PackageManagerService.java revision 4f6d400b0fa4c94e0f785a7b15ffb30126e6759d
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 34import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 35import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 36import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 45import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 50import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 51import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 52import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 54import static android.content.pm.PackageManager.INSTALL_INTERNAL; 55import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 61import static android.content.pm.PackageManager.MATCH_ALL; 62import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 63import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 64import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 65import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 66import static android.content.pm.PackageManager.PERMISSION_DENIED; 67import static android.content.pm.PackageManager.PERMISSION_GRANTED; 68import static android.content.pm.PackageParser.isApkFile; 69import static android.os.Process.PACKAGE_INFO_GID; 70import static android.os.Process.SYSTEM_UID; 71import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 72import static android.system.OsConstants.O_CREAT; 73import static android.system.OsConstants.O_RDWR; 74 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.content.BroadcastReceiver; 98import android.content.ComponentName; 99import android.content.Context; 100import android.content.IIntentReceiver; 101import android.content.Intent; 102import android.content.IntentFilter; 103import android.content.IntentSender; 104import android.content.IntentSender.SendIntentException; 105import android.content.ServiceConnection; 106import android.content.pm.ActivityInfo; 107import android.content.pm.ApplicationInfo; 108import android.content.pm.AppsQueryHelper; 109import android.content.pm.ComponentInfo; 110import android.content.pm.EphemeralApplicationInfo; 111import android.content.pm.EphemeralResolveInfo; 112import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 113import android.content.pm.FeatureInfo; 114import android.content.pm.IOnPermissionsChangeListener; 115import android.content.pm.IPackageDataObserver; 116import android.content.pm.IPackageDeleteObserver; 117import android.content.pm.IPackageDeleteObserver2; 118import android.content.pm.IPackageInstallObserver2; 119import android.content.pm.IPackageInstaller; 120import android.content.pm.IPackageManager; 121import android.content.pm.IPackageMoveObserver; 122import android.content.pm.IPackageStatsObserver; 123import android.content.pm.InstrumentationInfo; 124import android.content.pm.IntentFilterVerificationInfo; 125import android.content.pm.KeySet; 126import android.content.pm.PackageCleanItem; 127import android.content.pm.PackageInfo; 128import android.content.pm.PackageInfoLite; 129import android.content.pm.PackageInstaller; 130import android.content.pm.PackageManager; 131import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 132import android.content.pm.PackageManagerInternal; 133import android.content.pm.PackageParser; 134import android.content.pm.PackageParser.ActivityIntentInfo; 135import android.content.pm.PackageParser.PackageLite; 136import android.content.pm.PackageParser.PackageParserException; 137import android.content.pm.PackageStats; 138import android.content.pm.PackageUserState; 139import android.content.pm.ParceledListSlice; 140import android.content.pm.PermissionGroupInfo; 141import android.content.pm.PermissionInfo; 142import android.content.pm.ProviderInfo; 143import android.content.pm.ResolveInfo; 144import android.content.pm.ServiceInfo; 145import android.content.pm.Signature; 146import android.content.pm.UserInfo; 147import android.content.pm.VerificationParams; 148import android.content.pm.VerifierDeviceIdentity; 149import android.content.pm.VerifierInfo; 150import android.content.res.Resources; 151import android.graphics.Bitmap; 152import android.hardware.display.DisplayManager; 153import android.net.Uri; 154import android.os.Binder; 155import android.os.Build; 156import android.os.Bundle; 157import android.os.Debug; 158import android.os.Environment; 159import android.os.Environment.UserEnvironment; 160import android.os.FileUtils; 161import android.os.Handler; 162import android.os.IBinder; 163import android.os.Looper; 164import android.os.Message; 165import android.os.Parcel; 166import android.os.ParcelFileDescriptor; 167import android.os.Process; 168import android.os.RemoteCallbackList; 169import android.os.RemoteException; 170import android.os.ResultReceiver; 171import android.os.SELinux; 172import android.os.ServiceManager; 173import android.os.SystemClock; 174import android.os.SystemProperties; 175import android.os.Trace; 176import android.os.UserHandle; 177import android.os.UserManager; 178import android.os.storage.IMountService; 179import android.os.storage.MountServiceInternal; 180import android.os.storage.StorageEventListener; 181import android.os.storage.StorageManager; 182import android.os.storage.VolumeInfo; 183import android.os.storage.VolumeRecord; 184import android.security.KeyStore; 185import android.security.SystemKeyStore; 186import android.system.ErrnoException; 187import android.system.Os; 188import android.system.StructStat; 189import android.text.TextUtils; 190import android.text.format.DateUtils; 191import android.util.ArrayMap; 192import android.util.ArraySet; 193import android.util.AtomicFile; 194import android.util.DisplayMetrics; 195import android.util.EventLog; 196import android.util.ExceptionUtils; 197import android.util.Log; 198import android.util.LogPrinter; 199import android.util.MathUtils; 200import android.util.PrintStreamPrinter; 201import android.util.Slog; 202import android.util.SparseArray; 203import android.util.SparseBooleanArray; 204import android.util.SparseIntArray; 205import android.util.Xml; 206import android.view.Display; 207 208import com.android.internal.R; 209import com.android.internal.annotations.GuardedBy; 210import com.android.internal.app.IMediaContainerService; 211import com.android.internal.app.ResolverActivity; 212import com.android.internal.content.NativeLibraryHelper; 213import com.android.internal.content.PackageHelper; 214import com.android.internal.os.IParcelFileDescriptorFactory; 215import com.android.internal.os.SomeArgs; 216import com.android.internal.os.Zygote; 217import com.android.internal.util.ArrayUtils; 218import com.android.internal.util.FastPrintWriter; 219import com.android.internal.util.FastXmlSerializer; 220import com.android.internal.util.IndentingPrintWriter; 221import com.android.internal.util.Preconditions; 222import com.android.server.EventLogTags; 223import com.android.server.FgThread; 224import com.android.server.IntentResolver; 225import com.android.server.LocalServices; 226import com.android.server.ServiceThread; 227import com.android.server.SystemConfig; 228import com.android.server.Watchdog; 229import com.android.server.pm.PermissionsState.PermissionState; 230import com.android.server.pm.Settings.DatabaseVersion; 231import com.android.server.pm.Settings.VersionInfo; 232import com.android.server.storage.DeviceStorageMonitorInternal; 233 234import dalvik.system.DexFile; 235import dalvik.system.VMRuntime; 236 237import libcore.io.IoUtils; 238import libcore.util.EmptyArray; 239 240import org.xmlpull.v1.XmlPullParser; 241import org.xmlpull.v1.XmlPullParserException; 242import org.xmlpull.v1.XmlSerializer; 243 244import java.io.BufferedInputStream; 245import java.io.BufferedOutputStream; 246import java.io.BufferedReader; 247import java.io.ByteArrayInputStream; 248import java.io.ByteArrayOutputStream; 249import java.io.File; 250import java.io.FileDescriptor; 251import java.io.FileNotFoundException; 252import java.io.FileOutputStream; 253import java.io.FileReader; 254import java.io.FilenameFilter; 255import java.io.IOException; 256import java.io.InputStream; 257import java.io.PrintWriter; 258import java.nio.charset.StandardCharsets; 259import java.security.MessageDigest; 260import java.security.NoSuchAlgorithmException; 261import java.security.PublicKey; 262import java.security.cert.CertificateEncodingException; 263import java.security.cert.CertificateException; 264import java.text.SimpleDateFormat; 265import java.util.ArrayList; 266import java.util.Arrays; 267import java.util.Collection; 268import java.util.Collections; 269import java.util.Comparator; 270import java.util.Date; 271import java.util.Iterator; 272import java.util.List; 273import java.util.Map; 274import java.util.Objects; 275import java.util.Set; 276import java.util.concurrent.CountDownLatch; 277import java.util.concurrent.TimeUnit; 278import java.util.concurrent.atomic.AtomicBoolean; 279import java.util.concurrent.atomic.AtomicInteger; 280import java.util.concurrent.atomic.AtomicLong; 281 282/** 283 * Keep track of all those .apks everywhere. 284 * 285 * This is very central to the platform's security; please run the unit 286 * tests whenever making modifications here: 287 * 288runtest -c android.content.pm.PackageManagerTests frameworks-core 289 * 290 * {@hide} 291 */ 292public class PackageManagerService extends IPackageManager.Stub { 293 static final String TAG = "PackageManager"; 294 static final boolean DEBUG_SETTINGS = false; 295 static final boolean DEBUG_PREFERRED = false; 296 static final boolean DEBUG_UPGRADE = false; 297 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 298 private static final boolean DEBUG_BACKUP = false; 299 private static final boolean DEBUG_INSTALL = false; 300 private static final boolean DEBUG_REMOVE = false; 301 private static final boolean DEBUG_BROADCASTS = false; 302 private static final boolean DEBUG_SHOW_INFO = false; 303 private static final boolean DEBUG_PACKAGE_INFO = false; 304 private static final boolean DEBUG_INTENT_MATCHING = false; 305 private static final boolean DEBUG_PACKAGE_SCANNING = false; 306 private static final boolean DEBUG_VERIFY = false; 307 private static final boolean DEBUG_DEXOPT = false; 308 private static final boolean DEBUG_ABI_SELECTION = false; 309 private static final boolean DEBUG_EPHEMERAL = false; 310 private static final boolean DEBUG_TRIAGED_MISSING = false; 311 312 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 313 314 private static final int RADIO_UID = Process.PHONE_UID; 315 private static final int LOG_UID = Process.LOG_UID; 316 private static final int NFC_UID = Process.NFC_UID; 317 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 318 private static final int SHELL_UID = Process.SHELL_UID; 319 320 // Cap the size of permission trees that 3rd party apps can define 321 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 322 323 // Suffix used during package installation when copying/moving 324 // package apks to install directory. 325 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 326 327 static final int SCAN_NO_DEX = 1<<1; 328 static final int SCAN_FORCE_DEX = 1<<2; 329 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 330 static final int SCAN_NEW_INSTALL = 1<<4; 331 static final int SCAN_NO_PATHS = 1<<5; 332 static final int SCAN_UPDATE_TIME = 1<<6; 333 static final int SCAN_DEFER_DEX = 1<<7; 334 static final int SCAN_BOOTING = 1<<8; 335 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 336 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 337 static final int SCAN_REPLACING = 1<<11; 338 static final int SCAN_REQUIRE_KNOWN = 1<<12; 339 static final int SCAN_MOVE = 1<<13; 340 static final int SCAN_INITIAL = 1<<14; 341 342 static final int REMOVE_CHATTY = 1<<16; 343 344 private static final int[] EMPTY_INT_ARRAY = new int[0]; 345 346 /** 347 * Timeout (in milliseconds) after which the watchdog should declare that 348 * our handler thread is wedged. The usual default for such things is one 349 * minute but we sometimes do very lengthy I/O operations on this thread, 350 * such as installing multi-gigabyte applications, so ours needs to be longer. 351 */ 352 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 353 354 /** 355 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 356 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 357 * settings entry if available, otherwise we use the hardcoded default. If it's been 358 * more than this long since the last fstrim, we force one during the boot sequence. 359 * 360 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 361 * one gets run at the next available charging+idle time. This final mandatory 362 * no-fstrim check kicks in only of the other scheduling criteria is never met. 363 */ 364 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 365 366 /** 367 * Whether verification is enabled by default. 368 */ 369 private static final boolean DEFAULT_VERIFY_ENABLE = true; 370 371 /** 372 * The default maximum time to wait for the verification agent to return in 373 * milliseconds. 374 */ 375 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 376 377 /** 378 * The default response for package verification timeout. 379 * 380 * This can be either PackageManager.VERIFICATION_ALLOW or 381 * PackageManager.VERIFICATION_REJECT. 382 */ 383 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 384 385 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 386 387 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 388 DEFAULT_CONTAINER_PACKAGE, 389 "com.android.defcontainer.DefaultContainerService"); 390 391 private static final String KILL_APP_REASON_GIDS_CHANGED = 392 "permission grant or revoke changed gids"; 393 394 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 395 "permissions revoked"; 396 397 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 398 399 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 400 401 /** Permission grant: not grant the permission. */ 402 private static final int GRANT_DENIED = 1; 403 404 /** Permission grant: grant the permission as an install permission. */ 405 private static final int GRANT_INSTALL = 2; 406 407 /** Permission grant: grant the permission as a runtime one. */ 408 private static final int GRANT_RUNTIME = 3; 409 410 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 411 private static final int GRANT_UPGRADE = 4; 412 413 /** Canonical intent used to identify what counts as a "web browser" app */ 414 private static final Intent sBrowserIntent; 415 static { 416 sBrowserIntent = new Intent(); 417 sBrowserIntent.setAction(Intent.ACTION_VIEW); 418 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 419 sBrowserIntent.setData(Uri.parse("http:")); 420 } 421 422 final ServiceThread mHandlerThread; 423 424 final PackageHandler mHandler; 425 426 /** 427 * Messages for {@link #mHandler} that need to wait for system ready before 428 * being dispatched. 429 */ 430 private ArrayList<Message> mPostSystemReadyMessages; 431 432 final int mSdkVersion = Build.VERSION.SDK_INT; 433 434 final Context mContext; 435 final boolean mFactoryTest; 436 final boolean mOnlyCore; 437 final DisplayMetrics mMetrics; 438 final int mDefParseFlags; 439 final String[] mSeparateProcesses; 440 final boolean mIsUpgrade; 441 442 /** The location for ASEC container files on internal storage. */ 443 final String mAsecInternalPath; 444 445 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 446 // LOCK HELD. Can be called with mInstallLock held. 447 @GuardedBy("mInstallLock") 448 final Installer mInstaller; 449 450 /** Directory where installed third-party apps stored */ 451 final File mAppInstallDir; 452 final File mEphemeralInstallDir; 453 454 /** 455 * Directory to which applications installed internally have their 456 * 32 bit native libraries copied. 457 */ 458 private File mAppLib32InstallDir; 459 460 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 461 // apps. 462 final File mDrmAppPrivateInstallDir; 463 464 // ---------------------------------------------------------------- 465 466 // Lock for state used when installing and doing other long running 467 // operations. Methods that must be called with this lock held have 468 // the suffix "LI". 469 final Object mInstallLock = new Object(); 470 471 // ---------------------------------------------------------------- 472 473 // Keys are String (package name), values are Package. This also serves 474 // as the lock for the global state. Methods that must be called with 475 // this lock held have the prefix "LP". 476 @GuardedBy("mPackages") 477 final ArrayMap<String, PackageParser.Package> mPackages = 478 new ArrayMap<String, PackageParser.Package>(); 479 480 // Tracks available target package names -> overlay package paths. 481 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 482 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 483 484 /** 485 * Tracks new system packages [received in an OTA] that we expect to 486 * find updated user-installed versions. Keys are package name, values 487 * are package location. 488 */ 489 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 490 491 /** 492 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 493 */ 494 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 495 /** 496 * Whether or not system app permissions should be promoted from install to runtime. 497 */ 498 boolean mPromoteSystemApps; 499 500 final Settings mSettings; 501 boolean mRestoredSettings; 502 503 // System configuration read by SystemConfig. 504 final int[] mGlobalGids; 505 final SparseArray<ArraySet<String>> mSystemPermissions; 506 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 507 508 // If mac_permissions.xml was found for seinfo labeling. 509 boolean mFoundPolicyFile; 510 511 // If a recursive restorecon of /data/data/<pkg> is needed. 512 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 513 514 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 515 516 public static final class SharedLibraryEntry { 517 public final String path; 518 public final String apk; 519 520 SharedLibraryEntry(String _path, String _apk) { 521 path = _path; 522 apk = _apk; 523 } 524 } 525 526 // Currently known shared libraries. 527 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 528 new ArrayMap<String, SharedLibraryEntry>(); 529 530 // All available activities, for your resolving pleasure. 531 final ActivityIntentResolver mActivities = 532 new ActivityIntentResolver(); 533 534 // All available receivers, for your resolving pleasure. 535 final ActivityIntentResolver mReceivers = 536 new ActivityIntentResolver(); 537 538 // All available services, for your resolving pleasure. 539 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 540 541 // All available providers, for your resolving pleasure. 542 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 543 544 // Mapping from provider base names (first directory in content URI codePath) 545 // to the provider information. 546 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 547 new ArrayMap<String, PackageParser.Provider>(); 548 549 // Mapping from instrumentation class names to info about them. 550 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 551 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 552 553 // Mapping from permission names to info about them. 554 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 555 new ArrayMap<String, PackageParser.PermissionGroup>(); 556 557 // Packages whose data we have transfered into another package, thus 558 // should no longer exist. 559 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 560 561 // Broadcast actions that are only available to the system. 562 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 563 564 /** List of packages waiting for verification. */ 565 final SparseArray<PackageVerificationState> mPendingVerification 566 = new SparseArray<PackageVerificationState>(); 567 568 /** Set of packages associated with each app op permission. */ 569 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 570 571 final PackageInstallerService mInstallerService; 572 573 private final PackageDexOptimizer mPackageDexOptimizer; 574 575 private AtomicInteger mNextMoveId = new AtomicInteger(); 576 private final MoveCallbacks mMoveCallbacks; 577 578 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 579 580 // Cache of users who need badging. 581 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 582 583 /** Token for keys in mPendingVerification. */ 584 private int mPendingVerificationToken = 0; 585 586 volatile boolean mSystemReady; 587 volatile boolean mSafeMode; 588 volatile boolean mHasSystemUidErrors; 589 590 ApplicationInfo mAndroidApplication; 591 final ActivityInfo mResolveActivity = new ActivityInfo(); 592 final ResolveInfo mResolveInfo = new ResolveInfo(); 593 ComponentName mResolveComponentName; 594 PackageParser.Package mPlatformPackage; 595 ComponentName mCustomResolverComponentName; 596 597 boolean mResolverReplaced = false; 598 599 private final ComponentName mIntentFilterVerifierComponent; 600 private int mIntentFilterVerificationToken = 0; 601 602 /** Component that knows whether or not an ephemeral application exists */ 603 final ComponentName mEphemeralResolverComponent; 604 /** The service connection to the ephemeral resolver */ 605 final EphemeralResolverConnection mEphemeralResolverConnection; 606 607 /** Component used to install ephemeral applications */ 608 final ComponentName mEphemeralInstallerComponent; 609 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 610 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 611 612 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 613 = new SparseArray<IntentFilterVerificationState>(); 614 615 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 616 new DefaultPermissionGrantPolicy(this); 617 618 // List of packages names to keep cached, even if they are uninstalled for all users 619 private List<String> mKeepUninstalledPackages; 620 621 private static class IFVerificationParams { 622 PackageParser.Package pkg; 623 boolean replacing; 624 int userId; 625 int verifierUid; 626 627 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 628 int _userId, int _verifierUid) { 629 pkg = _pkg; 630 replacing = _replacing; 631 userId = _userId; 632 replacing = _replacing; 633 verifierUid = _verifierUid; 634 } 635 } 636 637 private interface IntentFilterVerifier<T extends IntentFilter> { 638 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 639 T filter, String packageName); 640 void startVerifications(int userId); 641 void receiveVerificationResponse(int verificationId); 642 } 643 644 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 645 private Context mContext; 646 private ComponentName mIntentFilterVerifierComponent; 647 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 648 649 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 650 mContext = context; 651 mIntentFilterVerifierComponent = verifierComponent; 652 } 653 654 private String getDefaultScheme() { 655 return IntentFilter.SCHEME_HTTPS; 656 } 657 658 @Override 659 public void startVerifications(int userId) { 660 // Launch verifications requests 661 int count = mCurrentIntentFilterVerifications.size(); 662 for (int n=0; n<count; n++) { 663 int verificationId = mCurrentIntentFilterVerifications.get(n); 664 final IntentFilterVerificationState ivs = 665 mIntentFilterVerificationStates.get(verificationId); 666 667 String packageName = ivs.getPackageName(); 668 669 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 670 final int filterCount = filters.size(); 671 ArraySet<String> domainsSet = new ArraySet<>(); 672 for (int m=0; m<filterCount; m++) { 673 PackageParser.ActivityIntentInfo filter = filters.get(m); 674 domainsSet.addAll(filter.getHostsList()); 675 } 676 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 677 synchronized (mPackages) { 678 if (mSettings.createIntentFilterVerificationIfNeededLPw( 679 packageName, domainsList) != null) { 680 scheduleWriteSettingsLocked(); 681 } 682 } 683 sendVerificationRequest(userId, verificationId, ivs); 684 } 685 mCurrentIntentFilterVerifications.clear(); 686 } 687 688 private void sendVerificationRequest(int userId, int verificationId, 689 IntentFilterVerificationState ivs) { 690 691 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 692 verificationIntent.putExtra( 693 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 694 verificationId); 695 verificationIntent.putExtra( 696 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 697 getDefaultScheme()); 698 verificationIntent.putExtra( 699 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 700 ivs.getHostsString()); 701 verificationIntent.putExtra( 702 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 703 ivs.getPackageName()); 704 verificationIntent.setComponent(mIntentFilterVerifierComponent); 705 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 706 707 UserHandle user = new UserHandle(userId); 708 mContext.sendBroadcastAsUser(verificationIntent, user); 709 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 710 "Sending IntentFilter verification broadcast"); 711 } 712 713 public void receiveVerificationResponse(int verificationId) { 714 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 715 716 final boolean verified = ivs.isVerified(); 717 718 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 719 final int count = filters.size(); 720 if (DEBUG_DOMAIN_VERIFICATION) { 721 Slog.i(TAG, "Received verification response " + verificationId 722 + " for " + count + " filters, verified=" + verified); 723 } 724 for (int n=0; n<count; n++) { 725 PackageParser.ActivityIntentInfo filter = filters.get(n); 726 filter.setVerified(verified); 727 728 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 729 + " verified with result:" + verified + " and hosts:" 730 + ivs.getHostsString()); 731 } 732 733 mIntentFilterVerificationStates.remove(verificationId); 734 735 final String packageName = ivs.getPackageName(); 736 IntentFilterVerificationInfo ivi = null; 737 738 synchronized (mPackages) { 739 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 740 } 741 if (ivi == null) { 742 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 743 + verificationId + " packageName:" + packageName); 744 return; 745 } 746 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 747 "Updating IntentFilterVerificationInfo for package " + packageName 748 +" verificationId:" + verificationId); 749 750 synchronized (mPackages) { 751 if (verified) { 752 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 753 } else { 754 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 755 } 756 scheduleWriteSettingsLocked(); 757 758 final int userId = ivs.getUserId(); 759 if (userId != UserHandle.USER_ALL) { 760 final int userStatus = 761 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 762 763 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 764 boolean needUpdate = false; 765 766 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 767 // already been set by the User thru the Disambiguation dialog 768 switch (userStatus) { 769 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 770 if (verified) { 771 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 772 } else { 773 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 774 } 775 needUpdate = true; 776 break; 777 778 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 779 if (verified) { 780 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 781 needUpdate = true; 782 } 783 break; 784 785 default: 786 // Nothing to do 787 } 788 789 if (needUpdate) { 790 mSettings.updateIntentFilterVerificationStatusLPw( 791 packageName, updatedStatus, userId); 792 scheduleWritePackageRestrictionsLocked(userId); 793 } 794 } 795 } 796 } 797 798 @Override 799 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 800 ActivityIntentInfo filter, String packageName) { 801 if (!hasValidDomains(filter)) { 802 return false; 803 } 804 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 805 if (ivs == null) { 806 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 807 packageName); 808 } 809 if (DEBUG_DOMAIN_VERIFICATION) { 810 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 811 } 812 ivs.addFilter(filter); 813 return true; 814 } 815 816 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 817 int userId, int verificationId, String packageName) { 818 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 819 verifierUid, userId, packageName); 820 ivs.setPendingState(); 821 synchronized (mPackages) { 822 mIntentFilterVerificationStates.append(verificationId, ivs); 823 mCurrentIntentFilterVerifications.add(verificationId); 824 } 825 return ivs; 826 } 827 } 828 829 private static boolean hasValidDomains(ActivityIntentInfo filter) { 830 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 831 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 832 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 833 } 834 835 private IntentFilterVerifier mIntentFilterVerifier; 836 837 // Set of pending broadcasts for aggregating enable/disable of components. 