PackageManagerService.java revision 39a275b3980b5ea75e060da540229b95a47333f7
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 34import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 35import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 36import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 40import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 45import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 46import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 47import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 49import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 53import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 54import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 55import static android.content.pm.PackageManager.INSTALL_INTERNAL; 56import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_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.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.MATCH_ALL; 63import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 64import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 65import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 66import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 67import static android.content.pm.PackageManager.PERMISSION_DENIED; 68import static android.content.pm.PackageManager.PERMISSION_GRANTED; 69import static android.content.pm.PackageParser.isApkFile; 70import static android.os.Process.PACKAGE_INFO_GID; 71import static android.os.Process.SYSTEM_UID; 72import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 73import static android.system.OsConstants.O_CREAT; 74import static android.system.OsConstants.O_RDWR; 75import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 76import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 77import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 78import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 79import static com.android.internal.util.ArrayUtils.appendInt; 80import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 81import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 82import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 83import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 84import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 85import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 86import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 87import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 88import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 89 90import android.Manifest; 91import android.app.ActivityManager; 92import android.app.ActivityManagerNative; 93import android.app.AppGlobals; 94import android.app.IActivityManager; 95import android.app.admin.IDevicePolicyManager; 96import android.app.backup.IBackupManager; 97import android.app.usage.UsageStats; 98import android.app.usage.UsageStatsManager; 99import android.content.BroadcastReceiver; 100import android.content.ComponentName; 101import android.content.Context; 102import android.content.IIntentReceiver; 103import android.content.Intent; 104import android.content.IntentFilter; 105import android.content.IntentSender; 106import android.content.IntentSender.SendIntentException; 107import android.content.ServiceConnection; 108import android.content.pm.ActivityInfo; 109import android.content.pm.ApplicationInfo; 110import android.content.pm.AppsQueryHelper; 111import android.content.pm.FeatureInfo; 112import android.content.pm.IOnPermissionsChangeListener; 113import android.content.pm.IPackageDataObserver; 114import android.content.pm.IPackageDeleteObserver; 115import android.content.pm.IPackageDeleteObserver2; 116import android.content.pm.IPackageInstallObserver2; 117import android.content.pm.IPackageInstaller; 118import android.content.pm.IPackageManager; 119import android.content.pm.IPackageMoveObserver; 120import android.content.pm.IPackageStatsObserver; 121import android.content.pm.InstrumentationInfo; 122import android.content.pm.IntentFilterVerificationInfo; 123import android.content.pm.KeySet; 124import android.content.pm.ManifestDigest; 125import android.content.pm.PackageCleanItem; 126import android.content.pm.PackageInfo; 127import android.content.pm.PackageInfoLite; 128import android.content.pm.PackageInstaller; 129import android.content.pm.PackageManager; 130import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 131import android.content.pm.PackageManagerInternal; 132import android.content.pm.PackageParser; 133import android.content.pm.PackageParser.ActivityIntentInfo; 134import android.content.pm.PackageParser.PackageLite; 135import android.content.pm.PackageParser.PackageParserException; 136import android.content.pm.PackageStats; 137import android.content.pm.PackageUserState; 138import android.content.pm.ParceledListSlice; 139import android.content.pm.PermissionGroupInfo; 140import android.content.pm.PermissionInfo; 141import android.content.pm.ProviderInfo; 142import android.content.pm.ResolveInfo; 143import android.content.pm.ServiceInfo; 144import android.content.pm.Signature; 145import android.content.pm.UserInfo; 146import android.content.pm.VerificationParams; 147import android.content.pm.VerifierDeviceIdentity; 148import android.content.pm.VerifierInfo; 149import android.content.res.Resources; 150import android.hardware.display.DisplayManager; 151import android.net.Uri; 152import android.os.Debug; 153import android.os.Binder; 154import android.os.Build; 155import android.os.Bundle; 156import android.os.Environment; 157import android.os.Environment.UserEnvironment; 158import android.os.FileUtils; 159import android.os.Handler; 160import android.os.IBinder; 161import android.os.Looper; 162import android.os.Message; 163import android.os.Parcel; 164import android.os.ParcelFileDescriptor; 165import android.os.Process; 166import android.os.RemoteCallbackList; 167import android.os.RemoteException; 168import android.os.ResultReceiver; 169import android.os.SELinux; 170import android.os.ServiceManager; 171import android.os.SystemClock; 172import android.os.SystemProperties; 173import android.os.Trace; 174import android.os.UserHandle; 175import android.os.UserManager; 176import android.os.storage.IMountService; 177import android.os.storage.MountServiceInternal; 178import android.os.storage.StorageEventListener; 179import android.os.storage.StorageManager; 180import android.os.storage.VolumeInfo; 181import android.os.storage.VolumeRecord; 182import android.security.KeyStore; 183import android.security.SystemKeyStore; 184import android.system.ErrnoException; 185import android.system.Os; 186import android.system.StructStat; 187import android.text.TextUtils; 188import android.text.format.DateUtils; 189import android.util.ArrayMap; 190import android.util.ArraySet; 191import android.util.AtomicFile; 192import android.util.DisplayMetrics; 193import android.util.EventLog; 194import android.util.ExceptionUtils; 195import android.util.Log; 196import android.util.LogPrinter; 197import android.util.MathUtils; 198import android.util.PrintStreamPrinter; 199import android.util.Slog; 200import android.util.SparseArray; 201import android.util.SparseBooleanArray; 202import android.util.SparseIntArray; 203import android.util.Xml; 204import android.view.Display; 205 206import dalvik.system.DexFile; 207import dalvik.system.VMRuntime; 208 209import libcore.io.IoUtils; 210import libcore.util.EmptyArray; 211 212import com.android.internal.R; 213import com.android.internal.annotations.GuardedBy; 214import com.android.internal.app.EphemeralResolveInfo; 215import com.android.internal.app.IMediaContainerService; 216import com.android.internal.app.ResolverActivity; 217import com.android.internal.content.NativeLibraryHelper; 218import com.android.internal.content.PackageHelper; 219import com.android.internal.os.IParcelFileDescriptorFactory; 220import com.android.internal.os.SomeArgs; 221import com.android.internal.os.Zygote; 222import com.android.internal.util.ArrayUtils; 223import com.android.internal.util.FastPrintWriter; 224import com.android.internal.util.FastXmlSerializer; 225import com.android.internal.util.IndentingPrintWriter; 226import com.android.internal.util.Preconditions; 227import com.android.server.EventLogTags; 228import com.android.server.FgThread; 229import com.android.server.IntentResolver; 230import com.android.server.LocalServices; 231import com.android.server.ServiceThread; 232import com.android.server.SystemConfig; 233import com.android.server.Watchdog; 234import com.android.server.pm.PermissionsState.PermissionState; 235import com.android.server.pm.Settings.DatabaseVersion; 236import com.android.server.pm.Settings.VersionInfo; 237import com.android.server.storage.DeviceStorageMonitorInternal; 238 239import org.xmlpull.v1.XmlPullParser; 240import org.xmlpull.v1.XmlPullParserException; 241import org.xmlpull.v1.XmlSerializer; 242 243import java.io.BufferedInputStream; 244import java.io.BufferedOutputStream; 245import java.io.BufferedReader; 246import java.io.ByteArrayInputStream; 247import java.io.ByteArrayOutputStream; 248import java.io.File; 249import java.io.FileDescriptor; 250import java.io.FileNotFoundException; 251import java.io.FileOutputStream; 252import java.io.FileReader; 253import java.io.FilenameFilter; 254import java.io.IOException; 255import java.io.InputStream; 256import java.io.PrintWriter; 257import java.nio.charset.StandardCharsets; 258import java.security.MessageDigest; 259import java.security.NoSuchAlgorithmException; 260import java.security.PublicKey; 261import java.security.cert.CertificateEncodingException; 262import java.security.cert.CertificateException; 263import java.text.SimpleDateFormat; 264import java.util.ArrayList; 265import java.util.Arrays; 266import java.util.Collection; 267import java.util.Collections; 268import java.util.Comparator; 269import java.util.Date; 270import java.util.Iterator; 271import java.util.List; 272import java.util.Map; 273import java.util.Objects; 274import java.util.Set; 275import java.util.concurrent.CountDownLatch; 276import java.util.concurrent.TimeUnit; 277import java.util.concurrent.atomic.AtomicBoolean; 278import java.util.concurrent.atomic.AtomicInteger; 279import java.util.concurrent.atomic.AtomicLong; 280 281/** 282 * Keep track of all those .apks everywhere. 283 * 284 * This is very central to the platform's security; please run the unit 285 * tests whenever making modifications here: 286 * 287runtest -c android.content.pm.PackageManagerTests frameworks-core 288 * 289 * {@hide} 290 */ 291public class PackageManagerService extends IPackageManager.Stub { 292 static final String TAG = "PackageManager"; 293 static final boolean DEBUG_SETTINGS = false; 294 static final boolean DEBUG_PREFERRED = false; 295 static final boolean DEBUG_UPGRADE = false; 296 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 297 private static final boolean DEBUG_BACKUP = false; 298 private static final boolean DEBUG_INSTALL = false; 299 private static final boolean DEBUG_REMOVE = false; 300 private static final boolean DEBUG_BROADCASTS = false; 301 private static final boolean DEBUG_SHOW_INFO = false; 302 private static final boolean DEBUG_PACKAGE_INFO = false; 303 private static final boolean DEBUG_INTENT_MATCHING = false; 304 private static final boolean DEBUG_PACKAGE_SCANNING = false; 305 private static final boolean DEBUG_VERIFY = false; 306 private static final boolean DEBUG_DEXOPT = false; 307 private static final boolean DEBUG_ABI_SELECTION = false; 308 private static final boolean DEBUG_EPHEMERAL = false; 309 310 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 311 312 private static final int RADIO_UID = Process.PHONE_UID; 313 private static final int LOG_UID = Process.LOG_UID; 314 private static final int NFC_UID = Process.NFC_UID; 315 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 316 private static final int SHELL_UID = Process.SHELL_UID; 317 318 // Cap the size of permission trees that 3rd party apps can define 319 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 320 321 // Suffix used during package installation when copying/moving 322 // package apks to install directory. 323 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 324 325 static final int SCAN_NO_DEX = 1<<1; 326 static final int SCAN_FORCE_DEX = 1<<2; 327 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 328 static final int SCAN_NEW_INSTALL = 1<<4; 329 static final int SCAN_NO_PATHS = 1<<5; 330 static final int SCAN_UPDATE_TIME = 1<<6; 331 static final int SCAN_DEFER_DEX = 1<<7; 332 static final int SCAN_BOOTING = 1<<8; 333 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 334 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 335 static final int SCAN_REPLACING = 1<<11; 336 static final int SCAN_REQUIRE_KNOWN = 1<<12; 337 static final int SCAN_MOVE = 1<<13; 338 static final int SCAN_INITIAL = 1<<14; 339 340 static final int REMOVE_CHATTY = 1<<16; 341 342 private static final int[] EMPTY_INT_ARRAY = new int[0]; 343 344 /** 345 * Timeout (in milliseconds) after which the watchdog should declare that 346 * our handler thread is wedged. The usual default for such things is one 347 * minute but we sometimes do very lengthy I/O operations on this thread, 348 * such as installing multi-gigabyte applications, so ours needs to be longer. 349 */ 350 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 351 352 /** 353 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 354 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 355 * settings entry if available, otherwise we use the hardcoded default. If it's been 356 * more than this long since the last fstrim, we force one during the boot sequence. 357 * 358 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 359 * one gets run at the next available charging+idle time. This final mandatory 360 * no-fstrim check kicks in only of the other scheduling criteria is never met. 361 */ 362 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 363 364 /** 365 * Whether verification is enabled by default. 366 */ 367 private static final boolean DEFAULT_VERIFY_ENABLE = true; 368 369 /** 370 * The default maximum time to wait for the verification agent to return in 371 * milliseconds. 372 */ 373 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 374 375 /** 376 * The default response for package verification timeout. 377 * 378 * This can be either PackageManager.VERIFICATION_ALLOW or 379 * PackageManager.VERIFICATION_REJECT. 380 */ 381 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 382 383 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 384 385 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 386 DEFAULT_CONTAINER_PACKAGE, 387 "com.android.defcontainer.DefaultContainerService"); 388 389 private static final String KILL_APP_REASON_GIDS_CHANGED = 390 "permission grant or revoke changed gids"; 391 392 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 393 "permissions revoked"; 394 395 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 396 397 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 398 399 /** Permission grant: not grant the permission. */ 400 private static final int GRANT_DENIED = 1; 401 402 /** Permission grant: grant the permission as an install permission. */ 403 private static final int GRANT_INSTALL = 2; 404 405 /** Permission grant: grant the permission as a runtime one. */ 406 private static final int GRANT_RUNTIME = 3; 407 408 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 409 private static final int GRANT_UPGRADE = 4; 410 411 /** Canonical intent used to identify what counts as a "web browser" app */ 412 private static final Intent sBrowserIntent; 413 static { 414 sBrowserIntent = new Intent(); 415 sBrowserIntent.setAction(Intent.ACTION_VIEW); 416 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 417 sBrowserIntent.setData(Uri.parse("http:")); 418 } 419 420 final ServiceThread mHandlerThread; 421 422 final PackageHandler mHandler; 423 424 /** 425 * Messages for {@link #mHandler} that need to wait for system ready before 426 * being dispatched. 427 */ 428 private ArrayList<Message> mPostSystemReadyMessages; 429 430 final int mSdkVersion = Build.VERSION.SDK_INT; 431 432 final Context mContext; 433 final boolean mFactoryTest; 434 final boolean mOnlyCore; 435 final DisplayMetrics mMetrics; 436 final int mDefParseFlags; 437 final String[] mSeparateProcesses; 438 final boolean mIsUpgrade; 439 440 // This is where all application persistent data goes. 441 final File mAppDataDir; 442 443 // This is where all application persistent data goes for secondary users. 444 final File mUserAppDataDir; 445 446 /** The location for ASEC container files on internal storage. */ 447 final String mAsecInternalPath; 448 449 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 450 // LOCK HELD. Can be called with mInstallLock held. 451 @GuardedBy("mInstallLock") 452 final Installer mInstaller; 453 454 /** Directory where installed third-party apps stored */ 455 final File mAppInstallDir; 456 final File mEphemeralInstallDir; 457 458 /** 459 * Directory to which applications installed internally have their 460 * 32 bit native libraries copied. 461 */ 462 private File mAppLib32InstallDir; 463 464 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 465 // apps. 466 final File mDrmAppPrivateInstallDir; 467 468 // ---------------------------------------------------------------- 469 470 // Lock for state used when installing and doing other long running 471 // operations. Methods that must be called with this lock held have 472 // the suffix "LI". 473 final Object mInstallLock = new Object(); 474 475 // ---------------------------------------------------------------- 476 477 // Keys are String (package name), values are Package. This also serves 478 // as the lock for the global state. Methods that must be called with 479 // this lock held have the prefix "LP". 480 @GuardedBy("mPackages") 481 final ArrayMap<String, PackageParser.Package> mPackages = 482 new ArrayMap<String, PackageParser.Package>(); 483 484 // Tracks available target package names -> overlay package paths. 485 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 486 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 487 488 /** 489 * Tracks new system packages [received in an OTA] that we expect to 490 * find updated user-installed versions. Keys are package name, values 491 * are package location. 492 */ 493 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 494 495 /** 496 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 497 */ 498 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 499 /** 500 * Whether or not system app permissions should be promoted from install to runtime. 501 */ 502 boolean mPromoteSystemApps; 503 504 final Settings mSettings; 505 boolean mRestoredSettings; 506 507 // System configuration read by SystemConfig. 508 final int[] mGlobalGids; 509 final SparseArray<ArraySet<String>> mSystemPermissions; 510 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 511 512 // If mac_permissions.xml was found for seinfo labeling. 513 boolean mFoundPolicyFile; 514 515 // If a recursive restorecon of /data/data/<pkg> is needed. 516 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 517 518 public static final class SharedLibraryEntry { 519 public final String path; 520 public final String apk; 521 522 SharedLibraryEntry(String _path, String _apk) { 523 path = _path; 524 apk = _apk; 525 } 526 } 527 528 // Currently known shared libraries. 529 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 530 new ArrayMap<String, SharedLibraryEntry>(); 531 532 // All available activities, for your resolving pleasure. 533 final ActivityIntentResolver mActivities = 534 new ActivityIntentResolver(); 535 536 // All available receivers, for your resolving pleasure. 537 final ActivityIntentResolver mReceivers = 538 new ActivityIntentResolver(); 539 540 // All available services, for your resolving pleasure. 541 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 542 543 // All available providers, for your resolving pleasure. 544 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 545 546 // Mapping from provider base names (first directory in content URI codePath) 547 // to the provider information. 548 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 549 new ArrayMap<String, PackageParser.Provider>(); 550 551 // Mapping from instrumentation class names to info about them. 552 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 553 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 554 555 // Mapping from permission names to info about them. 556 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 557 new ArrayMap<String, PackageParser.PermissionGroup>(); 558 559 // Packages whose data we have transfered into another package, thus 560 // should no longer exist. 561 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 562 563 // Broadcast actions that are only available to the system. 564 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 565 566 /** List of packages waiting for verification. */ 567 final SparseArray<PackageVerificationState> mPendingVerification 568 = new SparseArray<PackageVerificationState>(); 569 570 /** Set of packages associated with each app op permission. */ 571 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 572 573 final PackageInstallerService mInstallerService; 574 575 private final PackageDexOptimizer mPackageDexOptimizer; 576 577 private AtomicInteger mNextMoveId = new AtomicInteger(); 578 private final MoveCallbacks mMoveCallbacks; 579 580 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 581 582 // Cache of users who need badging. 583 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 584 585 /** Token for keys in mPendingVerification. */ 586 private int mPendingVerificationToken = 0; 587 588 volatile boolean mSystemReady; 589 volatile boolean mSafeMode; 590 volatile boolean mHasSystemUidErrors; 591 592 ApplicationInfo mAndroidApplication; 593 final ActivityInfo mResolveActivity = new ActivityInfo(); 594 final ResolveInfo mResolveInfo = new ResolveInfo(); 595 ComponentName mResolveComponentName; 596 PackageParser.Package mPlatformPackage; 597 ComponentName mCustomResolverComponentName; 598 599 boolean mResolverReplaced = false; 600 601 private final ComponentName mIntentFilterVerifierComponent; 602 private int mIntentFilterVerificationToken = 0; 603 604 /** Component that knows whether or not an ephemeral application exists */ 605 final ComponentName mEphemeralResolverComponent; 606 /** The service connection to the ephemeral resolver */ 607 final EphemeralResolverConnection mEphemeralResolverConnection; 608 609 /** Component used to install ephemeral applications */ 610 final ComponentName mEphemeralInstallerComponent; 611 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 612 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 613 614 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 615 = new SparseArray<IntentFilterVerificationState>(); 616 617 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 618 new DefaultPermissionGrantPolicy(this); 619 620 // List of packages names to keep cached, even if they are uninstalled for all users 621 private List<String> mKeepUninstalledPackages; 622 623 private static class IFVerificationParams { 624 PackageParser.Package pkg; 625 boolean replacing; 626 int userId; 627 int verifierUid; 628 629 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 630 int _userId, int _verifierUid) { 631 pkg = _pkg; 632 replacing = _replacing; 633 userId = _userId; 634 replacing = _replacing; 635 verifierUid = _verifierUid; 636 } 637 } 638 639 private interface IntentFilterVerifier<T extends IntentFilter> { 640 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 641 T filter, String packageName); 642 void startVerifications(int userId); 643 void receiveVerificationResponse(int verificationId); 644 } 645 646 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 647 private Context mContext; 648 private ComponentName mIntentFilterVerifierComponent; 649 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 650 651 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 652 mContext = context; 653 mIntentFilterVerifierComponent = verifierComponent; 654 } 655 656 private String getDefaultScheme() { 657 return IntentFilter.SCHEME_HTTPS; 658 } 659 660 @Override 661 public void startVerifications(int userId) { 662 // Launch verifications requests 663 int count = mCurrentIntentFilterVerifications.size(); 664 for (int n=0; n<count; n++) { 665 int verificationId = mCurrentIntentFilterVerifications.get(n); 666 final IntentFilterVerificationState ivs = 667 mIntentFilterVerificationStates.get(verificationId); 668 669 String packageName = ivs.getPackageName(); 670 671 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 672 final int filterCount = filters.size(); 673 ArraySet<String> domainsSet = new ArraySet<>(); 674 for (int m=0; m<filterCount; m++) { 675 PackageParser.ActivityIntentInfo filter = filters.get(m); 676 domainsSet.addAll(filter.getHostsList()); 677 } 678 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 679 synchronized (mPackages) { 680 if (mSettings.createIntentFilterVerificationIfNeededLPw( 681 packageName, domainsList) != null) { 682 scheduleWriteSettingsLocked(); 683 } 684 } 685 sendVerificationRequest(userId, verificationId, ivs); 686 } 687 mCurrentIntentFilterVerifications.clear(); 688 } 689 690 private void sendVerificationRequest(int userId, int verificationId, 691 IntentFilterVerificationState ivs) { 692 693 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 694 verificationIntent.putExtra( 695 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 696 verificationId); 697 verificationIntent.putExtra( 698 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 699 getDefaultScheme()); 700 verificationIntent.putExtra( 701 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 702 ivs.getHostsString()); 703 verificationIntent.putExtra( 704 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 705 ivs.getPackageName()); 706 verificationIntent.setComponent(mIntentFilterVerifierComponent); 707 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 708 709 UserHandle user = new UserHandle(userId); 710 mContext.sendBroadcastAsUser(verificationIntent, user); 711 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 712 "Sending IntentFilter verification broadcast"); 713 } 714 715 public void receiveVerificationResponse(int verificationId) { 716 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 717 718 final boolean verified = ivs.isVerified(); 719 720 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 721 final int count = filters.size(); 722 if (DEBUG_DOMAIN_VERIFICATION) { 723 Slog.i(TAG, "Received verification response " + verificationId 724 + " for " + count + " filters, verified=" + verified); 725 } 726 for (int n=0; n<count; n++) { 727 PackageParser.ActivityIntentInfo filter = filters.get(n); 728 filter.setVerified(verified); 729 730 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 731 + " verified with result:" + verified + " and hosts:" 732 + ivs.getHostsString()); 733 } 734 735 mIntentFilterVerificationStates.remove(verificationId); 736 737 final String packageName = ivs.getPackageName(); 738 IntentFilterVerificationInfo ivi = null; 739 740 synchronized (mPackages) { 741 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 742 } 743 if (ivi == null) { 744 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 745 + verificationId + " packageName:" + packageName); 746 return; 747 } 748 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 749 "Updating IntentFilterVerificationInfo for package " + packageName 750 +" verificationId:" + verificationId); 751 752 synchronized (mPackages) { 753 if (verified) { 754 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 755 } else { 756 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 757 } 758 scheduleWriteSettingsLocked(); 759 760 final int userId = ivs.getUserId(); 761 if (userId != UserHandle.USER_ALL) { 762 final int userStatus = 763 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 764 765 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 766 boolean needUpdate = false; 767 768 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 769 // already been set by the User thru the Disambiguation dialog 770 switch (userStatus) { 771 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 772 if (verified) { 773 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 774 } else { 775 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 776 } 777 needUpdate = true; 778 break; 779 780 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 781 if (verified) { 782 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 783 needUpdate = true; 784 } 785 break; 786 787 default: 788 // Nothing to do 789 } 790 791 if (needUpdate) { 792 mSettings.updateIntentFilterVerificationStatusLPw( 793 packageName, updatedStatus, userId); 794 scheduleWritePackageRestrictionsLocked(userId); 795 } 796 } 797 } 798 } 799 800 @Override 801 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 802 ActivityIntentInfo filter, String packageName) { 803 if (!hasValidDomains(filter)) { 804 return false; 805 } 806 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 807 if (ivs == null) { 808 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 809 packageName); 810 } 811 if (DEBUG_DOMAIN_VERIFICATION) { 812 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 813 } 814 ivs.addFilter(filter); 815 return true; 816 } 817 818 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 819 int userId, int verificationId, String packageName) { 820 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 821 verifierUid, userId, packageName); 822 ivs.setPendingState(); 823 synchronized (mPackages) { 824 mIntentFilterVerificationStates.append(verificationId, ivs); 825 mCurrentIntentFilterVerifications.add(verificationId); 826 } 827 return ivs; 828 } 829 } 830 831 private static boolean hasValidDomains(ActivityIntentInfo filter) { 832 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 833 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 834 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 835 } 836 837 private IntentFilterVerifier mIntentFilterVerifier; 838 839 // Set of pending broadcasts for aggregating enable/disable of components. 840 static class PendingPackageBroadcasts { 841 // for each user id, a map of <package name -> components within that package> 842 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 843 844 public PendingPackageBroadcasts() { 845 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 846 } 847 848 public ArrayList<String> get(int userId, String packageName) { 849 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 850 return packages.get(packageName); 851 } 852 853 public void put(int userId, String packageName, ArrayList<String> components) { 854 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 855 packages.put(packageName, components); 856 } 857 858 public void remove(int userId, String packageName) { 859 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 860 if (packages != null) { 861 packages.remove(packageName); 862 } 863 } 864 865 public void remove(int userId) { 866 mUidMap.remove(userId); 867 } 868 869 public int userIdCount() { 870 return mUidMap.size(); 871 } 872 873 public int userIdAt(int n) { 874 return mUidMap.keyAt(n); 875 } 876 877 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 878 return mUidMap.get(userId); 879 } 880 881 public int size() { 882 // total number of pending broadcast entries across all userIds 883 int num = 0; 884 for (int i = 0; i< mUidMap.size(); i++) { 885 num += mUidMap.valueAt(i).size(); 886 } 887 return num; 888 } 889 890 public void clear() { 891 mUidMap.clear(); 892 } 893 894 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 895 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 896 if (map == null) { 897 map = new ArrayMap<String, ArrayList<String>>(); 898 mUidMap.put(userId, map); 899 } 900 return map; 901 } 902 } 903 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 904 905 // Service Connection to remote media container service to copy 906 // package uri's from external media onto secure containers 907 // or internal storage. 908 private IMediaContainerService mContainerService = null; 909 910 static final int SEND_PENDING_BROADCAST = 1; 911 static final int MCS_BOUND = 3; 912 static final int END_COPY = 4; 913 static final int INIT_COPY = 5; 914 static final int MCS_UNBIND = 6; 915 static final int START_CLEANING_PACKAGE = 7; 916 static final int FIND_INSTALL_LOC = 8; 917 static final int POST_INSTALL = 9; 918 static final int MCS_RECONNECT = 10; 919 static final int MCS_GIVE_UP = 11; 920 static final int UPDATED_MEDIA_STATUS = 12; 921 static final int WRITE_SETTINGS = 13; 922 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 923 static final int PACKAGE_VERIFIED = 15; 924 static final int CHECK_PENDING_VERIFICATION = 16; 925 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 926 static final int INTENT_FILTER_VERIFIED = 18; 927 928 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 929 930 // Delay time in millisecs 931 static final int BROADCAST_DELAY = 10 * 1000; 932 933 static UserManagerService sUserManager; 934 935 // Stores a list of users whose package restrictions file needs to be updated 936 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 937 938 final private DefaultContainerConnection mDefContainerConn = 939 new DefaultContainerConnection(); 940 class DefaultContainerConnection implements ServiceConnection { 941 public void onServiceConnected(ComponentName name, IBinder service) { 942 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 943 IMediaContainerService imcs = 944 IMediaContainerService.Stub.asInterface(service); 945 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 946 } 947 948 public void onServiceDisconnected(ComponentName name) { 949 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 950 } 951 } 952 953 // Recordkeeping of restore-after-install operations that are currently in flight 954 // between the Package Manager and the Backup Manager 955 class PostInstallData { 956 public InstallArgs args; 957 public PackageInstalledInfo res; 958 959 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 960 args = _a; 961 res = _r; 962 } 963 } 964 965 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 966 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 967 968 // XML tags for backup/restore of various bits of state 969 private static final String TAG_PREFERRED_BACKUP = "pa"; 970 private static final String TAG_DEFAULT_APPS = "da"; 971 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 972 973 final String mRequiredVerifierPackage; 974 final String mRequiredInstallerPackage; 975 976 private final PackageUsage mPackageUsage = new PackageUsage(); 977 978 private class PackageUsage { 979 private static final int WRITE_INTERVAL 980 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 981 982 private final Object mFileLock = new Object(); 983 private final AtomicLong mLastWritten = new AtomicLong(0); 984 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 985 986 private boolean mIsHistoricalPackageUsageAvailable = true; 987 988 boolean isHistoricalPackageUsageAvailable() { 989 return mIsHistoricalPackageUsageAvailable; 990 } 991 992 void write(boolean force) { 993 if (force) { 994 writeInternal(); 995 return; 996 } 997 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 998 && !DEBUG_DEXOPT) { 999 return; 1000 } 1001 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1002 new Thread("PackageUsage_DiskWriter") { 1003 @Override 1004 public void run() { 1005 try { 1006 writeInternal(); 1007 } finally { 1008 mBackgroundWriteRunning.set(false); 1009 } 1010 } 1011 }.start(); 1012 } 1013 } 1014 1015 private void writeInternal() { 1016 synchronized (mPackages) { 1017 synchronized (mFileLock) { 1018 AtomicFile file = getFile(); 1019 FileOutputStream f = null; 1020 try { 1021 f = file.startWrite(); 1022 BufferedOutputStream out = new BufferedOutputStream(f); 1023 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1024 StringBuilder sb = new StringBuilder(); 1025 for (PackageParser.Package pkg : mPackages.values()) { 1026 if (pkg.mLastPackageUsageTimeInMills == 0) { 1027 continue; 1028 } 1029 sb.setLength(0); 1030 sb.append(pkg.packageName); 1031 sb.append(' '); 1032 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1033 sb.append('\n'); 1034 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1035 } 1036 out.flush(); 1037 file.finishWrite(f); 1038 } catch (IOException e) { 1039 if (f != null) { 1040 file.failWrite(f); 1041 } 1042 Log.e(TAG, "Failed to write package usage times", e); 1043 } 1044 } 1045 } 1046 mLastWritten.set(SystemClock.elapsedRealtime()); 1047 } 1048 1049 void readLP() { 1050 synchronized (mFileLock) { 1051 AtomicFile file = getFile(); 1052 BufferedInputStream in = null; 1053 try { 1054 in = new BufferedInputStream(file.openRead()); 1055 StringBuffer sb = new StringBuffer(); 1056 while (true) { 1057 String packageName = readToken(in, sb, ' '); 1058 if (packageName == null) { 1059 break; 1060 } 1061 String timeInMillisString = readToken(in, sb, '\n'); 1062 if (timeInMillisString == null) { 1063 throw new IOException("Failed to find last usage time for package " 1064 + packageName); 1065 } 1066 PackageParser.Package pkg = mPackages.get(packageName); 1067 if (pkg == null) { 1068 continue; 1069 } 1070 long timeInMillis; 1071 try { 1072 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1073 } catch (NumberFormatException e) { 1074 throw new IOException("Failed to parse " + timeInMillisString 1075 + " as a long.", e); 1076 } 1077 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1078 } 1079 } catch (FileNotFoundException expected) { 1080 mIsHistoricalPackageUsageAvailable = false; 1081 } catch (IOException e) { 1082 Log.w(TAG, "Failed to read package usage times", e); 1083 } finally { 1084 IoUtils.closeQuietly(in); 1085 } 1086 } 1087 mLastWritten.set(SystemClock.elapsedRealtime()); 1088 } 1089 1090 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1091 throws IOException { 1092 sb.setLength(0); 1093 while (true) { 1094 int ch = in.read(); 1095 if (ch == -1) { 1096 if (sb.length() == 0) { 1097 return null; 1098 } 1099 throw new IOException("Unexpected EOF"); 1100 } 1101 if (ch == endOfToken) { 1102 return sb.toString(); 1103 } 1104 sb.append((char)ch); 1105 } 1106 } 1107 1108 private AtomicFile getFile() { 1109 File dataDir = Environment.getDataDirectory(); 1110 File systemDir = new File(dataDir, "system"); 1111 File fname = new File(systemDir, "package-usage.list"); 1112 return new AtomicFile(fname); 1113 } 1114 } 1115 1116 class PackageHandler extends Handler { 1117 private boolean mBound = false; 1118 final ArrayList<HandlerParams> mPendingInstalls = 1119 new ArrayList<HandlerParams>(); 1120 1121 private boolean connectToService() { 1122 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1123 " DefaultContainerService"); 1124 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1125 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1126 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1127 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1128 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1129 mBound = true; 1130 return true; 1131 } 1132 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1133 return false; 1134 } 1135 1136 private void disconnectService() { 1137 mContainerService = null; 1138 mBound = false; 1139 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1140 mContext.unbindService(mDefContainerConn); 1141 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1142 } 1143 1144 PackageHandler(Looper looper) { 1145 super(looper); 1146 } 1147 1148 public void handleMessage(Message msg) { 1149 try { 1150 doHandleMessage(msg); 1151 } finally { 1152 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1153 } 1154 } 1155 1156 void doHandleMessage(Message msg) { 1157 switch (msg.what) { 1158 case INIT_COPY: { 1159 HandlerParams params = (HandlerParams) msg.obj; 1160 int idx = mPendingInstalls.size(); 1161 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1162 // If a bind was already initiated we dont really 1163 // need to do anything. The pending install 1164 // will be processed later on. 1165 if (!mBound) { 1166 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1167 System.identityHashCode(mHandler)); 1168 // If this is the only one pending we might 1169 // have to bind to the service again. 1170 if (!connectToService()) { 1171 Slog.e(TAG, "Failed to bind to media container service"); 1172 params.serviceError(); 1173 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1174 System.identityHashCode(mHandler)); 1175 if (params.traceMethod != null) { 1176 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1177 params.traceCookie); 1178 } 1179 return; 1180 } else { 1181 // Once we bind to the service, the first 1182 // pending request will be processed. 1183 mPendingInstalls.add(idx, params); 1184 } 1185 } else { 1186 mPendingInstalls.add(idx, params); 1187 // Already bound to the service. Just make 1188 // sure we trigger off processing the first request. 1189 if (idx == 0) { 1190 mHandler.sendEmptyMessage(MCS_BOUND); 1191 } 1192 } 1193 break; 1194 } 1195 case MCS_BOUND: { 1196 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1197 if (msg.obj != null) { 1198 mContainerService = (IMediaContainerService) msg.obj; 1199 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1200 System.identityHashCode(mHandler)); 1201 } 1202 if (mContainerService == null) { 1203 if (!mBound) { 1204 // Something seriously wrong since we are not bound and we are not 1205 // waiting for connection. Bail out. 1206 Slog.e(TAG, "Cannot bind to media container service"); 1207 for (HandlerParams params : mPendingInstalls) { 1208 // Indicate service bind error 1209 params.serviceError(); 1210 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1211 System.identityHashCode(params)); 1212 if (params.traceMethod != null) { 1213 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1214 params.traceMethod, params.traceCookie); 1215 } 1216 return; 1217 } 1218 mPendingInstalls.clear(); 1219 } else { 1220 Slog.w(TAG, "Waiting to connect to media container service"); 1221 } 1222 } else if (mPendingInstalls.size() > 0) { 1223 HandlerParams params = mPendingInstalls.get(0); 1224 if (params != null) { 1225 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1226 System.identityHashCode(params)); 1227 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1228 if (params.startCopy()) { 1229 // We are done... look for more work or to 1230 // go idle. 1231 if (DEBUG_SD_INSTALL) Log.i(TAG, 1232 "Checking for more work or unbind..."); 1233 // Delete pending install 1234 if (mPendingInstalls.size() > 0) { 1235 mPendingInstalls.remove(0); 1236 } 1237 if (mPendingInstalls.size() == 0) { 1238 if (mBound) { 1239 if (DEBUG_SD_INSTALL) Log.i(TAG, 1240 "Posting delayed MCS_UNBIND"); 1241 removeMessages(MCS_UNBIND); 1242 Message ubmsg = obtainMessage(MCS_UNBIND); 1243 // Unbind after a little delay, to avoid 1244 // continual thrashing. 1245 sendMessageDelayed(ubmsg, 10000); 1246 } 1247 } else { 1248 // There are more pending requests in queue. 1249 // Just post MCS_BOUND message to trigger processing 1250 // of next pending install. 1251 if (DEBUG_SD_INSTALL) Log.i(TAG, 1252 "Posting MCS_BOUND for next work"); 1253 mHandler.sendEmptyMessage(MCS_BOUND); 1254 } 1255 } 1256 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1257 } 1258 } else { 1259 // Should never happen ideally. 1260 Slog.w(TAG, "Empty queue"); 1261 } 1262 break; 1263 } 1264 case MCS_RECONNECT: { 1265 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1266 if (mPendingInstalls.size() > 0) { 1267 if (mBound) { 1268 disconnectService(); 1269 } 1270 if (!connectToService()) { 1271 Slog.e(TAG, "Failed to bind to media container service"); 1272 for (HandlerParams params : mPendingInstalls) { 1273 // Indicate service bind error 1274 params.serviceError(); 1275 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1276 System.identityHashCode(params)); 1277 } 1278 mPendingInstalls.clear(); 1279 } 1280 } 1281 break; 1282 } 1283 case MCS_UNBIND: { 1284 // If there is no actual work left, then time to unbind. 1285 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1286 1287 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1288 if (mBound) { 1289 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1290 1291 disconnectService(); 1292 } 1293 } else if (mPendingInstalls.size() > 0) { 1294 // There are more pending requests in queue. 1295 // Just post MCS_BOUND message to trigger processing 1296 // of next pending install. 1297 mHandler.sendEmptyMessage(MCS_BOUND); 1298 } 1299 1300 break; 1301 } 1302 case MCS_GIVE_UP: { 1303 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1304 HandlerParams params = mPendingInstalls.remove(0); 1305 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1306 System.identityHashCode(params)); 1307 break; 1308 } 1309 case SEND_PENDING_BROADCAST: { 1310 String packages[]; 1311 ArrayList<String> components[]; 1312 int size = 0; 1313 int uids[]; 1314 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1315 synchronized (mPackages) { 1316 if (mPendingBroadcasts == null) { 1317 return; 1318 } 1319 size = mPendingBroadcasts.size(); 1320 if (size <= 0) { 1321 // Nothing to be done. Just return 1322 return; 1323 } 1324 packages = new String[size]; 1325 components = new ArrayList[size]; 1326 uids = new int[size]; 1327 int i = 0; // filling out the above arrays 1328 1329 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1330 int packageUserId = mPendingBroadcasts.userIdAt(n); 1331 Iterator<Map.Entry<String, ArrayList<String>>> it 1332 = mPendingBroadcasts.packagesForUserId(packageUserId) 1333 .entrySet().iterator(); 1334 while (it.hasNext() && i < size) { 1335 Map.Entry<String, ArrayList<String>> ent = it.next(); 1336 packages[i] = ent.getKey(); 1337 components[i] = ent.getValue(); 1338 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1339 uids[i] = (ps != null) 1340 ? UserHandle.getUid(packageUserId, ps.appId) 1341 : -1; 1342 i++; 1343 } 1344 } 1345 size = i; 1346 mPendingBroadcasts.clear(); 1347 } 1348 // Send broadcasts 1349 for (int i = 0; i < size; i++) { 1350 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1351 } 1352 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1353 break; 1354 } 1355 case START_CLEANING_PACKAGE: { 1356 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1357 final String packageName = (String)msg.obj; 1358 final int userId = msg.arg1; 1359 final boolean andCode = msg.arg2 != 0; 1360 synchronized (mPackages) { 1361 if (userId == UserHandle.USER_ALL) { 1362 int[] users = sUserManager.getUserIds(); 1363 for (int user : users) { 1364 mSettings.addPackageToCleanLPw( 1365 new PackageCleanItem(user, packageName, andCode)); 1366 } 1367 } else { 1368 mSettings.addPackageToCleanLPw( 1369 new PackageCleanItem(userId, packageName, andCode)); 1370 } 1371 } 1372 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1373 startCleaningPackages(); 1374 } break; 1375 case POST_INSTALL: { 1376 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1377 1378 PostInstallData data = mRunningInstalls.get(msg.arg1); 1379 mRunningInstalls.delete(msg.arg1); 1380 boolean deleteOld = false; 1381 1382 if (data != null) { 1383 InstallArgs args = data.args; 1384 PackageInstalledInfo res = data.res; 1385 1386 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1387 final String packageName = res.pkg.applicationInfo.packageName; 1388 res.removedInfo.sendBroadcast(false, true, false); 1389 Bundle extras = new Bundle(1); 1390 extras.putInt(Intent.EXTRA_UID, res.uid); 1391 1392 // Now that we successfully installed the package, grant runtime 1393 // permissions if requested before broadcasting the install. 1394 if ((args.installFlags 1395 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1396 && res.pkg.applicationInfo.targetSdkVersion 1397 >= Build.VERSION_CODES.M) { 1398 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1399 args.installGrantPermissions); 1400 } 1401 1402 // Determine the set of users who are adding this 1403 // package for the first time vs. those who are seeing 1404 // an update. 1405 int[] firstUsers; 1406 int[] updateUsers = new int[0]; 1407 if (res.origUsers == null || res.origUsers.length == 0) { 1408 firstUsers = res.newUsers; 1409 } else { 1410 firstUsers = new int[0]; 1411 for (int i=0; i<res.newUsers.length; i++) { 1412 int user = res.newUsers[i]; 1413 boolean isNew = true; 1414 for (int j=0; j<res.origUsers.length; j++) { 1415 if (res.origUsers[j] == user) { 1416 isNew = false; 1417 break; 1418 } 1419 } 1420 if (isNew) { 1421 int[] newFirst = new int[firstUsers.length+1]; 1422 System.arraycopy(firstUsers, 0, newFirst, 0, 1423 firstUsers.length); 1424 newFirst[firstUsers.length] = user; 1425 firstUsers = newFirst; 1426 } else { 1427 int[] newUpdate = new int[updateUsers.length+1]; 1428 System.arraycopy(updateUsers, 0, newUpdate, 0, 1429 updateUsers.length); 1430 newUpdate[updateUsers.length] = user; 1431 updateUsers = newUpdate; 1432 } 1433 } 1434 } 1435 // don't broadcast for ephemeral installs/updates 1436 final boolean isEphemeral = isEphemeral(res.pkg); 1437 if (!isEphemeral) { 1438 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1439 extras, 0 /*flags*/, null /*targetPackage*/, 1440 null /*finishedReceiver*/, firstUsers); 1441 } 1442 final boolean update = res.removedInfo.removedPackage != null; 1443 if (update) { 1444 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1445 } 1446 if (!isEphemeral) { 1447 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1448 extras, 0 /*flags*/, null /*targetPackage*/, 1449 null /*finishedReceiver*/, updateUsers); 1450 } 1451 if (update) { 1452 if (!isEphemeral) { 1453 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1454 packageName, extras, 0 /*flags*/, 1455 null /*targetPackage*/, null /*finishedReceiver*/, 1456 updateUsers); 1457 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1458 null /*package*/, null /*extras*/, 0 /*flags*/, 1459 packageName /*targetPackage*/, 1460 null /*finishedReceiver*/, updateUsers); 1461 } 1462 1463 // treat asec-hosted packages like removable media on upgrade 1464 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1465 if (DEBUG_INSTALL) { 1466 Slog.i(TAG, "upgrading pkg " + res.pkg 1467 + " is ASEC-hosted -> AVAILABLE"); 1468 } 1469 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1470 ArrayList<String> pkgList = new ArrayList<String>(1); 1471 pkgList.add(packageName); 1472 sendResourcesChangedBroadcast(true, true, 1473 pkgList,uidArray, null); 1474 } 1475 } 1476 if (res.removedInfo.args != null) { 1477 // Remove the replaced package's older resources safely now 1478 deleteOld = true; 1479 } 1480 1481 // If this app is a browser and it's newly-installed for some 1482 // users, clear any default-browser state in those users 1483 if (firstUsers.length > 0) { 1484 // the app's nature doesn't depend on the user, so we can just 1485 // check its browser nature in any user and generalize. 1486 if (packageIsBrowser(packageName, firstUsers[0])) { 1487 synchronized (mPackages) { 1488 for (int userId : firstUsers) { 1489 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1490 } 1491 } 1492 } 1493 } 1494 // Log current value of "unknown sources" setting 1495 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1496 getUnknownSourcesSettings()); 1497 } 1498 // Force a gc to clear up things 1499 Runtime.getRuntime().gc(); 1500 // We delete after a gc for applications on sdcard. 1501 if (deleteOld) { 1502 synchronized (mInstallLock) { 1503 res.removedInfo.args.doPostDeleteLI(true); 1504 } 1505 } 1506 if (args.observer != null) { 1507 try { 1508 Bundle extras = extrasForInstallResult(res); 1509 args.observer.onPackageInstalled(res.name, res.returnCode, 1510 res.returnMsg, extras); 1511 } catch (RemoteException e) { 1512 Slog.i(TAG, "Observer no longer exists."); 1513 } 1514 } 1515 if (args.traceMethod != null) { 1516 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1517 args.traceCookie); 1518 } 1519 return; 1520 } else { 1521 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1522 } 1523 1524 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1525 } break; 1526 case UPDATED_MEDIA_STATUS: { 1527 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1528 boolean reportStatus = msg.arg1 == 1; 1529 boolean doGc = msg.arg2 == 1; 1530 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1531 if (doGc) { 1532 // Force a gc to clear up stale containers. 1533 Runtime.getRuntime().gc(); 1534 } 1535 if (msg.obj != null) { 1536 @SuppressWarnings("unchecked") 1537 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1538 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1539 // Unload containers 1540 unloadAllContainers(args); 1541 } 1542 if (reportStatus) { 1543 try { 1544 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1545 PackageHelper.getMountService().finishMediaUpdate(); 1546 } catch (RemoteException e) { 1547 Log.e(TAG, "MountService not running?"); 1548 } 1549 } 1550 } break; 1551 case WRITE_SETTINGS: { 1552 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1553 synchronized (mPackages) { 1554 removeMessages(WRITE_SETTINGS); 1555 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1556 mSettings.writeLPr(); 1557 mDirtyUsers.clear(); 1558 } 1559 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1560 } break; 1561 case WRITE_PACKAGE_RESTRICTIONS: { 1562 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1563 synchronized (mPackages) { 1564 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1565 for (int userId : mDirtyUsers) { 1566 mSettings.writePackageRestrictionsLPr(userId); 1567 } 1568 mDirtyUsers.clear(); 1569 } 1570 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1571 } break; 1572 case CHECK_PENDING_VERIFICATION: { 1573 final int verificationId = msg.arg1; 1574 final PackageVerificationState state = mPendingVerification.get(verificationId); 1575 1576 if ((state != null) && !state.timeoutExtended()) { 1577 final InstallArgs args = state.getInstallArgs(); 1578 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1579 1580 Slog.i(TAG, "Verification timed out for " + originUri); 1581 mPendingVerification.remove(verificationId); 1582 1583 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1584 1585 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1586 Slog.i(TAG, "Continuing with installation of " + originUri); 1587 state.setVerifierResponse(Binder.getCallingUid(), 1588 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1589 broadcastPackageVerified(verificationId, originUri, 1590 PackageManager.VERIFICATION_ALLOW, 1591 state.getInstallArgs().getUser()); 1592 try { 1593 ret = args.copyApk(mContainerService, true); 1594 } catch (RemoteException e) { 1595 Slog.e(TAG, "Could not contact the ContainerService"); 1596 } 1597 } else { 1598 broadcastPackageVerified(verificationId, originUri, 1599 PackageManager.VERIFICATION_REJECT, 1600 state.getInstallArgs().getUser()); 1601 } 1602 1603 Trace.asyncTraceEnd( 1604 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1605 1606 processPendingInstall(args, ret); 1607 mHandler.sendEmptyMessage(MCS_UNBIND); 1608 } 1609 break; 1610 } 1611 case PACKAGE_VERIFIED: { 1612 final int verificationId = msg.arg1; 1613 1614 final PackageVerificationState state = mPendingVerification.get(verificationId); 1615 if (state == null) { 1616 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1617 break; 1618 } 1619 1620 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1621 1622 state.setVerifierResponse(response.callerUid, response.code); 1623 1624 if (state.isVerificationComplete()) { 1625 mPendingVerification.remove(verificationId); 1626 1627 final InstallArgs args = state.getInstallArgs(); 1628 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1629 1630 int ret; 1631 if (state.isInstallAllowed()) { 1632 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1633 broadcastPackageVerified(verificationId, originUri, 1634 response.code, state.getInstallArgs().getUser()); 1635 try { 1636 ret = args.copyApk(mContainerService, true); 1637 } catch (RemoteException e) { 1638 Slog.e(TAG, "Could not contact the ContainerService"); 1639 } 1640 } else { 1641 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1642 } 1643 1644 Trace.asyncTraceEnd( 1645 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1646 1647 processPendingInstall(args, ret); 1648 mHandler.sendEmptyMessage(MCS_UNBIND); 1649 } 1650 1651 break; 1652 } 1653 case START_INTENT_FILTER_VERIFICATIONS: { 1654 IFVerificationParams params = (IFVerificationParams) msg.obj; 1655 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1656 params.replacing, params.pkg); 1657 break; 1658 } 1659 case INTENT_FILTER_VERIFIED: { 1660 final int verificationId = msg.arg1; 1661 1662 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1663 verificationId); 1664 if (state == null) { 1665 Slog.w(TAG, "Invalid IntentFilter verification token " 1666 + verificationId + " received"); 1667 break; 1668 } 1669 1670 final int userId = state.getUserId(); 1671 1672 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1673 "Processing IntentFilter verification with token:" 1674 + verificationId + " and userId:" + userId); 1675 1676 final IntentFilterVerificationResponse response = 1677 (IntentFilterVerificationResponse) msg.obj; 1678 1679 state.setVerifierResponse(response.callerUid, response.code); 1680 1681 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1682 "IntentFilter verification with token:" + verificationId 1683 + " and userId:" + userId 1684 + " is settings verifier response with response code:" 1685 + response.code); 1686 1687 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1688 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1689 + response.getFailedDomainsString()); 1690 } 1691 1692 if (state.isVerificationComplete()) { 1693 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1694 } else { 1695 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1696 "IntentFilter verification with token:" + verificationId 1697 + " was not said to be complete"); 1698 } 1699 1700 break; 1701 } 1702 } 1703 } 1704 } 1705 1706 private StorageEventListener mStorageListener = new StorageEventListener() { 1707 @Override 1708 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1709 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1710 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1711 final String volumeUuid = vol.getFsUuid(); 1712 1713 // Clean up any users or apps that were removed or recreated 1714 // while this volume was missing 1715 reconcileUsers(volumeUuid); 1716 reconcileApps(volumeUuid); 1717 1718 // Clean up any install sessions that expired or were 1719 // cancelled while this volume was missing 1720 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1721 1722 loadPrivatePackages(vol); 1723 1724 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1725 unloadPrivatePackages(vol); 1726 } 1727 } 1728 1729 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1730 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1731 updateExternalMediaStatus(true, false); 1732 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1733 updateExternalMediaStatus(false, false); 1734 } 1735 } 1736 } 1737 1738 @Override 1739 public void onVolumeForgotten(String fsUuid) { 1740 if (TextUtils.isEmpty(fsUuid)) { 1741 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1742 return; 1743 } 1744 1745 // Remove any apps installed on the forgotten volume 1746 synchronized (mPackages) { 1747 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1748 for (PackageSetting ps : packages) { 1749 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1750 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1751 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1752 } 1753 1754 mSettings.onVolumeForgotten(fsUuid); 1755 mSettings.writeLPr(); 1756 } 1757 } 1758 }; 1759 1760 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1761 String[] grantedPermissions) { 1762 if (userId >= UserHandle.USER_SYSTEM) { 1763 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1764 } else if (userId == UserHandle.USER_ALL) { 1765 final int[] userIds; 1766 synchronized (mPackages) { 1767 userIds = UserManagerService.getInstance().getUserIds(); 1768 } 1769 for (int someUserId : userIds) { 1770 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1771 } 1772 } 1773 1774 // We could have touched GID membership, so flush out packages.list 1775 synchronized (mPackages) { 1776 mSettings.writePackageListLPr(); 1777 } 1778 } 1779 1780 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1781 String[] grantedPermissions) { 1782 SettingBase sb = (SettingBase) pkg.mExtras; 1783 if (sb == null) { 1784 return; 1785 } 1786 1787 PermissionsState permissionsState = sb.getPermissionsState(); 1788 1789 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1790 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1791 1792 synchronized (mPackages) { 1793 for (String permission : pkg.requestedPermissions) { 1794 BasePermission bp = mSettings.mPermissions.get(permission); 1795 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1796 && (grantedPermissions == null 1797 || ArrayUtils.contains(grantedPermissions, permission))) { 1798 final int flags = permissionsState.getPermissionFlags(permission, userId); 1799 // Installer cannot change immutable permissions. 1800 if ((flags & immutableFlags) == 0) { 1801 grantRuntimePermission(pkg.packageName, permission, userId); 1802 } 1803 } 1804 } 1805 } 1806 } 1807 1808 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1809 Bundle extras = null; 1810 switch (res.returnCode) { 1811 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1812 extras = new Bundle(); 1813 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1814 res.origPermission); 1815 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1816 res.origPackage); 1817 break; 1818 } 1819 case PackageManager.INSTALL_SUCCEEDED: { 1820 extras = new Bundle(); 1821 extras.putBoolean(Intent.EXTRA_REPLACING, 1822 res.removedInfo != null && res.removedInfo.removedPackage != null); 1823 break; 1824 } 1825 } 1826 return extras; 1827 } 1828 1829 void scheduleWriteSettingsLocked() { 1830 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1831 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1832 } 1833 } 1834 1835 void scheduleWritePackageRestrictionsLocked(int userId) { 1836 if (!sUserManager.exists(userId)) return; 1837 mDirtyUsers.add(userId); 1838 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1839 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1840 } 1841 } 1842 1843 public static PackageManagerService main(Context context, Installer installer, 1844 boolean factoryTest, boolean onlyCore) { 1845 PackageManagerService m = new PackageManagerService(context, installer, 1846 factoryTest, onlyCore); 1847 m.enableSystemUserApps(); 1848 ServiceManager.addService("package", m); 1849 return m; 1850 } 1851 1852 private void enableSystemUserApps() { 1853 if (!UserManager.isSplitSystemUser()) { 1854 return; 1855 } 1856 // For system user, enable apps based on the following conditions: 1857 // - app is whitelisted or belong to one of these groups: 1858 // -- system app which has no launcher icons 1859 // -- system app which has INTERACT_ACROSS_USERS permission 1860 // -- system IME app 1861 // - app is not in the blacklist 1862 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1863 Set<String> enableApps = new ArraySet<>(); 1864 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1865 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1866 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1867 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1868 enableApps.addAll(wlApps); 1869 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1870 enableApps.removeAll(blApps); 1871 1872 List<String> systemApps = queryHelper.queryApps(0, /* systemAppsOnly */ true, 1873 UserHandle.SYSTEM); 1874 final int systemAppsSize = systemApps.size(); 1875 synchronized (mPackages) { 1876 for (int i = 0; i < systemAppsSize; i++) { 1877 String pName = systemApps.get(i); 1878 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1879 // Should not happen, but we shouldn't be failing if it does 1880 if (pkgSetting == null) { 1881 continue; 1882 } 1883 boolean installed = enableApps.contains(pName); 1884 pkgSetting.setInstalled(installed, UserHandle.USER_SYSTEM); 1885 } 1886 } 1887 } 1888 1889 static String[] splitString(String str, char sep) { 1890 int count = 1; 1891 int i = 0; 1892 while ((i=str.indexOf(sep, i)) >= 0) { 1893 count++; 1894 i++; 1895 } 1896 1897 String[] res = new String[count]; 1898 i=0; 1899 count = 0; 1900 int lastI=0; 1901 while ((i=str.indexOf(sep, i)) >= 0) { 1902 res[count] = str.substring(lastI, i); 1903 count++; 1904 i++; 1905 lastI = i; 1906 } 1907 res[count] = str.substring(lastI, str.length()); 1908 return res; 1909 } 1910 1911 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1912 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1913 Context.DISPLAY_SERVICE); 1914 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1915 } 1916 1917 public PackageManagerService(Context context, Installer installer, 1918 boolean factoryTest, boolean onlyCore) { 1919 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1920 SystemClock.uptimeMillis()); 1921 1922 if (mSdkVersion <= 0) { 1923 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1924 } 1925 1926 mContext = context; 1927 mFactoryTest = factoryTest; 1928 mOnlyCore = onlyCore; 1929 mMetrics = new DisplayMetrics(); 1930 mSettings = new Settings(mPackages); 1931 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1932 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1933 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1934 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1935 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1936 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1937 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1938 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1939 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1940 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1941 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1942 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1943 1944 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1945 if (separateProcesses != null && separateProcesses.length() > 0) { 1946 if ("*".equals(separateProcesses)) { 1947 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1948 mSeparateProcesses = null; 1949 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1950 } else { 1951 mDefParseFlags = 0; 1952 mSeparateProcesses = separateProcesses.split(","); 1953 Slog.w(TAG, "Running with debug.separate_processes: " 1954 + separateProcesses); 1955 } 1956 } else { 1957 mDefParseFlags = 0; 1958 mSeparateProcesses = null; 1959 } 1960 1961 mInstaller = installer; 1962 mPackageDexOptimizer = new PackageDexOptimizer(this); 1963 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1964 1965 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1966 FgThread.get().getLooper()); 1967 1968 getDefaultDisplayMetrics(context, mMetrics); 1969 1970 SystemConfig systemConfig = SystemConfig.getInstance(); 1971 mGlobalGids = systemConfig.getGlobalGids(); 1972 mSystemPermissions = systemConfig.getSystemPermissions(); 1973 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1974 1975 synchronized (mInstallLock) { 1976 // writer 1977 synchronized (mPackages) { 1978 mHandlerThread = new ServiceThread(TAG, 1979 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1980 mHandlerThread.start(); 1981 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1982 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1983 1984 File dataDir = Environment.getDataDirectory(); 1985 mAppDataDir = new File(dataDir, "data"); 1986 mAppInstallDir = new File(dataDir, "app"); 1987 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1988 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 1989 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1990 mUserAppDataDir = new File(dataDir, "user"); 1991 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1992 1993 sUserManager = new UserManagerService(context, this, mPackages); 1994 1995 // Propagate permission configuration in to package manager. 1996 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1997 = systemConfig.getPermissions(); 1998 for (int i=0; i<permConfig.size(); i++) { 1999 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2000 BasePermission bp = mSettings.mPermissions.get(perm.name); 2001 if (bp == null) { 2002 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2003 mSettings.mPermissions.put(perm.name, bp); 2004 } 2005 if (perm.gids != null) { 2006 bp.setGids(perm.gids, perm.perUser); 2007 } 2008 } 2009 2010 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2011 for (int i=0; i<libConfig.size(); i++) { 2012 mSharedLibraries.put(libConfig.keyAt(i), 2013 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2014 } 2015 2016 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2017 2018 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2019 2020 String customResolverActivity = Resources.getSystem().getString( 2021 R.string.config_customResolverActivity); 2022 if (TextUtils.isEmpty(customResolverActivity)) { 2023 customResolverActivity = null; 2024 } else { 2025 mCustomResolverComponentName = ComponentName.unflattenFromString( 2026 customResolverActivity); 2027 } 2028 2029 long startTime = SystemClock.uptimeMillis(); 2030 2031 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2032 startTime); 2033 2034 // Set flag to monitor and not change apk file paths when 2035 // scanning install directories. 2036 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2037 2038 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2039 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2040 2041 if (bootClassPath == null) { 2042 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2043 } 2044 2045 if (systemServerClassPath == null) { 2046 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2047 } 2048 2049 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2050 final String[] dexCodeInstructionSets = 2051 getDexCodeInstructionSets( 2052 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2053 2054 /** 2055 * Ensure all external libraries have had dexopt run on them. 2056 */ 2057 if (mSharedLibraries.size() > 0) { 2058 // NOTE: For now, we're compiling these system "shared libraries" 2059 // (and framework jars) into all available architectures. It's possible 2060 // to compile them only when we come across an app that uses them (there's 2061 // already logic for that in scanPackageLI) but that adds some complexity. 2062 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2063 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2064 final String lib = libEntry.path; 2065 if (lib == null) { 2066 continue; 2067 } 2068 2069 try { 2070 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2071 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2072 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2073 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2074 } 2075 } catch (FileNotFoundException e) { 2076 Slog.w(TAG, "Library not found: " + lib); 2077 } catch (IOException e) { 2078 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2079 + e.getMessage()); 2080 } 2081 } 2082 } 2083 } 2084 2085 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2086 2087 final VersionInfo ver = mSettings.getInternalVersion(); 2088 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2089 // when upgrading from pre-M, promote system app permissions from install to runtime 2090 mPromoteSystemApps = 2091 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2092 2093 // save off the names of pre-existing system packages prior to scanning; we don't 2094 // want to automatically grant runtime permissions for new system apps 2095 if (mPromoteSystemApps) { 2096 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2097 while (pkgSettingIter.hasNext()) { 2098 PackageSetting ps = pkgSettingIter.next(); 2099 if (isSystemApp(ps)) { 2100 mExistingSystemPackages.add(ps.name); 2101 } 2102 } 2103 } 2104 2105 // Collect vendor overlay packages. 2106 // (Do this before scanning any apps.) 2107 // For security and version matching reason, only consider 2108 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2109 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2110 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2111 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2112 2113 // Find base frameworks (resource packages without code). 2114 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2115 | PackageParser.PARSE_IS_SYSTEM_DIR 2116 | PackageParser.PARSE_IS_PRIVILEGED, 2117 scanFlags | SCAN_NO_DEX, 0); 2118 2119 // Collected privileged system packages. 2120 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2121 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2122 | PackageParser.PARSE_IS_SYSTEM_DIR 2123 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2124 2125 // Collect ordinary system packages. 2126 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2127 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2128 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2129 2130 // Collect all vendor packages. 2131 File vendorAppDir = new File("/vendor/app"); 2132 try { 2133 vendorAppDir = vendorAppDir.getCanonicalFile(); 2134 } catch (IOException e) { 2135 // failed to look up canonical path, continue with original one 2136 } 2137 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2138 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2139 2140 // Collect all OEM packages. 2141 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2142 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2143 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2144 2145 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2146 mInstaller.moveFiles(); 2147 2148 // Prune any system packages that no longer exist. 2149 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2150 if (!mOnlyCore) { 2151 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2152 while (psit.hasNext()) { 2153 PackageSetting ps = psit.next(); 2154 2155 /* 2156 * If this is not a system app, it can't be a 2157 * disable system app. 2158 */ 2159 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2160 continue; 2161 } 2162 2163 /* 2164 * If the package is scanned, it's not erased. 