838 static class PendingPackageBroadcasts { 839 // for each user id, a map of <package name -> components within that package> 840 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 841 842 public PendingPackageBroadcasts() { 843 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 844 } 845 846 public ArrayList<String> get(int userId, String packageName) { 847 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 848 return packages.get(packageName); 849 } 850 851 public void put(int userId, String packageName, ArrayList<String> components) { 852 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 853 packages.put(packageName, components); 854 } 855 856 public void remove(int userId, String packageName) { 857 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 858 if (packages != null) { 859 packages.remove(packageName); 860 } 861 } 862 863 public void remove(int userId) { 864 mUidMap.remove(userId); 865 } 866 867 public int userIdCount() { 868 return mUidMap.size(); 869 } 870 871 public int userIdAt(int n) { 872 return mUidMap.keyAt(n); 873 } 874 875 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 876 return mUidMap.get(userId); 877 } 878 879 public int size() { 880 // total number of pending broadcast entries across all userIds 881 int num = 0; 882 for (int i = 0; i< mUidMap.size(); i++) { 883 num += mUidMap.valueAt(i).size(); 884 } 885 return num; 886 } 887 888 public void clear() { 889 mUidMap.clear(); 890 } 891 892 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 893 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 894 if (map == null) { 895 map = new ArrayMap<String, ArrayList<String>>(); 896 mUidMap.put(userId, map); 897 } 898 return map; 899 } 900 } 901 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 902 903 // Service Connection to remote media container service to copy 904 // package uri's from external media onto secure containers 905 // or internal storage. 906 private IMediaContainerService mContainerService = null; 907 908 static final int SEND_PENDING_BROADCAST = 1; 909 static final int MCS_BOUND = 3; 910 static final int END_COPY = 4; 911 static final int INIT_COPY = 5; 912 static final int MCS_UNBIND = 6; 913 static final int START_CLEANING_PACKAGE = 7; 914 static final int FIND_INSTALL_LOC = 8; 915 static final int POST_INSTALL = 9; 916 static final int MCS_RECONNECT = 10; 917 static final int MCS_GIVE_UP = 11; 918 static final int UPDATED_MEDIA_STATUS = 12; 919 static final int WRITE_SETTINGS = 13; 920 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 921 static final int PACKAGE_VERIFIED = 15; 922 static final int CHECK_PENDING_VERIFICATION = 16; 923 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 924 static final int INTENT_FILTER_VERIFIED = 18; 925 926 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 927 928 // Delay time in millisecs 929 static final int BROADCAST_DELAY = 10 * 1000; 930 931 static UserManagerService sUserManager; 932 933 // Stores a list of users whose package restrictions file needs to be updated 934 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 935 936 final private DefaultContainerConnection mDefContainerConn = 937 new DefaultContainerConnection(); 938 class DefaultContainerConnection implements ServiceConnection { 939 public void onServiceConnected(ComponentName name, IBinder service) { 940 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 941 IMediaContainerService imcs = 942 IMediaContainerService.Stub.asInterface(service); 943 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 944 } 945 946 public void onServiceDisconnected(ComponentName name) { 947 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 948 } 949 } 950 951 // Recordkeeping of restore-after-install operations that are currently in flight 952 // between the Package Manager and the Backup Manager 953 static class PostInstallData { 954 public InstallArgs args; 955 public PackageInstalledInfo res; 956 957 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 958 args = _a; 959 res = _r; 960 } 961 } 962 963 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 964 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 965 966 // XML tags for backup/restore of various bits of state 967 private static final String TAG_PREFERRED_BACKUP = "pa"; 968 private static final String TAG_DEFAULT_APPS = "da"; 969 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 970 971 final String mRequiredVerifierPackage; 972 final String mRequiredInstallerPackage; 973 974 private final PackageUsage mPackageUsage = new PackageUsage(); 975 976 private class PackageUsage { 977 private static final int WRITE_INTERVAL 978 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 979 980 private final Object mFileLock = new Object(); 981 private final AtomicLong mLastWritten = new AtomicLong(0); 982 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 983 984 private boolean mIsHistoricalPackageUsageAvailable = true; 985 986 boolean isHistoricalPackageUsageAvailable() { 987 return mIsHistoricalPackageUsageAvailable; 988 } 989 990 void write(boolean force) { 991 if (force) { 992 writeInternal(); 993 return; 994 } 995 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 996 && !DEBUG_DEXOPT) { 997 return; 998 } 999 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1000 new Thread("PackageUsage_DiskWriter") { 1001 @Override 1002 public void run() { 1003 try { 1004 writeInternal(); 1005 } finally { 1006 mBackgroundWriteRunning.set(false); 1007 } 1008 } 1009 }.start(); 1010 } 1011 } 1012 1013 private void writeInternal() { 1014 synchronized (mPackages) { 1015 synchronized (mFileLock) { 1016 AtomicFile file = getFile(); 1017 FileOutputStream f = null; 1018 try { 1019 f = file.startWrite(); 1020 BufferedOutputStream out = new BufferedOutputStream(f); 1021 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1022 StringBuilder sb = new StringBuilder(); 1023 for (PackageParser.Package pkg : mPackages.values()) { 1024 if (pkg.mLastPackageUsageTimeInMills == 0) { 1025 continue; 1026 } 1027 sb.setLength(0); 1028 sb.append(pkg.packageName); 1029 sb.append(' '); 1030 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1031 sb.append('\n'); 1032 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1033 } 1034 out.flush(); 1035 file.finishWrite(f); 1036 } catch (IOException e) { 1037 if (f != null) { 1038 file.failWrite(f); 1039 } 1040 Log.e(TAG, "Failed to write package usage times", e); 1041 } 1042 } 1043 } 1044 mLastWritten.set(SystemClock.elapsedRealtime()); 1045 } 1046 1047 void readLP() { 1048 synchronized (mFileLock) { 1049 AtomicFile file = getFile(); 1050 BufferedInputStream in = null; 1051 try { 1052 in = new BufferedInputStream(file.openRead()); 1053 StringBuffer sb = new StringBuffer(); 1054 while (true) { 1055 String packageName = readToken(in, sb, ' '); 1056 if (packageName == null) { 1057 break; 1058 } 1059 String timeInMillisString = readToken(in, sb, '\n'); 1060 if (timeInMillisString == null) { 1061 throw new IOException("Failed to find last usage time for package " 1062 + packageName); 1063 } 1064 PackageParser.Package pkg = mPackages.get(packageName); 1065 if (pkg == null) { 1066 continue; 1067 } 1068 long timeInMillis; 1069 try { 1070 timeInMillis = Long.parseLong(timeInMillisString); 1071 } catch (NumberFormatException e) { 1072 throw new IOException("Failed to parse " + timeInMillisString 1073 + " as a long.", e); 1074 } 1075 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1076 } 1077 } catch (FileNotFoundException expected) { 1078 mIsHistoricalPackageUsageAvailable = false; 1079 } catch (IOException e) { 1080 Log.w(TAG, "Failed to read package usage times", e); 1081 } finally { 1082 IoUtils.closeQuietly(in); 1083 } 1084 } 1085 mLastWritten.set(SystemClock.elapsedRealtime()); 1086 } 1087 1088 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1089 throws IOException { 1090 sb.setLength(0); 1091 while (true) { 1092 int ch = in.read(); 1093 if (ch == -1) { 1094 if (sb.length() == 0) { 1095 return null; 1096 } 1097 throw new IOException("Unexpected EOF"); 1098 } 1099 if (ch == endOfToken) { 1100 return sb.toString(); 1101 } 1102 sb.append((char)ch); 1103 } 1104 } 1105 1106 private AtomicFile getFile() { 1107 File dataDir = Environment.getDataDirectory(); 1108 File systemDir = new File(dataDir, "system"); 1109 File fname = new File(systemDir, "package-usage.list"); 1110 return new AtomicFile(fname); 1111 } 1112 } 1113 1114 class PackageHandler extends Handler { 1115 private boolean mBound = false; 1116 final ArrayList<HandlerParams> mPendingInstalls = 1117 new ArrayList<HandlerParams>(); 1118 1119 private boolean connectToService() { 1120 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1121 " DefaultContainerService"); 1122 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1123 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1124 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1125 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1126 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1127 mBound = true; 1128 return true; 1129 } 1130 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1131 return false; 1132 } 1133 1134 private void disconnectService() { 1135 mContainerService = null; 1136 mBound = false; 1137 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1138 mContext.unbindService(mDefContainerConn); 1139 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1140 } 1141 1142 PackageHandler(Looper looper) { 1143 super(looper); 1144 } 1145 1146 public void handleMessage(Message msg) { 1147 try { 1148 doHandleMessage(msg); 1149 } finally { 1150 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1151 } 1152 } 1153 1154 void doHandleMessage(Message msg) { 1155 switch (msg.what) { 1156 case INIT_COPY: { 1157 HandlerParams params = (HandlerParams) msg.obj; 1158 int idx = mPendingInstalls.size(); 1159 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1160 // If a bind was already initiated we dont really 1161 // need to do anything. The pending install 1162 // will be processed later on. 1163 if (!mBound) { 1164 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1165 System.identityHashCode(mHandler)); 1166 // If this is the only one pending we might 1167 // have to bind to the service again. 1168 if (!connectToService()) { 1169 Slog.e(TAG, "Failed to bind to media container service"); 1170 params.serviceError(); 1171 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1172 System.identityHashCode(mHandler)); 1173 if (params.traceMethod != null) { 1174 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1175 params.traceCookie); 1176 } 1177 return; 1178 } else { 1179 // Once we bind to the service, the first 1180 // pending request will be processed. 1181 mPendingInstalls.add(idx, params); 1182 } 1183 } else { 1184 mPendingInstalls.add(idx, params); 1185 // Already bound to the service. Just make 1186 // sure we trigger off processing the first request. 1187 if (idx == 0) { 1188 mHandler.sendEmptyMessage(MCS_BOUND); 1189 } 1190 } 1191 break; 1192 } 1193 case MCS_BOUND: { 1194 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1195 if (msg.obj != null) { 1196 mContainerService = (IMediaContainerService) msg.obj; 1197 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1198 System.identityHashCode(mHandler)); 1199 } 1200 if (mContainerService == null) { 1201 if (!mBound) { 1202 // Something seriously wrong since we are not bound and we are not 1203 // waiting for connection. Bail out. 1204 Slog.e(TAG, "Cannot bind to media container service"); 1205 for (HandlerParams params : mPendingInstalls) { 1206 // Indicate service bind error 1207 params.serviceError(); 1208 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1209 System.identityHashCode(params)); 1210 if (params.traceMethod != null) { 1211 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1212 params.traceMethod, params.traceCookie); 1213 } 1214 return; 1215 } 1216 mPendingInstalls.clear(); 1217 } else { 1218 Slog.w(TAG, "Waiting to connect to media container service"); 1219 } 1220 } else if (mPendingInstalls.size() > 0) { 1221 HandlerParams params = mPendingInstalls.get(0); 1222 if (params != null) { 1223 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1224 System.identityHashCode(params)); 1225 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1226 if (params.startCopy()) { 1227 // We are done... look for more work or to 1228 // go idle. 1229 if (DEBUG_SD_INSTALL) Log.i(TAG, 1230 "Checking for more work or unbind..."); 1231 // Delete pending install 1232 if (mPendingInstalls.size() > 0) { 1233 mPendingInstalls.remove(0); 1234 } 1235 if (mPendingInstalls.size() == 0) { 1236 if (mBound) { 1237 if (DEBUG_SD_INSTALL) Log.i(TAG, 1238 "Posting delayed MCS_UNBIND"); 1239 removeMessages(MCS_UNBIND); 1240 Message ubmsg = obtainMessage(MCS_UNBIND); 1241 // Unbind after a little delay, to avoid 1242 // continual thrashing. 1243 sendMessageDelayed(ubmsg, 10000); 1244 } 1245 } else { 1246 // There are more pending requests in queue. 1247 // Just post MCS_BOUND message to trigger processing 1248 // of next pending install. 1249 if (DEBUG_SD_INSTALL) Log.i(TAG, 1250 "Posting MCS_BOUND for next work"); 1251 mHandler.sendEmptyMessage(MCS_BOUND); 1252 } 1253 } 1254 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1255 } 1256 } else { 1257 // Should never happen ideally. 1258 Slog.w(TAG, "Empty queue"); 1259 } 1260 break; 1261 } 1262 case MCS_RECONNECT: { 1263 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1264 if (mPendingInstalls.size() > 0) { 1265 if (mBound) { 1266 disconnectService(); 1267 } 1268 if (!connectToService()) { 1269 Slog.e(TAG, "Failed to bind to media container service"); 1270 for (HandlerParams params : mPendingInstalls) { 1271 // Indicate service bind error 1272 params.serviceError(); 1273 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1274 System.identityHashCode(params)); 1275 } 1276 mPendingInstalls.clear(); 1277 } 1278 } 1279 break; 1280 } 1281 case MCS_UNBIND: { 1282 // If there is no actual work left, then time to unbind. 1283 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1284 1285 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1286 if (mBound) { 1287 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1288 1289 disconnectService(); 1290 } 1291 } else if (mPendingInstalls.size() > 0) { 1292 // There are more pending requests in queue. 1293 // Just post MCS_BOUND message to trigger processing 1294 // of next pending install. 1295 mHandler.sendEmptyMessage(MCS_BOUND); 1296 } 1297 1298 break; 1299 } 1300 case MCS_GIVE_UP: { 1301 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1302 HandlerParams params = mPendingInstalls.remove(0); 1303 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1304 System.identityHashCode(params)); 1305 break; 1306 } 1307 case SEND_PENDING_BROADCAST: { 1308 String packages[]; 1309 ArrayList<String> components[]; 1310 int size = 0; 1311 int uids[]; 1312 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1313 synchronized (mPackages) { 1314 if (mPendingBroadcasts == null) { 1315 return; 1316 } 1317 size = mPendingBroadcasts.size(); 1318 if (size <= 0) { 1319 // Nothing to be done. Just return 1320 return; 1321 } 1322 packages = new String[size]; 1323 components = new ArrayList[size]; 1324 uids = new int[size]; 1325 int i = 0; // filling out the above arrays 1326 1327 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1328 int packageUserId = mPendingBroadcasts.userIdAt(n); 1329 Iterator<Map.Entry<String, ArrayList<String>>> it 1330 = mPendingBroadcasts.packagesForUserId(packageUserId) 1331 .entrySet().iterator(); 1332 while (it.hasNext() && i < size) { 1333 Map.Entry<String, ArrayList<String>> ent = it.next(); 1334 packages[i] = ent.getKey(); 1335 components[i] = ent.getValue(); 1336 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1337 uids[i] = (ps != null) 1338 ? UserHandle.getUid(packageUserId, ps.appId) 1339 : -1; 1340 i++; 1341 } 1342 } 1343 size = i; 1344 mPendingBroadcasts.clear(); 1345 } 1346 // Send broadcasts 1347 for (int i = 0; i < size; i++) { 1348 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1349 } 1350 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1351 break; 1352 } 1353 case START_CLEANING_PACKAGE: { 1354 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1355 final String packageName = (String)msg.obj; 1356 final int userId = msg.arg1; 1357 final boolean andCode = msg.arg2 != 0; 1358 synchronized (mPackages) { 1359 if (userId == UserHandle.USER_ALL) { 1360 int[] users = sUserManager.getUserIds(); 1361 for (int user : users) { 1362 mSettings.addPackageToCleanLPw( 1363 new PackageCleanItem(user, packageName, andCode)); 1364 } 1365 } else { 1366 mSettings.addPackageToCleanLPw( 1367 new PackageCleanItem(userId, packageName, andCode)); 1368 } 1369 } 1370 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1371 startCleaningPackages(); 1372 } break; 1373 case POST_INSTALL: { 1374 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1375 1376 PostInstallData data = mRunningInstalls.get(msg.arg1); 1377 mRunningInstalls.delete(msg.arg1); 1378 boolean deleteOld = false; 1379 1380 if (data != null) { 1381 InstallArgs args = data.args; 1382 PackageInstalledInfo res = data.res; 1383 1384 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1385 final String packageName = res.pkg.applicationInfo.packageName; 1386 res.removedInfo.sendBroadcast(false, true, false); 1387 Bundle extras = new Bundle(1); 1388 extras.putInt(Intent.EXTRA_UID, res.uid); 1389 1390 // Now that we successfully installed the package, grant runtime 1391 // permissions if requested before broadcasting the install. 1392 if ((args.installFlags 1393 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1394 && res.pkg.applicationInfo.targetSdkVersion 1395 >= Build.VERSION_CODES.M) { 1396 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1397 args.installGrantPermissions); 1398 } 1399 1400 synchronized (mPackages) { 1401 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1402 } 1403 1404 // Determine the set of users who are adding this 1405 // package for the first time vs. those who are seeing 1406 // an update. 1407 int[] firstUsers; 1408 int[] updateUsers = new int[0]; 1409 if (res.origUsers == null || res.origUsers.length == 0) { 1410 firstUsers = res.newUsers; 1411 } else { 1412 firstUsers = new int[0]; 1413 for (int i=0; i<res.newUsers.length; i++) { 1414 int user = res.newUsers[i]; 1415 boolean isNew = true; 1416 for (int j=0; j<res.origUsers.length; j++) { 1417 if (res.origUsers[j] == user) { 1418 isNew = false; 1419 break; 1420 } 1421 } 1422 if (isNew) { 1423 int[] newFirst = new int[firstUsers.length+1]; 1424 System.arraycopy(firstUsers, 0, newFirst, 0, 1425 firstUsers.length); 1426 newFirst[firstUsers.length] = user; 1427 firstUsers = newFirst; 1428 } else { 1429 int[] newUpdate = new int[updateUsers.length+1]; 1430 System.arraycopy(updateUsers, 0, newUpdate, 0, 1431 updateUsers.length); 1432 newUpdate[updateUsers.length] = user; 1433 updateUsers = newUpdate; 1434 } 1435 } 1436 } 1437 // don't broadcast for ephemeral installs/updates 1438 final boolean isEphemeral = isEphemeral(res.pkg); 1439 if (!isEphemeral) { 1440 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1441 extras, 0 /*flags*/, null /*targetPackage*/, 1442 null /*finishedReceiver*/, firstUsers); 1443 } 1444 final boolean update = res.removedInfo.removedPackage != null; 1445 if (update) { 1446 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1447 } 1448 if (!isEphemeral) { 1449 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1450 extras, 0 /*flags*/, null /*targetPackage*/, 1451 null /*finishedReceiver*/, updateUsers); 1452 } 1453 if (update) { 1454 if (!isEphemeral) { 1455 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1456 packageName, extras, 0 /*flags*/, 1457 null /*targetPackage*/, null /*finishedReceiver*/, 1458 updateUsers); 1459 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1460 null /*package*/, null /*extras*/, 0 /*flags*/, 1461 packageName /*targetPackage*/, 1462 null /*finishedReceiver*/, updateUsers); 1463 } 1464 1465 // treat asec-hosted packages like removable media on upgrade 1466 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1467 if (DEBUG_INSTALL) { 1468 Slog.i(TAG, "upgrading pkg " + res.pkg 1469 + " is ASEC-hosted -> AVAILABLE"); 1470 } 1471 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1472 ArrayList<String> pkgList = new ArrayList<String>(1); 1473 pkgList.add(packageName); 1474 sendResourcesChangedBroadcast(true, true, 1475 pkgList,uidArray, null); 1476 } 1477 } 1478 if (res.removedInfo.args != null) { 1479 // Remove the replaced package's older resources safely now 1480 deleteOld = true; 1481 } 1482 1483 // If this app is a browser and it's newly-installed for some 1484 // users, clear any default-browser state in those users 1485 if (firstUsers.length > 0) { 1486 // the app's nature doesn't depend on the user, so we can just 1487 // check its browser nature in any user and generalize. 1488 if (packageIsBrowser(packageName, firstUsers[0])) { 1489 synchronized (mPackages) { 1490 for (int userId : firstUsers) { 1491 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1492 } 1493 } 1494 } 1495 } 1496 // Log current value of "unknown sources" setting 1497 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1498 getUnknownSourcesSettings()); 1499 } 1500 // Force a gc to clear up things 1501 Runtime.getRuntime().gc(); 1502 // We delete after a gc for applications on sdcard. 1503 if (deleteOld) { 1504 synchronized (mInstallLock) { 1505 res.removedInfo.args.doPostDeleteLI(true); 1506 } 1507 } 1508 if (args.observer != null) { 1509 try { 1510 Bundle extras = extrasForInstallResult(res); 1511 args.observer.onPackageInstalled(res.name, res.returnCode, 1512 res.returnMsg, extras); 1513 } catch (RemoteException e) { 1514 Slog.i(TAG, "Observer no longer exists."); 1515 } 1516 } 1517 if (args.traceMethod != null) { 1518 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1519 args.traceCookie); 1520 } 1521 return; 1522 } else { 1523 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1524 } 1525 1526 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1527 } break; 1528 case UPDATED_MEDIA_STATUS: { 1529 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1530 boolean reportStatus = msg.arg1 == 1; 1531 boolean doGc = msg.arg2 == 1; 1532 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1533 if (doGc) { 1534 // Force a gc to clear up stale containers. 1535 Runtime.getRuntime().gc(); 1536 } 1537 if (msg.obj != null) { 1538 @SuppressWarnings("unchecked") 1539 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1540 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1541 // Unload containers 1542 unloadAllContainers(args); 1543 } 1544 if (reportStatus) { 1545 try { 1546 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1547 PackageHelper.getMountService().finishMediaUpdate(); 1548 } catch (RemoteException e) { 1549 Log.e(TAG, "MountService not running?"); 1550 } 1551 } 1552 } break; 1553 case WRITE_SETTINGS: { 1554 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1555 synchronized (mPackages) { 1556 removeMessages(WRITE_SETTINGS); 1557 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1558 mSettings.writeLPr(); 1559 mDirtyUsers.clear(); 1560 } 1561 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1562 } break; 1563 case WRITE_PACKAGE_RESTRICTIONS: { 1564 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1565 synchronized (mPackages) { 1566 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1567 for (int userId : mDirtyUsers) { 1568 mSettings.writePackageRestrictionsLPr(userId); 1569 } 1570 mDirtyUsers.clear(); 1571 } 1572 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1573 } break; 1574 case CHECK_PENDING_VERIFICATION: { 1575 final int verificationId = msg.arg1; 1576 final PackageVerificationState state = mPendingVerification.get(verificationId); 1577 1578 if ((state != null) && !state.timeoutExtended()) { 1579 final InstallArgs args = state.getInstallArgs(); 1580 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1581 1582 Slog.i(TAG, "Verification timed out for " + originUri); 1583 mPendingVerification.remove(verificationId); 1584 1585 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1586 1587 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1588 Slog.i(TAG, "Continuing with installation of " + originUri); 1589 state.setVerifierResponse(Binder.getCallingUid(), 1590 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1591 broadcastPackageVerified(verificationId, originUri, 1592 PackageManager.VERIFICATION_ALLOW, 1593 state.getInstallArgs().getUser()); 1594 try { 1595 ret = args.copyApk(mContainerService, true); 1596 } catch (RemoteException e) { 1597 Slog.e(TAG, "Could not contact the ContainerService"); 1598 } 1599 } else { 1600 broadcastPackageVerified(verificationId, originUri, 1601 PackageManager.VERIFICATION_REJECT, 1602 state.getInstallArgs().getUser()); 1603 } 1604 1605 Trace.asyncTraceEnd( 1606 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1607 1608 processPendingInstall(args, ret); 1609 mHandler.sendEmptyMessage(MCS_UNBIND); 1610 } 1611 break; 1612 } 1613 case PACKAGE_VERIFIED: { 1614 final int verificationId = msg.arg1; 1615 1616 final PackageVerificationState state = mPendingVerification.get(verificationId); 1617 if (state == null) { 1618 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1619 break; 1620 } 1621 1622 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1623 1624 state.setVerifierResponse(response.callerUid, response.code); 1625 1626 if (state.isVerificationComplete()) { 1627 mPendingVerification.remove(verificationId); 1628 1629 final InstallArgs args = state.getInstallArgs(); 1630 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1631 1632 int ret; 1633 if (state.isInstallAllowed()) { 1634 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1635 broadcastPackageVerified(verificationId, originUri, 1636 response.code, state.getInstallArgs().getUser()); 1637 try { 1638 ret = args.copyApk(mContainerService, true); 1639 } catch (RemoteException e) { 1640 Slog.e(TAG, "Could not contact the ContainerService"); 1641 } 1642 } else { 1643 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1644 } 1645 1646 Trace.asyncTraceEnd( 1647 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1648 1649 processPendingInstall(args, ret); 1650 mHandler.sendEmptyMessage(MCS_UNBIND); 1651 } 1652 1653 break; 1654 } 1655 case START_INTENT_FILTER_VERIFICATIONS: { 1656 IFVerificationParams params = (IFVerificationParams) msg.obj; 1657 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1658 params.replacing, params.pkg); 1659 break; 1660 } 1661 case INTENT_FILTER_VERIFIED: { 1662 final int verificationId = msg.arg1; 1663 1664 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1665 verificationId); 1666 if (state == null) { 1667 Slog.w(TAG, "Invalid IntentFilter verification token " 1668 + verificationId + " received"); 1669 break; 1670 } 1671 1672 final int userId = state.getUserId(); 1673 1674 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1675 "Processing IntentFilter verification with token:" 1676 + verificationId + " and userId:" + userId); 1677 1678 final IntentFilterVerificationResponse response = 1679 (IntentFilterVerificationResponse) msg.obj; 1680 1681 state.setVerifierResponse(response.callerUid, response.code); 1682 1683 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1684 "IntentFilter verification with token:" + verificationId 1685 + " and userId:" + userId 1686 + " is settings verifier response with response code:" 1687 + response.code); 1688 1689 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1690 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1691 + response.getFailedDomainsString()); 1692 } 1693 1694 if (state.isVerificationComplete()) { 1695 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1696 } else { 1697 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1698 "IntentFilter verification with token:" + verificationId 1699 + " was not said to be complete"); 1700 } 1701 1702 break; 1703 } 1704 } 1705 } 1706 } 1707 1708 private StorageEventListener mStorageListener = new StorageEventListener() { 1709 @Override 1710 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1711 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1712 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1713 final String volumeUuid = vol.getFsUuid(); 1714 1715 // Clean up any users or apps that were removed or recreated 1716 // while this volume was missing 1717 reconcileUsers(volumeUuid); 1718 reconcileApps(volumeUuid); 1719 1720 // Clean up any install sessions that expired or were 1721 // cancelled while this volume was missing 1722 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1723 1724 loadPrivatePackages(vol); 1725 1726 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1727 unloadPrivatePackages(vol); 1728 } 1729 } 1730 1731 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1732 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1733 updateExternalMediaStatus(true, false); 1734 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1735 updateExternalMediaStatus(false, false); 1736 } 1737 } 1738 } 1739 1740 @Override 1741 public void onVolumeForgotten(String fsUuid) { 1742 if (TextUtils.isEmpty(fsUuid)) { 1743 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1744 return; 1745 } 1746 1747 // Remove any apps installed on the forgotten volume 1748 synchronized (mPackages) { 1749 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1750 for (PackageSetting ps : packages) { 1751 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1752 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1753 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1754 } 1755 1756 mSettings.onVolumeForgotten(fsUuid); 1757 mSettings.writeLPr(); 1758 } 1759 } 1760 }; 1761 1762 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1763 String[] grantedPermissions) { 1764 if (userId >= UserHandle.USER_SYSTEM) { 1765 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1766 } else if (userId == UserHandle.USER_ALL) { 1767 final int[] userIds; 1768 synchronized (mPackages) { 1769 userIds = UserManagerService.getInstance().getUserIds(); 1770 } 1771 for (int someUserId : userIds) { 1772 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1773 } 1774 } 1775 1776 // We could have touched GID membership, so flush out packages.list 1777 synchronized (mPackages) { 1778 mSettings.writePackageListLPr(); 1779 } 1780 } 1781 1782 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1783 String[] grantedPermissions) { 1784 SettingBase sb = (SettingBase) pkg.mExtras; 1785 if (sb == null) { 1786 return; 1787 } 1788 1789 PermissionsState permissionsState = sb.getPermissionsState(); 1790 1791 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1792 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1793 1794 synchronized (mPackages) { 1795 for (String permission : pkg.requestedPermissions) { 1796 BasePermission bp = mSettings.mPermissions.get(permission); 1797 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1798 && (grantedPermissions == null 1799 || ArrayUtils.contains(grantedPermissions, permission))) { 1800 final int flags = permissionsState.getPermissionFlags(permission, userId); 1801 // Installer cannot change immutable permissions. 