2165 */ 2166 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2167 if (scannedPkg != null) { 2168 /* 2169 * If the system app is both scanned and in the 2170 * disabled packages list, then it must have been 2171 * added via OTA. Remove it from the currently 2172 * scanned package so the previously user-installed 2173 * application can be scanned. 2174 */ 2175 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2176 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2177 + ps.name + "; removing system app. Last known codePath=" 2178 + ps.codePathString + ", installStatus=" + ps.installStatus 2179 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2180 + scannedPkg.mVersionCode); 2181 removePackageLI(ps, true); 2182 mExpectingBetter.put(ps.name, ps.codePath); 2183 } 2184 2185 continue; 2186 } 2187 2188 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2189 psit.remove(); 2190 logCriticalInfo(Log.WARN, "System package " + ps.name 2191 + " no longer exists; wiping its data"); 2192 removeDataDirsLI(null, ps.name); 2193 } else { 2194 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2195 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2196 possiblyDeletedUpdatedSystemApps.add(ps.name); 2197 } 2198 } 2199 } 2200 } 2201 2202 //look for any incomplete package installations 2203 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2204 //clean up list 2205 for(int i = 0; i < deletePkgsList.size(); i++) { 2206 //clean up here 2207 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2208 } 2209 //delete tmp files 2210 deleteTempPackageFiles(); 2211 2212 // Remove any shared userIDs that have no associated packages 2213 mSettings.pruneSharedUsersLPw(); 2214 2215 if (!mOnlyCore) { 2216 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2217 SystemClock.uptimeMillis()); 2218 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2219 2220 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2221 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2222 2223 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2224 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2225 2226 /** 2227 * Remove disable package settings for any updated system 2228 * apps that were removed via an OTA. If they're not a 2229 * previously-updated app, remove them completely. 2230 * Otherwise, just revoke their system-level permissions. 2231 */ 2232 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2233 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2234 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2235 2236 String msg; 2237 if (deletedPkg == null) { 2238 msg = "Updated system package " + deletedAppName 2239 + " no longer exists; wiping its data"; 2240 removeDataDirsLI(null, deletedAppName); 2241 } else { 2242 msg = "Updated system app + " + deletedAppName 2243 + " no longer present; removing system privileges for " 2244 + deletedAppName; 2245 2246 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2247 2248 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2249 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2250 } 2251 logCriticalInfo(Log.WARN, msg); 2252 } 2253 2254 /** 2255 * Make sure all system apps that we expected to appear on 2256 * the userdata partition actually showed up. If they never 2257 * appeared, crawl back and revive the system version. 2258 */ 2259 for (int i = 0; i < mExpectingBetter.size(); i++) { 2260 final String packageName = mExpectingBetter.keyAt(i); 2261 if (!mPackages.containsKey(packageName)) { 2262 final File scanFile = mExpectingBetter.valueAt(i); 2263 2264 logCriticalInfo(Log.WARN, "Expected better " + packageName 2265 + " but never showed up; reverting to system"); 2266 2267 final int reparseFlags; 2268 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2269 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2270 | PackageParser.PARSE_IS_SYSTEM_DIR 2271 | PackageParser.PARSE_IS_PRIVILEGED; 2272 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2273 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2274 | PackageParser.PARSE_IS_SYSTEM_DIR; 2275 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2276 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2277 | PackageParser.PARSE_IS_SYSTEM_DIR; 2278 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2279 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2280 | PackageParser.PARSE_IS_SYSTEM_DIR; 2281 } else { 2282 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2283 continue; 2284 } 2285 2286 mSettings.enableSystemPackageLPw(packageName); 2287 2288 try { 2289 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2290 } catch (PackageManagerException e) { 2291 Slog.e(TAG, "Failed to parse original system package: " 2292 + e.getMessage()); 2293 } 2294 } 2295 } 2296 } 2297 mExpectingBetter.clear(); 2298 2299 // Now that we know all of the shared libraries, update all clients to have 2300 // the correct library paths. 2301 updateAllSharedLibrariesLPw(); 2302 2303 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2304 // NOTE: We ignore potential failures here during a system scan (like 2305 // the rest of the commands above) because there's precious little we 2306 // can do about it. A settings error is reported, though. 2307 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2308 false /* boot complete */); 2309 } 2310 2311 // Now that we know all the packages we are keeping, 2312 // read and update their last usage times. 2313 mPackageUsage.readLP(); 2314 2315 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2316 SystemClock.uptimeMillis()); 2317 Slog.i(TAG, "Time to scan packages: " 2318 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2319 + " seconds"); 2320 2321 // If the platform SDK has changed since the last time we booted, 2322 // we need to re-grant app permission to catch any new ones that 2323 // appear. This is really a hack, and means that apps can in some 2324 // cases get permissions that the user didn't initially explicitly 2325 // allow... it would be nice to have some better way to handle 2326 // this situation. 2327 int updateFlags = UPDATE_PERMISSIONS_ALL; 2328 if (ver.sdkVersion != mSdkVersion) { 2329 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2330 + mSdkVersion + "; regranting permissions for internal storage"); 2331 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2332 } 2333 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2334 ver.sdkVersion = mSdkVersion; 2335 2336 // If this is the first boot or an update from pre-M, and it is a normal 2337 // boot, then we need to initialize the default preferred apps across 2338 // all defined users. 2339 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2340 for (UserInfo user : sUserManager.getUsers(true)) { 2341 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2342 applyFactoryDefaultBrowserLPw(user.id); 2343 primeDomainVerificationsLPw(user.id); 2344 } 2345 } 2346 2347 // If this is first boot after an OTA, and a normal boot, then 2348 // we need to clear code cache directories. 2349 if (mIsUpgrade && !onlyCore) { 2350 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2351 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2352 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2353 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2354 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2355 } 2356 } 2357 ver.fingerprint = Build.FINGERPRINT; 2358 } 2359 2360 checkDefaultBrowser(); 2361 2362 // clear only after permissions and other defaults have been updated 2363 mExistingSystemPackages.clear(); 2364 mPromoteSystemApps = false; 2365 2366 // All the changes are done during package scanning. 2367 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2368 2369 // can downgrade to reader 2370 mSettings.writeLPr(); 2371 2372 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2373 SystemClock.uptimeMillis()); 2374 2375 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2376 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2377 2378 mInstallerService = new PackageInstallerService(context, this); 2379 2380 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2381 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2382 mIntentFilterVerifierComponent); 2383 2384 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2385 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2386 // both the installer and resolver must be present to enable ephemeral 2387 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2388 if (DEBUG_EPHEMERAL) { 2389 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2390 + " installer:" + ephemeralInstallerComponent); 2391 } 2392 mEphemeralResolverComponent = ephemeralResolverComponent; 2393 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2394 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2395 mEphemeralResolverConnection = 2396 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2397 } else { 2398 if (DEBUG_EPHEMERAL) { 2399 final String missingComponent = 2400 (ephemeralResolverComponent == null) 2401 ? (ephemeralInstallerComponent == null) 2402 ? "resolver and installer" 2403 : "resolver" 2404 : "installer"; 2405 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2406 } 2407 mEphemeralResolverComponent = null; 2408 mEphemeralInstallerComponent = null; 2409 mEphemeralResolverConnection = null; 2410 } 2411 } // synchronized (mPackages) 2412 } // synchronized (mInstallLock) 2413 2414 // Now after opening every single application zip, make sure they 2415 // are all flushed. Not really needed, but keeps things nice and 2416 // tidy. 2417 Runtime.getRuntime().gc(); 2418 2419 // The initial scanning above does many calls into installd while 2420 // holding the mPackages lock, but we're mostly interested in yelling 2421 // once we have a booted system. 2422 mInstaller.setWarnIfHeld(mPackages); 2423 2424 // Expose private service for system components to use. 2425 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2426 } 2427 2428 @Override 2429 public boolean isFirstBoot() { 2430 return !mRestoredSettings; 2431 } 2432 2433 @Override 2434 public boolean isOnlyCoreApps() { 2435 return mOnlyCore; 2436 } 2437 2438 @Override 2439 public boolean isUpgrade() { 2440 return mIsUpgrade; 2441 } 2442 2443 private String getRequiredVerifierLPr() { 2444 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2445 // We only care about verifier that's installed under system user. 2446 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2447 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2448 2449 String requiredVerifier = null; 2450 2451 final int N = receivers.size(); 2452 for (int i = 0; i < N; i++) { 2453 final ResolveInfo info = receivers.get(i); 2454 2455 if (info.activityInfo == null) { 2456 continue; 2457 } 2458 2459 final String packageName = info.activityInfo.packageName; 2460 2461 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2462 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2463 continue; 2464 } 2465 2466 if (requiredVerifier != null) { 2467 throw new RuntimeException("There can be only one required verifier"); 2468 } 2469 2470 requiredVerifier = packageName; 2471 } 2472 2473 return requiredVerifier; 2474 } 2475 2476 private String getRequiredInstallerLPr() { 2477 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2478 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2479 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2480 2481 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2482 PACKAGE_MIME_TYPE, 0, UserHandle.USER_SYSTEM); 2483 2484 String requiredInstaller = null; 2485 2486 final int N = installers.size(); 2487 for (int i = 0; i < N; i++) { 2488 final ResolveInfo info = installers.get(i); 2489 final String packageName = info.activityInfo.packageName; 2490 2491 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2492 continue; 2493 } 2494 2495 if (requiredInstaller != null) { 2496 throw new RuntimeException("There must be one required installer"); 2497 } 2498 2499 requiredInstaller = packageName; 2500 } 2501 2502 if (requiredInstaller == null) { 2503 throw new RuntimeException("There must be one required installer"); 2504 } 2505 2506 return requiredInstaller; 2507 } 2508 2509 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2510 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2511 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2512 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2513 2514 ComponentName verifierComponentName = null; 2515 2516 int priority = -1000; 2517 final int N = receivers.size(); 2518 for (int i = 0; i < N; i++) { 2519 final ResolveInfo info = receivers.get(i); 2520 2521 if (info.activityInfo == null) { 2522 continue; 2523 } 2524 2525 final String packageName = info.activityInfo.packageName; 2526 2527 final PackageSetting ps = mSettings.mPackages.get(packageName); 2528 if (ps == null) { 2529 continue; 2530 } 2531 2532 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2533 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2534 continue; 2535 } 2536 2537 // Select the IntentFilterVerifier with the highest priority 2538 if (priority < info.priority) { 2539 priority = info.priority; 2540 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2541 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2542 + verifierComponentName + " with priority: " + info.priority); 2543 } 2544 } 2545 2546 return verifierComponentName; 2547 } 2548 2549 private ComponentName getEphemeralResolverLPr() { 2550 final String[] packageArray = 2551 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2552 if (packageArray.length == 0) { 2553 if (DEBUG_EPHEMERAL) { 2554 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2555 } 2556 return null; 2557 } 2558 2559 Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2560 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, 2561 null /*resolvedType*/, 0 /*flags*/, UserHandle.USER_SYSTEM); 2562 2563 final int N = resolvers.size(); 2564 if (N == 0) { 2565 if (DEBUG_EPHEMERAL) { 2566 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2567 } 2568 return null; 2569 } 2570 2571 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2572 for (int i = 0; i < N; i++) { 2573 final ResolveInfo info = resolvers.get(i); 2574 2575 if (info.serviceInfo == null) { 2576 continue; 2577 } 2578 2579 final String packageName = info.serviceInfo.packageName; 2580 if (!possiblePackages.contains(packageName)) { 2581 if (DEBUG_EPHEMERAL) { 2582 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2583 + " pkg: " + packageName + ", info:" + info); 2584 } 2585 continue; 2586 } 2587 2588 if (DEBUG_EPHEMERAL) { 2589 Slog.v(TAG, "Ephemeral resolver found;" 2590 + " pkg: " + packageName + ", info:" + info); 2591 } 2592 return new ComponentName(packageName, info.serviceInfo.name); 2593 } 2594 if (DEBUG_EPHEMERAL) { 2595 Slog.v(TAG, "Ephemeral resolver NOT found"); 2596 } 2597 return null; 2598 } 2599 2600 private ComponentName getEphemeralInstallerLPr() { 2601 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2602 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2603 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2604 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2605 PACKAGE_MIME_TYPE, 0 /*flags*/, 0 /*userId*/); 2606 2607 ComponentName ephemeralInstaller = null; 2608 2609 final int N = installers.size(); 2610 for (int i = 0; i < N; i++) { 2611 final ResolveInfo info = installers.get(i); 2612 final String packageName = info.activityInfo.packageName; 2613 2614 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2615 if (DEBUG_EPHEMERAL) { 2616 Slog.d(TAG, "Ephemeral installer is not system app;" 2617 + " pkg: " + packageName + ", info:" + info); 2618 } 2619 continue; 2620 } 2621 2622 if (ephemeralInstaller != null) { 2623 throw new RuntimeException("There must only be one ephemeral installer"); 2624 } 2625 2626 ephemeralInstaller = new ComponentName(packageName, info.activityInfo.name); 2627 } 2628 2629 return ephemeralInstaller; 2630 } 2631 2632 private void primeDomainVerificationsLPw(int userId) { 2633 if (DEBUG_DOMAIN_VERIFICATION) { 2634 Slog.d(TAG, "Priming domain verifications in user " + userId); 2635 } 2636 2637 SystemConfig systemConfig = SystemConfig.getInstance(); 2638 ArraySet<String> packages = systemConfig.getLinkedApps(); 2639 ArraySet<String> domains = new ArraySet<String>(); 2640 2641 for (String packageName : packages) { 2642 PackageParser.Package pkg = mPackages.get(packageName); 2643 if (pkg != null) { 2644 if (!pkg.isSystemApp()) { 2645 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2646 continue; 2647 } 2648 2649 domains.clear(); 2650 for (PackageParser.Activity a : pkg.activities) { 2651 for (ActivityIntentInfo filter : a.intents) { 2652 if (hasValidDomains(filter)) { 2653 domains.addAll(filter.getHostsList()); 2654 } 2655 } 2656 } 2657 2658 if (domains.size() > 0) { 2659 if (DEBUG_DOMAIN_VERIFICATION) { 2660 Slog.v(TAG, " + " + packageName); 2661 } 2662 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2663 // state w.r.t. the formal app-linkage "no verification attempted" state; 2664 // and then 'always' in the per-user state actually used for intent resolution. 2665 final IntentFilterVerificationInfo ivi; 2666 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2667 new ArrayList<String>(domains)); 2668 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2669 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2670 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2671 } else { 2672 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2673 + "' does not handle web links"); 2674 } 2675 } else { 2676 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2677 } 2678 } 2679 2680 scheduleWritePackageRestrictionsLocked(userId); 2681 scheduleWriteSettingsLocked(); 2682 } 2683 2684 private void applyFactoryDefaultBrowserLPw(int userId) { 2685 // The default browser app's package name is stored in a string resource, 2686 // with a product-specific overlay used for vendor customization. 2687 String browserPkg = mContext.getResources().getString( 2688 com.android.internal.R.string.default_browser); 2689 if (!TextUtils.isEmpty(browserPkg)) { 2690 // non-empty string => required to be a known package 2691 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2692 if (ps == null) { 2693 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2694 browserPkg = null; 2695 } else { 2696 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2697 } 2698 } 2699 2700 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2701 // default. If there's more than one, just leave everything alone. 2702 if (browserPkg == null) { 2703 calculateDefaultBrowserLPw(userId); 2704 } 2705 } 2706 2707 private void calculateDefaultBrowserLPw(int userId) { 2708 List<String> allBrowsers = resolveAllBrowserApps(userId); 2709 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2710 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2711 } 2712 2713 private List<String> resolveAllBrowserApps(int userId) { 2714 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2715 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2716 PackageManager.MATCH_ALL, userId); 2717 2718 final int count = list.size(); 2719 List<String> result = new ArrayList<String>(count); 2720 for (int i=0; i<count; i++) { 2721 ResolveInfo info = list.get(i); 2722 if (info.activityInfo == null 2723 || !info.handleAllWebDataURI 2724 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2725 || result.contains(info.activityInfo.packageName)) { 2726 continue; 2727 } 2728 result.add(info.activityInfo.packageName); 2729 } 2730 2731 return result; 2732 } 2733 2734 private boolean packageIsBrowser(String packageName, int userId) { 2735 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2736 PackageManager.MATCH_ALL, userId); 2737 final int N = list.size(); 2738 for (int i = 0; i < N; i++) { 2739 ResolveInfo info = list.get(i); 2740 if (packageName.equals(info.activityInfo.packageName)) { 2741 return true; 2742 } 2743 } 2744 return false; 2745 } 2746 2747 private void checkDefaultBrowser() { 2748 final int myUserId = UserHandle.myUserId(); 2749 final String packageName = getDefaultBrowserPackageName(myUserId); 2750 if (packageName != null) { 2751 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2752 if (info == null) { 2753 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2754 synchronized (mPackages) { 2755 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2756 } 2757 } 2758 } 2759 } 2760 2761 @Override 2762 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2763 throws RemoteException { 2764 try { 2765 return super.onTransact(code, data, reply, flags); 2766 } catch (RuntimeException e) { 2767 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2768 Slog.wtf(TAG, "Package Manager Crash", e); 2769 } 2770 throw e; 2771 } 2772 } 2773 2774 void cleanupInstallFailedPackage(PackageSetting ps) { 2775 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2776 2777 removeDataDirsLI(ps.volumeUuid, ps.name); 2778 if (ps.codePath != null) { 2779 if (ps.codePath.isDirectory()) { 2780 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2781 } else { 2782 ps.codePath.delete(); 2783 } 2784 } 2785 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2786 if (ps.resourcePath.isDirectory()) { 2787 FileUtils.deleteContents(ps.resourcePath); 2788 } 2789 ps.resourcePath.delete(); 2790 } 2791 mSettings.removePackageLPw(ps.name); 2792 } 2793 2794 static int[] appendInts(int[] cur, int[] add) { 2795 if (add == null) return cur; 2796 if (cur == null) return add; 2797 final int N = add.length; 2798 for (int i=0; i<N; i++) { 2799 cur = appendInt(cur, add[i]); 2800 } 2801 return cur; 2802 } 2803 2804 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2805 if (!sUserManager.exists(userId)) return null; 2806 final PackageSetting ps = (PackageSetting) p.mExtras; 2807 if (ps == null) { 2808 return null; 2809 } 2810 2811 final PermissionsState permissionsState = ps.getPermissionsState(); 2812 2813 final int[] gids = permissionsState.computeGids(userId); 2814 final Set<String> permissions = permissionsState.getPermissions(userId); 2815 final PackageUserState state = ps.readUserState(userId); 2816 2817 return PackageParser.generatePackageInfo(p, gids, flags, 2818 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2819 } 2820 2821 @Override 2822 public void checkPackageStartable(String packageName, int userId) { 2823 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2824 2825 synchronized (mPackages) { 2826 final PackageSetting ps = mSettings.mPackages.get(packageName); 2827 if (ps == null) { 2828 throw new SecurityException("Package " + packageName + " was not found!"); 2829 } 2830 2831 if (ps.frozen) { 2832 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2833 } 2834 2835 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2836 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2837 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2838 } 2839 } 2840 } 2841 2842 @Override 2843 public boolean isPackageAvailable(String packageName, int userId) { 2844 if (!sUserManager.exists(userId)) return false; 2845 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2846 synchronized (mPackages) { 2847 PackageParser.Package p = mPackages.get(packageName); 2848 if (p != null) { 2849 final PackageSetting ps = (PackageSetting) p.mExtras; 2850 if (ps != null) { 2851 final PackageUserState state = ps.readUserState(userId); 2852 if (state != null) { 2853 return PackageParser.isAvailable(state); 2854 } 2855 } 2856 } 2857 } 2858 return false; 2859 } 2860 2861 @Override 2862 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2863 if (!sUserManager.exists(userId)) return null; 2864 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2865 // reader 2866 synchronized (mPackages) { 2867 PackageParser.Package p = mPackages.get(packageName); 2868 if (DEBUG_PACKAGE_INFO) 2869 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2870 if (p != null) { 2871 return generatePackageInfo(p, flags, userId); 2872 } 2873 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2874 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2875 } 2876 } 2877 return null; 2878 } 2879 2880 @Override 2881 public String[] currentToCanonicalPackageNames(String[] names) { 2882 String[] out = new String[names.length]; 2883 // reader 2884 synchronized (mPackages) { 2885 for (int i=names.length-1; i>=0; i--) { 2886 PackageSetting ps = mSettings.mPackages.get(names[i]); 2887 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2888 } 2889 } 2890 return out; 2891 } 2892 2893 @Override 2894 public String[] canonicalToCurrentPackageNames(String[] names) { 2895 String[] out = new String[names.length]; 2896 // reader 2897 synchronized (mPackages) { 2898 for (int i=names.length-1; i>=0; i--) { 2899 String cur = mSettings.mRenamedPackages.get(names[i]); 2900 out[i] = cur != null ? cur : names[i]; 2901 } 2902 } 2903 return out; 2904 } 2905 2906 @Override 2907 public int getPackageUid(String packageName, int userId) { 2908 return getPackageUidEtc(packageName, 0, userId); 2909 } 2910 2911 @Override 2912 public int getPackageUidEtc(String packageName, int flags, int userId) { 2913 if (!sUserManager.exists(userId)) return -1; 2914 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2915 2916 // reader 2917 synchronized (mPackages) { 2918 final PackageParser.Package p = mPackages.get(packageName); 2919 if (p != null) { 2920 return UserHandle.getUid(userId, p.applicationInfo.uid); 2921 } 2922 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2923 final PackageSetting ps = mSettings.mPackages.get(packageName); 2924 if (ps != null) { 2925 return UserHandle.getUid(userId, ps.appId); 2926 } 2927 } 2928 } 2929 2930 return -1; 2931 } 2932 2933 @Override 2934 public int[] getPackageGids(String packageName, int userId) { 2935 return getPackageGidsEtc(packageName, 0, userId); 2936 } 2937 2938 @Override 2939 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2940 if (!sUserManager.exists(userId)) { 2941 return null; 2942 } 2943 2944 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2945 "getPackageGids"); 2946 2947 // reader 2948 synchronized (mPackages) { 2949 final PackageParser.Package p = mPackages.get(packageName); 2950 if (p != null) { 2951 PackageSetting ps = (PackageSetting) p.mExtras; 2952 return ps.getPermissionsState().computeGids(userId); 2953 } 2954 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2955 final PackageSetting ps = mSettings.mPackages.get(packageName); 2956 if (ps != null) { 2957 return ps.getPermissionsState().computeGids(userId); 2958 } 2959 } 2960 } 2961 2962 return null; 2963 } 2964 2965 static PermissionInfo generatePermissionInfo( 2966 BasePermission bp, int flags) { 2967 if (bp.perm != null) { 2968 return PackageParser.generatePermissionInfo(bp.perm, flags); 2969 } 2970 PermissionInfo pi = new PermissionInfo(); 2971 pi.name = bp.name; 2972 pi.packageName = bp.sourcePackage; 2973 pi.nonLocalizedLabel = bp.name; 2974 pi.protectionLevel = bp.protectionLevel; 2975 return pi; 2976 } 2977 2978 @Override 2979 public PermissionInfo getPermissionInfo(String name, int flags) { 2980 // reader 2981 synchronized (mPackages) { 2982 final BasePermission p = mSettings.mPermissions.get(name); 2983 if (p != null) { 2984 return generatePermissionInfo(p, flags); 2985 } 2986 return null; 2987 } 2988 } 2989 2990 @Override 2991 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2992 // reader 2993 synchronized (mPackages) { 2994 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2995 for (BasePermission p : mSettings.mPermissions.values()) { 2996 if (group == null) { 2997 if (p.perm == null || p.perm.info.group == null) { 2998 out.add(generatePermissionInfo(p, flags)); 2999 } 3000 } else { 3001 if (p.perm != null && group.equals(p.perm.info.group)) { 3002 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3003 } 3004 } 3005 } 3006 3007 if (out.size() > 0) { 3008 return out; 3009 } 3010 return mPermissionGroups.containsKey(group) ? out : null; 3011 } 3012 } 3013 3014 @Override 3015 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3016 // reader 3017 synchronized (mPackages) { 3018 return PackageParser.generatePermissionGroupInfo( 3019 mPermissionGroups.get(name), flags); 3020 } 3021 } 3022 3023 @Override 3024 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3025 // reader 3026 synchronized (mPackages) { 3027 final int N = mPermissionGroups.size(); 3028 ArrayList<PermissionGroupInfo> out 3029 = new ArrayList<PermissionGroupInfo>(N); 3030 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3031 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3032 } 3033 return out; 3034 } 3035 } 3036 3037 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3038 int userId) { 3039 if (!sUserManager.exists(userId)) return null; 3040 PackageSetting ps = mSettings.mPackages.get(packageName); 3041 if (ps != null) { 3042 if (ps.pkg == null) { 3043 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3044 flags, userId); 3045 if (pInfo != null) { 3046 return pInfo.applicationInfo; 3047 } 3048 return null; 3049 } 3050 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3051 ps.readUserState(userId), userId); 3052 } 3053 return null; 3054 } 3055 3056 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3057 int userId) { 3058 if (!sUserManager.exists(userId)) return null; 3059 PackageSetting ps = mSettings.mPackages.get(packageName); 3060 if (ps != null) { 3061 PackageParser.Package pkg = ps.pkg; 3062 if (pkg == null) { 3063 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 3064 return null; 3065 } 3066 // Only data remains, so we aren't worried about code paths 3067 pkg = new PackageParser.Package(packageName); 3068 pkg.applicationInfo.packageName = packageName; 3069 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3070 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3071 pkg.applicationInfo.uid = ps.appId; 3072 pkg.applicationInfo.initForUser(userId); 3073 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3074 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3075 } 3076 return generatePackageInfo(pkg, flags, userId); 3077 } 3078 return null; 3079 } 3080 3081 @Override 3082 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3083 if (!sUserManager.exists(userId)) return null; 3084 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3085 // writer 3086 synchronized (mPackages) { 3087 PackageParser.Package p = mPackages.get(packageName); 3088 if (DEBUG_PACKAGE_INFO) Log.v( 3089 TAG, "getApplicationInfo " + packageName 3090 + ": " + p); 3091 if (p != null) { 3092 PackageSetting ps = mSettings.mPackages.get(packageName); 3093 if (ps == null) return null; 3094 // Note: isEnabledLP() does not apply here - always return info 3095 return PackageParser.generateApplicationInfo( 3096 p, flags, ps.readUserState(userId), userId); 3097 } 3098 if ("android".equals(packageName)||"system".equals(packageName)) { 3099 return mAndroidApplication; 3100 } 3101 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 3102 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3103 } 3104 } 3105 return null; 3106 } 3107 3108 @Override 3109 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3110 final IPackageDataObserver observer) { 3111 mContext.enforceCallingOrSelfPermission( 3112 android.Manifest.permission.CLEAR_APP_CACHE, null); 3113 // Queue up an async operation since clearing cache may take a little while. 3114 mHandler.post(new Runnable() { 3115 public void run() { 3116 mHandler.removeCallbacks(this); 3117 int retCode = -1; 3118 synchronized (mInstallLock) { 3119 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3120 if (retCode < 0) { 3121 Slog.w(TAG, "Couldn't clear application caches"); 3122 } 3123 } 3124 if (observer != null) { 3125 try { 3126 observer.onRemoveCompleted(null, (retCode >= 0)); 3127 } catch (RemoteException e) { 3128 Slog.w(TAG, "RemoveException when invoking call back"); 3129 } 3130 } 3131 } 3132 }); 3133 } 3134 3135 @Override 3136 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3137 final IntentSender pi) { 3138 mContext.enforceCallingOrSelfPermission( 3139 android.Manifest.permission.CLEAR_APP_CACHE, null); 3140 // Queue up an async operation since clearing cache may take a little while. 3141 mHandler.post(new Runnable() { 3142 public void run() { 3143 mHandler.removeCallbacks(this); 3144 int retCode = -1; 3145 synchronized (mInstallLock) { 3146 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3147 if (retCode < 0) { 3148 Slog.w(TAG, "Couldn't clear application caches"); 3149 } 3150 } 3151 if(pi != null) { 3152 try { 3153 // Callback via pending intent 3154 int code = (retCode >= 0) ? 1 : 0; 3155 pi.sendIntent(null, code, null, 3156 null, null); 3157 } catch (SendIntentException e1) { 3158 Slog.i(TAG, "Failed to send pending intent"); 3159 } 3160 } 3161 } 3162 }); 3163 } 3164 3165 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3166 synchronized (mInstallLock) { 3167 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3168 throw new IOException("Failed to free enough space"); 3169 } 3170 } 3171 } 3172 3173 /** 3174 * Return if the user key is currently unlocked. 3175 */ 3176 private boolean isUserKeyUnlocked(int userId) { 3177 if (StorageManager.isFileBasedEncryptionEnabled()) { 3178 final IMountService mount = IMountService.Stub 3179 .asInterface(ServiceManager.getService("mount")); 3180 if (mount == null) { 3181 Slog.w(TAG, "Early during boot, assuming locked"); 3182 return false; 3183 } 3184 final long token = Binder.clearCallingIdentity(); 3185 try { 3186 return mount.isUserKeyUnlocked(userId); 3187 } catch (RemoteException e) { 3188 throw e.rethrowAsRuntimeException(); 3189 } finally { 3190 Binder.restoreCallingIdentity(token); 3191 } 3192 } else { 3193 return true; 3194 } 3195 } 3196 3197 /** 3198 * Augment the given flags depending on current user running state. This is 3199 * purposefully done before acquiring {@link #mPackages} lock. 3200 */ 3201 private int augmentFlagsForUser(int flags, int userId) { 3202 if (!isUserKeyUnlocked(userId)) { 3203 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_ONLY; 3204 } 3205 return flags; 3206 } 3207 3208 @Override 3209 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3210 if (!sUserManager.exists(userId)) return null; 3211 flags = augmentFlagsForUser(flags, userId); 3212 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3213 synchronized (mPackages) { 3214 PackageParser.Activity a = mActivities.mActivities.get(component); 3215 3216 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3217 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3218 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3219 if (ps == null) return null; 3220 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3221 userId); 3222 } 3223 if (mResolveComponentName.equals(component)) { 3224 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3225 new PackageUserState(), userId); 3226 } 3227 } 3228 return null; 3229 } 3230 3231 @Override 3232 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3233 String resolvedType) { 3234 synchronized (mPackages) { 3235 if (component.equals(mResolveComponentName)) { 3236 // The resolver supports EVERYTHING! 3237 return true; 3238 } 3239 PackageParser.Activity a = mActivities.mActivities.get(component); 3240 if (a == null) { 3241 return false; 3242 } 3243 for (int i=0; i<a.intents.size(); i++) { 3244 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3245 intent.getData(), intent.getCategories(), TAG) >= 0) { 3246 return true; 3247 } 3248 } 3249 return false; 3250 } 3251 } 3252 3253 @Override 3254 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3255 if (!sUserManager.exists(userId)) return null; 3256 flags = augmentFlagsForUser(flags, userId); 3257 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3258 synchronized (mPackages) { 3259 PackageParser.Activity a = mReceivers.mActivities.get(component); 3260 if (DEBUG_PACKAGE_INFO) Log.v( 3261 TAG, "getReceiverInfo " + component + ": " + a); 3262 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3263 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3264 if (ps == null) return null; 3265 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3266 userId); 3267 } 3268 } 3269 return null; 3270 } 3271 3272 @Override 3273 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3274 if (!sUserManager.exists(userId)) return null; 3275 flags = augmentFlagsForUser(flags, userId); 3276 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3277 synchronized (mPackages) { 3278 PackageParser.Service s = mServices.mServices.get(component); 3279 if (DEBUG_PACKAGE_INFO) Log.v( 3280 TAG, "getServiceInfo " + component + ": " + s); 3281 if (s != null && mSettings.isEnabledAndVisibleLPr(s.info, flags, userId)) { 3282 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3283 if (ps == null) return null; 3284 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3285 userId); 3286 } 3287 } 3288 return null; 3289 } 3290 3291 @Override 3292 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3293 if (!sUserManager.exists(userId)) return null; 3294 flags = augmentFlagsForUser(flags, userId); 3295 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3296 synchronized (mPackages) { 3297 PackageParser.Provider p = mProviders.mProviders.get(component); 3298 if (DEBUG_PACKAGE_INFO) Log.v( 3299 TAG, "getProviderInfo " + component + ": " + p); 3300 if (p != null && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId)) { 3301 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3302 if (ps == null) return null; 3303 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3304 userId); 3305 } 3306 } 3307 return null; 3308 } 3309 3310 @Override 3311 public String[] getSystemSharedLibraryNames() { 3312 Set<String> libSet; 3313 synchronized (mPackages) { 3314 libSet = mSharedLibraries.keySet(); 3315 int size = libSet.size(); 3316 if (size > 0) { 3317 String[] libs = new String[size]; 3318 libSet.toArray(libs); 3319 return libs; 3320 } 3321 } 3322 return null; 3323 } 3324 3325 /** 3326 * @hide 3327 */ 3328 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3329 synchronized (mPackages) { 3330 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3331 if (lib != null && lib.apk != null) { 3332 return mPackages.get(lib.apk); 3333 } 3334 } 3335 return null; 3336 } 3337 3338 @Override 3339 public FeatureInfo[] getSystemAvailableFeatures() { 3340 Collection<FeatureInfo> featSet; 3341 synchronized (mPackages) { 3342 featSet = mAvailableFeatures.values(); 3343 int size = featSet.size(); 3344 if (size > 0) { 3345 FeatureInfo[] features = new FeatureInfo[size+1]; 3346 featSet.toArray(features); 3347 FeatureInfo fi = new FeatureInfo(); 3348 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3349 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3350 features[size] = fi; 3351 return features; 3352 } 3353 } 3354 return null; 3355 } 3356 3357 @Override 3358 public boolean hasSystemFeature(String name) { 3359 synchronized (mPackages) { 3360 return mAvailableFeatures.containsKey(name); 3361 } 3362 } 3363 3364 private void checkValidCaller(int uid, int userId) { 3365 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3366 return; 3367 3368 throw new SecurityException("Caller uid=" + uid 3369 + " is not privileged to communicate with user=" + userId); 3370 } 3371 3372 @Override 3373 public int checkPermission(String permName, String pkgName, int userId) { 3374 if (!sUserManager.exists(userId)) { 3375 return PackageManager.PERMISSION_DENIED; 3376 } 3377 3378 synchronized (mPackages) { 3379 final PackageParser.Package p = mPackages.get(pkgName); 3380 if (p != null && p.mExtras != null) { 3381 final PackageSetting ps = (PackageSetting) p.mExtras; 3382 final PermissionsState permissionsState = ps.getPermissionsState(); 3383 if (permissionsState.hasPermission(permName, userId)) { 3384 return PackageManager.PERMISSION_GRANTED; 3385 } 3386 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3387 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3388 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3389 return PackageManager.PERMISSION_GRANTED; 3390 } 3391 } 3392 } 3393 3394 return PackageManager.PERMISSION_DENIED; 3395 } 3396 3397 @Override 3398 public int checkUidPermission(String permName, int uid) { 3399 final int userId = UserHandle.getUserId(uid); 3400 3401 if (!sUserManager.exists(userId)) { 3402 return PackageManager.PERMISSION_DENIED; 3403 } 3404 3405 synchronized (mPackages) { 3406 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3407 if (obj != null) { 3408 final SettingBase ps = (SettingBase) obj; 3409 final PermissionsState permissionsState = ps.getPermissionsState(); 3410 if (permissionsState.hasPermission(permName, userId)) { 3411 return PackageManager.PERMISSION_GRANTED; 3412 } 3413 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3414 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3415 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3416 return PackageManager.PERMISSION_GRANTED; 3417 } 3418 } else { 3419 ArraySet<String> perms = mSystemPermissions.get(uid); 3420 if (perms != null) { 3421 if (perms.contains(permName)) { 3422 return PackageManager.PERMISSION_GRANTED; 3423 } 3424 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3425 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3426 return PackageManager.PERMISSION_GRANTED; 3427 } 3428 } 3429 } 3430 } 3431 3432 return PackageManager.PERMISSION_DENIED; 3433 } 3434 3435 @Override 3436 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3437 if (UserHandle.getCallingUserId() != userId) { 3438 mContext.enforceCallingPermission( 3439 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3440 "isPermissionRevokedByPolicy for user " + userId); 3441 } 3442 3443 if (checkPermission(permission, packageName, userId) 3444 == PackageManager.PERMISSION_GRANTED) { 3445 return false; 3446 } 3447 3448 final long identity = Binder.clearCallingIdentity(); 3449 try { 3450 final int flags = getPermissionFlags(permission, packageName, userId); 3451 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3452 } finally { 3453 Binder.restoreCallingIdentity(identity); 3454 } 3455 } 3456 3457 @Override 3458 public String getPermissionControllerPackageName() { 3459 synchronized (mPackages) { 3460 return mRequiredInstallerPackage; 3461 } 3462 } 3463 3464 /** 3465 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3466 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3467 * @param checkShell TODO(yamasani): 3468 * @param message the message to log on security exception 3469 */ 3470 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3471 boolean checkShell, String message) { 3472 if (userId < 0) { 3473 throw new IllegalArgumentException("Invalid userId " + userId); 3474 } 3475 if (checkShell) { 3476 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3477 } 3478 if (userId == UserHandle.getUserId(callingUid)) return; 3479 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3480 if (requireFullPermission) { 3481 mContext.enforceCallingOrSelfPermission( 3482 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3483 } else { 3484 try { 3485 mContext.enforceCallingOrSelfPermission( 3486 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3487 } catch (SecurityException se) { 3488 mContext.enforceCallingOrSelfPermission( 3489 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3490 } 3491 } 3492 } 3493 } 3494 3495 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3496 if (callingUid == Process.SHELL_UID) { 3497 if (userHandle >= 0 3498 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3499 throw new SecurityException("Shell does not have permission to access user " 3500 + userHandle); 3501 } else if (userHandle < 0) { 3502 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3503 + Debug.getCallers(3)); 3504 } 3505 } 3506 } 3507 3508 private BasePermission findPermissionTreeLP(String permName) { 3509 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3510 if (permName.startsWith(bp.name) && 3511 permName.length() > bp.name.length() && 3512 permName.charAt(bp.name.length()) == '.') { 3513 return bp; 3514 } 3515 } 3516 return null; 3517 } 3518 3519 private BasePermission checkPermissionTreeLP(String permName) { 3520 if (permName != null) { 3521 BasePermission bp = findPermissionTreeLP(permName); 3522 if (bp != null) { 3523 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3524 return bp; 3525 } 3526 throw new SecurityException("Calling uid " 3527 + Binder.getCallingUid() 3528 + " is not allowed to add to permission tree " 3529 + bp.name + " owned by uid " + bp.uid); 3530 } 3531 } 3532 throw new SecurityException("No permission tree found for " + permName); 3533 } 3534 3535 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3536 if (s1 == null) { 3537 return s2 == null; 3538 } 3539 if (s2 == null) { 3540 return false; 3541 } 3542 if (s1.getClass() != s2.getClass()) { 3543 return false; 3544 } 3545 return s1.equals(s2); 3546 } 3547 3548 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3549 if (pi1.icon != pi2.icon) return false; 3550 if (pi1.logo != pi2.logo) return false; 3551 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3552 if (!compareStrings(pi1.name, pi2.name)) return false; 3553 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3554 // We'll take care of setting this one. 3555 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3556 // These are not currently stored in settings. 3557 //if (!compareStrings(pi1.group, pi2.group)) return false; 3558 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3559 //if (pi1.labelRes != pi2.labelRes) return false; 3560 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3561 return true; 3562 } 3563 3564 int permissionInfoFootprint(PermissionInfo info) { 3565 int size = info.name.length(); 3566 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3567 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3568 return size; 3569 } 3570 3571 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3572 int size = 0; 3573 for (BasePermission perm : mSettings.mPermissions.values()) { 3574 if (perm.uid == tree.uid) { 3575 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3576 } 3577 } 3578 return size; 3579 } 3580 3581 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3582 // We calculate the max size of permissions defined by this uid and throw 3583 // if that plus the size of 'info' would exceed our stated maximum. 3584 if (tree.uid != Process.SYSTEM_UID) { 3585 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3586 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3587 throw new SecurityException("Permission tree size cap exceeded"); 3588 } 3589 } 3590 } 3591 3592 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3593 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3594 throw new SecurityException("Label must be specified in permission"); 3595 } 3596 BasePermission tree = checkPermissionTreeLP(info.name); 3597 BasePermission bp = mSettings.mPermissions.get(info.name); 3598 boolean added = bp == null; 3599 boolean changed = true; 3600 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3601 if (added) { 3602 enforcePermissionCapLocked(info, tree); 3603 bp = new BasePermission(info.name, tree.sourcePackage, 3604 BasePermission.TYPE_DYNAMIC); 3605 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3606 throw new SecurityException( 3607 "Not allowed to modify non-dynamic permission " 3608 + info.name); 3609 } else { 3610 if (bp.protectionLevel == fixedLevel 3611 && bp.perm.owner.equals(tree.perm.owner) 3612 && bp.uid == tree.uid 3613 && comparePermissionInfos(bp.perm.info, info)) { 3614 changed = false; 3615 } 3616 } 3617 bp.protectionLevel = fixedLevel; 3618 info = new PermissionInfo(info); 3619 info.protectionLevel = fixedLevel; 3620 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3621 bp.perm.info.packageName = tree.perm.info.packageName; 3622 bp.uid = tree.uid; 3623 if (added) { 3624 mSettings.mPermissions.put(info.name, bp); 3625 } 3626 if (changed) { 3627 if (!async) { 3628 mSettings.writeLPr(); 3629 } else { 3630 scheduleWriteSettingsLocked(); 3631 } 3632 } 3633 return added; 3634 } 3635 3636 @Override 3637 public boolean addPermission(PermissionInfo info) { 3638 synchronized (mPackages) { 3639 return addPermissionLocked(info, false); 3640 } 3641 } 3642 3643 @Override 3644 public boolean addPermissionAsync(PermissionInfo info) { 3645 synchronized (mPackages) { 3646 return addPermissionLocked(info, true); 3647 } 3648 } 3649 3650 @Override 3651 public void removePermission(String name) { 3652 synchronized (mPackages) { 3653 checkPermissionTreeLP(name); 3654 BasePermission bp = mSettings.mPermissions.get(name); 3655 if (bp != null) { 3656 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3657 throw new SecurityException( 3658 "Not allowed to modify non-dynamic permission " 3659 + name); 3660 } 3661 mSettings.mPermissions.remove(name); 3662 mSettings.writeLPr(); 3663 } 3664 } 3665 } 3666 3667 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3668 BasePermission bp) { 3669 int index = pkg.requestedPermissions.indexOf(bp.name); 3670 if (index == -1) { 3671 throw new SecurityException("Package " + pkg.packageName 3672 + " has not requested permission " + bp.name); 3673 } 3674 if (!bp.isRuntime() && !bp.isDevelopment()) { 3675 throw new SecurityException("Permission " + bp.name 3676 + " is not a changeable permission type"); 3677 } 3678 } 3679 3680 @Override 3681 public void grantRuntimePermission(String packageName, String name, final int userId) { 3682 if (!sUserManager.exists(userId)) { 3683 Log.e(TAG, "No such user:" + userId); 3684 return; 3685 } 3686 3687 mContext.enforceCallingOrSelfPermission( 3688 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3689 "grantRuntimePermission"); 3690 3691 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3692 "grantRuntimePermission"); 3693 3694 final int uid; 3695 final SettingBase sb; 3696 3697 synchronized (mPackages) { 3698 final PackageParser.Package pkg = mPackages.get(packageName); 3699 if (pkg == null) { 3700 throw new IllegalArgumentException("Unknown package: " + packageName); 3701 } 3702 3703 final BasePermission bp = mSettings.mPermissions.get(name); 3704 if (bp == null) { 3705 throw new IllegalArgumentException("Unknown permission: " + name); 3706 } 3707 3708 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3709 3710 // If a permission review is required for legacy apps we represent 3711 // their permissions as always granted runtime ones since we need 3712 // to keep the review required permission flag per user while an 3713 // install permission's state is shared across all users. 3714 if (Build.PERMISSIONS_REVIEW_REQUIRED 3715 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3716 && bp.isRuntime()) { 3717 return; 3718 } 3719 3720 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3721 sb = (SettingBase) pkg.mExtras; 3722 if (sb == null) { 3723 throw new IllegalArgumentException("Unknown package: " + packageName); 3724 } 3725 3726 final PermissionsState permissionsState = sb.getPermissionsState(); 3727 3728 final int flags = permissionsState.getPermissionFlags(name, userId); 3729 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3730 throw new SecurityException("Cannot grant system fixed permission: " 3731 + name + " for package: " + packageName); 3732 } 3733 3734 if (bp.isDevelopment()) { 3735 // Development permissions must be handled specially, since they are not 3736 // normal runtime permissions. For now they apply to all users. 3737 if (permissionsState.grantInstallPermission(bp) != 3738 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3739 scheduleWriteSettingsLocked(); 3740 } 3741 return; 3742 } 3743 3744 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3745 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3746 return; 3747 } 3748 3749 final int result = permissionsState.grantRuntimePermission(bp, userId); 3750 switch (result) { 3751 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3752 return; 3753 } 3754 3755 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3756 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3757 mHandler.post(new Runnable() { 3758 @Override 3759 public void run() { 3760 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3761 } 3762 }); 3763 } 3764 break; 3765 } 3766 3767 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3768 3769 // Not critical if that is lost - app has to request again. 3770 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3771 } 3772 3773 // Only need to do this if user is initialized. Otherwise it's a new user 3774 // and there are no processes running as the user yet and there's no need 3775 // to make an expensive call to remount processes for the changed permissions. 3776 if (READ_EXTERNAL_STORAGE.equals(name) 3777 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3778 final long token = Binder.clearCallingIdentity(); 3779 try { 3780 if (sUserManager.isInitialized(userId)) { 3781 MountServiceInternal mountServiceInternal = LocalServices.getService( 3782 MountServiceInternal.class); 3783 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3784 } 3785 } finally { 3786 Binder.restoreCallingIdentity(token); 3787 } 3788 } 3789 } 3790 3791 @Override 3792 public void revokeRuntimePermission(String packageName, String name, int userId) { 3793 if (!sUserManager.exists(userId)) { 3794 Log.e(TAG, "No such user:" + userId); 3795 return; 3796 } 3797 3798 mContext.enforceCallingOrSelfPermission( 3799 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3800 "revokeRuntimePermission"); 3801 3802 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3803 "revokeRuntimePermission"); 3804 3805 final int appId; 3806 3807 synchronized (mPackages) { 3808 final PackageParser.Package pkg = mPackages.get(packageName); 3809 if (pkg == null) { 3810 throw new IllegalArgumentException("Unknown package: " + packageName); 3811 } 3812 3813 final BasePermission bp = mSettings.mPermissions.get(name); 3814 if (bp == null) { 3815 throw new IllegalArgumentException("Unknown permission: " + name); 3816 } 3817 3818 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3819 3820 // If a permission review is required for legacy apps we represent 3821 // their permissions as always granted runtime ones since we need 3822 // to keep the review required permission flag per user while an 3823 // install permission's state is shared across all users. 3824 if (Build.PERMISSIONS_REVIEW_REQUIRED 3825 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3826 && bp.isRuntime()) { 3827 return; 3828 } 3829 3830 SettingBase sb = (SettingBase) pkg.mExtras; 3831 if (sb == null) { 3832 throw new IllegalArgumentException("Unknown package: " + packageName); 3833 } 3834 3835 final PermissionsState permissionsState = sb.getPermissionsState(); 3836 3837 final int flags = permissionsState.getPermissionFlags(name, userId); 3838 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3839 throw new SecurityException("Cannot revoke system fixed permission: " 3840 + name + " for package: " + packageName); 3841 } 3842 3843 if (bp.isDevelopment()) { 3844 // Development permissions must be handled specially, since they are not 3845 // normal runtime permissions. For now they apply to all users. 3846 if (permissionsState.revokeInstallPermission(bp) != 3847 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3848 scheduleWriteSettingsLocked(); 3849 } 3850 return; 3851 } 3852 3853 if (permissionsState.revokeRuntimePermission(bp, userId) == 3854 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3855 return; 3856 } 3857 3858 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3859 3860 // Critical, after this call app should never have the permission. 3861 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3862 3863 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3864 } 3865 3866 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3867 } 3868 3869 @Override 3870 public void resetRuntimePermissions() { 3871 mContext.enforceCallingOrSelfPermission( 3872 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3873 "revokeRuntimePermission"); 3874 3875 int callingUid = Binder.getCallingUid(); 3876 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3877 mContext.enforceCallingOrSelfPermission( 3878 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3879 "resetRuntimePermissions"); 3880 } 3881 3882 synchronized (mPackages) { 3883 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3884 for (int userId : UserManagerService.getInstance().getUserIds()) { 3885 final int packageCount = mPackages.size(); 3886 for (int i = 0; i < packageCount; i++) { 3887 PackageParser.Package pkg = mPackages.valueAt(i); 3888 if (!(pkg.mExtras instanceof PackageSetting)) { 3889 continue; 3890 } 3891 PackageSetting ps = (PackageSetting) pkg.mExtras; 3892 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3893 } 3894 } 3895 } 3896 } 3897 3898 @Override 3899 public int getPermissionFlags(String name, String packageName, int userId) { 3900 if (!sUserManager.exists(userId)) { 3901 return 0; 3902 } 3903 3904 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3905 3906 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3907 "getPermissionFlags"); 3908 3909 synchronized (mPackages) { 3910 final PackageParser.Package pkg = mPackages.get(packageName); 3911 if (pkg == null) { 3912 throw new IllegalArgumentException("Unknown package: " + packageName); 3913 } 3914 3915 final BasePermission bp = mSettings.mPermissions.get(name); 3916 if (bp == null) { 3917 throw new IllegalArgumentException("Unknown permission: " + name); 3918 } 3919 3920 SettingBase sb = (SettingBase) pkg.mExtras; 3921 if (sb == null) { 3922 throw new IllegalArgumentException("Unknown package: " + packageName); 3923 } 3924 3925 PermissionsState permissionsState = sb.getPermissionsState(); 3926 return permissionsState.getPermissionFlags(name, userId); 3927 } 3928 } 3929 3930 @Override 3931 public void updatePermissionFlags(String name, String packageName, int flagMask, 3932 int flagValues, int userId) { 3933 if (!sUserManager.exists(userId)) { 3934 return; 3935 } 3936 3937 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3938 3939 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3940 "updatePermissionFlags"); 3941 3942 // Only the system can change these flags and nothing else. 3943 if (getCallingUid() != Process.SYSTEM_UID) { 3944 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3945 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3946 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3947 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3948 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3949 } 3950 3951 synchronized (mPackages) { 3952 final PackageParser.Package pkg = mPackages.get(packageName); 3953 if (pkg == null) { 3954 throw new IllegalArgumentException("Unknown package: " + packageName); 3955 } 3956 3957 final BasePermission bp = mSettings.mPermissions.get(name); 3958 if (bp == null) { 3959 throw new IllegalArgumentException("Unknown permission: " + name); 3960 } 3961 3962 SettingBase sb = (SettingBase) pkg.mExtras; 3963 if (sb == null) { 3964 throw new IllegalArgumentException("Unknown package: " + packageName); 3965 } 3966 3967 PermissionsState permissionsState = sb.getPermissionsState(); 3968 3969 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3970 3971 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3972 // Install and runtime permissions are stored in different places, 3973 // so figure out what permission changed and persist the change. 3974 if (permissionsState.getInstallPermissionState(name) != null) { 3975 scheduleWriteSettingsLocked(); 3976 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3977 || hadState) { 3978 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3979 } 3980 } 3981 } 3982 } 3983 3984 /** 3985 * Update the permission flags for all packages and runtime permissions of a user in order 3986 * to allow device or profile owner to remove POLICY_FIXED. 3987 */ 3988 @Override 3989 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3990 if (!sUserManager.exists(userId)) { 3991 return; 3992 } 3993 3994 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3995 3996 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3997 "updatePermissionFlagsForAllApps"); 3998 3999 // Only the system can change system fixed flags. 4000 if (getCallingUid() != Process.SYSTEM_UID) { 4001 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4002 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4003 } 4004 4005 synchronized (mPackages) { 4006 boolean changed = false; 4007 final int packageCount = mPackages.size(); 4008 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4009 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4010 SettingBase sb = (SettingBase) pkg.mExtras; 4011 if (sb == null) { 4012 continue; 4013 } 4014 PermissionsState permissionsState = sb.getPermissionsState(); 4015 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4016 userId, flagMask, flagValues); 4017 } 4018 if (changed) { 4019 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4020 } 4021 } 4022 } 4023 4024 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4025 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4026 != PackageManager.PERMISSION_GRANTED 4027 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4028 != PackageManager.PERMISSION_GRANTED) { 4029 throw new SecurityException(message + " requires " 4030 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4031 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4032 } 4033 } 4034 4035 @Override 4036 public boolean shouldShowRequestPermissionRationale(String permissionName, 4037 String packageName, int userId) { 4038 if (UserHandle.getCallingUserId() != userId) { 4039 mContext.enforceCallingPermission( 4040 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4041 "canShowRequestPermissionRationale for user " + userId); 4042 } 4043 4044 final int uid = getPackageUid(packageName, userId); 4045 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4046 return false; 4047 } 4048 4049 if (checkPermission(permissionName, packageName, userId) 4050 == PackageManager.PERMISSION_GRANTED) { 4051 return false; 4052 } 4053 4054 final int flags; 4055 4056 final long identity = Binder.clearCallingIdentity(); 4057 try { 4058 flags = getPermissionFlags(permissionName, 4059 packageName, userId); 4060 } finally { 4061 Binder.restoreCallingIdentity(identity); 4062 } 4063 4064 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4065 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4066 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4067 4068 if ((flags & fixedFlags) != 0) { 4069 return false; 4070 } 4071 4072 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4073 } 4074 4075 @Override 4076 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4077 mContext.enforceCallingOrSelfPermission( 4078 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4079 "addOnPermissionsChangeListener"); 4080 4081 synchronized (mPackages) { 4082 mOnPermissionChangeListeners.addListenerLocked(listener); 4083 } 4084 } 4085 4086 @Override 4087 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4088 synchronized (mPackages) { 4089 mOnPermissionChangeListeners.removeListenerLocked(listener); 4090 } 4091 } 4092 4093 @Override 4094 public boolean isProtectedBroadcast(String actionName) { 4095 synchronized (mPackages) { 4096 if (mProtectedBroadcasts.contains(actionName)) { 4097 return true; 4098 } else if (actionName != null 4099 && actionName.startsWith("android.net.netmon.lingerExpired")) { 4100 // TODO: remove this terrible hack 4101 return true; 4102 } 4103 } 4104 return false; 4105 } 4106 4107 @Override 4108 public int checkSignatures(String pkg1, String pkg2) { 4109 synchronized (mPackages) { 4110 final PackageParser.Package p1 = mPackages.get(pkg1); 4111 final PackageParser.Package p2 = mPackages.get(pkg2); 4112 if (p1 == null || p1.mExtras == null 4113 || p2 == null || p2.mExtras == null) { 4114 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4115 } 4116 return compareSignatures(p1.mSignatures, p2.mSignatures); 4117 } 4118 } 4119 4120 @Override 4121 public int checkUidSignatures(int uid1, int uid2) { 4122 // Map to base uids. 4123 uid1 = UserHandle.getAppId(uid1); 4124 uid2 = UserHandle.getAppId(uid2); 4125 // reader 4126 synchronized (mPackages) { 4127 Signature[] s1; 4128 Signature[] s2; 4129 Object obj = mSettings.getUserIdLPr(uid1); 4130 if (obj != null) { 4131 if (obj instanceof SharedUserSetting) { 4132 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4133 } else if (obj instanceof PackageSetting) { 4134 s1 = ((PackageSetting)obj).signatures.mSignatures; 4135 } else { 4136 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4137 } 4138 } else { 4139 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4140 } 4141 obj = mSettings.getUserIdLPr(uid2); 4142 if (obj != null) { 4143 if (obj instanceof SharedUserSetting) { 4144 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4145 } else if (obj instanceof PackageSetting) { 4146 s2 = ((PackageSetting)obj).signatures.mSignatures; 4147 } else { 4148 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4149 } 4150 } else { 4151 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4152 } 4153 return compareSignatures(s1, s2); 4154 } 4155 } 4156 4157 private void killUid(int appId, int userId, String reason) { 4158 final long identity = Binder.clearCallingIdentity(); 4159 try { 4160 IActivityManager am = ActivityManagerNative.getDefault(); 4161 if (am != null) { 4162 try { 4163 am.killUid(appId, userId, reason); 4164 } catch (RemoteException e) { 4165 /* ignore - same process */ 4166 } 4167 } 4168 } finally { 4169 Binder.restoreCallingIdentity(identity); 4170 } 4171 } 4172 4173 /** 4174 * Compares two sets of signatures. Returns: 4175 * <br /> 4176 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4177 * <br /> 4178 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4179 * <br /> 4180 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4181 * <br /> 4182 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4183 * <br /> 4184 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4185 */ 4186 static int compareSignatures(Signature[] s1, Signature[] s2) { 4187 if (s1 == null) { 4188 return s2 == null 4189 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4190 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4191 } 4192 4193 if (s2 == null) { 4194 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4195 } 4196 4197 if (s1.length != s2.length) { 4198 return PackageManager.SIGNATURE_NO_MATCH; 4199 } 4200 4201 // Since both signature sets are of size 1, we can compare without HashSets. 4202 if (s1.length == 1) { 4203 return s1[0].equals(s2[0]) ? 4204 PackageManager.SIGNATURE_MATCH : 4205 PackageManager.SIGNATURE_NO_MATCH; 4206 } 4207 4208 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4209 for (Signature sig : s1) { 4210 set1.add(sig); 4211 } 4212 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4213 for (Signature sig : s2) { 4214 set2.add(sig); 4215 } 4216 // Make sure s2 contains all signatures in s1. 4217 if (set1.equals(set2)) { 4218 return PackageManager.SIGNATURE_MATCH; 4219 } 4220 return PackageManager.SIGNATURE_NO_MATCH; 4221 } 4222 4223 /** 4224 * If the database version for this type of package (internal storage or 4225 * external storage) is less than the version where package signatures 4226 * were updated, return true. 4227 */ 4228 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4229 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4230 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4231 } 4232 4233 /** 4234 * Used for backward compatibility to make sure any packages with 4235 * certificate chains get upgraded to the new style. {@code existingSigs} 4236 * will be in the old format (since they were stored on disk from before the 4237 * system upgrade) and {@code scannedSigs} will be in the newer format. 4238 */ 4239 private int compareSignaturesCompat(PackageSignatures existingSigs, 4240 PackageParser.Package scannedPkg) { 4241 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4242 return PackageManager.SIGNATURE_NO_MATCH; 4243 } 4244 4245 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4246 for (Signature sig : existingSigs.mSignatures) { 4247 existingSet.add(sig); 4248 } 4249 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4250 for (Signature sig : scannedPkg.mSignatures) { 4251 try { 4252 Signature[] chainSignatures = sig.getChainSignatures(); 4253 for (Signature chainSig : chainSignatures) { 4254 scannedCompatSet.add(chainSig); 4255 } 4256 } catch (CertificateEncodingException e) { 4257 scannedCompatSet.add(sig); 4258 } 4259 } 4260 /* 4261 * Make sure the expanded scanned set contains all signatures in the 4262 * existing one. 4263 */ 4264 if (scannedCompatSet.equals(existingSet)) { 4265 // Migrate the old signatures to the new scheme. 4266 existingSigs.assignSignatures(scannedPkg.mSignatures); 4267 // The new KeySets will be re-added later in the scanning process. 4268 synchronized (mPackages) { 4269 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4270 } 4271 return PackageManager.SIGNATURE_MATCH; 4272 } 4273 return PackageManager.SIGNATURE_NO_MATCH; 4274 } 4275 4276 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4277 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4278 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4279 } 4280 4281 private int compareSignaturesRecover(PackageSignatures existingSigs, 4282 PackageParser.Package scannedPkg) { 4283 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4284 return PackageManager.SIGNATURE_NO_MATCH; 4285 } 4286 4287 String msg = null; 4288 try { 4289 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4290 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4291 + scannedPkg.packageName); 4292 return PackageManager.SIGNATURE_MATCH; 4293 } 4294 } catch (CertificateException e) { 4295 msg = e.getMessage(); 4296 } 4297 4298 logCriticalInfo(Log.INFO, 4299 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4300 return PackageManager.SIGNATURE_NO_MATCH; 4301 } 4302 4303 @Override 4304 public String[] getPackagesForUid(int uid) { 4305 uid = UserHandle.getAppId(uid); 4306 // reader 4307 synchronized (mPackages) { 4308 Object obj = mSettings.getUserIdLPr(uid); 4309 if (obj instanceof SharedUserSetting) { 4310 final SharedUserSetting sus = (SharedUserSetting) obj; 4311 final int N = sus.packages.size(); 4312 final String[] res = new String[N]; 4313 final Iterator<PackageSetting> it = sus.packages.iterator(); 4314 int i = 0; 4315 while (it.hasNext()) { 4316 res[i++] = it.next().name; 4317 } 4318 return res; 4319 } else if (obj instanceof PackageSetting) { 4320 final PackageSetting ps = (PackageSetting) obj; 4321 return new String[] { ps.name }; 4322 } 4323 } 4324 return null; 4325 } 4326 4327 @Override 4328 public String getNameForUid(int uid) { 4329 // reader 4330 synchronized (mPackages) { 4331 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4332 if (obj instanceof SharedUserSetting) { 4333 final SharedUserSetting sus = (SharedUserSetting) obj; 4334 return sus.name + ":" + sus.userId; 4335 } else if (obj instanceof PackageSetting) { 4336 final PackageSetting ps = (PackageSetting) obj; 4337 return ps.name; 4338 } 4339 } 4340 return null; 4341 } 4342 4343 @Override 4344 public int getUidForSharedUser(String sharedUserName) { 4345 if(sharedUserName == null) { 4346 return -1; 4347 } 4348 // reader 4349 synchronized (mPackages) { 4350 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4351 if (suid == null) { 4352 return -1; 4353 } 4354 return suid.userId; 4355 } 4356 } 4357 4358 @Override 4359 public int getFlagsForUid(int uid) { 4360 synchronized (mPackages) { 4361 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4362 if (obj instanceof SharedUserSetting) { 4363 final SharedUserSetting sus = (SharedUserSetting) obj; 4364 return sus.pkgFlags; 4365 } else if (obj instanceof PackageSetting) { 4366 final PackageSetting ps = (PackageSetting) obj; 4367 return ps.pkgFlags; 4368 } 4369 } 4370 return 0; 4371 } 4372 4373 @Override 4374 public int getPrivateFlagsForUid(int uid) { 4375 synchronized (mPackages) { 4376 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4377 if (obj instanceof SharedUserSetting) { 4378 final SharedUserSetting sus = (SharedUserSetting) obj; 4379 return sus.pkgPrivateFlags; 4380 } else if (obj instanceof PackageSetting) { 4381 final PackageSetting ps = (PackageSetting) obj; 4382 return ps.pkgPrivateFlags; 4383 } 4384 } 4385 return 0; 4386 } 4387 4388 @Override 4389 public boolean isUidPrivileged(int uid) { 4390 uid = UserHandle.getAppId(uid); 4391 // reader 4392 synchronized (mPackages) { 4393 Object obj = mSettings.getUserIdLPr(uid); 4394 if (obj instanceof SharedUserSetting) { 4395 final SharedUserSetting sus = (SharedUserSetting) obj; 4396 final Iterator<PackageSetting> it = sus.packages.iterator(); 4397 while (it.hasNext()) { 4398 if (it.next().isPrivileged()) { 4399 return true; 4400 } 4401 } 4402 } else if (obj instanceof PackageSetting) { 4403 final PackageSetting ps = (PackageSetting) obj; 4404 return ps.isPrivileged(); 4405 } 4406 } 4407 return false; 4408 } 4409 4410 @Override 4411 public String[] getAppOpPermissionPackages(String permissionName) { 4412 synchronized (mPackages) { 4413 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4414 if (pkgs == null) { 4415 return null; 4416 } 4417 return pkgs.toArray(new String[pkgs.size()]); 4418 } 4419 } 4420 4421 @Override 4422 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4423 int flags, int userId) { 4424 if (!sUserManager.exists(userId)) return null; 4425 flags = augmentFlagsForUser(flags, userId); 4426 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4427 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4428 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4429 } 4430 4431 @Override 4432 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4433 IntentFilter filter, int match, ComponentName activity) { 4434 final int userId = UserHandle.getCallingUserId(); 4435 if (DEBUG_PREFERRED) { 4436 Log.v(TAG, "setLastChosenActivity intent=" + intent 4437 + " resolvedType=" + resolvedType 4438 + " flags=" + flags 4439 + " filter=" + filter 4440 + " match=" + match 4441 + " activity=" + activity); 4442 filter.dump(new PrintStreamPrinter(System.out), " "); 4443 } 4444 intent.setComponent(null); 4445 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4446 // Find any earlier preferred or last chosen entries and nuke them 4447 findPreferredActivity(intent, resolvedType, 4448 flags, query, 0, false, true, false, userId); 4449 // Add the new activity as the last chosen for this filter 4450 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4451 "Setting last chosen"); 4452 } 4453 4454 @Override 4455 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4456 final int userId = UserHandle.getCallingUserId(); 4457 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4458 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4459 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4460 false, false, false, userId); 4461 } 4462 4463 private boolean isEphemeralAvailable(Intent intent, String resolvedType, int userId) { 4464 MessageDigest digest = null; 4465 try { 4466 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4467 } catch (NoSuchAlgorithmException e) { 4468 // If we can't create a digest, ignore ephemeral apps. 4469 return false; 4470 } 4471 4472 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4473 final byte[] digestBytes = digest.digest(hostBytes); 4474 int shaPrefix = 4475 digestBytes[0] << 24 4476 | digestBytes[1] << 16 4477 | digestBytes[2] << 8 4478 | digestBytes[3] << 0; 4479 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4480 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4481 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4482 // No hash prefix match; there are no ephemeral apps for this domain. 