1802 if ((flags & immutableFlags) == 0) { 1803 grantRuntimePermission(pkg.packageName, permission, userId); 1804 } 1805 } 1806 } 1807 } 1808 } 1809 1810 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1811 Bundle extras = null; 1812 switch (res.returnCode) { 1813 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1814 extras = new Bundle(); 1815 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1816 res.origPermission); 1817 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1818 res.origPackage); 1819 break; 1820 } 1821 case PackageManager.INSTALL_SUCCEEDED: { 1822 extras = new Bundle(); 1823 extras.putBoolean(Intent.EXTRA_REPLACING, 1824 res.removedInfo != null && res.removedInfo.removedPackage != null); 1825 break; 1826 } 1827 } 1828 return extras; 1829 } 1830 1831 void scheduleWriteSettingsLocked() { 1832 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1833 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1834 } 1835 } 1836 1837 void scheduleWritePackageRestrictionsLocked(int userId) { 1838 if (!sUserManager.exists(userId)) return; 1839 mDirtyUsers.add(userId); 1840 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1841 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1842 } 1843 } 1844 1845 public static PackageManagerService main(Context context, Installer installer, 1846 boolean factoryTest, boolean onlyCore) { 1847 PackageManagerService m = new PackageManagerService(context, installer, 1848 factoryTest, onlyCore); 1849 m.enableSystemUserPackages(); 1850 ServiceManager.addService("package", m); 1851 return m; 1852 } 1853 1854 private void enableSystemUserPackages() { 1855 if (!UserManager.isSplitSystemUser()) { 1856 return; 1857 } 1858 // For system user, enable apps based on the following conditions: 1859 // - app is whitelisted or belong to one of these groups: 1860 // -- system app which has no launcher icons 1861 // -- system app which has INTERACT_ACROSS_USERS permission 1862 // -- system IME app 1863 // - app is not in the blacklist 1864 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1865 Set<String> enableApps = new ArraySet<>(); 1866 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1867 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1868 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1869 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1870 enableApps.addAll(wlApps); 1871 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1872 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1873 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1874 enableApps.removeAll(blApps); 1875 Log.i(TAG, "Applications installed for system user: " + enableApps); 1876 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 1877 UserHandle.SYSTEM); 1878 final int allAppsSize = allAps.size(); 1879 synchronized (mPackages) { 1880 for (int i = 0; i < allAppsSize; i++) { 1881 String pName = allAps.get(i); 1882 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1883 // Should not happen, but we shouldn't be failing if it does 1884 if (pkgSetting == null) { 1885 continue; 1886 } 1887 boolean install = enableApps.contains(pName); 1888 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 1889 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 1890 + " for system user"); 1891 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 1892 } 1893 } 1894 } 1895 } 1896 1897 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1898 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1899 Context.DISPLAY_SERVICE); 1900 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1901 } 1902 1903 public PackageManagerService(Context context, Installer installer, 1904 boolean factoryTest, boolean onlyCore) { 1905 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1906 SystemClock.uptimeMillis()); 1907 1908 if (mSdkVersion <= 0) { 1909 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1910 } 1911 1912 mContext = context; 1913 mFactoryTest = factoryTest; 1914 mOnlyCore = onlyCore; 1915 mMetrics = new DisplayMetrics(); 1916 mSettings = new Settings(mPackages); 1917 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1918 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1919 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1920 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1921 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1922 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1923 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1924 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1925 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1926 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1927 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1928 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1929 1930 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1931 if (separateProcesses != null && separateProcesses.length() > 0) { 1932 if ("*".equals(separateProcesses)) { 1933 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1934 mSeparateProcesses = null; 1935 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1936 } else { 1937 mDefParseFlags = 0; 1938 mSeparateProcesses = separateProcesses.split(","); 1939 Slog.w(TAG, "Running with debug.separate_processes: " 1940 + separateProcesses); 1941 } 1942 } else { 1943 mDefParseFlags = 0; 1944 mSeparateProcesses = null; 1945 } 1946 1947 mInstaller = installer; 1948 mPackageDexOptimizer = new PackageDexOptimizer(this); 1949 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1950 1951 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1952 FgThread.get().getLooper()); 1953 1954 getDefaultDisplayMetrics(context, mMetrics); 1955 1956 SystemConfig systemConfig = SystemConfig.getInstance(); 1957 mGlobalGids = systemConfig.getGlobalGids(); 1958 mSystemPermissions = systemConfig.getSystemPermissions(); 1959 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1960 1961 synchronized (mInstallLock) { 1962 // writer 1963 synchronized (mPackages) { 1964 mHandlerThread = new ServiceThread(TAG, 1965 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1966 mHandlerThread.start(); 1967 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1968 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1969 1970 File dataDir = Environment.getDataDirectory(); 1971 mAppInstallDir = new File(dataDir, "app"); 1972 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1973 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 1974 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1975 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1976 1977 sUserManager = new UserManagerService(context, this, mPackages); 1978 1979 // Propagate permission configuration in to package manager. 1980 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1981 = systemConfig.getPermissions(); 1982 for (int i=0; i<permConfig.size(); i++) { 1983 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1984 BasePermission bp = mSettings.mPermissions.get(perm.name); 1985 if (bp == null) { 1986 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1987 mSettings.mPermissions.put(perm.name, bp); 1988 } 1989 if (perm.gids != null) { 1990 bp.setGids(perm.gids, perm.perUser); 1991 } 1992 } 1993 1994 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1995 for (int i=0; i<libConfig.size(); i++) { 1996 mSharedLibraries.put(libConfig.keyAt(i), 1997 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1998 } 1999 2000 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2001 2002 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2003 2004 String customResolverActivity = Resources.getSystem().getString( 2005 R.string.config_customResolverActivity); 2006 if (TextUtils.isEmpty(customResolverActivity)) { 2007 customResolverActivity = null; 2008 } else { 2009 mCustomResolverComponentName = ComponentName.unflattenFromString( 2010 customResolverActivity); 2011 } 2012 2013 long startTime = SystemClock.uptimeMillis(); 2014 2015 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2016 startTime); 2017 2018 // Set flag to monitor and not change apk file paths when 2019 // scanning install directories. 2020 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2021 2022 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2023 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2024 2025 if (bootClassPath == null) { 2026 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2027 } 2028 2029 if (systemServerClassPath == null) { 2030 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2031 } 2032 2033 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2034 final String[] dexCodeInstructionSets = 2035 getDexCodeInstructionSets( 2036 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2037 2038 /** 2039 * Ensure all external libraries have had dexopt run on them. 2040 */ 2041 if (mSharedLibraries.size() > 0) { 2042 // NOTE: For now, we're compiling these system "shared libraries" 2043 // (and framework jars) into all available architectures. It's possible 2044 // to compile them only when we come across an app that uses them (there's 2045 // already logic for that in scanPackageLI) but that adds some complexity. 2046 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2047 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2048 final String lib = libEntry.path; 2049 if (lib == null) { 2050 continue; 2051 } 2052 2053 try { 2054 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2055 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2056 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2057 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2058 } 2059 } catch (FileNotFoundException e) { 2060 Slog.w(TAG, "Library not found: " + lib); 2061 } catch (IOException e) { 2062 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2063 + e.getMessage()); 2064 } 2065 } 2066 } 2067 } 2068 2069 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2070 2071 final VersionInfo ver = mSettings.getInternalVersion(); 2072 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2073 // when upgrading from pre-M, promote system app permissions from install to runtime 2074 mPromoteSystemApps = 2075 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2076 2077 // save off the names of pre-existing system packages prior to scanning; we don't 2078 // want to automatically grant runtime permissions for new system apps 2079 if (mPromoteSystemApps) { 2080 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2081 while (pkgSettingIter.hasNext()) { 2082 PackageSetting ps = pkgSettingIter.next(); 2083 if (isSystemApp(ps)) { 2084 mExistingSystemPackages.add(ps.name); 2085 } 2086 } 2087 } 2088 2089 // Collect vendor overlay packages. 2090 // (Do this before scanning any apps.) 2091 // For security and version matching reason, only consider 2092 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2093 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2094 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2095 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2096 2097 // Find base frameworks (resource packages without code). 2098 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2099 | PackageParser.PARSE_IS_SYSTEM_DIR 2100 | PackageParser.PARSE_IS_PRIVILEGED, 2101 scanFlags | SCAN_NO_DEX, 0); 2102 2103 // Collected privileged system packages. 2104 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2105 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2106 | PackageParser.PARSE_IS_SYSTEM_DIR 2107 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2108 2109 // Collect ordinary system packages. 2110 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2111 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2112 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2113 2114 // Collect all vendor packages. 2115 File vendorAppDir = new File("/vendor/app"); 2116 try { 2117 vendorAppDir = vendorAppDir.getCanonicalFile(); 2118 } catch (IOException e) { 2119 // failed to look up canonical path, continue with original one 2120 } 2121 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2122 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2123 2124 // Collect all OEM packages. 2125 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2126 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2127 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2128 2129 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2130 mInstaller.moveFiles(); 2131 2132 // Prune any system packages that no longer exist. 2133 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2134 if (!mOnlyCore) { 2135 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2136 while (psit.hasNext()) { 2137 PackageSetting ps = psit.next(); 2138 2139 /* 2140 * If this is not a system app, it can't be a 2141 * disable system app. 2142 */ 2143 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2144 continue; 2145 } 2146 2147 /* 2148 * If the package is scanned, it's not erased. 2149 */ 2150 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2151 if (scannedPkg != null) { 2152 /* 2153 * If the system app is both scanned and in the 2154 * disabled packages list, then it must have been 2155 * added via OTA. Remove it from the currently 2156 * scanned package so the previously user-installed 2157 * application can be scanned. 2158 */ 2159 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2160 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2161 + ps.name + "; removing system app. Last known codePath=" 2162 + ps.codePathString + ", installStatus=" + ps.installStatus 2163 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2164 + scannedPkg.mVersionCode); 2165 removePackageLI(ps, true); 2166 mExpectingBetter.put(ps.name, ps.codePath); 2167 } 2168 2169 continue; 2170 } 2171 2172 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2173 psit.remove(); 2174 logCriticalInfo(Log.WARN, "System package " + ps.name 2175 + " no longer exists; wiping its data"); 2176 removeDataDirsLI(null, ps.name); 2177 } else { 2178 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2179 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2180 possiblyDeletedUpdatedSystemApps.add(ps.name); 2181 } 2182 } 2183 } 2184 } 2185 2186 //look for any incomplete package installations 2187 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2188 //clean up list 2189 for(int i = 0; i < deletePkgsList.size(); i++) { 2190 //clean up here 2191 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2192 } 2193 //delete tmp files 2194 deleteTempPackageFiles(); 2195 2196 // Remove any shared userIDs that have no associated packages 2197 mSettings.pruneSharedUsersLPw(); 2198 2199 if (!mOnlyCore) { 2200 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2201 SystemClock.uptimeMillis()); 2202 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2203 2204 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2205 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2206 2207 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2208 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2209 2210 /** 2211 * Remove disable package settings for any updated system 2212 * apps that were removed via an OTA. If they're not a 2213 * previously-updated app, remove them completely. 2214 * Otherwise, just revoke their system-level permissions. 2215 */ 2216 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2217 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2218 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2219 2220 String msg; 2221 if (deletedPkg == null) { 2222 msg = "Updated system package " + deletedAppName 2223 + " no longer exists; wiping its data"; 2224 removeDataDirsLI(null, deletedAppName); 2225 } else { 2226 msg = "Updated system app + " + deletedAppName 2227 + " no longer present; removing system privileges for " 2228 + deletedAppName; 2229 2230 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2231 2232 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2233 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2234 } 2235 logCriticalInfo(Log.WARN, msg); 2236 } 2237 2238 /** 2239 * Make sure all system apps that we expected to appear on 2240 * the userdata partition actually showed up. If they never 2241 * appeared, crawl back and revive the system version. 2242 */ 2243 for (int i = 0; i < mExpectingBetter.size(); i++) { 2244 final String packageName = mExpectingBetter.keyAt(i); 2245 if (!mPackages.containsKey(packageName)) { 2246 final File scanFile = mExpectingBetter.valueAt(i); 2247 2248 logCriticalInfo(Log.WARN, "Expected better " + packageName 2249 + " but never showed up; reverting to system"); 2250 2251 final int reparseFlags; 2252 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2253 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2254 | PackageParser.PARSE_IS_SYSTEM_DIR 2255 | PackageParser.PARSE_IS_PRIVILEGED; 2256 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2257 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2258 | PackageParser.PARSE_IS_SYSTEM_DIR; 2259 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2260 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2261 | PackageParser.PARSE_IS_SYSTEM_DIR; 2262 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2263 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2264 | PackageParser.PARSE_IS_SYSTEM_DIR; 2265 } else { 2266 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2267 continue; 2268 } 2269 2270 mSettings.enableSystemPackageLPw(packageName); 2271 2272 try { 2273 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2274 } catch (PackageManagerException e) { 2275 Slog.e(TAG, "Failed to parse original system package: " 2276 + e.getMessage()); 2277 } 2278 } 2279 } 2280 } 2281 mExpectingBetter.clear(); 2282 2283 // Now that we know all of the shared libraries, update all clients to have 2284 // the correct library paths. 2285 updateAllSharedLibrariesLPw(); 2286 2287 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2288 // NOTE: We ignore potential failures here during a system scan (like 2289 // the rest of the commands above) because there's precious little we 2290 // can do about it. A settings error is reported, though. 2291 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2292 false /* boot complete */); 2293 } 2294 2295 // Now that we know all the packages we are keeping, 2296 // read and update their last usage times. 2297 mPackageUsage.readLP(); 2298 2299 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2300 SystemClock.uptimeMillis()); 2301 Slog.i(TAG, "Time to scan packages: " 2302 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2303 + " seconds"); 2304 2305 // If the platform SDK has changed since the last time we booted, 2306 // we need to re-grant app permission to catch any new ones that 2307 // appear. This is really a hack, and means that apps can in some 2308 // cases get permissions that the user didn't initially explicitly 2309 // allow... it would be nice to have some better way to handle 2310 // this situation. 2311 int updateFlags = UPDATE_PERMISSIONS_ALL; 2312 if (ver.sdkVersion != mSdkVersion) { 2313 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2314 + mSdkVersion + "; regranting permissions for internal storage"); 2315 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2316 } 2317 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2318 ver.sdkVersion = mSdkVersion; 2319 2320 // If this is the first boot or an update from pre-M, and it is a normal 2321 // boot, then we need to initialize the default preferred apps across 2322 // all defined users. 2323 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2324 for (UserInfo user : sUserManager.getUsers(true)) { 2325 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2326 applyFactoryDefaultBrowserLPw(user.id); 2327 primeDomainVerificationsLPw(user.id); 2328 } 2329 } 2330 2331 // If this is first boot after an OTA, and a normal boot, then 2332 // we need to clear code cache directories. 2333 if (mIsUpgrade && !onlyCore) { 2334 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2335 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2336 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2337 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2338 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2339 } 2340 } 2341 ver.fingerprint = Build.FINGERPRINT; 2342 } 2343 2344 checkDefaultBrowser(); 2345 2346 // clear only after permissions and other defaults have been updated 2347 mExistingSystemPackages.clear(); 2348 mPromoteSystemApps = false; 2349 2350 // All the changes are done during package scanning. 2351 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2352 2353 // can downgrade to reader 2354 mSettings.writeLPr(); 2355 2356 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2357 SystemClock.uptimeMillis()); 2358 2359 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2360 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2361 2362 mInstallerService = new PackageInstallerService(context, this); 2363 2364 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2365 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2366 mIntentFilterVerifierComponent); 2367 2368 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2369 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2370 // both the installer and resolver must be present to enable ephemeral 2371 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2372 if (DEBUG_EPHEMERAL) { 2373 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2374 + " installer:" + ephemeralInstallerComponent); 2375 } 2376 mEphemeralResolverComponent = ephemeralResolverComponent; 2377 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2378 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2379 mEphemeralResolverConnection = 2380 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2381 } else { 2382 if (DEBUG_EPHEMERAL) { 2383 final String missingComponent = 2384 (ephemeralResolverComponent == null) 2385 ? (ephemeralInstallerComponent == null) 2386 ? "resolver and installer" 2387 : "resolver" 2388 : "installer"; 2389 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2390 } 2391 mEphemeralResolverComponent = null; 2392 mEphemeralInstallerComponent = null; 2393 mEphemeralResolverConnection = null; 2394 } 2395 2396 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2397 } // synchronized (mPackages) 2398 } // synchronized (mInstallLock) 2399 2400 // Now after opening every single application zip, make sure they 2401 // are all flushed. Not really needed, but keeps things nice and 2402 // tidy. 2403 Runtime.getRuntime().gc(); 2404 2405 // The initial scanning above does many calls into installd while 2406 // holding the mPackages lock, but we're mostly interested in yelling 2407 // once we have a booted system. 2408 mInstaller.setWarnIfHeld(mPackages); 2409 2410 // Expose private service for system components to use. 2411 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2412 } 2413 2414 @Override 2415 public boolean isFirstBoot() { 2416 return !mRestoredSettings; 2417 } 2418 2419 @Override 2420 public boolean isOnlyCoreApps() { 2421 return mOnlyCore; 2422 } 2423 2424 @Override 2425 public boolean isUpgrade() { 2426 return mIsUpgrade; 2427 } 2428 2429 private String getRequiredVerifierLPr() { 2430 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2431 // We only care about verifier that's installed under system user. 2432 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2433 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2434 2435 String requiredVerifier = null; 2436 2437 final int N = receivers.size(); 2438 for (int i = 0; i < N; i++) { 2439 final ResolveInfo info = receivers.get(i); 2440 2441 if (info.activityInfo == null) { 2442 continue; 2443 } 2444 2445 final String packageName = info.activityInfo.packageName; 2446 2447 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2448 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2449 continue; 2450 } 2451 2452 if (requiredVerifier != null) { 2453 throw new RuntimeException("There can be only one required verifier"); 2454 } 2455 2456 requiredVerifier = packageName; 2457 } 2458 2459 return requiredVerifier; 2460 } 2461 2462 private String getRequiredInstallerLPr() { 2463 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2464 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2465 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2466 2467 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2468 PACKAGE_MIME_TYPE, 0, UserHandle.USER_SYSTEM); 2469 2470 String requiredInstaller = null; 2471 2472 final int N = installers.size(); 2473 for (int i = 0; i < N; i++) { 2474 final ResolveInfo info = installers.get(i); 2475 final String packageName = info.activityInfo.packageName; 2476 2477 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2478 continue; 2479 } 2480 2481 if (requiredInstaller != null) { 2482 throw new RuntimeException("There must be one required installer"); 2483 } 2484 2485 requiredInstaller = packageName; 2486 } 2487 2488 if (requiredInstaller == null) { 2489 throw new RuntimeException("There must be one required installer"); 2490 } 2491 2492 return requiredInstaller; 2493 } 2494 2495 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2496 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2497 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2498 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2499 2500 ComponentName verifierComponentName = null; 2501 2502 int priority = -1000; 2503 final int N = receivers.size(); 2504 for (int i = 0; i < N; i++) { 2505 final ResolveInfo info = receivers.get(i); 2506 2507 if (info.activityInfo == null) { 2508 continue; 2509 } 2510 2511 final String packageName = info.activityInfo.packageName; 2512 2513 final PackageSetting ps = mSettings.mPackages.get(packageName); 2514 if (ps == null) { 2515 continue; 2516 } 2517 2518 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2519 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2520 continue; 2521 } 2522 2523 // Select the IntentFilterVerifier with the highest priority 2524 if (priority < info.priority) { 2525 priority = info.priority; 2526 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2527 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2528 + verifierComponentName + " with priority: " + info.priority); 2529 } 2530 } 2531 2532 return verifierComponentName; 2533 } 2534 2535 private ComponentName getEphemeralResolverLPr() { 2536 final String[] packageArray = 2537 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2538 if (packageArray.length == 0) { 2539 if (DEBUG_EPHEMERAL) { 2540 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2541 } 2542 return null; 2543 } 2544 2545 Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2546 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, 2547 null /*resolvedType*/, 0 /*flags*/, UserHandle.USER_SYSTEM); 2548 2549 final int N = resolvers.size(); 2550 if (N == 0) { 2551 if (DEBUG_EPHEMERAL) { 2552 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2553 } 2554 return null; 2555 } 2556 2557 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2558 for (int i = 0; i < N; i++) { 2559 final ResolveInfo info = resolvers.get(i); 2560 2561 if (info.serviceInfo == null) { 2562 continue; 2563 } 2564 2565 final String packageName = info.serviceInfo.packageName; 2566 if (!possiblePackages.contains(packageName)) { 2567 if (DEBUG_EPHEMERAL) { 2568 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2569 + " pkg: " + packageName + ", info:" + info); 2570 } 2571 continue; 2572 } 2573 2574 if (DEBUG_EPHEMERAL) { 2575 Slog.v(TAG, "Ephemeral resolver found;" 2576 + " pkg: " + packageName + ", info:" + info); 2577 } 2578 return new ComponentName(packageName, info.serviceInfo.name); 2579 } 2580 if (DEBUG_EPHEMERAL) { 2581 Slog.v(TAG, "Ephemeral resolver NOT found"); 2582 } 2583 return null; 2584 } 2585 2586 private ComponentName getEphemeralInstallerLPr() { 2587 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2588 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2589 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2590 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2591 PACKAGE_MIME_TYPE, 0 /*flags*/, 0 /*userId*/); 2592 2593 ComponentName ephemeralInstaller = null; 2594 2595 final int N = installers.size(); 2596 for (int i = 0; i < N; i++) { 2597 final ResolveInfo info = installers.get(i); 2598 final String packageName = info.activityInfo.packageName; 2599 2600 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2601 if (DEBUG_EPHEMERAL) { 2602 Slog.d(TAG, "Ephemeral installer is not system app;" 2603 + " pkg: " + packageName + ", info:" + info); 2604 } 2605 continue; 2606 } 2607 2608 if (ephemeralInstaller != null) { 2609 throw new RuntimeException("There must only be one ephemeral installer"); 2610 } 2611 2612 ephemeralInstaller = new ComponentName(packageName, info.activityInfo.name); 2613 } 2614 2615 return ephemeralInstaller; 2616 } 2617 2618 private void primeDomainVerificationsLPw(int userId) { 2619 if (DEBUG_DOMAIN_VERIFICATION) { 2620 Slog.d(TAG, "Priming domain verifications in user " + userId); 2621 } 2622 2623 SystemConfig systemConfig = SystemConfig.getInstance(); 2624 ArraySet<String> packages = systemConfig.getLinkedApps(); 2625 ArraySet<String> domains = new ArraySet<String>(); 2626 2627 for (String packageName : packages) { 2628 PackageParser.Package pkg = mPackages.get(packageName); 2629 if (pkg != null) { 2630 if (!pkg.isSystemApp()) { 2631 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2632 continue; 2633 } 2634 2635 domains.clear(); 2636 for (PackageParser.Activity a : pkg.activities) { 2637 for (ActivityIntentInfo filter : a.intents) { 2638 if (hasValidDomains(filter)) { 2639 domains.addAll(filter.getHostsList()); 2640 } 2641 } 2642 } 2643 2644 if (domains.size() > 0) { 2645 if (DEBUG_DOMAIN_VERIFICATION) { 2646 Slog.v(TAG, " + " + packageName); 2647 } 2648 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2649 // state w.r.t. the formal app-linkage "no verification attempted" state; 2650 // and then 'always' in the per-user state actually used for intent resolution. 2651 final IntentFilterVerificationInfo ivi; 2652 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2653 new ArrayList<String>(domains)); 2654 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2655 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2656 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2657 } else { 2658 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2659 + "' does not handle web links"); 2660 } 2661 } else { 2662 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2663 } 2664 } 2665 2666 scheduleWritePackageRestrictionsLocked(userId); 2667 scheduleWriteSettingsLocked(); 2668 } 2669 2670 private void applyFactoryDefaultBrowserLPw(int userId) { 2671 // The default browser app's package name is stored in a string resource, 2672 // with a product-specific overlay used for vendor customization. 2673 String browserPkg = mContext.getResources().getString( 2674 com.android.internal.R.string.default_browser); 2675 if (!TextUtils.isEmpty(browserPkg)) { 2676 // non-empty string => required to be a known package 2677 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2678 if (ps == null) { 2679 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2680 browserPkg = null; 2681 } else { 2682 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2683 } 2684 } 2685 2686 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2687 // default. If there's more than one, just leave everything alone. 2688 if (browserPkg == null) { 2689 calculateDefaultBrowserLPw(userId); 2690 } 2691 } 2692 2693 private void calculateDefaultBrowserLPw(int userId) { 2694 List<String> allBrowsers = resolveAllBrowserApps(userId); 2695 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2696 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2697 } 2698 2699 private List<String> resolveAllBrowserApps(int userId) { 2700 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2701 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2702 PackageManager.MATCH_ALL, userId); 2703 2704 final int count = list.size(); 2705 List<String> result = new ArrayList<String>(count); 2706 for (int i=0; i<count; i++) { 2707 ResolveInfo info = list.get(i); 2708 if (info.activityInfo == null 2709 || !info.handleAllWebDataURI 2710 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2711 || result.contains(info.activityInfo.packageName)) { 2712 continue; 2713 } 2714 result.add(info.activityInfo.packageName); 2715 } 2716 2717 return result; 2718 } 2719 2720 private boolean packageIsBrowser(String packageName, int userId) { 2721 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2722 PackageManager.MATCH_ALL, userId); 2723 final int N = list.size(); 2724 for (int i = 0; i < N; i++) { 2725 ResolveInfo info = list.get(i); 2726 if (packageName.equals(info.activityInfo.packageName)) { 2727 return true; 2728 } 2729 } 2730 return false; 2731 } 2732 2733 private void checkDefaultBrowser() { 2734 final int myUserId = UserHandle.myUserId(); 2735 final String packageName = getDefaultBrowserPackageName(myUserId); 2736 if (packageName != null) { 2737 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2738 if (info == null) { 2739 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2740 synchronized (mPackages) { 2741 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2742 } 2743 } 2744 } 2745 } 2746 2747 @Override 2748 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2749 throws RemoteException { 2750 try { 2751 return super.onTransact(code, data, reply, flags); 2752 } catch (RuntimeException e) { 2753 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2754 Slog.wtf(TAG, "Package Manager Crash", e); 2755 } 2756 throw e; 2757 } 2758 } 2759 2760 void cleanupInstallFailedPackage(PackageSetting ps) { 2761 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2762 2763 removeDataDirsLI(ps.volumeUuid, ps.name); 2764 if (ps.codePath != null) { 2765 if (ps.codePath.isDirectory()) { 2766 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2767 } else { 2768 ps.codePath.delete(); 2769 } 2770 } 2771 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2772 if (ps.resourcePath.isDirectory()) { 2773 FileUtils.deleteContents(ps.resourcePath); 2774 } 2775 ps.resourcePath.delete(); 2776 } 2777 mSettings.removePackageLPw(ps.name); 2778 } 2779 2780 static int[] appendInts(int[] cur, int[] add) { 2781 if (add == null) return cur; 2782 if (cur == null) return add; 2783 final int N = add.length; 2784 for (int i=0; i<N; i++) { 2785 cur = appendInt(cur, add[i]); 2786 } 2787 return cur; 2788 } 2789 2790 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2791 if (!sUserManager.exists(userId)) return null; 2792 final PackageSetting ps = (PackageSetting) p.mExtras; 2793 if (ps == null) { 2794 return null; 2795 } 2796 2797 final PermissionsState permissionsState = ps.getPermissionsState(); 2798 2799 final int[] gids = permissionsState.computeGids(userId); 2800 final Set<String> permissions = permissionsState.getPermissions(userId); 2801 final PackageUserState state = ps.readUserState(userId); 2802 2803 return PackageParser.generatePackageInfo(p, gids, flags, 2804 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2805 } 2806 2807 @Override 2808 public void checkPackageStartable(String packageName, int userId) { 2809 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2810 2811 synchronized (mPackages) { 2812 final PackageSetting ps = mSettings.mPackages.get(packageName); 2813 if (ps == null) { 2814 throw new SecurityException("Package " + packageName + " was not found!"); 2815 } 2816 2817 if (ps.frozen) { 2818 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2819 } 2820 2821 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2822 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2823 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2824 } 2825 } 2826 } 2827 2828 @Override 2829 public boolean isPackageAvailable(String packageName, int userId) { 2830 if (!sUserManager.exists(userId)) return false; 2831 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2832 synchronized (mPackages) { 2833 PackageParser.Package p = mPackages.get(packageName); 2834 if (p != null) { 2835 final PackageSetting ps = (PackageSetting) p.mExtras; 2836 if (ps != null) { 2837 final PackageUserState state = ps.readUserState(userId); 2838 if (state != null) { 2839 return PackageParser.isAvailable(state); 2840 } 2841 } 2842 } 2843 } 2844 return false; 2845 } 2846 2847 @Override 2848 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2849 if (!sUserManager.exists(userId)) return null; 2850 flags = updateFlagsForPackage(flags, userId, packageName); 2851 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2852 // reader 2853 synchronized (mPackages) { 2854 PackageParser.Package p = mPackages.get(packageName); 2855 if (DEBUG_PACKAGE_INFO) 2856 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2857 if (p != null) { 2858 return generatePackageInfo(p, flags, userId); 2859 } 2860 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2861 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2862 } 2863 } 2864 return null; 2865 } 2866 2867 @Override 2868 public String[] currentToCanonicalPackageNames(String[] names) { 2869 String[] out = new String[names.length]; 2870 // reader 2871 synchronized (mPackages) { 2872 for (int i=names.length-1; i>=0; i--) { 2873 PackageSetting ps = mSettings.mPackages.get(names[i]); 2874 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2875 } 2876 } 2877 return out; 2878 } 2879 2880 @Override 2881 public String[] canonicalToCurrentPackageNames(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 String cur = mSettings.mRenamedPackages.get(names[i]); 2887 out[i] = cur != null ? cur : names[i]; 2888 } 2889 } 2890 return out; 2891 } 2892 2893 @Override 2894 public int getPackageUid(String packageName, int userId) { 2895 return getPackageUidEtc(packageName, 0, userId); 2896 } 2897 2898 @Override 2899 public int getPackageUidEtc(String packageName, int flags, int userId) { 2900 if (!sUserManager.exists(userId)) return -1; 2901 flags = updateFlagsForPackage(flags, userId, packageName); 2902 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2903 2904 // reader 2905 synchronized (mPackages) { 2906 final PackageParser.Package p = mPackages.get(packageName); 2907 if (p != null) { 2908 return UserHandle.getUid(userId, p.applicationInfo.uid); 2909 } 2910 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2911 final PackageSetting ps = mSettings.mPackages.get(packageName); 2912 if (ps != null) { 2913 return UserHandle.getUid(userId, ps.appId); 2914 } 2915 } 2916 } 2917 2918 return -1; 2919 } 2920 2921 @Override 2922 public int[] getPackageGids(String packageName, int userId) { 2923 return getPackageGidsEtc(packageName, 0, userId); 2924 } 2925 2926 @Override 2927 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2928 if (!sUserManager.exists(userId)) return null; 2929 flags = updateFlagsForPackage(flags, userId, packageName); 2930 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2931 "getPackageGids"); 2932 2933 // reader 2934 synchronized (mPackages) { 2935 final PackageParser.Package p = mPackages.get(packageName); 2936 if (p != null) { 2937 PackageSetting ps = (PackageSetting) p.mExtras; 2938 return ps.getPermissionsState().computeGids(userId); 2939 } 2940 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2941 final PackageSetting ps = mSettings.mPackages.get(packageName); 2942 if (ps != null) { 2943 return ps.getPermissionsState().computeGids(userId); 2944 } 2945 } 2946 } 2947 2948 return null; 2949 } 2950 2951 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 2952 if (bp.perm != null) { 2953 return PackageParser.generatePermissionInfo(bp.perm, flags); 2954 } 2955 PermissionInfo pi = new PermissionInfo(); 2956 pi.name = bp.name; 2957 pi.packageName = bp.sourcePackage; 2958 pi.nonLocalizedLabel = bp.name; 2959 pi.protectionLevel = bp.protectionLevel; 2960 return pi; 2961 } 2962 2963 @Override 2964 public PermissionInfo getPermissionInfo(String name, int flags) { 2965 // reader 2966 synchronized (mPackages) { 2967 final BasePermission p = mSettings.mPermissions.get(name); 2968 if (p != null) { 2969 return generatePermissionInfo(p, flags); 2970 } 2971 return null; 2972 } 2973 } 2974 2975 @Override 2976 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2977 // reader 2978 synchronized (mPackages) { 2979 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2980 for (BasePermission p : mSettings.mPermissions.values()) { 2981 if (group == null) { 2982 if (p.perm == null || p.perm.info.group == null) { 2983 out.add(generatePermissionInfo(p, flags)); 2984 } 2985 } else { 2986 if (p.perm != null && group.equals(p.perm.info.group)) { 2987 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2988 } 2989 } 2990 } 2991 2992 if (out.size() > 0) { 2993 return out; 2994 } 2995 return mPermissionGroups.containsKey(group) ? out : null; 2996 } 2997 } 2998 2999 @Override 3000 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3001 // reader 3002 synchronized (mPackages) { 3003 return PackageParser.generatePermissionGroupInfo( 3004 mPermissionGroups.get(name), flags); 3005 } 3006 } 3007 3008 @Override 3009 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3010 // reader 3011 synchronized (mPackages) { 3012 final int N = mPermissionGroups.size(); 3013 ArrayList<PermissionGroupInfo> out 3014 = new ArrayList<PermissionGroupInfo>(N); 3015 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3016 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3017 } 3018 return out; 3019 } 3020 } 3021 3022 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3023 int userId) { 3024 if (!sUserManager.exists(userId)) return null; 3025 PackageSetting ps = mSettings.mPackages.get(packageName); 3026 if (ps != null) { 3027 if (ps.pkg == null) { 3028 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3029 flags, userId); 3030 if (pInfo != null) { 3031 return pInfo.applicationInfo; 3032 } 3033 return null; 3034 } 3035 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3036 ps.readUserState(userId), userId); 3037 } 3038 return null; 3039 } 3040 3041 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3042 int userId) { 3043 if (!sUserManager.exists(userId)) return null; 3044 PackageSetting ps = mSettings.mPackages.get(packageName); 3045 if (ps != null) { 3046 PackageParser.Package pkg = ps.pkg; 3047 if (pkg == null) { 3048 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 3049 return null; 3050 } 3051 // Only data remains, so we aren't worried about code paths 3052 pkg = new PackageParser.Package(packageName); 3053 pkg.applicationInfo.packageName = packageName; 3054 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3055 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3056 pkg.applicationInfo.uid = ps.appId; 3057 pkg.applicationInfo.initForUser(userId); 3058 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3059 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3060 } 3061 return generatePackageInfo(pkg, flags, userId); 3062 } 3063 return null; 3064 } 3065 3066 @Override 3067 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3068 if (!sUserManager.exists(userId)) return null; 3069 flags = updateFlagsForApplication(flags, userId, packageName); 3070 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3071 // writer 3072 synchronized (mPackages) { 3073 PackageParser.Package p = mPackages.get(packageName); 3074 if (DEBUG_PACKAGE_INFO) Log.v( 3075 TAG, "getApplicationInfo " + packageName 3076 + ": " + p); 3077 if (p != null) { 3078 PackageSetting ps = mSettings.mPackages.get(packageName); 3079 if (ps == null) return null; 3080 // Note: isEnabledLP() does not apply here - always return info 3081 return PackageParser.generateApplicationInfo( 3082 p, flags, ps.readUserState(userId), userId); 3083 } 3084 if ("android".equals(packageName)||"system".equals(packageName)) { 3085 return mAndroidApplication; 3086 } 3087 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 3088 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3089 } 3090 } 3091 return null; 3092 } 3093 3094 @Override 3095 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3096 final IPackageDataObserver observer) { 3097 mContext.enforceCallingOrSelfPermission( 3098 android.Manifest.permission.CLEAR_APP_CACHE, null); 3099 // Queue up an async operation since clearing cache may take a little while. 3100 mHandler.post(new Runnable() { 3101 public void run() { 3102 mHandler.removeCallbacks(this); 3103 int retCode = -1; 3104 synchronized (mInstallLock) { 3105 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3106 if (retCode < 0) { 3107 Slog.w(TAG, "Couldn't clear application caches"); 3108 } 3109 } 3110 if (observer != null) { 3111 try { 3112 observer.onRemoveCompleted(null, (retCode >= 0)); 3113 } catch (RemoteException e) { 3114 Slog.w(TAG, "RemoveException when invoking call back"); 3115 } 3116 } 3117 } 3118 }); 3119 } 3120 3121 @Override 3122 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3123 final IntentSender pi) { 3124 mContext.enforceCallingOrSelfPermission( 3125 android.Manifest.permission.CLEAR_APP_CACHE, null); 3126 // Queue up an async operation since clearing cache may take a little while. 3127 mHandler.post(new Runnable() { 3128 public void run() { 3129 mHandler.removeCallbacks(this); 3130 int retCode = -1; 3131 synchronized (mInstallLock) { 3132 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3133 if (retCode < 0) { 3134 Slog.w(TAG, "Couldn't clear application caches"); 3135 } 3136 } 3137 if(pi != null) { 3138 try { 3139 // Callback via pending intent 3140 int code = (retCode >= 0) ? 1 : 0; 3141 pi.sendIntent(null, code, null, 3142 null, null); 3143 } catch (SendIntentException e1) { 3144 Slog.i(TAG, "Failed to send pending intent"); 3145 } 3146 } 3147 } 3148 }); 3149 } 3150 3151 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3152 synchronized (mInstallLock) { 3153 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3154 throw new IOException("Failed to free enough space"); 3155 } 3156 } 3157 } 3158 3159 /** 3160 * Return if the user key is currently unlocked. 3161 */ 3162 private boolean isUserKeyUnlocked(int userId) { 3163 if (StorageManager.isFileBasedEncryptionEnabled()) { 3164 final IMountService mount = IMountService.Stub 3165 .asInterface(ServiceManager.getService("mount")); 3166 if (mount == null) { 3167 Slog.w(TAG, "Early during boot, assuming locked"); 3168 return false; 3169 } 3170 final long token = Binder.clearCallingIdentity(); 3171 try { 3172 return mount.isUserKeyUnlocked(userId); 3173 } catch (RemoteException e) { 3174 throw e.rethrowAsRuntimeException(); 3175 } finally { 3176 Binder.restoreCallingIdentity(token); 3177 } 3178 } else { 3179 return true; 3180 } 3181 } 3182 3183 /** 3184 * Update given flags based on encryption status of current user. 3185 */ 3186 private int updateFlagsForEncryption(int flags, int userId) { 3187 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3188 | PackageManager.MATCH_ENCRYPTION_AWARE)) != 0) { 3189 // Caller expressed an explicit opinion about what encryption 3190 // aware/unaware components they want to see, so fall through and 3191 // give them what they want 3192 } else { 3193 // Caller expressed no opinion, so match based on user state 3194 if (isUserKeyUnlocked(userId)) { 3195 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 3196 } else { 3197 flags |= PackageManager.MATCH_ENCRYPTION_AWARE; 3198 } 3199 } 3200 return flags; 3201 } 3202 3203 /** 3204 * Update given flags when being used to request {@link PackageInfo}. 3205 */ 3206 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3207 boolean triaged = true; 3208 if ((flags & PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3209 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS) != 0) { 3210 // Caller is asking for component details, so they'd better be 3211 // asking for specific encryption matching behavior, or be triaged 3212 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3213 | PackageManager.MATCH_ENCRYPTION_AWARE 3214 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3215 triaged = false; 3216 } 3217 } 3218 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3219 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3220 triaged = false; 3221 } 3222 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3223 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie, 3224 new Throwable()); 3225 } 3226 return updateFlagsForEncryption(flags, userId); 3227 } 3228 3229 /** 3230 * Update given flags when being used to request {@link ApplicationInfo}. 3231 */ 3232 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3233 return updateFlagsForPackage(flags, userId, cookie); 3234 } 3235 3236 /** 3237 * Update given flags when being used to request {@link ComponentInfo}. 3238 */ 3239 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3240 boolean triaged = true; 3241 // Caller is asking for component details, so they'd better be 3242 // asking for specific encryption matching behavior, or be triaged 3243 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3244 | PackageManager.MATCH_ENCRYPTION_AWARE 3245 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3246 triaged = false; 3247 } 3248 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3249 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie, 3250 new Throwable()); 3251 } 3252 return updateFlagsForEncryption(flags, userId); 3253 } 3254 3255 /** 3256 * Update given flags when being used to request {@link ResolveInfo}. 3257 */ 3258 private int updateFlagsForResolve(int flags, int userId, Object cookie) { 3259 return updateFlagsForComponent(flags, userId, cookie); 3260 } 3261 3262 @Override 3263 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3264 if (!sUserManager.exists(userId)) return null; 3265 flags = updateFlagsForComponent(flags, userId, component); 3266 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3267 synchronized (mPackages) { 3268 PackageParser.Activity a = mActivities.mActivities.get(component); 3269 3270 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3271 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3272 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3273 if (ps == null) return null; 3274 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3275 userId); 3276 } 3277 if (mResolveComponentName.equals(component)) { 3278 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3279 new PackageUserState(), userId); 3280 } 3281 } 3282 return null; 3283 } 3284 3285 @Override 3286 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3287 String resolvedType) { 3288 synchronized (mPackages) { 3289 if (component.equals(mResolveComponentName)) { 3290 // The resolver supports EVERYTHING! 