4483 return false; 4484 } 4485 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4486 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4487 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4488 continue; 4489 } 4490 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4491 // No filters; this should never happen. 4492 if (filters.isEmpty()) { 4493 continue; 4494 } 4495 // We have a domain match; resolve the filters to see if anything matches. 4496 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4497 for (int j = filters.size() - 1; j >= 0; --j) { 4498 ephemeralResolver.addFilter(filters.get(j)); 4499 } 4500 List<ResolveInfo> ephemeralResolveList = ephemeralResolver.queryIntent( 4501 intent, resolvedType, false /*defaultOnly*/, userId); 4502 return !ephemeralResolveList.isEmpty(); 4503 } 4504 // Hash or filter mis-match; no ephemeral apps for this domain. 4505 return false; 4506 } 4507 4508 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4509 int flags, List<ResolveInfo> query, int userId) { 4510 final boolean isWebUri = hasWebURI(intent); 4511 // Check whether or not an ephemeral app exists to handle the URI. 4512 if (isWebUri && mEphemeralResolverConnection != null) { 4513 // Deny ephemeral apps if the user choose _ALWAYS or _ALWAYS_ASK for intent resolution. 4514 boolean hasAlwaysHandler = false; 4515 synchronized (mPackages) { 4516 final int count = query.size(); 4517 for (int n=0; n<count; n++) { 4518 ResolveInfo info = query.get(n); 4519 String packageName = info.activityInfo.packageName; 4520 PackageSetting ps = mSettings.mPackages.get(packageName); 4521 if (ps != null) { 4522 // Try to get the status from User settings first 4523 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4524 int status = (int) (packedStatus >> 32); 4525 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4526 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4527 hasAlwaysHandler = true; 4528 break; 4529 } 4530 } 4531 } 4532 } 4533 4534 // Only consider installing an ephemeral app if there isn't already a verified handler. 4535 // We've determined that there's an ephemeral app available for the URI, ignore any 4536 // ResolveInfo's and just return the ephemeral installer 4537 if (!hasAlwaysHandler && isEphemeralAvailable(intent, resolvedType, userId)) { 4538 if (DEBUG_EPHEMERAL) { 4539 Slog.v(TAG, "Resolving to the ephemeral installer"); 4540 } 4541 // ditch the result and return a ResolveInfo to launch the ephemeral installer 4542 ResolveInfo ri = new ResolveInfo(mEphemeralInstallerInfo); 4543 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4544 // make a deep copy of the applicationInfo 4545 ri.activityInfo.applicationInfo = new ApplicationInfo( 4546 ri.activityInfo.applicationInfo); 4547 if (userId != 0) { 4548 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4549 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4550 } 4551 return ri; 4552 } 4553 } 4554 if (query != null) { 4555 final int N = query.size(); 4556 if (N == 1) { 4557 return query.get(0); 4558 } else if (N > 1) { 4559 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4560 // If there is more than one activity with the same priority, 4561 // then let the user decide between them. 4562 ResolveInfo r0 = query.get(0); 4563 ResolveInfo r1 = query.get(1); 4564 if (DEBUG_INTENT_MATCHING || debug) { 4565 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4566 + r1.activityInfo.name + "=" + r1.priority); 4567 } 4568 // If the first activity has a higher priority, or a different 4569 // default, then it is always desireable to pick it. 4570 if (r0.priority != r1.priority 4571 || r0.preferredOrder != r1.preferredOrder 4572 || r0.isDefault != r1.isDefault) { 4573 return query.get(0); 4574 } 4575 // If we have saved a preference for a preferred activity for 4576 // this Intent, use that. 4577 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4578 flags, query, r0.priority, true, false, debug, userId); 4579 if (ri != null) { 4580 return ri; 4581 } 4582 ri = new ResolveInfo(mResolveInfo); 4583 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4584 ri.activityInfo.applicationInfo = new ApplicationInfo( 4585 ri.activityInfo.applicationInfo); 4586 if (userId != 0) { 4587 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4588 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4589 } 4590 // Make sure that the resolver is displayable in car mode 4591 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4592 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4593 return ri; 4594 } 4595 } 4596 return null; 4597 } 4598 4599 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4600 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4601 final int N = query.size(); 4602 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4603 .get(userId); 4604 // Get the list of persistent preferred activities that handle the intent 4605 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4606 List<PersistentPreferredActivity> pprefs = ppir != null 4607 ? ppir.queryIntent(intent, resolvedType, 4608 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4609 : null; 4610 if (pprefs != null && pprefs.size() > 0) { 4611 final int M = pprefs.size(); 4612 for (int i=0; i<M; i++) { 4613 final PersistentPreferredActivity ppa = pprefs.get(i); 4614 if (DEBUG_PREFERRED || debug) { 4615 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4616 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4617 + "\n component=" + ppa.mComponent); 4618 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4619 } 4620 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4621 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4622 if (DEBUG_PREFERRED || debug) { 4623 Slog.v(TAG, "Found persistent preferred activity:"); 4624 if (ai != null) { 4625 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4626 } else { 4627 Slog.v(TAG, " null"); 4628 } 4629 } 4630 if (ai == null) { 4631 // This previously registered persistent preferred activity 4632 // component is no longer known. Ignore it and do NOT remove it. 4633 continue; 4634 } 4635 for (int j=0; j<N; j++) { 4636 final ResolveInfo ri = query.get(j); 4637 if (!ri.activityInfo.applicationInfo.packageName 4638 .equals(ai.applicationInfo.packageName)) { 4639 continue; 4640 } 4641 if (!ri.activityInfo.name.equals(ai.name)) { 4642 continue; 4643 } 4644 // Found a persistent preference that can handle the intent. 4645 if (DEBUG_PREFERRED || debug) { 4646 Slog.v(TAG, "Returning persistent preferred activity: " + 4647 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4648 } 4649 return ri; 4650 } 4651 } 4652 } 4653 return null; 4654 } 4655 4656 // TODO: handle preferred activities missing while user has amnesia 4657 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4658 List<ResolveInfo> query, int priority, boolean always, 4659 boolean removeMatches, boolean debug, int userId) { 4660 if (!sUserManager.exists(userId)) return null; 4661 flags = augmentFlagsForUser(flags, userId); 4662 // writer 4663 synchronized (mPackages) { 4664 if (intent.getSelector() != null) { 4665 intent = intent.getSelector(); 4666 } 4667 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4668 4669 // Try to find a matching persistent preferred activity. 4670 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4671 debug, userId); 4672 4673 // If a persistent preferred activity matched, use it. 4674 if (pri != null) { 4675 return pri; 4676 } 4677 4678 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4679 // Get the list of preferred activities that handle the intent 4680 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4681 List<PreferredActivity> prefs = pir != null 4682 ? pir.queryIntent(intent, resolvedType, 4683 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4684 : null; 4685 if (prefs != null && prefs.size() > 0) { 4686 boolean changed = false; 4687 try { 4688 // First figure out how good the original match set is. 4689 // We will only allow preferred activities that came 4690 // from the same match quality. 4691 int match = 0; 4692 4693 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4694 4695 final int N = query.size(); 4696 for (int j=0; j<N; j++) { 4697 final ResolveInfo ri = query.get(j); 4698 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4699 + ": 0x" + Integer.toHexString(match)); 4700 if (ri.match > match) { 4701 match = ri.match; 4702 } 4703 } 4704 4705 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4706 + Integer.toHexString(match)); 4707 4708 match &= IntentFilter.MATCH_CATEGORY_MASK; 4709 final int M = prefs.size(); 4710 for (int i=0; i<M; i++) { 4711 final PreferredActivity pa = prefs.get(i); 4712 if (DEBUG_PREFERRED || debug) { 4713 Slog.v(TAG, "Checking PreferredActivity ds=" 4714 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4715 + "\n component=" + pa.mPref.mComponent); 4716 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4717 } 4718 if (pa.mPref.mMatch != match) { 4719 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4720 + Integer.toHexString(pa.mPref.mMatch)); 4721 continue; 4722 } 4723 // If it's not an "always" type preferred activity and that's what we're 4724 // looking for, skip it. 4725 if (always && !pa.mPref.mAlways) { 4726 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4727 continue; 4728 } 4729 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4730 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4731 if (DEBUG_PREFERRED || debug) { 4732 Slog.v(TAG, "Found preferred activity:"); 4733 if (ai != null) { 4734 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4735 } else { 4736 Slog.v(TAG, " null"); 4737 } 4738 } 4739 if (ai == null) { 4740 // This previously registered preferred activity 4741 // component is no longer known. Most likely an update 4742 // to the app was installed and in the new version this 4743 // component no longer exists. Clean it up by removing 4744 // it from the preferred activities list, and skip it. 4745 Slog.w(TAG, "Removing dangling preferred activity: " 4746 + pa.mPref.mComponent); 4747 pir.removeFilter(pa); 4748 changed = true; 4749 continue; 4750 } 4751 for (int j=0; j<N; j++) { 4752 final ResolveInfo ri = query.get(j); 4753 if (!ri.activityInfo.applicationInfo.packageName 4754 .equals(ai.applicationInfo.packageName)) { 4755 continue; 4756 } 4757 if (!ri.activityInfo.name.equals(ai.name)) { 4758 continue; 4759 } 4760 4761 if (removeMatches) { 4762 pir.removeFilter(pa); 4763 changed = true; 4764 if (DEBUG_PREFERRED) { 4765 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4766 } 4767 break; 4768 } 4769 4770 // Okay we found a previously set preferred or last chosen app. 4771 // If the result set is different from when this 4772 // was created, we need to clear it and re-ask the 4773 // user their preference, if we're looking for an "always" type entry. 4774 if (always && !pa.mPref.sameSet(query)) { 4775 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4776 + intent + " type " + resolvedType); 4777 if (DEBUG_PREFERRED) { 4778 Slog.v(TAG, "Removing preferred activity since set changed " 4779 + pa.mPref.mComponent); 4780 } 4781 pir.removeFilter(pa); 4782 // Re-add the filter as a "last chosen" entry (!always) 4783 PreferredActivity lastChosen = new PreferredActivity( 4784 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4785 pir.addFilter(lastChosen); 4786 changed = true; 4787 return null; 4788 } 4789 4790 // Yay! Either the set matched or we're looking for the last chosen 4791 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4792 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4793 return ri; 4794 } 4795 } 4796 } finally { 4797 if (changed) { 4798 if (DEBUG_PREFERRED) { 4799 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4800 } 4801 scheduleWritePackageRestrictionsLocked(userId); 4802 } 4803 } 4804 } 4805 } 4806 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4807 return null; 4808 } 4809 4810 /* 4811 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4812 */ 4813 @Override 4814 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4815 int targetUserId) { 4816 mContext.enforceCallingOrSelfPermission( 4817 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4818 List<CrossProfileIntentFilter> matches = 4819 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4820 if (matches != null) { 4821 int size = matches.size(); 4822 for (int i = 0; i < size; i++) { 4823 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4824 } 4825 } 4826 if (hasWebURI(intent)) { 4827 // cross-profile app linking works only towards the parent. 4828 final UserInfo parent = getProfileParent(sourceUserId); 4829 synchronized(mPackages) { 4830 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4831 intent, resolvedType, 0, sourceUserId, parent.id); 4832 return xpDomainInfo != null; 4833 } 4834 } 4835 return false; 4836 } 4837 4838 private UserInfo getProfileParent(int userId) { 4839 final long identity = Binder.clearCallingIdentity(); 4840 try { 4841 return sUserManager.getProfileParent(userId); 4842 } finally { 4843 Binder.restoreCallingIdentity(identity); 4844 } 4845 } 4846 4847 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4848 String resolvedType, int userId) { 4849 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4850 if (resolver != null) { 4851 return resolver.queryIntent(intent, resolvedType, false, userId); 4852 } 4853 return null; 4854 } 4855 4856 @Override 4857 public List<ResolveInfo> queryIntentActivities(Intent intent, 4858 String resolvedType, int flags, int userId) { 4859 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4860 flags = augmentFlagsForUser(flags, userId); 4861 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4862 ComponentName comp = intent.getComponent(); 4863 if (comp == null) { 4864 if (intent.getSelector() != null) { 4865 intent = intent.getSelector(); 4866 comp = intent.getComponent(); 4867 } 4868 } 4869 4870 if (comp != null) { 4871 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4872 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4873 if (ai != null) { 4874 final ResolveInfo ri = new ResolveInfo(); 4875 ri.activityInfo = ai; 4876 list.add(ri); 4877 } 4878 return list; 4879 } 4880 4881 // reader 4882 synchronized (mPackages) { 4883 final String pkgName = intent.getPackage(); 4884 if (pkgName == null) { 4885 List<CrossProfileIntentFilter> matchingFilters = 4886 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4887 // Check for results that need to skip the current profile. 4888 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4889 resolvedType, flags, userId); 4890 if (xpResolveInfo != null) { 4891 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4892 result.add(xpResolveInfo); 4893 return filterIfNotSystemUser(result, userId); 4894 } 4895 4896 // Check for results in the current profile. 4897 List<ResolveInfo> result = mActivities.queryIntent( 4898 intent, resolvedType, flags, userId); 4899 result = filterIfNotSystemUser(result, userId); 4900 4901 // Check for cross profile results. 4902 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4903 xpResolveInfo = queryCrossProfileIntents( 4904 matchingFilters, intent, resolvedType, flags, userId, 4905 hasNonNegativePriorityResult); 4906 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4907 boolean isVisibleToUser = filterIfNotSystemUser( 4908 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4909 if (isVisibleToUser) { 4910 result.add(xpResolveInfo); 4911 Collections.sort(result, mResolvePrioritySorter); 4912 } 4913 } 4914 if (hasWebURI(intent)) { 4915 CrossProfileDomainInfo xpDomainInfo = null; 4916 final UserInfo parent = getProfileParent(userId); 4917 if (parent != null) { 4918 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4919 flags, userId, parent.id); 4920 } 4921 if (xpDomainInfo != null) { 4922 if (xpResolveInfo != null) { 4923 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4924 // in the result. 4925 result.remove(xpResolveInfo); 4926 } 4927 if (result.size() == 0) { 4928 result.add(xpDomainInfo.resolveInfo); 4929 return result; 4930 } 4931 } else if (result.size() <= 1) { 4932 return result; 4933 } 4934 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4935 xpDomainInfo, userId); 4936 Collections.sort(result, mResolvePrioritySorter); 4937 } 4938 return result; 4939 } 4940 final PackageParser.Package pkg = mPackages.get(pkgName); 4941 if (pkg != null) { 4942 return filterIfNotSystemUser( 4943 mActivities.queryIntentForPackage( 4944 intent, resolvedType, flags, pkg.activities, userId), 4945 userId); 4946 } 4947 return new ArrayList<ResolveInfo>(); 4948 } 4949 } 4950 4951 private static class CrossProfileDomainInfo { 4952 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4953 ResolveInfo resolveInfo; 4954 /* Best domain verification status of the activities found in the other profile */ 4955 int bestDomainVerificationStatus; 4956 } 4957 4958 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4959 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4960 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4961 sourceUserId)) { 4962 return null; 4963 } 4964 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4965 resolvedType, flags, parentUserId); 4966 4967 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4968 return null; 4969 } 4970 CrossProfileDomainInfo result = null; 4971 int size = resultTargetUser.size(); 4972 for (int i = 0; i < size; i++) { 4973 ResolveInfo riTargetUser = resultTargetUser.get(i); 4974 // Intent filter verification is only for filters that specify a host. So don't return 4975 // those that handle all web uris. 4976 if (riTargetUser.handleAllWebDataURI) { 4977 continue; 4978 } 4979 String packageName = riTargetUser.activityInfo.packageName; 4980 PackageSetting ps = mSettings.mPackages.get(packageName); 4981 if (ps == null) { 4982 continue; 4983 } 4984 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4985 int status = (int)(verificationState >> 32); 4986 if (result == null) { 4987 result = new CrossProfileDomainInfo(); 4988 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 4989 sourceUserId, parentUserId); 4990 result.bestDomainVerificationStatus = status; 4991 } else { 4992 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4993 result.bestDomainVerificationStatus); 4994 } 4995 } 4996 // Don't consider matches with status NEVER across profiles. 4997 if (result != null && result.bestDomainVerificationStatus 4998 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4999 return null; 5000 } 5001 return result; 5002 } 5003 5004 /** 5005 * Verification statuses are ordered from the worse to the best, except for 5006 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5007 */ 5008 private int bestDomainVerificationStatus(int status1, int status2) { 5009 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5010 return status2; 5011 } 5012 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5013 return status1; 5014 } 5015 return (int) MathUtils.max(status1, status2); 5016 } 5017 5018 private boolean isUserEnabled(int userId) { 5019 long callingId = Binder.clearCallingIdentity(); 5020 try { 5021 UserInfo userInfo = sUserManager.getUserInfo(userId); 5022 return userInfo != null && userInfo.isEnabled(); 5023 } finally { 5024 Binder.restoreCallingIdentity(callingId); 5025 } 5026 } 5027 5028 /** 5029 * Filter out activities with systemUserOnly flag set, when current user is not System. 5030 * 5031 * @return filtered list 5032 */ 5033 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5034 if (userId == UserHandle.USER_SYSTEM) { 5035 return resolveInfos; 5036 } 5037 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5038 ResolveInfo info = resolveInfos.get(i); 5039 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5040 resolveInfos.remove(i); 5041 } 5042 } 5043 return resolveInfos; 5044 } 5045 5046 /** 5047 * @param resolveInfos list of resolve infos in descending priority order 5048 * @return if the list contains a resolve info with non-negative priority 5049 */ 5050 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5051 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5052 } 5053 5054 private static boolean hasWebURI(Intent intent) { 5055 if (intent.getData() == null) { 5056 return false; 5057 } 5058 final String scheme = intent.getScheme(); 5059 if (TextUtils.isEmpty(scheme)) { 5060 return false; 5061 } 5062 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5063 } 5064 5065 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5066 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5067 int userId) { 5068 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5069 5070 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5071 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5072 candidates.size()); 5073 } 5074 5075 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5076 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5077 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5078 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5079 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5080 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5081 5082 synchronized (mPackages) { 5083 final int count = candidates.size(); 5084 // First, try to use linked apps. Partition the candidates into four lists: 5085 // one for the final results, one for the "do not use ever", one for "undefined status" 5086 // and finally one for "browser app type". 5087 for (int n=0; n<count; n++) { 5088 ResolveInfo info = candidates.get(n); 5089 String packageName = info.activityInfo.packageName; 5090 PackageSetting ps = mSettings.mPackages.get(packageName); 5091 if (ps != null) { 5092 // Add to the special match all list (Browser use case) 5093 if (info.handleAllWebDataURI) { 5094 matchAllList.add(info); 5095 continue; 5096 } 5097 // Try to get the status from User settings first 5098 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5099 int status = (int)(packedStatus >> 32); 5100 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5101 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5102 if (DEBUG_DOMAIN_VERIFICATION) { 5103 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5104 + " : linkgen=" + linkGeneration); 5105 } 5106 // Use link-enabled generation as preferredOrder, i.e. 5107 // prefer newly-enabled over earlier-enabled. 5108 info.preferredOrder = linkGeneration; 5109 alwaysList.add(info); 5110 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5111 if (DEBUG_DOMAIN_VERIFICATION) { 5112 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5113 } 5114 neverList.add(info); 5115 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5116 if (DEBUG_DOMAIN_VERIFICATION) { 5117 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5118 } 5119 alwaysAskList.add(info); 5120 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5121 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5122 if (DEBUG_DOMAIN_VERIFICATION) { 5123 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5124 } 5125 undefinedList.add(info); 5126 } 5127 } 5128 } 5129 5130 // We'll want to include browser possibilities in a few cases 5131 boolean includeBrowser = false; 5132 5133 // First try to add the "always" resolution(s) for the current user, if any 5134 if (alwaysList.size() > 0) { 5135 result.addAll(alwaysList); 5136 } else { 5137 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5138 result.addAll(undefinedList); 5139 // Maybe add one for the other profile. 5140 if (xpDomainInfo != null && ( 5141 xpDomainInfo.bestDomainVerificationStatus 5142 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5143 result.add(xpDomainInfo.resolveInfo); 5144 } 5145 includeBrowser = true; 5146 } 5147 5148 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5149 // If there were 'always' entries their preferred order has been set, so we also 5150 // back that off to make the alternatives equivalent 5151 if (alwaysAskList.size() > 0) { 5152 for (ResolveInfo i : result) { 5153 i.preferredOrder = 0; 5154 } 5155 result.addAll(alwaysAskList); 5156 includeBrowser = true; 5157 } 5158 5159 if (includeBrowser) { 5160 // Also add browsers (all of them or only the default one) 5161 if (DEBUG_DOMAIN_VERIFICATION) { 5162 Slog.v(TAG, " ...including browsers in candidate set"); 5163 } 5164 if ((matchFlags & MATCH_ALL) != 0) { 5165 result.addAll(matchAllList); 5166 } else { 5167 // Browser/generic handling case. If there's a default browser, go straight 5168 // to that (but only if there is no other higher-priority match). 5169 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5170 int maxMatchPrio = 0; 5171 ResolveInfo defaultBrowserMatch = null; 5172 final int numCandidates = matchAllList.size(); 5173 for (int n = 0; n < numCandidates; n++) { 5174 ResolveInfo info = matchAllList.get(n); 5175 // track the highest overall match priority... 5176 if (info.priority > maxMatchPrio) { 5177 maxMatchPrio = info.priority; 5178 } 5179 // ...and the highest-priority default browser match 5180 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5181 if (defaultBrowserMatch == null 5182 || (defaultBrowserMatch.priority < info.priority)) { 5183 if (debug) { 5184 Slog.v(TAG, "Considering default browser match " + info); 5185 } 5186 defaultBrowserMatch = info; 5187 } 5188 } 5189 } 5190 if (defaultBrowserMatch != null 5191 && defaultBrowserMatch.priority >= maxMatchPrio 5192 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5193 { 5194 if (debug) { 5195 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5196 } 5197 result.add(defaultBrowserMatch); 5198 } else { 5199 result.addAll(matchAllList); 5200 } 5201 } 5202 5203 // If there is nothing selected, add all candidates and remove the ones that the user 5204 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5205 if (result.size() == 0) { 5206 result.addAll(candidates); 5207 result.removeAll(neverList); 5208 } 5209 } 5210 } 5211 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5212 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5213 result.size()); 5214 for (ResolveInfo info : result) { 5215 Slog.v(TAG, " + " + info.activityInfo); 5216 } 5217 } 5218 return result; 5219 } 5220 5221 // Returns a packed value as a long: 5222 // 5223 // high 'int'-sized word: link status: undefined/ask/never/always. 5224 // low 'int'-sized word: relative priority among 'always' results. 5225 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5226 long result = ps.getDomainVerificationStatusForUser(userId); 5227 // if none available, get the master status 5228 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5229 if (ps.getIntentFilterVerificationInfo() != null) { 5230 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5231 } 5232 } 5233 return result; 5234 } 5235 5236 private ResolveInfo querySkipCurrentProfileIntents( 5237 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5238 int flags, int sourceUserId) { 5239 if (matchingFilters != null) { 5240 int size = matchingFilters.size(); 5241 for (int i = 0; i < size; i ++) { 5242 CrossProfileIntentFilter filter = matchingFilters.get(i); 5243 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5244 // Checking if there are activities in the target user that can handle the 5245 // intent. 5246 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5247 resolvedType, flags, sourceUserId); 5248 if (resolveInfo != null) { 5249 return resolveInfo; 5250 } 5251 } 5252 } 5253 } 5254 return null; 5255 } 5256 5257 // Return matching ResolveInfo in target user if any. 5258 private ResolveInfo queryCrossProfileIntents( 5259 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5260 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5261 if (matchingFilters != null) { 5262 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5263 // match the same intent. For performance reasons, it is better not to 5264 // run queryIntent twice for the same userId 5265 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5266 int size = matchingFilters.size(); 5267 for (int i = 0; i < size; i++) { 5268 CrossProfileIntentFilter filter = matchingFilters.get(i); 5269 int targetUserId = filter.getTargetUserId(); 5270 boolean skipCurrentProfile = 5271 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5272 boolean skipCurrentProfileIfNoMatchFound = 5273 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5274 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5275 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5276 // Checking if there are activities in the target user that can handle the 5277 // intent. 5278 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5279 resolvedType, flags, sourceUserId); 5280 if (resolveInfo != null) return resolveInfo; 5281 alreadyTriedUserIds.put(targetUserId, true); 5282 } 5283 } 5284 } 5285 return null; 5286 } 5287 5288 /** 5289 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5290 * will forward the intent to the filter's target user. 5291 * Otherwise, returns null. 5292 */ 5293 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5294 String resolvedType, int flags, int sourceUserId) { 5295 int targetUserId = filter.getTargetUserId(); 5296 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5297 resolvedType, flags, targetUserId); 5298 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5299 && isUserEnabled(targetUserId)) { 5300 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5301 } 5302 return null; 5303 } 5304 5305 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5306 int sourceUserId, int targetUserId) { 5307 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5308 long ident = Binder.clearCallingIdentity(); 5309 boolean targetIsProfile; 5310 try { 5311 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5312 } finally { 5313 Binder.restoreCallingIdentity(ident); 5314 } 5315 String className; 5316 if (targetIsProfile) { 5317 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5318 } else { 5319 className = FORWARD_INTENT_TO_PARENT; 5320 } 5321 ComponentName forwardingActivityComponentName = new ComponentName( 5322 mAndroidApplication.packageName, className); 5323 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5324 sourceUserId); 5325 if (!targetIsProfile) { 5326 forwardingActivityInfo.showUserIcon = targetUserId; 5327 forwardingResolveInfo.noResourceId = true; 5328 } 5329 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5330 forwardingResolveInfo.priority = 0; 5331 forwardingResolveInfo.preferredOrder = 0; 5332 forwardingResolveInfo.match = 0; 5333 forwardingResolveInfo.isDefault = true; 5334 forwardingResolveInfo.filter = filter; 5335 forwardingResolveInfo.targetUserId = targetUserId; 5336 return forwardingResolveInfo; 5337 } 5338 5339 @Override 5340 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5341 Intent[] specifics, String[] specificTypes, Intent intent, 5342 String resolvedType, int flags, int userId) { 5343 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5344 flags = augmentFlagsForUser(flags, userId); 5345 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5346 false, "query intent activity options"); 5347 final String resultsAction = intent.getAction(); 5348 5349 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5350 | PackageManager.GET_RESOLVED_FILTER, userId); 5351 5352 if (DEBUG_INTENT_MATCHING) { 5353 Log.v(TAG, "Query " + intent + ": " + results); 5354 } 5355 5356 int specificsPos = 0; 5357 int N; 5358 5359 // todo: note that the algorithm used here is O(N^2). This 5360 // isn't a problem in our current environment, but if we start running 5361 // into situations where we have more than 5 or 10 matches then this 5362 // should probably be changed to something smarter... 5363 5364 // First we go through and resolve each of the specific items 5365 // that were supplied, taking care of removing any corresponding 5366 // duplicate items in the generic resolve list. 5367 if (specifics != null) { 5368 for (int i=0; i<specifics.length; i++) { 5369 final Intent sintent = specifics[i]; 5370 if (sintent == null) { 5371 continue; 5372 } 5373 5374 if (DEBUG_INTENT_MATCHING) { 5375 Log.v(TAG, "Specific #" + i + ": " + sintent); 5376 } 5377 5378 String action = sintent.getAction(); 5379 if (resultsAction != null && resultsAction.equals(action)) { 5380 // If this action was explicitly requested, then don't 5381 // remove things that have it. 5382 action = null; 5383 } 5384 5385 ResolveInfo ri = null; 5386 ActivityInfo ai = null; 5387 5388 ComponentName comp = sintent.getComponent(); 5389 if (comp == null) { 5390 ri = resolveIntent( 5391 sintent, 5392 specificTypes != null ? specificTypes[i] : null, 5393 flags, userId); 5394 if (ri == null) { 5395 continue; 5396 } 5397 if (ri == mResolveInfo) { 5398 // ACK! Must do something better with this. 5399 } 5400 ai = ri.activityInfo; 5401 comp = new ComponentName(ai.applicationInfo.packageName, 5402 ai.name); 5403 } else { 5404 ai = getActivityInfo(comp, flags, userId); 5405 if (ai == null) { 5406 continue; 5407 } 5408 } 5409 5410 // Look for any generic query activities that are duplicates 5411 // of this specific one, and remove them from the results. 5412 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5413 N = results.size(); 5414 int j; 5415 for (j=specificsPos; j<N; j++) { 5416 ResolveInfo sri = results.get(j); 5417 if ((sri.activityInfo.name.equals(comp.getClassName()) 5418 && sri.activityInfo.applicationInfo.packageName.equals( 5419 comp.getPackageName())) 5420 || (action != null && sri.filter.matchAction(action))) { 5421 results.remove(j); 5422 if (DEBUG_INTENT_MATCHING) Log.v( 5423 TAG, "Removing duplicate item from " + j 5424 + " due to specific " + specificsPos); 5425 if (ri == null) { 5426 ri = sri; 5427 } 5428 j--; 5429 N--; 5430 } 5431 } 5432 5433 // Add this specific item to its proper place. 5434 if (ri == null) { 5435 ri = new ResolveInfo(); 5436 ri.activityInfo = ai; 5437 } 5438 results.add(specificsPos, ri); 5439 ri.specificIndex = i; 5440 specificsPos++; 5441 } 5442 } 5443 5444 // Now we go through the remaining generic results and remove any 5445 // duplicate actions that are found here. 5446 N = results.size(); 5447 for (int i=specificsPos; i<N-1; i++) { 5448 final ResolveInfo rii = results.get(i); 5449 if (rii.filter == null) { 5450 continue; 5451 } 5452 5453 // Iterate over all of the actions of this result's intent 5454 // filter... typically this should be just one. 5455 final Iterator<String> it = rii.filter.actionsIterator(); 5456 if (it == null) { 5457 continue; 5458 } 5459 while (it.hasNext()) { 5460 final String action = it.next(); 5461 if (resultsAction != null && resultsAction.equals(action)) { 5462 // If this action was explicitly requested, then don't 5463 // remove things that have it. 5464 continue; 5465 } 5466 for (int j=i+1; j<N; j++) { 5467 final ResolveInfo rij = results.get(j); 5468 if (rij.filter != null && rij.filter.hasAction(action)) { 5469 results.remove(j); 5470 if (DEBUG_INTENT_MATCHING) Log.v( 5471 TAG, "Removing duplicate item from " + j 5472 + " due to action " + action + " at " + i); 5473 j--; 5474 N--; 5475 } 5476 } 5477 } 5478 5479 // If the caller didn't request filter information, drop it now 5480 // so we don't have to marshall/unmarshall it. 5481 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5482 rii.filter = null; 5483 } 5484 } 5485 5486 // Filter out the caller activity if so requested. 5487 if (caller != null) { 5488 N = results.size(); 5489 for (int i=0; i<N; i++) { 5490 ActivityInfo ainfo = results.get(i).activityInfo; 5491 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5492 && caller.getClassName().equals(ainfo.name)) { 5493 results.remove(i); 5494 break; 5495 } 5496 } 5497 } 5498 5499 // If the caller didn't request filter information, 5500 // drop them now so we don't have to 5501 // marshall/unmarshall it. 5502 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5503 N = results.size(); 5504 for (int i=0; i<N; i++) { 5505 results.get(i).filter = null; 5506 } 5507 } 5508 5509 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5510 return results; 5511 } 5512 5513 @Override 5514 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5515 int userId) { 5516 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5517 flags = augmentFlagsForUser(flags, userId); 5518 ComponentName comp = intent.getComponent(); 5519 if (comp == null) { 5520 if (intent.getSelector() != null) { 5521 intent = intent.getSelector(); 5522 comp = intent.getComponent(); 5523 } 5524 } 5525 if (comp != null) { 5526 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5527 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5528 if (ai != null) { 5529 ResolveInfo ri = new ResolveInfo(); 5530 ri.activityInfo = ai; 5531 list.add(ri); 5532 } 5533 return list; 5534 } 5535 5536 // reader 5537 synchronized (mPackages) { 5538 String pkgName = intent.getPackage(); 5539 if (pkgName == null) { 5540 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5541 } 5542 final PackageParser.Package pkg = mPackages.get(pkgName); 5543 if (pkg != null) { 5544 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5545 userId); 5546 } 5547 return null; 5548 } 5549 } 5550 5551 @Override 5552 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5553 if (!sUserManager.exists(userId)) return null; 5554 flags = augmentFlagsForUser(flags, userId); 5555 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5556 if (query != null) { 5557 if (query.size() >= 1) { 5558 // If there is more than one service with the same priority, 5559 // just arbitrarily pick the first one. 5560 return query.get(0); 5561 } 5562 } 5563 return null; 5564 } 5565 5566 @Override 5567 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5568 int userId) { 5569 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5570 flags = augmentFlagsForUser(flags, userId); 5571 ComponentName comp = intent.getComponent(); 5572 if (comp == null) { 5573 if (intent.getSelector() != null) { 5574 intent = intent.getSelector(); 5575 comp = intent.getComponent(); 5576 } 5577 } 5578 if (comp != null) { 5579 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5580 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5581 if (si != null) { 5582 final ResolveInfo ri = new ResolveInfo(); 5583 ri.serviceInfo = si; 5584 list.add(ri); 5585 } 5586 return list; 5587 } 5588 5589 // reader 5590 synchronized (mPackages) { 5591 String pkgName = intent.getPackage(); 5592 if (pkgName == null) { 5593 return mServices.queryIntent(intent, resolvedType, flags, userId); 5594 } 5595 final PackageParser.Package pkg = mPackages.get(pkgName); 5596 if (pkg != null) { 5597 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5598 userId); 5599 } 5600 return null; 5601 } 5602 } 5603 5604 @Override 5605 public List<ResolveInfo> queryIntentContentProviders( 5606 Intent intent, String resolvedType, int flags, int userId) { 5607 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5608 flags = augmentFlagsForUser(flags, userId); 5609 ComponentName comp = intent.getComponent(); 5610 if (comp == null) { 5611 if (intent.getSelector() != null) { 5612 intent = intent.getSelector(); 5613 comp = intent.getComponent(); 5614 } 5615 } 5616 if (comp != null) { 5617 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5618 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5619 if (pi != null) { 5620 final ResolveInfo ri = new ResolveInfo(); 5621 ri.providerInfo = pi; 5622 list.add(ri); 5623 } 5624 return list; 5625 } 5626 5627 // reader 5628 synchronized (mPackages) { 5629 String pkgName = intent.getPackage(); 5630 if (pkgName == null) { 5631 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5632 } 5633 final PackageParser.Package pkg = mPackages.get(pkgName); 5634 if (pkg != null) { 5635 return mProviders.queryIntentForPackage( 5636 intent, resolvedType, flags, pkg.providers, userId); 5637 } 5638 return null; 5639 } 5640 } 5641 5642 @Override 5643 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5644 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5645 5646 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5647 5648 // writer 5649 synchronized (mPackages) { 5650 ArrayList<PackageInfo> list; 5651 if (listUninstalled) { 5652 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5653 for (PackageSetting ps : mSettings.mPackages.values()) { 5654 PackageInfo pi; 5655 if (ps.pkg != null) { 5656 pi = generatePackageInfo(ps.pkg, flags, userId); 5657 } else { 5658 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5659 } 5660 if (pi != null) { 5661 list.add(pi); 5662 } 5663 } 5664 } else { 5665 list = new ArrayList<PackageInfo>(mPackages.size()); 5666 for (PackageParser.Package p : mPackages.values()) { 5667 PackageInfo pi = generatePackageInfo(p, flags, userId); 5668 if (pi != null) { 5669 list.add(pi); 5670 } 5671 } 5672 } 5673 5674 return new ParceledListSlice<PackageInfo>(list); 5675 } 5676 } 5677 5678 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5679 String[] permissions, boolean[] tmp, int flags, int userId) { 5680 int numMatch = 0; 5681 final PermissionsState permissionsState = ps.getPermissionsState(); 5682 for (int i=0; i<permissions.length; i++) { 5683 final String permission = permissions[i]; 5684 if (permissionsState.hasPermission(permission, userId)) { 5685 tmp[i] = true; 5686 numMatch++; 5687 } else { 5688 tmp[i] = false; 5689 } 5690 } 5691 if (numMatch == 0) { 5692 return; 5693 } 5694 PackageInfo pi; 5695 if (ps.pkg != null) { 5696 pi = generatePackageInfo(ps.pkg, flags, userId); 5697 } else { 5698 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5699 } 5700 // The above might return null in cases of uninstalled apps or install-state 5701 // skew across users/profiles. 5702 if (pi != null) { 5703 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5704 if (numMatch == permissions.length) { 5705 pi.requestedPermissions = permissions; 5706 } else { 5707 pi.requestedPermissions = new String[numMatch]; 5708 numMatch = 0; 5709 for (int i=0; i<permissions.length; i++) { 5710 if (tmp[i]) { 5711 pi.requestedPermissions[numMatch] = permissions[i]; 5712 numMatch++; 5713 } 5714 } 5715 } 5716 } 5717 list.add(pi); 5718 } 5719 } 5720 5721 @Override 5722 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5723 String[] permissions, int flags, int userId) { 5724 if (!sUserManager.exists(userId)) return null; 5725 flags = augmentFlagsForUser(flags, userId); 5726 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5727 5728 // writer 5729 synchronized (mPackages) { 5730 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5731 boolean[] tmpBools = new boolean[permissions.length]; 5732 if (listUninstalled) { 5733 for (PackageSetting ps : mSettings.mPackages.values()) { 5734 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5735 } 5736 } else { 5737 for (PackageParser.Package pkg : mPackages.values()) { 5738 PackageSetting ps = (PackageSetting)pkg.mExtras; 5739 if (ps != null) { 5740 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5741 userId); 5742 } 5743 } 5744 } 5745 5746 return new ParceledListSlice<PackageInfo>(list); 5747 } 5748 } 5749 5750 @Override 5751 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5752 if (!sUserManager.exists(userId)) return null; 5753 flags = augmentFlagsForUser(flags, userId); 5754 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5755 5756 // writer 5757 synchronized (mPackages) { 5758 ArrayList<ApplicationInfo> list; 5759 if (listUninstalled) { 5760 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5761 for (PackageSetting ps : mSettings.mPackages.values()) { 5762 ApplicationInfo ai; 5763 if (ps.pkg != null) { 5764 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5765 ps.readUserState(userId), userId); 5766 } else { 5767 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5768 } 5769 if (ai != null) { 5770 list.add(ai); 5771 } 5772 } 5773 } else { 5774 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5775 for (PackageParser.Package p : mPackages.values()) { 5776 if (p.mExtras != null) { 5777 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5778 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5779 if (ai != null) { 5780 list.add(ai); 5781 } 5782 } 5783 } 5784 } 5785 5786 return new ParceledListSlice<ApplicationInfo>(list); 5787 } 5788 } 5789 5790 public List<ApplicationInfo> getPersistentApplications(int flags) { 5791 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5792 5793 // reader 5794 synchronized (mPackages) { 5795 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5796 final int userId = UserHandle.getCallingUserId(); 5797 while (i.hasNext()) { 5798 final PackageParser.Package p = i.next(); 5799 if (p.applicationInfo != null 5800 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5801 && (!mSafeMode || isSystemApp(p))) { 5802 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5803 if (ps != null) { 5804 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5805 ps.readUserState(userId), userId); 5806 if (ai != null) { 5807 finalList.add(ai); 5808 } 5809 } 5810 } 5811 } 5812 } 5813 5814 return finalList; 5815 } 5816 5817 @Override 5818 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5819 if (!sUserManager.exists(userId)) return null; 5820 flags = augmentFlagsForUser(flags, userId); 5821 // reader 5822 synchronized (mPackages) { 5823 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5824 PackageSetting ps = provider != null 5825 ? mSettings.mPackages.get(provider.owner.packageName) 5826 : null; 5827 return ps != null 5828 && mSettings.isEnabledAndVisibleLPr(provider.info, flags, userId) 5829 && (!mSafeMode || (provider.info.applicationInfo.flags 5830 &ApplicationInfo.FLAG_SYSTEM) != 0) 5831 ? PackageParser.generateProviderInfo(provider, flags, 5832 ps.readUserState(userId), userId) 5833 : null; 5834 } 5835 } 5836 5837 /** 5838 * @deprecated 5839 */ 5840 @Deprecated 5841 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5842 // reader 5843 synchronized (mPackages) { 5844 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5845 .entrySet().iterator(); 5846 final int userId = UserHandle.getCallingUserId(); 5847 while (i.hasNext()) { 5848 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5849 PackageParser.Provider p = entry.getValue(); 5850 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5851 5852 if (ps != null && p.syncable 5853 && (!mSafeMode || (p.info.applicationInfo.flags 5854 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5855 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5856 ps.readUserState(userId), userId); 5857 if (info != null) { 5858 outNames.add(entry.getKey()); 5859 outInfo.add(info); 5860 } 5861 } 5862 } 5863 } 5864 } 5865 5866 @Override 5867 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5868 int uid, int flags) { 5869 final int userId = processName != null ? UserHandle.getUserId(uid) 5870 : UserHandle.getCallingUserId(); 5871 if (!sUserManager.exists(userId)) return null; 5872 flags = augmentFlagsForUser(flags, userId); 5873 5874 ArrayList<ProviderInfo> finalList = null; 5875 // reader 5876 synchronized (mPackages) { 5877 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5878 while (i.hasNext()) { 5879 final PackageParser.Provider p = i.next(); 5880 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5881 if (ps != null && p.info.authority != null 5882 && (processName == null 5883 || (p.info.processName.equals(processName) 5884 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5885 && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId) 5886 && (!mSafeMode 5887 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5888 if (finalList == null) { 5889 finalList = new ArrayList<ProviderInfo>(3); 5890 } 5891 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5892 ps.readUserState(userId), userId); 5893 if (info != null) { 5894 finalList.add(info); 5895 } 5896 } 5897 } 5898 } 5899 5900 if (finalList != null) { 5901 Collections.sort(finalList, mProviderInitOrderSorter); 5902 return new ParceledListSlice<ProviderInfo>(finalList); 5903 } 5904 5905 return null; 5906 } 5907 5908 @Override 5909 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5910 int flags) { 5911 // reader 5912 synchronized (mPackages) { 5913 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5914 return PackageParser.generateInstrumentationInfo(i, flags); 5915 } 5916 } 5917 5918 @Override 5919 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5920 int flags) { 5921 ArrayList<InstrumentationInfo> finalList = 5922 new ArrayList<InstrumentationInfo>(); 5923 5924 // reader 5925 synchronized (mPackages) { 5926 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5927 while (i.hasNext()) { 5928 final PackageParser.Instrumentation p = i.next(); 5929 if (targetPackage == null 5930 || targetPackage.equals(p.info.targetPackage)) { 5931 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5932 flags); 5933 if (ii != null) { 5934 finalList.add(ii); 5935 } 5936 } 5937 } 5938 } 5939 5940 return finalList; 5941 } 5942 5943 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5944 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5945 if (overlays == null) { 5946 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5947 return; 5948 } 5949 for (PackageParser.Package opkg : overlays.values()) { 5950 // Not much to do if idmap fails: we already logged the error 5951 // and we certainly don't want to abort installation of pkg simply 5952 // because an overlay didn't fit properly. For these reasons, 5953 // ignore the return value of createIdmapForPackagePairLI. 5954 createIdmapForPackagePairLI(pkg, opkg); 5955 } 5956 } 5957 5958 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5959 PackageParser.Package opkg) { 5960 if (!opkg.mTrustedOverlay) { 5961 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5962 opkg.baseCodePath + ": overlay not trusted"); 5963 return false; 5964 } 5965 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5966 if (overlaySet == null) { 5967 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5968 opkg.baseCodePath + " but target package has no known overlays"); 5969 return false; 5970 } 5971 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5972 // TODO: generate idmap for split APKs 5973 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5974 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5975 + opkg.baseCodePath); 5976 return false; 5977 } 5978 PackageParser.Package[] overlayArray = 5979 overlaySet.values().toArray(new PackageParser.Package[0]); 5980 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5981 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5982 return p1.mOverlayPriority - p2.mOverlayPriority; 5983 } 5984 }; 5985 Arrays.sort(overlayArray, cmp); 5986 5987 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5988 int i = 0; 5989 for (PackageParser.Package p : overlayArray) { 5990 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5991 } 5992 return true; 5993 } 5994 5995 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5996 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 5997 try { 5998 scanDirLI(dir, parseFlags, scanFlags, currentTime); 5999 } finally { 6000 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6001 } 6002 } 6003 6004 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6005 final File[] files = dir.listFiles(); 6006 if (ArrayUtils.isEmpty(files)) { 6007 Log.d(TAG, "No files in app dir " + dir); 6008 return; 6009 } 6010 6011 if (DEBUG_PACKAGE_SCANNING) { 6012 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6013 + " flags=0x" + Integer.toHexString(parseFlags)); 6014 } 6015 6016 for (File file : files) { 6017 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6018 && !PackageInstallerService.isStageName(file.getName()); 6019 if (!isPackage) { 6020 // Ignore entries which are not packages 6021 continue; 6022 } 6023 try { 6024 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6025 scanFlags, currentTime, null); 6026 } catch (PackageManagerException e) { 6027 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6028 6029 // Delete invalid userdata apps 6030 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6031 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6032 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6033 if (file.isDirectory()) { 6034 mInstaller.rmPackageDir(file.getAbsolutePath()); 6035 } else { 6036 file.delete(); 6037 } 6038 } 6039 } 6040 } 6041 } 6042 6043 private static File getSettingsProblemFile() { 6044 File dataDir = Environment.getDataDirectory(); 6045 File systemDir = new File(dataDir, "system"); 6046 File fname = new File(systemDir, "uiderrors.txt"); 6047 return fname; 6048 } 6049 6050 static void reportSettingsProblem(int priority, String msg) { 6051 logCriticalInfo(priority, msg); 6052 } 6053 6054 static void logCriticalInfo(int priority, String msg) { 6055 Slog.println(priority, TAG, msg); 6056 EventLogTags.writePmCriticalInfo(msg); 6057 try { 6058 File fname = getSettingsProblemFile(); 6059 FileOutputStream out = new FileOutputStream(fname, true); 6060 PrintWriter pw = new FastPrintWriter(out); 6061 SimpleDateFormat formatter = new SimpleDateFormat(); 6062 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6063 pw.println(dateString + ": " + msg); 6064 pw.close(); 6065 FileUtils.setPermissions( 6066 fname.toString(), 6067 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6068 -1, -1); 6069 } catch (java.io.IOException e) { 6070 } 6071 } 6072 6073 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6074 PackageParser.Package pkg, File srcFile, int parseFlags) 6075 throws PackageManagerException { 6076 if (ps != null 6077 && ps.codePath.equals(srcFile) 6078 && ps.timeStamp == srcFile.lastModified() 6079 && !isCompatSignatureUpdateNeeded(pkg) 6080 && !isRecoverSignatureUpdateNeeded(pkg)) { 6081 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6082 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6083 ArraySet<PublicKey> signingKs; 6084 synchronized (mPackages) { 6085 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6086 } 6087 if (ps.signatures.mSignatures != null 6088 && ps.signatures.mSignatures.length != 0 6089 && signingKs != null) { 6090 // Optimization: reuse the existing cached certificates 6091 // if the package appears to be unchanged. 6092 pkg.mSignatures = ps.signatures.mSignatures; 6093 pkg.mSigningKeys = signingKs; 6094 return; 6095 } 6096 6097 Slog.w(TAG, "PackageSetting for " + ps.name 6098 + " is missing signatures. Collecting certs again to recover them."); 6099 } else { 6100 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6101 } 6102 6103 try { 6104 pp.collectCertificates(pkg, parseFlags); 6105 pp.collectManifestDigest(pkg); 6106 } catch (PackageParserException e) { 6107 throw PackageManagerException.from(e); 6108 } 6109 } 6110 6111 /** 6112 * Traces a package scan. 6113 * @see #scanPackageLI(File, int, int, long, UserHandle) 6114 */ 6115 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6116 long currentTime, UserHandle user) throws PackageManagerException { 6117 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6118 try { 6119 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6120 } finally { 6121 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6122 } 6123 } 6124 6125 /** 6126 * Scans a package and returns the newly parsed package. 6127 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6128 */ 6129 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6130 long currentTime, UserHandle user) throws PackageManagerException { 6131 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6132 parseFlags |= mDefParseFlags; 6133 PackageParser pp = new PackageParser(); 6134 pp.setSeparateProcesses(mSeparateProcesses); 6135 pp.setOnlyCoreApps(mOnlyCore); 6136 pp.setDisplayMetrics(mMetrics); 6137 6138 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6139 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6140 } 6141 6142 final PackageParser.Package pkg; 6143 try { 6144 pkg = pp.parsePackage(scanFile, parseFlags); 6145 } catch (PackageParserException e) { 6146 throw PackageManagerException.from(e); 6147 } 6148 6149 PackageSetting ps = null; 6150 PackageSetting updatedPkg; 6151 // reader 6152 synchronized (mPackages) { 6153 // Look to see if we already know about this package. 6154 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6155 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6156 // This package has been renamed to its original name. Let's 6157 // use that. 6158 ps = mSettings.peekPackageLPr(oldName); 6159 } 6160 // If there was no original package, see one for the real package name. 6161 if (ps == null) { 6162 ps = mSettings.peekPackageLPr(pkg.packageName); 6163 } 6164 // Check to see if this package could be hiding/updating a system 6165 // package. Must look for it either under the original or real 6166 // package name depending on our state. 6167 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6168 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6169 } 6170 boolean updatedPkgBetter = false; 6171 // First check if this is a system package that may involve an update 6172 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6173 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6174 // it needs to drop FLAG_PRIVILEGED. 6175 if (locationIsPrivileged(scanFile)) { 6176 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6177 } else { 6178 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6179 } 6180 6181 if (ps != null && !ps.codePath.equals(scanFile)) { 6182 // The path has changed from what was last scanned... check the 6183 // version of the new path against what we have stored to determine 6184 // what to do. 6185 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6186 if (pkg.mVersionCode <= ps.versionCode) { 6187 // The system package has been updated and the code path does not match 6188 // Ignore entry. Skip it. 6189 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6190 + " ignored: updated version " + ps.versionCode 6191 + " better than this " + pkg.mVersionCode); 6192 if (!updatedPkg.codePath.equals(scanFile)) { 6193 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 6194 + ps.name + " changing from " + updatedPkg.codePathString 6195 + " to " + scanFile); 6196 updatedPkg.codePath = scanFile; 6197 updatedPkg.codePathString = scanFile.toString(); 6198 updatedPkg.resourcePath = scanFile; 6199 updatedPkg.resourcePathString = scanFile.toString(); 6200 } 6201 updatedPkg.pkg = pkg; 6202 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6203 "Package " + ps.name + " at " + scanFile 6204 + " ignored: updated version " + ps.versionCode 6205 + " better than this " + pkg.mVersionCode); 6206 } else { 6207 // The current app on the system partition is better than 6208 // what we have updated to on the data partition; switch 6209 // back to the system partition version. 6210 // At this point, its safely assumed that package installation for 6211 // apps in system partition will go through. If not there won't be a working 6212 // version of the app 6213 // writer 6214 synchronized (mPackages) { 6215 // Just remove the loaded entries from package lists. 6216 mPackages.remove(ps.name); 6217 } 6218 6219 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6220 + " reverting from " + ps.codePathString 6221 + ": new version " + pkg.mVersionCode 6222 + " better than installed " + ps.versionCode); 6223 6224 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6225 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6226 synchronized (mInstallLock) { 6227 args.cleanUpResourcesLI(); 6228 } 6229 synchronized (mPackages) { 6230 mSettings.enableSystemPackageLPw(ps.name); 6231 } 6232 updatedPkgBetter = true; 6233 } 6234 } 6235 } 6236 6237 if (updatedPkg != null) { 6238 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6239 // initially 6240 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6241 6242 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6243 // flag set initially 6244 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6245 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6246 } 6247 } 6248 6249 // Verify certificates against what was last scanned 6250 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6251 6252 /* 6253 * A new system app appeared, but we already had a non-system one of the 6254 * same name installed earlier. 6255 */ 6256 boolean shouldHideSystemApp = false; 6257 if (updatedPkg == null && ps != null 6258 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6259 /* 6260 * Check to make sure the signatures match first. If they don't, 6261 * wipe the installed application and its data. 6262 */ 6263 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6264 != PackageManager.SIGNATURE_MATCH) { 6265 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6266 + " signatures don't match existing userdata copy; removing"); 6267 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6268 ps = null; 6269 } else { 6270 /* 6271 * If the newly-added system app is an older version than the 6272 * already installed version, hide it. It will be scanned later 6273 * and re-added like an update. 6274 */ 6275 if (pkg.mVersionCode <= ps.versionCode) { 6276 shouldHideSystemApp = true; 6277 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6278 + " but new version " + pkg.mVersionCode + " better than installed " 6279 + ps.versionCode + "; hiding system"); 6280 } else { 6281 /* 6282 * The newly found system app is a newer version that the 6283 * one previously installed. Simply remove the 6284 * already-installed application and replace it with our own 6285 * while keeping the application data. 6286 */ 6287 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6288 + " reverting from " + ps.codePathString + ": new version " 6289 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6290 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6291 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6292 synchronized (mInstallLock) { 6293 args.cleanUpResourcesLI(); 6294 } 6295 } 6296 } 6297 } 6298 6299 // The apk is forward locked (not public) if its code and resources 6300 // are kept in different files. (except for app in either system or 6301 // vendor path). 6302 // TODO grab this value from PackageSettings 6303 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6304 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6305 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6306 } 6307 } 6308 6309 // TODO: extend to support forward-locked splits 6310 String resourcePath = null; 6311 String baseResourcePath = null; 6312 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6313 if (ps != null && ps.resourcePathString != null) { 6314 resourcePath = ps.resourcePathString; 6315 baseResourcePath = ps.resourcePathString; 6316 } else { 6317 // Should not happen at all. Just log an error. 6318 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 6319 } 6320 } else { 6321 resourcePath = pkg.codePath; 6322 baseResourcePath = pkg.baseCodePath; 6323 } 6324 6325 // Set application objects path explicitly. 6326 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6327 pkg.applicationInfo.setCodePath(pkg.codePath); 6328 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6329 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6330 pkg.applicationInfo.setResourcePath(resourcePath); 6331 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6332 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6333 6334 // Note that we invoke the following method only if we are about to unpack an application 6335 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6336 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6337 6338 /* 6339 * If the system app should be overridden by a previously installed 6340 * data, hide the system app now and let the /data/app scan pick it up 6341 * again. 6342 */ 6343 if (shouldHideSystemApp) { 6344 synchronized (mPackages) { 6345 mSettings.disableSystemPackageLPw(pkg.packageName); 6346 } 6347 } 6348 6349 return scannedPkg; 6350 } 6351 6352 private static String fixProcessName(String defProcessName, 6353 String processName, int uid) { 6354 if (processName == null) { 6355 return defProcessName; 6356 } 6357 return processName; 6358 } 6359 6360 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6361 throws PackageManagerException { 6362 if (pkgSetting.signatures.mSignatures != null) { 6363 // Already existing package. Make sure signatures match 6364 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6365 == PackageManager.SIGNATURE_MATCH; 6366 if (!match) { 6367 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6368 == PackageManager.SIGNATURE_MATCH; 6369 } 6370 if (!match) { 6371 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6372 == PackageManager.SIGNATURE_MATCH; 6373 } 6374 if (!match) { 6375 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6376 + pkg.packageName + " signatures do not match the " 6377 + "previously installed version; ignoring!"); 6378 } 6379 } 6380 6381 // Check for shared user signatures 6382 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6383 // Already existing package. Make sure signatures match 6384 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6385 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6386 if (!match) { 6387 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6388 == PackageManager.SIGNATURE_MATCH; 6389 } 6390 if (!match) { 6391 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6392 == PackageManager.SIGNATURE_MATCH; 6393 } 6394 if (!match) { 6395 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6396 "Package " + pkg.packageName 6397 + " has no signatures that match those in shared user " 6398 + pkgSetting.sharedUser.name + "; ignoring!"); 6399 } 6400 } 6401 } 6402 6403 /** 6404 * Enforces that only the system UID or root's UID can call a method exposed 6405 * via Binder. 6406 * 6407 * @param message used as message if SecurityException is thrown 6408 * @throws SecurityException if the caller is not system or root 6409 */ 6410 private static final void enforceSystemOrRoot(String message) { 6411 final int uid = Binder.getCallingUid(); 6412 if (uid != Process.SYSTEM_UID && uid != 0) { 6413 throw new SecurityException(message); 6414 } 6415 } 6416 6417 @Override 6418 public void performFstrimIfNeeded() { 6419 enforceSystemOrRoot("Only the system can request fstrim"); 6420 6421 // Before everything else, see whether we need to fstrim. 6422 try { 6423 IMountService ms = PackageHelper.getMountService(); 6424 if (ms != null) { 6425 final boolean isUpgrade = isUpgrade(); 6426 boolean doTrim = isUpgrade; 6427 if (doTrim) { 6428 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6429 } else { 6430 final long interval = android.provider.Settings.Global.getLong( 6431 mContext.getContentResolver(), 6432 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6433 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6434 if (interval > 0) { 6435 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6436 if (timeSinceLast > interval) { 6437 doTrim = true; 6438 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6439 + "; running immediately"); 6440 } 6441 } 6442 } 6443 if (doTrim) { 6444 if (!isFirstBoot()) { 6445 try { 6446 ActivityManagerNative.getDefault().showBootMessage( 6447 mContext.getResources().getString( 6448 R.string.android_upgrading_fstrim), true); 6449 } catch (RemoteException e) { 6450 } 6451 } 6452 ms.runMaintenance(); 6453 } 6454 } else { 6455 Slog.e(TAG, "Mount service unavailable!"); 6456 } 6457 } catch (RemoteException e) { 6458 // Can't happen; MountService is local 6459 } 6460 } 6461 6462 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6463 List<ResolveInfo> ris = null; 6464 try { 6465 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6466 intent, null, 0, userId); 6467 } catch (RemoteException e) { 6468 } 6469 ArraySet<String> pkgNames = new ArraySet<String>(); 6470 if (ris != null) { 6471 for (ResolveInfo ri : ris) { 6472 pkgNames.add(ri.activityInfo.packageName); 6473 } 6474 } 6475 return pkgNames; 6476 } 6477 6478 @Override 6479 public void notifyPackageUse(String packageName) { 6480 synchronized (mPackages) { 6481 PackageParser.Package p = mPackages.get(packageName); 6482 if (p == null) { 6483 return; 6484 } 6485 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6486 } 6487 } 6488 6489 @Override 6490 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6491 return performDexOptTraced(packageName, instructionSet); 6492 } 6493 6494 public boolean performDexOpt(String packageName, String instructionSet) { 6495 return performDexOptTraced(packageName, instructionSet); 6496 } 6497 6498 private boolean performDexOptTraced(String packageName, String instructionSet) { 6499 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6500 try { 6501 return performDexOptInternal(packageName, instructionSet); 6502 } finally { 6503 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6504 } 6505 } 6506 6507 private boolean performDexOptInternal(String packageName, String instructionSet) { 6508 PackageParser.Package p; 6509 final String targetInstructionSet; 6510 synchronized (mPackages) { 6511 p = mPackages.get(packageName); 6512 if (p == null) { 6513 return false; 6514 } 6515 mPackageUsage.write(false); 6516 6517 targetInstructionSet = instructionSet != null ? instructionSet : 6518 getPrimaryInstructionSet(p.applicationInfo); 6519 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6520 return false; 6521 } 6522 } 6523 long callingId = Binder.clearCallingIdentity(); 6524 try { 6525 synchronized (mInstallLock) { 6526 final String[] instructionSets = new String[] { targetInstructionSet }; 6527 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6528 true /* inclDependencies */); 6529 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6530 } 6531 } finally { 6532 Binder.restoreCallingIdentity(callingId); 6533 } 6534 } 6535 6536 public ArraySet<String> getPackagesThatNeedDexOpt() { 6537 ArraySet<String> pkgs = null; 6538 synchronized (mPackages) { 6539 for (PackageParser.Package p : mPackages.values()) { 6540 if (DEBUG_DEXOPT) { 6541 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6542 } 6543 if (!p.mDexOptPerformed.isEmpty()) { 6544 continue; 6545 } 6546 if (pkgs == null) { 6547 pkgs = new ArraySet<String>(); 6548 } 6549 pkgs.add(p.packageName); 6550 } 6551 } 6552 return pkgs; 6553 } 6554 6555 public void shutdown() { 6556 mPackageUsage.write(true); 6557 } 6558 6559 @Override 6560 public void forceDexOpt(String packageName) { 6561 enforceSystemOrRoot("forceDexOpt"); 6562 6563 PackageParser.Package pkg; 6564 synchronized (mPackages) { 6565 pkg = mPackages.get(packageName); 6566 if (pkg == null) { 6567 throw new IllegalArgumentException("Missing package: " + packageName); 6568 } 6569 } 6570 6571 synchronized (mInstallLock) { 6572 final String[] instructionSets = new String[] { 6573 getPrimaryInstructionSet(pkg.applicationInfo) }; 6574 6575 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6576 6577 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6578 true /* inclDependencies */); 6579 6580 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6581 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6582 throw new IllegalStateException("Failed to dexopt: " + res); 6583 } 6584 } 6585 } 6586 6587 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6588 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6589 Slog.w(TAG, "Unable to update from " + oldPkg.name 6590 + " to " + newPkg.packageName 6591 + ": old package not in system partition"); 6592 return false; 6593 } else if (mPackages.get(oldPkg.name) != null) { 6594 Slog.w(TAG, "Unable to update from " + oldPkg.name 6595 + " to " + newPkg.packageName 6596 + ": old package still exists"); 6597 return false; 6598 } 6599 return true; 6600 } 6601 6602 private void createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) 6603 throws PackageManagerException { 6604 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6605 if (res != 0) { 6606 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6607 "Failed to install " + packageName + ": " + res); 6608 } 6609 6610 final int[] users = sUserManager.getUserIds(); 6611 for (int user : users) { 6612 if (user != 0) { 6613 res = mInstaller.createUserData(volumeUuid, packageName, 6614 UserHandle.getUid(user, uid), user, seinfo); 6615 if (res != 0) { 6616 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6617 "Failed to createUserData " + packageName + ": " + res); 6618 } 6619 } 6620 } 6621 } 6622 6623 private int removeDataDirsLI(String volumeUuid, String packageName) { 6624 int[] users = sUserManager.getUserIds(); 6625 int res = 0; 6626 for (int user : users) { 6627 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6628 if (resInner < 0) { 6629 res = resInner; 6630 } 6631 } 6632 6633 return res; 6634 } 6635 6636 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6637 int[] users = sUserManager.getUserIds(); 6638 int res = 0; 6639 for (int user : users) { 6640 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6641 if (resInner < 0) { 6642 res = resInner; 6643 } 6644 } 6645 return res; 6646 } 6647 6648 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6649 PackageParser.Package changingLib) { 6650 if (file.path != null) { 6651 usesLibraryFiles.add(file.path); 6652 return; 6653 } 6654 PackageParser.Package p = mPackages.get(file.apk); 6655 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6656 // If we are doing this while in the middle of updating a library apk, 6657 // then we need to make sure to use that new apk for determining the 6658 // dependencies here. (We haven't yet finished committing the new apk 6659 // to the package manager state.) 