3291 return true; 3292 } 3293 PackageParser.Activity a = mActivities.mActivities.get(component); 3294 if (a == null) { 3295 return false; 3296 } 3297 for (int i=0; i<a.intents.size(); i++) { 3298 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3299 intent.getData(), intent.getCategories(), TAG) >= 0) { 3300 return true; 3301 } 3302 } 3303 return false; 3304 } 3305 } 3306 3307 @Override 3308 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3309 if (!sUserManager.exists(userId)) return null; 3310 flags = updateFlagsForComponent(flags, userId, component); 3311 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3312 synchronized (mPackages) { 3313 PackageParser.Activity a = mReceivers.mActivities.get(component); 3314 if (DEBUG_PACKAGE_INFO) Log.v( 3315 TAG, "getReceiverInfo " + component + ": " + a); 3316 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3317 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3318 if (ps == null) return null; 3319 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3320 userId); 3321 } 3322 } 3323 return null; 3324 } 3325 3326 @Override 3327 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3328 if (!sUserManager.exists(userId)) return null; 3329 flags = updateFlagsForComponent(flags, userId, component); 3330 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3331 synchronized (mPackages) { 3332 PackageParser.Service s = mServices.mServices.get(component); 3333 if (DEBUG_PACKAGE_INFO) Log.v( 3334 TAG, "getServiceInfo " + component + ": " + s); 3335 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3336 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3337 if (ps == null) return null; 3338 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3339 userId); 3340 } 3341 } 3342 return null; 3343 } 3344 3345 @Override 3346 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3347 if (!sUserManager.exists(userId)) return null; 3348 flags = updateFlagsForComponent(flags, userId, component); 3349 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3350 synchronized (mPackages) { 3351 PackageParser.Provider p = mProviders.mProviders.get(component); 3352 if (DEBUG_PACKAGE_INFO) Log.v( 3353 TAG, "getProviderInfo " + component + ": " + p); 3354 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3355 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3356 if (ps == null) return null; 3357 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3358 userId); 3359 } 3360 } 3361 return null; 3362 } 3363 3364 @Override 3365 public String[] getSystemSharedLibraryNames() { 3366 Set<String> libSet; 3367 synchronized (mPackages) { 3368 libSet = mSharedLibraries.keySet(); 3369 int size = libSet.size(); 3370 if (size > 0) { 3371 String[] libs = new String[size]; 3372 libSet.toArray(libs); 3373 return libs; 3374 } 3375 } 3376 return null; 3377 } 3378 3379 /** 3380 * @hide 3381 */ 3382 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3383 synchronized (mPackages) { 3384 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3385 if (lib != null && lib.apk != null) { 3386 return mPackages.get(lib.apk); 3387 } 3388 } 3389 return null; 3390 } 3391 3392 @Override 3393 public FeatureInfo[] getSystemAvailableFeatures() { 3394 Collection<FeatureInfo> featSet; 3395 synchronized (mPackages) { 3396 featSet = mAvailableFeatures.values(); 3397 int size = featSet.size(); 3398 if (size > 0) { 3399 FeatureInfo[] features = new FeatureInfo[size+1]; 3400 featSet.toArray(features); 3401 FeatureInfo fi = new FeatureInfo(); 3402 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3403 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3404 features[size] = fi; 3405 return features; 3406 } 3407 } 3408 return null; 3409 } 3410 3411 @Override 3412 public boolean hasSystemFeature(String name) { 3413 synchronized (mPackages) { 3414 return mAvailableFeatures.containsKey(name); 3415 } 3416 } 3417 3418 @Override 3419 public int checkPermission(String permName, String pkgName, int userId) { 3420 if (!sUserManager.exists(userId)) { 3421 return PackageManager.PERMISSION_DENIED; 3422 } 3423 3424 synchronized (mPackages) { 3425 final PackageParser.Package p = mPackages.get(pkgName); 3426 if (p != null && p.mExtras != null) { 3427 final PackageSetting ps = (PackageSetting) p.mExtras; 3428 final PermissionsState permissionsState = ps.getPermissionsState(); 3429 if (permissionsState.hasPermission(permName, userId)) { 3430 return PackageManager.PERMISSION_GRANTED; 3431 } 3432 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3433 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3434 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3435 return PackageManager.PERMISSION_GRANTED; 3436 } 3437 } 3438 } 3439 3440 return PackageManager.PERMISSION_DENIED; 3441 } 3442 3443 @Override 3444 public int checkUidPermission(String permName, int uid) { 3445 final int userId = UserHandle.getUserId(uid); 3446 3447 if (!sUserManager.exists(userId)) { 3448 return PackageManager.PERMISSION_DENIED; 3449 } 3450 3451 synchronized (mPackages) { 3452 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3453 if (obj != null) { 3454 final SettingBase ps = (SettingBase) obj; 3455 final PermissionsState permissionsState = ps.getPermissionsState(); 3456 if (permissionsState.hasPermission(permName, userId)) { 3457 return PackageManager.PERMISSION_GRANTED; 3458 } 3459 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3460 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3461 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3462 return PackageManager.PERMISSION_GRANTED; 3463 } 3464 } else { 3465 ArraySet<String> perms = mSystemPermissions.get(uid); 3466 if (perms != null) { 3467 if (perms.contains(permName)) { 3468 return PackageManager.PERMISSION_GRANTED; 3469 } 3470 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3471 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3472 return PackageManager.PERMISSION_GRANTED; 3473 } 3474 } 3475 } 3476 } 3477 3478 return PackageManager.PERMISSION_DENIED; 3479 } 3480 3481 @Override 3482 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3483 if (UserHandle.getCallingUserId() != userId) { 3484 mContext.enforceCallingPermission( 3485 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3486 "isPermissionRevokedByPolicy for user " + userId); 3487 } 3488 3489 if (checkPermission(permission, packageName, userId) 3490 == PackageManager.PERMISSION_GRANTED) { 3491 return false; 3492 } 3493 3494 final long identity = Binder.clearCallingIdentity(); 3495 try { 3496 final int flags = getPermissionFlags(permission, packageName, userId); 3497 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3498 } finally { 3499 Binder.restoreCallingIdentity(identity); 3500 } 3501 } 3502 3503 @Override 3504 public String getPermissionControllerPackageName() { 3505 synchronized (mPackages) { 3506 return mRequiredInstallerPackage; 3507 } 3508 } 3509 3510 /** 3511 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3512 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3513 * @param checkShell TODO(yamasani): 3514 * @param message the message to log on security exception 3515 */ 3516 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3517 boolean checkShell, String message) { 3518 if (userId < 0) { 3519 throw new IllegalArgumentException("Invalid userId " + userId); 3520 } 3521 if (checkShell) { 3522 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3523 } 3524 if (userId == UserHandle.getUserId(callingUid)) return; 3525 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3526 if (requireFullPermission) { 3527 mContext.enforceCallingOrSelfPermission( 3528 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3529 } else { 3530 try { 3531 mContext.enforceCallingOrSelfPermission( 3532 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3533 } catch (SecurityException se) { 3534 mContext.enforceCallingOrSelfPermission( 3535 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3536 } 3537 } 3538 } 3539 } 3540 3541 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3542 if (callingUid == Process.SHELL_UID) { 3543 if (userHandle >= 0 3544 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3545 throw new SecurityException("Shell does not have permission to access user " 3546 + userHandle); 3547 } else if (userHandle < 0) { 3548 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3549 + Debug.getCallers(3)); 3550 } 3551 } 3552 } 3553 3554 private BasePermission findPermissionTreeLP(String permName) { 3555 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3556 if (permName.startsWith(bp.name) && 3557 permName.length() > bp.name.length() && 3558 permName.charAt(bp.name.length()) == '.') { 3559 return bp; 3560 } 3561 } 3562 return null; 3563 } 3564 3565 private BasePermission checkPermissionTreeLP(String permName) { 3566 if (permName != null) { 3567 BasePermission bp = findPermissionTreeLP(permName); 3568 if (bp != null) { 3569 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3570 return bp; 3571 } 3572 throw new SecurityException("Calling uid " 3573 + Binder.getCallingUid() 3574 + " is not allowed to add to permission tree " 3575 + bp.name + " owned by uid " + bp.uid); 3576 } 3577 } 3578 throw new SecurityException("No permission tree found for " + permName); 3579 } 3580 3581 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3582 if (s1 == null) { 3583 return s2 == null; 3584 } 3585 if (s2 == null) { 3586 return false; 3587 } 3588 if (s1.getClass() != s2.getClass()) { 3589 return false; 3590 } 3591 return s1.equals(s2); 3592 } 3593 3594 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3595 if (pi1.icon != pi2.icon) return false; 3596 if (pi1.logo != pi2.logo) return false; 3597 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3598 if (!compareStrings(pi1.name, pi2.name)) return false; 3599 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3600 // We'll take care of setting this one. 3601 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3602 // These are not currently stored in settings. 3603 //if (!compareStrings(pi1.group, pi2.group)) return false; 3604 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3605 //if (pi1.labelRes != pi2.labelRes) return false; 3606 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3607 return true; 3608 } 3609 3610 int permissionInfoFootprint(PermissionInfo info) { 3611 int size = info.name.length(); 3612 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3613 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3614 return size; 3615 } 3616 3617 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3618 int size = 0; 3619 for (BasePermission perm : mSettings.mPermissions.values()) { 3620 if (perm.uid == tree.uid) { 3621 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3622 } 3623 } 3624 return size; 3625 } 3626 3627 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3628 // We calculate the max size of permissions defined by this uid and throw 3629 // if that plus the size of 'info' would exceed our stated maximum. 3630 if (tree.uid != Process.SYSTEM_UID) { 3631 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3632 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3633 throw new SecurityException("Permission tree size cap exceeded"); 3634 } 3635 } 3636 } 3637 3638 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3639 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3640 throw new SecurityException("Label must be specified in permission"); 3641 } 3642 BasePermission tree = checkPermissionTreeLP(info.name); 3643 BasePermission bp = mSettings.mPermissions.get(info.name); 3644 boolean added = bp == null; 3645 boolean changed = true; 3646 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3647 if (added) { 3648 enforcePermissionCapLocked(info, tree); 3649 bp = new BasePermission(info.name, tree.sourcePackage, 3650 BasePermission.TYPE_DYNAMIC); 3651 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3652 throw new SecurityException( 3653 "Not allowed to modify non-dynamic permission " 3654 + info.name); 3655 } else { 3656 if (bp.protectionLevel == fixedLevel 3657 && bp.perm.owner.equals(tree.perm.owner) 3658 && bp.uid == tree.uid 3659 && comparePermissionInfos(bp.perm.info, info)) { 3660 changed = false; 3661 } 3662 } 3663 bp.protectionLevel = fixedLevel; 3664 info = new PermissionInfo(info); 3665 info.protectionLevel = fixedLevel; 3666 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3667 bp.perm.info.packageName = tree.perm.info.packageName; 3668 bp.uid = tree.uid; 3669 if (added) { 3670 mSettings.mPermissions.put(info.name, bp); 3671 } 3672 if (changed) { 3673 if (!async) { 3674 mSettings.writeLPr(); 3675 } else { 3676 scheduleWriteSettingsLocked(); 3677 } 3678 } 3679 return added; 3680 } 3681 3682 @Override 3683 public boolean addPermission(PermissionInfo info) { 3684 synchronized (mPackages) { 3685 return addPermissionLocked(info, false); 3686 } 3687 } 3688 3689 @Override 3690 public boolean addPermissionAsync(PermissionInfo info) { 3691 synchronized (mPackages) { 3692 return addPermissionLocked(info, true); 3693 } 3694 } 3695 3696 @Override 3697 public void removePermission(String name) { 3698 synchronized (mPackages) { 3699 checkPermissionTreeLP(name); 3700 BasePermission bp = mSettings.mPermissions.get(name); 3701 if (bp != null) { 3702 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3703 throw new SecurityException( 3704 "Not allowed to modify non-dynamic permission " 3705 + name); 3706 } 3707 mSettings.mPermissions.remove(name); 3708 mSettings.writeLPr(); 3709 } 3710 } 3711 } 3712 3713 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3714 BasePermission bp) { 3715 int index = pkg.requestedPermissions.indexOf(bp.name); 3716 if (index == -1) { 3717 throw new SecurityException("Package " + pkg.packageName 3718 + " has not requested permission " + bp.name); 3719 } 3720 if (!bp.isRuntime() && !bp.isDevelopment()) { 3721 throw new SecurityException("Permission " + bp.name 3722 + " is not a changeable permission type"); 3723 } 3724 } 3725 3726 @Override 3727 public void grantRuntimePermission(String packageName, String name, final int userId) { 3728 if (!sUserManager.exists(userId)) { 3729 Log.e(TAG, "No such user:" + userId); 3730 return; 3731 } 3732 3733 mContext.enforceCallingOrSelfPermission( 3734 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3735 "grantRuntimePermission"); 3736 3737 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3738 "grantRuntimePermission"); 3739 3740 final int uid; 3741 final SettingBase sb; 3742 3743 synchronized (mPackages) { 3744 final PackageParser.Package pkg = mPackages.get(packageName); 3745 if (pkg == null) { 3746 throw new IllegalArgumentException("Unknown package: " + packageName); 3747 } 3748 3749 final BasePermission bp = mSettings.mPermissions.get(name); 3750 if (bp == null) { 3751 throw new IllegalArgumentException("Unknown permission: " + name); 3752 } 3753 3754 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3755 3756 // If a permission review is required for legacy apps we represent 3757 // their permissions as always granted runtime ones since we need 3758 // to keep the review required permission flag per user while an 3759 // install permission's state is shared across all users. 3760 if (Build.PERMISSIONS_REVIEW_REQUIRED 3761 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3762 && bp.isRuntime()) { 3763 return; 3764 } 3765 3766 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3767 sb = (SettingBase) pkg.mExtras; 3768 if (sb == null) { 3769 throw new IllegalArgumentException("Unknown package: " + packageName); 3770 } 3771 3772 final PermissionsState permissionsState = sb.getPermissionsState(); 3773 3774 final int flags = permissionsState.getPermissionFlags(name, userId); 3775 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3776 throw new SecurityException("Cannot grant system fixed permission: " 3777 + name + " for package: " + packageName); 3778 } 3779 3780 if (bp.isDevelopment()) { 3781 // Development permissions must be handled specially, since they are not 3782 // normal runtime permissions. For now they apply to all users. 3783 if (permissionsState.grantInstallPermission(bp) != 3784 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3785 scheduleWriteSettingsLocked(); 3786 } 3787 return; 3788 } 3789 3790 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3791 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3792 return; 3793 } 3794 3795 final int result = permissionsState.grantRuntimePermission(bp, userId); 3796 switch (result) { 3797 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3798 return; 3799 } 3800 3801 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3802 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3803 mHandler.post(new Runnable() { 3804 @Override 3805 public void run() { 3806 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3807 } 3808 }); 3809 } 3810 break; 3811 } 3812 3813 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3814 3815 // Not critical if that is lost - app has to request again. 3816 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3817 } 3818 3819 // Only need to do this if user is initialized. Otherwise it's a new user 3820 // and there are no processes running as the user yet and there's no need 3821 // to make an expensive call to remount processes for the changed permissions. 3822 if (READ_EXTERNAL_STORAGE.equals(name) 3823 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3824 final long token = Binder.clearCallingIdentity(); 3825 try { 3826 if (sUserManager.isInitialized(userId)) { 3827 MountServiceInternal mountServiceInternal = LocalServices.getService( 3828 MountServiceInternal.class); 3829 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3830 } 3831 } finally { 3832 Binder.restoreCallingIdentity(token); 3833 } 3834 } 3835 } 3836 3837 @Override 3838 public void revokeRuntimePermission(String packageName, String name, int userId) { 3839 if (!sUserManager.exists(userId)) { 3840 Log.e(TAG, "No such user:" + userId); 3841 return; 3842 } 3843 3844 mContext.enforceCallingOrSelfPermission( 3845 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3846 "revokeRuntimePermission"); 3847 3848 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3849 "revokeRuntimePermission"); 3850 3851 final int appId; 3852 3853 synchronized (mPackages) { 3854 final PackageParser.Package pkg = mPackages.get(packageName); 3855 if (pkg == null) { 3856 throw new IllegalArgumentException("Unknown package: " + packageName); 3857 } 3858 3859 final BasePermission bp = mSettings.mPermissions.get(name); 3860 if (bp == null) { 3861 throw new IllegalArgumentException("Unknown permission: " + name); 3862 } 3863 3864 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3865 3866 // If a permission review is required for legacy apps we represent 3867 // their permissions as always granted runtime ones since we need 3868 // to keep the review required permission flag per user while an 3869 // install permission's state is shared across all users. 3870 if (Build.PERMISSIONS_REVIEW_REQUIRED 3871 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3872 && bp.isRuntime()) { 3873 return; 3874 } 3875 3876 SettingBase sb = (SettingBase) pkg.mExtras; 3877 if (sb == null) { 3878 throw new IllegalArgumentException("Unknown package: " + packageName); 3879 } 3880 3881 final PermissionsState permissionsState = sb.getPermissionsState(); 3882 3883 final int flags = permissionsState.getPermissionFlags(name, userId); 3884 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3885 throw new SecurityException("Cannot revoke system fixed permission: " 3886 + name + " for package: " + packageName); 3887 } 3888 3889 if (bp.isDevelopment()) { 3890 // Development permissions must be handled specially, since they are not 3891 // normal runtime permissions. For now they apply to all users. 3892 if (permissionsState.revokeInstallPermission(bp) != 3893 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3894 scheduleWriteSettingsLocked(); 3895 } 3896 return; 3897 } 3898 3899 if (permissionsState.revokeRuntimePermission(bp, userId) == 3900 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3901 return; 3902 } 3903 3904 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3905 3906 // Critical, after this call app should never have the permission. 3907 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3908 3909 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3910 } 3911 3912 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3913 } 3914 3915 @Override 3916 public void resetRuntimePermissions() { 3917 mContext.enforceCallingOrSelfPermission( 3918 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3919 "revokeRuntimePermission"); 3920 3921 int callingUid = Binder.getCallingUid(); 3922 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3923 mContext.enforceCallingOrSelfPermission( 3924 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3925 "resetRuntimePermissions"); 3926 } 3927 3928 synchronized (mPackages) { 3929 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3930 for (int userId : UserManagerService.getInstance().getUserIds()) { 3931 final int packageCount = mPackages.size(); 3932 for (int i = 0; i < packageCount; i++) { 3933 PackageParser.Package pkg = mPackages.valueAt(i); 3934 if (!(pkg.mExtras instanceof PackageSetting)) { 3935 continue; 3936 } 3937 PackageSetting ps = (PackageSetting) pkg.mExtras; 3938 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3939 } 3940 } 3941 } 3942 } 3943 3944 @Override 3945 public int getPermissionFlags(String name, String packageName, int userId) { 3946 if (!sUserManager.exists(userId)) { 3947 return 0; 3948 } 3949 3950 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3951 3952 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3953 "getPermissionFlags"); 3954 3955 synchronized (mPackages) { 3956 final PackageParser.Package pkg = mPackages.get(packageName); 3957 if (pkg == null) { 3958 throw new IllegalArgumentException("Unknown package: " + packageName); 3959 } 3960 3961 final BasePermission bp = mSettings.mPermissions.get(name); 3962 if (bp == null) { 3963 throw new IllegalArgumentException("Unknown permission: " + name); 3964 } 3965 3966 SettingBase sb = (SettingBase) pkg.mExtras; 3967 if (sb == null) { 3968 throw new IllegalArgumentException("Unknown package: " + packageName); 3969 } 3970 3971 PermissionsState permissionsState = sb.getPermissionsState(); 3972 return permissionsState.getPermissionFlags(name, userId); 3973 } 3974 } 3975 3976 @Override 3977 public void updatePermissionFlags(String name, String packageName, int flagMask, 3978 int flagValues, int userId) { 3979 if (!sUserManager.exists(userId)) { 3980 return; 3981 } 3982 3983 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3984 3985 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3986 "updatePermissionFlags"); 3987 3988 // Only the system can change these flags and nothing else. 3989 if (getCallingUid() != Process.SYSTEM_UID) { 3990 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3991 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3992 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3993 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3994 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3995 } 3996 3997 synchronized (mPackages) { 3998 final PackageParser.Package pkg = mPackages.get(packageName); 3999 if (pkg == null) { 4000 throw new IllegalArgumentException("Unknown package: " + packageName); 4001 } 4002 4003 final BasePermission bp = mSettings.mPermissions.get(name); 4004 if (bp == null) { 4005 throw new IllegalArgumentException("Unknown permission: " + name); 4006 } 4007 4008 SettingBase sb = (SettingBase) pkg.mExtras; 4009 if (sb == null) { 4010 throw new IllegalArgumentException("Unknown package: " + packageName); 4011 } 4012 4013 PermissionsState permissionsState = sb.getPermissionsState(); 4014 4015 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4016 4017 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4018 // Install and runtime permissions are stored in different places, 4019 // so figure out what permission changed and persist the change. 4020 if (permissionsState.getInstallPermissionState(name) != null) { 4021 scheduleWriteSettingsLocked(); 4022 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4023 || hadState) { 4024 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4025 } 4026 } 4027 } 4028 } 4029 4030 /** 4031 * Update the permission flags for all packages and runtime permissions of a user in order 4032 * to allow device or profile owner to remove POLICY_FIXED. 4033 */ 4034 @Override 4035 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4036 if (!sUserManager.exists(userId)) { 4037 return; 4038 } 4039 4040 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4041 4042 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4043 "updatePermissionFlagsForAllApps"); 4044 4045 // Only the system can change system fixed flags. 4046 if (getCallingUid() != Process.SYSTEM_UID) { 4047 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4048 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4049 } 4050 4051 synchronized (mPackages) { 4052 boolean changed = false; 4053 final int packageCount = mPackages.size(); 4054 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4055 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4056 SettingBase sb = (SettingBase) pkg.mExtras; 4057 if (sb == null) { 4058 continue; 4059 } 4060 PermissionsState permissionsState = sb.getPermissionsState(); 4061 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4062 userId, flagMask, flagValues); 4063 } 4064 if (changed) { 4065 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4066 } 4067 } 4068 } 4069 4070 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4071 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4072 != PackageManager.PERMISSION_GRANTED 4073 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4074 != PackageManager.PERMISSION_GRANTED) { 4075 throw new SecurityException(message + " requires " 4076 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4077 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4078 } 4079 } 4080 4081 @Override 4082 public boolean shouldShowRequestPermissionRationale(String permissionName, 4083 String packageName, int userId) { 4084 if (UserHandle.getCallingUserId() != userId) { 4085 mContext.enforceCallingPermission( 4086 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4087 "canShowRequestPermissionRationale for user " + userId); 4088 } 4089 4090 final int uid = getPackageUid(packageName, userId); 4091 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4092 return false; 4093 } 4094 4095 if (checkPermission(permissionName, packageName, userId) 4096 == PackageManager.PERMISSION_GRANTED) { 4097 return false; 4098 } 4099 4100 final int flags; 4101 4102 final long identity = Binder.clearCallingIdentity(); 4103 try { 4104 flags = getPermissionFlags(permissionName, 4105 packageName, userId); 4106 } finally { 4107 Binder.restoreCallingIdentity(identity); 4108 } 4109 4110 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4111 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4112 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4113 4114 if ((flags & fixedFlags) != 0) { 4115 return false; 4116 } 4117 4118 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4119 } 4120 4121 @Override 4122 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4123 mContext.enforceCallingOrSelfPermission( 4124 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4125 "addOnPermissionsChangeListener"); 4126 4127 synchronized (mPackages) { 4128 mOnPermissionChangeListeners.addListenerLocked(listener); 4129 } 4130 } 4131 4132 @Override 4133 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4134 synchronized (mPackages) { 4135 mOnPermissionChangeListeners.removeListenerLocked(listener); 4136 } 4137 } 4138 4139 @Override 4140 public boolean isProtectedBroadcast(String actionName) { 4141 synchronized (mPackages) { 4142 if (mProtectedBroadcasts.contains(actionName)) { 4143 return true; 4144 } else if (actionName != null) { 4145 // TODO: remove these terrible hacks 4146 if (actionName.startsWith("android.net.netmon.lingerExpired") 4147 || actionName.startsWith("com.android.server.sip.SipWakeupTimer")) { 4148 return true; 4149 } 4150 } 4151 } 4152 return false; 4153 } 4154 4155 @Override 4156 public int checkSignatures(String pkg1, String pkg2) { 4157 synchronized (mPackages) { 4158 final PackageParser.Package p1 = mPackages.get(pkg1); 4159 final PackageParser.Package p2 = mPackages.get(pkg2); 4160 if (p1 == null || p1.mExtras == null 4161 || p2 == null || p2.mExtras == null) { 4162 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4163 } 4164 return compareSignatures(p1.mSignatures, p2.mSignatures); 4165 } 4166 } 4167 4168 @Override 4169 public int checkUidSignatures(int uid1, int uid2) { 4170 // Map to base uids. 4171 uid1 = UserHandle.getAppId(uid1); 4172 uid2 = UserHandle.getAppId(uid2); 4173 // reader 4174 synchronized (mPackages) { 4175 Signature[] s1; 4176 Signature[] s2; 4177 Object obj = mSettings.getUserIdLPr(uid1); 4178 if (obj != null) { 4179 if (obj instanceof SharedUserSetting) { 4180 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4181 } else if (obj instanceof PackageSetting) { 4182 s1 = ((PackageSetting)obj).signatures.mSignatures; 4183 } else { 4184 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4185 } 4186 } else { 4187 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4188 } 4189 obj = mSettings.getUserIdLPr(uid2); 4190 if (obj != null) { 4191 if (obj instanceof SharedUserSetting) { 4192 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4193 } else if (obj instanceof PackageSetting) { 4194 s2 = ((PackageSetting)obj).signatures.mSignatures; 4195 } else { 4196 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4197 } 4198 } else { 4199 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4200 } 4201 return compareSignatures(s1, s2); 4202 } 4203 } 4204 4205 private void killUid(int appId, int userId, String reason) { 4206 final long identity = Binder.clearCallingIdentity(); 4207 try { 4208 IActivityManager am = ActivityManagerNative.getDefault(); 4209 if (am != null) { 4210 try { 4211 am.killUid(appId, userId, reason); 4212 } catch (RemoteException e) { 4213 /* ignore - same process */ 4214 } 4215 } 4216 } finally { 4217 Binder.restoreCallingIdentity(identity); 4218 } 4219 } 4220 4221 /** 4222 * Compares two sets of signatures. Returns: 4223 * <br /> 4224 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4225 * <br /> 4226 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4227 * <br /> 4228 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4229 * <br /> 4230 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4231 * <br /> 4232 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4233 */ 4234 static int compareSignatures(Signature[] s1, Signature[] s2) { 4235 if (s1 == null) { 4236 return s2 == null 4237 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4238 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4239 } 4240 4241 if (s2 == null) { 4242 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4243 } 4244 4245 if (s1.length != s2.length) { 4246 return PackageManager.SIGNATURE_NO_MATCH; 4247 } 4248 4249 // Since both signature sets are of size 1, we can compare without HashSets. 