6660 if (p == null || p.packageName.equals(changingLib.packageName)) { 6661 p = changingLib; 6662 } 6663 } 6664 if (p != null) { 6665 usesLibraryFiles.addAll(p.getAllCodePaths()); 6666 } 6667 } 6668 6669 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6670 PackageParser.Package changingLib) throws PackageManagerException { 6671 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6672 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6673 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6674 for (int i=0; i<N; i++) { 6675 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6676 if (file == null) { 6677 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6678 "Package " + pkg.packageName + " requires unavailable shared library " 6679 + pkg.usesLibraries.get(i) + "; failing!"); 6680 } 6681 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6682 } 6683 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6684 for (int i=0; i<N; i++) { 6685 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6686 if (file == null) { 6687 Slog.w(TAG, "Package " + pkg.packageName 6688 + " desires unavailable shared library " 6689 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6690 } else { 6691 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6692 } 6693 } 6694 N = usesLibraryFiles.size(); 6695 if (N > 0) { 6696 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6697 } else { 6698 pkg.usesLibraryFiles = null; 6699 } 6700 } 6701 } 6702 6703 private static boolean hasString(List<String> list, List<String> which) { 6704 if (list == null) { 6705 return false; 6706 } 6707 for (int i=list.size()-1; i>=0; i--) { 6708 for (int j=which.size()-1; j>=0; j--) { 6709 if (which.get(j).equals(list.get(i))) { 6710 return true; 6711 } 6712 } 6713 } 6714 return false; 6715 } 6716 6717 private void updateAllSharedLibrariesLPw() { 6718 for (PackageParser.Package pkg : mPackages.values()) { 6719 try { 6720 updateSharedLibrariesLPw(pkg, null); 6721 } catch (PackageManagerException e) { 6722 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6723 } 6724 } 6725 } 6726 6727 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6728 PackageParser.Package changingPkg) { 6729 ArrayList<PackageParser.Package> res = null; 6730 for (PackageParser.Package pkg : mPackages.values()) { 6731 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6732 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6733 if (res == null) { 6734 res = new ArrayList<PackageParser.Package>(); 6735 } 6736 res.add(pkg); 6737 try { 6738 updateSharedLibrariesLPw(pkg, changingPkg); 6739 } catch (PackageManagerException e) { 6740 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6741 } 6742 } 6743 } 6744 return res; 6745 } 6746 6747 /** 6748 * Derive the value of the {@code cpuAbiOverride} based on the provided 6749 * value and an optional stored value from the package settings. 6750 */ 6751 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6752 String cpuAbiOverride = null; 6753 6754 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6755 cpuAbiOverride = null; 6756 } else if (abiOverride != null) { 6757 cpuAbiOverride = abiOverride; 6758 } else if (settings != null) { 6759 cpuAbiOverride = settings.cpuAbiOverrideString; 6760 } 6761 6762 return cpuAbiOverride; 6763 } 6764 6765 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6766 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6767 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6768 try { 6769 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6770 } finally { 6771 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6772 } 6773 } 6774 6775 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6776 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6777 boolean success = false; 6778 try { 6779 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6780 currentTime, user); 6781 success = true; 6782 return res; 6783 } finally { 6784 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6785 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6786 } 6787 } 6788 } 6789 6790 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6791 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6792 final File scanFile = new File(pkg.codePath); 6793 if (pkg.applicationInfo.getCodePath() == null || 6794 pkg.applicationInfo.getResourcePath() == null) { 6795 // Bail out. The resource and code paths haven't been set. 6796 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6797 "Code and resource paths haven't been set correctly"); 6798 } 6799 6800 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6801 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6802 } else { 6803 // Only allow system apps to be flagged as core apps. 6804 pkg.coreApp = false; 6805 } 6806 6807 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6808 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6809 } 6810 6811 if (mCustomResolverComponentName != null && 6812 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6813 setUpCustomResolverActivity(pkg); 6814 } 6815 6816 if (pkg.packageName.equals("android")) { 6817 synchronized (mPackages) { 6818 if (mAndroidApplication != null) { 6819 Slog.w(TAG, "*************************************************"); 6820 Slog.w(TAG, "Core android package being redefined. Skipping."); 6821 Slog.w(TAG, " file=" + scanFile); 6822 Slog.w(TAG, "*************************************************"); 6823 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6824 "Core android package being redefined. Skipping."); 6825 } 6826 6827 // Set up information for our fall-back user intent resolution activity. 6828 mPlatformPackage = pkg; 6829 pkg.mVersionCode = mSdkVersion; 6830 mAndroidApplication = pkg.applicationInfo; 6831 6832 if (!mResolverReplaced) { 6833 mResolveActivity.applicationInfo = mAndroidApplication; 6834 mResolveActivity.name = ResolverActivity.class.getName(); 6835 mResolveActivity.packageName = mAndroidApplication.packageName; 6836 mResolveActivity.processName = "system:ui"; 6837 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6838 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6839 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6840 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6841 mResolveActivity.exported = true; 6842 mResolveActivity.enabled = true; 6843 mResolveInfo.activityInfo = mResolveActivity; 6844 mResolveInfo.priority = 0; 6845 mResolveInfo.preferredOrder = 0; 6846 mResolveInfo.match = 0; 6847 mResolveComponentName = new ComponentName( 6848 mAndroidApplication.packageName, mResolveActivity.name); 6849 } 6850 } 6851 } 6852 6853 if (DEBUG_PACKAGE_SCANNING) { 6854 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6855 Log.d(TAG, "Scanning package " + pkg.packageName); 6856 } 6857 6858 if (mPackages.containsKey(pkg.packageName) 6859 || mSharedLibraries.containsKey(pkg.packageName)) { 6860 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6861 "Application package " + pkg.packageName 6862 + " already installed. Skipping duplicate."); 6863 } 6864 6865 // If we're only installing presumed-existing packages, require that the 6866 // scanned APK is both already known and at the path previously established 6867 // for it. Previously unknown packages we pick up normally, but if we have an 6868 // a priori expectation about this package's install presence, enforce it. 6869 // With a singular exception for new system packages. When an OTA contains 6870 // a new system package, we allow the codepath to change from a system location 6871 // to the user-installed location. If we don't allow this change, any newer, 6872 // user-installed version of the application will be ignored. 6873 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6874 if (mExpectingBetter.containsKey(pkg.packageName)) { 6875 logCriticalInfo(Log.WARN, 6876 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6877 } else { 6878 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6879 if (known != null) { 6880 if (DEBUG_PACKAGE_SCANNING) { 6881 Log.d(TAG, "Examining " + pkg.codePath 6882 + " and requiring known paths " + known.codePathString 6883 + " & " + known.resourcePathString); 6884 } 6885 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6886 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6887 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6888 "Application package " + pkg.packageName 6889 + " found at " + pkg.applicationInfo.getCodePath() 6890 + " but expected at " + known.codePathString + "; ignoring."); 6891 } 6892 } 6893 } 6894 } 6895 6896 // Initialize package source and resource directories 6897 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6898 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6899 6900 SharedUserSetting suid = null; 6901 PackageSetting pkgSetting = null; 6902 6903 if (!isSystemApp(pkg)) { 6904 // Only system apps can use these features. 6905 pkg.mOriginalPackages = null; 6906 pkg.mRealPackage = null; 6907 pkg.mAdoptPermissions = null; 6908 } 6909 6910 // writer 6911 synchronized (mPackages) { 6912 if (pkg.mSharedUserId != null) { 6913 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6914 if (suid == null) { 6915 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6916 "Creating application package " + pkg.packageName 6917 + " for shared user failed"); 6918 } 6919 if (DEBUG_PACKAGE_SCANNING) { 6920 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6921 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6922 + "): packages=" + suid.packages); 6923 } 6924 } 6925 6926 // Check if we are renaming from an original package name. 6927 PackageSetting origPackage = null; 6928 String realName = null; 6929 if (pkg.mOriginalPackages != null) { 6930 // This package may need to be renamed to a previously 6931 // installed name. Let's check on that... 6932 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6933 if (pkg.mOriginalPackages.contains(renamed)) { 6934 // This package had originally been installed as the 6935 // original name, and we have already taken care of 6936 // transitioning to the new one. Just update the new 6937 // one to continue using the old name. 6938 realName = pkg.mRealPackage; 6939 if (!pkg.packageName.equals(renamed)) { 6940 // Callers into this function may have already taken 6941 // care of renaming the package; only do it here if 6942 // it is not already done. 6943 pkg.setPackageName(renamed); 6944 } 6945 6946 } else { 6947 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6948 if ((origPackage = mSettings.peekPackageLPr( 6949 pkg.mOriginalPackages.get(i))) != null) { 6950 // We do have the package already installed under its 6951 // original name... should we use it? 6952 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6953 // New package is not compatible with original. 6954 origPackage = null; 6955 continue; 6956 } else if (origPackage.sharedUser != null) { 6957 // Make sure uid is compatible between packages. 6958 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6959 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6960 + " to " + pkg.packageName + ": old uid " 6961 + origPackage.sharedUser.name 6962 + " differs from " + pkg.mSharedUserId); 6963 origPackage = null; 6964 continue; 6965 } 6966 } else { 6967 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6968 + pkg.packageName + " to old name " + origPackage.name); 6969 } 6970 break; 6971 } 6972 } 6973 } 6974 } 6975 6976 if (mTransferedPackages.contains(pkg.packageName)) { 6977 Slog.w(TAG, "Package " + pkg.packageName 6978 + " was transferred to another, but its .apk remains"); 6979 } 6980 6981 // Just create the setting, don't add it yet. For already existing packages 6982 // the PkgSetting exists already and doesn't have to be created. 6983 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6984 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6985 pkg.applicationInfo.primaryCpuAbi, 6986 pkg.applicationInfo.secondaryCpuAbi, 6987 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6988 user, false); 6989 if (pkgSetting == null) { 6990 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6991 "Creating application package " + pkg.packageName + " failed"); 6992 } 6993 6994 if (pkgSetting.origPackage != null) { 6995 // If we are first transitioning from an original package, 6996 // fix up the new package's name now. We need to do this after 6997 // looking up the package under its new name, so getPackageLP 6998 // can take care of fiddling things correctly. 6999 pkg.setPackageName(origPackage.name); 7000 7001 // File a report about this. 7002 String msg = "New package " + pkgSetting.realName 7003 + " renamed to replace old package " + pkgSetting.name; 7004 reportSettingsProblem(Log.WARN, msg); 7005 7006 // Make a note of it. 7007 mTransferedPackages.add(origPackage.name); 7008 7009 // No longer need to retain this. 7010 pkgSetting.origPackage = null; 7011 } 7012 7013 if (realName != null) { 7014 // Make a note of it. 7015 mTransferedPackages.add(pkg.packageName); 7016 } 7017 7018 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7019 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7020 } 7021 7022 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7023 // Check all shared libraries and map to their actual file path. 7024 // We only do this here for apps not on a system dir, because those 7025 // are the only ones that can fail an install due to this. We 7026 // will take care of the system apps by updating all of their 7027 // library paths after the scan is done. 7028 updateSharedLibrariesLPw(pkg, null); 7029 } 7030 7031 if (mFoundPolicyFile) { 7032 SELinuxMMAC.assignSeinfoValue(pkg); 7033 } 7034 7035 pkg.applicationInfo.uid = pkgSetting.appId; 7036 pkg.mExtras = pkgSetting; 7037 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7038 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7039 // We just determined the app is signed correctly, so bring 7040 // over the latest parsed certs. 7041 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7042 } else { 7043 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7044 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7045 "Package " + pkg.packageName + " upgrade keys do not match the " 7046 + "previously installed version"); 7047 } else { 7048 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7049 String msg = "System package " + pkg.packageName 7050 + " signature changed; retaining data."; 7051 reportSettingsProblem(Log.WARN, msg); 7052 } 7053 } 7054 } else { 7055 try { 7056 verifySignaturesLP(pkgSetting, pkg); 7057 // We just determined the app is signed correctly, so bring 7058 // over the latest parsed certs. 7059 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7060 } catch (PackageManagerException e) { 7061 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7062 throw e; 7063 } 7064 // The signature has changed, but this package is in the system 7065 // image... let's recover! 7066 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7067 // However... if this package is part of a shared user, but it 7068 // doesn't match the signature of the shared user, let's fail. 7069 // What this means is that you can't change the signatures 7070 // associated with an overall shared user, which doesn't seem all 7071 // that unreasonable. 7072 if (pkgSetting.sharedUser != null) { 7073 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7074 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7075 throw new PackageManagerException( 7076 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7077 "Signature mismatch for shared user : " 7078 + pkgSetting.sharedUser); 7079 } 7080 } 7081 // File a report about this. 7082 String msg = "System package " + pkg.packageName 7083 + " signature changed; retaining data."; 7084 reportSettingsProblem(Log.WARN, msg); 7085 } 7086 } 7087 // Verify that this new package doesn't have any content providers 7088 // that conflict with existing packages. Only do this if the 7089 // package isn't already installed, since we don't want to break 7090 // things that are installed. 7091 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7092 final int N = pkg.providers.size(); 7093 int i; 7094 for (i=0; i<N; i++) { 7095 PackageParser.Provider p = pkg.providers.get(i); 7096 if (p.info.authority != null) { 7097 String names[] = p.info.authority.split(";"); 7098 for (int j = 0; j < names.length; j++) { 7099 if (mProvidersByAuthority.containsKey(names[j])) { 7100 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7101 final String otherPackageName = 7102 ((other != null && other.getComponentName() != null) ? 7103 other.getComponentName().getPackageName() : "?"); 7104 throw new PackageManagerException( 7105 INSTALL_FAILED_CONFLICTING_PROVIDER, 7106 "Can't install because provider name " + names[j] 7107 + " (in package " + pkg.applicationInfo.packageName 7108 + ") is already used by " + otherPackageName); 7109 } 7110 } 7111 } 7112 } 7113 } 7114 7115 if (pkg.mAdoptPermissions != null) { 7116 // This package wants to adopt ownership of permissions from 7117 // another package. 7118 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7119 final String origName = pkg.mAdoptPermissions.get(i); 7120 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7121 if (orig != null) { 7122 if (verifyPackageUpdateLPr(orig, pkg)) { 7123 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7124 + pkg.packageName); 7125 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7126 } 7127 } 7128 } 7129 } 7130 } 7131 7132 final String pkgName = pkg.packageName; 7133 7134 final long scanFileTime = scanFile.lastModified(); 7135 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7136 pkg.applicationInfo.processName = fixProcessName( 7137 pkg.applicationInfo.packageName, 7138 pkg.applicationInfo.processName, 7139 pkg.applicationInfo.uid); 7140 7141 if (pkg != mPlatformPackage) { 7142 // This is a normal package, need to make its data directory. 7143 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 7144 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 7145 7146 boolean uidError = false; 7147 if (dataPath.exists()) { 7148 int currentUid = 0; 7149 try { 7150 StructStat stat = Os.stat(dataPath.getPath()); 7151 currentUid = stat.st_uid; 7152 } catch (ErrnoException e) { 7153 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 7154 } 7155 7156 // If we have mismatched owners for the data path, we have a problem. 7157 if (currentUid != pkg.applicationInfo.uid) { 7158 boolean recovered = false; 7159 if (currentUid == 0) { 7160 // The directory somehow became owned by root. Wow. 7161 // This is probably because the system was stopped while 7162 // installd was in the middle of messing with its libs 7163 // directory. Ask installd to fix that. 7164 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 7165 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 7166 if (ret >= 0) { 7167 recovered = true; 7168 String msg = "Package " + pkg.packageName 7169 + " unexpectedly changed to uid 0; recovered to " + 7170 + pkg.applicationInfo.uid; 7171 reportSettingsProblem(Log.WARN, msg); 7172 } 7173 } 7174 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7175 || (scanFlags&SCAN_BOOTING) != 0)) { 7176 // If this is a system app, we can at least delete its 7177 // current data so the application will still work. 7178 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 7179 if (ret >= 0) { 7180 // TODO: Kill the processes first 7181 // Old data gone! 7182 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7183 ? "System package " : "Third party package "; 7184 String msg = prefix + pkg.packageName 7185 + " has changed from uid: " 7186 + currentUid + " to " 7187 + pkg.applicationInfo.uid + "; old data erased"; 7188 reportSettingsProblem(Log.WARN, msg); 7189 recovered = true; 7190 } 7191 if (!recovered) { 7192 mHasSystemUidErrors = true; 7193 } 7194 } else if (!recovered) { 7195 // If we allow this install to proceed, we will be broken. 7196 // Abort, abort! 7197 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7198 "scanPackageLI"); 7199 } 7200 if (!recovered) { 7201 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7202 + pkg.applicationInfo.uid + "/fs_" 7203 + currentUid; 7204 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7205 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7206 String msg = "Package " + pkg.packageName 7207 + " has mismatched uid: " 7208 + currentUid + " on disk, " 7209 + pkg.applicationInfo.uid + " in settings"; 7210 // writer 7211 synchronized (mPackages) { 7212 mSettings.mReadMessages.append(msg); 7213 mSettings.mReadMessages.append('\n'); 7214 uidError = true; 7215 if (!pkgSetting.uidError) { 7216 reportSettingsProblem(Log.ERROR, msg); 7217 } 7218 } 7219 } 7220 } 7221 7222 // Ensure that directories are prepared 7223 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7224 pkg.applicationInfo.seinfo); 7225 7226 if (mShouldRestoreconData) { 7227 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7228 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7229 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7230 } 7231 } else { 7232 if (DEBUG_PACKAGE_SCANNING) { 7233 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7234 Log.v(TAG, "Want this data dir: " + dataPath); 7235 } 7236 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7237 pkg.applicationInfo.seinfo); 7238 } 7239 7240 // Get all of our default paths setup 7241 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7242 7243 pkgSetting.uidError = uidError; 7244 } 7245 7246 final String path = scanFile.getPath(); 7247 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7248 7249 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7250 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7251 7252 // Some system apps still use directory structure for native libraries 7253 // in which case we might end up not detecting abi solely based on apk 7254 // structure. Try to detect abi based on directory structure. 7255 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7256 pkg.applicationInfo.primaryCpuAbi == null) { 7257 setBundledAppAbisAndRoots(pkg, pkgSetting); 7258 setNativeLibraryPaths(pkg); 7259 } 7260 7261 } else { 7262 if ((scanFlags & SCAN_MOVE) != 0) { 7263 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7264 // but we already have this packages package info in the PackageSetting. We just 7265 // use that and derive the native library path based on the new codepath. 7266 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7267 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7268 } 7269 7270 // Set native library paths again. For moves, the path will be updated based on the 7271 // ABIs we've determined above. For non-moves, the path will be updated based on the 7272 // ABIs we determined during compilation, but the path will depend on the final 7273 // package path (after the rename away from the stage path). 7274 setNativeLibraryPaths(pkg); 7275 } 7276 7277 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7278 final int[] userIds = sUserManager.getUserIds(); 7279 synchronized (mInstallLock) { 7280 // Make sure all user data directories are ready to roll; we're okay 7281 // if they already exist 7282 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7283 for (int userId : userIds) { 7284 if (userId != UserHandle.USER_SYSTEM) { 7285 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7286 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7287 pkg.applicationInfo.seinfo); 7288 } 7289 } 7290 } 7291 7292 // Create a native library symlink only if we have native libraries 7293 // and if the native libraries are 32 bit libraries. We do not provide 7294 // this symlink for 64 bit libraries. 7295 if (pkg.applicationInfo.primaryCpuAbi != null && 7296 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7297 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7298 try { 7299 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7300 for (int userId : userIds) { 7301 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7302 nativeLibPath, userId) < 0) { 7303 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7304 "Failed linking native library dir (user=" + userId + ")"); 7305 } 7306 } 7307 } finally { 7308 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7309 } 7310 } 7311 } 7312 7313 // This is a special case for the "system" package, where the ABI is 7314 // dictated by the zygote configuration (and init.rc). We should keep track 7315 // of this ABI so that we can deal with "normal" applications that run under 7316 // the same UID correctly. 7317 if (mPlatformPackage == pkg) { 7318 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7319 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7320 } 7321 7322 // If there's a mismatch between the abi-override in the package setting 7323 // and the abiOverride specified for the install. Warn about this because we 7324 // would've already compiled the app without taking the package setting into 7325 // account. 7326 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7327 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7328 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7329 " for package: " + pkg.packageName); 7330 } 7331 } 7332 7333 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7334 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7335 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7336 7337 // Copy the derived override back to the parsed package, so that we can 7338 // update the package settings accordingly. 7339 pkg.cpuAbiOverride = cpuAbiOverride; 7340 7341 if (DEBUG_ABI_SELECTION) { 7342 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7343 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7344 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7345 } 7346 7347 // Push the derived path down into PackageSettings so we know what to 7348 // clean up at uninstall time. 7349 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7350 7351 if (DEBUG_ABI_SELECTION) { 7352 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7353 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7354 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7355 } 7356 7357 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7358 // We don't do this here during boot because we can do it all 7359 // at once after scanning all existing packages. 7360 // 7361 // We also do this *before* we perform dexopt on this package, so that 7362 // we can avoid redundant dexopts, and also to make sure we've got the 7363 // code and package path correct. 7364 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7365 pkg, true /* boot complete */); 7366 } 7367 7368 if (mFactoryTest && pkg.requestedPermissions.contains( 7369 android.Manifest.permission.FACTORY_TEST)) { 7370 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7371 } 7372 7373 ArrayList<PackageParser.Package> clientLibPkgs = null; 7374 7375 // writer 7376 synchronized (mPackages) { 7377 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7378 // Only system apps can add new shared libraries. 7379 if (pkg.libraryNames != null) { 7380 for (int i=0; i<pkg.libraryNames.size(); i++) { 7381 String name = pkg.libraryNames.get(i); 7382 boolean allowed = false; 7383 if (pkg.isUpdatedSystemApp()) { 7384 // New library entries can only be added through the 7385 // system image. This is important to get rid of a lot 7386 // of nasty edge cases: for example if we allowed a non- 7387 // system update of the app to add a library, then uninstalling 7388 // the update would make the library go away, and assumptions 7389 // we made such as through app install filtering would now 7390 // have allowed apps on the device which aren't compatible 7391 // with it. Better to just have the restriction here, be 7392 // conservative, and create many fewer cases that can negatively 7393 // impact the user experience. 7394 final PackageSetting sysPs = mSettings 7395 .getDisabledSystemPkgLPr(pkg.packageName); 7396 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7397 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7398 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7399 allowed = true; 7400 break; 7401 } 7402 } 7403 } 7404 } else { 7405 allowed = true; 7406 } 7407 if (allowed) { 7408 if (!mSharedLibraries.containsKey(name)) { 7409 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7410 } else if (!name.equals(pkg.packageName)) { 7411 Slog.w(TAG, "Package " + pkg.packageName + " library " 7412 + name + " already exists; skipping"); 7413 } 7414 } else { 7415 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7416 + name + " that is not declared on system image; skipping"); 7417 } 7418 } 7419 if ((scanFlags & SCAN_BOOTING) == 0) { 7420 // If we are not booting, we need to update any applications 7421 // that are clients of our shared library. If we are booting, 7422 // this will all be done once the scan is complete. 7423 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7424 } 7425 } 7426 } 7427 } 7428 7429 // Request the ActivityManager to kill the process(only for existing packages) 7430 // so that we do not end up in a confused state while the user is still using the older 7431 // version of the application while the new one gets installed. 7432 if ((scanFlags & SCAN_REPLACING) != 0) { 7433 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7434 7435 killApplication(pkg.applicationInfo.packageName, 7436 pkg.applicationInfo.uid, "replace pkg"); 7437 7438 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7439 } 7440 7441 // Also need to kill any apps that are dependent on the library. 7442 if (clientLibPkgs != null) { 7443 for (int i=0; i<clientLibPkgs.size(); i++) { 7444 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7445 killApplication(clientPkg.applicationInfo.packageName, 7446 clientPkg.applicationInfo.uid, "update lib"); 7447 } 7448 } 7449 7450 // Make sure we're not adding any bogus keyset info 7451 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7452 ksms.assertScannedPackageValid(pkg); 7453 7454 // writer 7455 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7456 7457 boolean createIdmapFailed = false; 7458 synchronized (mPackages) { 7459 // We don't expect installation to fail beyond this point 7460 7461 // Add the new setting to mSettings 7462 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7463 // Add the new setting to mPackages 7464 mPackages.put(pkg.applicationInfo.packageName, pkg); 7465 // Make sure we don't accidentally delete its data. 7466 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7467 while (iter.hasNext()) { 7468 PackageCleanItem item = iter.next(); 7469 if (pkgName.equals(item.packageName)) { 7470 iter.remove(); 7471 } 7472 } 7473 7474 // Take care of first install / last update times. 7475 if (currentTime != 0) { 7476 if (pkgSetting.firstInstallTime == 0) { 7477 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7478 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7479 pkgSetting.lastUpdateTime = currentTime; 7480 } 7481 } else if (pkgSetting.firstInstallTime == 0) { 7482 // We need *something*. Take time time stamp of the file. 7483 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7484 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7485 if (scanFileTime != pkgSetting.timeStamp) { 7486 // A package on the system image has changed; consider this 7487 // to be an update. 7488 pkgSetting.lastUpdateTime = scanFileTime; 7489 } 7490 } 7491 7492 // Add the package's KeySets to the global KeySetManagerService 7493 ksms.addScannedPackageLPw(pkg); 7494 7495 int N = pkg.providers.size(); 7496 StringBuilder r = null; 7497 int i; 7498 for (i=0; i<N; i++) { 7499 PackageParser.Provider p = pkg.providers.get(i); 7500 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7501 p.info.processName, pkg.applicationInfo.uid); 7502 mProviders.addProvider(p); 7503 p.syncable = p.info.isSyncable; 7504 if (p.info.authority != null) { 7505 String names[] = p.info.authority.split(";"); 7506 p.info.authority = null; 7507 for (int j = 0; j < names.length; j++) { 7508 if (j == 1 && p.syncable) { 7509 // We only want the first authority for a provider to possibly be 7510 // syncable, so if we already added this provider using a different 7511 // authority clear the syncable flag. We copy the provider before 7512 // changing it because the mProviders object contains a reference 7513 // to a provider that we don't want to change. 7514 // Only do this for the second authority since the resulting provider 7515 // object can be the same for all future authorities for this provider. 7516 p = new PackageParser.Provider(p); 7517 p.syncable = false; 7518 } 7519 if (!mProvidersByAuthority.containsKey(names[j])) { 7520 mProvidersByAuthority.put(names[j], p); 7521 if (p.info.authority == null) { 7522 p.info.authority = names[j]; 7523 } else { 7524 p.info.authority = p.info.authority + ";" + names[j]; 7525 } 7526 if (DEBUG_PACKAGE_SCANNING) { 7527 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7528 Log.d(TAG, "Registered content provider: " + names[j] 7529 + ", className = " + p.info.name + ", isSyncable = " 7530 + p.info.isSyncable); 7531 } 7532 } else { 7533 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7534 Slog.w(TAG, "Skipping provider name " + names[j] + 7535 " (in package " + pkg.applicationInfo.packageName + 7536 "): name already used by " 7537 + ((other != null && other.getComponentName() != null) 7538 ? other.getComponentName().getPackageName() : "?")); 7539 } 7540 } 7541 } 7542 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7543 if (r == null) { 7544 r = new StringBuilder(256); 7545 } else { 7546 r.append(' '); 7547 } 7548 r.append(p.info.name); 7549 } 7550 } 7551 if (r != null) { 7552 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7553 } 7554 7555 N = pkg.services.size(); 7556 r = null; 7557 for (i=0; i<N; i++) { 7558 PackageParser.Service s = pkg.services.get(i); 7559 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7560 s.info.processName, pkg.applicationInfo.uid); 7561 mServices.addService(s); 7562 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7563 if (r == null) { 7564 r = new StringBuilder(256); 7565 } else { 7566 r.append(' '); 7567 } 7568 r.append(s.info.name); 7569 } 7570 } 7571 if (r != null) { 7572 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7573 } 7574 7575 N = pkg.receivers.size(); 7576 r = null; 7577 for (i=0; i<N; i++) { 7578 PackageParser.Activity a = pkg.receivers.get(i); 7579 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7580 a.info.processName, pkg.applicationInfo.uid); 7581 mReceivers.addActivity(a, "receiver"); 7582 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7583 if (r == null) { 7584 r = new StringBuilder(256); 7585 } else { 7586 r.append(' '); 7587 } 7588 r.append(a.info.name); 7589 } 7590 } 7591 if (r != null) { 7592 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7593 } 7594 7595 N = pkg.activities.size(); 7596 r = null; 7597 for (i=0; i<N; i++) { 7598 PackageParser.Activity a = pkg.activities.get(i); 7599 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7600 a.info.processName, pkg.applicationInfo.uid); 7601 mActivities.addActivity(a, "activity"); 7602 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7603 if (r == null) { 7604 r = new StringBuilder(256); 7605 } else { 7606 r.append(' '); 7607 } 7608 r.append(a.info.name); 7609 } 7610 } 7611 if (r != null) { 7612 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7613 } 7614 7615 N = pkg.permissionGroups.size(); 7616 r = null; 7617 for (i=0; i<N; i++) { 7618 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7619 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7620 if (cur == null) { 7621 mPermissionGroups.put(pg.info.name, pg); 7622 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7623 if (r == null) { 7624 r = new StringBuilder(256); 7625 } else { 7626 r.append(' '); 7627 } 7628 r.append(pg.info.name); 7629 } 7630 } else { 7631 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7632 + pg.info.packageName + " ignored: original from " 7633 + cur.info.packageName); 7634 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7635 if (r == null) { 7636 r = new StringBuilder(256); 7637 } else { 7638 r.append(' '); 7639 } 7640 r.append("DUP:"); 7641 r.append(pg.info.name); 7642 } 7643 } 7644 } 7645 if (r != null) { 7646 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7647 } 7648 7649 N = pkg.permissions.size(); 7650 r = null; 7651 for (i=0; i<N; i++) { 7652 PackageParser.Permission p = pkg.permissions.get(i); 7653 7654 // Assume by default that we did not install this permission into the system. 7655 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7656 7657 // Now that permission groups have a special meaning, we ignore permission 7658 // groups for legacy apps to prevent unexpected behavior. In particular, 7659 // permissions for one app being granted to someone just becuase they happen 7660 // to be in a group defined by another app (before this had no implications). 7661 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7662 p.group = mPermissionGroups.get(p.info.group); 7663 // Warn for a permission in an unknown group. 7664 if (p.info.group != null && p.group == null) { 7665 Slog.w(TAG, "Permission " + p.info.name + " from package " 7666 + p.info.packageName + " in an unknown group " + p.info.group); 7667 } 7668 } 7669 7670 ArrayMap<String, BasePermission> permissionMap = 7671 p.tree ? mSettings.mPermissionTrees 7672 : mSettings.mPermissions; 7673 BasePermission bp = permissionMap.get(p.info.name); 7674 7675 // Allow system apps to redefine non-system permissions 7676 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7677 final boolean currentOwnerIsSystem = (bp.perm != null 7678 && isSystemApp(bp.perm.owner)); 7679 if (isSystemApp(p.owner)) { 7680 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7681 // It's a built-in permission and no owner, take ownership now 7682 bp.packageSetting = pkgSetting; 7683 bp.perm = p; 7684 bp.uid = pkg.applicationInfo.uid; 7685 bp.sourcePackage = p.info.packageName; 7686 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7687 } else if (!currentOwnerIsSystem) { 7688 String msg = "New decl " + p.owner + " of permission " 7689 + p.info.name + " is system; overriding " + bp.sourcePackage; 7690 reportSettingsProblem(Log.WARN, msg); 7691 bp = null; 7692 } 7693 } 7694 } 7695 7696 if (bp == null) { 7697 bp = new BasePermission(p.info.name, p.info.packageName, 7698 BasePermission.TYPE_NORMAL); 7699 permissionMap.put(p.info.name, bp); 7700 } 7701 7702 if (bp.perm == null) { 7703 if (bp.sourcePackage == null 7704 || bp.sourcePackage.equals(p.info.packageName)) { 7705 BasePermission tree = findPermissionTreeLP(p.info.name); 7706 if (tree == null 7707 || tree.sourcePackage.equals(p.info.packageName)) { 7708 bp.packageSetting = pkgSetting; 7709 bp.perm = p; 7710 bp.uid = pkg.applicationInfo.uid; 7711 bp.sourcePackage = p.info.packageName; 7712 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7713 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7714 if (r == null) { 7715 r = new StringBuilder(256); 7716 } else { 7717 r.append(' '); 7718 } 7719 r.append(p.info.name); 7720 } 7721 } else { 7722 Slog.w(TAG, "Permission " + p.info.name + " from package " 7723 + p.info.packageName + " ignored: base tree " 7724 + tree.name + " is from package " 7725 + tree.sourcePackage); 7726 } 7727 } else { 7728 Slog.w(TAG, "Permission " + p.info.name + " from package " 7729 + p.info.packageName + " ignored: original from " 7730 + bp.sourcePackage); 7731 } 7732 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7733 if (r == null) { 7734 r = new StringBuilder(256); 7735 } else { 7736 r.append(' '); 7737 } 7738 r.append("DUP:"); 7739 r.append(p.info.name); 7740 } 7741 if (bp.perm == p) { 7742 bp.protectionLevel = p.info.protectionLevel; 7743 } 7744 } 7745 7746 if (r != null) { 7747 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7748 } 7749 7750 N = pkg.instrumentation.size(); 7751 r = null; 7752 for (i=0; i<N; i++) { 7753 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7754 a.info.packageName = pkg.applicationInfo.packageName; 7755 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7756 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7757 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7758 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7759 a.info.dataDir = pkg.applicationInfo.dataDir; 7760 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7761 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7762 7763 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7764 // need other information about the application, like the ABI and what not ? 7765 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7766 mInstrumentation.put(a.getComponentName(), a); 7767 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7768 if (r == null) { 7769 r = new StringBuilder(256); 7770 } else { 7771 r.append(' '); 7772 } 7773 r.append(a.info.name); 7774 } 7775 } 7776 if (r != null) { 7777 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7778 } 7779 7780 if (pkg.protectedBroadcasts != null) { 7781 N = pkg.protectedBroadcasts.size(); 7782 for (i=0; i<N; i++) { 7783 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7784 } 7785 } 7786 7787 pkgSetting.setTimeStamp(scanFileTime); 7788 7789 // Create idmap files for pairs of (packages, overlay packages). 7790 // Note: "android", ie framework-res.apk, is handled by native layers. 7791 if (pkg.mOverlayTarget != null) { 7792 // This is an overlay package. 7793 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7794 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7795 mOverlays.put(pkg.mOverlayTarget, 7796 new ArrayMap<String, PackageParser.Package>()); 7797 } 7798 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7799 map.put(pkg.packageName, pkg); 7800 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7801 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7802 createIdmapFailed = true; 7803 } 7804 } 7805 } else if (mOverlays.containsKey(pkg.packageName) && 7806 !pkg.packageName.equals("android")) { 7807 // This is a regular package, with one or more known overlay packages. 7808 createIdmapsForPackageLI(pkg); 7809 } 7810 } 7811 7812 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7813 7814 if (createIdmapFailed) { 7815 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7816 "scanPackageLI failed to createIdmap"); 7817 } 7818 return pkg; 7819 } 7820 7821 /** 7822 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7823 * is derived purely on the basis of the contents of {@code scanFile} and 7824 * {@code cpuAbiOverride}. 7825 * 7826 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7827 */ 7828 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7829 String cpuAbiOverride, boolean extractLibs) 7830 throws PackageManagerException { 7831 // TODO: We can probably be smarter about this stuff. For installed apps, 7832 // we can calculate this information at install time once and for all. For 7833 // system apps, we can probably assume that this information doesn't change 7834 // after the first boot scan. As things stand, we do lots of unnecessary work. 7835 7836 // Give ourselves some initial paths; we'll come back for another 7837 // pass once we've determined ABI below. 7838 setNativeLibraryPaths(pkg); 7839 7840 // We would never need to extract libs for forward-locked and external packages, 7841 // since the container service will do it for us. We shouldn't attempt to 7842 // extract libs from system app when it was not updated. 7843 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7844 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7845 extractLibs = false; 7846 } 7847 7848 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7849 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7850 7851 NativeLibraryHelper.Handle handle = null; 7852 try { 7853 handle = NativeLibraryHelper.Handle.create(pkg); 7854 // TODO(multiArch): This can be null for apps that didn't go through the 7855 // usual installation process. We can calculate it again, like we 7856 // do during install time. 7857 // 7858 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7859 // unnecessary. 7860 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7861 7862 // Null out the abis so that they can be recalculated. 7863 pkg.applicationInfo.primaryCpuAbi = null; 7864 pkg.applicationInfo.secondaryCpuAbi = null; 7865 if (isMultiArch(pkg.applicationInfo)) { 7866 // Warn if we've set an abiOverride for multi-lib packages.. 7867 // By definition, we need to copy both 32 and 64 bit libraries for 7868 // such packages. 7869 if (pkg.cpuAbiOverride != null 7870 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7871 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7872 } 7873 7874 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7875 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7876 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7877 if (extractLibs) { 7878 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7879 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7880 useIsaSpecificSubdirs); 7881 } else { 7882 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7883 } 7884 } 7885 7886 maybeThrowExceptionForMultiArchCopy( 7887 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7888 7889 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7890 if (extractLibs) { 7891 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7892 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7893 useIsaSpecificSubdirs); 7894 } else { 7895 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7896 } 7897 } 7898 7899 maybeThrowExceptionForMultiArchCopy( 7900 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7901 7902 if (abi64 >= 0) { 7903 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7904 } 7905 7906 if (abi32 >= 0) { 7907 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7908 if (abi64 >= 0) { 7909 pkg.applicationInfo.secondaryCpuAbi = abi; 7910 } else { 7911 pkg.applicationInfo.primaryCpuAbi = abi; 7912 } 7913 } 7914 } else { 7915 String[] abiList = (cpuAbiOverride != null) ? 7916 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7917 7918 // Enable gross and lame hacks for apps that are built with old 7919 // SDK tools. We must scan their APKs for renderscript bitcode and 7920 // not launch them if it's present. Don't bother checking on devices 7921 // that don't have 64 bit support. 7922 boolean needsRenderScriptOverride = false; 7923 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7924 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7925 abiList = Build.SUPPORTED_32_BIT_ABIS; 7926 needsRenderScriptOverride = true; 7927 } 7928 7929 final int copyRet; 7930 if (extractLibs) { 7931 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7932 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7933 } else { 7934 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7935 } 7936 7937 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7938 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7939 "Error unpackaging native libs for app, errorCode=" + copyRet); 7940 } 7941 7942 if (copyRet >= 0) { 7943 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7944 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7945 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7946 } else if (needsRenderScriptOverride) { 7947 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7948 } 7949 } 7950 } catch (IOException ioe) { 7951 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7952 } finally { 7953 IoUtils.closeQuietly(handle); 7954 } 7955 7956 // Now that we've calculated the ABIs and determined if it's an internal app, 7957 // we will go ahead and populate the nativeLibraryPath. 7958 setNativeLibraryPaths(pkg); 7959 } 7960 7961 /** 7962 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7963 * i.e, so that all packages can be run inside a single process if required. 7964 * 7965 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7966 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7967 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7968 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7969 * updating a package that belongs to a shared user. 7970 * 7971 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7972 * adds unnecessary complexity. 7973 */ 7974 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7975 PackageParser.Package scannedPackage, boolean bootComplete) { 7976 String requiredInstructionSet = null; 7977 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7978 requiredInstructionSet = VMRuntime.getInstructionSet( 7979 scannedPackage.applicationInfo.primaryCpuAbi); 7980 } 7981 7982 PackageSetting requirer = null; 7983 for (PackageSetting ps : packagesForUser) { 7984 // If packagesForUser contains scannedPackage, we skip it. This will happen 7985 // when scannedPackage is an update of an existing package. Without this check, 7986 // we will never be able to change the ABI of any package belonging to a shared 7987 // user, even if it's compatible with other packages. 7988 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7989 if (ps.primaryCpuAbiString == null) { 7990 continue; 7991 } 7992 7993 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7994 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7995 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7996 // this but there's not much we can do. 7997 String errorMessage = "Instruction set mismatch, " 7998 + ((requirer == null) ? "[caller]" : requirer) 7999 + " requires " + requiredInstructionSet + " whereas " + ps 8000 + " requires " + instructionSet; 8001 Slog.w(TAG, errorMessage); 8002 } 8003 8004 if (requiredInstructionSet == null) { 8005 requiredInstructionSet = instructionSet; 8006 requirer = ps; 8007 } 8008 } 8009 } 8010 8011 if (requiredInstructionSet != null) { 8012 String adjustedAbi; 8013 if (requirer != null) { 8014 // requirer != null implies that either scannedPackage was null or that scannedPackage 8015 // did not require an ABI, in which case we have to adjust scannedPackage to match 8016 // the ABI of the set (which is the same as requirer's ABI) 8017 adjustedAbi = requirer.primaryCpuAbiString; 8018 if (scannedPackage != null) { 8019 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8020 } 8021 } else { 8022 // requirer == null implies that we're updating all ABIs in the set to 8023 // match scannedPackage. 8024 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8025 } 8026 8027 for (PackageSetting ps : packagesForUser) { 8028 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8029 if (ps.primaryCpuAbiString != null) { 8030 continue; 8031 } 8032 8033 ps.primaryCpuAbiString = adjustedAbi; 8034 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8035 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8036 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 8037 mInstaller.rmdex(ps.codePathString, 8038 getDexCodeInstructionSet(getPreferredInstructionSet())); 8039 } 8040 } 8041 } 8042 } 8043 } 8044 8045 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8046 synchronized (mPackages) { 8047 mResolverReplaced = true; 8048 // Set up information for custom user intent resolution activity. 8049 mResolveActivity.applicationInfo = pkg.applicationInfo; 8050 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8051 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8052 mResolveActivity.processName = pkg.applicationInfo.packageName; 8053 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8054 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8055 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8056 mResolveActivity.theme = 0; 8057 mResolveActivity.exported = true; 8058 mResolveActivity.enabled = true; 8059 mResolveInfo.activityInfo = mResolveActivity; 8060 mResolveInfo.priority = 0; 8061 mResolveInfo.preferredOrder = 0; 8062 mResolveInfo.match = 0; 8063 mResolveComponentName = mCustomResolverComponentName; 8064 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8065 mResolveComponentName); 8066 } 8067 } 8068 8069 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8070 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8071 8072 // Set up information for ephemeral installer activity 8073 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8074 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8075 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8076 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8077 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8078 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8079 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8080 mEphemeralInstallerActivity.theme = 0; 8081 mEphemeralInstallerActivity.exported = true; 8082 mEphemeralInstallerActivity.enabled = true; 8083 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8084 mEphemeralInstallerInfo.priority = 0; 8085 mEphemeralInstallerInfo.preferredOrder = 0; 8086 mEphemeralInstallerInfo.match = 0; 8087 8088 if (DEBUG_EPHEMERAL) { 8089 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8090 } 8091 } 8092 8093 private static String calculateBundledApkRoot(final String codePathString) { 8094 final File codePath = new File(codePathString); 8095 final File codeRoot; 8096 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8097 codeRoot = Environment.getRootDirectory(); 8098 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8099 codeRoot = Environment.getOemDirectory(); 8100 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8101 codeRoot = Environment.getVendorDirectory(); 8102 } else { 8103 // Unrecognized code path; take its top real segment as the apk root: 8104 // e.g. /something/app/blah.apk => /something 8105 try { 8106 File f = codePath.getCanonicalFile(); 8107 File parent = f.getParentFile(); // non-null because codePath is a file 8108 File tmp; 8109 while ((tmp = parent.getParentFile()) != null) { 8110 f = parent; 8111 parent = tmp; 8112 } 8113 codeRoot = f; 8114 Slog.w(TAG, "Unrecognized code path " 8115 + codePath + " - using " + codeRoot); 8116 } catch (IOException e) { 8117 // Can't canonicalize the code path -- shenanigans? 8118 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8119 return Environment.getRootDirectory().getPath(); 8120 } 8121 } 8122 return codeRoot.getPath(); 8123 } 8124 8125 /** 8126 * Derive and set the location of native libraries for the given package, 8127 * which varies depending on where and how the package was installed. 8128 */ 8129 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8130 final ApplicationInfo info = pkg.applicationInfo; 8131 final String codePath = pkg.codePath; 8132 final File codeFile = new File(codePath); 8133 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8134 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8135 8136 info.nativeLibraryRootDir = null; 8137 info.nativeLibraryRootRequiresIsa = false; 8138 info.nativeLibraryDir = null; 8139 info.secondaryNativeLibraryDir = null; 8140 8141 if (isApkFile(codeFile)) { 8142 // Monolithic install 8143 if (bundledApp) { 8144 // If "/system/lib64/apkname" exists, assume that is the per-package 8145 // native library directory to use; otherwise use "/system/lib/apkname". 8146 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8147 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8148 getPrimaryInstructionSet(info)); 8149 8150 // This is a bundled system app so choose the path based on the ABI. 8151 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8152 // is just the default path. 8153 final String apkName = deriveCodePathName(codePath); 8154 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8155 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8156 apkName).getAbsolutePath(); 8157 8158 if (info.secondaryCpuAbi != null) { 8159 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8160 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8161 secondaryLibDir, apkName).getAbsolutePath(); 8162 } 8163 } else if (asecApp) { 8164 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8165 .getAbsolutePath(); 8166 } else { 8167 final String apkName = deriveCodePathName(codePath); 8168 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8169 .getAbsolutePath(); 8170 } 8171 8172 info.nativeLibraryRootRequiresIsa = false; 8173 info.nativeLibraryDir = info.nativeLibraryRootDir; 8174 } else { 8175 // Cluster install 8176 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8177 info.nativeLibraryRootRequiresIsa = true; 8178 8179 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8180 getPrimaryInstructionSet(info)).getAbsolutePath(); 8181 8182 if (info.secondaryCpuAbi != null) { 8183 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8184 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8185 } 8186 } 8187 } 8188 8189 /** 8190 * Calculate the abis and roots for a bundled app. These can uniquely 8191 * be determined from the contents of the system partition, i.e whether 8192 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8193 * of this information, and instead assume that the system was built 8194 * sensibly. 8195 */ 8196 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8197 PackageSetting pkgSetting) { 8198 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8199 8200 // If "/system/lib64/apkname" exists, assume that is the per-package 8201 // native library directory to use; otherwise use "/system/lib/apkname". 8202 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8203 setBundledAppAbi(pkg, apkRoot, apkName); 8204 // pkgSetting might be null during rescan following uninstall of updates 8205 // to a bundled app, so accommodate that possibility. The settings in 8206 // that case will be established later from the parsed package. 8207 // 8208 // If the settings aren't null, sync them up with what we've just derived. 8209 // note that apkRoot isn't stored in the package settings. 8210 if (pkgSetting != null) { 8211 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8212 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8213 } 8214 } 8215 8216 /** 8217 * Deduces the ABI of a bundled app and sets the relevant fields on the 8218 * parsed pkg object. 8219 * 8220 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8221 * under which system libraries are installed. 8222 * @param apkName the name of the installed package. 8223 */ 8224 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8225 final File codeFile = new File(pkg.codePath); 8226 8227 final boolean has64BitLibs; 8228 final boolean has32BitLibs; 8229 if (isApkFile(codeFile)) { 8230 // Monolithic install 8231 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8232 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8233 } else { 8234 // Cluster install 8235 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8236 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8237 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8238 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8239 has64BitLibs = (new File(rootDir, isa)).exists(); 8240 } else { 8241 has64BitLibs = false; 8242 } 8243 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8244 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8245 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8246 has32BitLibs = (new File(rootDir, isa)).exists(); 8247 } else { 8248 has32BitLibs = false; 8249 } 8250 } 8251 8252 if (has64BitLibs && !has32BitLibs) { 8253 // The package has 64 bit libs, but not 32 bit libs. Its primary 8254 // ABI should be 64 bit. We can safely assume here that the bundled 8255 // native libraries correspond to the most preferred ABI in the list. 8256 8257 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8258 pkg.applicationInfo.secondaryCpuAbi = null; 8259 } else if (has32BitLibs && !has64BitLibs) { 8260 // The package has 32 bit libs but not 64 bit libs. Its primary 8261 // ABI should be 32 bit. 8262 8263 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8264 pkg.applicationInfo.secondaryCpuAbi = null; 8265 } else if (has32BitLibs && has64BitLibs) { 8266 // The application has both 64 and 32 bit bundled libraries. We check 8267 // here that the app declares multiArch support, and warn if it doesn't. 8268 // 8269 // We will be lenient here and record both ABIs. The primary will be the 8270 // ABI that's higher on the list, i.e, a device that's configured to prefer 8271 // 64 bit apps will see a 64 bit primary ABI, 8272 8273 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8274 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8275 } 8276 8277 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8278 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8279 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8280 } else { 8281 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8282 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8283 } 8284 } else { 8285 pkg.applicationInfo.primaryCpuAbi = null; 8286 pkg.applicationInfo.secondaryCpuAbi = null; 8287 } 8288 } 8289 8290 private void killApplication(String pkgName, int appId, String reason) { 8291 // Request the ActivityManager to kill the process(only for existing packages) 8292 // so that we do not end up in a confused state while the user is still using the older 8293 // version of the application while the new one gets installed. 8294 IActivityManager am = ActivityManagerNative.getDefault(); 8295 if (am != null) { 8296 try { 8297 am.killApplicationWithAppId(pkgName, appId, reason); 8298 } catch (RemoteException e) { 8299 } 8300 } 8301 } 8302 8303 void removePackageLI(PackageSetting ps, boolean chatty) { 8304 if (DEBUG_INSTALL) { 8305 if (chatty) 8306 Log.d(TAG, "Removing package " + ps.name); 8307 } 8308 8309 // writer 8310 synchronized (mPackages) { 8311 mPackages.remove(ps.name); 8312 final PackageParser.Package pkg = ps.pkg; 8313 if (pkg != null) { 8314 cleanPackageDataStructuresLILPw(pkg, chatty); 8315 } 8316 } 8317 } 8318 8319 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8320 if (DEBUG_INSTALL) { 8321 if (chatty) 8322 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8323 } 8324 8325 // writer 8326 synchronized (mPackages) { 8327 mPackages.remove(pkg.applicationInfo.packageName); 8328 cleanPackageDataStructuresLILPw(pkg, chatty); 8329 } 8330 } 8331 8332 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8333 int N = pkg.providers.size(); 8334 StringBuilder r = null; 8335 int i; 8336 for (i=0; i<N; i++) { 8337 PackageParser.Provider p = pkg.providers.get(i); 8338 mProviders.removeProvider(p); 8339 if (p.info.authority == null) { 8340 8341 /* There was another ContentProvider with this authority when 8342 * this app was installed so this authority is null, 8343 * Ignore it as we don't have to unregister the provider. 8344 */ 8345 continue; 8346 } 8347 String names[] = p.info.authority.split(";"); 8348 for (int j = 0; j < names.length; j++) { 8349 if (mProvidersByAuthority.get(names[j]) == p) { 8350 mProvidersByAuthority.remove(names[j]); 8351 if (DEBUG_REMOVE) { 8352 if (chatty) 8353 Log.d(TAG, "Unregistered content provider: " + names[j] 8354 + ", className = " + p.info.name + ", isSyncable = " 8355 + p.info.isSyncable); 8356 } 8357 } 8358 } 8359 if (DEBUG_REMOVE && chatty) { 8360 if (r == null) { 8361 r = new StringBuilder(256); 8362 } else { 8363 r.append(' '); 8364 } 8365 r.append(p.info.name); 8366 } 8367 } 8368 if (r != null) { 8369 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8370 } 8371 8372 N = pkg.services.size(); 8373 r = null; 8374 for (i=0; i<N; i++) { 8375 PackageParser.Service s = pkg.services.get(i); 8376 mServices.removeService(s); 8377 if (chatty) { 8378 if (r == null) { 8379 r = new StringBuilder(256); 8380 } else { 8381 r.append(' '); 8382 } 8383 r.append(s.info.name); 8384 } 8385 } 8386 if (r != null) { 8387 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8388 } 8389 8390 N = pkg.receivers.size(); 8391 r = null; 8392 for (i=0; i<N; i++) { 8393 PackageParser.Activity a = pkg.receivers.get(i); 8394 mReceivers.removeActivity(a, "receiver"); 8395 if (DEBUG_REMOVE && chatty) { 8396 if (r == null) { 8397 r = new StringBuilder(256); 8398 } else { 8399 r.append(' '); 8400 } 8401 r.append(a.info.name); 8402 } 8403 } 8404 if (r != null) { 8405 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8406 } 8407 8408 N = pkg.activities.size(); 8409 r = null; 8410 for (i=0; i<N; i++) { 8411 PackageParser.Activity a = pkg.activities.get(i); 8412 mActivities.removeActivity(a, "activity"); 8413 if (DEBUG_REMOVE && chatty) { 8414 if (r == null) { 8415 r = new StringBuilder(256); 8416 } else { 8417 r.append(' '); 8418 } 8419 r.append(a.info.name); 8420 } 8421 } 8422 if (r != null) { 8423 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8424 } 8425 8426 N = pkg.permissions.size(); 8427 r = null; 8428 for (i=0; i<N; i++) { 8429 PackageParser.Permission p = pkg.permissions.get(i); 8430 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8431 if (bp == null) { 8432 bp = mSettings.mPermissionTrees.get(p.info.name); 8433 } 8434 if (bp != null && bp.perm == p) { 8435 bp.perm = null; 8436 if (DEBUG_REMOVE && chatty) { 8437 if (r == null) { 8438 r = new StringBuilder(256); 8439 } else { 8440 r.append(' '); 8441 } 8442 r.append(p.info.name); 8443 } 8444 } 8445 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8446 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8447 if (appOpPkgs != null) { 8448 appOpPkgs.remove(pkg.packageName); 8449 } 8450 } 8451 } 8452 if (r != null) { 8453 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8454 } 8455 8456 N = pkg.requestedPermissions.size(); 8457 r = null; 8458 for (i=0; i<N; i++) { 8459 String perm = pkg.requestedPermissions.get(i); 8460 BasePermission bp = mSettings.mPermissions.get(perm); 8461 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8462 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8463 if (appOpPkgs != null) { 8464 appOpPkgs.remove(pkg.packageName); 8465 if (appOpPkgs.isEmpty()) { 8466 mAppOpPermissionPackages.remove(perm); 8467 } 8468 } 8469 } 8470 } 8471 if (r != null) { 8472 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8473 } 8474 8475 N = pkg.instrumentation.size(); 8476 r = null; 8477 for (i=0; i<N; i++) { 8478 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8479 mInstrumentation.remove(a.getComponentName()); 8480 if (DEBUG_REMOVE && chatty) { 8481 if (r == null) { 8482 r = new StringBuilder(256); 8483 } else { 8484 r.append(' '); 8485 } 8486 r.append(a.info.name); 8487 } 8488 } 8489 if (r != null) { 8490 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8491 } 8492 8493 r = null; 8494 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8495 // Only system apps can hold shared libraries. 8496 if (pkg.libraryNames != null) { 8497 for (i=0; i<pkg.libraryNames.size(); i++) { 8498 String name = pkg.libraryNames.get(i); 8499 SharedLibraryEntry cur = mSharedLibraries.get(name); 8500 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8501 mSharedLibraries.remove(name); 8502 if (DEBUG_REMOVE && chatty) { 8503 if (r == null) { 8504 r = new StringBuilder(256); 8505 } else { 8506 r.append(' '); 8507 } 8508 r.append(name); 8509 } 8510 } 8511 } 8512 } 8513 } 8514 if (r != null) { 8515 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8516 } 8517 } 8518 8519 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8520 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8521 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8522 return true; 8523 } 8524 } 8525 return false; 8526 } 8527 8528 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8529 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8530 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8531 8532 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8533 int flags) { 8534 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8535 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8536 } 8537 8538 private void updatePermissionsLPw(String changingPkg, 8539 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8540 // Make sure there are no dangling permission trees. 8541 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8542 while (it.hasNext()) { 8543 final BasePermission bp = it.next(); 8544 if (bp.packageSetting == null) { 8545 // We may not yet have parsed the package, so just see if 8546 // we still know about its settings. 8547 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8548 } 8549 if (bp.packageSetting == null) { 8550 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8551 + " from package " + bp.sourcePackage); 8552 it.remove(); 8553 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8554 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8555 Slog.i(TAG, "Removing old permission tree: " + bp.name 8556 + " from package " + bp.sourcePackage); 8557 flags |= UPDATE_PERMISSIONS_ALL; 8558 it.remove(); 8559 } 8560 } 8561 } 8562 8563 // Make sure all dynamic permissions have been assigned to a package, 8564 // and make sure there are no dangling permissions. 8565 it = mSettings.mPermissions.values().iterator(); 8566 while (it.hasNext()) { 8567 final BasePermission bp = it.next(); 8568 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8569 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8570 + bp.name + " pkg=" + bp.sourcePackage 8571 + " info=" + bp.pendingInfo); 8572 if (bp.packageSetting == null && bp.pendingInfo != null) { 8573 final BasePermission tree = findPermissionTreeLP(bp.name); 8574 if (tree != null && tree.perm != null) { 8575 bp.packageSetting = tree.packageSetting; 8576 bp.perm = new PackageParser.Permission(tree.perm.owner, 8577 new PermissionInfo(bp.pendingInfo)); 8578 bp.perm.info.packageName = tree.perm.info.packageName; 8579 bp.perm.info.name = bp.name; 8580 bp.uid = tree.uid; 8581 } 8582 } 8583 } 8584 if (bp.packageSetting == null) { 8585 // We may not yet have parsed the package, so just see if 8586 // we still know about its settings. 8587 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8588 } 8589 if (bp.packageSetting == null) { 8590 Slog.w(TAG, "Removing dangling permission: " + bp.name 8591 + " from package " + bp.sourcePackage); 8592 it.remove(); 8593 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8594 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8595 Slog.i(TAG, "Removing old permission: " + bp.name 8596 + " from package " + bp.sourcePackage); 8597 flags |= UPDATE_PERMISSIONS_ALL; 8598 it.remove(); 8599 } 8600 } 8601 } 8602 8603 // Now update the permissions for all packages, in particular 8604 // replace the granted permissions of the system packages. 8605 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8606 for (PackageParser.Package pkg : mPackages.values()) { 8607 if (pkg != pkgInfo) { 8608 // Only replace for packages on requested volume 8609 final String volumeUuid = getVolumeUuidForPackage(pkg); 8610 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8611 && Objects.equals(replaceVolumeUuid, volumeUuid); 8612 grantPermissionsLPw(pkg, replace, changingPkg); 8613 } 8614 } 8615 } 8616 8617 if (pkgInfo != null) { 8618 // Only replace for packages on requested volume 8619 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8620 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8621 && Objects.equals(replaceVolumeUuid, volumeUuid); 8622 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8623 } 8624 } 8625 8626 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8627 String packageOfInterest) { 8628 // IMPORTANT: There are two types of permissions: install and runtime. 8629 // Install time permissions are granted when the app is installed to 8630 // all device users and users added in the future. Runtime permissions 8631 // are granted at runtime explicitly to specific users. Normal and signature 8632 // protected permissions are install time permissions. Dangerous permissions 8633 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8634 // otherwise they are runtime permissions. This function does not manage 8635 // runtime permissions except for the case an app targeting Lollipop MR1 8636 // being upgraded to target a newer SDK, in which case dangerous permissions 8637 // are transformed from install time to runtime ones. 8638 8639 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8640 if (ps == null) { 8641 return; 8642 } 8643 8644 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8645 8646 PermissionsState permissionsState = ps.getPermissionsState(); 8647 PermissionsState origPermissions = permissionsState; 8648 8649 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8650 8651 boolean runtimePermissionsRevoked = false; 8652 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8653 8654 boolean changedInstallPermission = false; 8655 8656 if (replace) { 8657 ps.installPermissionsFixed = false; 8658 if (!ps.isSharedUser()) { 8659 origPermissions = new PermissionsState(permissionsState); 8660 permissionsState.reset(); 8661 } else { 8662 // We need to know only about runtime permission changes since the 8663 // calling code always writes the install permissions state but 8664 // the runtime ones are written only if changed. The only cases of 8665 // changed runtime permissions here are promotion of an install to 8666 // runtime and revocation of a runtime from a shared user. 8667 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8668 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8669 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8670 runtimePermissionsRevoked = true; 8671 } 8672 } 8673 } 8674 8675 permissionsState.setGlobalGids(mGlobalGids); 8676 8677 final int N = pkg.requestedPermissions.size(); 8678 for (int i=0; i<N; i++) { 8679 final String name = pkg.requestedPermissions.get(i); 8680 final BasePermission bp = mSettings.mPermissions.get(name); 8681 8682 if (DEBUG_INSTALL) { 8683 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8684 } 8685 8686 if (bp == null || bp.packageSetting == null) { 8687 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8688 Slog.w(TAG, "Unknown permission " + name 8689 + " in package " + pkg.packageName); 8690 } 8691 continue; 8692 } 8693 8694 final String perm = bp.name; 8695 boolean allowedSig = false; 8696 int grant = GRANT_DENIED; 8697 8698 // Keep track of app op permissions. 8699 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8700 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8701 if (pkgs == null) { 8702 pkgs = new ArraySet<>(); 8703 mAppOpPermissionPackages.put(bp.name, pkgs); 8704 } 8705 pkgs.add(pkg.packageName); 8706 } 8707 8708 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8709 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8710 >= Build.VERSION_CODES.M; 8711 switch (level) { 8712 case PermissionInfo.PROTECTION_NORMAL: { 8713 // For all apps normal permissions are install time ones. 8714 grant = GRANT_INSTALL; 8715 } break; 8716 8717 case PermissionInfo.PROTECTION_DANGEROUS: { 8718 // If a permission review is required for legacy apps we represent 8719 // their permissions as always granted runtime ones since we need 8720 // to keep the review required permission flag per user while an 8721 // install permission's state is shared across all users. 8722 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8723 // For legacy apps dangerous permissions are install time ones. 8724 grant = GRANT_INSTALL; 8725 } else if (origPermissions.hasInstallPermission(bp.name)) { 8726 // For legacy apps that became modern, install becomes runtime. 8727 grant = GRANT_UPGRADE; 8728 } else if (mPromoteSystemApps 8729 && isSystemApp(ps) 8730 && mExistingSystemPackages.contains(ps.name)) { 8731 // For legacy system apps, install becomes runtime. 8732 // We cannot check hasInstallPermission() for system apps since those 8733 // permissions were granted implicitly and not persisted pre-M. 8734 grant = GRANT_UPGRADE; 8735 } else { 8736 // For modern apps keep runtime permissions unchanged. 8737 grant = GRANT_RUNTIME; 8738 } 8739 } break; 8740 8741 case PermissionInfo.PROTECTION_SIGNATURE: { 8742 // For all apps signature permissions are install time ones. 8743 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8744 if (allowedSig) { 8745 grant = GRANT_INSTALL; 8746 } 8747 } break; 8748 } 8749 8750 if (DEBUG_INSTALL) { 8751 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8752 } 8753 8754 if (grant != GRANT_DENIED) { 8755 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8756 // If this is an existing, non-system package, then 8757 // we can't add any new permissions to it. 8758 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8759 // Except... if this is a permission that was added 8760 // to the platform (note: need to only do this when 8761 // updating the platform). 8762 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8763 grant = GRANT_DENIED; 8764 } 8765 } 8766 } 8767 8768 switch (grant) { 8769 case GRANT_INSTALL: { 8770 // Revoke this as runtime permission to handle the case of 8771 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8772 for (int userId : UserManagerService.getInstance().getUserIds()) { 8773 if (origPermissions.getRuntimePermissionState( 8774 bp.name, userId) != null) { 8775 // Revoke the runtime permission and clear the flags. 8776 origPermissions.revokeRuntimePermission(bp, userId); 8777 origPermissions.updatePermissionFlags(bp, userId, 8778 PackageManager.MASK_PERMISSION_FLAGS, 0); 8779 // If we revoked a permission permission, we have to write. 8780 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8781 changedRuntimePermissionUserIds, userId); 8782 } 8783 } 8784 // Grant an install permission. 8785 if (permissionsState.grantInstallPermission(bp) != 8786 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8787 changedInstallPermission = true; 8788 } 8789 } break; 8790 8791 case GRANT_RUNTIME: { 8792 // Grant previously granted runtime permissions. 8793 for (int userId : UserManagerService.getInstance().getUserIds()) { 8794 PermissionState permissionState = origPermissions 8795 .getRuntimePermissionState(bp.name, userId); 8796 int flags = permissionState != null 8797 ? permissionState.getFlags() : 0; 8798 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8799 if (permissionsState.grantRuntimePermission(bp, userId) == 8800 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8801 // If we cannot put the permission as it was, we have to write. 8802 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8803 changedRuntimePermissionUserIds, userId); 8804 } 8805 // If the app supports runtime permissions no need for a review. 8806 if (Build.PERMISSIONS_REVIEW_REQUIRED 8807 && appSupportsRuntimePermissions 8808 && (flags & PackageManager 8809 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8810 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8811 // Since we changed the flags, we have to write. 8812 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8813 changedRuntimePermissionUserIds, userId); 8814 } 8815 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8816 && !appSupportsRuntimePermissions) { 8817 // For legacy apps that need a permission review, every new 8818 // runtime permission is granted but it is pending a review. 8819 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8820 permissionsState.grantRuntimePermission(bp, userId); 8821 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8822 // We changed the permission and flags, hence have to write. 8823 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8824 changedRuntimePermissionUserIds, userId); 8825 } 8826 } 8827 // Propagate the permission flags. 8828 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8829 } 8830 } break; 8831 8832 case GRANT_UPGRADE: { 8833 // Grant runtime permissions for a previously held install permission. 8834 PermissionState permissionState = origPermissions 8835 .getInstallPermissionState(bp.name); 8836 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8837 8838 if (origPermissions.revokeInstallPermission(bp) 8839 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8840 // We will be transferring the permission flags, so clear them. 8841 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8842 PackageManager.MASK_PERMISSION_FLAGS, 0); 8843 changedInstallPermission = true; 8844 } 8845 8846 // If the permission is not to be promoted to runtime we ignore it and 8847 // also its other flags as they are not applicable to install permissions. 8848 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8849 for (int userId : currentUserIds) { 8850 if (permissionsState.grantRuntimePermission(bp, userId) != 8851 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8852 // Transfer the permission flags. 8853 permissionsState.updatePermissionFlags(bp, userId, 8854 flags, flags); 8855 // If we granted the permission, we have to write. 8856 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8857 changedRuntimePermissionUserIds, userId); 8858 } 8859 } 8860 } 8861 } break; 8862 8863 default: { 8864 if (packageOfInterest == null 8865 || packageOfInterest.equals(pkg.packageName)) { 8866 Slog.w(TAG, "Not granting permission " + perm 8867 + " to package " + pkg.packageName 8868 + " because it was previously installed without"); 8869 } 8870 } break; 8871 } 8872 } else { 8873 if (permissionsState.revokeInstallPermission(bp) != 8874 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8875 // Also drop the permission flags. 8876 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8877 PackageManager.MASK_PERMISSION_FLAGS, 0); 8878 changedInstallPermission = true; 8879 Slog.i(TAG, "Un-granting permission " + perm 8880 + " from package " + pkg.packageName 8881 + " (protectionLevel=" + bp.protectionLevel 8882 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8883 + ")"); 8884 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8885 // Don't print warning for app op permissions, since it is fine for them 8886 // not to be granted, there is a UI for the user to decide. 8887 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8888 Slog.w(TAG, "Not granting permission " + perm 8889 + " to package " + pkg.packageName 8890 + " (protectionLevel=" + bp.protectionLevel 8891 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8892 + ")"); 8893 } 8894 } 8895 } 8896 } 8897 8898 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8899 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8900 // This is the first that we have heard about this package, so the 8901 // permissions we have now selected are fixed until explicitly 8902 // changed. 8903 ps.installPermissionsFixed = true; 8904 } 8905 8906 // Persist the runtime permissions state for users with changes. If permissions 8907 // were revoked because no app in the shared user declares them we have to 8908 // write synchronously to avoid losing runtime permissions state. 8909 for (int userId : changedRuntimePermissionUserIds) { 8910 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 8911 } 8912 8913 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8914 } 8915 8916 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8917 boolean allowed = false; 8918 final int NP = PackageParser.NEW_PERMISSIONS.length; 8919 for (int ip=0; ip<NP; ip++) { 8920 final PackageParser.NewPermissionInfo npi 8921 = PackageParser.NEW_PERMISSIONS[ip]; 8922 if (npi.name.equals(perm) 8923 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8924 allowed = true; 8925 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8926 + pkg.packageName); 8927 break; 8928 } 8929 } 8930 return allowed; 8931 } 8932 8933 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8934 BasePermission bp, PermissionsState origPermissions) { 8935 boolean allowed; 8936 allowed = (compareSignatures( 8937 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8938 == PackageManager.SIGNATURE_MATCH) 8939 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8940 == PackageManager.SIGNATURE_MATCH); 8941 if (!allowed && (bp.protectionLevel 8942 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8943 if (isSystemApp(pkg)) { 8944 // For updated system applications, a system permission 8945 // is granted only if it had been defined by the original application. 8946 if (pkg.isUpdatedSystemApp()) { 8947 final PackageSetting sysPs = mSettings 8948 .getDisabledSystemPkgLPr(pkg.packageName); 8949 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8950 // If the original was granted this permission, we take 8951 // that grant decision as read and propagate it to the 8952 // update. 8953 if (sysPs.isPrivileged()) { 8954 allowed = true; 8955 } 8956 } else { 8957 // The system apk may have been updated with an older 8958 // version of the one on the data partition, but which 8959 // granted a new system permission that it didn't have 8960 // before. In this case we do want to allow the app to 8961 // now get the new permission if the ancestral apk is 8962 // privileged to get it. 8963 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8964 for (int j=0; 8965 j<sysPs.pkg.requestedPermissions.size(); j++) { 8966 if (perm.equals( 8967 sysPs.pkg.requestedPermissions.get(j))) { 8968 allowed = true; 8969 break; 8970 } 8971 } 8972 } 8973 } 8974 } else { 8975 allowed = isPrivilegedApp(pkg); 8976 } 8977 } 8978 } 8979 if (!allowed) { 8980 if (!allowed && (bp.protectionLevel 8981 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8982 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8983 // If this was a previously normal/dangerous permission that got moved 8984 // to a system permission as part of the runtime permission redesign, then 8985 // we still want to blindly grant it to old apps. 8986 allowed = true; 8987 } 8988 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8989 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8990 // If this permission is to be granted to the system installer and 8991 // this app is an installer, then it gets the permission. 8992 allowed = true; 8993 } 8994 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8995 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8996 // If this permission is to be granted to the system verifier and 8997 // this app is a verifier, then it gets the permission. 8998 allowed = true; 8999 } 9000 if (!allowed && (bp.protectionLevel 9001 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9002 && isSystemApp(pkg)) { 9003 // Any pre-installed system app is allowed to get this permission. 9004 allowed = true; 9005 } 9006 if (!allowed && (bp.protectionLevel 9007 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9008 // For development permissions, a development permission 9009 // is granted only if it was already granted. 9010 allowed = origPermissions.hasInstallPermission(perm); 9011 } 9012 } 9013 return allowed; 9014 } 9015 9016 final class ActivityIntentResolver 9017 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9018 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9019 boolean defaultOnly, int userId) { 9020 if (!sUserManager.exists(userId)) return null; 9021 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9022 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9023 } 9024 9025 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9026 int userId) { 9027 if (!sUserManager.exists(userId)) return null; 9028 mFlags = flags; 9029 return super.queryIntent(intent, resolvedType, 9030 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9031 } 9032 9033 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9034 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9035 if (!sUserManager.exists(userId)) return null; 9036 if (packageActivities == null) { 9037 return null; 9038 } 9039 mFlags = flags; 9040 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9041 final int N = packageActivities.size(); 9042 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9043 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9044 9045 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9046 for (int i = 0; i < N; ++i) { 9047 intentFilters = packageActivities.get(i).intents; 9048 if (intentFilters != null && intentFilters.size() > 0) { 9049 PackageParser.ActivityIntentInfo[] array = 9050 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9051 intentFilters.toArray(array); 9052 listCut.add(array); 9053 } 9054 } 9055 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9056 } 9057 9058 public final void addActivity(PackageParser.Activity a, String type) { 9059 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9060 mActivities.put(a.getComponentName(), a); 9061 if (DEBUG_SHOW_INFO) 9062 Log.v( 9063 TAG, " " + type + " " + 9064 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9065 if (DEBUG_SHOW_INFO) 9066 Log.v(TAG, " Class=" + a.info.name); 9067 final int NI = a.intents.size(); 9068 for (int j=0; j<NI; j++) { 9069 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9070 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9071 intent.setPriority(0); 9072 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9073 + a.className + " with priority > 0, forcing to 0"); 9074 } 9075 if (DEBUG_SHOW_INFO) { 9076 Log.v(TAG, " IntentFilter:"); 9077 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9078 } 9079 if (!intent.debugCheck()) { 9080 Log.w(TAG, "==> For Activity " + a.info.name); 9081 } 9082 addFilter(intent); 9083 } 9084 } 9085 9086 public final void removeActivity(PackageParser.Activity a, String type) { 9087 mActivities.remove(a.getComponentName()); 9088 if (DEBUG_SHOW_INFO) { 9089 Log.v(TAG, " " + type + " " 9090 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9091 : a.info.name) + ":"); 9092 Log.v(TAG, " Class=" + a.info.name); 9093 } 9094 final int NI = a.intents.size(); 9095 for (int j=0; j<NI; j++) { 9096 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9097 if (DEBUG_SHOW_INFO) { 9098 Log.v(TAG, " IntentFilter:"); 9099 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9100 } 9101 removeFilter(intent); 9102 } 9103 } 9104 9105 @Override 9106 protected boolean allowFilterResult( 9107 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9108 ActivityInfo filterAi = filter.activity.info; 9109 for (int i=dest.size()-1; i>=0; i--) { 9110 ActivityInfo destAi = dest.get(i).activityInfo; 9111 if (destAi.name == filterAi.name 9112 && destAi.packageName == filterAi.packageName) { 9113 return false; 9114 } 9115 } 9116 return true; 9117 } 9118 9119 @Override 9120 protected ActivityIntentInfo[] newArray(int size) { 9121 return new ActivityIntentInfo[size]; 9122 } 9123 9124 @Override 9125 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9126 if (!sUserManager.exists(userId)) return true; 9127 PackageParser.Package p = filter.activity.owner; 9128 if (p != null) { 9129 PackageSetting ps = (PackageSetting)p.mExtras; 9130 if (ps != null) { 9131 // System apps are never considered stopped for purposes of 9132 // filtering, because there may be no way for the user to 9133 // actually re-launch them. 9134 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9135 && ps.getStopped(userId); 9136 } 9137 } 9138 return false; 9139 } 9140 9141 @Override 9142 protected boolean isPackageForFilter(String packageName, 9143 PackageParser.ActivityIntentInfo info) { 9144 return packageName.equals(info.activity.owner.packageName); 9145 } 9146 9147 @Override 9148 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9149 int match, int userId) { 9150 if (!sUserManager.exists(userId)) return null; 9151 if (!mSettings.isEnabledAndVisibleLPr(info.activity.info, mFlags, userId)) { 9152 return null; 9153 } 9154 final PackageParser.Activity activity = info.activity; 9155 if (mSafeMode && (activity.info.applicationInfo.flags 9156 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9157 return null; 9158 } 9159 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9160 if (ps == null) { 9161 return null; 9162 } 9163 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9164 ps.readUserState(userId), userId); 9165 if (ai == null) { 9166 return null; 9167 } 9168 final ResolveInfo res = new ResolveInfo(); 9169 res.activityInfo = ai; 9170 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9171 res.filter = info; 9172 } 9173 if (info != null) { 9174 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9175 } 9176 res.priority = info.getPriority(); 9177 res.preferredOrder = activity.owner.mPreferredOrder; 9178 //System.out.println("Result: " + res.activityInfo.className + 9179 // " = " + res.priority); 9180 res.match = match; 9181 res.isDefault = info.hasDefault; 9182 res.labelRes = info.labelRes; 9183 res.nonLocalizedLabel = info.nonLocalizedLabel; 9184 if (userNeedsBadging(userId)) { 9185 res.noResourceId = true; 9186 } else { 9187 res.icon = info.icon; 9188 } 9189 res.iconResourceId = info.icon; 9190 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9191 return res; 9192 } 9193 9194 @Override 9195 protected void sortResults(List<ResolveInfo> results) { 9196 Collections.sort(results, mResolvePrioritySorter); 9197 } 9198 9199 @Override 9200 protected void dumpFilter(PrintWriter out, String prefix, 9201 PackageParser.ActivityIntentInfo filter) { 9202 out.print(prefix); out.print( 9203 Integer.toHexString(System.identityHashCode(filter.activity))); 9204 out.print(' '); 9205 filter.activity.printComponentShortName(out); 9206 out.print(" filter "); 9207 out.println(Integer.toHexString(System.identityHashCode(filter))); 9208 } 9209 9210 @Override 9211 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9212 return filter.activity; 9213 } 9214 9215 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9216 PackageParser.Activity activity = (PackageParser.Activity)label; 9217 out.print(prefix); out.print( 9218 Integer.toHexString(System.identityHashCode(activity))); 9219 out.print(' '); 9220 activity.printComponentShortName(out); 9221 if (count > 1) { 9222 out.print(" ("); out.print(count); out.print(" filters)"); 9223 } 9224 out.println(); 9225 } 9226 9227// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9228// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9229// final List<ResolveInfo> retList = Lists.newArrayList(); 9230// while (i.hasNext()) { 9231// final ResolveInfo resolveInfo = i.next(); 9232// if (isEnabledLP(resolveInfo.activityInfo)) { 9233// retList.add(resolveInfo); 9234// } 9235// } 9236// return retList; 9237// } 9238 9239 // Keys are String (activity class name), values are Activity. 9240 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9241 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9242 private int mFlags; 9243 } 9244 9245 private final class ServiceIntentResolver 9246 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9247 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9248 boolean defaultOnly, int userId) { 9249 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9250 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9251 } 9252 9253 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9254 int userId) { 9255 if (!sUserManager.exists(userId)) return null; 9256 mFlags = flags; 9257 return super.queryIntent(intent, resolvedType, 9258 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9259 } 9260 9261 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9262 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9263 if (!sUserManager.exists(userId)) return null; 9264 if (packageServices == null) { 9265 return null; 9266 } 9267 mFlags = flags; 9268 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9269 final int N = packageServices.size(); 9270 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9271 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9272 9273 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9274 for (int i = 0; i < N; ++i) { 9275 intentFilters = packageServices.get(i).intents; 9276 if (intentFilters != null && intentFilters.size() > 0) { 9277 PackageParser.ServiceIntentInfo[] array = 9278 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9279 intentFilters.toArray(array); 9280 listCut.add(array); 9281 } 9282 } 9283 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9284 } 9285 9286 public final void addService(PackageParser.Service s) { 9287 mServices.put(s.getComponentName(), s); 9288 if (DEBUG_SHOW_INFO) { 9289 Log.v(TAG, " " 9290 + (s.info.nonLocalizedLabel != null 9291 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9292 Log.v(TAG, " Class=" + s.info.name); 9293 } 9294 final int NI = s.intents.size(); 9295 int j; 9296 for (j=0; j<NI; j++) { 9297 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9298 if (DEBUG_SHOW_INFO) { 9299 Log.v(TAG, " IntentFilter:"); 9300 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9301 } 9302 if (!intent.debugCheck()) { 9303 Log.w(TAG, "==> For Service " + s.info.name); 9304 } 9305 addFilter(intent); 9306 } 9307 } 9308 9309 public final void removeService(PackageParser.Service s) { 9310 mServices.remove(s.getComponentName()); 9311 if (DEBUG_SHOW_INFO) { 9312 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9313 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9314 Log.v(TAG, " Class=" + s.info.name); 9315 } 9316 final int NI = s.intents.size(); 9317 int j; 9318 for (j=0; j<NI; j++) { 9319 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9320 if (DEBUG_SHOW_INFO) { 9321 Log.v(TAG, " IntentFilter:"); 9322 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9323 } 9324 removeFilter(intent); 9325 } 9326 } 9327 9328 @Override 9329 protected boolean allowFilterResult( 9330 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9331 ServiceInfo filterSi = filter.service.info; 9332 for (int i=dest.size()-1; i>=0; i--) { 9333 ServiceInfo destAi = dest.get(i).serviceInfo; 9334 if (destAi.name == filterSi.name 9335 && destAi.packageName == filterSi.packageName) { 9336 return false; 9337 } 9338 } 9339 return true; 9340 } 9341 9342 @Override 9343 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9344 return new PackageParser.ServiceIntentInfo[size]; 9345 } 9346 9347 @Override 9348 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9349 if (!sUserManager.exists(userId)) return true; 9350 PackageParser.Package p = filter.service.owner; 9351 if (p != null) { 9352 PackageSetting ps = (PackageSetting)p.mExtras; 9353 if (ps != null) { 9354 // System apps are never considered stopped for purposes of 9355 // filtering, because there may be no way for the user to 9356 // actually re-launch them. 9357 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9358 && ps.getStopped(userId); 9359 } 9360 } 9361 return false; 9362 } 9363 9364 @Override 9365 protected boolean isPackageForFilter(String packageName, 9366 PackageParser.ServiceIntentInfo info) { 9367 return packageName.equals(info.service.owner.packageName); 9368 } 9369 9370 @Override 9371 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9372 int match, int userId) { 9373 if (!sUserManager.exists(userId)) return null; 9374 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9375 if (!mSettings.isEnabledAndVisibleLPr(info.service.info, mFlags, userId)) { 9376 return null; 9377 } 9378 final PackageParser.Service service = info.service; 9379 if (mSafeMode && (service.info.applicationInfo.flags 9380 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9381 return null; 9382 } 9383 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9384 if (ps == null) { 9385 return null; 9386 } 9387 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9388 ps.readUserState(userId), userId); 9389 if (si == null) { 9390 return null; 9391 } 9392 final ResolveInfo res = new ResolveInfo(); 9393 res.serviceInfo = si; 9394 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9395 res.filter = filter; 9396 } 9397 res.priority = info.getPriority(); 9398 res.preferredOrder = service.owner.mPreferredOrder; 9399 res.match = match; 9400 res.isDefault = info.hasDefault; 9401 res.labelRes = info.labelRes; 9402 res.nonLocalizedLabel = info.nonLocalizedLabel; 9403 res.icon = info.icon; 9404 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9405 return res; 9406 } 9407 9408 @Override 9409 protected void sortResults(List<ResolveInfo> results) { 9410 Collections.sort(results, mResolvePrioritySorter); 9411 } 9412 9413 @Override 9414 protected void dumpFilter(PrintWriter out, String prefix, 9415 PackageParser.ServiceIntentInfo filter) { 9416 out.print(prefix); out.print( 9417 Integer.toHexString(System.identityHashCode(filter.service))); 9418 out.print(' '); 9419 filter.service.printComponentShortName(out); 9420 out.print(" filter "); 9421 out.println(Integer.toHexString(System.identityHashCode(filter))); 9422 } 9423 9424 @Override 9425 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9426 return filter.service; 9427 } 9428 9429 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9430 PackageParser.Service service = (PackageParser.Service)label; 9431 out.print(prefix); out.print( 9432 Integer.toHexString(System.identityHashCode(service))); 9433 out.print(' '); 9434 service.printComponentShortName(out); 9435 if (count > 1) { 9436 out.print(" ("); out.print(count); out.print(" filters)"); 9437 } 9438 out.println(); 9439 } 9440 9441// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9442// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9443// final List<ResolveInfo> retList = Lists.newArrayList(); 9444// while (i.hasNext()) { 9445// final ResolveInfo resolveInfo = (ResolveInfo) i; 9446// if (isEnabledLP(resolveInfo.serviceInfo)) { 9447// retList.add(resolveInfo); 9448// } 9449// } 9450// return retList; 9451// } 9452 9453 // Keys are String (activity class name), values are Activity. 9454 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9455 = new ArrayMap<ComponentName, PackageParser.Service>(); 9456 private int mFlags; 9457 }; 9458 9459 private final class ProviderIntentResolver 9460 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9461 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9462 boolean defaultOnly, int userId) { 9463 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9464 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9465 } 9466 9467 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9468 int userId) { 9469 if (!sUserManager.exists(userId)) 9470 return null; 9471 mFlags = flags; 9472 return super.queryIntent(intent, resolvedType, 9473 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9474 } 9475 9476 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9477 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9478 if (!sUserManager.exists(userId)) 9479 return null; 9480 if (packageProviders == null) { 9481 return null; 9482 } 9483 mFlags = flags; 9484 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9485 final int N = packageProviders.size(); 9486 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9487 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9488 9489 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9490 for (int i = 0; i < N; ++i) { 9491 intentFilters = packageProviders.get(i).intents; 9492 if (intentFilters != null && intentFilters.size() > 0) { 9493 PackageParser.ProviderIntentInfo[] array = 9494 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9495 intentFilters.toArray(array); 9496 listCut.add(array); 9497 } 9498 } 9499 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9500 } 9501 9502 public final void addProvider(PackageParser.Provider p) { 9503 if (mProviders.containsKey(p.getComponentName())) { 9504 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9505 return; 9506 } 9507 9508 mProviders.put(p.getComponentName(), p); 9509 if (DEBUG_SHOW_INFO) { 9510 Log.v(TAG, " " 9511 + (p.info.nonLocalizedLabel != null 9512 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9513 Log.v(TAG, " Class=" + p.info.name); 9514 } 9515 final int NI = p.intents.size(); 9516 int j; 9517 for (j = 0; j < NI; j++) { 9518 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9519 if (DEBUG_SHOW_INFO) { 9520 Log.v(TAG, " IntentFilter:"); 9521 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9522 } 9523 if (!intent.debugCheck()) { 9524 Log.w(TAG, "==> For Provider " + p.info.name); 9525 } 9526 addFilter(intent); 9527 } 9528 } 9529 9530 public final void removeProvider(PackageParser.Provider p) { 9531 mProviders.remove(p.getComponentName()); 9532 if (DEBUG_SHOW_INFO) { 9533 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9534 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9535 Log.v(TAG, " Class=" + p.info.name); 9536 } 9537 final int NI = p.intents.size(); 9538 int j; 9539 for (j = 0; j < NI; j++) { 9540 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9541 if (DEBUG_SHOW_INFO) { 9542 Log.v(TAG, " IntentFilter:"); 9543 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9544 } 9545 removeFilter(intent); 9546 } 9547 } 9548 9549 @Override 9550 protected boolean allowFilterResult( 9551 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9552 ProviderInfo filterPi = filter.provider.info; 9553 for (int i = dest.size() - 1; i >= 0; i--) { 9554 ProviderInfo destPi = dest.get(i).providerInfo; 9555 if (destPi.name == filterPi.name 9556 && destPi.packageName == filterPi.packageName) { 9557 return false; 9558 } 9559 } 9560 return true; 9561 } 9562 9563 @Override 9564 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9565 return new PackageParser.ProviderIntentInfo[size]; 9566 } 9567 9568 @Override 9569 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9570 if (!sUserManager.exists(userId)) 9571 return true; 9572 PackageParser.Package p = filter.provider.owner; 9573 if (p != null) { 9574 PackageSetting ps = (PackageSetting) p.mExtras; 9575 if (ps != null) { 9576 // System apps are never considered stopped for purposes of 9577 // filtering, because there may be no way for the user to 9578 // actually re-launch them. 9579 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9580 && ps.getStopped(userId); 9581 } 9582 } 9583 return false; 9584 } 9585 9586 @Override 9587 protected boolean isPackageForFilter(String packageName, 9588 PackageParser.ProviderIntentInfo info) { 9589 return packageName.equals(info.provider.owner.packageName); 9590 } 9591 9592 @Override 9593 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9594 int match, int userId) { 9595 if (!sUserManager.exists(userId)) 9596 return null; 9597 final PackageParser.ProviderIntentInfo info = filter; 9598 if (!mSettings.isEnabledAndVisibleLPr(info.provider.info, mFlags, userId)) { 9599 return null; 9600 } 9601 final PackageParser.Provider provider = info.provider; 9602 if (mSafeMode && (provider.info.applicationInfo.flags 9603 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9604 return null; 9605 } 9606 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9607 if (ps == null) { 9608 return null; 9609 } 9610 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9611 ps.readUserState(userId), userId); 9612 if (pi == null) { 9613 return null; 9614 } 9615 final ResolveInfo res = new ResolveInfo(); 9616 res.providerInfo = pi; 9617 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9618 res.filter = filter; 9619 } 9620 res.priority = info.getPriority(); 9621 res.preferredOrder = provider.owner.mPreferredOrder; 9622 res.match = match; 9623 res.isDefault = info.hasDefault; 9624 res.labelRes = info.labelRes; 9625 res.nonLocalizedLabel = info.nonLocalizedLabel; 9626 res.icon = info.icon; 9627 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9628 return res; 9629 } 9630 9631 @Override 9632 protected void sortResults(List<ResolveInfo> results) { 9633 Collections.sort(results, mResolvePrioritySorter); 9634 } 9635 9636 @Override 9637 protected void dumpFilter(PrintWriter out, String prefix, 9638 PackageParser.ProviderIntentInfo filter) { 9639 out.print(prefix); 9640 out.print( 9641 Integer.toHexString(System.identityHashCode(filter.provider))); 9642 out.print(' '); 9643 filter.provider.printComponentShortName(out); 9644 out.print(" filter "); 9645 out.println(Integer.toHexString(System.identityHashCode(filter))); 9646 } 9647 9648 @Override 9649 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9650 return filter.provider; 9651 } 9652 9653 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9654 PackageParser.Provider provider = (PackageParser.Provider)label; 9655 out.print(prefix); out.print( 9656 Integer.toHexString(System.identityHashCode(provider))); 9657 out.print(' '); 9658 provider.printComponentShortName(out); 9659 if (count > 1) { 9660 out.print(" ("); out.print(count); out.print(" filters)"); 9661 } 9662 out.println(); 9663 } 9664 9665 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9666 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9667 private int mFlags; 9668 } 9669 9670 private static final class EphemeralIntentResolver 9671 extends IntentResolver<IntentFilter, ResolveInfo> { 9672 @Override 9673 protected IntentFilter[] newArray(int size) { 9674 return new IntentFilter[size]; 9675 } 9676 9677 @Override 9678 protected boolean isPackageForFilter(String packageName, IntentFilter info) { 9679 return true; 9680 } 9681 9682 @Override 9683 protected ResolveInfo newResult(IntentFilter info, int match, int userId) { 9684 if (!sUserManager.exists(userId)) return null; 9685 final ResolveInfo res = new ResolveInfo(); 9686 res.filter = info; 9687 return res; 9688 } 9689 } 9690 9691 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9692 new Comparator<ResolveInfo>() { 9693 public int compare(ResolveInfo r1, ResolveInfo r2) { 9694 int v1 = r1.priority; 9695 int v2 = r2.priority; 9696 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9697 if (v1 != v2) { 9698 return (v1 > v2) ? -1 : 1; 9699 } 9700 v1 = r1.preferredOrder; 9701 v2 = r2.preferredOrder; 9702 if (v1 != v2) { 9703 return (v1 > v2) ? -1 : 1; 9704 } 9705 if (r1.isDefault != r2.isDefault) { 9706 return r1.isDefault ? -1 : 1; 9707 } 9708 v1 = r1.match; 9709 v2 = r2.match; 9710 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9711 if (v1 != v2) { 9712 return (v1 > v2) ? -1 : 1; 9713 } 9714 if (r1.system != r2.system) { 9715 return r1.system ? -1 : 1; 9716 } 9717 return 0; 9718 } 9719 }; 9720 9721 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9722 new Comparator<ProviderInfo>() { 9723 public int compare(ProviderInfo p1, ProviderInfo p2) { 9724 final int v1 = p1.initOrder; 9725 final int v2 = p2.initOrder; 9726 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9727 } 9728 }; 9729 9730 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9731 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9732 final int[] userIds) { 9733 mHandler.post(new Runnable() { 9734 @Override 9735 public void run() { 9736 try { 9737 final IActivityManager am = ActivityManagerNative.getDefault(); 9738 if (am == null) return; 9739 final int[] resolvedUserIds; 9740 if (userIds == null) { 9741 resolvedUserIds = am.getRunningUserIds(); 9742 } else { 9743 resolvedUserIds = userIds; 9744 } 9745 for (int id : resolvedUserIds) { 9746 final Intent intent = new Intent(action, 9747 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9748 if (extras != null) { 9749 intent.putExtras(extras); 9750 } 9751 if (targetPkg != null) { 9752 intent.setPackage(targetPkg); 9753 } 9754 // Modify the UID when posting to other users 9755 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9756 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9757 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9758 intent.putExtra(Intent.EXTRA_UID, uid); 9759 } 9760 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9761 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9762 if (DEBUG_BROADCASTS) { 9763 RuntimeException here = new RuntimeException("here"); 9764 here.fillInStackTrace(); 9765 Slog.d(TAG, "Sending to user " + id + ": " 9766 + intent.toShortString(false, true, false, false) 9767 + " " + intent.getExtras(), here); 9768 } 9769 am.broadcastIntent(null, intent, null, finishedReceiver, 9770 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9771 null, finishedReceiver != null, false, id); 9772 } 9773 } catch (RemoteException ex) { 9774 } 9775 } 9776 }); 9777 } 9778 9779 /** 9780 * Check if the external storage media is available. This is true if there 9781 * is a mounted external storage medium or if the external storage is 9782 * emulated. 9783 */ 9784 private boolean isExternalMediaAvailable() { 9785 return mMediaMounted || Environment.isExternalStorageEmulated(); 9786 } 9787 9788 @Override 9789 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9790 // writer 9791 synchronized (mPackages) { 9792 if (!isExternalMediaAvailable()) { 9793 // If the external storage is no longer mounted at this point, 9794 // the caller may not have been able to delete all of this 9795 // packages files and can not delete any more. Bail. 9796 return null; 9797 } 9798 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9799 if (lastPackage != null) { 9800 pkgs.remove(lastPackage); 9801 } 9802 if (pkgs.size() > 0) { 9803 return pkgs.get(0); 9804 } 9805 } 9806 return null; 9807 } 9808 9809 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9810 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9811 userId, andCode ? 1 : 0, packageName); 9812 if (mSystemReady) { 9813 msg.sendToTarget(); 9814 } else { 9815 if (mPostSystemReadyMessages == null) { 9816 mPostSystemReadyMessages = new ArrayList<>(); 9817 } 9818 mPostSystemReadyMessages.add(msg); 9819 } 9820 } 9821 9822 void startCleaningPackages() { 9823 // reader 9824 synchronized (mPackages) { 9825 if (!isExternalMediaAvailable()) { 9826 return; 9827 } 9828 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9829 return; 9830 } 9831 } 9832 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9833 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9834 IActivityManager am = ActivityManagerNative.getDefault(); 9835 if (am != null) { 9836 try { 9837 am.startService(null, intent, null, mContext.getOpPackageName(), 9838 UserHandle.USER_SYSTEM); 9839 } catch (RemoteException e) { 9840 } 9841 } 9842 } 9843 9844 @Override 9845 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9846 int installFlags, String installerPackageName, VerificationParams verificationParams, 9847 String packageAbiOverride) { 9848 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9849 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9850 } 9851 9852 @Override 9853 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9854 int installFlags, String installerPackageName, VerificationParams verificationParams, 9855 String packageAbiOverride, int userId) { 9856 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9857 9858 final int callingUid = Binder.getCallingUid(); 9859 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9860 9861 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9862 try { 9863 if (observer != null) { 9864 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9865 } 9866 } catch (RemoteException re) { 9867 } 9868 return; 9869 } 9870 9871 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9872 installFlags |= PackageManager.INSTALL_FROM_ADB; 9873 9874 } else { 9875 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9876 // about installerPackageName. 9877 9878 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9879 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9880 } 9881 9882 UserHandle user; 9883 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9884 user = UserHandle.ALL; 9885 } else { 9886 user = new UserHandle(userId); 9887 } 9888 9889 // Only system components can circumvent runtime permissions when installing. 9890 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9891 && mContext.checkCallingOrSelfPermission(Manifest.permission 9892 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9893 throw new SecurityException("You need the " 9894 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9895 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9896 } 9897 9898 verificationParams.setInstallerUid(callingUid); 9899 9900 final File originFile = new File(originPath); 9901 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9902 9903 final Message msg = mHandler.obtainMessage(INIT_COPY); 9904 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 9905 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 9906 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 9907 msg.obj = params; 9908 9909 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 9910 System.identityHashCode(msg.obj)); 9911 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9912 System.identityHashCode(msg.obj)); 9913 9914 mHandler.sendMessage(msg); 9915 } 9916 9917 void installStage(String packageName, File stagedDir, String stagedCid, 9918 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 9919 String installerPackageName, int installerUid, UserHandle user) { 9920 if (DEBUG_EPHEMERAL) { 9921 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 9922 Slog.d(TAG, "Ephemeral install of " + packageName); 9923 } 9924 } 9925 final VerificationParams verifParams = new VerificationParams( 9926 null, sessionParams.originatingUri, sessionParams.referrerUri, 9927 sessionParams.originatingUid, null); 9928 verifParams.setInstallerUid(installerUid); 9929 9930 final OriginInfo origin; 9931 if (stagedDir != null) { 9932 origin = OriginInfo.fromStagedFile(stagedDir); 9933 } else { 9934 origin = OriginInfo.fromStagedContainer(stagedCid); 9935 } 9936 9937 final Message msg = mHandler.obtainMessage(INIT_COPY); 9938 final InstallParams params = new InstallParams(origin, null, observer, 9939 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 9940 verifParams, user, sessionParams.abiOverride, 9941 sessionParams.grantedRuntimePermissions); 9942 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 9943 msg.obj = params; 9944 9945 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 9946 System.identityHashCode(msg.obj)); 9947 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9948 System.identityHashCode(msg.obj)); 9949 9950 mHandler.sendMessage(msg); 9951 } 9952 9953 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9954 Bundle extras = new Bundle(1); 9955 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9956 9957 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9958 packageName, extras, 0, null, null, new int[] {userId}); 9959 try { 9960 IActivityManager am = ActivityManagerNative.getDefault(); 9961 final boolean isSystem = 9962 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9963 if (isSystem && am.isUserRunning(userId, 0)) { 9964 // The just-installed/enabled app is bundled on the system, so presumed 9965 // to be able to run automatically without needing an explicit launch. 9966 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9967 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9968 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9969 .setPackage(packageName); 9970 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9971 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9972 } 9973 } catch (RemoteException e) { 9974 // shouldn't happen 9975 Slog.w(TAG, "Unable to bootstrap installed package", e); 9976 } 9977 } 9978 9979 @Override 9980 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9981 int userId) { 9982 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9983 PackageSetting pkgSetting; 9984 final int uid = Binder.getCallingUid(); 9985 enforceCrossUserPermission(uid, userId, true, true, 9986 "setApplicationHiddenSetting for user " + userId); 9987 9988 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9989 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9990 return false; 9991 } 9992 9993 long callingId = Binder.clearCallingIdentity(); 9994 try { 9995 boolean sendAdded = false; 9996 boolean sendRemoved = false; 9997 // writer 9998 synchronized (mPackages) { 9999 pkgSetting = mSettings.mPackages.get(packageName); 10000 if (pkgSetting == null) { 10001 return false; 10002 } 10003 if (pkgSetting.getHidden(userId) != hidden) { 10004 pkgSetting.setHidden(hidden, userId); 10005 mSettings.writePackageRestrictionsLPr(userId); 10006 if (hidden) { 10007 sendRemoved = true; 10008 } else { 10009 sendAdded = true; 10010 } 10011 } 10012 } 10013 if (sendAdded) { 10014 sendPackageAddedForUser(packageName, pkgSetting, userId); 10015 return true; 10016 } 10017 if (sendRemoved) { 10018 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10019 "hiding pkg"); 10020 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10021 return true; 10022 } 10023 } finally { 10024 Binder.restoreCallingIdentity(callingId); 10025 } 10026 return false; 10027 } 10028 10029 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10030 int userId) { 10031 final PackageRemovedInfo info = new PackageRemovedInfo(); 10032 info.removedPackage = packageName; 10033 info.removedUsers = new int[] {userId}; 10034 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10035 info.sendBroadcast(false, false, false); 10036 } 10037 10038 /** 10039 * Returns true if application is not found or there was an error. Otherwise it returns 10040 * the hidden state of the package for the given user. 10041 */ 10042 @Override 10043 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10044 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10045 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10046 false, "getApplicationHidden for user " + userId); 10047 PackageSetting pkgSetting; 10048 long callingId = Binder.clearCallingIdentity(); 10049 try { 10050 // writer 10051 synchronized (mPackages) { 10052 pkgSetting = mSettings.mPackages.get(packageName); 10053 if (pkgSetting == null) { 10054 return true; 10055 } 10056 return pkgSetting.getHidden(userId); 10057 } 10058 } finally { 10059 Binder.restoreCallingIdentity(callingId); 10060 } 10061 } 10062 10063 /** 10064 * @hide 10065 */ 10066 @Override 10067 public int installExistingPackageAsUser(String packageName, int userId) { 10068 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10069 null); 10070 PackageSetting pkgSetting; 10071 final int uid = Binder.getCallingUid(); 10072 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10073 + userId); 10074 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10075 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10076 } 10077 10078 long callingId = Binder.clearCallingIdentity(); 10079 try { 10080 boolean sendAdded = false; 10081 10082 // writer 10083 synchronized (mPackages) { 10084 pkgSetting = mSettings.mPackages.get(packageName); 10085 if (pkgSetting == null) { 10086 return PackageManager.INSTALL_FAILED_INVALID_URI; 10087 } 10088 if (!pkgSetting.getInstalled(userId)) { 10089 pkgSetting.setInstalled(true, userId); 10090 pkgSetting.setHidden(false, userId); 10091 mSettings.writePackageRestrictionsLPr(userId); 10092 sendAdded = true; 10093 } 10094 } 10095 10096 if (sendAdded) { 10097 sendPackageAddedForUser(packageName, pkgSetting, userId); 10098 } 10099 } finally { 10100 Binder.restoreCallingIdentity(callingId); 10101 } 10102 10103 return PackageManager.INSTALL_SUCCEEDED; 10104 } 10105 10106 boolean isUserRestricted(int userId, String restrictionKey) { 10107 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10108 if (restrictions.getBoolean(restrictionKey, false)) { 10109 Log.w(TAG, "User is restricted: " + restrictionKey); 10110 return true; 10111 } 10112 return false; 10113 } 10114 10115 @Override 10116 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10117 mContext.enforceCallingOrSelfPermission( 10118 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10119 "Only package verification agents can verify applications"); 10120 10121 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10122 final PackageVerificationResponse response = new PackageVerificationResponse( 10123 verificationCode, Binder.getCallingUid()); 10124 msg.arg1 = id; 10125 msg.obj = response; 10126 mHandler.sendMessage(msg); 10127 } 10128 10129 @Override 10130 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10131 long millisecondsToDelay) { 10132 mContext.enforceCallingOrSelfPermission( 10133 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10134 "Only package verification agents can extend verification timeouts"); 10135 10136 final PackageVerificationState state = mPendingVerification.get(id); 10137 final PackageVerificationResponse response = new PackageVerificationResponse( 10138 verificationCodeAtTimeout, Binder.getCallingUid()); 10139 10140 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10141 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10142 } 10143 if (millisecondsToDelay < 0) { 10144 millisecondsToDelay = 0; 10145 } 10146 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10147 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10148 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10149 } 10150 10151 if ((state != null) && !state.timeoutExtended()) { 10152 state.extendTimeout(); 10153 10154 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10155 msg.arg1 = id; 10156 msg.obj = response; 10157 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10158 } 10159 } 10160 10161 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10162 int verificationCode, UserHandle user) { 10163 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10164 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10165 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10166 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10167 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10168 10169 mContext.sendBroadcastAsUser(intent, user, 10170 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10171 } 10172 10173 private ComponentName matchComponentForVerifier(String packageName, 10174 List<ResolveInfo> receivers) { 10175 ActivityInfo targetReceiver = null; 10176 10177 final int NR = receivers.size(); 10178 for (int i = 0; i < NR; i++) { 10179 final ResolveInfo info = receivers.get(i); 10180 if (info.activityInfo == null) { 10181 continue; 10182 } 10183 10184 if (packageName.equals(info.activityInfo.packageName)) { 10185 targetReceiver = info.activityInfo; 10186 break; 10187 } 10188 } 10189 10190 if (targetReceiver == null) { 10191 return null; 10192 } 10193 10194 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10195 } 10196 10197 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10198 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10199 if (pkgInfo.verifiers.length == 0) { 10200 return null; 10201 } 10202 10203 final int N = pkgInfo.verifiers.length; 10204 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10205 for (int i = 0; i < N; i++) { 10206 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10207 10208 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10209 receivers); 10210 if (comp == null) { 10211 continue; 10212 } 10213 10214 final int verifierUid = getUidForVerifier(verifierInfo); 10215 if (verifierUid == -1) { 10216 continue; 10217 } 10218 10219 if (DEBUG_VERIFY) { 10220 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10221 + " with the correct signature"); 10222 } 10223 sufficientVerifiers.add(comp); 10224 verificationState.addSufficientVerifier(verifierUid); 10225 } 10226 10227 return sufficientVerifiers; 10228 } 10229 10230 private int getUidForVerifier(VerifierInfo verifierInfo) { 10231 synchronized (mPackages) { 10232 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10233 if (pkg == null) { 10234 return -1; 10235 } else if (pkg.mSignatures.length != 1) { 10236 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10237 + " has more than one signature; ignoring"); 10238 return -1; 10239 } 10240 10241 /* 10242 * If the public key of the package's signature does not match 10243 * our expected public key, then this is a different package and 10244 * we should skip. 10245 */ 10246 10247 final byte[] expectedPublicKey; 10248 try { 10249 final Signature verifierSig = pkg.mSignatures[0]; 10250 final PublicKey publicKey = verifierSig.getPublicKey(); 10251 expectedPublicKey = publicKey.getEncoded(); 10252 } catch (CertificateException e) { 10253 return -1; 10254 } 10255 10256 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10257 10258 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10259 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10260 + " does not have the expected public key; ignoring"); 10261 return -1; 10262 } 10263 10264 return pkg.applicationInfo.uid; 10265 } 10266 } 10267 10268 @Override 10269 public void finishPackageInstall(int token) { 10270 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10271 10272 if (DEBUG_INSTALL) { 10273 Slog.v(TAG, "BM finishing package install for " + token); 10274 } 10275 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10276 10277 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10278 mHandler.sendMessage(msg); 10279 } 10280 10281 /** 10282 * Get the verification agent timeout. 10283 * 10284 * @return verification timeout in milliseconds 10285 */ 10286 private long getVerificationTimeout() { 10287 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10288 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10289 DEFAULT_VERIFICATION_TIMEOUT); 10290 } 10291 10292 /** 10293 * Get the default verification agent response code. 10294 * 10295 * @return default verification response code 10296 */ 10297 private int getDefaultVerificationResponse() { 10298 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10299 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10300 DEFAULT_VERIFICATION_RESPONSE); 10301 } 10302 10303 /** 10304 * Check whether or not package verification has been enabled. 10305 * 10306 * @return true if verification should be performed 10307 */ 10308 private boolean isVerificationEnabled(int userId, int installFlags) { 10309 if (!DEFAULT_VERIFY_ENABLE) { 10310 return false; 10311 } 10312 // TODO: fix b/25118622; don't bypass verification 10313 if (Build.IS_DEBUGGABLE && (installFlags & PackageManager.INSTALL_QUICK) != 0) { 10314 return false; 10315 } 10316 // Ephemeral apps don't get the full verification treatment 10317 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10318 if (DEBUG_EPHEMERAL) { 10319 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10320 } 10321 return false; 10322 } 10323 10324 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10325 10326 // Check if installing from ADB 10327 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10328 // Do not run verification in a test harness environment 10329 if (ActivityManager.isRunningInTestHarness()) { 10330 return false; 10331 } 10332 if (ensureVerifyAppsEnabled) { 10333 return true; 10334 } 10335 // Check if the developer does not want package verification for ADB installs 10336 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10337 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10338 return false; 10339 } 10340 } 10341 10342 if (ensureVerifyAppsEnabled) { 10343 return true; 10344 } 10345 10346 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10347 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10348 } 10349 10350 @Override 10351 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10352 throws RemoteException { 10353 mContext.enforceCallingOrSelfPermission( 10354 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10355 "Only intentfilter verification agents can verify applications"); 10356 10357 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10358 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10359 Binder.getCallingUid(), verificationCode, failedDomains); 10360 msg.arg1 = id; 10361 msg.obj = response; 10362 mHandler.sendMessage(msg); 10363 } 10364 10365 @Override 10366 public int getIntentVerificationStatus(String packageName, int userId) { 10367 synchronized (mPackages) { 10368 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10369 } 10370 } 10371 10372 @Override 10373 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10374 mContext.enforceCallingOrSelfPermission( 10375 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10376 10377 boolean result = false; 10378 synchronized (mPackages) { 10379 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10380 } 10381 if (result) { 10382 scheduleWritePackageRestrictionsLocked(userId); 10383 } 10384 return result; 10385 } 10386 10387 @Override 10388 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10389 synchronized (mPackages) { 10390 return mSettings.getIntentFilterVerificationsLPr(packageName); 10391 } 10392 } 10393 10394 @Override 10395 public List<IntentFilter> getAllIntentFilters(String packageName) { 10396 if (TextUtils.isEmpty(packageName)) { 10397 return Collections.<IntentFilter>emptyList(); 10398 } 10399 synchronized (mPackages) { 10400 PackageParser.Package pkg = mPackages.get(packageName); 10401 if (pkg == null || pkg.activities == null) { 10402 return Collections.<IntentFilter>emptyList(); 10403 } 10404 final int count = pkg.activities.size(); 10405 ArrayList<IntentFilter> result = new ArrayList<>(); 10406 for (int n=0; n<count; n++) { 10407 PackageParser.Activity activity = pkg.activities.get(n); 10408 if (activity.intents != null || activity.intents.size() > 0) { 10409 result.addAll(activity.intents); 10410 } 10411 } 10412 return result; 10413 } 10414 } 10415 10416 @Override 10417 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10418 mContext.enforceCallingOrSelfPermission( 10419 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10420 10421 synchronized (mPackages) { 10422 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10423 if (packageName != null) { 10424 result |= updateIntentVerificationStatus(packageName, 10425 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10426 userId); 10427 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10428 packageName, userId); 10429 } 10430 return result; 10431 } 10432 } 10433 10434 @Override 10435 public String getDefaultBrowserPackageName(int userId) { 10436 synchronized (mPackages) { 10437 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10438 } 10439 } 10440 10441 /** 10442 * Get the "allow unknown sources" setting. 10443 * 10444 * @return the current "allow unknown sources" setting 10445 */ 10446 private int getUnknownSourcesSettings() { 10447 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10448 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10449 -1); 10450 } 10451 10452 @Override 10453 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10454 final int uid = Binder.getCallingUid(); 10455 // writer 10456 synchronized (mPackages) { 10457 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10458 if (targetPackageSetting == null) { 10459 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10460 } 10461 10462 PackageSetting installerPackageSetting; 10463 if (installerPackageName != null) { 10464 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10465 if (installerPackageSetting == null) { 10466 throw new IllegalArgumentException("Unknown installer package: " 10467 + installerPackageName); 10468 } 10469 } else { 10470 installerPackageSetting = null; 10471 } 10472 10473 Signature[] callerSignature; 10474 Object obj = mSettings.getUserIdLPr(uid); 10475 if (obj != null) { 10476 if (obj instanceof SharedUserSetting) { 10477 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10478 } else if (obj instanceof PackageSetting) { 10479 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10480 } else { 10481 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10482 } 10483 } else { 10484 throw new SecurityException("Unknown calling uid " + uid); 10485 } 10486 10487 // Verify: can't set installerPackageName to a package that is 10488 // not signed with the same cert as the caller. 10489 if (installerPackageSetting != null) { 10490 if (compareSignatures(callerSignature, 10491 installerPackageSetting.signatures.mSignatures) 10492 != PackageManager.SIGNATURE_MATCH) { 10493 throw new SecurityException( 10494 "Caller does not have same cert as new installer package " 10495 + installerPackageName); 10496 } 10497 } 10498 10499 // Verify: if target already has an installer package, it must 10500 // be signed with the same cert as the caller. 10501 if (targetPackageSetting.installerPackageName != null) { 10502 PackageSetting setting = mSettings.mPackages.get( 10503 targetPackageSetting.installerPackageName); 10504 // If the currently set package isn't valid, then it's always 10505 // okay to change it. 10506 if (setting != null) { 10507 if (compareSignatures(callerSignature, 10508 setting.signatures.mSignatures) 10509 != PackageManager.SIGNATURE_MATCH) { 10510 throw new SecurityException( 10511 "Caller does not have same cert as old installer package " 10512 + targetPackageSetting.installerPackageName); 10513 } 10514 } 10515 } 10516 10517 // Okay! 10518 targetPackageSetting.installerPackageName = installerPackageName; 10519 scheduleWriteSettingsLocked(); 10520 } 10521 } 10522 10523 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10524 // Queue up an async operation since the package installation may take a little while. 10525 mHandler.post(new Runnable() { 10526 public void run() { 10527 mHandler.removeCallbacks(this); 10528 // Result object to be returned 10529 PackageInstalledInfo res = new PackageInstalledInfo(); 10530 res.returnCode = currentStatus; 10531 res.uid = -1; 10532 res.pkg = null; 10533 res.removedInfo = new PackageRemovedInfo(); 10534 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10535 args.doPreInstall(res.returnCode); 10536 synchronized (mInstallLock) { 10537 installPackageTracedLI(args, res); 10538 } 10539 args.doPostInstall(res.returnCode, res.uid); 10540 } 10541 10542 // A restore should be performed at this point if (a) the install 10543 // succeeded, (b) the operation is not an update, and (c) the new 10544 // package has not opted out of backup participation. 10545 final boolean update = res.removedInfo.removedPackage != null; 10546 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10547 boolean doRestore = !update 10548 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10549 10550 // Set up the post-install work request bookkeeping. This will be used 10551 // and cleaned up by the post-install event handling regardless of whether 10552 // there's a restore pass performed. Token values are >= 1. 10553 int token; 10554 if (mNextInstallToken < 0) mNextInstallToken = 1; 10555 token = mNextInstallToken++; 10556 10557 PostInstallData data = new PostInstallData(args, res); 10558 mRunningInstalls.put(token, data); 10559 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10560 10561 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10562 // Pass responsibility to the Backup Manager. It will perform a 10563 // restore if appropriate, then pass responsibility back to the 10564 // Package Manager to run the post-install observer callbacks 10565 // and broadcasts. 10566 IBackupManager bm = IBackupManager.Stub.asInterface( 10567 ServiceManager.getService(Context.BACKUP_SERVICE)); 10568 if (bm != null) { 10569 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10570 + " to BM for possible restore"); 10571 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10572 try { 10573 // TODO: http://b/22388012 10574 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10575 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10576 } else { 10577 doRestore = false; 10578 } 10579 } catch (RemoteException e) { 10580 // can't happen; the backup manager is local 10581 } catch (Exception e) { 10582 Slog.e(TAG, "Exception trying to enqueue restore", e); 10583 doRestore = false; 10584 } 10585 } else { 10586 Slog.e(TAG, "Backup Manager not found!"); 10587 doRestore = false; 10588 } 10589 } 10590 10591 if (!doRestore) { 10592 // No restore possible, or the Backup Manager was mysteriously not 10593 // available -- just fire the post-install work request directly. 10594 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10595 10596 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10597 10598 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10599 mHandler.sendMessage(msg); 10600 } 10601 } 10602 }); 10603 } 10604 10605 private abstract class HandlerParams { 10606 private static final int MAX_RETRIES = 4; 10607 10608 /** 10609 * Number of times startCopy() has been attempted and had a non-fatal 10610 * error. 10611 */ 10612 private int mRetries = 0; 10613 10614 /** User handle for the user requesting the information or installation. */ 10615 private final UserHandle mUser; 10616 String traceMethod; 10617 int traceCookie; 10618 10619 HandlerParams(UserHandle user) { 10620 mUser = user; 10621 } 10622 10623 UserHandle getUser() { 10624 return mUser; 10625 } 10626 10627 HandlerParams setTraceMethod(String traceMethod) { 10628 this.traceMethod = traceMethod; 10629 return this; 10630 } 10631 10632 HandlerParams setTraceCookie(int traceCookie) { 10633 this.traceCookie = traceCookie; 10634 return this; 10635 } 10636 10637 final boolean startCopy() { 10638 boolean res; 10639 try { 10640 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10641 10642 if (++mRetries > MAX_RETRIES) { 10643 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10644 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10645 handleServiceError(); 10646 return false; 10647 } else { 10648 handleStartCopy(); 10649 res = true; 10650 } 10651 } catch (RemoteException e) { 10652 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10653 mHandler.sendEmptyMessage(MCS_RECONNECT); 10654 res = false; 10655 } 10656 handleReturnCode(); 10657 return res; 10658 } 10659 10660 final void serviceError() { 10661 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10662 handleServiceError(); 10663 handleReturnCode(); 10664 } 10665 10666 abstract void handleStartCopy() throws RemoteException; 10667 abstract void handleServiceError(); 10668 abstract void handleReturnCode(); 10669 } 10670 10671 class MeasureParams extends HandlerParams { 10672 private final PackageStats mStats; 10673 private boolean mSuccess; 10674 10675 private final IPackageStatsObserver mObserver; 10676 10677 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10678 super(new UserHandle(stats.userHandle)); 10679 mObserver = observer; 10680 mStats = stats; 10681 } 10682 10683 @Override 10684 public String toString() { 10685 return "MeasureParams{" 10686 + Integer.toHexString(System.identityHashCode(this)) 10687 + " " + mStats.packageName + "}"; 10688 } 10689 10690 @Override 10691 void handleStartCopy() throws RemoteException { 10692 synchronized (mInstallLock) { 10693 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10694 } 10695 10696 if (mSuccess) { 10697 final boolean mounted; 10698 if (Environment.isExternalStorageEmulated()) { 10699 mounted = true; 10700 } else { 10701 final String status = Environment.getExternalStorageState(); 10702 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10703 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10704 } 10705 10706 if (mounted) { 10707 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10708 10709 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10710 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10711 10712 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10713 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10714 10715 // Always subtract cache size, since it's a subdirectory 10716 mStats.externalDataSize -= mStats.externalCacheSize; 10717 10718 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10719 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10720 10721 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10722 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10723 } 10724 } 10725 } 10726 10727 @Override 10728 void handleReturnCode() { 10729 if (mObserver != null) { 10730 try { 10731 mObserver.onGetStatsCompleted(mStats, mSuccess); 10732 } catch (RemoteException e) { 10733 Slog.i(TAG, "Observer no longer exists."); 10734 } 10735 } 10736 } 10737 10738 @Override 10739 void handleServiceError() { 10740 Slog.e(TAG, "Could not measure application " + mStats.packageName 10741 + " external storage"); 10742 } 10743 } 10744 10745 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10746 throws RemoteException { 10747 long result = 0; 10748 for (File path : paths) { 10749 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10750 } 10751 return result; 10752 } 10753 10754 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10755 for (File path : paths) { 10756 try { 10757 mcs.clearDirectory(path.getAbsolutePath()); 10758 } catch (RemoteException e) { 10759 } 10760 } 10761 } 10762 10763 static class OriginInfo { 10764 /** 10765 * Location where install is coming from, before it has been 10766 * copied/renamed into place. This could be a single monolithic APK 10767 * file, or a cluster directory. This location may be untrusted. 10768 */ 10769 final File file; 10770 final String cid; 10771 10772 /** 10773 * Flag indicating that {@link #file} or {@link #cid} has already been 10774 * staged, meaning downstream users don't need to defensively copy the 10775 * contents. 10776 */ 10777 final boolean staged; 10778 10779 /** 10780 * Flag indicating that {@link #file} or {@link #cid} is an already 10781 * installed app that is being moved. 10782 */ 10783 final boolean existing; 10784 10785 final String resolvedPath; 10786 final File resolvedFile; 10787 10788 static OriginInfo fromNothing() { 10789 return new OriginInfo(null, null, false, false); 10790 } 10791 10792 static OriginInfo fromUntrustedFile(File file) { 10793 return new OriginInfo(file, null, false, false); 10794 } 10795 10796 static OriginInfo fromExistingFile(File file) { 10797 return new OriginInfo(file, null, false, true); 10798 } 10799 10800 static OriginInfo fromStagedFile(File file) { 10801 return new OriginInfo(file, null, true, false); 10802 } 10803 10804 static OriginInfo fromStagedContainer(String cid) { 10805 return new OriginInfo(null, cid, true, false); 10806 } 10807 10808 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10809 this.file = file; 10810 this.cid = cid; 10811 this.staged = staged; 10812 this.existing = existing; 10813 10814 if (cid != null) { 10815 resolvedPath = PackageHelper.getSdDir(cid); 10816 resolvedFile = new File(resolvedPath); 10817 } else if (file != null) { 10818 resolvedPath = file.getAbsolutePath(); 10819 resolvedFile = file; 10820 } else { 10821 resolvedPath = null; 10822 resolvedFile = null; 10823 } 10824 } 10825 } 10826 10827 class MoveInfo { 10828 final int moveId; 10829 final String fromUuid; 10830 final String toUuid; 10831 final String packageName; 10832 final String dataAppName; 10833 final int appId; 10834 final String seinfo; 10835 10836 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10837 String dataAppName, int appId, String seinfo) { 10838 this.moveId = moveId; 10839 this.fromUuid = fromUuid; 10840 this.toUuid = toUuid; 10841 this.packageName = packageName; 10842 this.dataAppName = dataAppName; 10843 this.appId = appId; 10844 this.seinfo = seinfo; 10845 } 10846 } 10847 10848 class InstallParams extends HandlerParams { 10849 final OriginInfo origin; 10850 final MoveInfo move; 10851 final IPackageInstallObserver2 observer; 10852 int installFlags; 10853 final String installerPackageName; 10854 final String volumeUuid; 10855 final VerificationParams verificationParams; 10856 private InstallArgs mArgs; 10857 private int mRet; 10858 final String packageAbiOverride; 10859 final String[] grantedRuntimePermissions; 10860 10861 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10862 int installFlags, String installerPackageName, String volumeUuid, 10863 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10864 String[] grantedPermissions) { 10865 super(user); 10866 this.origin = origin; 10867 this.move = move; 10868 this.observer = observer; 10869 this.installFlags = installFlags; 10870 this.installerPackageName = installerPackageName; 10871 this.volumeUuid = volumeUuid; 10872 this.verificationParams = verificationParams; 10873 this.packageAbiOverride = packageAbiOverride; 10874 this.grantedRuntimePermissions = grantedPermissions; 10875 } 10876 10877 @Override 10878 public String toString() { 10879 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10880 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10881 } 10882 10883 public ManifestDigest getManifestDigest() { 10884 if (verificationParams == null) { 10885 return null; 10886 } 10887 return verificationParams.getManifestDigest(); 10888 } 10889 10890 private int installLocationPolicy(PackageInfoLite pkgLite) { 10891 String packageName = pkgLite.packageName; 10892 int installLocation = pkgLite.installLocation; 10893 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10894 // reader 10895 synchronized (mPackages) { 10896 PackageParser.Package pkg = mPackages.get(packageName); 10897 if (pkg != null) { 10898 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10899 // Check for downgrading. 10900 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10901 try { 10902 checkDowngrade(pkg, pkgLite); 10903 } catch (PackageManagerException e) { 10904 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10905 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10906 } 10907 } 10908 // Check for updated system application. 10909 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10910 if (onSd) { 10911 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10912 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10913 } 10914 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10915 } else { 10916 if (onSd) { 10917 // Install flag overrides everything. 10918 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10919 } 10920 // If current upgrade specifies particular preference 10921 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10922 // Application explicitly specified internal. 10923 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10924 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10925 // App explictly prefers external. Let policy decide 10926 } else { 10927 // Prefer previous location 10928 if (isExternal(pkg)) { 10929 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10930 } 10931 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10932 } 10933 } 10934 } else { 10935 // Invalid install. Return error code 10936 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10937 } 10938 } 10939 } 10940 // All the special cases have been taken care of. 10941 // Return result based on recommended install location. 10942 if (onSd) { 10943 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10944 } 10945 return pkgLite.recommendedInstallLocation; 10946 } 10947 10948 /* 10949 * Invoke remote method to get package information and install 10950 * location values. Override install location based on default 10951 * policy if needed and then create install arguments based 10952 * on the install location. 