4250 if (s1.length == 1) { 4251 return s1[0].equals(s2[0]) ? 4252 PackageManager.SIGNATURE_MATCH : 4253 PackageManager.SIGNATURE_NO_MATCH; 4254 } 4255 4256 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4257 for (Signature sig : s1) { 4258 set1.add(sig); 4259 } 4260 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4261 for (Signature sig : s2) { 4262 set2.add(sig); 4263 } 4264 // Make sure s2 contains all signatures in s1. 4265 if (set1.equals(set2)) { 4266 return PackageManager.SIGNATURE_MATCH; 4267 } 4268 return PackageManager.SIGNATURE_NO_MATCH; 4269 } 4270 4271 /** 4272 * If the database version for this type of package (internal storage or 4273 * external storage) is less than the version where package signatures 4274 * were updated, return true. 4275 */ 4276 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4277 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4278 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4279 } 4280 4281 /** 4282 * Used for backward compatibility to make sure any packages with 4283 * certificate chains get upgraded to the new style. {@code existingSigs} 4284 * will be in the old format (since they were stored on disk from before the 4285 * system upgrade) and {@code scannedSigs} will be in the newer format. 4286 */ 4287 private int compareSignaturesCompat(PackageSignatures existingSigs, 4288 PackageParser.Package scannedPkg) { 4289 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4290 return PackageManager.SIGNATURE_NO_MATCH; 4291 } 4292 4293 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4294 for (Signature sig : existingSigs.mSignatures) { 4295 existingSet.add(sig); 4296 } 4297 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4298 for (Signature sig : scannedPkg.mSignatures) { 4299 try { 4300 Signature[] chainSignatures = sig.getChainSignatures(); 4301 for (Signature chainSig : chainSignatures) { 4302 scannedCompatSet.add(chainSig); 4303 } 4304 } catch (CertificateEncodingException e) { 4305 scannedCompatSet.add(sig); 4306 } 4307 } 4308 /* 4309 * Make sure the expanded scanned set contains all signatures in the 4310 * existing one. 4311 */ 4312 if (scannedCompatSet.equals(existingSet)) { 4313 // Migrate the old signatures to the new scheme. 4314 existingSigs.assignSignatures(scannedPkg.mSignatures); 4315 // The new KeySets will be re-added later in the scanning process. 4316 synchronized (mPackages) { 4317 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4318 } 4319 return PackageManager.SIGNATURE_MATCH; 4320 } 4321 return PackageManager.SIGNATURE_NO_MATCH; 4322 } 4323 4324 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4325 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4326 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4327 } 4328 4329 private int compareSignaturesRecover(PackageSignatures existingSigs, 4330 PackageParser.Package scannedPkg) { 4331 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4332 return PackageManager.SIGNATURE_NO_MATCH; 4333 } 4334 4335 String msg = null; 4336 try { 4337 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4338 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4339 + scannedPkg.packageName); 4340 return PackageManager.SIGNATURE_MATCH; 4341 } 4342 } catch (CertificateException e) { 4343 msg = e.getMessage(); 4344 } 4345 4346 logCriticalInfo(Log.INFO, 4347 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4348 return PackageManager.SIGNATURE_NO_MATCH; 4349 } 4350 4351 @Override 4352 public String[] getPackagesForUid(int uid) { 4353 uid = UserHandle.getAppId(uid); 4354 // reader 4355 synchronized (mPackages) { 4356 Object obj = mSettings.getUserIdLPr(uid); 4357 if (obj instanceof SharedUserSetting) { 4358 final SharedUserSetting sus = (SharedUserSetting) obj; 4359 final int N = sus.packages.size(); 4360 final String[] res = new String[N]; 4361 final Iterator<PackageSetting> it = sus.packages.iterator(); 4362 int i = 0; 4363 while (it.hasNext()) { 4364 res[i++] = it.next().name; 4365 } 4366 return res; 4367 } else if (obj instanceof PackageSetting) { 4368 final PackageSetting ps = (PackageSetting) obj; 4369 return new String[] { ps.name }; 4370 } 4371 } 4372 return null; 4373 } 4374 4375 @Override 4376 public String getNameForUid(int uid) { 4377 // reader 4378 synchronized (mPackages) { 4379 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4380 if (obj instanceof SharedUserSetting) { 4381 final SharedUserSetting sus = (SharedUserSetting) obj; 4382 return sus.name + ":" + sus.userId; 4383 } else if (obj instanceof PackageSetting) { 4384 final PackageSetting ps = (PackageSetting) obj; 4385 return ps.name; 4386 } 4387 } 4388 return null; 4389 } 4390 4391 @Override 4392 public int getUidForSharedUser(String sharedUserName) { 4393 if(sharedUserName == null) { 4394 return -1; 4395 } 4396 // reader 4397 synchronized (mPackages) { 4398 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4399 if (suid == null) { 4400 return -1; 4401 } 4402 return suid.userId; 4403 } 4404 } 4405 4406 @Override 4407 public int getFlagsForUid(int uid) { 4408 synchronized (mPackages) { 4409 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4410 if (obj instanceof SharedUserSetting) { 4411 final SharedUserSetting sus = (SharedUserSetting) obj; 4412 return sus.pkgFlags; 4413 } else if (obj instanceof PackageSetting) { 4414 final PackageSetting ps = (PackageSetting) obj; 4415 return ps.pkgFlags; 4416 } 4417 } 4418 return 0; 4419 } 4420 4421 @Override 4422 public int getPrivateFlagsForUid(int uid) { 4423 synchronized (mPackages) { 4424 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4425 if (obj instanceof SharedUserSetting) { 4426 final SharedUserSetting sus = (SharedUserSetting) obj; 4427 return sus.pkgPrivateFlags; 4428 } else if (obj instanceof PackageSetting) { 4429 final PackageSetting ps = (PackageSetting) obj; 4430 return ps.pkgPrivateFlags; 4431 } 4432 } 4433 return 0; 4434 } 4435 4436 @Override 4437 public boolean isUidPrivileged(int uid) { 4438 uid = UserHandle.getAppId(uid); 4439 // reader 4440 synchronized (mPackages) { 4441 Object obj = mSettings.getUserIdLPr(uid); 4442 if (obj instanceof SharedUserSetting) { 4443 final SharedUserSetting sus = (SharedUserSetting) obj; 4444 final Iterator<PackageSetting> it = sus.packages.iterator(); 4445 while (it.hasNext()) { 4446 if (it.next().isPrivileged()) { 4447 return true; 4448 } 4449 } 4450 } else if (obj instanceof PackageSetting) { 4451 final PackageSetting ps = (PackageSetting) obj; 4452 return ps.isPrivileged(); 4453 } 4454 } 4455 return false; 4456 } 4457 4458 @Override 4459 public String[] getAppOpPermissionPackages(String permissionName) { 4460 synchronized (mPackages) { 4461 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4462 if (pkgs == null) { 4463 return null; 4464 } 4465 return pkgs.toArray(new String[pkgs.size()]); 4466 } 4467 } 4468 4469 @Override 4470 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4471 int flags, int userId) { 4472 if (!sUserManager.exists(userId)) return null; 4473 flags = updateFlagsForResolve(flags, userId, intent); 4474 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4475 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4476 final ResolveInfo bestChoice = 4477 chooseBestActivity(intent, resolvedType, flags, query, userId); 4478 4479 if (isEphemeralAllowed(intent, query, userId)) { 4480 final EphemeralResolveInfo ai = 4481 getEphemeralResolveInfo(intent, resolvedType, userId); 4482 if (ai != null) { 4483 if (DEBUG_EPHEMERAL) { 4484 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4485 } 4486 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4487 bestChoice.ephemeralResolveInfo = ai; 4488 } 4489 } 4490 return bestChoice; 4491 } 4492 4493 @Override 4494 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4495 IntentFilter filter, int match, ComponentName activity) { 4496 final int userId = UserHandle.getCallingUserId(); 4497 if (DEBUG_PREFERRED) { 4498 Log.v(TAG, "setLastChosenActivity intent=" + intent 4499 + " resolvedType=" + resolvedType 4500 + " flags=" + flags 4501 + " filter=" + filter 4502 + " match=" + match 4503 + " activity=" + activity); 4504 filter.dump(new PrintStreamPrinter(System.out), " "); 4505 } 4506 intent.setComponent(null); 4507 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4508 // Find any earlier preferred or last chosen entries and nuke them 4509 findPreferredActivity(intent, resolvedType, 4510 flags, query, 0, false, true, false, userId); 4511 // Add the new activity as the last chosen for this filter 4512 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4513 "Setting last chosen"); 4514 } 4515 4516 @Override 4517 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4518 final int userId = UserHandle.getCallingUserId(); 4519 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4520 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4521 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4522 false, false, false, userId); 4523 } 4524 4525 4526 private boolean isEphemeralAllowed( 4527 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4528 // Short circuit and return early if possible. 4529 final int callingUser = UserHandle.getCallingUserId(); 4530 if (callingUser != UserHandle.USER_SYSTEM) { 4531 return false; 4532 } 4533 if (mEphemeralResolverConnection == null) { 4534 return false; 4535 } 4536 if (intent.getComponent() != null) { 4537 return false; 4538 } 4539 if (intent.getPackage() != null) { 4540 return false; 4541 } 4542 final boolean isWebUri = hasWebURI(intent); 4543 if (!isWebUri) { 4544 return false; 4545 } 4546 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4547 synchronized (mPackages) { 4548 final int count = resolvedActivites.size(); 4549 for (int n = 0; n < count; n++) { 4550 ResolveInfo info = resolvedActivites.get(n); 4551 String packageName = info.activityInfo.packageName; 4552 PackageSetting ps = mSettings.mPackages.get(packageName); 4553 if (ps != null) { 4554 // Try to get the status from User settings first 4555 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4556 int status = (int) (packedStatus >> 32); 4557 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4558 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4559 if (DEBUG_EPHEMERAL) { 4560 Slog.v(TAG, "DENY ephemeral apps;" 4561 + " pkg: " + packageName + ", status: " + status); 4562 } 4563 return false; 4564 } 4565 } 4566 } 4567 } 4568 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4569 return true; 4570 } 4571 4572 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4573 int userId) { 4574 MessageDigest digest = null; 4575 try { 4576 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4577 } catch (NoSuchAlgorithmException e) { 4578 // If we can't create a digest, ignore ephemeral apps. 4579 return null; 4580 } 4581 4582 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4583 final byte[] digestBytes = digest.digest(hostBytes); 4584 int shaPrefix = 4585 digestBytes[0] << 24 4586 | digestBytes[1] << 16 4587 | digestBytes[2] << 8 4588 | digestBytes[3] << 0; 4589 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4590 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4591 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4592 // No hash prefix match; there are no ephemeral apps for this domain. 4593 return null; 4594 } 4595 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4596 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4597 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4598 continue; 4599 } 4600 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4601 // No filters; this should never happen. 4602 if (filters.isEmpty()) { 4603 continue; 4604 } 4605 // We have a domain match; resolve the filters to see if anything matches. 4606 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4607 for (int j = filters.size() - 1; j >= 0; --j) { 4608 final EphemeralResolveIntentInfo intentInfo = 4609 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4610 ephemeralResolver.addFilter(intentInfo); 4611 } 4612 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4613 intent, resolvedType, false /*defaultOnly*/, userId); 4614 if (!matchedResolveInfoList.isEmpty()) { 4615 return matchedResolveInfoList.get(0); 4616 } 4617 } 4618 // Hash or filter mis-match; no ephemeral apps for this domain. 4619 return null; 4620 } 4621 4622 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4623 int flags, List<ResolveInfo> query, int userId) { 4624 if (query != null) { 4625 final int N = query.size(); 4626 if (N == 1) { 4627 return query.get(0); 4628 } else if (N > 1) { 4629 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4630 // If there is more than one activity with the same priority, 4631 // then let the user decide between them. 4632 ResolveInfo r0 = query.get(0); 4633 ResolveInfo r1 = query.get(1); 4634 if (DEBUG_INTENT_MATCHING || debug) { 4635 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4636 + r1.activityInfo.name + "=" + r1.priority); 4637 } 4638 // If the first activity has a higher priority, or a different 4639 // default, then it is always desirable to pick it. 4640 if (r0.priority != r1.priority 4641 || r0.preferredOrder != r1.preferredOrder 4642 || r0.isDefault != r1.isDefault) { 4643 return query.get(0); 4644 } 4645 // If we have saved a preference for a preferred activity for 4646 // this Intent, use that. 4647 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4648 flags, query, r0.priority, true, false, debug, userId); 4649 if (ri != null) { 4650 return ri; 4651 } 4652 ri = new ResolveInfo(mResolveInfo); 4653 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4654 ri.activityInfo.applicationInfo = new ApplicationInfo( 4655 ri.activityInfo.applicationInfo); 4656 if (userId != 0) { 4657 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4658 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4659 } 4660 // Make sure that the resolver is displayable in car mode 4661 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4662 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4663 return ri; 4664 } 4665 } 4666 return null; 4667 } 4668 4669 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4670 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4671 final int N = query.size(); 4672 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4673 .get(userId); 4674 // Get the list of persistent preferred activities that handle the intent 4675 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4676 List<PersistentPreferredActivity> pprefs = ppir != null 4677 ? ppir.queryIntent(intent, resolvedType, 4678 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4679 : null; 4680 if (pprefs != null && pprefs.size() > 0) { 4681 final int M = pprefs.size(); 4682 for (int i=0; i<M; i++) { 4683 final PersistentPreferredActivity ppa = pprefs.get(i); 4684 if (DEBUG_PREFERRED || debug) { 4685 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4686 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4687 + "\n component=" + ppa.mComponent); 4688 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4689 } 4690 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4691 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4692 if (DEBUG_PREFERRED || debug) { 4693 Slog.v(TAG, "Found persistent preferred activity:"); 4694 if (ai != null) { 4695 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4696 } else { 4697 Slog.v(TAG, " null"); 4698 } 4699 } 4700 if (ai == null) { 4701 // This previously registered persistent preferred activity 4702 // component is no longer known. Ignore it and do NOT remove it. 4703 continue; 4704 } 4705 for (int j=0; j<N; j++) { 4706 final ResolveInfo ri = query.get(j); 4707 if (!ri.activityInfo.applicationInfo.packageName 4708 .equals(ai.applicationInfo.packageName)) { 4709 continue; 4710 } 4711 if (!ri.activityInfo.name.equals(ai.name)) { 4712 continue; 4713 } 4714 // Found a persistent preference that can handle the intent. 4715 if (DEBUG_PREFERRED || debug) { 4716 Slog.v(TAG, "Returning persistent preferred activity: " + 4717 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4718 } 4719 return ri; 4720 } 4721 } 4722 } 4723 return null; 4724 } 4725 4726 // TODO: handle preferred activities missing while user has amnesia 4727 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4728 List<ResolveInfo> query, int priority, boolean always, 4729 boolean removeMatches, boolean debug, int userId) { 4730 if (!sUserManager.exists(userId)) return null; 4731 flags = updateFlagsForResolve(flags, userId, intent); 4732 // writer 4733 synchronized (mPackages) { 4734 if (intent.getSelector() != null) { 4735 intent = intent.getSelector(); 4736 } 4737 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4738 4739 // Try to find a matching persistent preferred activity. 4740 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4741 debug, userId); 4742 4743 // If a persistent preferred activity matched, use it. 4744 if (pri != null) { 4745 return pri; 4746 } 4747 4748 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4749 // Get the list of preferred activities that handle the intent 4750 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4751 List<PreferredActivity> prefs = pir != null 4752 ? pir.queryIntent(intent, resolvedType, 4753 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4754 : null; 4755 if (prefs != null && prefs.size() > 0) { 4756 boolean changed = false; 4757 try { 4758 // First figure out how good the original match set is. 4759 // We will only allow preferred activities that came 4760 // from the same match quality. 4761 int match = 0; 4762 4763 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4764 4765 final int N = query.size(); 4766 for (int j=0; j<N; j++) { 4767 final ResolveInfo ri = query.get(j); 4768 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4769 + ": 0x" + Integer.toHexString(match)); 4770 if (ri.match > match) { 4771 match = ri.match; 4772 } 4773 } 4774 4775 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4776 + Integer.toHexString(match)); 4777 4778 match &= IntentFilter.MATCH_CATEGORY_MASK; 4779 final int M = prefs.size(); 4780 for (int i=0; i<M; i++) { 4781 final PreferredActivity pa = prefs.get(i); 4782 if (DEBUG_PREFERRED || debug) { 4783 Slog.v(TAG, "Checking PreferredActivity ds=" 4784 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4785 + "\n component=" + pa.mPref.mComponent); 4786 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4787 } 4788 if (pa.mPref.mMatch != match) { 4789 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4790 + Integer.toHexString(pa.mPref.mMatch)); 4791 continue; 4792 } 4793 // If it's not an "always" type preferred activity and that's what we're 4794 // looking for, skip it. 4795 if (always && !pa.mPref.mAlways) { 4796 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4797 continue; 4798 } 4799 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4800 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4801 if (DEBUG_PREFERRED || debug) { 4802 Slog.v(TAG, "Found preferred activity:"); 4803 if (ai != null) { 4804 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4805 } else { 4806 Slog.v(TAG, " null"); 4807 } 4808 } 4809 if (ai == null) { 4810 // This previously registered preferred activity 4811 // component is no longer known. Most likely an update 4812 // to the app was installed and in the new version this 4813 // component no longer exists. Clean it up by removing 4814 // it from the preferred activities list, and skip it. 4815 Slog.w(TAG, "Removing dangling preferred activity: " 4816 + pa.mPref.mComponent); 4817 pir.removeFilter(pa); 4818 changed = true; 4819 continue; 4820 } 4821 for (int j=0; j<N; j++) { 4822 final ResolveInfo ri = query.get(j); 4823 if (!ri.activityInfo.applicationInfo.packageName 4824 .equals(ai.applicationInfo.packageName)) { 4825 continue; 4826 } 4827 if (!ri.activityInfo.name.equals(ai.name)) { 4828 continue; 4829 } 4830 4831 if (removeMatches) { 4832 pir.removeFilter(pa); 4833 changed = true; 4834 if (DEBUG_PREFERRED) { 4835 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4836 } 4837 break; 4838 } 4839 4840 // Okay we found a previously set preferred or last chosen app. 4841 // If the result set is different from when this 4842 // was created, we need to clear it and re-ask the 4843 // user their preference, if we're looking for an "always" type entry. 4844 if (always && !pa.mPref.sameSet(query)) { 4845 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4846 + intent + " type " + resolvedType); 4847 if (DEBUG_PREFERRED) { 4848 Slog.v(TAG, "Removing preferred activity since set changed " 4849 + pa.mPref.mComponent); 4850 } 4851 pir.removeFilter(pa); 4852 // Re-add the filter as a "last chosen" entry (!always) 4853 PreferredActivity lastChosen = new PreferredActivity( 4854 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4855 pir.addFilter(lastChosen); 4856 changed = true; 4857 return null; 4858 } 4859 4860 // Yay! Either the set matched or we're looking for the last chosen 4861 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4862 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4863 return ri; 4864 } 4865 } 4866 } finally { 4867 if (changed) { 4868 if (DEBUG_PREFERRED) { 4869 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4870 } 4871 scheduleWritePackageRestrictionsLocked(userId); 4872 } 4873 } 4874 } 4875 } 4876 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4877 return null; 4878 } 4879 4880 /* 4881 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4882 */ 4883 @Override 4884 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4885 int targetUserId) { 4886 mContext.enforceCallingOrSelfPermission( 4887 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4888 List<CrossProfileIntentFilter> matches = 4889 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4890 if (matches != null) { 4891 int size = matches.size(); 4892 for (int i = 0; i < size; i++) { 4893 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4894 } 4895 } 4896 if (hasWebURI(intent)) { 4897 // cross-profile app linking works only towards the parent. 4898 final UserInfo parent = getProfileParent(sourceUserId); 4899 synchronized(mPackages) { 4900 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4901 intent, resolvedType, 0, sourceUserId, parent.id); 4902 return xpDomainInfo != null; 4903 } 4904 } 4905 return false; 4906 } 4907 4908 private UserInfo getProfileParent(int userId) { 4909 final long identity = Binder.clearCallingIdentity(); 4910 try { 4911 return sUserManager.getProfileParent(userId); 4912 } finally { 4913 Binder.restoreCallingIdentity(identity); 4914 } 4915 } 4916 4917 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4918 String resolvedType, int userId) { 4919 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4920 if (resolver != null) { 4921 return resolver.queryIntent(intent, resolvedType, false, userId); 4922 } 4923 return null; 4924 } 4925 4926 @Override 4927 public List<ResolveInfo> queryIntentActivities(Intent intent, 4928 String resolvedType, int flags, int userId) { 4929 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4930 flags = updateFlagsForResolve(flags, userId, intent); 4931 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4932 ComponentName comp = intent.getComponent(); 4933 if (comp == null) { 4934 if (intent.getSelector() != null) { 4935 intent = intent.getSelector(); 4936 comp = intent.getComponent(); 4937 } 4938 } 4939 4940 if (comp != null) { 4941 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4942 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4943 if (ai != null) { 4944 final ResolveInfo ri = new ResolveInfo(); 4945 ri.activityInfo = ai; 4946 list.add(ri); 4947 } 4948 return list; 4949 } 4950 4951 // reader 4952 synchronized (mPackages) { 4953 final String pkgName = intent.getPackage(); 4954 if (pkgName == null) { 4955 List<CrossProfileIntentFilter> matchingFilters = 4956 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4957 // Check for results that need to skip the current profile. 4958 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4959 resolvedType, flags, userId); 4960 if (xpResolveInfo != null) { 4961 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4962 result.add(xpResolveInfo); 4963 return filterIfNotSystemUser(result, userId); 4964 } 4965 4966 // Check for results in the current profile. 4967 List<ResolveInfo> result = mActivities.queryIntent( 4968 intent, resolvedType, flags, userId); 4969 result = filterIfNotSystemUser(result, userId); 4970 4971 // Check for cross profile results. 4972 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4973 xpResolveInfo = queryCrossProfileIntents( 4974 matchingFilters, intent, resolvedType, flags, userId, 4975 hasNonNegativePriorityResult); 4976 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4977 boolean isVisibleToUser = filterIfNotSystemUser( 4978 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4979 if (isVisibleToUser) { 4980 result.add(xpResolveInfo); 4981 Collections.sort(result, mResolvePrioritySorter); 4982 } 4983 } 4984 if (hasWebURI(intent)) { 4985 CrossProfileDomainInfo xpDomainInfo = null; 4986 final UserInfo parent = getProfileParent(userId); 4987 if (parent != null) { 4988 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4989 flags, userId, parent.id); 4990 } 4991 if (xpDomainInfo != null) { 4992 if (xpResolveInfo != null) { 4993 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4994 // in the result. 4995 result.remove(xpResolveInfo); 4996 } 4997 if (result.size() == 0) { 4998 result.add(xpDomainInfo.resolveInfo); 4999 return result; 5000 } 5001 } else if (result.size() <= 1) { 5002 return result; 5003 } 5004 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 5005 xpDomainInfo, userId); 5006 Collections.sort(result, mResolvePrioritySorter); 5007 } 5008 return result; 5009 } 5010 final PackageParser.Package pkg = mPackages.get(pkgName); 5011 if (pkg != null) { 5012 return filterIfNotSystemUser( 5013 mActivities.queryIntentForPackage( 5014 intent, resolvedType, flags, pkg.activities, userId), 5015 userId); 5016 } 5017 return new ArrayList<ResolveInfo>(); 5018 } 5019 } 5020 5021 private static class CrossProfileDomainInfo { 5022 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5023 ResolveInfo resolveInfo; 5024 /* Best domain verification status of the activities found in the other profile */ 5025 int bestDomainVerificationStatus; 5026 } 5027 5028 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5029 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5030 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5031 sourceUserId)) { 5032 return null; 5033 } 5034 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5035 resolvedType, flags, parentUserId); 5036 5037 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5038 return null; 5039 } 5040 CrossProfileDomainInfo result = null; 5041 int size = resultTargetUser.size(); 5042 for (int i = 0; i < size; i++) { 5043 ResolveInfo riTargetUser = resultTargetUser.get(i); 5044 // Intent filter verification is only for filters that specify a host. So don't return 5045 // those that handle all web uris. 5046 if (riTargetUser.handleAllWebDataURI) { 5047 continue; 5048 } 5049 String packageName = riTargetUser.activityInfo.packageName; 5050 PackageSetting ps = mSettings.mPackages.get(packageName); 5051 if (ps == null) { 5052 continue; 5053 } 5054 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5055 int status = (int)(verificationState >> 32); 5056 if (result == null) { 5057 result = new CrossProfileDomainInfo(); 5058 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5059 sourceUserId, parentUserId); 5060 result.bestDomainVerificationStatus = status; 5061 } else { 5062 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5063 result.bestDomainVerificationStatus); 5064 } 5065 } 5066 // Don't consider matches with status NEVER across profiles. 