10953 */ 10954 public void handleStartCopy() throws RemoteException { 10955 int ret = PackageManager.INSTALL_SUCCEEDED; 10956 10957 // If we're already staged, we've firmly committed to an install location 10958 if (origin.staged) { 10959 if (origin.file != null) { 10960 installFlags |= PackageManager.INSTALL_INTERNAL; 10961 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10962 } else if (origin.cid != null) { 10963 installFlags |= PackageManager.INSTALL_EXTERNAL; 10964 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10965 } else { 10966 throw new IllegalStateException("Invalid stage location"); 10967 } 10968 } 10969 10970 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10971 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10972 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 10973 PackageInfoLite pkgLite = null; 10974 10975 if (onInt && onSd) { 10976 // Check if both bits are set. 10977 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10978 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10979 } else if (onSd && ephemeral) { 10980 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 10981 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10982 } else { 10983 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10984 packageAbiOverride); 10985 10986 if (DEBUG_EPHEMERAL && ephemeral) { 10987 Slog.v(TAG, "pkgLite for install: " + pkgLite); 10988 } 10989 10990 /* 10991 * If we have too little free space, try to free cache 10992 * before giving up. 10993 */ 10994 if (!origin.staged && pkgLite.recommendedInstallLocation 10995 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10996 // TODO: focus freeing disk space on the target device 10997 final StorageManager storage = StorageManager.from(mContext); 10998 final long lowThreshold = storage.getStorageLowBytes( 10999 Environment.getDataDirectory()); 11000 11001 final long sizeBytes = mContainerService.calculateInstalledSize( 11002 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11003 11004 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 11005 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11006 installFlags, packageAbiOverride); 11007 } 11008 11009 /* 11010 * The cache free must have deleted the file we 11011 * downloaded to install. 11012 * 11013 * TODO: fix the "freeCache" call to not delete 11014 * the file we care about. 11015 */ 11016 if (pkgLite.recommendedInstallLocation 11017 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11018 pkgLite.recommendedInstallLocation 11019 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11020 } 11021 } 11022 } 11023 11024 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11025 int loc = pkgLite.recommendedInstallLocation; 11026 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11027 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11028 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11029 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11030 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11031 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11032 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11033 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11034 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11035 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11036 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11037 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11038 } else { 11039 // Override with defaults if needed. 11040 loc = installLocationPolicy(pkgLite); 11041 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11042 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11043 } else if (!onSd && !onInt) { 11044 // Override install location with flags 11045 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11046 // Set the flag to install on external media. 11047 installFlags |= PackageManager.INSTALL_EXTERNAL; 11048 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11049 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11050 if (DEBUG_EPHEMERAL) { 11051 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11052 } 11053 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11054 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11055 |PackageManager.INSTALL_INTERNAL); 11056 } else { 11057 // Make sure the flag for installing on external 11058 // media is unset 11059 installFlags |= PackageManager.INSTALL_INTERNAL; 11060 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11061 } 11062 } 11063 } 11064 } 11065 11066 final InstallArgs args = createInstallArgs(this); 11067 mArgs = args; 11068 11069 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11070 // TODO: http://b/22976637 11071 // Apps installed for "all" users use the device owner to verify the app 11072 UserHandle verifierUser = getUser(); 11073 if (verifierUser == UserHandle.ALL) { 11074 verifierUser = UserHandle.SYSTEM; 11075 } 11076 11077 /* 11078 * Determine if we have any installed package verifiers. If we 11079 * do, then we'll defer to them to verify the packages. 11080 */ 11081 final int requiredUid = mRequiredVerifierPackage == null ? -1 11082 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 11083 if (!origin.existing && requiredUid != -1 11084 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11085 final Intent verification = new Intent( 11086 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11087 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11088 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11089 PACKAGE_MIME_TYPE); 11090 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11091 11092 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11093 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 11094 verifierUser.getIdentifier()); 11095 11096 if (DEBUG_VERIFY) { 11097 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11098 + verification.toString() + " with " + pkgLite.verifiers.length 11099 + " optional verifiers"); 11100 } 11101 11102 final int verificationId = mPendingVerificationToken++; 11103 11104 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11105 11106 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11107 installerPackageName); 11108 11109 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11110 installFlags); 11111 11112 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11113 pkgLite.packageName); 11114 11115 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11116 pkgLite.versionCode); 11117 11118 if (verificationParams != null) { 11119 if (verificationParams.getVerificationURI() != null) { 11120 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11121 verificationParams.getVerificationURI()); 11122 } 11123 if (verificationParams.getOriginatingURI() != null) { 11124 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11125 verificationParams.getOriginatingURI()); 11126 } 11127 if (verificationParams.getReferrer() != null) { 11128 verification.putExtra(Intent.EXTRA_REFERRER, 11129 verificationParams.getReferrer()); 11130 } 11131 if (verificationParams.getOriginatingUid() >= 0) { 11132 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11133 verificationParams.getOriginatingUid()); 11134 } 11135 if (verificationParams.getInstallerUid() >= 0) { 11136 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11137 verificationParams.getInstallerUid()); 11138 } 11139 } 11140 11141 final PackageVerificationState verificationState = new PackageVerificationState( 11142 requiredUid, args); 11143 11144 mPendingVerification.append(verificationId, verificationState); 11145 11146 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11147 receivers, verificationState); 11148 11149 /* 11150 * If any sufficient verifiers were listed in the package 11151 * manifest, attempt to ask them. 11152 */ 11153 if (sufficientVerifiers != null) { 11154 final int N = sufficientVerifiers.size(); 11155 if (N == 0) { 11156 Slog.i(TAG, "Additional verifiers required, but none installed."); 11157 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11158 } else { 11159 for (int i = 0; i < N; i++) { 11160 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11161 11162 final Intent sufficientIntent = new Intent(verification); 11163 sufficientIntent.setComponent(verifierComponent); 11164 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11165 } 11166 } 11167 } 11168 11169 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11170 mRequiredVerifierPackage, receivers); 11171 if (ret == PackageManager.INSTALL_SUCCEEDED 11172 && mRequiredVerifierPackage != null) { 11173 Trace.asyncTraceBegin( 11174 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11175 /* 11176 * Send the intent to the required verification agent, 11177 * but only start the verification timeout after the 11178 * target BroadcastReceivers have run. 11179 */ 11180 verification.setComponent(requiredVerifierComponent); 11181 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11182 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11183 new BroadcastReceiver() { 11184 @Override 11185 public void onReceive(Context context, Intent intent) { 11186 final Message msg = mHandler 11187 .obtainMessage(CHECK_PENDING_VERIFICATION); 11188 msg.arg1 = verificationId; 11189 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11190 } 11191 }, null, 0, null, null); 11192 11193 /* 11194 * We don't want the copy to proceed until verification 11195 * succeeds, so null out this field. 11196 */ 11197 mArgs = null; 11198 } 11199 } else { 11200 /* 11201 * No package verification is enabled, so immediately start 11202 * the remote call to initiate copy using temporary file. 11203 */ 11204 ret = args.copyApk(mContainerService, true); 11205 } 11206 } 11207 11208 mRet = ret; 11209 } 11210 11211 @Override 11212 void handleReturnCode() { 11213 // If mArgs is null, then MCS couldn't be reached. When it 11214 // reconnects, it will try again to install. At that point, this 11215 // will succeed. 11216 if (mArgs != null) { 11217 processPendingInstall(mArgs, mRet); 11218 } 11219 } 11220 11221 @Override 11222 void handleServiceError() { 11223 mArgs = createInstallArgs(this); 11224 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11225 } 11226 11227 public boolean isForwardLocked() { 11228 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11229 } 11230 } 11231 11232 /** 11233 * Used during creation of InstallArgs 11234 * 11235 * @param installFlags package installation flags 11236 * @return true if should be installed on external storage 11237 */ 11238 private static boolean installOnExternalAsec(int installFlags) { 11239 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11240 return false; 11241 } 11242 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11243 return true; 11244 } 11245 return false; 11246 } 11247 11248 /** 11249 * Used during creation of InstallArgs 11250 * 11251 * @param installFlags package installation flags 11252 * @return true if should be installed as forward locked 11253 */ 11254 private static boolean installForwardLocked(int installFlags) { 11255 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11256 } 11257 11258 private InstallArgs createInstallArgs(InstallParams params) { 11259 if (params.move != null) { 11260 return new MoveInstallArgs(params); 11261 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11262 return new AsecInstallArgs(params); 11263 } else { 11264 return new FileInstallArgs(params); 11265 } 11266 } 11267 11268 /** 11269 * Create args that describe an existing installed package. Typically used 11270 * when cleaning up old installs, or used as a move source. 11271 */ 11272 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11273 String resourcePath, String[] instructionSets) { 11274 final boolean isInAsec; 11275 if (installOnExternalAsec(installFlags)) { 11276 /* Apps on SD card are always in ASEC containers. */ 11277 isInAsec = true; 11278 } else if (installForwardLocked(installFlags) 11279 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11280 /* 11281 * Forward-locked apps are only in ASEC containers if they're the 11282 * new style 11283 */ 11284 isInAsec = true; 11285 } else { 11286 isInAsec = false; 11287 } 11288 11289 if (isInAsec) { 11290 return new AsecInstallArgs(codePath, instructionSets, 11291 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11292 } else { 11293 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11294 } 11295 } 11296 11297 static abstract class InstallArgs { 11298 /** @see InstallParams#origin */ 11299 final OriginInfo origin; 11300 /** @see InstallParams#move */ 11301 final MoveInfo move; 11302 11303 final IPackageInstallObserver2 observer; 11304 // Always refers to PackageManager flags only 11305 final int installFlags; 11306 final String installerPackageName; 11307 final String volumeUuid; 11308 final ManifestDigest manifestDigest; 11309 final UserHandle user; 11310 final String abiOverride; 11311 final String[] installGrantPermissions; 11312 /** If non-null, drop an async trace when the install completes */ 11313 final String traceMethod; 11314 final int traceCookie; 11315 11316 // The list of instruction sets supported by this app. This is currently 11317 // only used during the rmdex() phase to clean up resources. We can get rid of this 11318 // if we move dex files under the common app path. 11319 /* nullable */ String[] instructionSets; 11320 11321 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11322 int installFlags, String installerPackageName, String volumeUuid, 11323 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 11324 String abiOverride, String[] installGrantPermissions, 11325 String traceMethod, int traceCookie) { 11326 this.origin = origin; 11327 this.move = move; 11328 this.installFlags = installFlags; 11329 this.observer = observer; 11330 this.installerPackageName = installerPackageName; 11331 this.volumeUuid = volumeUuid; 11332 this.manifestDigest = manifestDigest; 11333 this.user = user; 11334 this.instructionSets = instructionSets; 11335 this.abiOverride = abiOverride; 11336 this.installGrantPermissions = installGrantPermissions; 11337 this.traceMethod = traceMethod; 11338 this.traceCookie = traceCookie; 11339 } 11340 11341 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11342 abstract int doPreInstall(int status); 11343 11344 /** 11345 * Rename package into final resting place. All paths on the given 11346 * scanned package should be updated to reflect the rename. 11347 */ 11348 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11349 abstract int doPostInstall(int status, int uid); 11350 11351 /** @see PackageSettingBase#codePathString */ 11352 abstract String getCodePath(); 11353 /** @see PackageSettingBase#resourcePathString */ 11354 abstract String getResourcePath(); 11355 11356 // Need installer lock especially for dex file removal. 11357 abstract void cleanUpResourcesLI(); 11358 abstract boolean doPostDeleteLI(boolean delete); 11359 11360 /** 11361 * Called before the source arguments are copied. This is used mostly 11362 * for MoveParams when it needs to read the source file to put it in the 11363 * destination. 11364 */ 11365 int doPreCopy() { 11366 return PackageManager.INSTALL_SUCCEEDED; 11367 } 11368 11369 /** 11370 * Called after the source arguments are copied. This is used mostly for 11371 * MoveParams when it needs to read the source file to put it in the 11372 * destination. 11373 * 11374 * @return 11375 */ 11376 int doPostCopy(int uid) { 11377 return PackageManager.INSTALL_SUCCEEDED; 11378 } 11379 11380 protected boolean isFwdLocked() { 11381 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11382 } 11383 11384 protected boolean isExternalAsec() { 11385 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11386 } 11387 11388 protected boolean isEphemeral() { 11389 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11390 } 11391 11392 UserHandle getUser() { 11393 return user; 11394 } 11395 } 11396 11397 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11398 if (!allCodePaths.isEmpty()) { 11399 if (instructionSets == null) { 11400 throw new IllegalStateException("instructionSet == null"); 11401 } 11402 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11403 for (String codePath : allCodePaths) { 11404 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11405 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11406 if (retCode < 0) { 11407 Slog.w(TAG, "Couldn't remove dex file for package: " 11408 + " at location " + codePath + ", retcode=" + retCode); 11409 // we don't consider this to be a failure of the core package deletion 11410 } 11411 } 11412 } 11413 } 11414 } 11415 11416 /** 11417 * Logic to handle installation of non-ASEC applications, including copying 11418 * and renaming logic. 11419 */ 11420 class FileInstallArgs extends InstallArgs { 11421 private File codeFile; 11422 private File resourceFile; 11423 11424 // Example topology: 11425 // /data/app/com.example/base.apk 11426 // /data/app/com.example/split_foo.apk 11427 // /data/app/com.example/lib/arm/libfoo.so 11428 // /data/app/com.example/lib/arm64/libfoo.so 11429 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11430 11431 /** New install */ 11432 FileInstallArgs(InstallParams params) { 11433 super(params.origin, params.move, params.observer, params.installFlags, 11434 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11435 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11436 params.grantedRuntimePermissions, 11437 params.traceMethod, params.traceCookie); 11438 if (isFwdLocked()) { 11439 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11440 } 11441 } 11442 11443 /** Existing install */ 11444 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11445 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11446 null, null, null, 0); 11447 this.codeFile = (codePath != null) ? new File(codePath) : null; 11448 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11449 } 11450 11451 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11452 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11453 try { 11454 return doCopyApk(imcs, temp); 11455 } finally { 11456 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11457 } 11458 } 11459 11460 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11461 if (origin.staged) { 11462 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11463 codeFile = origin.file; 11464 resourceFile = origin.file; 11465 return PackageManager.INSTALL_SUCCEEDED; 11466 } 11467 11468 try { 11469 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11470 final File tempDir = 11471 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11472 codeFile = tempDir; 11473 resourceFile = tempDir; 11474 } catch (IOException e) { 11475 Slog.w(TAG, "Failed to create copy file: " + e); 11476 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11477 } 11478 11479 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11480 @Override 11481 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11482 if (!FileUtils.isValidExtFilename(name)) { 11483 throw new IllegalArgumentException("Invalid filename: " + name); 11484 } 11485 try { 11486 final File file = new File(codeFile, name); 11487 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11488 O_RDWR | O_CREAT, 0644); 11489 Os.chmod(file.getAbsolutePath(), 0644); 11490 return new ParcelFileDescriptor(fd); 11491 } catch (ErrnoException e) { 11492 throw new RemoteException("Failed to open: " + e.getMessage()); 11493 } 11494 } 11495 }; 11496 11497 int ret = PackageManager.INSTALL_SUCCEEDED; 11498 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11499 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11500 Slog.e(TAG, "Failed to copy package"); 11501 return ret; 11502 } 11503 11504 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11505 NativeLibraryHelper.Handle handle = null; 11506 try { 11507 handle = NativeLibraryHelper.Handle.create(codeFile); 11508 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11509 abiOverride); 11510 } catch (IOException e) { 11511 Slog.e(TAG, "Copying native libraries failed", e); 11512 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11513 } finally { 11514 IoUtils.closeQuietly(handle); 11515 } 11516 11517 return ret; 11518 } 11519 11520 int doPreInstall(int status) { 11521 if (status != PackageManager.INSTALL_SUCCEEDED) { 11522 cleanUp(); 11523 } 11524 return status; 11525 } 11526 11527 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11528 if (status != PackageManager.INSTALL_SUCCEEDED) { 11529 cleanUp(); 11530 return false; 11531 } 11532 11533 final File targetDir = codeFile.getParentFile(); 11534 final File beforeCodeFile = codeFile; 11535 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11536 11537 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11538 try { 11539 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11540 } catch (ErrnoException e) { 11541 Slog.w(TAG, "Failed to rename", e); 11542 return false; 11543 } 11544 11545 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11546 Slog.w(TAG, "Failed to restorecon"); 11547 return false; 11548 } 11549 11550 // Reflect the rename internally 11551 codeFile = afterCodeFile; 11552 resourceFile = afterCodeFile; 11553 11554 // Reflect the rename in scanned details 11555 pkg.codePath = afterCodeFile.getAbsolutePath(); 11556 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11557 pkg.baseCodePath); 11558 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11559 pkg.splitCodePaths); 11560 11561 // Reflect the rename in app info 11562 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11563 pkg.applicationInfo.setCodePath(pkg.codePath); 11564 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11565 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11566 pkg.applicationInfo.setResourcePath(pkg.codePath); 11567 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11568 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11569 11570 return true; 11571 } 11572 11573 int doPostInstall(int status, int uid) { 11574 if (status != PackageManager.INSTALL_SUCCEEDED) { 11575 cleanUp(); 11576 } 11577 return status; 11578 } 11579 11580 @Override 11581 String getCodePath() { 11582 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11583 } 11584 11585 @Override 11586 String getResourcePath() { 11587 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11588 } 11589 11590 private boolean cleanUp() { 11591 if (codeFile == null || !codeFile.exists()) { 11592 return false; 11593 } 11594 11595 if (codeFile.isDirectory()) { 11596 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11597 } else { 11598 codeFile.delete(); 11599 } 11600 11601 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11602 resourceFile.delete(); 11603 } 11604 11605 return true; 11606 } 11607 11608 void cleanUpResourcesLI() { 11609 // Try enumerating all code paths before deleting 11610 List<String> allCodePaths = Collections.EMPTY_LIST; 11611 if (codeFile != null && codeFile.exists()) { 11612 try { 11613 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11614 allCodePaths = pkg.getAllCodePaths(); 11615 } catch (PackageParserException e) { 11616 // Ignored; we tried our best 11617 } 11618 } 11619 11620 cleanUp(); 11621 removeDexFiles(allCodePaths, instructionSets); 11622 } 11623 11624 boolean doPostDeleteLI(boolean delete) { 11625 // XXX err, shouldn't we respect the delete flag? 11626 cleanUpResourcesLI(); 11627 return true; 11628 } 11629 } 11630 11631 private boolean isAsecExternal(String cid) { 11632 final String asecPath = PackageHelper.getSdFilesystem(cid); 11633 return !asecPath.startsWith(mAsecInternalPath); 11634 } 11635 11636 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11637 PackageManagerException { 11638 if (copyRet < 0) { 11639 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11640 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11641 throw new PackageManagerException(copyRet, message); 11642 } 11643 } 11644 } 11645 11646 /** 11647 * Extract the MountService "container ID" from the full code path of an 11648 * .apk. 11649 */ 11650 static String cidFromCodePath(String fullCodePath) { 11651 int eidx = fullCodePath.lastIndexOf("/"); 11652 String subStr1 = fullCodePath.substring(0, eidx); 11653 int sidx = subStr1.lastIndexOf("/"); 11654 return subStr1.substring(sidx+1, eidx); 11655 } 11656 11657 /** 11658 * Logic to handle installation of ASEC applications, including copying and 11659 * renaming logic. 11660 */ 11661 class AsecInstallArgs extends InstallArgs { 11662 static final String RES_FILE_NAME = "pkg.apk"; 11663 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11664 11665 String cid; 11666 String packagePath; 11667 String resourcePath; 11668 11669 /** New install */ 11670 AsecInstallArgs(InstallParams params) { 11671 super(params.origin, params.move, params.observer, params.installFlags, 11672 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11673 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11674 params.grantedRuntimePermissions, 11675 params.traceMethod, params.traceCookie); 11676 } 11677 11678 /** Existing install */ 11679 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11680 boolean isExternal, boolean isForwardLocked) { 11681 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11682 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11683 instructionSets, null, null, null, 0); 11684 // Hackily pretend we're still looking at a full code path 11685 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11686 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11687 } 11688 11689 // Extract cid from fullCodePath 11690 int eidx = fullCodePath.lastIndexOf("/"); 11691 String subStr1 = fullCodePath.substring(0, eidx); 11692 int sidx = subStr1.lastIndexOf("/"); 11693 cid = subStr1.substring(sidx+1, eidx); 11694 setMountPath(subStr1); 11695 } 11696 11697 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11698 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11699 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11700 instructionSets, null, null, null, 0); 11701 this.cid = cid; 11702 setMountPath(PackageHelper.getSdDir(cid)); 11703 } 11704 11705 void createCopyFile() { 11706 cid = mInstallerService.allocateExternalStageCidLegacy(); 11707 } 11708 11709 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11710 if (origin.staged && origin.cid != null) { 11711 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11712 cid = origin.cid; 11713 setMountPath(PackageHelper.getSdDir(cid)); 11714 return PackageManager.INSTALL_SUCCEEDED; 11715 } 11716 11717 if (temp) { 11718 createCopyFile(); 11719 } else { 11720 /* 11721 * Pre-emptively destroy the container since it's destroyed if 11722 * copying fails due to it existing anyway. 11723 */ 11724 PackageHelper.destroySdDir(cid); 11725 } 11726 11727 final String newMountPath = imcs.copyPackageToContainer( 11728 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11729 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11730 11731 if (newMountPath != null) { 11732 setMountPath(newMountPath); 11733 return PackageManager.INSTALL_SUCCEEDED; 11734 } else { 11735 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11736 } 11737 } 11738 11739 @Override 11740 String getCodePath() { 11741 return packagePath; 11742 } 11743 11744 @Override 11745 String getResourcePath() { 11746 return resourcePath; 11747 } 11748 11749 int doPreInstall(int status) { 11750 if (status != PackageManager.INSTALL_SUCCEEDED) { 11751 // Destroy container 11752 PackageHelper.destroySdDir(cid); 11753 } else { 11754 boolean mounted = PackageHelper.isContainerMounted(cid); 11755 if (!mounted) { 11756 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11757 Process.SYSTEM_UID); 11758 if (newMountPath != null) { 11759 setMountPath(newMountPath); 11760 } else { 11761 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11762 } 11763 } 11764 } 11765 return status; 11766 } 11767 11768 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11769 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11770 String newMountPath = null; 11771 if (PackageHelper.isContainerMounted(cid)) { 11772 // Unmount the container 11773 if (!PackageHelper.unMountSdDir(cid)) { 11774 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11775 return false; 11776 } 11777 } 11778 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11779 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11780 " which might be stale. Will try to clean up."); 11781 // Clean up the stale container and proceed to recreate. 11782 if (!PackageHelper.destroySdDir(newCacheId)) { 11783 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11784 return false; 11785 } 11786 // Successfully cleaned up stale container. Try to rename again. 11787 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11788 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11789 + " inspite of cleaning it up."); 11790 return false; 11791 } 11792 } 11793 if (!PackageHelper.isContainerMounted(newCacheId)) { 11794 Slog.w(TAG, "Mounting container " + newCacheId); 11795 newMountPath = PackageHelper.mountSdDir(newCacheId, 11796 getEncryptKey(), Process.SYSTEM_UID); 11797 } else { 11798 newMountPath = PackageHelper.getSdDir(newCacheId); 11799 } 11800 if (newMountPath == null) { 11801 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11802 return false; 11803 } 11804 Log.i(TAG, "Succesfully renamed " + cid + 11805 " to " + newCacheId + 11806 " at new path: " + newMountPath); 11807 cid = newCacheId; 11808 11809 final File beforeCodeFile = new File(packagePath); 11810 setMountPath(newMountPath); 11811 final File afterCodeFile = new File(packagePath); 11812 11813 // Reflect the rename in scanned details 11814 pkg.codePath = afterCodeFile.getAbsolutePath(); 11815 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11816 pkg.baseCodePath); 11817 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11818 pkg.splitCodePaths); 11819 11820 // Reflect the rename in app info 11821 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11822 pkg.applicationInfo.setCodePath(pkg.codePath); 11823 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11824 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11825 pkg.applicationInfo.setResourcePath(pkg.codePath); 11826 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11827 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11828 11829 return true; 11830 } 11831 11832 private void setMountPath(String mountPath) { 11833 final File mountFile = new File(mountPath); 11834 11835 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11836 if (monolithicFile.exists()) { 11837 packagePath = monolithicFile.getAbsolutePath(); 11838 if (isFwdLocked()) { 11839 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11840 } else { 11841 resourcePath = packagePath; 11842 } 11843 } else { 11844 packagePath = mountFile.getAbsolutePath(); 11845 resourcePath = packagePath; 11846 } 11847 } 11848 11849 int doPostInstall(int status, int uid) { 11850 if (status != PackageManager.INSTALL_SUCCEEDED) { 11851 cleanUp(); 11852 } else { 11853 final int groupOwner; 11854 final String protectedFile; 11855 if (isFwdLocked()) { 11856 groupOwner = UserHandle.getSharedAppGid(uid); 11857 protectedFile = RES_FILE_NAME; 11858 } else { 11859 groupOwner = -1; 11860 protectedFile = null; 11861 } 11862 11863 if (uid < Process.FIRST_APPLICATION_UID 11864 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11865 Slog.e(TAG, "Failed to finalize " + cid); 11866 PackageHelper.destroySdDir(cid); 11867 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11868 } 11869 11870 boolean mounted = PackageHelper.isContainerMounted(cid); 11871 if (!mounted) { 11872 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11873 } 11874 } 11875 return status; 11876 } 11877 11878 private void cleanUp() { 11879 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11880 11881 // Destroy secure container 11882 PackageHelper.destroySdDir(cid); 11883 } 11884 11885 private List<String> getAllCodePaths() { 11886 final File codeFile = new File(getCodePath()); 11887 if (codeFile != null && codeFile.exists()) { 11888 try { 11889 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11890 return pkg.getAllCodePaths(); 11891 } catch (PackageParserException e) { 11892 // Ignored; we tried our best 11893 } 11894 } 11895 return Collections.EMPTY_LIST; 11896 } 11897 11898 void cleanUpResourcesLI() { 11899 // Enumerate all code paths before deleting 11900 cleanUpResourcesLI(getAllCodePaths()); 11901 } 11902 11903 private void cleanUpResourcesLI(List<String> allCodePaths) { 11904 cleanUp(); 11905 removeDexFiles(allCodePaths, instructionSets); 11906 } 11907 11908 String getPackageName() { 11909 return getAsecPackageName(cid); 11910 } 11911 11912 boolean doPostDeleteLI(boolean delete) { 11913 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11914 final List<String> allCodePaths = getAllCodePaths(); 11915 boolean mounted = PackageHelper.isContainerMounted(cid); 11916 if (mounted) { 11917 // Unmount first 11918 if (PackageHelper.unMountSdDir(cid)) { 11919 mounted = false; 11920 } 11921 } 11922 if (!mounted && delete) { 11923 cleanUpResourcesLI(allCodePaths); 11924 } 11925 return !mounted; 11926 } 11927 11928 @Override 11929 int doPreCopy() { 11930 if (isFwdLocked()) { 11931 if (!PackageHelper.fixSdPermissions(cid, 11932 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11933 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11934 } 11935 } 11936 11937 return PackageManager.INSTALL_SUCCEEDED; 11938 } 11939 11940 @Override 11941 int doPostCopy(int uid) { 11942 if (isFwdLocked()) { 11943 if (uid < Process.FIRST_APPLICATION_UID 11944 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11945 RES_FILE_NAME)) { 11946 Slog.e(TAG, "Failed to finalize " + cid); 11947 PackageHelper.destroySdDir(cid); 11948 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11949 } 11950 } 11951 11952 return PackageManager.INSTALL_SUCCEEDED; 11953 } 11954 } 11955 11956 /** 11957 * Logic to handle movement of existing installed applications. 11958 */ 11959 class MoveInstallArgs extends InstallArgs { 11960 private File codeFile; 11961 private File resourceFile; 11962 11963 /** New install */ 11964 MoveInstallArgs(InstallParams params) { 11965 super(params.origin, params.move, params.observer, params.installFlags, 11966 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11967 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11968 params.grantedRuntimePermissions, 11969 params.traceMethod, params.traceCookie); 11970 } 11971 11972 int copyApk(IMediaContainerService imcs, boolean temp) { 11973 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11974 + move.fromUuid + " to " + move.toUuid); 11975 synchronized (mInstaller) { 11976 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11977 move.dataAppName, move.appId, move.seinfo) != 0) { 11978 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11979 } 11980 } 11981 11982 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11983 resourceFile = codeFile; 11984 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11985 11986 return PackageManager.INSTALL_SUCCEEDED; 11987 } 11988 11989 int doPreInstall(int status) { 11990 if (status != PackageManager.INSTALL_SUCCEEDED) { 11991 cleanUp(move.toUuid); 11992 } 11993 return status; 11994 } 11995 11996 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11997 if (status != PackageManager.INSTALL_SUCCEEDED) { 11998 cleanUp(move.toUuid); 11999 return false; 12000 } 12001 12002 // Reflect the move in app info 12003 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12004 pkg.applicationInfo.setCodePath(pkg.codePath); 12005 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12006 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12007 pkg.applicationInfo.setResourcePath(pkg.codePath); 12008 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12009 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12010 12011 return true; 12012 } 12013 12014 int doPostInstall(int status, int uid) { 12015 if (status == PackageManager.INSTALL_SUCCEEDED) { 12016 cleanUp(move.fromUuid); 12017 } else { 12018 cleanUp(move.toUuid); 12019 } 12020 return status; 12021 } 12022 12023 @Override 12024 String getCodePath() { 12025 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12026 } 12027 12028 @Override 12029 String getResourcePath() { 12030 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12031 } 12032 12033 private boolean cleanUp(String volumeUuid) { 12034 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12035 move.dataAppName); 12036 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12037 synchronized (mInstallLock) { 12038 // Clean up both app data and code 12039 removeDataDirsLI(volumeUuid, move.packageName); 12040 if (codeFile.isDirectory()) { 12041 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 12042 } else { 12043 codeFile.delete(); 12044 } 12045 } 12046 return true; 12047 } 12048 12049 void cleanUpResourcesLI() { 12050 throw new UnsupportedOperationException(); 12051 } 12052 12053 boolean doPostDeleteLI(boolean delete) { 12054 throw new UnsupportedOperationException(); 12055 } 12056 } 12057 12058 static String getAsecPackageName(String packageCid) { 12059 int idx = packageCid.lastIndexOf("-"); 12060 if (idx == -1) { 12061 return packageCid; 12062 } 12063 return packageCid.substring(0, idx); 12064 } 12065 12066 // Utility method used to create code paths based on package name and available index. 12067 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12068 String idxStr = ""; 12069 int idx = 1; 12070 // Fall back to default value of idx=1 if prefix is not 12071 // part of oldCodePath 12072 if (oldCodePath != null) { 12073 String subStr = oldCodePath; 12074 // Drop the suffix right away 12075 if (suffix != null && subStr.endsWith(suffix)) { 12076 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12077 } 12078 // If oldCodePath already contains prefix find out the 12079 // ending index to either increment or decrement. 12080 int sidx = subStr.lastIndexOf(prefix); 12081 if (sidx != -1) { 12082 subStr = subStr.substring(sidx + prefix.length()); 12083 if (subStr != null) { 12084 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12085 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12086 } 12087 try { 12088 idx = Integer.parseInt(subStr); 12089 if (idx <= 1) { 12090 idx++; 12091 } else { 12092 idx--; 12093 } 12094 } catch(NumberFormatException e) { 12095 } 12096 } 12097 } 12098 } 12099 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12100 return prefix + idxStr; 12101 } 12102 12103 private File getNextCodePath(File targetDir, String packageName) { 12104 int suffix = 1; 12105 File result; 12106 do { 12107 result = new File(targetDir, packageName + "-" + suffix); 12108 suffix++; 12109 } while (result.exists()); 12110 return result; 12111 } 12112 12113 // Utility method that returns the relative package path with respect 12114 // to the installation directory. Like say for /data/data/com.test-1.apk 12115 // string com.test-1 is returned. 12116 static String deriveCodePathName(String codePath) { 12117 if (codePath == null) { 12118 return null; 12119 } 12120 final File codeFile = new File(codePath); 12121 final String name = codeFile.getName(); 12122 if (codeFile.isDirectory()) { 12123 return name; 12124 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12125 final int lastDot = name.lastIndexOf('.'); 12126 return name.substring(0, lastDot); 12127 } else { 12128 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12129 return null; 12130 } 12131 } 12132 12133 class PackageInstalledInfo { 12134 String name; 12135 int uid; 12136 // The set of users that originally had this package installed. 12137 int[] origUsers; 12138 // The set of users that now have this package installed. 12139 int[] newUsers; 12140 PackageParser.Package pkg; 12141 int returnCode; 12142 String returnMsg; 12143 PackageRemovedInfo removedInfo; 12144 12145 public void setError(int code, String msg) { 12146 returnCode = code; 12147 returnMsg = msg; 12148 Slog.w(TAG, msg); 12149 } 12150 12151 public void setError(String msg, PackageParserException e) { 12152 returnCode = e.error; 12153 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12154 Slog.w(TAG, msg, e); 12155 } 12156 12157 public void setError(String msg, PackageManagerException e) { 12158 returnCode = e.error; 12159 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12160 Slog.w(TAG, msg, e); 12161 } 12162 12163 // In some error cases we want to convey more info back to the observer 12164 String origPackage; 12165 String origPermission; 12166 } 12167 12168 /* 12169 * Install a non-existing package. 12170 */ 12171 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12172 UserHandle user, String installerPackageName, String volumeUuid, 12173 PackageInstalledInfo res) { 12174 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12175 12176 // Remember this for later, in case we need to rollback this install 12177 String pkgName = pkg.packageName; 12178 12179 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12180 // TODO: b/23350563 12181 final boolean dataDirExists = Environment 12182 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12183 12184 synchronized(mPackages) { 12185 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12186 // A package with the same name is already installed, though 12187 // it has been renamed to an older name. The package we 12188 // are trying to install should be installed as an update to 12189 // the existing one, but that has not been requested, so bail. 12190 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12191 + " without first uninstalling package running as " 12192 + mSettings.mRenamedPackages.get(pkgName)); 12193 return; 12194 } 12195 if (mPackages.containsKey(pkgName)) { 12196 // Don't allow installation over an existing package with the same name. 12197 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12198 + " without first uninstalling."); 12199 return; 12200 } 12201 } 12202 12203 try { 12204 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12205 System.currentTimeMillis(), user); 12206 12207 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12208 // delete the partially installed application. the data directory will have to be 12209 // restored if it was already existing 12210 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12211 // remove package from internal structures. Note that we want deletePackageX to 12212 // delete the package data and cache directories that it created in 12213 // scanPackageLocked, unless those directories existed before we even tried to 12214 // install. 12215 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12216 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12217 res.removedInfo, true); 12218 } 12219 12220 } catch (PackageManagerException e) { 12221 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12222 } 12223 12224 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12225 } 12226 12227 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12228 // Can't rotate keys during boot or if sharedUser. 12229 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12230 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12231 return false; 12232 } 12233 // app is using upgradeKeySets; make sure all are valid 12234 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12235 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12236 for (int i = 0; i < upgradeKeySets.length; i++) { 12237 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12238 Slog.wtf(TAG, "Package " 12239 + (oldPs.name != null ? oldPs.name : "<null>") 12240 + " contains upgrade-key-set reference to unknown key-set: " 12241 + upgradeKeySets[i] 12242 + " reverting to signatures check."); 12243 return false; 12244 } 12245 } 12246 return true; 12247 } 12248 12249 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12250 // Upgrade keysets are being used. Determine if new package has a superset of the 12251 // required keys. 12252 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12253 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12254 for (int i = 0; i < upgradeKeySets.length; i++) { 12255 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12256 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12257 return true; 12258 } 12259 } 12260 return false; 12261 } 12262 12263 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12264 UserHandle user, String installerPackageName, String volumeUuid, 12265 PackageInstalledInfo res) { 12266 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12267 12268 final PackageParser.Package oldPackage; 12269 final String pkgName = pkg.packageName; 12270 final int[] allUsers; 12271 final boolean[] perUserInstalled; 12272 12273 // First find the old package info and check signatures 12274 synchronized(mPackages) { 12275 oldPackage = mPackages.get(pkgName); 12276 final boolean oldIsEphemeral 12277 = ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_EPHEMERAL) != 0); 12278 if (isEphemeral && !oldIsEphemeral) { 12279 // can't downgrade from full to ephemeral 12280 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12281 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12282 return; 12283 } 12284 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12285 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12286 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12287 if(!checkUpgradeKeySetLP(ps, pkg)) { 12288 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12289 "New package not signed by keys specified by upgrade-keysets: " 12290 + pkgName); 12291 return; 12292 } 12293 } else { 12294 // default to original signature matching 12295 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12296 != PackageManager.SIGNATURE_MATCH) { 12297 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12298 "New package has a different signature: " + pkgName); 12299 return; 12300 } 12301 } 12302 12303 // In case of rollback, remember per-user/profile install state 12304 allUsers = sUserManager.getUserIds(); 12305 perUserInstalled = new boolean[allUsers.length]; 12306 for (int i = 0; i < allUsers.length; i++) { 12307 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12308 } 12309 } 12310 12311 boolean sysPkg = (isSystemApp(oldPackage)); 12312 if (sysPkg) { 12313 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12314 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12315 } else { 12316 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12317 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12318 } 12319 } 12320 12321 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12322 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12323 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12324 String volumeUuid, PackageInstalledInfo res) { 12325 String pkgName = deletedPackage.packageName; 12326 boolean deletedPkg = true; 12327 boolean updatedSettings = false; 12328 12329 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12330 + deletedPackage); 12331 long origUpdateTime; 12332 if (pkg.mExtras != null) { 12333 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12334 } else { 12335 origUpdateTime = 0; 12336 } 12337 12338 // First delete the existing package while retaining the data directory 12339 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12340 res.removedInfo, true)) { 12341 // If the existing package wasn't successfully deleted 12342 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12343 deletedPkg = false; 12344 } else { 12345 // Successfully deleted the old package; proceed with replace. 12346 12347 // If deleted package lived in a container, give users a chance to 12348 // relinquish resources before killing. 12349 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12350 if (DEBUG_INSTALL) { 12351 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12352 } 12353 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12354 final ArrayList<String> pkgList = new ArrayList<String>(1); 12355 pkgList.add(deletedPackage.applicationInfo.packageName); 12356 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12357 } 12358 12359 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12360 try { 12361 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12362 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12363 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12364 perUserInstalled, res, user); 12365 updatedSettings = true; 12366 } catch (PackageManagerException e) { 12367 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12368 } 12369 } 12370 12371 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12372 // remove package from internal structures. Note that we want deletePackageX to 12373 // delete the package data and cache directories that it created in 12374 // scanPackageLocked, unless those directories existed before we even tried to 12375 // install. 12376 if(updatedSettings) { 12377 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12378 deletePackageLI( 12379 pkgName, null, true, allUsers, perUserInstalled, 12380 PackageManager.DELETE_KEEP_DATA, 12381 res.removedInfo, true); 12382 } 12383 // Since we failed to install the new package we need to restore the old 12384 // package that we deleted. 12385 if (deletedPkg) { 12386 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12387 File restoreFile = new File(deletedPackage.codePath); 12388 // Parse old package 12389 boolean oldExternal = isExternal(deletedPackage); 12390 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12391 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12392 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12393 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12394 try { 12395 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12396 null); 12397 } catch (PackageManagerException e) { 12398 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12399 + e.getMessage()); 12400 return; 12401 } 12402 // Restore of old package succeeded. Update permissions. 12403 // writer 12404 synchronized (mPackages) { 12405 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12406 UPDATE_PERMISSIONS_ALL); 12407 // can downgrade to reader 12408 mSettings.writeLPr(); 12409 } 12410 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12411 } 12412 } 12413 } 12414 12415 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12416 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12417 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12418 String volumeUuid, PackageInstalledInfo res) { 12419 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12420 + ", old=" + deletedPackage); 12421 boolean disabledSystem = false; 12422 boolean updatedSettings = false; 12423 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12424 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12425 != 0) { 12426 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12427 } 12428 String packageName = deletedPackage.packageName; 12429 if (packageName == null) { 12430 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12431 "Attempt to delete null packageName."); 12432 return; 12433 } 12434 PackageParser.Package oldPkg; 12435 PackageSetting oldPkgSetting; 12436 // reader 12437 synchronized (mPackages) { 12438 oldPkg = mPackages.get(packageName); 12439 oldPkgSetting = mSettings.mPackages.get(packageName); 12440 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12441 (oldPkgSetting == null)) { 12442 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12443 "Couldn't find package:" + packageName + " information"); 12444 return; 12445 } 12446 } 12447 12448 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12449 12450 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12451 res.removedInfo.removedPackage = packageName; 12452 // Remove existing system package 12453 removePackageLI(oldPkgSetting, true); 12454 // writer 12455 synchronized (mPackages) { 12456 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12457 if (!disabledSystem && deletedPackage != null) { 12458 // We didn't need to disable the .apk as a current system package, 12459 // which means we are replacing another update that is already 12460 // installed. We need to make sure to delete the older one's .apk. 12461 res.removedInfo.args = createInstallArgsForExisting(0, 12462 deletedPackage.applicationInfo.getCodePath(), 12463 deletedPackage.applicationInfo.getResourcePath(), 12464 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12465 } else { 12466 res.removedInfo.args = null; 12467 } 12468 } 12469 12470 // Successfully disabled the old package. Now proceed with re-installation 12471 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12472 12473 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12474 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12475 12476 PackageParser.Package newPackage = null; 12477 try { 12478 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12479 if (newPackage.mExtras != null) { 12480 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12481 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12482 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12483 12484 // is the update attempting to change shared user? that isn't going to work... 12485 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12486 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12487 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12488 + " to " + newPkgSetting.sharedUser); 12489 updatedSettings = true; 12490 } 12491 } 12492 12493 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12494 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12495 perUserInstalled, res, user); 12496 updatedSettings = true; 12497 } 12498 12499 } catch (PackageManagerException e) { 12500 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12501 } 12502 12503 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12504 // Re installation failed. Restore old information 12505 // Remove new pkg information 12506 if (newPackage != null) { 12507 removeInstalledPackageLI(newPackage, true); 12508 } 12509 // Add back the old system package 12510 try { 12511 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12512 } catch (PackageManagerException e) { 12513 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12514 } 12515 // Restore the old system information in Settings 12516 synchronized (mPackages) { 12517 if (disabledSystem) { 12518 mSettings.enableSystemPackageLPw(packageName); 12519 } 12520 if (updatedSettings) { 12521 mSettings.setInstallerPackageName(packageName, 12522 oldPkgSetting.installerPackageName); 12523 } 12524 mSettings.writeLPr(); 12525 } 12526 } 12527 } 12528 12529 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12530 // Collect all used permissions in the UID 12531 ArraySet<String> usedPermissions = new ArraySet<>(); 12532 final int packageCount = su.packages.size(); 12533 for (int i = 0; i < packageCount; i++) { 12534 PackageSetting ps = su.packages.valueAt(i); 12535 if (ps.pkg == null) { 12536 continue; 12537 } 12538 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12539 for (int j = 0; j < requestedPermCount; j++) { 12540 String permission = ps.pkg.requestedPermissions.get(j); 12541 BasePermission bp = mSettings.mPermissions.get(permission); 12542 if (bp != null) { 12543 usedPermissions.add(permission); 12544 } 12545 } 12546 } 12547 12548 PermissionsState permissionsState = su.getPermissionsState(); 12549 // Prune install permissions 12550 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12551 final int installPermCount = installPermStates.size(); 12552 for (int i = installPermCount - 1; i >= 0; i--) { 12553 PermissionState permissionState = installPermStates.get(i); 12554 if (!usedPermissions.contains(permissionState.getName())) { 12555 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12556 if (bp != null) { 12557 permissionsState.revokeInstallPermission(bp); 12558 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12559 PackageManager.MASK_PERMISSION_FLAGS, 0); 12560 } 12561 } 12562 } 12563 12564 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12565 12566 // Prune runtime permissions 12567 for (int userId : allUserIds) { 12568 List<PermissionState> runtimePermStates = permissionsState 12569 .getRuntimePermissionStates(userId); 12570 final int runtimePermCount = runtimePermStates.size(); 12571 for (int i = runtimePermCount - 1; i >= 0; i--) { 12572 PermissionState permissionState = runtimePermStates.get(i); 12573 if (!usedPermissions.contains(permissionState.getName())) { 12574 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12575 if (bp != null) { 12576 permissionsState.revokeRuntimePermission(bp, userId); 12577 permissionsState.updatePermissionFlags(bp, userId, 12578 PackageManager.MASK_PERMISSION_FLAGS, 0); 12579 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12580 runtimePermissionChangedUserIds, userId); 12581 } 12582 } 12583 } 12584 } 12585 12586 return runtimePermissionChangedUserIds; 12587 } 12588 12589 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12590 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12591 UserHandle user) { 12592 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12593 12594 String pkgName = newPackage.packageName; 12595 synchronized (mPackages) { 12596 //write settings. the installStatus will be incomplete at this stage. 12597 //note that the new package setting would have already been 12598 //added to mPackages. It hasn't been persisted yet. 12599 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12600 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12601 mSettings.writeLPr(); 12602 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12603 } 12604 12605 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12606 synchronized (mPackages) { 12607 updatePermissionsLPw(newPackage.packageName, newPackage, 12608 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12609 ? UPDATE_PERMISSIONS_ALL : 0)); 12610 // For system-bundled packages, we assume that installing an upgraded version 12611 // of the package implies that the user actually wants to run that new code, 12612 // so we enable the package. 12613 PackageSetting ps = mSettings.mPackages.get(pkgName); 12614 if (ps != null) { 12615 if (isSystemApp(newPackage)) { 12616 // NB: implicit assumption that system package upgrades apply to all users 12617 if (DEBUG_INSTALL) { 12618 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12619 } 12620 if (res.origUsers != null) { 12621 for (int userHandle : res.origUsers) { 12622 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12623 userHandle, installerPackageName); 12624 } 12625 } 12626 // Also convey the prior install/uninstall state 12627 if (allUsers != null && perUserInstalled != null) { 12628 for (int i = 0; i < allUsers.length; i++) { 12629 if (DEBUG_INSTALL) { 12630 Slog.d(TAG, " user " + allUsers[i] 12631 + " => " + perUserInstalled[i]); 12632 } 12633 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12634 } 12635 // these install state changes will be persisted in the 12636 // upcoming call to mSettings.writeLPr(). 12637 } 12638 } 12639 // It's implied that when a user requests installation, they want the app to be 12640 // installed and enabled. 12641 int userId = user.getIdentifier(); 12642 if (userId != UserHandle.USER_ALL) { 12643 ps.setInstalled(true, userId); 12644 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12645 } 12646 } 12647 res.name = pkgName; 12648 res.uid = newPackage.applicationInfo.uid; 12649 res.pkg = newPackage; 12650 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12651 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12652 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12653 //to update install status 12654 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12655 mSettings.writeLPr(); 12656 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12657 } 12658 12659 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12660 } 12661 12662 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12663 try { 12664 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12665 installPackageLI(args, res); 12666 } finally { 12667 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12668 } 12669 } 12670 12671 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12672 final int installFlags = args.installFlags; 12673 final String installerPackageName = args.installerPackageName; 12674 final String volumeUuid = args.volumeUuid; 12675 final File tmpPackageFile = new File(args.getCodePath()); 12676 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12677 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12678 || (args.volumeUuid != null)); 12679 final boolean quickInstall = ((installFlags & PackageManager.INSTALL_QUICK) != 0); 12680 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12681 boolean replace = false; 12682 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12683 if (args.move != null) { 12684 // moving a complete application; perfom an initial scan on the new install location 12685 scanFlags |= SCAN_INITIAL; 12686 } 12687 // Result object to be returned 12688 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12689 12690 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12691 12692 // Sanity check 12693 if (ephemeral && (forwardLocked || onExternal)) { 12694 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12695 + " external=" + onExternal); 12696 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12697 return; 12698 } 12699 12700 // Retrieve PackageSettings and parse package 12701 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12702 | PackageParser.PARSE_ENFORCE_CODE 12703 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12704 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12705 | (quickInstall ? PackageParser.PARSE_SKIP_VERIFICATION : 0) 12706 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12707 PackageParser pp = new PackageParser(); 12708 pp.setSeparateProcesses(mSeparateProcesses); 12709 pp.setDisplayMetrics(mMetrics); 12710 12711 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12712 final PackageParser.Package pkg; 12713 try { 12714 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12715 } catch (PackageParserException e) { 12716 res.setError("Failed parse during installPackageLI", e); 12717 return; 12718 } finally { 12719 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12720 } 12721 12722 // Mark that we have an install time CPU ABI override. 12723 pkg.cpuAbiOverride = args.abiOverride; 12724 12725 String pkgName = res.name = pkg.packageName; 12726 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12727 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12728 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12729 return; 12730 } 12731 } 12732 12733 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12734 try { 12735 pp.collectCertificates(pkg, parseFlags); 12736 } catch (PackageParserException e) { 12737 res.setError("Failed collect during installPackageLI", e); 12738 return; 12739 } finally { 12740 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12741 } 12742 12743 /* If the installer passed in a manifest digest, compare it now. */ 12744 if (args.manifestDigest != null) { 12745 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectManifestDigest"); 12746 try { 12747 pp.collectManifestDigest(pkg); 12748 } catch (PackageParserException e) { 12749 res.setError("Failed collect during installPackageLI", e); 12750 return; 12751 } finally { 12752 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12753 } 12754 12755 if (DEBUG_INSTALL) { 12756 final String parsedManifest = pkg.manifestDigest == null ? "null" 12757 : pkg.manifestDigest.toString(); 12758 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12759 + parsedManifest); 12760 } 12761 12762 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12763 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12764 return; 12765 } 12766 } else if (DEBUG_INSTALL) { 12767 final String parsedManifest = pkg.manifestDigest == null 12768 ? "null" : pkg.manifestDigest.toString(); 12769 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12770 } 12771 12772 // Get rid of all references to package scan path via parser. 12773 pp = null; 12774 String oldCodePath = null; 12775 boolean systemApp = false; 12776 synchronized (mPackages) { 12777 // Check if installing already existing package 12778 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12779 String oldName = mSettings.mRenamedPackages.get(pkgName); 12780 if (pkg.mOriginalPackages != null 12781 && pkg.mOriginalPackages.contains(oldName) 12782 && mPackages.containsKey(oldName)) { 12783 // This package is derived from an original package, 12784 // and this device has been updating from that original 12785 // name. We must continue using the original name, so 12786 // rename the new package here. 12787 pkg.setPackageName(oldName); 12788 pkgName = pkg.packageName; 12789 replace = true; 12790 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12791 + oldName + " pkgName=" + pkgName); 12792 } else if (mPackages.containsKey(pkgName)) { 12793 // This package, under its official name, already exists 12794 // on the device; we should replace it. 12795 replace = true; 12796 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12797 } 12798 12799 // Prevent apps opting out from runtime permissions 12800 if (replace) { 12801 PackageParser.Package oldPackage = mPackages.get(pkgName); 12802 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12803 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12804 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12805 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12806 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12807 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12808 + " doesn't support runtime permissions but the old" 12809 + " target SDK " + oldTargetSdk + " does."); 12810 return; 12811 } 12812 } 12813 } 12814 12815 PackageSetting ps = mSettings.mPackages.get(pkgName); 12816 if (ps != null) { 12817 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12818 12819 // Quick sanity check that we're signed correctly if updating; 12820 // we'll check this again later when scanning, but we want to 12821 // bail early here before tripping over redefined permissions. 12822 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12823 if (!checkUpgradeKeySetLP(ps, pkg)) { 12824 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12825 + pkg.packageName + " upgrade keys do not match the " 12826 + "previously installed version"); 12827 return; 12828 } 12829 } else { 12830 try { 12831 verifySignaturesLP(ps, pkg); 12832 } catch (PackageManagerException e) { 12833 res.setError(e.error, e.getMessage()); 12834 return; 12835 } 12836 } 12837 12838 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12839 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12840 systemApp = (ps.pkg.applicationInfo.flags & 12841 ApplicationInfo.FLAG_SYSTEM) != 0; 12842 } 12843 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12844 } 12845 12846 // Check whether the newly-scanned package wants to define an already-defined perm 12847 int N = pkg.permissions.size(); 12848 for (int i = N-1; i >= 0; i--) { 12849 PackageParser.Permission perm = pkg.permissions.get(i); 12850 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12851 if (bp != null) { 12852 // If the defining package is signed with our cert, it's okay. This 12853 // also includes the "updating the same package" case, of course. 12854 // "updating same package" could also involve key-rotation. 12855 final boolean sigsOk; 12856 if (bp.sourcePackage.equals(pkg.packageName) 12857 && (bp.packageSetting instanceof PackageSetting) 12858 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12859 scanFlags))) { 12860 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12861 } else { 12862 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12863 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12864 } 12865 if (!sigsOk) { 12866 // If the owning package is the system itself, we log but allow 12867 // install to proceed; we fail the install on all other permission 12868 // redefinitions. 12869 if (!bp.sourcePackage.equals("android")) { 12870 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12871 + pkg.packageName + " attempting to redeclare permission " 12872 + perm.info.name + " already owned by " + bp.sourcePackage); 12873 res.origPermission = perm.info.name; 12874 res.origPackage = bp.sourcePackage; 12875 return; 12876 } else { 12877 Slog.w(TAG, "Package " + pkg.packageName 12878 + " attempting to redeclare system permission " 12879 + perm.info.name + "; ignoring new declaration"); 12880 pkg.permissions.remove(i); 12881 } 12882 } 12883 } 12884 } 12885 12886 } 12887 12888 if (systemApp) { 12889 if (onExternal) { 12890 // Abort update; system app can't be replaced with app on sdcard 12891 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12892 "Cannot install updates to system apps on sdcard"); 12893 return; 12894 } else if (ephemeral) { 12895 // Abort update; system app can't be replaced with an ephemeral app 12896 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 12897 "Cannot update a system app with an ephemeral app"); 12898 return; 12899 } 12900 } 12901 12902 if (args.move != null) { 12903 // We did an in-place move, so dex is ready to roll 12904 scanFlags |= SCAN_NO_DEX; 12905 scanFlags |= SCAN_MOVE; 12906 12907 synchronized (mPackages) { 12908 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12909 if (ps == null) { 12910 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12911 "Missing settings for moved package " + pkgName); 12912 } 12913 12914 // We moved the entire application as-is, so bring over the 12915 // previously derived ABI information. 12916 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12917 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12918 } 12919 12920 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12921 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12922 scanFlags |= SCAN_NO_DEX; 12923 12924 try { 12925 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12926 true /* extract libs */); 12927 } catch (PackageManagerException pme) { 12928 Slog.e(TAG, "Error deriving application ABI", pme); 12929 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12930 return; 12931 } 12932 } 12933 12934 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12935 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12936 return; 12937 } 12938 12939 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12940 12941 if (replace) { 12942 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12943 installerPackageName, volumeUuid, res); 12944 } else { 12945 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12946 args.user, installerPackageName, volumeUuid, res); 12947 } 12948 synchronized (mPackages) { 12949 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12950 if (ps != null) { 12951 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12952 } 12953 } 12954 } 12955 12956 private void startIntentFilterVerifications(int userId, boolean replacing, 12957 PackageParser.Package pkg) { 12958 if (mIntentFilterVerifierComponent == null) { 12959 Slog.w(TAG, "No IntentFilter verification will not be done as " 12960 + "there is no IntentFilterVerifier available!"); 12961 return; 12962 } 12963 12964 final int verifierUid = getPackageUid( 12965 mIntentFilterVerifierComponent.getPackageName(), 12966 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 12967 12968 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12969 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12970 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12971 mHandler.sendMessage(msg); 12972 } 12973 12974 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12975 PackageParser.Package pkg) { 12976 int size = pkg.activities.size(); 12977 if (size == 0) { 12978 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12979 "No activity, so no need to verify any IntentFilter!"); 12980 return; 12981 } 12982 12983 final boolean hasDomainURLs = hasDomainURLs(pkg); 12984 if (!hasDomainURLs) { 12985 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12986 "No domain URLs, so no need to verify any IntentFilter!"); 12987 return; 12988 } 12989 12990 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12991 + " if any IntentFilter from the " + size 12992 + " Activities needs verification ..."); 12993 12994 int count = 0; 12995 final String packageName = pkg.packageName; 12996 12997 synchronized (mPackages) { 12998 // If this is a new install and we see that we've already run verification for this 12999 // package, we have nothing to do: it means the state was restored from backup. 13000 if (!replacing) { 13001 IntentFilterVerificationInfo ivi = 13002 mSettings.getIntentFilterVerificationLPr(packageName); 13003 if (ivi != null) { 13004 if (DEBUG_DOMAIN_VERIFICATION) { 13005 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13006 + ivi.getStatusString()); 13007 } 13008 return; 13009 } 13010 } 13011 13012 // If any filters need to be verified, then all need to be. 13013 boolean needToVerify = false; 13014 for (PackageParser.Activity a : pkg.activities) { 13015 for (ActivityIntentInfo filter : a.intents) { 13016 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13017 if (DEBUG_DOMAIN_VERIFICATION) { 13018 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13019 } 13020 needToVerify = true; 13021 break; 13022 } 13023 } 13024 } 13025 13026 if (needToVerify) { 13027 final int verificationId = mIntentFilterVerificationToken++; 13028 for (PackageParser.Activity a : pkg.activities) { 13029 for (ActivityIntentInfo filter : a.intents) { 13030 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13031 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13032 "Verification needed for IntentFilter:" + filter.toString()); 13033 mIntentFilterVerifier.addOneIntentFilterVerification( 13034 verifierUid, userId, verificationId, filter, packageName); 13035 count++; 13036 } 13037 } 13038 } 13039 } 13040 } 13041 13042 if (count > 0) { 13043 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13044 + " IntentFilter verification" + (count > 1 ? "s" : "") 13045 + " for userId:" + userId); 13046 mIntentFilterVerifier.startVerifications(userId); 13047 } else { 13048 if (DEBUG_DOMAIN_VERIFICATION) { 13049 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13050 } 13051 } 13052 } 13053 13054 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13055 final ComponentName cn = filter.activity.getComponentName(); 13056 final String packageName = cn.getPackageName(); 13057 13058 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13059 packageName); 13060 if (ivi == null) { 13061 return true; 13062 } 13063 int status = ivi.getStatus(); 13064 switch (status) { 13065 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13066 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13067 return true; 13068 13069 default: 13070 // Nothing to do 13071 return false; 13072 } 13073 } 13074 13075 private static boolean isMultiArch(PackageSetting ps) { 13076 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13077 } 13078 13079 private static boolean isMultiArch(ApplicationInfo info) { 13080 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13081 } 13082 13083 private static boolean isExternal(PackageParser.Package pkg) { 13084 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13085 } 13086 13087 private static boolean isExternal(PackageSetting ps) { 13088 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13089 } 13090 13091 private static boolean isExternal(ApplicationInfo info) { 13092 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13093 } 13094 13095 private static boolean isEphemeral(PackageParser.Package pkg) { 13096 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EPHEMERAL) != 0; 13097 } 13098 13099 private static boolean isEphemeral(PackageSetting ps) { 13100 return (ps.pkgFlags & ApplicationInfo.FLAG_EPHEMERAL) != 0; 13101 } 13102 13103 private static boolean isSystemApp(PackageParser.Package pkg) { 13104 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13105 } 13106 13107 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13108 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13109 } 13110 13111 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13112 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13113 } 13114 13115 private static boolean isSystemApp(PackageSetting ps) { 13116 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13117 } 13118 13119 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13120 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13121 } 13122 13123 private int packageFlagsToInstallFlags(PackageSetting ps) { 13124 int installFlags = 0; 13125 if (isEphemeral(ps)) { 13126 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13127 } 13128 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13129 // This existing package was an external ASEC install when we have 13130 // the external flag without a UUID 13131 installFlags |= PackageManager.INSTALL_EXTERNAL; 13132 } 13133 if (ps.isForwardLocked()) { 13134 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13135 } 13136 return installFlags; 13137 } 13138 13139 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13140 if (isExternal(pkg)) { 13141 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13142 return StorageManager.UUID_PRIMARY_PHYSICAL; 13143 } else { 13144 return pkg.volumeUuid; 13145 } 13146 } else { 13147 return StorageManager.UUID_PRIVATE_INTERNAL; 13148 } 13149 } 13150 13151 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13152 if (isExternal(pkg)) { 13153 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13154 return mSettings.getExternalVersion(); 13155 } else { 13156 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13157 } 13158 } else { 13159 return mSettings.getInternalVersion(); 13160 } 13161 } 13162 13163 private void deleteTempPackageFiles() { 13164 final FilenameFilter filter = new FilenameFilter() { 13165 public boolean accept(File dir, String name) { 13166 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13167 } 13168 }; 13169 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13170 file.delete(); 13171 } 13172 } 13173 13174 @Override 13175 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13176 int flags) { 13177 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13178 flags); 13179 } 13180 13181 @Override 13182 public void deletePackage(final String packageName, 13183 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13184 mContext.enforceCallingOrSelfPermission( 13185 android.Manifest.permission.DELETE_PACKAGES, null); 13186 Preconditions.checkNotNull(packageName); 13187 Preconditions.checkNotNull(observer); 13188 final int uid = Binder.getCallingUid(); 13189 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13190 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13191 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13192 mContext.enforceCallingOrSelfPermission( 13193 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13194 "deletePackage for user " + userId); 13195 } 13196 13197 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13198 try { 13199 observer.onPackageDeleted(packageName, 13200 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13201 } catch (RemoteException re) { 13202 } 13203 return; 13204 } 13205 13206 for (int currentUserId : users) { 13207 if (getBlockUninstallForUser(packageName, currentUserId)) { 13208 try { 13209 observer.onPackageDeleted(packageName, 13210 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13211 } catch (RemoteException re) { 13212 } 13213 return; 13214 } 13215 } 13216 13217 if (DEBUG_REMOVE) { 13218 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13219 } 13220 // Queue up an async operation since the package deletion may take a little while. 13221 mHandler.post(new Runnable() { 13222 public void run() { 13223 mHandler.removeCallbacks(this); 13224 final int returnCode = deletePackageX(packageName, userId, flags); 13225 try { 13226 observer.onPackageDeleted(packageName, returnCode, null); 13227 } catch (RemoteException e) { 13228 Log.i(TAG, "Observer no longer exists."); 13229 } //end catch 13230 } //end run 13231 }); 13232 } 13233 13234 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13235 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13236 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13237 try { 13238 if (dpm != null) { 13239 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13240 /* callingUserOnly =*/ false); 13241 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13242 : deviceOwnerComponentName.getPackageName(); 13243 // Does the package contains the device owner? 13244 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13245 // this check is probably not needed, since DO should be registered as a device 13246 // admin on some user too. (Original bug for this: b/17657954) 13247 if (packageName.equals(deviceOwnerPackageName)) { 13248 return true; 13249 } 13250 // Does it contain a device admin for any user? 13251 int[] users; 13252 if (userId == UserHandle.USER_ALL) { 13253 users = sUserManager.getUserIds(); 13254 } else { 13255 users = new int[]{userId}; 13256 } 13257 for (int i = 0; i < users.length; ++i) { 13258 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13259 return true; 13260 } 13261 } 13262 } 13263 } catch (RemoteException e) { 13264 } 13265 return false; 13266 } 13267 13268 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13269 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13270 } 13271 13272 /** 13273 * This method is an internal method that could be get invoked either 13274 * to delete an installed package or to clean up a failed installation. 13275 * After deleting an installed package, a broadcast is sent to notify any 13276 * listeners that the package has been installed. For cleaning up a failed 13277 * installation, the broadcast is not necessary since the package's 13278 * installation wouldn't have sent the initial broadcast either 13279 * The key steps in deleting a package are 13280 * deleting the package information in internal structures like mPackages, 13281 * deleting the packages base directories through installd 13282 * updating mSettings to reflect current status 13283 * persisting settings for later use 13284 * sending a broadcast if necessary 13285 */ 13286 private int deletePackageX(String packageName, int userId, int flags) { 13287 final PackageRemovedInfo info = new PackageRemovedInfo(); 13288 final boolean res; 13289 13290 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13291 ? UserHandle.ALL : new UserHandle(userId); 13292 13293 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13294 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13295 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13296 } 13297 13298 boolean removedForAllUsers = false; 13299 boolean systemUpdate = false; 13300 13301 // for the uninstall-updates case and restricted profiles, remember the per- 13302 // userhandle installed state 13303 int[] allUsers; 13304 boolean[] perUserInstalled; 13305 synchronized (mPackages) { 13306 PackageSetting ps = mSettings.mPackages.get(packageName); 13307 allUsers = sUserManager.getUserIds(); 13308 perUserInstalled = new boolean[allUsers.length]; 13309 for (int i = 0; i < allUsers.length; i++) { 13310 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13311 } 13312 } 13313 13314 synchronized (mInstallLock) { 13315 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13316 res = deletePackageLI(packageName, removeForUser, 13317 true, allUsers, perUserInstalled, 13318 flags | REMOVE_CHATTY, info, true); 13319 systemUpdate = info.isRemovedPackageSystemUpdate; 13320 if (res && !systemUpdate && mPackages.get(packageName) == null) { 13321 removedForAllUsers = true; 13322 } 13323 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13324 + " removedForAllUsers=" + removedForAllUsers); 13325 } 13326 13327 if (res) { 13328 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13329 13330 // If the removed package was a system update, the old system package 13331 // was re-enabled; we need to broadcast this information 13332 if (systemUpdate) { 13333 Bundle extras = new Bundle(1); 13334 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13335 ? info.removedAppId : info.uid); 13336 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13337 13338 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13339 extras, 0, null, null, null); 13340 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13341 extras, 0, null, null, null); 13342 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13343 null, 0, packageName, null, null); 13344 } 13345 } 13346 // Force a gc here. 13347 Runtime.getRuntime().gc(); 13348 // Delete the resources here after sending the broadcast to let 13349 // other processes clean up before deleting resources. 13350 if (info.args != null) { 13351 synchronized (mInstallLock) { 13352 info.args.doPostDeleteLI(true); 13353 } 13354 } 13355 13356 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13357 } 13358 13359 class PackageRemovedInfo { 13360 String removedPackage; 13361 int uid = -1; 13362 int removedAppId = -1; 13363 int[] removedUsers = null; 13364 boolean isRemovedPackageSystemUpdate = false; 13365 // Clean up resources deleted packages. 13366 InstallArgs args = null; 13367 13368 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13369 Bundle extras = new Bundle(1); 13370 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13371 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13372 if (replacing) { 13373 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13374 } 13375 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13376 if (removedPackage != null) { 13377 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13378 extras, 0, null, null, removedUsers); 13379 if (fullRemove && !replacing) { 13380 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13381 extras, 0, null, null, removedUsers); 13382 } 13383 } 13384 if (removedAppId >= 0) { 13385 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13386 removedUsers); 13387 } 13388 } 13389 } 13390 13391 /* 13392 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13393 * flag is not set, the data directory is removed as well. 13394 * make sure this flag is set for partially installed apps. If not its meaningless to 13395 * delete a partially installed application. 13396 */ 13397 private void removePackageDataLI(PackageSetting ps, 13398 int[] allUserHandles, boolean[] perUserInstalled, 13399 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13400 String packageName = ps.name; 13401 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13402 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13403 // Retrieve object to delete permissions for shared user later on 13404 final PackageSetting deletedPs; 13405 // reader 13406 synchronized (mPackages) { 13407 deletedPs = mSettings.mPackages.get(packageName); 13408 if (outInfo != null) { 13409 outInfo.removedPackage = packageName; 13410 outInfo.removedUsers = deletedPs != null 13411 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13412 : null; 13413 } 13414 } 13415 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13416 removeDataDirsLI(ps.volumeUuid, packageName); 13417 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13418 } 13419 // writer 13420 synchronized (mPackages) { 13421 if (deletedPs != null) { 13422 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13423 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13424 clearDefaultBrowserIfNeeded(packageName); 13425 if (outInfo != null) { 13426 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13427 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13428 } 13429 updatePermissionsLPw(deletedPs.name, null, 0); 13430 if (deletedPs.sharedUser != null) { 13431 // Remove permissions associated with package. Since runtime 13432 // permissions are per user we have to kill the removed package 13433 // or packages running under the shared user of the removed 13434 // package if revoking the permissions requested only by the removed 13435 // package is successful and this causes a change in gids. 13436 for (int userId : UserManagerService.getInstance().getUserIds()) { 13437 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13438 userId); 13439 if (userIdToKill == UserHandle.USER_ALL 13440 || userIdToKill >= UserHandle.USER_SYSTEM) { 13441 // If gids changed for this user, kill all affected packages. 13442 mHandler.post(new Runnable() { 13443 @Override 13444 public void run() { 13445 // This has to happen with no lock held. 13446 killApplication(deletedPs.name, deletedPs.appId, 13447 KILL_APP_REASON_GIDS_CHANGED); 13448 } 13449 }); 13450 break; 13451 } 13452 } 13453 } 13454 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13455 } 13456 // make sure to preserve per-user disabled state if this removal was just 13457 // a downgrade of a system app to the factory package 13458 if (allUserHandles != null && perUserInstalled != null) { 13459 if (DEBUG_REMOVE) { 13460 Slog.d(TAG, "Propagating install state across downgrade"); 13461 } 13462 for (int i = 0; i < allUserHandles.length; i++) { 13463 if (DEBUG_REMOVE) { 13464 Slog.d(TAG, " user " + allUserHandles[i] 13465 + " => " + perUserInstalled[i]); 13466 } 13467 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13468 } 13469 } 13470 } 13471 // can downgrade to reader 13472 if (writeSettings) { 13473 // Save settings now 13474 mSettings.writeLPr(); 13475 } 13476 } 13477 if (outInfo != null) { 13478 // A user ID was deleted here. Go through all users and remove it 13479 // from KeyStore. 13480 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13481 } 13482 } 13483 13484 static boolean locationIsPrivileged(File path) { 13485 try { 13486 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13487 .getCanonicalPath(); 13488 return path.getCanonicalPath().startsWith(privilegedAppDir); 13489 } catch (IOException e) { 13490 Slog.e(TAG, "Unable to access code path " + path); 13491 } 13492 return false; 13493 } 13494 13495 /* 13496 * Tries to delete system package. 13497 */ 13498 private boolean deleteSystemPackageLI(PackageSetting newPs, 13499 int[] allUserHandles, boolean[] perUserInstalled, 13500 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13501 final boolean applyUserRestrictions 13502 = (allUserHandles != null) && (perUserInstalled != null); 13503 PackageSetting disabledPs = null; 13504 // Confirm if the system package has been updated 13505 // An updated system app can be deleted. This will also have to restore 13506 // the system pkg from system partition 13507 // reader 13508 synchronized (mPackages) { 13509 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13510 } 13511 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13512 + " disabledPs=" + disabledPs); 13513 if (disabledPs == null) { 13514 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13515 return false; 13516 } else if (DEBUG_REMOVE) { 13517 Slog.d(TAG, "Deleting system pkg from data partition"); 13518 } 13519 if (DEBUG_REMOVE) { 13520 if (applyUserRestrictions) { 13521 Slog.d(TAG, "Remembering install states:"); 13522 for (int i = 0; i < allUserHandles.length; i++) { 13523 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13524 } 13525 } 13526 } 13527 // Delete the updated package 13528 outInfo.isRemovedPackageSystemUpdate = true; 13529 if (disabledPs.versionCode < newPs.versionCode) { 13530 // Delete data for downgrades 13531 flags &= ~PackageManager.DELETE_KEEP_DATA; 13532 } else { 13533 // Preserve data by setting flag 13534 flags |= PackageManager.DELETE_KEEP_DATA; 13535 } 13536 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13537 allUserHandles, perUserInstalled, outInfo, writeSettings); 13538 if (!ret) { 13539 return false; 13540 } 13541 // writer 13542 synchronized (mPackages) { 13543 // Reinstate the old system package 13544 mSettings.enableSystemPackageLPw(newPs.name); 13545 // Remove any native libraries from the upgraded package. 13546 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13547 } 13548 // Install the system package 13549 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13550 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13551 if (locationIsPrivileged(disabledPs.codePath)) { 13552 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13553 } 13554 13555 final PackageParser.Package newPkg; 13556 try { 13557 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13558 } catch (PackageManagerException e) { 13559 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13560 return false; 13561 } 13562 13563 // writer 13564 synchronized (mPackages) { 13565 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13566 13567 // Propagate the permissions state as we do not want to drop on the floor 13568 // runtime permissions. The update permissions method below will take 13569 // care of removing obsolete permissions and grant install permissions. 13570 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13571 updatePermissionsLPw(newPkg.packageName, newPkg, 13572 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13573 13574 if (applyUserRestrictions) { 13575 if (DEBUG_REMOVE) { 13576 Slog.d(TAG, "Propagating install state across reinstall"); 13577 } 13578 for (int i = 0; i < allUserHandles.length; i++) { 13579 if (DEBUG_REMOVE) { 13580 Slog.d(TAG, " user " + allUserHandles[i] 13581 + " => " + perUserInstalled[i]); 13582 } 13583 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13584 13585 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13586 } 13587 // Regardless of writeSettings we need to ensure that this restriction 13588 // state propagation is persisted 13589 mSettings.writeAllUsersPackageRestrictionsLPr(); 13590 } 13591 // can downgrade to reader here 13592 if (writeSettings) { 13593 mSettings.writeLPr(); 13594 } 13595 } 13596 return true; 13597 } 13598 13599 private boolean deleteInstalledPackageLI(PackageSetting ps, 13600 boolean deleteCodeAndResources, int flags, 13601 int[] allUserHandles, boolean[] perUserInstalled, 13602 PackageRemovedInfo outInfo, boolean writeSettings) { 13603 if (outInfo != null) { 13604 outInfo.uid = ps.appId; 13605 } 13606 13607 // Delete package data from internal structures and also remove data if flag is set 13608 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13609 13610 // Delete application code and resources 13611 if (deleteCodeAndResources && (outInfo != null)) { 13612 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13613 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13614 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13615 } 13616 return true; 13617 } 13618 13619 @Override 13620 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13621 int userId) { 13622 mContext.enforceCallingOrSelfPermission( 13623 android.Manifest.permission.DELETE_PACKAGES, null); 13624 synchronized (mPackages) { 13625 PackageSetting ps = mSettings.mPackages.get(packageName); 13626 if (ps == null) { 13627 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13628 return false; 13629 } 13630 if (!ps.getInstalled(userId)) { 13631 // Can't block uninstall for an app that is not installed or enabled. 13632 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13633 return false; 13634 } 13635 ps.setBlockUninstall(blockUninstall, userId); 13636 mSettings.writePackageRestrictionsLPr(userId); 13637 } 13638 return true; 13639 } 13640 13641 @Override 13642 public boolean getBlockUninstallForUser(String packageName, int userId) { 13643 synchronized (mPackages) { 13644 PackageSetting ps = mSettings.mPackages.get(packageName); 13645 if (ps == null) { 13646 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13647 return false; 13648 } 13649 return ps.getBlockUninstall(userId); 13650 } 13651 } 13652 13653 /* 13654 * This method handles package deletion in general 13655 */ 13656 private boolean deletePackageLI(String packageName, UserHandle user, 13657 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13658 int flags, PackageRemovedInfo outInfo, 13659 boolean writeSettings) { 13660 if (packageName == null) { 13661 Slog.w(TAG, "Attempt to delete null packageName."); 13662 return false; 13663 } 13664 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13665 PackageSetting ps; 13666 boolean dataOnly = false; 13667 int removeUser = -1; 13668 int appId = -1; 13669 synchronized (mPackages) { 13670 ps = mSettings.mPackages.get(packageName); 13671 if (ps == null) { 13672 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13673 return false; 13674 } 13675 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13676 && user.getIdentifier() != UserHandle.USER_ALL) { 13677 // The caller is asking that the package only be deleted for a single 13678 // user. To do this, we just mark its uninstalled state and delete 13679 // its data. If this is a system app, we only allow this to happen if 13680 // they have set the special DELETE_SYSTEM_APP which requests different 13681 // semantics than normal for uninstalling system apps. 13682 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13683 final int userId = user.getIdentifier(); 13684 ps.setUserState(userId, 13685 COMPONENT_ENABLED_STATE_DEFAULT, 13686 false, //installed 13687 true, //stopped 13688 true, //notLaunched 13689 false, //hidden 13690 null, null, null, 13691 false, // blockUninstall 13692 ps.readUserState(userId).domainVerificationStatus, 0); 13693 if (!isSystemApp(ps)) { 13694 // Do not uninstall the APK if an app should be cached 13695 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13696 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13697 // Other user still have this package installed, so all 13698 // we need to do is clear this user's data and save that 13699 // it is uninstalled. 13700 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13701 removeUser = user.getIdentifier(); 13702 appId = ps.appId; 13703 scheduleWritePackageRestrictionsLocked(removeUser); 13704 } else { 13705 // We need to set it back to 'installed' so the uninstall 13706 // broadcasts will be sent correctly. 13707 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13708 ps.setInstalled(true, user.getIdentifier()); 13709 } 13710 } else { 13711 // This is a system app, so we assume that the 13712 // other users still have this package installed, so all 13713 // we need to do is clear this user's data and save that 13714 // it is uninstalled. 13715 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13716 removeUser = user.getIdentifier(); 13717 appId = ps.appId; 13718 scheduleWritePackageRestrictionsLocked(removeUser); 13719 } 13720 } 13721 } 13722 13723 if (removeUser >= 0) { 13724 // From above, we determined that we are deleting this only 13725 // for a single user. Continue the work here. 13726 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13727 if (outInfo != null) { 13728 outInfo.removedPackage = packageName; 13729 outInfo.removedAppId = appId; 13730 outInfo.removedUsers = new int[] {removeUser}; 13731 } 13732 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13733 removeKeystoreDataIfNeeded(removeUser, appId); 13734 schedulePackageCleaning(packageName, removeUser, false); 13735 synchronized (mPackages) { 13736 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13737 scheduleWritePackageRestrictionsLocked(removeUser); 13738 } 13739 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13740 } 13741 return true; 13742 } 13743 13744 if (dataOnly) { 13745 // Delete application data first 13746 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13747 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13748 return true; 13749 } 13750 13751 boolean ret = false; 13752 if (isSystemApp(ps)) { 13753 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13754 // When an updated system application is deleted we delete the existing resources as well and 13755 // fall back to existing code in system partition 13756 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13757 flags, outInfo, writeSettings); 13758 } else { 13759 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13760 // Kill application pre-emptively especially for apps on sd. 13761 killApplication(packageName, ps.appId, "uninstall pkg"); 13762 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13763 allUserHandles, perUserInstalled, 13764 outInfo, writeSettings); 13765 } 13766 13767 return ret; 13768 } 13769 13770 private final class ClearStorageConnection implements ServiceConnection { 13771 IMediaContainerService mContainerService; 13772 13773 @Override 13774 public void onServiceConnected(ComponentName name, IBinder service) { 13775 synchronized (this) { 13776 mContainerService = IMediaContainerService.Stub.asInterface(service); 13777 notifyAll(); 13778 } 13779 } 13780 13781 @Override 13782 public void onServiceDisconnected(ComponentName name) { 13783 } 13784 } 13785 13786 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13787 final boolean mounted; 13788 if (Environment.isExternalStorageEmulated()) { 13789 mounted = true; 13790 } else { 13791 final String status = Environment.getExternalStorageState(); 13792 13793 mounted = status.equals(Environment.MEDIA_MOUNTED) 13794 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13795 } 13796 13797 if (!mounted) { 13798 return; 13799 } 13800 13801 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13802 int[] users; 13803 if (userId == UserHandle.USER_ALL) { 13804 users = sUserManager.getUserIds(); 13805 } else { 13806 users = new int[] { userId }; 13807 } 13808 final ClearStorageConnection conn = new ClearStorageConnection(); 13809 if (mContext.bindServiceAsUser( 13810 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13811 try { 13812 for (int curUser : users) { 13813 long timeout = SystemClock.uptimeMillis() + 5000; 13814 synchronized (conn) { 13815 long now = SystemClock.uptimeMillis(); 13816 while (conn.mContainerService == null && now < timeout) { 13817 try { 13818 conn.wait(timeout - now); 13819 } catch (InterruptedException e) { 13820 } 13821 } 13822 } 13823 if (conn.mContainerService == null) { 13824 return; 13825 } 13826 13827 final UserEnvironment userEnv = new UserEnvironment(curUser); 13828 clearDirectory(conn.mContainerService, 13829 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13830 if (allData) { 13831 clearDirectory(conn.mContainerService, 13832 userEnv.buildExternalStorageAppDataDirs(packageName)); 13833 clearDirectory(conn.mContainerService, 13834 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13835 } 13836 } 13837 } finally { 13838 mContext.unbindService(conn); 13839 } 13840 } 13841 } 13842 13843 @Override 13844 public void clearApplicationUserData(final String packageName, 13845 final IPackageDataObserver observer, final int userId) { 13846 mContext.enforceCallingOrSelfPermission( 13847 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13848 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13849 // Queue up an async operation since the package deletion may take a little while. 13850 mHandler.post(new Runnable() { 13851 public void run() { 13852 mHandler.removeCallbacks(this); 13853 final boolean succeeded; 13854 synchronized (mInstallLock) { 13855 succeeded = clearApplicationUserDataLI(packageName, userId); 13856 } 13857 clearExternalStorageDataSync(packageName, userId, true); 13858 if (succeeded) { 13859 // invoke DeviceStorageMonitor's update method to clear any notifications 13860 DeviceStorageMonitorInternal 13861 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13862 if (dsm != null) { 13863 dsm.checkMemory(); 13864 } 13865 } 13866 if(observer != null) { 13867 try { 13868 observer.onRemoveCompleted(packageName, succeeded); 13869 } catch (RemoteException e) { 13870 Log.i(TAG, "Observer no longer exists."); 13871 } 13872 } //end if observer 13873 } //end run 13874 }); 13875 } 13876 13877 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13878 if (packageName == null) { 13879 Slog.w(TAG, "Attempt to delete null packageName."); 13880 return false; 13881 } 13882 13883 // Try finding details about the requested package 13884 PackageParser.Package pkg; 13885 synchronized (mPackages) { 13886 pkg = mPackages.get(packageName); 13887 if (pkg == null) { 13888 final PackageSetting ps = mSettings.mPackages.get(packageName); 13889 if (ps != null) { 13890 pkg = ps.pkg; 13891 } 13892 } 13893 13894 if (pkg == null) { 13895 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13896 return false; 13897 } 13898 13899 PackageSetting ps = (PackageSetting) pkg.mExtras; 13900 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13901 } 13902 13903 // Always delete data directories for package, even if we found no other 13904 // record of app. This helps users recover from UID mismatches without 13905 // resorting to a full data wipe. 13906 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13907 if (retCode < 0) { 13908 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13909 return false; 13910 } 13911 13912 final int appId = pkg.applicationInfo.uid; 13913 removeKeystoreDataIfNeeded(userId, appId); 13914 13915 // Create a native library symlink only if we have native libraries 13916 // and if the native libraries are 32 bit libraries. We do not provide 13917 // this symlink for 64 bit libraries. 13918 if (pkg.applicationInfo.primaryCpuAbi != null && 13919 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13920 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13921 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13922 nativeLibPath, userId) < 0) { 13923 Slog.w(TAG, "Failed linking native library dir"); 13924 return false; 13925 } 13926 } 13927 13928 return true; 13929 } 13930 13931 /** 13932 * Reverts user permission state changes (permissions and flags) in 13933 * all packages for a given user. 13934 * 13935 * @param userId The device user for which to do a reset. 13936 */ 13937 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13938 final int packageCount = mPackages.size(); 13939 for (int i = 0; i < packageCount; i++) { 13940 PackageParser.Package pkg = mPackages.valueAt(i); 13941 PackageSetting ps = (PackageSetting) pkg.mExtras; 13942 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13943 } 13944 } 13945 13946 /** 13947 * Reverts user permission state changes (permissions and flags). 13948 * 13949 * @param ps The package for which to reset. 13950 * @param userId The device user for which to do a reset. 13951 */ 13952 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13953 final PackageSetting ps, final int userId) { 13954 if (ps.pkg == null) { 13955 return; 13956 } 13957 13958 // These are flags that can change base on user actions. 13959 final int userSettableMask = FLAG_PERMISSION_USER_SET 13960 | FLAG_PERMISSION_USER_FIXED 13961 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 13962 | FLAG_PERMISSION_REVIEW_REQUIRED; 13963 13964 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13965 | FLAG_PERMISSION_POLICY_FIXED; 13966 13967 boolean writeInstallPermissions = false; 13968 boolean writeRuntimePermissions = false; 13969 13970 final int permissionCount = ps.pkg.requestedPermissions.size(); 13971 for (int i = 0; i < permissionCount; i++) { 13972 String permission = ps.pkg.requestedPermissions.get(i); 13973 13974 BasePermission bp = mSettings.mPermissions.get(permission); 13975 if (bp == null) { 13976 continue; 13977 } 13978 13979 // If shared user we just reset the state to which only this app contributed. 13980 if (ps.sharedUser != null) { 13981 boolean used = false; 13982 final int packageCount = ps.sharedUser.packages.size(); 13983 for (int j = 0; j < packageCount; j++) { 13984 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13985 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13986 && pkg.pkg.requestedPermissions.contains(permission)) { 13987 used = true; 13988 break; 13989 } 13990 } 13991 if (used) { 13992 continue; 13993 } 13994 } 13995 13996 PermissionsState permissionsState = ps.getPermissionsState(); 13997 13998 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13999 14000 // Always clear the user settable flags. 14001 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14002 bp.name) != null; 14003 // If permission review is enabled and this is a legacy app, mark the 14004 // permission as requiring a review as this is the initial state. 14005 int flags = 0; 14006 if (Build.PERMISSIONS_REVIEW_REQUIRED 14007 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14008 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14009 } 14010 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14011 if (hasInstallState) { 14012 writeInstallPermissions = true; 14013 } else { 14014 writeRuntimePermissions = true; 14015 } 14016 } 14017 14018 // Below is only runtime permission handling. 14019 if (!bp.isRuntime()) { 14020 continue; 14021 } 14022 14023 // Never clobber system or policy. 14024 if ((oldFlags & policyOrSystemFlags) != 0) { 14025 continue; 14026 } 14027 14028 // If this permission was granted by default, make sure it is. 14029 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14030 if (permissionsState.grantRuntimePermission(bp, userId) 14031 != PERMISSION_OPERATION_FAILURE) { 14032 writeRuntimePermissions = true; 14033 } 14034 // If permission review is enabled the permissions for a legacy apps 14035 // are represented as constantly granted runtime ones, so don't revoke. 14036 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14037 // Otherwise, reset the permission. 14038 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14039 switch (revokeResult) { 14040 case PERMISSION_OPERATION_SUCCESS: { 14041 writeRuntimePermissions = true; 14042 } break; 14043 14044 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14045 writeRuntimePermissions = true; 14046 final int appId = ps.appId; 14047 mHandler.post(new Runnable() { 14048 @Override 14049 public void run() { 14050 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14051 } 14052 }); 14053 } break; 14054 } 14055 } 14056 } 14057 14058 // Synchronously write as we are taking permissions away. 14059 if (writeRuntimePermissions) { 14060 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14061 } 14062 14063 // Synchronously write as we are taking permissions away. 14064 if (writeInstallPermissions) { 14065 mSettings.writeLPr(); 14066 } 14067 } 14068 14069 /** 14070 * Remove entries from the keystore daemon. Will only remove it if the 14071 * {@code appId} is valid. 14072 */ 14073 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14074 if (appId < 0) { 14075 return; 14076 } 14077 14078 final KeyStore keyStore = KeyStore.getInstance(); 14079 if (keyStore != null) { 14080 if (userId == UserHandle.USER_ALL) { 14081 for (final int individual : sUserManager.getUserIds()) { 14082 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14083 } 14084 } else { 14085 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14086 } 14087 } else { 14088 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14089 } 14090 } 14091 14092 @Override 14093 public void deleteApplicationCacheFiles(final String packageName, 14094 final IPackageDataObserver observer) { 14095 mContext.enforceCallingOrSelfPermission( 14096 android.Manifest.permission.DELETE_CACHE_FILES, null); 14097 // Queue up an async operation since the package deletion may take a little while. 14098 final int userId = UserHandle.getCallingUserId(); 14099 mHandler.post(new Runnable() { 14100 public void run() { 14101 mHandler.removeCallbacks(this); 14102 final boolean succeded; 14103 synchronized (mInstallLock) { 14104 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14105 } 14106 clearExternalStorageDataSync(packageName, userId, false); 14107 if (observer != null) { 14108 try { 14109 observer.onRemoveCompleted(packageName, succeded); 14110 } catch (RemoteException e) { 14111 Log.i(TAG, "Observer no longer exists."); 14112 } 14113 } //end if observer 14114 } //end run 14115 }); 14116 } 14117 14118 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14119 if (packageName == null) { 14120 Slog.w(TAG, "Attempt to delete null packageName."); 14121 return false; 14122 } 14123 PackageParser.Package p; 14124 synchronized (mPackages) { 14125 p = mPackages.get(packageName); 14126 } 14127 if (p == null) { 14128 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14129 return false; 14130 } 14131 final ApplicationInfo applicationInfo = p.applicationInfo; 14132 if (applicationInfo == null) { 14133 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14134 return false; 14135 } 14136 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 14137 if (retCode < 0) { 14138 Slog.w(TAG, "Couldn't remove cache files for package: " 14139 + packageName + " u" + userId); 14140 return false; 14141 } 14142 return true; 14143 } 14144 14145 @Override 14146 public void getPackageSizeInfo(final String packageName, int userHandle, 14147 final IPackageStatsObserver observer) { 14148 mContext.enforceCallingOrSelfPermission( 14149 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14150 if (packageName == null) { 14151 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14152 } 14153 14154 PackageStats stats = new PackageStats(packageName, userHandle); 14155 14156 /* 14157 * Queue up an async operation since the package measurement may take a 14158 * little while. 14159 */ 14160 Message msg = mHandler.obtainMessage(INIT_COPY); 14161 msg.obj = new MeasureParams(stats, observer); 14162 mHandler.sendMessage(msg); 14163 } 14164 14165 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14166 PackageStats pStats) { 14167 if (packageName == null) { 14168 Slog.w(TAG, "Attempt to get size of null packageName."); 14169 return false; 14170 } 14171 PackageParser.Package p; 14172 boolean dataOnly = false; 14173 String libDirRoot = null; 14174 String asecPath = null; 14175 PackageSetting ps = null; 14176 synchronized (mPackages) { 14177 p = mPackages.get(packageName); 14178 ps = mSettings.mPackages.get(packageName); 14179 if(p == null) { 14180 dataOnly = true; 14181 if((ps == null) || (ps.pkg == null)) { 14182 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14183 return false; 14184 } 14185 p = ps.pkg; 14186 } 14187 if (ps != null) { 14188 libDirRoot = ps.legacyNativeLibraryPathString; 14189 } 14190 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14191 final long token = Binder.clearCallingIdentity(); 14192 try { 14193 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14194 if (secureContainerId != null) { 14195 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14196 } 14197 } finally { 14198 Binder.restoreCallingIdentity(token); 14199 } 14200 } 14201 } 14202 String publicSrcDir = null; 14203 if(!dataOnly) { 14204 final ApplicationInfo applicationInfo = p.applicationInfo; 14205 if (applicationInfo == null) { 14206 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14207 return false; 14208 } 14209 if (p.isForwardLocked()) { 14210 publicSrcDir = applicationInfo.getBaseResourcePath(); 14211 } 14212 } 14213 // TODO: extend to measure size of split APKs 14214 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14215 // not just the first level. 14216 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14217 // just the primary. 14218 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14219 14220 String apkPath; 14221 File packageDir = new File(p.codePath); 14222 14223 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14224 apkPath = packageDir.getAbsolutePath(); 14225 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14226 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14227 libDirRoot = null; 14228 } 14229 } else { 14230 apkPath = p.baseCodePath; 14231 } 14232 14233 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 14234 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14235 if (res < 0) { 14236 return false; 14237 } 14238 14239 // Fix-up for forward-locked applications in ASEC containers. 14240 if (!isExternal(p)) { 14241 pStats.codeSize += pStats.externalCodeSize; 14242 pStats.externalCodeSize = 0L; 14243 } 14244 14245 return true; 14246 } 14247 14248 14249 @Override 14250 public void addPackageToPreferred(String packageName) { 14251 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14252 } 14253 14254 @Override 14255 public void removePackageFromPreferred(String packageName) { 14256 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14257 } 14258 14259 @Override 14260 public List<PackageInfo> getPreferredPackages(int flags) { 14261 return new ArrayList<PackageInfo>(); 14262 } 14263 14264 private int getUidTargetSdkVersionLockedLPr(int uid) { 14265 Object obj = mSettings.getUserIdLPr(uid); 14266 if (obj instanceof SharedUserSetting) { 14267 final SharedUserSetting sus = (SharedUserSetting) obj; 14268 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14269 final Iterator<PackageSetting> it = sus.packages.iterator(); 14270 while (it.hasNext()) { 14271 final PackageSetting ps = it.next(); 14272 if (ps.pkg != null) { 14273 int v = ps.pkg.applicationInfo.targetSdkVersion; 14274 if (v < vers) vers = v; 14275 } 14276 } 14277 return vers; 14278 } else if (obj instanceof PackageSetting) { 14279 final PackageSetting ps = (PackageSetting) obj; 14280 if (ps.pkg != null) { 14281 return ps.pkg.applicationInfo.targetSdkVersion; 14282 } 14283 } 14284 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14285 } 14286 14287 @Override 14288 public void addPreferredActivity(IntentFilter filter, int match, 14289 ComponentName[] set, ComponentName activity, int userId) { 14290 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14291 "Adding preferred"); 14292 } 14293 14294 private void addPreferredActivityInternal(IntentFilter filter, int match, 14295 ComponentName[] set, ComponentName activity, boolean always, int userId, 14296 String opname) { 14297 // writer 14298 int callingUid = Binder.getCallingUid(); 14299 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14300 if (filter.countActions() == 0) { 14301 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14302 return; 14303 } 14304 synchronized (mPackages) { 14305 if (mContext.checkCallingOrSelfPermission( 14306 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14307 != PackageManager.PERMISSION_GRANTED) { 14308 if (getUidTargetSdkVersionLockedLPr(callingUid) 14309 < Build.VERSION_CODES.FROYO) { 14310 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14311 + callingUid); 14312 return; 14313 } 14314 mContext.enforceCallingOrSelfPermission( 14315 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14316 } 14317 14318 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14319 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14320 + userId + ":"); 14321 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14322 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14323 scheduleWritePackageRestrictionsLocked(userId); 14324 } 14325 } 14326 14327 @Override 14328 public void replacePreferredActivity(IntentFilter filter, int match, 14329 ComponentName[] set, ComponentName activity, int userId) { 14330 if (filter.countActions() != 1) { 14331 throw new IllegalArgumentException( 14332 "replacePreferredActivity expects filter to have only 1 action."); 14333 } 14334 if (filter.countDataAuthorities() != 0 14335 || filter.countDataPaths() != 0 14336 || filter.countDataSchemes() > 1 14337 || filter.countDataTypes() != 0) { 14338 throw new IllegalArgumentException( 14339 "replacePreferredActivity expects filter to have no data authorities, " + 14340 "paths, or types; and at most one scheme."); 14341 } 14342 14343 final int callingUid = Binder.getCallingUid(); 14344 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14345 synchronized (mPackages) { 14346 if (mContext.checkCallingOrSelfPermission( 14347 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14348 != PackageManager.PERMISSION_GRANTED) { 14349 if (getUidTargetSdkVersionLockedLPr(callingUid) 14350 < Build.VERSION_CODES.FROYO) { 14351 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14352 + Binder.getCallingUid()); 14353 return; 14354 } 14355 mContext.enforceCallingOrSelfPermission( 14356 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14357 } 14358 14359 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14360 if (pir != null) { 14361 // Get all of the existing entries that exactly match this filter. 14362 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14363 if (existing != null && existing.size() == 1) { 14364 PreferredActivity cur = existing.get(0); 14365 if (DEBUG_PREFERRED) { 14366 Slog.i(TAG, "Checking replace of preferred:"); 14367 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14368 if (!cur.mPref.mAlways) { 14369 Slog.i(TAG, " -- CUR; not mAlways!"); 14370 } else { 14371 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14372 Slog.i(TAG, " -- CUR: mSet=" 14373 + Arrays.toString(cur.mPref.mSetComponents)); 14374 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14375 Slog.i(TAG, " -- NEW: mMatch=" 14376 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14377 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14378 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14379 } 14380 } 14381 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14382 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14383 && cur.mPref.sameSet(set)) { 14384 // Setting the preferred activity to what it happens to be already 14385 if (DEBUG_PREFERRED) { 14386 Slog.i(TAG, "Replacing with same preferred activity " 14387 + cur.mPref.mShortComponent + " for user " 14388 + userId + ":"); 14389 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14390 } 14391 return; 14392 } 14393 } 14394 14395 if (existing != null) { 14396 if (DEBUG_PREFERRED) { 14397 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14398 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14399 } 14400 for (int i = 0; i < existing.size(); i++) { 14401 PreferredActivity pa = existing.get(i); 14402 if (DEBUG_PREFERRED) { 14403 Slog.i(TAG, "Removing existing preferred activity " 14404 + pa.mPref.mComponent + ":"); 14405 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14406 } 14407 pir.removeFilter(pa); 14408 } 14409 } 14410 } 14411 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14412 "Replacing preferred"); 14413 } 14414 } 14415 14416 @Override 14417 public void clearPackagePreferredActivities(String packageName) { 14418 final int uid = Binder.getCallingUid(); 14419 // writer 14420 synchronized (mPackages) { 14421 PackageParser.Package pkg = mPackages.get(packageName); 14422 if (pkg == null || pkg.applicationInfo.uid != uid) { 14423 if (mContext.checkCallingOrSelfPermission( 14424 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14425 != PackageManager.PERMISSION_GRANTED) { 14426 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14427 < Build.VERSION_CODES.FROYO) { 14428 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14429 + Binder.getCallingUid()); 14430 return; 14431 } 14432 mContext.enforceCallingOrSelfPermission( 14433 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14434 } 14435 } 14436 14437 int user = UserHandle.getCallingUserId(); 14438 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14439 scheduleWritePackageRestrictionsLocked(user); 14440 } 14441 } 14442 } 14443 14444 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14445 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14446 ArrayList<PreferredActivity> removed = null; 14447 boolean changed = false; 14448 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14449 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14450 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14451 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14452 continue; 14453 } 14454 Iterator<PreferredActivity> it = pir.filterIterator(); 14455 while (it.hasNext()) { 14456 PreferredActivity pa = it.next(); 14457 // Mark entry for removal only if it matches the package name 14458 // and the entry is of type "always". 14459 if (packageName == null || 14460 (pa.mPref.mComponent.getPackageName().equals(packageName) 14461 && pa.mPref.mAlways)) { 14462 if (removed == null) { 14463 removed = new ArrayList<PreferredActivity>(); 14464 } 14465 removed.add(pa); 14466 } 14467 } 14468 if (removed != null) { 14469 for (int j=0; j<removed.size(); j++) { 14470 PreferredActivity pa = removed.get(j); 14471 pir.removeFilter(pa); 14472 } 14473 changed = true; 14474 } 14475 } 14476 return changed; 14477 } 14478 14479 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14480 private void clearIntentFilterVerificationsLPw(int userId) { 14481 final int packageCount = mPackages.size(); 14482 for (int i = 0; i < packageCount; i++) { 14483 PackageParser.Package pkg = mPackages.valueAt(i); 14484 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14485 } 14486 } 14487 14488 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14489 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14490 if (userId == UserHandle.USER_ALL) { 14491 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14492 sUserManager.getUserIds())) { 14493 for (int oneUserId : sUserManager.getUserIds()) { 14494 scheduleWritePackageRestrictionsLocked(oneUserId); 14495 } 14496 } 14497 } else { 14498 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14499 scheduleWritePackageRestrictionsLocked(userId); 14500 } 14501 } 14502 } 14503 14504 void clearDefaultBrowserIfNeeded(String packageName) { 14505 for (int oneUserId : sUserManager.getUserIds()) { 14506 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14507 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14508 if (packageName.equals(defaultBrowserPackageName)) { 14509 setDefaultBrowserPackageName(null, oneUserId); 14510 } 14511 } 14512 } 14513 14514 @Override 14515 public void resetApplicationPreferences(int userId) { 14516 mContext.enforceCallingOrSelfPermission( 14517 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14518 // writer 14519 synchronized (mPackages) { 14520 final long identity = Binder.clearCallingIdentity(); 14521 try { 14522 clearPackagePreferredActivitiesLPw(null, userId); 14523 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14524 // TODO: We have to reset the default SMS and Phone. This requires 14525 // significant refactoring to keep all default apps in the package 14526 // manager (cleaner but more work) or have the services provide 14527 // callbacks to the package manager to request a default app reset. 14528 applyFactoryDefaultBrowserLPw(userId); 14529 clearIntentFilterVerificationsLPw(userId); 14530 primeDomainVerificationsLPw(userId); 14531 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14532 scheduleWritePackageRestrictionsLocked(userId); 14533 } finally { 14534 Binder.restoreCallingIdentity(identity); 14535 } 14536 } 14537 } 14538 14539 @Override 14540 public int getPreferredActivities(List<IntentFilter> outFilters, 14541 List<ComponentName> outActivities, String packageName) { 14542 14543 int num = 0; 14544 final int userId = UserHandle.getCallingUserId(); 14545 // reader 14546 synchronized (mPackages) { 14547 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14548 if (pir != null) { 14549 final Iterator<PreferredActivity> it = pir.filterIterator(); 14550 while (it.hasNext()) { 14551 final PreferredActivity pa = it.next(); 14552 if (packageName == null 14553 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14554 && pa.mPref.mAlways)) { 14555 if (outFilters != null) { 14556 outFilters.add(new IntentFilter(pa)); 14557 } 14558 if (outActivities != null) { 14559 outActivities.add(pa.mPref.mComponent); 14560 } 14561 } 14562 } 14563 } 14564 } 14565 14566 return num; 14567 } 14568 14569 @Override 14570 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14571 int userId) { 14572 int callingUid = Binder.getCallingUid(); 14573 if (callingUid != Process.SYSTEM_UID) { 14574 throw new SecurityException( 14575 "addPersistentPreferredActivity can only be run by the system"); 14576 } 14577 if (filter.countActions() == 0) { 14578 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14579 return; 14580 } 14581 synchronized (mPackages) { 14582 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14583 " :"); 14584 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14585 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14586 new PersistentPreferredActivity(filter, activity)); 14587 scheduleWritePackageRestrictionsLocked(userId); 14588 } 14589 } 14590 14591 @Override 14592 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14593 int callingUid = Binder.getCallingUid(); 14594 if (callingUid != Process.SYSTEM_UID) { 14595 throw new SecurityException( 14596 "clearPackagePersistentPreferredActivities can only be run by the system"); 14597 } 14598 ArrayList<PersistentPreferredActivity> removed = null; 14599 boolean changed = false; 14600 synchronized (mPackages) { 14601 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14602 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14603 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14604 .valueAt(i); 14605 if (userId != thisUserId) { 14606 continue; 14607 } 14608 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14609 while (it.hasNext()) { 14610 PersistentPreferredActivity ppa = it.next(); 14611 // Mark entry for removal only if it matches the package name. 14612 if (ppa.mComponent.getPackageName().equals(packageName)) { 14613 if (removed == null) { 14614 removed = new ArrayList<PersistentPreferredActivity>(); 14615 } 14616 removed.add(ppa); 14617 } 14618 } 14619 if (removed != null) { 14620 for (int j=0; j<removed.size(); j++) { 14621 PersistentPreferredActivity ppa = removed.get(j); 14622 ppir.removeFilter(ppa); 14623 } 14624 changed = true; 14625 } 14626 } 14627 14628 if (changed) { 14629 scheduleWritePackageRestrictionsLocked(userId); 14630 } 14631 } 14632 } 14633 14634 /** 14635 * Common machinery for picking apart a restored XML blob and passing 14636 * it to a caller-supplied functor to be applied to the running system. 14637 */ 14638 private void restoreFromXml(XmlPullParser parser, int userId, 14639 String expectedStartTag, BlobXmlRestorer functor) 14640 throws IOException, XmlPullParserException { 14641 int type; 14642 while ((type = parser.next()) != XmlPullParser.START_TAG 14643 && type != XmlPullParser.END_DOCUMENT) { 14644 } 14645 if (type != XmlPullParser.START_TAG) { 14646 // oops didn't find a start tag?! 14647 if (DEBUG_BACKUP) { 14648 Slog.e(TAG, "Didn't find start tag during restore"); 14649 } 14650 return; 14651 } 14652 14653 // this is supposed to be TAG_PREFERRED_BACKUP 14654 if (!expectedStartTag.equals(parser.getName())) { 14655 if (DEBUG_BACKUP) { 14656 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14657 } 14658 return; 14659 } 14660 14661 // skip interfering stuff, then we're aligned with the backing implementation 14662 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14663 functor.apply(parser, userId); 14664 } 14665 14666 private interface BlobXmlRestorer { 14667 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14668 } 14669 14670 /** 14671 * Non-Binder method, support for the backup/restore mechanism: write the 14672 * full set of preferred activities in its canonical XML format. Returns the 14673 * XML output as a byte array, or null if there is none. 14674 */ 14675 @Override 14676 public byte[] getPreferredActivityBackup(int userId) { 14677 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14678 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14679 } 14680 14681 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14682 try { 14683 final XmlSerializer serializer = new FastXmlSerializer(); 14684 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14685 serializer.startDocument(null, true); 14686 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14687 14688 synchronized (mPackages) { 14689 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14690 } 14691 14692 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14693 serializer.endDocument(); 14694 serializer.flush(); 14695 } catch (Exception e) { 14696 if (DEBUG_BACKUP) { 14697 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14698 } 14699 return null; 14700 } 14701 14702 return dataStream.toByteArray(); 14703 } 14704 14705 @Override 14706 public void restorePreferredActivities(byte[] backup, int userId) { 14707 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14708 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14709 } 14710 14711 try { 14712 final XmlPullParser parser = Xml.newPullParser(); 14713 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14714 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14715 new BlobXmlRestorer() { 14716 @Override 14717 public void apply(XmlPullParser parser, int userId) 14718 throws XmlPullParserException, IOException { 14719 synchronized (mPackages) { 14720 mSettings.readPreferredActivitiesLPw(parser, userId); 14721 } 14722 } 14723 } ); 14724 } catch (Exception e) { 14725 if (DEBUG_BACKUP) { 14726 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14727 } 14728 } 14729 } 14730 14731 /** 14732 * Non-Binder method, support for the backup/restore mechanism: write the 14733 * default browser (etc) settings in its canonical XML format. Returns the default 14734 * browser XML representation as a byte array, or null if there is none. 14735 */ 14736 @Override 14737 public byte[] getDefaultAppsBackup(int userId) { 14738 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14739 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14740 } 14741 14742 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14743 try { 14744 final XmlSerializer serializer = new FastXmlSerializer(); 14745 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14746 serializer.startDocument(null, true); 14747 serializer.startTag(null, TAG_DEFAULT_APPS); 14748 14749 synchronized (mPackages) { 14750 mSettings.writeDefaultAppsLPr(serializer, userId); 14751 } 14752 14753 serializer.endTag(null, TAG_DEFAULT_APPS); 14754 serializer.endDocument(); 14755 serializer.flush(); 14756 } catch (Exception e) { 14757 if (DEBUG_BACKUP) { 14758 Slog.e(TAG, "Unable to write default apps for backup", e); 14759 } 14760 return null; 14761 } 14762 14763 return dataStream.toByteArray(); 14764 } 14765 14766 @Override 14767 public void restoreDefaultApps(byte[] backup, int userId) { 14768 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14769 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14770 } 14771 14772 try { 14773 final XmlPullParser parser = Xml.newPullParser(); 14774 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14775 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14776 new BlobXmlRestorer() { 14777 @Override 14778 public void apply(XmlPullParser parser, int userId) 14779 throws XmlPullParserException, IOException { 14780 synchronized (mPackages) { 14781 mSettings.readDefaultAppsLPw(parser, userId); 14782 } 14783 } 14784 } ); 14785 } catch (Exception e) { 14786 if (DEBUG_BACKUP) { 14787 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14788 } 14789 } 14790 } 14791 14792 @Override 14793 public byte[] getIntentFilterVerificationBackup(int userId) { 14794 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14795 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14796 } 14797 14798 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14799 try { 14800 final XmlSerializer serializer = new FastXmlSerializer(); 14801 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14802 serializer.startDocument(null, true); 14803 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14804 14805 synchronized (mPackages) { 14806 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14807 } 14808 14809 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14810 serializer.endDocument(); 14811 serializer.flush(); 14812 } catch (Exception e) { 14813 if (DEBUG_BACKUP) { 14814 Slog.e(TAG, "Unable to write default apps for backup", e); 14815 } 14816 return null; 14817 } 14818 14819 return dataStream.toByteArray(); 14820 } 14821 14822 @Override 14823 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14824 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14825 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14826 } 14827 14828 try { 14829 final XmlPullParser parser = Xml.newPullParser(); 14830 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14831 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14832 new BlobXmlRestorer() { 14833 @Override 14834 public void apply(XmlPullParser parser, int userId) 14835 throws XmlPullParserException, IOException { 14836 synchronized (mPackages) { 14837 mSettings.readAllDomainVerificationsLPr(parser, userId); 14838 mSettings.writeLPr(); 14839 } 14840 } 14841 } ); 14842 } catch (Exception e) { 14843 if (DEBUG_BACKUP) { 14844 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14845 } 14846 } 14847 } 14848 14849 @Override 14850 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14851 int sourceUserId, int targetUserId, int flags) { 14852 mContext.enforceCallingOrSelfPermission( 14853 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14854 int callingUid = Binder.getCallingUid(); 14855 enforceOwnerRights(ownerPackage, callingUid); 14856 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14857 if (intentFilter.countActions() == 0) { 14858 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14859 return; 14860 } 14861 synchronized (mPackages) { 14862 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14863 ownerPackage, targetUserId, flags); 14864 CrossProfileIntentResolver resolver = 14865 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14866 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14867 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14868 if (existing != null) { 14869 int size = existing.size(); 14870 for (int i = 0; i < size; i++) { 14871 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14872 return; 14873 } 14874 } 14875 } 14876 resolver.addFilter(newFilter); 14877 scheduleWritePackageRestrictionsLocked(sourceUserId); 14878 } 14879 } 14880 14881 @Override 14882 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14883 mContext.enforceCallingOrSelfPermission( 14884 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14885 int callingUid = Binder.getCallingUid(); 14886 enforceOwnerRights(ownerPackage, callingUid); 14887 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14888 synchronized (mPackages) { 14889 CrossProfileIntentResolver resolver = 14890 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14891 ArraySet<CrossProfileIntentFilter> set = 14892 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14893 for (CrossProfileIntentFilter filter : set) { 14894 if (filter.getOwnerPackage().equals(ownerPackage)) { 14895 resolver.removeFilter(filter); 14896 } 14897 } 14898 scheduleWritePackageRestrictionsLocked(sourceUserId); 14899 } 14900 } 14901 14902 // Enforcing that callingUid is owning pkg on userId 14903 private void enforceOwnerRights(String pkg, int callingUid) { 14904 // The system owns everything. 14905 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14906 return; 14907 } 14908 int callingUserId = UserHandle.getUserId(callingUid); 14909 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14910 if (pi == null) { 14911 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14912 + callingUserId); 14913 } 14914 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14915 throw new SecurityException("Calling uid " + callingUid 14916 + " does not own package " + pkg); 14917 } 14918 } 14919 14920 @Override 14921 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14922 Intent intent = new Intent(Intent.ACTION_MAIN); 14923 intent.addCategory(Intent.CATEGORY_HOME); 14924 14925 final int callingUserId = UserHandle.getCallingUserId(); 14926 List<ResolveInfo> list = queryIntentActivities(intent, null, 14927 PackageManager.GET_META_DATA, callingUserId); 14928 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14929 true, false, false, callingUserId); 14930 14931 allHomeCandidates.clear(); 14932 if (list != null) { 14933 for (ResolveInfo ri : list) { 14934 allHomeCandidates.add(ri); 14935 } 14936 } 14937 return (preferred == null || preferred.activityInfo == null) 14938 ? null 14939 : new ComponentName(preferred.activityInfo.packageName, 14940 preferred.activityInfo.name); 14941 } 14942 14943 @Override 14944 public void setApplicationEnabledSetting(String appPackageName, 14945 int newState, int flags, int userId, String callingPackage) { 14946 if (!sUserManager.exists(userId)) return; 14947 if (callingPackage == null) { 14948 callingPackage = Integer.toString(Binder.getCallingUid()); 14949 } 14950 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14951 } 14952 14953 @Override 14954 public void setComponentEnabledSetting(ComponentName componentName, 14955 int newState, int flags, int userId) { 14956 if (!sUserManager.exists(userId)) return; 14957 setEnabledSetting(componentName.getPackageName(), 14958 componentName.getClassName(), newState, flags, userId, null); 14959 } 14960 14961 private void setEnabledSetting(final String packageName, String className, int newState, 14962 final int flags, int userId, String callingPackage) { 14963 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14964 || newState == COMPONENT_ENABLED_STATE_ENABLED 14965 || newState == COMPONENT_ENABLED_STATE_DISABLED 14966 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14967 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14968 throw new IllegalArgumentException("Invalid new component state: " 14969 + newState); 14970 } 14971 PackageSetting pkgSetting; 14972 final int uid = Binder.getCallingUid(); 14973 final int permission = mContext.checkCallingOrSelfPermission( 14974 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14975 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14976 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14977 boolean sendNow = false; 14978 boolean isApp = (className == null); 14979 String componentName = isApp ? packageName : className; 14980 int packageUid = -1; 14981 ArrayList<String> components; 14982 14983 // writer 14984 synchronized (mPackages) { 14985 pkgSetting = mSettings.mPackages.get(packageName); 14986 if (pkgSetting == null) { 14987 if (className == null) { 14988 throw new IllegalArgumentException( 14989 "Unknown package: " + packageName); 14990 } 14991 throw new IllegalArgumentException( 14992 "Unknown component: " + packageName 14993 + "/" + className); 14994 } 14995 // Allow root and verify that userId is not being specified by a different user 14996 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14997 throw new SecurityException( 14998 "Permission Denial: attempt to change component state from pid=" 14999 + Binder.getCallingPid() 15000 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15001 } 15002 if (className == null) { 15003 // We're dealing with an application/package level state change 15004 if (pkgSetting.getEnabled(userId) == newState) { 15005 // Nothing to do 15006 return; 15007 } 15008 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15009 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15010 // Don't care about who enables an app. 15011 callingPackage = null; 15012 } 15013 pkgSetting.setEnabled(newState, userId, callingPackage); 15014 // pkgSetting.pkg.mSetEnabled = newState; 15015 } else { 15016 // We're dealing with a component level state change 15017 // First, verify that this is a valid class name. 15018 PackageParser.Package pkg = pkgSetting.pkg; 15019 if (pkg == null || !pkg.hasComponentClassName(className)) { 15020 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 15021 throw new IllegalArgumentException("Component class " + className 15022 + " does not exist in " + packageName); 15023 } else { 15024 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15025 + className + " does not exist in " + packageName); 15026 } 15027 } 15028 switch (newState) { 15029 case COMPONENT_ENABLED_STATE_ENABLED: 15030 if (!pkgSetting.enableComponentLPw(className, userId)) { 15031 return; 15032 } 15033 break; 15034 case COMPONENT_ENABLED_STATE_DISABLED: 15035 if (!pkgSetting.disableComponentLPw(className, userId)) { 15036 return; 15037 } 15038 break; 15039 case COMPONENT_ENABLED_STATE_DEFAULT: 15040 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15041 return; 15042 } 15043 break; 15044 default: 15045 Slog.e(TAG, "Invalid new component state: " + newState); 15046 return; 15047 } 15048 } 15049 scheduleWritePackageRestrictionsLocked(userId); 15050 components = mPendingBroadcasts.get(userId, packageName); 15051 final boolean newPackage = components == null; 15052 if (newPackage) { 15053 components = new ArrayList<String>(); 15054 } 15055 if (!components.contains(componentName)) { 15056 components.add(componentName); 15057 } 15058 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15059 sendNow = true; 15060 // Purge entry from pending broadcast list if another one exists already 15061 // since we are sending one right away. 15062 mPendingBroadcasts.remove(userId, packageName); 15063 } else { 15064 if (newPackage) { 15065 mPendingBroadcasts.put(userId, packageName, components); 15066 } 15067 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15068 // Schedule a message 15069 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15070 } 15071 } 15072 } 15073 15074 long callingId = Binder.clearCallingIdentity(); 15075 try { 15076 if (sendNow) { 15077 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15078 sendPackageChangedBroadcast(packageName, 15079 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15080 } 15081 } finally { 15082 Binder.restoreCallingIdentity(callingId); 15083 } 15084 } 15085 15086 private void sendPackageChangedBroadcast(String packageName, 15087 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15088 if (DEBUG_INSTALL) 15089 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15090 + componentNames); 15091 Bundle extras = new Bundle(4); 15092 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15093 String nameList[] = new String[componentNames.size()]; 15094 componentNames.toArray(nameList); 15095 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15096 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15097 extras.putInt(Intent.EXTRA_UID, packageUid); 15098 // If this is not reporting a change of the overall package, then only send it 15099 // to registered receivers. We don't want to launch a swath of apps for every 15100 // little component state change. 15101 final int flags = !componentNames.contains(packageName) 15102 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15103 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15104 new int[] {UserHandle.getUserId(packageUid)}); 15105 } 15106 15107 @Override 15108 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15109 if (!sUserManager.exists(userId)) return; 15110 final int uid = Binder.getCallingUid(); 15111 final int permission = mContext.checkCallingOrSelfPermission( 15112 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15113 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15114 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15115 // writer 15116 synchronized (mPackages) { 15117 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15118 allowedByPermission, uid, userId)) { 15119 scheduleWritePackageRestrictionsLocked(userId); 15120 } 15121 } 15122 } 15123 15124 @Override 15125 public String getInstallerPackageName(String packageName) { 15126 // reader 15127 synchronized (mPackages) { 15128 return mSettings.getInstallerPackageNameLPr(packageName); 15129 } 15130 } 15131 15132 @Override 15133 public int getApplicationEnabledSetting(String packageName, int userId) { 15134 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15135 int uid = Binder.getCallingUid(); 15136 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15137 // reader 15138 synchronized (mPackages) { 15139 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15140 } 15141 } 15142 15143 @Override 15144 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15145 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15146 int uid = Binder.getCallingUid(); 15147 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15148 // reader 15149 synchronized (mPackages) { 15150 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15151 } 15152 } 15153 15154 @Override 15155 public void enterSafeMode() { 15156 enforceSystemOrRoot("Only the system can request entering safe mode"); 15157 15158 if (!mSystemReady) { 15159 mSafeMode = true; 15160 } 15161 } 15162 15163 @Override 15164 public void systemReady() { 15165 mSystemReady = true; 15166 15167 // Read the compatibilty setting when the system is ready. 15168 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15169 mContext.getContentResolver(), 15170 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15171 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15172 if (DEBUG_SETTINGS) { 15173 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15174 } 15175 15176 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15177 15178 synchronized (mPackages) { 15179 // Verify that all of the preferred activity components actually 15180 // exist. It is possible for applications to be updated and at 15181 // that point remove a previously declared activity component that 15182 // had been set as a preferred activity. We try to clean this up 15183 // the next time we encounter that preferred activity, but it is 15184 // possible for the user flow to never be able to return to that 15185 // situation so here we do a sanity check to make sure we haven't 15186 // left any junk around. 