5067 if (result != null && result.bestDomainVerificationStatus 5068 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5069 return null; 5070 } 5071 return result; 5072 } 5073 5074 /** 5075 * Verification statuses are ordered from the worse to the best, except for 5076 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5077 */ 5078 private int bestDomainVerificationStatus(int status1, int status2) { 5079 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5080 return status2; 5081 } 5082 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5083 return status1; 5084 } 5085 return (int) MathUtils.max(status1, status2); 5086 } 5087 5088 private boolean isUserEnabled(int userId) { 5089 long callingId = Binder.clearCallingIdentity(); 5090 try { 5091 UserInfo userInfo = sUserManager.getUserInfo(userId); 5092 return userInfo != null && userInfo.isEnabled(); 5093 } finally { 5094 Binder.restoreCallingIdentity(callingId); 5095 } 5096 } 5097 5098 /** 5099 * Filter out activities with systemUserOnly flag set, when current user is not System. 5100 * 5101 * @return filtered list 5102 */ 5103 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5104 if (userId == UserHandle.USER_SYSTEM) { 5105 return resolveInfos; 5106 } 5107 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5108 ResolveInfo info = resolveInfos.get(i); 5109 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5110 resolveInfos.remove(i); 5111 } 5112 } 5113 return resolveInfos; 5114 } 5115 5116 /** 5117 * @param resolveInfos list of resolve infos in descending priority order 5118 * @return if the list contains a resolve info with non-negative priority 5119 */ 5120 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5121 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5122 } 5123 5124 private static boolean hasWebURI(Intent intent) { 5125 if (intent.getData() == null) { 5126 return false; 5127 } 5128 final String scheme = intent.getScheme(); 5129 if (TextUtils.isEmpty(scheme)) { 5130 return false; 5131 } 5132 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5133 } 5134 5135 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5136 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5137 int userId) { 5138 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5139 5140 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5141 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5142 candidates.size()); 5143 } 5144 5145 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5146 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5147 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5148 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5149 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5150 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5151 5152 synchronized (mPackages) { 5153 final int count = candidates.size(); 5154 // First, try to use linked apps. Partition the candidates into four lists: 5155 // one for the final results, one for the "do not use ever", one for "undefined status" 5156 // and finally one for "browser app type". 5157 for (int n=0; n<count; n++) { 5158 ResolveInfo info = candidates.get(n); 5159 String packageName = info.activityInfo.packageName; 5160 PackageSetting ps = mSettings.mPackages.get(packageName); 5161 if (ps != null) { 5162 // Add to the special match all list (Browser use case) 5163 if (info.handleAllWebDataURI) { 5164 matchAllList.add(info); 5165 continue; 5166 } 5167 // Try to get the status from User settings first 5168 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5169 int status = (int)(packedStatus >> 32); 5170 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5171 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5172 if (DEBUG_DOMAIN_VERIFICATION) { 5173 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5174 + " : linkgen=" + linkGeneration); 5175 } 5176 // Use link-enabled generation as preferredOrder, i.e. 5177 // prefer newly-enabled over earlier-enabled. 5178 info.preferredOrder = linkGeneration; 5179 alwaysList.add(info); 5180 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5181 if (DEBUG_DOMAIN_VERIFICATION) { 5182 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5183 } 5184 neverList.add(info); 5185 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5186 if (DEBUG_DOMAIN_VERIFICATION) { 5187 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5188 } 5189 alwaysAskList.add(info); 5190 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5191 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5192 if (DEBUG_DOMAIN_VERIFICATION) { 5193 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5194 } 5195 undefinedList.add(info); 5196 } 5197 } 5198 } 5199 5200 // We'll want to include browser possibilities in a few cases 5201 boolean includeBrowser = false; 5202 5203 // First try to add the "always" resolution(s) for the current user, if any 5204 if (alwaysList.size() > 0) { 5205 result.addAll(alwaysList); 5206 } else { 5207 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5208 result.addAll(undefinedList); 5209 // Maybe add one for the other profile. 5210 if (xpDomainInfo != null && ( 5211 xpDomainInfo.bestDomainVerificationStatus 5212 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5213 result.add(xpDomainInfo.resolveInfo); 5214 } 5215 includeBrowser = true; 5216 } 5217 5218 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5219 // If there were 'always' entries their preferred order has been set, so we also 5220 // back that off to make the alternatives equivalent 5221 if (alwaysAskList.size() > 0) { 5222 for (ResolveInfo i : result) { 5223 i.preferredOrder = 0; 5224 } 5225 result.addAll(alwaysAskList); 5226 includeBrowser = true; 5227 } 5228 5229 if (includeBrowser) { 5230 // Also add browsers (all of them or only the default one) 5231 if (DEBUG_DOMAIN_VERIFICATION) { 5232 Slog.v(TAG, " ...including browsers in candidate set"); 5233 } 5234 if ((matchFlags & MATCH_ALL) != 0) { 5235 result.addAll(matchAllList); 5236 } else { 5237 // Browser/generic handling case. If there's a default browser, go straight 5238 // to that (but only if there is no other higher-priority match). 5239 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5240 int maxMatchPrio = 0; 5241 ResolveInfo defaultBrowserMatch = null; 5242 final int numCandidates = matchAllList.size(); 5243 for (int n = 0; n < numCandidates; n++) { 5244 ResolveInfo info = matchAllList.get(n); 5245 // track the highest overall match priority... 5246 if (info.priority > maxMatchPrio) { 5247 maxMatchPrio = info.priority; 5248 } 5249 // ...and the highest-priority default browser match 5250 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5251 if (defaultBrowserMatch == null 5252 || (defaultBrowserMatch.priority < info.priority)) { 5253 if (debug) { 5254 Slog.v(TAG, "Considering default browser match " + info); 5255 } 5256 defaultBrowserMatch = info; 5257 } 5258 } 5259 } 5260 if (defaultBrowserMatch != null 5261 && defaultBrowserMatch.priority >= maxMatchPrio 5262 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5263 { 5264 if (debug) { 5265 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5266 } 5267 result.add(defaultBrowserMatch); 5268 } else { 5269 result.addAll(matchAllList); 5270 } 5271 } 5272 5273 // If there is nothing selected, add all candidates and remove the ones that the user 5274 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5275 if (result.size() == 0) { 5276 result.addAll(candidates); 5277 result.removeAll(neverList); 5278 } 5279 } 5280 } 5281 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5282 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5283 result.size()); 5284 for (ResolveInfo info : result) { 5285 Slog.v(TAG, " + " + info.activityInfo); 5286 } 5287 } 5288 return result; 5289 } 5290 5291 // Returns a packed value as a long: 5292 // 5293 // high 'int'-sized word: link status: undefined/ask/never/always. 5294 // low 'int'-sized word: relative priority among 'always' results. 5295 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5296 long result = ps.getDomainVerificationStatusForUser(userId); 5297 // if none available, get the master status 5298 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5299 if (ps.getIntentFilterVerificationInfo() != null) { 5300 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5301 } 5302 } 5303 return result; 5304 } 5305 5306 private ResolveInfo querySkipCurrentProfileIntents( 5307 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5308 int flags, int sourceUserId) { 5309 if (matchingFilters != null) { 5310 int size = matchingFilters.size(); 5311 for (int i = 0; i < size; i ++) { 5312 CrossProfileIntentFilter filter = matchingFilters.get(i); 5313 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5314 // Checking if there are activities in the target user that can handle the 5315 // intent. 5316 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5317 resolvedType, flags, sourceUserId); 5318 if (resolveInfo != null) { 5319 return resolveInfo; 5320 } 5321 } 5322 } 5323 } 5324 return null; 5325 } 5326 5327 // Return matching ResolveInfo in target user if any. 5328 private ResolveInfo queryCrossProfileIntents( 5329 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5330 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5331 if (matchingFilters != null) { 5332 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5333 // match the same intent. For performance reasons, it is better not to 5334 // run queryIntent twice for the same userId 5335 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5336 int size = matchingFilters.size(); 5337 for (int i = 0; i < size; i++) { 5338 CrossProfileIntentFilter filter = matchingFilters.get(i); 5339 int targetUserId = filter.getTargetUserId(); 5340 boolean skipCurrentProfile = 5341 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5342 boolean skipCurrentProfileIfNoMatchFound = 5343 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5344 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5345 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5346 // Checking if there are activities in the target user that can handle the 5347 // intent. 5348 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5349 resolvedType, flags, sourceUserId); 5350 if (resolveInfo != null) return resolveInfo; 5351 alreadyTriedUserIds.put(targetUserId, true); 5352 } 5353 } 5354 } 5355 return null; 5356 } 5357 5358 /** 5359 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5360 * will forward the intent to the filter's target user. 5361 * Otherwise, returns null. 5362 */ 5363 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5364 String resolvedType, int flags, int sourceUserId) { 5365 int targetUserId = filter.getTargetUserId(); 5366 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5367 resolvedType, flags, targetUserId); 5368 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5369 && isUserEnabled(targetUserId)) { 5370 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5371 } 5372 return null; 5373 } 5374 5375 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5376 int sourceUserId, int targetUserId) { 5377 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5378 long ident = Binder.clearCallingIdentity(); 5379 boolean targetIsProfile; 5380 try { 5381 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5382 } finally { 5383 Binder.restoreCallingIdentity(ident); 5384 } 5385 String className; 5386 if (targetIsProfile) { 5387 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5388 } else { 5389 className = FORWARD_INTENT_TO_PARENT; 5390 } 5391 ComponentName forwardingActivityComponentName = new ComponentName( 5392 mAndroidApplication.packageName, className); 5393 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5394 sourceUserId); 5395 if (!targetIsProfile) { 5396 forwardingActivityInfo.showUserIcon = targetUserId; 5397 forwardingResolveInfo.noResourceId = true; 5398 } 5399 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5400 forwardingResolveInfo.priority = 0; 5401 forwardingResolveInfo.preferredOrder = 0; 5402 forwardingResolveInfo.match = 0; 5403 forwardingResolveInfo.isDefault = true; 5404 forwardingResolveInfo.filter = filter; 5405 forwardingResolveInfo.targetUserId = targetUserId; 5406 return forwardingResolveInfo; 5407 } 5408 5409 @Override 5410 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5411 Intent[] specifics, String[] specificTypes, Intent intent, 5412 String resolvedType, int flags, int userId) { 5413 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5414 flags = updateFlagsForResolve(flags, userId, intent); 5415 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5416 false, "query intent activity options"); 5417 final String resultsAction = intent.getAction(); 5418 5419 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5420 | PackageManager.GET_RESOLVED_FILTER, userId); 5421 5422 if (DEBUG_INTENT_MATCHING) { 5423 Log.v(TAG, "Query " + intent + ": " + results); 5424 } 5425 5426 int specificsPos = 0; 5427 int N; 5428 5429 // todo: note that the algorithm used here is O(N^2). This 5430 // isn't a problem in our current environment, but if we start running 5431 // into situations where we have more than 5 or 10 matches then this 5432 // should probably be changed to something smarter... 5433 5434 // First we go through and resolve each of the specific items 5435 // that were supplied, taking care of removing any corresponding 5436 // duplicate items in the generic resolve list. 5437 if (specifics != null) { 5438 for (int i=0; i<specifics.length; i++) { 5439 final Intent sintent = specifics[i]; 5440 if (sintent == null) { 5441 continue; 5442 } 5443 5444 if (DEBUG_INTENT_MATCHING) { 5445 Log.v(TAG, "Specific #" + i + ": " + sintent); 5446 } 5447 5448 String action = sintent.getAction(); 5449 if (resultsAction != null && resultsAction.equals(action)) { 5450 // If this action was explicitly requested, then don't 5451 // remove things that have it. 5452 action = null; 5453 } 5454 5455 ResolveInfo ri = null; 5456 ActivityInfo ai = null; 5457 5458 ComponentName comp = sintent.getComponent(); 5459 if (comp == null) { 5460 ri = resolveIntent( 5461 sintent, 5462 specificTypes != null ? specificTypes[i] : null, 5463 flags, userId); 5464 if (ri == null) { 5465 continue; 5466 } 5467 if (ri == mResolveInfo) { 5468 // ACK! Must do something better with this. 5469 } 5470 ai = ri.activityInfo; 5471 comp = new ComponentName(ai.applicationInfo.packageName, 5472 ai.name); 5473 } else { 5474 ai = getActivityInfo(comp, flags, userId); 5475 if (ai == null) { 5476 continue; 5477 } 5478 } 5479 5480 // Look for any generic query activities that are duplicates 5481 // of this specific one, and remove them from the results. 5482 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5483 N = results.size(); 5484 int j; 5485 for (j=specificsPos; j<N; j++) { 5486 ResolveInfo sri = results.get(j); 5487 if ((sri.activityInfo.name.equals(comp.getClassName()) 5488 && sri.activityInfo.applicationInfo.packageName.equals( 5489 comp.getPackageName())) 5490 || (action != null && sri.filter.matchAction(action))) { 5491 results.remove(j); 5492 if (DEBUG_INTENT_MATCHING) Log.v( 5493 TAG, "Removing duplicate item from " + j 5494 + " due to specific " + specificsPos); 5495 if (ri == null) { 5496 ri = sri; 5497 } 5498 j--; 5499 N--; 5500 } 5501 } 5502 5503 // Add this specific item to its proper place. 5504 if (ri == null) { 5505 ri = new ResolveInfo(); 5506 ri.activityInfo = ai; 5507 } 5508 results.add(specificsPos, ri); 5509 ri.specificIndex = i; 5510 specificsPos++; 5511 } 5512 } 5513 5514 // Now we go through the remaining generic results and remove any 5515 // duplicate actions that are found here. 5516 N = results.size(); 5517 for (int i=specificsPos; i<N-1; i++) { 5518 final ResolveInfo rii = results.get(i); 5519 if (rii.filter == null) { 5520 continue; 5521 } 5522 5523 // Iterate over all of the actions of this result's intent 5524 // filter... typically this should be just one. 5525 final Iterator<String> it = rii.filter.actionsIterator(); 5526 if (it == null) { 5527 continue; 5528 } 5529 while (it.hasNext()) { 5530 final String action = it.next(); 5531 if (resultsAction != null && resultsAction.equals(action)) { 5532 // If this action was explicitly requested, then don't 5533 // remove things that have it. 5534 continue; 5535 } 5536 for (int j=i+1; j<N; j++) { 5537 final ResolveInfo rij = results.get(j); 5538 if (rij.filter != null && rij.filter.hasAction(action)) { 5539 results.remove(j); 5540 if (DEBUG_INTENT_MATCHING) Log.v( 5541 TAG, "Removing duplicate item from " + j 5542 + " due to action " + action + " at " + i); 5543 j--; 5544 N--; 5545 } 5546 } 5547 } 5548 5549 // If the caller didn't request filter information, drop it now 5550 // so we don't have to marshall/unmarshall it. 5551 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5552 rii.filter = null; 5553 } 5554 } 5555 5556 // Filter out the caller activity if so requested. 5557 if (caller != null) { 5558 N = results.size(); 5559 for (int i=0; i<N; i++) { 5560 ActivityInfo ainfo = results.get(i).activityInfo; 5561 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5562 && caller.getClassName().equals(ainfo.name)) { 5563 results.remove(i); 5564 break; 5565 } 5566 } 5567 } 5568 5569 // If the caller didn't request filter information, 5570 // drop them now so we don't have to 5571 // marshall/unmarshall it. 5572 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5573 N = results.size(); 5574 for (int i=0; i<N; i++) { 5575 results.get(i).filter = null; 5576 } 5577 } 5578 5579 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5580 return results; 5581 } 5582 5583 @Override 5584 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5585 int userId) { 5586 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5587 flags = updateFlagsForResolve(flags, userId, intent); 5588 ComponentName comp = intent.getComponent(); 5589 if (comp == null) { 5590 if (intent.getSelector() != null) { 5591 intent = intent.getSelector(); 5592 comp = intent.getComponent(); 5593 } 5594 } 5595 if (comp != null) { 5596 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5597 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5598 if (ai != null) { 5599 ResolveInfo ri = new ResolveInfo(); 5600 ri.activityInfo = ai; 5601 list.add(ri); 5602 } 5603 return list; 5604 } 5605 5606 // reader 5607 synchronized (mPackages) { 5608 String pkgName = intent.getPackage(); 5609 if (pkgName == null) { 5610 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5611 } 5612 final PackageParser.Package pkg = mPackages.get(pkgName); 5613 if (pkg != null) { 5614 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5615 userId); 5616 } 5617 return null; 5618 } 5619 } 5620 5621 @Override 5622 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5623 if (!sUserManager.exists(userId)) return null; 5624 flags = updateFlagsForResolve(flags, userId, intent); 5625 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5626 if (query != null) { 5627 if (query.size() >= 1) { 5628 // If there is more than one service with the same priority, 5629 // just arbitrarily pick the first one. 5630 return query.get(0); 5631 } 5632 } 5633 return null; 5634 } 5635 5636 @Override 5637 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5638 int userId) { 5639 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5640 flags = updateFlagsForResolve(flags, userId, intent); 5641 ComponentName comp = intent.getComponent(); 5642 if (comp == null) { 5643 if (intent.getSelector() != null) { 5644 intent = intent.getSelector(); 5645 comp = intent.getComponent(); 5646 } 5647 } 5648 if (comp != null) { 5649 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5650 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5651 if (si != null) { 5652 final ResolveInfo ri = new ResolveInfo(); 5653 ri.serviceInfo = si; 5654 list.add(ri); 5655 } 5656 return list; 5657 } 5658 5659 // reader 5660 synchronized (mPackages) { 5661 String pkgName = intent.getPackage(); 5662 if (pkgName == null) { 5663 return mServices.queryIntent(intent, resolvedType, flags, userId); 5664 } 5665 final PackageParser.Package pkg = mPackages.get(pkgName); 5666 if (pkg != null) { 5667 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5668 userId); 5669 } 5670 return null; 5671 } 5672 } 5673 5674 @Override 5675 public List<ResolveInfo> queryIntentContentProviders( 5676 Intent intent, String resolvedType, int flags, int userId) { 5677 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5678 flags = updateFlagsForResolve(flags, userId, intent); 5679 ComponentName comp = intent.getComponent(); 5680 if (comp == null) { 5681 if (intent.getSelector() != null) { 5682 intent = intent.getSelector(); 5683 comp = intent.getComponent(); 5684 } 5685 } 5686 if (comp != null) { 5687 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5688 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5689 if (pi != null) { 5690 final ResolveInfo ri = new ResolveInfo(); 5691 ri.providerInfo = pi; 5692 list.add(ri); 5693 } 5694 return list; 5695 } 5696 5697 // reader 5698 synchronized (mPackages) { 5699 String pkgName = intent.getPackage(); 5700 if (pkgName == null) { 5701 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5702 } 5703 final PackageParser.Package pkg = mPackages.get(pkgName); 5704 if (pkg != null) { 5705 return mProviders.queryIntentForPackage( 5706 intent, resolvedType, flags, pkg.providers, userId); 5707 } 5708 return null; 5709 } 5710 } 5711 5712 @Override 5713 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5714 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5715 flags = updateFlagsForPackage(flags, userId, null); 5716 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5717 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5718 5719 // writer 5720 synchronized (mPackages) { 5721 ArrayList<PackageInfo> list; 5722 if (listUninstalled) { 5723 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5724 for (PackageSetting ps : mSettings.mPackages.values()) { 5725 PackageInfo pi; 5726 if (ps.pkg != null) { 5727 pi = generatePackageInfo(ps.pkg, flags, userId); 5728 } else { 5729 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5730 } 5731 if (pi != null) { 5732 list.add(pi); 5733 } 5734 } 5735 } else { 5736 list = new ArrayList<PackageInfo>(mPackages.size()); 5737 for (PackageParser.Package p : mPackages.values()) { 5738 PackageInfo pi = generatePackageInfo(p, flags, userId); 5739 if (pi != null) { 5740 list.add(pi); 5741 } 5742 } 5743 } 5744 5745 return new ParceledListSlice<PackageInfo>(list); 5746 } 5747 } 5748 5749 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5750 String[] permissions, boolean[] tmp, int flags, int userId) { 5751 int numMatch = 0; 5752 final PermissionsState permissionsState = ps.getPermissionsState(); 5753 for (int i=0; i<permissions.length; i++) { 5754 final String permission = permissions[i]; 5755 if (permissionsState.hasPermission(permission, userId)) { 5756 tmp[i] = true; 5757 numMatch++; 5758 } else { 5759 tmp[i] = false; 5760 } 5761 } 5762 if (numMatch == 0) { 5763 return; 5764 } 5765 PackageInfo pi; 5766 if (ps.pkg != null) { 5767 pi = generatePackageInfo(ps.pkg, flags, userId); 5768 } else { 5769 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5770 } 5771 // The above might return null in cases of uninstalled apps or install-state 5772 // skew across users/profiles. 5773 if (pi != null) { 5774 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5775 if (numMatch == permissions.length) { 5776 pi.requestedPermissions = permissions; 5777 } else { 5778 pi.requestedPermissions = new String[numMatch]; 5779 numMatch = 0; 5780 for (int i=0; i<permissions.length; i++) { 5781 if (tmp[i]) { 5782 pi.requestedPermissions[numMatch] = permissions[i]; 5783 numMatch++; 5784 } 5785 } 5786 } 5787 } 5788 list.add(pi); 5789 } 5790 } 5791 5792 @Override 5793 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5794 String[] permissions, int flags, int userId) { 5795 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5796 flags = updateFlagsForPackage(flags, userId, permissions); 5797 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5798 5799 // writer 5800 synchronized (mPackages) { 5801 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5802 boolean[] tmpBools = new boolean[permissions.length]; 5803 if (listUninstalled) { 5804 for (PackageSetting ps : mSettings.mPackages.values()) { 5805 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5806 } 5807 } else { 5808 for (PackageParser.Package pkg : mPackages.values()) { 5809 PackageSetting ps = (PackageSetting)pkg.mExtras; 5810 if (ps != null) { 5811 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5812 userId); 5813 } 5814 } 5815 } 5816 5817 return new ParceledListSlice<PackageInfo>(list); 5818 } 5819 } 5820 5821 @Override 5822 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5823 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5824 flags = updateFlagsForApplication(flags, userId, null); 5825 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5826 5827 // writer 5828 synchronized (mPackages) { 5829 ArrayList<ApplicationInfo> list; 5830 if (listUninstalled) { 5831 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5832 for (PackageSetting ps : mSettings.mPackages.values()) { 5833 ApplicationInfo ai; 5834 if (ps.pkg != null) { 5835 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5836 ps.readUserState(userId), userId); 5837 } else { 5838 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5839 } 5840 if (ai != null) { 5841 list.add(ai); 5842 } 5843 } 5844 } else { 5845 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5846 for (PackageParser.Package p : mPackages.values()) { 5847 if (p.mExtras != null) { 5848 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5849 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5850 if (ai != null) { 5851 list.add(ai); 5852 } 5853 } 5854 } 5855 } 5856 5857 return new ParceledListSlice<ApplicationInfo>(list); 5858 } 5859 } 5860 5861 @Override 5862 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5863 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5864 "getEphemeralApplications"); 5865 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5866 "getEphemeralApplications"); 5867 synchronized (mPackages) { 5868 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5869 .getEphemeralApplicationsLPw(userId); 5870 if (ephemeralApps != null) { 5871 return new ParceledListSlice<>(ephemeralApps); 5872 } 5873 } 5874 return null; 5875 } 5876 5877 @Override 5878 public boolean isEphemeralApplication(String packageName, int userId) { 5879 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5880 "isEphemeral"); 5881 if (!isCallerSameApp(packageName)) { 5882 return false; 5883 } 5884 synchronized (mPackages) { 5885 PackageParser.Package pkg = mPackages.get(packageName); 5886 if (pkg != null) { 5887 return pkg.applicationInfo.isEphemeralApp(); 5888 } 5889 } 5890 return false; 5891 } 5892 5893 @Override 5894 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5895 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5896 "getCookie"); 5897 if (!isCallerSameApp(packageName)) { 5898 return null; 5899 } 5900 synchronized (mPackages) { 5901 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5902 packageName, userId); 5903 } 5904 } 5905 5906 @Override 5907 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5908 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5909 "setCookie"); 5910 if (!isCallerSameApp(packageName)) { 5911 return false; 5912 } 5913 synchronized (mPackages) { 5914 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5915 packageName, cookie, userId); 5916 } 5917 } 5918 5919 @Override 5920 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5921 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5922 "getEphemeralApplicationIcon"); 5923 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5924 "getEphemeralApplicationIcon"); 5925 synchronized (mPackages) { 5926 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5927 packageName, userId); 5928 } 5929 } 5930 5931 private boolean isCallerSameApp(String packageName) { 5932 PackageParser.Package pkg = mPackages.get(packageName); 5933 return pkg != null 5934 