15187 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15188 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15189 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15190 removed.clear(); 15191 for (PreferredActivity pa : pir.filterSet()) { 15192 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15193 removed.add(pa); 15194 } 15195 } 15196 if (removed.size() > 0) { 15197 for (int r=0; r<removed.size(); r++) { 15198 PreferredActivity pa = removed.get(r); 15199 Slog.w(TAG, "Removing dangling preferred activity: " 15200 + pa.mPref.mComponent); 15201 pir.removeFilter(pa); 15202 } 15203 mSettings.writePackageRestrictionsLPr( 15204 mSettings.mPreferredActivities.keyAt(i)); 15205 } 15206 } 15207 15208 for (int userId : UserManagerService.getInstance().getUserIds()) { 15209 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15210 grantPermissionsUserIds = ArrayUtils.appendInt( 15211 grantPermissionsUserIds, userId); 15212 } 15213 } 15214 } 15215 sUserManager.systemReady(); 15216 15217 // If we upgraded grant all default permissions before kicking off. 15218 for (int userId : grantPermissionsUserIds) { 15219 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15220 } 15221 15222 // Kick off any messages waiting for system ready 15223 if (mPostSystemReadyMessages != null) { 15224 for (Message msg : mPostSystemReadyMessages) { 15225 msg.sendToTarget(); 15226 } 15227 mPostSystemReadyMessages = null; 15228 } 15229 15230 // Watch for external volumes that come and go over time 15231 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15232 storage.registerListener(mStorageListener); 15233 15234 mInstallerService.systemReady(); 15235 mPackageDexOptimizer.systemReady(); 15236 15237 MountServiceInternal mountServiceInternal = LocalServices.getService( 15238 MountServiceInternal.class); 15239 mountServiceInternal.addExternalStoragePolicy( 15240 new MountServiceInternal.ExternalStorageMountPolicy() { 15241 @Override 15242 public int getMountMode(int uid, String packageName) { 15243 if (Process.isIsolated(uid)) { 15244 return Zygote.MOUNT_EXTERNAL_NONE; 15245 } 15246 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15247 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15248 } 15249 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15250 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15251 } 15252 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15253 return Zygote.MOUNT_EXTERNAL_READ; 15254 } 15255 return Zygote.MOUNT_EXTERNAL_WRITE; 15256 } 15257 15258 @Override 15259 public boolean hasExternalStorage(int uid, String packageName) { 15260 return true; 15261 } 15262 }); 15263 } 15264 15265 @Override 15266 public boolean isSafeMode() { 15267 return mSafeMode; 15268 } 15269 15270 @Override 15271 public boolean hasSystemUidErrors() { 15272 return mHasSystemUidErrors; 15273 } 15274 15275 static String arrayToString(int[] array) { 15276 StringBuffer buf = new StringBuffer(128); 15277 buf.append('['); 15278 if (array != null) { 15279 for (int i=0; i<array.length; i++) { 15280 if (i > 0) buf.append(", "); 15281 buf.append(array[i]); 15282 } 15283 } 15284 buf.append(']'); 15285 return buf.toString(); 15286 } 15287 15288 static class DumpState { 15289 public static final int DUMP_LIBS = 1 << 0; 15290 public static final int DUMP_FEATURES = 1 << 1; 15291 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15292 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15293 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15294 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15295 public static final int DUMP_PERMISSIONS = 1 << 6; 15296 public static final int DUMP_PACKAGES = 1 << 7; 15297 public static final int DUMP_SHARED_USERS = 1 << 8; 15298 public static final int DUMP_MESSAGES = 1 << 9; 15299 public static final int DUMP_PROVIDERS = 1 << 10; 15300 public static final int DUMP_VERIFIERS = 1 << 11; 15301 public static final int DUMP_PREFERRED = 1 << 12; 15302 public static final int DUMP_PREFERRED_XML = 1 << 13; 15303 public static final int DUMP_KEYSETS = 1 << 14; 15304 public static final int DUMP_VERSION = 1 << 15; 15305 public static final int DUMP_INSTALLS = 1 << 16; 15306 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15307 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15308 15309 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15310 15311 private int mTypes; 15312 15313 private int mOptions; 15314 15315 private boolean mTitlePrinted; 15316 15317 private SharedUserSetting mSharedUser; 15318 15319 public boolean isDumping(int type) { 15320 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15321 return true; 15322 } 15323 15324 return (mTypes & type) != 0; 15325 } 15326 15327 public void setDump(int type) { 15328 mTypes |= type; 15329 } 15330 15331 public boolean isOptionEnabled(int option) { 15332 return (mOptions & option) != 0; 15333 } 15334 15335 public void setOptionEnabled(int option) { 15336 mOptions |= option; 15337 } 15338 15339 public boolean onTitlePrinted() { 15340 final boolean printed = mTitlePrinted; 15341 mTitlePrinted = true; 15342 return printed; 15343 } 15344 15345 public boolean getTitlePrinted() { 15346 return mTitlePrinted; 15347 } 15348 15349 public void setTitlePrinted(boolean enabled) { 15350 mTitlePrinted = enabled; 15351 } 15352 15353 public SharedUserSetting getSharedUser() { 15354 return mSharedUser; 15355 } 15356 15357 public void setSharedUser(SharedUserSetting user) { 15358 mSharedUser = user; 15359 } 15360 } 15361 15362 @Override 15363 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15364 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15365 (new PackageManagerShellCommand(this)).exec( 15366 this, in, out, err, args, resultReceiver); 15367 } 15368 15369 @Override 15370 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15371 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15372 != PackageManager.PERMISSION_GRANTED) { 15373 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15374 + Binder.getCallingPid() 15375 + ", uid=" + Binder.getCallingUid() 15376 + " without permission " 15377 + android.Manifest.permission.DUMP); 15378 return; 15379 } 15380 15381 DumpState dumpState = new DumpState(); 15382 boolean fullPreferred = false; 15383 boolean checkin = false; 15384 15385 String packageName = null; 15386 ArraySet<String> permissionNames = null; 15387 15388 int opti = 0; 15389 while (opti < args.length) { 15390 String opt = args[opti]; 15391 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15392 break; 15393 } 15394 opti++; 15395 15396 if ("-a".equals(opt)) { 15397 // Right now we only know how to print all. 15398 } else if ("-h".equals(opt)) { 15399 pw.println("Package manager dump options:"); 15400 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15401 pw.println(" --checkin: dump for a checkin"); 15402 pw.println(" -f: print details of intent filters"); 15403 pw.println(" -h: print this help"); 15404 pw.println(" cmd may be one of:"); 15405 pw.println(" l[ibraries]: list known shared libraries"); 15406 pw.println(" f[eatures]: list device features"); 15407 pw.println(" k[eysets]: print known keysets"); 15408 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15409 pw.println(" perm[issions]: dump permissions"); 15410 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15411 pw.println(" pref[erred]: print preferred package settings"); 15412 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15413 pw.println(" prov[iders]: dump content providers"); 15414 pw.println(" p[ackages]: dump installed packages"); 15415 pw.println(" s[hared-users]: dump shared user IDs"); 15416 pw.println(" m[essages]: print collected runtime messages"); 15417 pw.println(" v[erifiers]: print package verifier info"); 15418 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15419 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15420 pw.println(" version: print database version info"); 15421 pw.println(" write: write current settings now"); 15422 pw.println(" installs: details about install sessions"); 15423 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15424 pw.println(" <package.name>: info about given package"); 15425 return; 15426 } else if ("--checkin".equals(opt)) { 15427 checkin = true; 15428 } else if ("-f".equals(opt)) { 15429 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15430 } else { 15431 pw.println("Unknown argument: " + opt + "; use -h for help"); 15432 } 15433 } 15434 15435 // Is the caller requesting to dump a particular piece of data? 15436 if (opti < args.length) { 15437 String cmd = args[opti]; 15438 opti++; 15439 // Is this a package name? 15440 if ("android".equals(cmd) || cmd.contains(".")) { 15441 packageName = cmd; 15442 // When dumping a single package, we always dump all of its 15443 // filter information since the amount of data will be reasonable. 15444 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15445 } else if ("check-permission".equals(cmd)) { 15446 if (opti >= args.length) { 15447 pw.println("Error: check-permission missing permission argument"); 15448 return; 15449 } 15450 String perm = args[opti]; 15451 opti++; 15452 if (opti >= args.length) { 15453 pw.println("Error: check-permission missing package argument"); 15454 return; 15455 } 15456 String pkg = args[opti]; 15457 opti++; 15458 int user = UserHandle.getUserId(Binder.getCallingUid()); 15459 if (opti < args.length) { 15460 try { 15461 user = Integer.parseInt(args[opti]); 15462 } catch (NumberFormatException e) { 15463 pw.println("Error: check-permission user argument is not a number: " 15464 + args[opti]); 15465 return; 15466 } 15467 } 15468 pw.println(checkPermission(perm, pkg, user)); 15469 return; 15470 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15471 dumpState.setDump(DumpState.DUMP_LIBS); 15472 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15473 dumpState.setDump(DumpState.DUMP_FEATURES); 15474 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15475 if (opti >= args.length) { 15476 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15477 | DumpState.DUMP_SERVICE_RESOLVERS 15478 | DumpState.DUMP_RECEIVER_RESOLVERS 15479 | DumpState.DUMP_CONTENT_RESOLVERS); 15480 } else { 15481 while (opti < args.length) { 15482 String name = args[opti]; 15483 if ("a".equals(name) || "activity".equals(name)) { 15484 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15485 } else if ("s".equals(name) || "service".equals(name)) { 15486 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15487 } else if ("r".equals(name) || "receiver".equals(name)) { 15488 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15489 } else if ("c".equals(name) || "content".equals(name)) { 15490 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15491 } else { 15492 pw.println("Error: unknown resolver table type: " + name); 15493 return; 15494 } 15495 opti++; 15496 } 15497 } 15498 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15499 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15500 } else if ("permission".equals(cmd)) { 15501 if (opti >= args.length) { 15502 pw.println("Error: permission requires permission name"); 15503 return; 15504 } 15505 permissionNames = new ArraySet<>(); 15506 while (opti < args.length) { 15507 permissionNames.add(args[opti]); 15508 opti++; 15509 } 15510 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15511 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15512 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15513 dumpState.setDump(DumpState.DUMP_PREFERRED); 15514 } else if ("preferred-xml".equals(cmd)) { 15515 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15516 if (opti < args.length && "--full".equals(args[opti])) { 15517 fullPreferred = true; 15518 opti++; 15519 } 15520 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15521 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15522 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15523 dumpState.setDump(DumpState.DUMP_PACKAGES); 15524 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15525 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15526 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15527 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15528 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15529 dumpState.setDump(DumpState.DUMP_MESSAGES); 15530 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15531 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15532 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15533 || "intent-filter-verifiers".equals(cmd)) { 15534 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15535 } else if ("version".equals(cmd)) { 15536 dumpState.setDump(DumpState.DUMP_VERSION); 15537 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15538 dumpState.setDump(DumpState.DUMP_KEYSETS); 15539 } else if ("installs".equals(cmd)) { 15540 dumpState.setDump(DumpState.DUMP_INSTALLS); 15541 } else if ("write".equals(cmd)) { 15542 synchronized (mPackages) { 15543 mSettings.writeLPr(); 15544 pw.println("Settings written."); 15545 return; 15546 } 15547 } 15548 } 15549 15550 if (checkin) { 15551 pw.println("vers,1"); 15552 } 15553 15554 // reader 15555 synchronized (mPackages) { 15556 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15557 if (!checkin) { 15558 if (dumpState.onTitlePrinted()) 15559 pw.println(); 15560 pw.println("Database versions:"); 15561 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15562 } 15563 } 15564 15565 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15566 if (!checkin) { 15567 if (dumpState.onTitlePrinted()) 15568 pw.println(); 15569 pw.println("Verifiers:"); 15570 pw.print(" Required: "); 15571 pw.print(mRequiredVerifierPackage); 15572 pw.print(" (uid="); 15573 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15574 pw.println(")"); 15575 } else if (mRequiredVerifierPackage != null) { 15576 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15577 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15578 } 15579 } 15580 15581 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15582 packageName == null) { 15583 if (mIntentFilterVerifierComponent != null) { 15584 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15585 if (!checkin) { 15586 if (dumpState.onTitlePrinted()) 15587 pw.println(); 15588 pw.println("Intent Filter Verifier:"); 15589 pw.print(" Using: "); 15590 pw.print(verifierPackageName); 15591 pw.print(" (uid="); 15592 pw.print(getPackageUid(verifierPackageName, 0)); 15593 pw.println(")"); 15594 } else if (verifierPackageName != null) { 15595 pw.print("ifv,"); pw.print(verifierPackageName); 15596 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15597 } 15598 } else { 15599 pw.println(); 15600 pw.println("No Intent Filter Verifier available!"); 15601 } 15602 } 15603 15604 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15605 boolean printedHeader = false; 15606 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15607 while (it.hasNext()) { 15608 String name = it.next(); 15609 SharedLibraryEntry ent = mSharedLibraries.get(name); 15610 if (!checkin) { 15611 if (!printedHeader) { 15612 if (dumpState.onTitlePrinted()) 15613 pw.println(); 15614 pw.println("Libraries:"); 15615 printedHeader = true; 15616 } 15617 pw.print(" "); 15618 } else { 15619 pw.print("lib,"); 15620 } 15621 pw.print(name); 15622 if (!checkin) { 15623 pw.print(" -> "); 15624 } 15625 if (ent.path != null) { 15626 if (!checkin) { 15627 pw.print("(jar) "); 15628 pw.print(ent.path); 15629 } else { 15630 pw.print(",jar,"); 15631 pw.print(ent.path); 15632 } 15633 } else { 15634 if (!checkin) { 15635 pw.print("(apk) "); 15636 pw.print(ent.apk); 15637 } else { 15638 pw.print(",apk,"); 15639 pw.print(ent.apk); 15640 } 15641 } 15642 pw.println(); 15643 } 15644 } 15645 15646 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15647 if (dumpState.onTitlePrinted()) 15648 pw.println(); 15649 if (!checkin) { 15650 pw.println("Features:"); 15651 } 15652 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15653 while (it.hasNext()) { 15654 String name = it.next(); 15655 if (!checkin) { 15656 pw.print(" "); 15657 } else { 15658 pw.print("feat,"); 15659 } 15660 pw.println(name); 15661 } 15662 } 15663 15664 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15665 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15666 : "Activity Resolver Table:", " ", packageName, 15667 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15668 dumpState.setTitlePrinted(true); 15669 } 15670 } 15671 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15672 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15673 : "Receiver Resolver Table:", " ", packageName, 15674 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15675 dumpState.setTitlePrinted(true); 15676 } 15677 } 15678 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15679 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15680 : "Service Resolver Table:", " ", packageName, 15681 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15682 dumpState.setTitlePrinted(true); 15683 } 15684 } 15685 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15686 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15687 : "Provider Resolver Table:", " ", packageName, 15688 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15689 dumpState.setTitlePrinted(true); 15690 } 15691 } 15692 15693 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15694 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15695 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15696 int user = mSettings.mPreferredActivities.keyAt(i); 15697 if (pir.dump(pw, 15698 dumpState.getTitlePrinted() 15699 ? "\nPreferred Activities User " + user + ":" 15700 : "Preferred Activities User " + user + ":", " ", 15701 packageName, true, false)) { 15702 dumpState.setTitlePrinted(true); 15703 } 15704 } 15705 } 15706 15707 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15708 pw.flush(); 15709 FileOutputStream fout = new FileOutputStream(fd); 15710 BufferedOutputStream str = new BufferedOutputStream(fout); 15711 XmlSerializer serializer = new FastXmlSerializer(); 15712 try { 15713 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15714 serializer.startDocument(null, true); 15715 serializer.setFeature( 15716 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15717 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15718 serializer.endDocument(); 15719 serializer.flush(); 15720 } catch (IllegalArgumentException e) { 15721 pw.println("Failed writing: " + e); 15722 } catch (IllegalStateException e) { 15723 pw.println("Failed writing: " + e); 15724 } catch (IOException e) { 15725 pw.println("Failed writing: " + e); 15726 } 15727 } 15728 15729 if (!checkin 15730 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15731 && packageName == null) { 15732 pw.println(); 15733 int count = mSettings.mPackages.size(); 15734 if (count == 0) { 15735 pw.println("No applications!"); 15736 pw.println(); 15737 } else { 15738 final String prefix = " "; 15739 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15740 if (allPackageSettings.size() == 0) { 15741 pw.println("No domain preferred apps!"); 15742 pw.println(); 15743 } else { 15744 pw.println("App verification status:"); 15745 pw.println(); 15746 count = 0; 15747 for (PackageSetting ps : allPackageSettings) { 15748 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15749 if (ivi == null || ivi.getPackageName() == null) continue; 15750 pw.println(prefix + "Package: " + ivi.getPackageName()); 15751 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15752 pw.println(prefix + "Status: " + ivi.getStatusString()); 15753 pw.println(); 15754 count++; 15755 } 15756 if (count == 0) { 15757 pw.println(prefix + "No app verification established."); 15758 pw.println(); 15759 } 15760 for (int userId : sUserManager.getUserIds()) { 15761 pw.println("App linkages for user " + userId + ":"); 15762 pw.println(); 15763 count = 0; 15764 for (PackageSetting ps : allPackageSettings) { 15765 final long status = ps.getDomainVerificationStatusForUser(userId); 15766 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15767 continue; 15768 } 15769 pw.println(prefix + "Package: " + ps.name); 15770 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15771 String statusStr = IntentFilterVerificationInfo. 15772 getStatusStringFromValue(status); 15773 pw.println(prefix + "Status: " + statusStr); 15774 pw.println(); 15775 count++; 15776 } 15777 if (count == 0) { 15778 pw.println(prefix + "No configured app linkages."); 15779 pw.println(); 15780 } 15781 } 15782 } 15783 } 15784 } 15785 15786 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15787 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15788 if (packageName == null && permissionNames == null) { 15789 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15790 if (iperm == 0) { 15791 if (dumpState.onTitlePrinted()) 15792 pw.println(); 15793 pw.println("AppOp Permissions:"); 15794 } 15795 pw.print(" AppOp Permission "); 15796 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15797 pw.println(":"); 15798 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15799 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15800 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15801 } 15802 } 15803 } 15804 } 15805 15806 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15807 boolean printedSomething = false; 15808 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15809 if (packageName != null && !packageName.equals(p.info.packageName)) { 15810 continue; 15811 } 15812 if (!printedSomething) { 15813 if (dumpState.onTitlePrinted()) 15814 pw.println(); 15815 pw.println("Registered ContentProviders:"); 15816 printedSomething = true; 15817 } 15818 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15819 pw.print(" "); pw.println(p.toString()); 15820 } 15821 printedSomething = false; 15822 for (Map.Entry<String, PackageParser.Provider> entry : 15823 mProvidersByAuthority.entrySet()) { 15824 PackageParser.Provider p = entry.getValue(); 15825 if (packageName != null && !packageName.equals(p.info.packageName)) { 15826 continue; 15827 } 15828 if (!printedSomething) { 15829 if (dumpState.onTitlePrinted()) 15830 pw.println(); 15831 pw.println("ContentProvider Authorities:"); 15832 printedSomething = true; 15833 } 15834 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15835 pw.print(" "); pw.println(p.toString()); 15836 if (p.info != null && p.info.applicationInfo != null) { 15837 final String appInfo = p.info.applicationInfo.toString(); 15838 pw.print(" applicationInfo="); pw.println(appInfo); 15839 } 15840 } 15841 } 15842 15843 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15844 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15845 } 15846 15847 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15848 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15849 } 15850 15851 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15852 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15853 } 15854 15855 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15856 // XXX should handle packageName != null by dumping only install data that 15857 // the given package is involved with. 15858 if (dumpState.onTitlePrinted()) pw.println(); 15859 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15860 } 15861 15862 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15863 if (dumpState.onTitlePrinted()) pw.println(); 15864 mSettings.dumpReadMessagesLPr(pw, dumpState); 15865 15866 pw.println(); 15867 pw.println("Package warning messages:"); 15868 BufferedReader in = null; 15869 String line = null; 15870 try { 15871 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15872 while ((line = in.readLine()) != null) { 15873 if (line.contains("ignored: updated version")) continue; 15874 pw.println(line); 15875 } 15876 } catch (IOException ignored) { 15877 } finally { 15878 IoUtils.closeQuietly(in); 15879 } 15880 } 15881 15882 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15883 BufferedReader in = null; 15884 String line = null; 15885 try { 15886 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15887 while ((line = in.readLine()) != null) { 15888 if (line.contains("ignored: updated version")) continue; 15889 pw.print("msg,"); 15890 pw.println(line); 15891 } 15892 } catch (IOException ignored) { 15893 } finally { 15894 IoUtils.closeQuietly(in); 15895 } 15896 } 15897 } 15898 } 15899 15900 private String dumpDomainString(String packageName) { 15901 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15902 List<IntentFilter> filters = getAllIntentFilters(packageName); 15903 15904 ArraySet<String> result = new ArraySet<>(); 15905 if (iviList.size() > 0) { 15906 for (IntentFilterVerificationInfo ivi : iviList) { 15907 for (String host : ivi.getDomains()) { 15908 result.add(host); 15909 } 15910 } 15911 } 15912 if (filters != null && filters.size() > 0) { 15913 for (IntentFilter filter : filters) { 15914 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15915 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15916 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15917 result.addAll(filter.getHostsList()); 15918 } 15919 } 15920 } 15921 15922 StringBuilder sb = new StringBuilder(result.size() * 16); 15923 for (String domain : result) { 15924 if (sb.length() > 0) sb.append(" "); 15925 sb.append(domain); 15926 } 15927 return sb.toString(); 15928 } 15929 15930 // ------- apps on sdcard specific code ------- 15931 static final boolean DEBUG_SD_INSTALL = false; 15932 15933 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15934 15935 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15936 15937 private boolean mMediaMounted = false; 15938 15939 static String getEncryptKey() { 15940 try { 15941 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15942 SD_ENCRYPTION_KEYSTORE_NAME); 15943 if (sdEncKey == null) { 15944 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15945 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15946 if (sdEncKey == null) { 15947 Slog.e(TAG, "Failed to create encryption keys"); 15948 return null; 15949 } 15950 } 15951 return sdEncKey; 15952 } catch (NoSuchAlgorithmException nsae) { 15953 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15954 return null; 15955 } catch (IOException ioe) { 15956 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15957 return null; 15958 } 15959 } 15960 15961 /* 15962 * Update media status on PackageManager. 15963 */ 15964 @Override 15965 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15966 int callingUid = Binder.getCallingUid(); 15967 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15968 throw new SecurityException("Media status can only be updated by the system"); 15969 } 15970 // reader; this apparently protects mMediaMounted, but should probably 15971 // be a different lock in that case. 15972 synchronized (mPackages) { 15973 Log.i(TAG, "Updating external media status from " 15974 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15975 + (mediaStatus ? "mounted" : "unmounted")); 15976 if (DEBUG_SD_INSTALL) 15977 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15978 + ", mMediaMounted=" + mMediaMounted); 15979 if (mediaStatus == mMediaMounted) { 15980 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15981 : 0, -1); 15982 mHandler.sendMessage(msg); 15983 return; 15984 } 15985 mMediaMounted = mediaStatus; 15986 } 15987 // Queue up an async operation since the package installation may take a 15988 // little while. 15989 mHandler.post(new Runnable() { 15990 public void run() { 15991 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15992 } 15993 }); 15994 } 15995 15996 /** 15997 * Called by MountService when the initial ASECs to scan are available. 15998 * Should block until all the ASEC containers are finished being scanned. 15999 */ 16000 public void scanAvailableAsecs() { 16001 updateExternalMediaStatusInner(true, false, false); 16002 if (mShouldRestoreconData) { 16003 SELinuxMMAC.setRestoreconDone(); 16004 mShouldRestoreconData = false; 16005 } 16006 } 16007 16008 /* 16009 * Collect information of applications on external media, map them against 16010 * existing containers and update information based on current mount status. 16011 * Please note that we always have to report status if reportStatus has been 16012 * set to true especially when unloading packages. 16013 */ 16014 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16015 boolean externalStorage) { 16016 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16017 int[] uidArr = EmptyArray.INT; 16018 16019 final String[] list = PackageHelper.getSecureContainerList(); 16020 if (ArrayUtils.isEmpty(list)) { 16021 Log.i(TAG, "No secure containers found"); 16022 } else { 16023 // Process list of secure containers and categorize them 16024 // as active or stale based on their package internal state. 16025 16026 // reader 16027 synchronized (mPackages) { 16028 for (String cid : list) { 16029 // Leave stages untouched for now; installer service owns them 16030 if (PackageInstallerService.isStageName(cid)) continue; 16031 16032 if (DEBUG_SD_INSTALL) 16033 Log.i(TAG, "Processing container " + cid); 16034 String pkgName = getAsecPackageName(cid); 16035 if (pkgName == null) { 16036 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16037 continue; 16038 } 16039 if (DEBUG_SD_INSTALL) 16040 Log.i(TAG, "Looking for pkg : " + pkgName); 16041 16042 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16043 if (ps == null) { 16044 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16045 continue; 16046 } 16047 16048 /* 16049 * Skip packages that are not external if we're unmounting 16050 * external storage. 16051 */ 16052 if (externalStorage && !isMounted && !isExternal(ps)) { 16053 continue; 16054 } 16055 16056 final AsecInstallArgs args = new AsecInstallArgs(cid, 16057 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16058 // The package status is changed only if the code path 16059 // matches between settings and the container id. 16060 if (ps.codePathString != null 16061 && ps.codePathString.startsWith(args.getCodePath())) { 16062 if (DEBUG_SD_INSTALL) { 16063 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16064 + " at code path: " + ps.codePathString); 16065 } 16066 16067 // We do have a valid package installed on sdcard 16068 processCids.put(args, ps.codePathString); 16069 final int uid = ps.appId; 16070 if (uid != -1) { 16071 uidArr = ArrayUtils.appendInt(uidArr, uid); 16072 } 16073 } else { 16074 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16075 + ps.codePathString); 16076 } 16077 } 16078 } 16079 16080 Arrays.sort(uidArr); 16081 } 16082 16083 // Process packages with valid entries. 16084 if (isMounted) { 16085 if (DEBUG_SD_INSTALL) 16086 Log.i(TAG, "Loading packages"); 16087 loadMediaPackages(processCids, uidArr, externalStorage); 16088 startCleaningPackages(); 16089 mInstallerService.onSecureContainersAvailable(); 16090 } else { 16091 if (DEBUG_SD_INSTALL) 16092 Log.i(TAG, "Unloading packages"); 16093 unloadMediaPackages(processCids, uidArr, reportStatus); 16094 } 16095 } 16096 16097 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16098 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16099 final int size = infos.size(); 16100 final String[] packageNames = new String[size]; 16101 final int[] packageUids = new int[size]; 16102 for (int i = 0; i < size; i++) { 16103 final ApplicationInfo info = infos.get(i); 16104 packageNames[i] = info.packageName; 16105 packageUids[i] = info.uid; 16106 } 16107 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16108 finishedReceiver); 16109 } 16110 16111 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16112 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16113 sendResourcesChangedBroadcast(mediaStatus, replacing, 16114 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16115 } 16116 16117 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16118 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16119 int size = pkgList.length; 16120 if (size > 0) { 16121 // Send broadcasts here 16122 Bundle extras = new Bundle(); 16123 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16124 if (uidArr != null) { 16125 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16126 } 16127 if (replacing) { 16128 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16129 } 16130 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16131 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16132 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16133 } 16134 } 16135 16136 /* 16137 * Look at potentially valid container ids from processCids If package 16138 * information doesn't match the one on record or package scanning fails, 16139 * the cid is added to list of removeCids. We currently don't delete stale 16140 * containers. 16141 */ 16142 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16143 boolean externalStorage) { 16144 ArrayList<String> pkgList = new ArrayList<String>(); 16145 Set<AsecInstallArgs> keys = processCids.keySet(); 16146 16147 for (AsecInstallArgs args : keys) { 16148 String codePath = processCids.get(args); 16149 if (DEBUG_SD_INSTALL) 16150 Log.i(TAG, "Loading container : " + args.cid); 16151 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16152 try { 16153 // Make sure there are no container errors first. 16154 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16155 Slog.e(TAG, "Failed to mount cid : " + args.cid 16156 + " when installing from sdcard"); 16157 continue; 16158 } 16159 // Check code path here. 16160 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16161 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16162 + " does not match one in settings " + codePath); 16163 continue; 16164 } 16165 // Parse package 16166 int parseFlags = mDefParseFlags; 16167 if (args.isExternalAsec()) { 16168 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16169 } 16170 if (args.isFwdLocked()) { 16171 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16172 } 16173 16174 synchronized (mInstallLock) { 16175 PackageParser.Package pkg = null; 16176 try { 16177 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16178 } catch (PackageManagerException e) { 16179 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16180 } 16181 // Scan the package 16182 if (pkg != null) { 16183 /* 16184 * TODO why is the lock being held? doPostInstall is 16185 * called in other places without the lock. This needs 16186 * to be straightened out. 16187 */ 16188 // writer 16189 synchronized (mPackages) { 16190 retCode = PackageManager.INSTALL_SUCCEEDED; 16191 pkgList.add(pkg.packageName); 16192 // Post process args 16193 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16194 pkg.applicationInfo.uid); 16195 } 16196 } else { 16197 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16198 } 16199 } 16200 16201 } finally { 16202 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16203 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16204 } 16205 } 16206 } 16207 // writer 16208 synchronized (mPackages) { 16209 // If the platform SDK has changed since the last time we booted, 16210 // we need to re-grant app permission to catch any new ones that 16211 // appear. This is really a hack, and means that apps can in some 16212 // cases get permissions that the user didn't initially explicitly 16213 // allow... it would be nice to have some better way to handle 16214 // this situation. 16215 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16216 : mSettings.getInternalVersion(); 16217 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16218 : StorageManager.UUID_PRIVATE_INTERNAL; 16219 16220 int updateFlags = UPDATE_PERMISSIONS_ALL; 16221 if (ver.sdkVersion != mSdkVersion) { 16222 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16223 + mSdkVersion + "; regranting permissions for external"); 16224 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16225 } 16226 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16227 16228 // Yay, everything is now upgraded 16229 ver.forceCurrent(); 16230 16231 // can downgrade to reader 16232 // Persist settings 16233 mSettings.writeLPr(); 16234 } 16235 // Send a broadcast to let everyone know we are done processing 16236 if (pkgList.size() > 0) { 16237 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16238 } 16239 } 16240 16241 /* 16242 * Utility method to unload a list of specified containers 16243 */ 16244 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16245 // Just unmount all valid containers. 16246 for (AsecInstallArgs arg : cidArgs) { 16247 synchronized (mInstallLock) { 16248 arg.doPostDeleteLI(false); 16249 } 16250 } 16251 } 16252 16253 /* 16254 * Unload packages mounted on external media. This involves deleting package 16255 * data from internal structures, sending broadcasts about diabled packages, 16256 * gc'ing to free up references, unmounting all secure containers 16257 * corresponding to packages on external media, and posting a 16258 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16259 * that we always have to post this message if status has been requested no 16260 * matter what. 16261 */ 16262 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16263 final boolean reportStatus) { 16264 if (DEBUG_SD_INSTALL) 16265 Log.i(TAG, "unloading media packages"); 16266 ArrayList<String> pkgList = new ArrayList<String>(); 16267 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16268 final Set<AsecInstallArgs> keys = processCids.keySet(); 16269 for (AsecInstallArgs args : keys) { 16270 String pkgName = args.getPackageName(); 16271 if (DEBUG_SD_INSTALL) 16272 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16273 // Delete package internally 16274 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16275 synchronized (mInstallLock) { 16276 boolean res = deletePackageLI(pkgName, null, false, null, null, 16277 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16278 if (res) { 16279 pkgList.add(pkgName); 16280 } else { 16281 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16282 failedList.add(args); 16283 } 16284 } 16285 } 16286 16287 // reader 16288 synchronized (mPackages) { 16289 // We didn't update the settings after removing each package; 16290 // write them now for all packages. 16291 mSettings.writeLPr(); 16292 } 16293 16294 // We have to absolutely send UPDATED_MEDIA_STATUS only 16295 // after confirming that all the receivers processed the ordered 16296 // broadcast when packages get disabled, force a gc to clean things up. 16297 // and unload all the containers. 16298 if (pkgList.size() > 0) { 16299 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16300 new IIntentReceiver.Stub() { 16301 public void performReceive(Intent intent, int resultCode, String data, 16302 Bundle extras, boolean ordered, boolean sticky, 16303 int sendingUser) throws RemoteException { 16304 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16305 reportStatus ? 1 : 0, 1, keys); 16306 mHandler.sendMessage(msg); 16307 } 16308 }); 16309 } else { 16310 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16311 keys); 16312 mHandler.sendMessage(msg); 16313 } 16314 } 16315 16316 private void loadPrivatePackages(final VolumeInfo vol) { 16317 mHandler.post(new Runnable() { 16318 @Override 16319 public void run() { 16320 loadPrivatePackagesInner(vol); 16321 } 16322 }); 16323 } 16324 16325 private void loadPrivatePackagesInner(VolumeInfo vol) { 16326 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16327 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16328 16329 final VersionInfo ver; 16330 final List<PackageSetting> packages; 16331 synchronized (mPackages) { 16332 ver = mSettings.findOrCreateVersion(vol.fsUuid); 16333 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16334 } 16335 16336 for (PackageSetting ps : packages) { 16337 synchronized (mInstallLock) { 16338 final PackageParser.Package pkg; 16339 try { 16340 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16341 loaded.add(pkg.applicationInfo); 16342 } catch (PackageManagerException e) { 16343 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16344 } 16345 16346 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16347 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16348 } 16349 } 16350 } 16351 16352 synchronized (mPackages) { 16353 int updateFlags = UPDATE_PERMISSIONS_ALL; 16354 if (ver.sdkVersion != mSdkVersion) { 16355 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16356 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16357 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16358 } 16359 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 16360 16361 // Yay, everything is now upgraded 16362 ver.forceCurrent(); 16363 16364 mSettings.writeLPr(); 16365 } 16366 16367 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16368 sendResourcesChangedBroadcast(true, false, loaded, null); 16369 } 16370 16371 private void unloadPrivatePackages(final VolumeInfo vol) { 16372 mHandler.post(new Runnable() { 16373 @Override 16374 public void run() { 16375 unloadPrivatePackagesInner(vol); 16376 } 16377 }); 16378 } 16379 16380 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16381 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16382 synchronized (mInstallLock) { 16383 synchronized (mPackages) { 16384 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16385 for (PackageSetting ps : packages) { 16386 if (ps.pkg == null) continue; 16387 16388 final ApplicationInfo info = ps.pkg.applicationInfo; 16389 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16390 if (deletePackageLI(ps.name, null, false, null, null, 16391 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16392 unloaded.add(info); 16393 } else { 16394 Slog.w(TAG, "Failed to unload " + ps.codePath); 16395 } 16396 } 16397 16398 mSettings.writeLPr(); 16399 } 16400 } 16401 16402 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16403 sendResourcesChangedBroadcast(false, false, unloaded, null); 16404 } 16405 16406 /** 16407 * Examine all users present on given mounted volume, and destroy data 16408 * belonging to users that are no longer valid, or whose user ID has been 16409 * recycled. 16410 */ 16411 private void reconcileUsers(String volumeUuid) { 16412 final File[] files = FileUtils 16413 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16414 for (File file : files) { 16415 if (!file.isDirectory()) continue; 16416 16417 final int userId; 16418 final UserInfo info; 16419 try { 16420 userId = Integer.parseInt(file.getName()); 16421 info = sUserManager.getUserInfo(userId); 16422 } catch (NumberFormatException e) { 16423 Slog.w(TAG, "Invalid user directory " + file); 16424 continue; 16425 } 16426 16427 boolean destroyUser = false; 16428 if (info == null) { 16429 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16430 + " because no matching user was found"); 16431 destroyUser = true; 16432 } else { 16433 try { 16434 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16435 } catch (IOException e) { 16436 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16437 + " because we failed to enforce serial number: " + e); 16438 destroyUser = true; 16439 } 16440 } 16441 16442 if (destroyUser) { 16443 synchronized (mInstallLock) { 16444 mInstaller.removeUserDataDirs(volumeUuid, userId); 16445 } 16446 } 16447 } 16448 16449 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16450 final UserManager um = mContext.getSystemService(UserManager.class); 16451 for (UserInfo user : um.getUsers()) { 16452 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16453 if (userDir.exists()) continue; 16454 16455 try { 16456 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber); 16457 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16458 } catch (IOException e) { 16459 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16460 } 16461 } 16462 } 16463 16464 /** 16465 * Examine all apps present on given mounted volume, and destroy apps that 16466 * aren't expected, either due to uninstallation or reinstallation on 16467 * another volume. 16468 */ 16469 private void reconcileApps(String volumeUuid) { 16470 final File[] files = FileUtils 16471 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16472 for (File file : files) { 16473 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16474 && !PackageInstallerService.isStageName(file.getName()); 16475 if (!isPackage) { 16476 // Ignore entries which are not packages 16477 continue; 16478 } 16479 16480 boolean destroyApp = false; 16481 String packageName = null; 16482 try { 16483 final PackageLite pkg = PackageParser.parsePackageLite(file, 16484 PackageParser.PARSE_MUST_BE_APK); 16485 packageName = pkg.packageName; 16486 16487 synchronized (mPackages) { 16488 final PackageSetting ps = mSettings.mPackages.get(packageName); 16489 if (ps == null) { 16490 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16491 + volumeUuid + " because we found no install record"); 16492 destroyApp = true; 16493 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16494 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16495 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16496 destroyApp = true; 16497 } 16498 } 16499 16500 } catch (PackageParserException e) { 16501 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16502 destroyApp = true; 16503 } 16504 16505 if (destroyApp) { 16506 synchronized (mInstallLock) { 16507 if (packageName != null) { 16508 removeDataDirsLI(volumeUuid, packageName); 16509 } 16510 if (file.isDirectory()) { 16511 mInstaller.rmPackageDir(file.getAbsolutePath()); 16512 } else { 16513 file.delete(); 16514 } 16515 } 16516 } 16517 } 16518 } 16519 16520 private void unfreezePackage(String packageName) { 16521 synchronized (mPackages) { 16522 final PackageSetting ps = mSettings.mPackages.get(packageName); 16523 if (ps != null) { 16524 ps.frozen = false; 16525 } 16526 } 16527 } 16528 16529 @Override 16530 public int movePackage(final String packageName, final String volumeUuid) { 16531 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16532 16533 final int moveId = mNextMoveId.getAndIncrement(); 16534 mHandler.post(new Runnable() { 16535 @Override 16536 public void run() { 16537 try { 16538 movePackageInternal(packageName, volumeUuid, moveId); 16539 } catch (PackageManagerException e) { 16540 Slog.w(TAG, "Failed to move " + packageName, e); 16541 mMoveCallbacks.notifyStatusChanged(moveId, 16542 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16543 } 16544 } 16545 }); 16546 return moveId; 16547 } 16548 16549 private void movePackageInternal(final String packageName, final String volumeUuid, 16550 final int moveId) throws PackageManagerException { 16551 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16552 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16553 final PackageManager pm = mContext.getPackageManager(); 16554 16555 final boolean currentAsec; 16556 final String currentVolumeUuid; 16557 final File codeFile; 16558 final String installerPackageName; 16559 final String packageAbiOverride; 16560 final int appId; 16561 final String seinfo; 16562 final String label; 16563 16564 // reader 16565 synchronized (mPackages) { 16566 final PackageParser.Package pkg = mPackages.get(packageName); 16567 final PackageSetting ps = mSettings.mPackages.get(packageName); 16568 if (pkg == null || ps == null) { 16569 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16570 } 16571 16572 if (pkg.applicationInfo.isSystemApp()) { 16573 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16574 "Cannot move system application"); 16575 } 16576 16577 if (pkg.applicationInfo.isExternalAsec()) { 16578 currentAsec = true; 16579 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16580 } else if (pkg.applicationInfo.isForwardLocked()) { 16581 currentAsec = true; 16582 currentVolumeUuid = "forward_locked"; 16583 } else { 16584 currentAsec = false; 16585 currentVolumeUuid = ps.volumeUuid; 16586 16587 final File probe = new File(pkg.codePath); 16588 final File probeOat = new File(probe, "oat"); 16589 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16590 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16591 "Move only supported for modern cluster style installs"); 16592 } 16593 } 16594 16595 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16596 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16597 "Package already moved to " + volumeUuid); 16598 } 16599 16600 if (ps.frozen) { 16601 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16602 "Failed to move already frozen package"); 16603 } 16604 ps.frozen = true; 16605 16606 codeFile = new File(pkg.codePath); 16607 installerPackageName = ps.installerPackageName; 16608 packageAbiOverride = ps.cpuAbiOverrideString; 16609 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16610 seinfo = pkg.applicationInfo.seinfo; 16611 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16612 } 16613 16614 // Now that we're guarded by frozen state, kill app during move 16615 final long token = Binder.clearCallingIdentity(); 16616 try { 16617 killApplication(packageName, appId, "move pkg"); 16618 } finally { 16619 Binder.restoreCallingIdentity(token); 16620 } 16621 16622 final Bundle extras = new Bundle(); 16623 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16624 extras.putString(Intent.EXTRA_TITLE, label); 16625 mMoveCallbacks.notifyCreated(moveId, extras); 16626 16627 int installFlags; 16628 final boolean moveCompleteApp; 16629 final File measurePath; 16630 16631 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16632 installFlags = INSTALL_INTERNAL; 16633 moveCompleteApp = !currentAsec; 16634 measurePath = Environment.getDataAppDirectory(volumeUuid); 16635 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16636 installFlags = INSTALL_EXTERNAL; 16637 moveCompleteApp = false; 16638 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16639 } else { 16640 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16641 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16642 || !volume.isMountedWritable()) { 16643 unfreezePackage(packageName); 16644 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16645 "Move location not mounted private volume"); 16646 } 16647 16648 Preconditions.checkState(!currentAsec); 16649 16650 installFlags = INSTALL_INTERNAL; 16651 moveCompleteApp = true; 16652 measurePath = Environment.getDataAppDirectory(volumeUuid); 16653 } 16654 16655 final PackageStats stats = new PackageStats(null, -1); 16656 synchronized (mInstaller) { 16657 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16658 unfreezePackage(packageName); 16659 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16660 "Failed to measure package size"); 16661 } 16662 } 16663 16664 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16665 + stats.dataSize); 16666 16667 final long startFreeBytes = measurePath.getFreeSpace(); 16668 final long sizeBytes; 16669 if (moveCompleteApp) { 16670 sizeBytes = stats.codeSize + stats.dataSize; 16671 } else { 16672 sizeBytes = stats.codeSize; 16673 } 16674 16675 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16676 unfreezePackage(packageName); 16677 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16678 "Not enough free space to move"); 16679 } 16680 16681 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16682 16683 final CountDownLatch installedLatch = new CountDownLatch(1); 16684 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16685 @Override 16686 public void onUserActionRequired(Intent intent) throws RemoteException { 16687 throw new IllegalStateException(); 16688 } 16689 16690 @Override 16691 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16692 Bundle extras) throws RemoteException { 16693 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16694 + PackageManager.installStatusToString(returnCode, msg)); 16695 16696 installedLatch.countDown(); 16697 16698 // Regardless of success or failure of the move operation, 16699 // always unfreeze the package 16700 unfreezePackage(packageName); 16701 16702 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16703 switch (status) { 16704 case PackageInstaller.STATUS_SUCCESS: 16705 mMoveCallbacks.notifyStatusChanged(moveId, 16706 PackageManager.MOVE_SUCCEEDED); 16707 break; 16708 case PackageInstaller.STATUS_FAILURE_STORAGE: 16709 mMoveCallbacks.notifyStatusChanged(moveId, 16710 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16711 break; 16712 default: 16713 mMoveCallbacks.notifyStatusChanged(moveId, 16714 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16715 break; 16716 } 16717 } 16718 }; 16719 16720 final MoveInfo move; 16721 if (moveCompleteApp) { 16722 // Kick off a thread to report progress estimates 16723 new Thread() { 16724 @Override 16725 public void run() { 16726 while (true) { 16727 try { 16728 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16729 break; 16730 } 16731 } catch (InterruptedException ignored) { 16732 } 16733 16734 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16735 final int progress = 10 + (int) MathUtils.constrain( 16736 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16737 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16738 } 16739 } 16740 }.start(); 16741 16742 final String dataAppName = codeFile.getName(); 16743 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16744 dataAppName, appId, seinfo); 16745 } else { 16746 move = null; 16747 } 16748 16749 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16750 16751 final Message msg = mHandler.obtainMessage(INIT_COPY); 16752 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16753 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16754 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16755 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16756 msg.obj = params; 16757 16758 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16759 System.identityHashCode(msg.obj)); 16760 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16761 System.identityHashCode(msg.obj)); 16762 16763 mHandler.sendMessage(msg); 16764 } 16765 16766 @Override 16767 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16768 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16769 16770 final int realMoveId = mNextMoveId.getAndIncrement(); 16771 final Bundle extras = new Bundle(); 16772 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16773 mMoveCallbacks.notifyCreated(realMoveId, extras); 16774 16775 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16776 @Override 16777 public void onCreated(int moveId, Bundle extras) { 16778 // Ignored 16779 } 16780 16781 @Override 16782 public void onStatusChanged(int moveId, int status, long estMillis) { 16783 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16784 } 16785 }; 16786 16787 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16788 storage.setPrimaryStorageUuid(volumeUuid, callback); 16789 return realMoveId; 16790 } 16791 16792 @Override 16793 public int getMoveStatus(int moveId) { 16794 mContext.enforceCallingOrSelfPermission( 16795 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16796 return mMoveCallbacks.mLastStatus.get(moveId); 16797 } 16798 16799 @Override 16800 public void registerMoveCallback(IPackageMoveObserver callback) { 16801 mContext.enforceCallingOrSelfPermission( 16802 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16803 mMoveCallbacks.register(callback); 16804 } 16805 16806 @Override 16807 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16808 mContext.enforceCallingOrSelfPermission( 16809 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16810 mMoveCallbacks.unregister(callback); 16811 } 16812 16813 @Override 16814 public boolean setInstallLocation(int loc) { 16815 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16816 null); 16817 if (getInstallLocation() == loc) { 16818 return true; 16819 } 16820 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16821 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16822 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16823 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16824 return true; 16825 } 16826 return false; 16827 } 16828 16829 @Override 16830 public int getInstallLocation() { 16831 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16832 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16833 PackageHelper.APP_INSTALL_AUTO); 16834 } 16835 16836 /** Called by UserManagerService */ 16837 void cleanUpUser(UserManagerService userManager, int userHandle) { 16838 synchronized (mPackages) { 16839 mDirtyUsers.remove(userHandle); 16840 mUserNeedsBadging.delete(userHandle); 16841 mSettings.removeUserLPw(userHandle); 16842 mPendingBroadcasts.remove(userHandle); 16843 } 16844 synchronized (mInstallLock) { 16845 if (mInstaller != null) { 16846 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16847 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16848 final String volumeUuid = vol.getFsUuid(); 16849 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16850 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16851 } 16852 } 16853 synchronized (mPackages) { 16854 removeUnusedPackagesLILPw(userManager, userHandle); 16855 } 16856 } 16857 } 16858 16859 /** 16860 * We're removing userHandle and would like to remove any downloaded packages 16861 * that are no longer in use by any other user. 16862 * @param userHandle the user being removed 16863 */ 16864 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16865 final boolean DEBUG_CLEAN_APKS = false; 16866 int [] users = userManager.getUserIds(); 16867 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16868 while (psit.hasNext()) { 16869 PackageSetting ps = psit.next(); 16870 if (ps.pkg == null) { 16871 continue; 16872 } 16873 final String packageName = ps.pkg.packageName; 16874 // Skip over if system app 16875 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16876 continue; 16877 } 16878 if (DEBUG_CLEAN_APKS) { 16879 Slog.i(TAG, "Checking package " + packageName); 16880 } 16881 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 16882 if (keep) { 16883 if (DEBUG_CLEAN_APKS) { 16884 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 16885 } 16886 } else { 16887 for (int i = 0; i < users.length; i++) { 16888 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16889 keep = true; 16890 if (DEBUG_CLEAN_APKS) { 16891 Slog.i(TAG, " Keeping package " + packageName + " for user " 16892 + users[i]); 16893 } 16894 break; 16895 } 16896 } 16897 } 16898 if (!keep) { 16899 if (DEBUG_CLEAN_APKS) { 16900 Slog.i(TAG, " Removing package " + packageName); 16901 } 16902 mHandler.post(new Runnable() { 16903 public void run() { 16904 deletePackageX(packageName, userHandle, 0); 16905 } //end run 16906 }); 16907 } 16908 } 16909 } 16910 16911 /** Called by UserManagerService */ 16912 void createNewUser(int userHandle) { 16913 if (mInstaller != null) { 16914 synchronized (mInstallLock) { 16915 synchronized (mPackages) { 16916 mInstaller.createUserConfig(userHandle); 16917 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16918 } 16919 } 16920 synchronized (mPackages) { 16921 applyFactoryDefaultBrowserLPw(userHandle); 16922 primeDomainVerificationsLPw(userHandle); 16923 } 16924 } 16925 } 16926 16927 void newUserCreated(final int userHandle) { 16928 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16929 // If permission review for legacy apps is required, we represent 16930 // dagerous permissions for such apps as always granted runtime 16931 // permissions to keep per user flag state whether review is needed. 16932 // Hence, if a new user is added we have to propagate dangerous 16933 // permission grants for these legacy apps. 16934 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 16935 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 16936 | UPDATE_PERMISSIONS_REPLACE_ALL); 16937 } 16938 } 16939 16940 @Override 16941 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16942 mContext.enforceCallingOrSelfPermission( 16943 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16944 "Only package verification agents can read the verifier device identity"); 16945 16946 synchronized (mPackages) { 16947 return mSettings.getVerifierDeviceIdentityLPw(); 16948 } 16949 } 16950 16951 @Override 16952 public void setPermissionEnforced(String permission, boolean enforced) { 16953 // TODO: Now that we no longer change GID for storage, this should to away. 16954 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16955 "setPermissionEnforced"); 16956 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16957 synchronized (mPackages) { 16958 if (mSettings.mReadExternalStorageEnforced == null 16959 || mSettings.mReadExternalStorageEnforced != enforced) { 16960 mSettings.mReadExternalStorageEnforced = enforced; 16961 mSettings.writeLPr(); 16962 } 16963 } 16964 // kill any non-foreground processes so we restart them and 16965 // grant/revoke the GID. 16966 final IActivityManager am = ActivityManagerNative.getDefault(); 16967 if (am != null) { 16968 final long token = Binder.clearCallingIdentity(); 16969 try { 16970 am.killProcessesBelowForeground("setPermissionEnforcement"); 16971 } catch (RemoteException e) { 16972 } finally { 16973 Binder.restoreCallingIdentity(token); 16974 } 16975 } 16976 } else { 16977 throw new IllegalArgumentException("No selective enforcement for " + permission); 16978 } 16979 } 16980 16981 @Override 16982 @Deprecated 16983 public boolean isPermissionEnforced(String permission) { 16984 return true; 16985 } 16986 16987 @Override 16988 public boolean isStorageLow() { 16989 final long token = Binder.clearCallingIdentity(); 16990 try { 16991 final DeviceStorageMonitorInternal 16992 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16993 if (dsm != null) { 16994 return dsm.isMemoryLow(); 16995 } else { 16996 return false; 16997 } 16998 } finally { 16999 Binder.restoreCallingIdentity(token); 17000 } 17001 } 17002 17003 @Override 17004 public IPackageInstaller getPackageInstaller() { 17005 return mInstallerService; 17006 } 17007 17008 private boolean userNeedsBadging(int userId) { 17009 int index = mUserNeedsBadging.indexOfKey(userId); 17010 if (index < 0) { 17011 final UserInfo userInfo; 17012 final long token = Binder.clearCallingIdentity(); 17013 try { 17014 userInfo = sUserManager.getUserInfo(userId); 17015 } finally { 17016 Binder.restoreCallingIdentity(token); 17017 } 17018 final boolean b; 17019 if (userInfo != null && userInfo.isManagedProfile()) { 17020 b = true; 17021 } else { 17022 b = false; 17023 } 17024 mUserNeedsBadging.put(userId, b); 17025 return b; 17026 } 17027 return mUserNeedsBadging.valueAt(index); 17028 } 17029 17030 @Override 17031 public KeySet getKeySetByAlias(String packageName, String alias) { 17032 if (packageName == null || alias == null) { 17033 return null; 17034 } 17035 synchronized(mPackages) { 17036 final PackageParser.Package pkg = mPackages.get(packageName); 17037 if (pkg == null) { 17038 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17039 throw new IllegalArgumentException("Unknown package: " + packageName); 17040 } 17041 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17042 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17043 } 17044 } 17045 17046 @Override 17047 public KeySet getSigningKeySet(String packageName) { 17048 if (packageName == null) { 17049 return null; 17050 } 17051 synchronized(mPackages) { 17052 final PackageParser.Package pkg = mPackages.get(packageName); 17053 if (pkg == null) { 17054 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17055 throw new IllegalArgumentException("Unknown package: " + packageName); 17056 } 17057 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17058 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17059 throw new SecurityException("May not access signing KeySet of other apps."); 17060 } 17061 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17062 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17063 } 17064 } 17065 17066 @Override 17067 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17068 if (packageName == null || ks == null) { 17069 return false; 17070 } 17071 synchronized(mPackages) { 17072 final PackageParser.Package pkg = mPackages.get(packageName); 17073 if (pkg == null) { 17074 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17075 throw new IllegalArgumentException("Unknown package: " + packageName); 17076 } 17077 IBinder ksh = ks.getToken(); 17078 if (ksh instanceof KeySetHandle) { 17079 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17080 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17081 } 17082 return false; 17083 } 17084 } 17085 17086 @Override 17087 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17088 if (packageName == null || ks == null) { 17089 return false; 17090 } 17091 synchronized(mPackages) { 17092 final PackageParser.Package pkg = mPackages.get(packageName); 17093 if (pkg == null) { 17094 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17095 throw new IllegalArgumentException("Unknown package: " + packageName); 17096 } 17097 IBinder ksh = ks.getToken(); 17098 if (ksh instanceof KeySetHandle) { 17099 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17100 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17101 } 17102 return false; 17103 } 17104 } 17105 17106 private void deletePackageIfUnusedLPr(final String packageName) { 17107 PackageSetting ps = mSettings.mPackages.get(packageName); 17108 if (ps == null) { 17109 return; 17110 } 17111 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17112 // TODO Implement atomic delete if package is unused 17113 // It is currently possible that the package will be deleted even if it is installed 17114 // after this method returns. 17115 mHandler.post(new Runnable() { 17116 public void run() { 17117 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17118 } 17119 }); 17120 } 17121 } 17122 17123 /** 17124 * Check and throw if the given before/after packages would be considered a 17125 * downgrade. 17126 */ 17127 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17128 throws PackageManagerException { 17129 if (after.versionCode < before.mVersionCode) { 17130 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17131 "Update version code " + after.versionCode + " is older than current " 17132 + before.mVersionCode); 17133 } else if (after.versionCode == before.mVersionCode) { 17134 if (after.baseRevisionCode < before.baseRevisionCode) { 17135 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17136 "Update base revision code " + after.baseRevisionCode 17137 + " is older than current " + before.baseRevisionCode); 17138 } 17139 17140 if (!ArrayUtils.isEmpty(after.splitNames)) { 17141 for (int i = 0; i < after.splitNames.length; i++) { 17142 final String splitName = after.splitNames[i]; 17143 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17144 if (j != -1) { 17145 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17146 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17147 "Update split " + splitName + " revision code " 17148 + after.splitRevisionCodes[i] + " is older than current " 17149 + before.splitRevisionCodes[j]); 17150 } 17151 } 17152 } 17153 } 17154 } 17155 } 17156 17157 private static class MoveCallbacks extends Handler { 17158 private static final int MSG_CREATED = 1; 17159 private static final int MSG_STATUS_CHANGED = 2; 17160 17161 private final RemoteCallbackList<IPackageMoveObserver> 17162 mCallbacks = new RemoteCallbackList<>(); 17163 17164 private final SparseIntArray mLastStatus = new SparseIntArray(); 17165 17166 public MoveCallbacks(Looper looper) { 17167 super(looper); 17168 } 17169 17170 public void register(IPackageMoveObserver callback) { 17171 mCallbacks.register(callback); 17172 } 17173 17174 public void unregister(IPackageMoveObserver callback) { 17175 mCallbacks.unregister(callback); 17176 } 17177 17178 @Override 17179 public void handleMessage(Message msg) { 17180 final SomeArgs args = (SomeArgs) msg.obj; 17181 final int n = mCallbacks.beginBroadcast(); 17182 for (int i = 0; i < n; i++) { 17183 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17184 try { 17185 invokeCallback(callback, msg.what, args); 17186 } catch (RemoteException ignored) { 17187 } 17188 } 17189 mCallbacks.finishBroadcast(); 17190 args.recycle(); 17191 } 17192 17193 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17194 throws RemoteException { 17195 switch (what) { 17196 case MSG_CREATED: { 17197 callback.onCreated(args.argi1, (Bundle) args.arg2); 17198 break; 17199 } 17200 case MSG_STATUS_CHANGED: { 17201 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17202 break; 17203 } 17204 } 17205 } 17206 17207 private void notifyCreated(int moveId, Bundle extras) { 17208 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17209 17210 final SomeArgs args = SomeArgs.obtain(); 17211 args.argi1 = moveId; 17212 args.arg2 = extras; 17213 obtainMessage(MSG_CREATED, args).sendToTarget(); 17214 } 17215 17216 private void notifyStatusChanged(int moveId, int status) { 17217 notifyStatusChanged(moveId, status, -1); 17218 } 17219 17220 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17221 Slog.v(TAG, "Move " + moveId + " status " + status); 17222 17223 final SomeArgs args = SomeArgs.obtain(); 17224 args.argi1 = moveId; 17225 args.argi2 = status; 17226 args.arg3 = estMillis; 17227 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17228 17229 synchronized (mLastStatus) { 17230 mLastStatus.put(moveId, status); 17231 } 17232 } 17233 } 17234 17235 private final class OnPermissionChangeListeners extends Handler { 17236 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17237 17238 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17239 new RemoteCallbackList<>(); 17240 17241 public OnPermissionChangeListeners(Looper looper) { 17242 super(looper); 17243 } 17244 17245 @Override 17246 public void handleMessage(Message msg) { 17247 switch (msg.what) { 17248 case MSG_ON_PERMISSIONS_CHANGED: { 17249 final int uid = msg.arg1; 17250 handleOnPermissionsChanged(uid); 17251 } break; 17252 } 17253 } 17254 17255 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17256 mPermissionListeners.register(listener); 17257 17258 } 17259 17260 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17261 mPermissionListeners.unregister(listener); 17262 } 17263 17264 public void onPermissionsChanged(int uid) { 17265 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17266 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17267 } 17268 } 17269 17270 private void handleOnPermissionsChanged(int uid) { 17271 final int count = mPermissionListeners.beginBroadcast(); 17272 try { 17273 for (int i = 0; i < count; i++) { 17274 IOnPermissionsChangeListener callback = mPermissionListeners 17275 .getBroadcastItem(i); 17276 try { 17277 callback.onPermissionsChanged(uid); 17278 } catch (RemoteException e) { 17279 Log.e(TAG, "Permission listener is dead", e); 17280 } 17281 } 17282 } finally { 17283 mPermissionListeners.finishBroadcast(); 17284 } 17285 } 17286 } 17287 17288 private class PackageManagerInternalImpl extends PackageManagerInternal { 17289 @Override 17290 public void setLocationPackagesProvider(PackagesProvider provider) { 17291 synchronized (mPackages) { 17292 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17293 } 17294 } 17295 17296 @Override 17297 public void setImePackagesProvider(PackagesProvider provider) { 17298 synchronized (mPackages) { 17299 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17300 } 17301 } 17302 17303 @Override 17304 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17305 synchronized (mPackages) { 17306 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17307 } 17308 } 17309 17310 @Override 17311 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17312 synchronized (mPackages) { 17313 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17314 } 17315 } 17316 17317 @Override 17318 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17319 synchronized (mPackages) { 17320 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17321 } 17322 } 17323 17324 @Override 17325 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17326 synchronized (mPackages) { 17327 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17328 } 17329 } 17330 17331 @Override 17332 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17333 synchronized (mPackages) { 17334 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17335 } 17336 } 17337 17338 @Override 17339 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17340 synchronized (mPackages) { 17341 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17342 packageName, userId); 17343 } 17344 } 17345 17346 @Override 17347 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17348 synchronized (mPackages) { 17349 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17350 packageName, userId); 17351 } 17352 } 17353 17354 @Override 17355 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17356 synchronized (mPackages) { 17357 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17358 packageName, userId); 17359 } 17360 } 17361 17362 @Override 17363 public void setKeepUninstalledPackages(final List<String> packageList) { 17364 Preconditions.checkNotNull(packageList); 17365 List<String> removedFromList = null; 17366 synchronized (mPackages) { 17367 if (mKeepUninstalledPackages != null) { 17368 final int packagesCount = mKeepUninstalledPackages.size(); 17369 for (int i = 0; i < packagesCount; i++) { 17370 String oldPackage = mKeepUninstalledPackages.get(i); 17371 if (packageList != null && packageList.contains(oldPackage)) { 17372 continue; 17373 } 17374 if (removedFromList == null) { 17375 removedFromList = new ArrayList<>(); 17376 } 17377 removedFromList.add(oldPackage); 17378 } 17379 } 17380 mKeepUninstalledPackages = new ArrayList<>(packageList); 17381 if (removedFromList != null) { 17382 final int removedCount = removedFromList.size(); 17383 for (int i = 0; i < removedCount; i++) { 17384 deletePackageIfUnusedLPr(removedFromList.get(i)); 17385 } 17386 } 17387 } 17388 } 17389 17390 @Override 17391 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17392 synchronized (mPackages) { 17393 // If we do not support permission review, done. 17394 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17395 return false; 17396 } 17397 17398 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17399 if (packageSetting == null) { 17400 return false; 17401 } 17402 17403 // Permission review applies only to apps not supporting the new permission model. 17404 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17405 return false; 17406 } 17407 17408 // Legacy apps have the permission and get user consent on launch. 17409 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17410 return permissionsState.isPermissionReviewRequired(userId); 17411 } 17412 } 17413 } 17414 17415 @Override 17416 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17417 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17418 synchronized (mPackages) { 17419 final long identity = Binder.clearCallingIdentity(); 17420 try { 17421 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17422 packageNames, userId); 17423 } finally { 17424 Binder.restoreCallingIdentity(identity); 17425 } 17426 } 17427 } 17428 17429 private static void enforceSystemOrPhoneCaller(String tag) { 17430 int callingUid = Binder.getCallingUid(); 17431 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17432 throw new SecurityException( 17433 "Cannot call " + tag + " from UID " + callingUid); 17434 } 17435 } 17436} 17437