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 5935 } 5936 5937 public List<ApplicationInfo> getPersistentApplications(int flags) { 5938 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5939 5940 // reader 5941 synchronized (mPackages) { 5942 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5943 final int userId = UserHandle.getCallingUserId(); 5944 while (i.hasNext()) { 5945 final PackageParser.Package p = i.next(); 5946 if (p.applicationInfo != null 5947 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5948 && (!mSafeMode || isSystemApp(p))) { 5949 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5950 if (ps != null) { 5951 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5952 ps.readUserState(userId), userId); 5953 if (ai != null) { 5954 finalList.add(ai); 5955 } 5956 } 5957 } 5958 } 5959 } 5960 5961 return finalList; 5962 } 5963 5964 @Override 5965 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5966 if (!sUserManager.exists(userId)) return null; 5967 flags = updateFlagsForComponent(flags, userId, name); 5968 // reader 5969 synchronized (mPackages) { 5970 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5971 PackageSetting ps = provider != null 5972 ? mSettings.mPackages.get(provider.owner.packageName) 5973 : null; 5974 return ps != null 5975 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 5976 && (!mSafeMode || (provider.info.applicationInfo.flags 5977 &ApplicationInfo.FLAG_SYSTEM) != 0) 5978 ? PackageParser.generateProviderInfo(provider, flags, 5979 ps.readUserState(userId), userId) 5980 : null; 5981 } 5982 } 5983 5984 /** 5985 * @deprecated 5986 */ 5987 @Deprecated 5988 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5989 // reader 5990 synchronized (mPackages) { 5991 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5992 .entrySet().iterator(); 5993 final int userId = UserHandle.getCallingUserId(); 5994 while (i.hasNext()) { 5995 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5996 PackageParser.Provider p = entry.getValue(); 5997 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5998 5999 if (ps != null && p.syncable 6000 && (!mSafeMode || (p.info.applicationInfo.flags 6001 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6002 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6003 ps.readUserState(userId), userId); 6004 if (info != null) { 6005 outNames.add(entry.getKey()); 6006 outInfo.add(info); 6007 } 6008 } 6009 } 6010 } 6011 } 6012 6013 @Override 6014 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6015 int uid, int flags) { 6016 final int userId = processName != null ? UserHandle.getUserId(uid) 6017 : UserHandle.getCallingUserId(); 6018 if (!sUserManager.exists(userId)) return null; 6019 flags = updateFlagsForComponent(flags, userId, processName); 6020 6021 ArrayList<ProviderInfo> finalList = null; 6022 // reader 6023 synchronized (mPackages) { 6024 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6025 while (i.hasNext()) { 6026 final PackageParser.Provider p = i.next(); 6027 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6028 if (ps != null && p.info.authority != null 6029 && (processName == null 6030 || (p.info.processName.equals(processName) 6031 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6032 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId) 6033 && (!mSafeMode 6034 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 6035 if (finalList == null) { 6036 finalList = new ArrayList<ProviderInfo>(3); 6037 } 6038 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6039 ps.readUserState(userId), userId); 6040 if (info != null) { 6041 finalList.add(info); 6042 } 6043 } 6044 } 6045 } 6046 6047 if (finalList != null) { 6048 Collections.sort(finalList, mProviderInitOrderSorter); 6049 return new ParceledListSlice<ProviderInfo>(finalList); 6050 } 6051 6052 return null; 6053 } 6054 6055 @Override 6056 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6057 // reader 6058 synchronized (mPackages) { 6059 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6060 return PackageParser.generateInstrumentationInfo(i, flags); 6061 } 6062 } 6063 6064 @Override 6065 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6066 int flags) { 6067 ArrayList<InstrumentationInfo> finalList = 6068 new ArrayList<InstrumentationInfo>(); 6069 6070 // reader 6071 synchronized (mPackages) { 6072 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6073 while (i.hasNext()) { 6074 final PackageParser.Instrumentation p = i.next(); 6075 if (targetPackage == null 6076 || targetPackage.equals(p.info.targetPackage)) { 6077 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6078 flags); 6079 if (ii != null) { 6080 finalList.add(ii); 6081 } 6082 } 6083 } 6084 } 6085 6086 return finalList; 6087 } 6088 6089 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6090 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6091 if (overlays == null) { 6092 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6093 return; 6094 } 6095 for (PackageParser.Package opkg : overlays.values()) { 6096 // Not much to do if idmap fails: we already logged the error 6097 // and we certainly don't want to abort installation of pkg simply 6098 // because an overlay didn't fit properly. For these reasons, 6099 // ignore the return value of createIdmapForPackagePairLI. 6100 createIdmapForPackagePairLI(pkg, opkg); 6101 } 6102 } 6103 6104 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6105 PackageParser.Package opkg) { 6106 if (!opkg.mTrustedOverlay) { 6107 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6108 opkg.baseCodePath + ": overlay not trusted"); 6109 return false; 6110 } 6111 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6112 if (overlaySet == null) { 6113 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6114 opkg.baseCodePath + " but target package has no known overlays"); 6115 return false; 6116 } 6117 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6118 // TODO: generate idmap for split APKs 6119 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 6120 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6121 + opkg.baseCodePath); 6122 return false; 6123 } 6124 PackageParser.Package[] overlayArray = 6125 overlaySet.values().toArray(new PackageParser.Package[0]); 6126 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6127 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6128 return p1.mOverlayPriority - p2.mOverlayPriority; 6129 } 6130 }; 6131 Arrays.sort(overlayArray, cmp); 6132 6133 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6134 int i = 0; 6135 for (PackageParser.Package p : overlayArray) { 6136 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6137 } 6138 return true; 6139 } 6140 6141 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6142 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6143 try { 6144 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6145 } finally { 6146 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6147 } 6148 } 6149 6150 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6151 final File[] files = dir.listFiles(); 6152 if (ArrayUtils.isEmpty(files)) { 6153 Log.d(TAG, "No files in app dir " + dir); 6154 return; 6155 } 6156 6157 if (DEBUG_PACKAGE_SCANNING) { 6158 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6159 + " flags=0x" + Integer.toHexString(parseFlags)); 6160 } 6161 6162 for (File file : files) { 6163 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6164 && !PackageInstallerService.isStageName(file.getName()); 6165 if (!isPackage) { 6166 // Ignore entries which are not packages 6167 continue; 6168 } 6169 try { 6170 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6171 scanFlags, currentTime, null); 6172 } catch (PackageManagerException e) { 6173 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6174 6175 // Delete invalid userdata apps 6176 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6177 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6178 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6179 if (file.isDirectory()) { 6180 mInstaller.rmPackageDir(file.getAbsolutePath()); 6181 } else { 6182 file.delete(); 6183 } 6184 } 6185 } 6186 } 6187 } 6188 6189 private static File getSettingsProblemFile() { 6190 File dataDir = Environment.getDataDirectory(); 6191 File systemDir = new File(dataDir, "system"); 6192 File fname = new File(systemDir, "uiderrors.txt"); 6193 return fname; 6194 } 6195 6196 static void reportSettingsProblem(int priority, String msg) { 6197 logCriticalInfo(priority, msg); 6198 } 6199 6200 static void logCriticalInfo(int priority, String msg) { 6201 Slog.println(priority, TAG, msg); 6202 EventLogTags.writePmCriticalInfo(msg); 6203 try { 6204 File fname = getSettingsProblemFile(); 6205 FileOutputStream out = new FileOutputStream(fname, true); 6206 PrintWriter pw = new FastPrintWriter(out); 6207 SimpleDateFormat formatter = new SimpleDateFormat(); 6208 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6209 pw.println(dateString + ": " + msg); 6210 pw.close(); 6211 FileUtils.setPermissions( 6212 fname.toString(), 6213 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6214 -1, -1); 6215 } catch (java.io.IOException e) { 6216 } 6217 } 6218 6219 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6220 PackageParser.Package pkg, File srcFile, int parseFlags) 6221 throws PackageManagerException { 6222 if (ps != null 6223 && ps.codePath.equals(srcFile) 6224 && ps.timeStamp == srcFile.lastModified() 6225 && !isCompatSignatureUpdateNeeded(pkg) 6226 && !isRecoverSignatureUpdateNeeded(pkg)) { 6227 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6228 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6229 ArraySet<PublicKey> signingKs; 6230 synchronized (mPackages) { 6231 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6232 } 6233 if (ps.signatures.mSignatures != null 6234 && ps.signatures.mSignatures.length != 0 6235 && signingKs != null) { 6236 // Optimization: reuse the existing cached certificates 6237 // if the package appears to be unchanged. 6238 pkg.mSignatures = ps.signatures.mSignatures; 6239 pkg.mSigningKeys = signingKs; 6240 return; 6241 } 6242 6243 Slog.w(TAG, "PackageSetting for " + ps.name 6244 + " is missing signatures. Collecting certs again to recover them."); 6245 } else { 6246 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6247 } 6248 6249 try { 6250 pp.collectCertificates(pkg, parseFlags); 6251 } catch (PackageParserException e) { 6252 throw PackageManagerException.from(e); 6253 } 6254 } 6255 6256 /** 6257 * Traces a package scan. 6258 * @see #scanPackageLI(File, int, int, long, UserHandle) 6259 */ 6260 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6261 long currentTime, UserHandle user) throws PackageManagerException { 6262 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6263 try { 6264 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6265 } finally { 6266 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6267 } 6268 } 6269 6270 /** 6271 * Scans a package and returns the newly parsed package. 6272 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6273 */ 6274 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6275 long currentTime, UserHandle user) throws PackageManagerException { 6276 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6277 parseFlags |= mDefParseFlags; 6278 PackageParser pp = new PackageParser(); 6279 pp.setSeparateProcesses(mSeparateProcesses); 6280 pp.setOnlyCoreApps(mOnlyCore); 6281 pp.setDisplayMetrics(mMetrics); 6282 6283 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6284 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6285 } 6286 6287 final PackageParser.Package pkg; 6288 try { 6289 pkg = pp.parsePackage(scanFile, parseFlags); 6290 } catch (PackageParserException e) { 6291 throw PackageManagerException.from(e); 6292 } 6293 6294 PackageSetting ps = null; 6295 PackageSetting updatedPkg; 6296 // reader 6297 synchronized (mPackages) { 6298 // Look to see if we already know about this package. 6299 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6300 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6301 // This package has been renamed to its original name. Let's 6302 // use that. 6303 ps = mSettings.peekPackageLPr(oldName); 6304 } 6305 // If there was no original package, see one for the real package name. 6306 if (ps == null) { 6307 ps = mSettings.peekPackageLPr(pkg.packageName); 6308 } 6309 // Check to see if this package could be hiding/updating a system 6310 // package. Must look for it either under the original or real 6311 // package name depending on our state. 6312 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6313 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6314 } 6315 boolean updatedPkgBetter = false; 6316 // First check if this is a system package that may involve an update 6317 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6318 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6319 // it needs to drop FLAG_PRIVILEGED. 6320 if (locationIsPrivileged(scanFile)) { 6321 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6322 } else { 6323 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6324 } 6325 6326 if (ps != null && !ps.codePath.equals(scanFile)) { 6327 // The path has changed from what was last scanned... check the 6328 // version of the new path against what we have stored to determine 6329 // what to do. 6330 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6331 if (pkg.mVersionCode <= ps.versionCode) { 6332 // The system package has been updated and the code path does not match 6333 // Ignore entry. Skip it. 6334 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6335 + " ignored: updated version " + ps.versionCode 6336 + " better than this " + pkg.mVersionCode); 6337 if (!updatedPkg.codePath.equals(scanFile)) { 6338 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 6339 + ps.name + " changing from " + updatedPkg.codePathString 6340 + " to " + scanFile); 6341 updatedPkg.codePath = scanFile; 6342 updatedPkg.codePathString = scanFile.toString(); 6343 updatedPkg.resourcePath = scanFile; 6344 updatedPkg.resourcePathString = scanFile.toString(); 6345 } 6346 updatedPkg.pkg = pkg; 6347 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6348 "Package " + ps.name + " at " + scanFile 6349 + " ignored: updated version " + ps.versionCode 6350 + " better than this " + pkg.mVersionCode); 6351 } else { 6352 // The current app on the system partition is better than 6353 // what we have updated to on the data partition; switch 6354 // back to the system partition version. 6355 // At this point, its safely assumed that package installation for 6356 // apps in system partition will go through. If not there won't be a working 6357 // version of the app 6358 // writer 6359 synchronized (mPackages) { 6360 // Just remove the loaded entries from package lists. 6361 mPackages.remove(ps.name); 6362 } 6363 6364 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6365 + " reverting from " + ps.codePathString 6366 + ": new version " + pkg.mVersionCode 6367 + " better than installed " + ps.versionCode); 6368 6369 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6370 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6371 synchronized (mInstallLock) { 6372 args.cleanUpResourcesLI(); 6373 } 6374 synchronized (mPackages) { 6375 mSettings.enableSystemPackageLPw(ps.name); 6376 } 6377 updatedPkgBetter = true; 6378 } 6379 } 6380 } 6381 6382 if (updatedPkg != null) { 6383 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6384 // initially 6385 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6386 6387 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6388 // flag set initially 6389 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6390 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6391 } 6392 } 6393 6394 // Verify certificates against what was last scanned 6395 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6396 6397 /* 6398 * A new system app appeared, but we already had a non-system one of the 6399 * same name installed earlier. 6400 */ 6401 boolean shouldHideSystemApp = false; 6402 if (updatedPkg == null && ps != null 6403 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6404 /* 6405 * Check to make sure the signatures match first. If they don't, 6406 * wipe the installed application and its data. 6407 */ 6408 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6409 != PackageManager.SIGNATURE_MATCH) { 6410 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6411 + " signatures don't match existing userdata copy; removing"); 6412 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6413 ps = null; 6414 } else { 6415 /* 6416 * If the newly-added system app is an older version than the 6417 * already installed version, hide it. It will be scanned later 6418 * and re-added like an update. 6419 */ 6420 if (pkg.mVersionCode <= ps.versionCode) { 6421 shouldHideSystemApp = true; 6422 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6423 + " but new version " + pkg.mVersionCode + " better than installed " 6424 + ps.versionCode + "; hiding system"); 6425 } else { 6426 /* 6427 * The newly found system app is a newer version that the 6428 * one previously installed. Simply remove the 6429 * already-installed application and replace it with our own 6430 * while keeping the application data. 6431 */ 6432 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6433 + " reverting from " + ps.codePathString + ": new version " 6434 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6435 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6436 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6437 synchronized (mInstallLock) { 6438 args.cleanUpResourcesLI(); 6439 } 6440 } 6441 } 6442 } 6443 6444 // The apk is forward locked (not public) if its code and resources 6445 // are kept in different files. (except for app in either system or 6446 // vendor path). 6447 // TODO grab this value from PackageSettings 6448 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6449 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6450 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6451 } 6452 } 6453 6454 // TODO: extend to support forward-locked splits 6455 String resourcePath = null; 6456 String baseResourcePath = null; 6457 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6458 if (ps != null && ps.resourcePathString != null) { 6459 resourcePath = ps.resourcePathString; 6460 baseResourcePath = ps.resourcePathString; 6461 } else { 6462 // Should not happen at all. Just log an error. 6463 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 6464 } 6465 } else { 6466 resourcePath = pkg.codePath; 6467 baseResourcePath = pkg.baseCodePath; 6468 } 6469 6470 // Set application objects path explicitly. 6471 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6472 pkg.applicationInfo.setCodePath(pkg.codePath); 6473 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6474 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6475 pkg.applicationInfo.setResourcePath(resourcePath); 6476 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6477 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6478 6479 // Note that we invoke the following method only if we are about to unpack an application 6480 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6481 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6482 6483 /* 6484 * If the system app should be overridden by a previously installed 6485 * data, hide the system app now and let the /data/app scan pick it up 6486 * again. 6487 */ 6488 if (shouldHideSystemApp) { 6489 synchronized (mPackages) { 6490 mSettings.disableSystemPackageLPw(pkg.packageName); 6491 } 6492 } 6493 6494 return scannedPkg; 6495 } 6496 6497 private static String fixProcessName(String defProcessName, 6498 String processName, int uid) { 6499 if (processName == null) { 6500 return defProcessName; 6501 } 6502 return processName; 6503 } 6504 6505 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6506 throws PackageManagerException { 6507 if (pkgSetting.signatures.mSignatures != null) { 6508 // Already existing package. Make sure signatures match 6509 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6510 == PackageManager.SIGNATURE_MATCH; 6511 if (!match) { 6512 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6513 == PackageManager.SIGNATURE_MATCH; 6514 } 6515 if (!match) { 6516 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6517 == PackageManager.SIGNATURE_MATCH; 6518 } 6519 if (!match) { 6520 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6521 + pkg.packageName + " signatures do not match the " 6522 + "previously installed version; ignoring!"); 6523 } 6524 } 6525 6526 // Check for shared user signatures 6527 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6528 // Already existing package. Make sure signatures match 6529 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6530 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6531 if (!match) { 6532 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6533 == PackageManager.SIGNATURE_MATCH; 6534 } 6535 if (!match) { 6536 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6537 == PackageManager.SIGNATURE_MATCH; 6538 } 6539 if (!match) { 6540 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6541 "Package " + pkg.packageName 6542 + " has no signatures that match those in shared user " 6543 + pkgSetting.sharedUser.name + "; ignoring!"); 6544 } 6545 } 6546 } 6547 6548 /** 6549 * Enforces that only the system UID or root's UID can call a method exposed 6550 * via Binder. 6551 * 6552 * @param message used as message if SecurityException is thrown 6553 * @throws SecurityException if the caller is not system or root 6554 */ 6555 private static final void enforceSystemOrRoot(String message) { 6556 final int uid = Binder.getCallingUid(); 6557 if (uid != Process.SYSTEM_UID && uid != 0) { 6558 throw new SecurityException(message); 6559 } 6560 } 6561 6562 @Override 6563 public void performFstrimIfNeeded() { 6564 enforceSystemOrRoot("Only the system can request fstrim"); 6565 6566 // Before everything else, see whether we need to fstrim. 6567 try { 6568 IMountService ms = PackageHelper.getMountService(); 6569 if (ms != null) { 6570 final boolean isUpgrade = isUpgrade(); 6571 boolean doTrim = isUpgrade; 6572 if (doTrim) { 6573 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6574 } else { 6575 final long interval = android.provider.Settings.Global.getLong( 6576 mContext.getContentResolver(), 6577 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6578 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6579 if (interval > 0) { 6580 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6581 if (timeSinceLast > interval) { 6582 doTrim = true; 6583 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6584 + "; running immediately"); 6585 } 6586 } 6587 } 6588 if (doTrim) { 6589 if (!isFirstBoot()) { 6590 try { 6591 ActivityManagerNative.getDefault().showBootMessage( 6592 mContext.getResources().getString( 6593 R.string.android_upgrading_fstrim), true); 6594 } catch (RemoteException e) { 6595 } 6596 } 6597 ms.runMaintenance(); 6598 } 6599 } else { 6600 Slog.e(TAG, "Mount service unavailable!"); 6601 } 6602 } catch (RemoteException e) { 6603 // Can't happen; MountService is local 6604 } 6605 } 6606 6607 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6608 List<ResolveInfo> ris = null; 6609 try { 6610 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6611 intent, null, 0, userId); 6612 } catch (RemoteException e) { 6613 } 6614 ArraySet<String> pkgNames = new ArraySet<String>(); 6615 if (ris != null) { 6616 for (ResolveInfo ri : ris) { 6617 pkgNames.add(ri.activityInfo.packageName); 6618 } 6619 } 6620 return pkgNames; 6621 } 6622 6623 @Override 6624 public void notifyPackageUse(String packageName) { 6625 synchronized (mPackages) { 6626 PackageParser.Package p = mPackages.get(packageName); 6627 if (p == null) { 6628 return; 6629 } 6630 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6631 } 6632 } 6633 6634 @Override 6635 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6636 return performDexOptTraced(packageName, instructionSet); 6637 } 6638 6639 public boolean performDexOpt(String packageName, String instructionSet) { 6640 return performDexOptTraced(packageName, instructionSet); 6641 } 6642 6643 private boolean performDexOptTraced(String packageName, String instructionSet) { 6644 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6645 try { 6646 return performDexOptInternal(packageName, instructionSet); 6647 } finally { 6648 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6649 } 6650 } 6651 6652 private boolean performDexOptInternal(String packageName, String instructionSet) { 6653 PackageParser.Package p; 6654 final String targetInstructionSet; 6655 synchronized (mPackages) { 6656 p = mPackages.get(packageName); 6657 if (p == null) { 6658 return false; 6659 } 6660 mPackageUsage.write(false); 6661 6662 targetInstructionSet = instructionSet != null ? instructionSet : 6663 getPrimaryInstructionSet(p.applicationInfo); 6664 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6665 return false; 6666 } 6667 } 6668 long callingId = Binder.clearCallingIdentity(); 6669 try { 6670 synchronized (mInstallLock) { 6671 final String[] instructionSets = new String[] { targetInstructionSet }; 6672 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6673 true /* inclDependencies */); 6674 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6675 } 6676 } finally { 6677 Binder.restoreCallingIdentity(callingId); 6678 } 6679 } 6680 6681 public ArraySet<String> getPackagesThatNeedDexOpt() { 6682 ArraySet<String> pkgs = null; 6683 synchronized (mPackages) { 6684 for (PackageParser.Package p : mPackages.values()) { 6685 if (DEBUG_DEXOPT) { 6686 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6687 } 6688 if (!p.mDexOptPerformed.isEmpty()) { 6689 continue; 6690 } 6691 if (pkgs == null) { 6692 pkgs = new ArraySet<String>(); 6693 } 6694 pkgs.add(p.packageName); 6695 } 6696 } 6697 return pkgs; 6698 } 6699 6700 public void shutdown() { 6701 mPackageUsage.write(true); 6702 } 6703 6704 @Override 6705 public void forceDexOpt(String packageName) { 6706 enforceSystemOrRoot("forceDexOpt"); 6707 6708 PackageParser.Package pkg; 6709 synchronized (mPackages) { 6710 pkg = mPackages.get(packageName); 6711 if (pkg == null) { 6712 throw new IllegalArgumentException("Missing package: " + packageName); 6713 } 6714 } 6715 6716 synchronized (mInstallLock) { 6717 final String[] instructionSets = new String[] { 6718 getPrimaryInstructionSet(pkg.applicationInfo) }; 6719 6720 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6721 6722 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6723 true /* inclDependencies */); 6724 6725 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6726 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6727 throw new IllegalStateException("Failed to dexopt: " + res); 6728 } 6729 } 6730 } 6731 6732 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6733 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6734 Slog.w(TAG, "Unable to update from " + oldPkg.name 6735 + " to " + newPkg.packageName 6736 + ": old package not in system partition"); 6737 return false; 6738 } else if (mPackages.get(oldPkg.name) != null) { 6739 Slog.w(TAG, "Unable to update from " + oldPkg.name 6740 + " to " + newPkg.packageName 6741 + ": old package still exists"); 6742 return false; 6743 } 6744 return true; 6745 } 6746 6747 private void createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) 6748 throws PackageManagerException { 6749 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6750 if (res != 0) { 6751 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6752 "Failed to install " + packageName + ": " + res); 6753 } 6754 6755 final int[] users = sUserManager.getUserIds(); 6756 for (int user : users) { 6757 if (user != 0) { 6758 res = mInstaller.createUserData(volumeUuid, packageName, 6759 UserHandle.getUid(user, uid), user, seinfo); 6760 if (res != 0) { 6761 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6762 "Failed to createUserData " + packageName + ": " + res); 6763 } 6764 } 6765 } 6766 } 6767 6768 private int removeDataDirsLI(String volumeUuid, String packageName) { 6769 int[] users = sUserManager.getUserIds(); 6770 int res = 0; 6771 for (int user : users) { 6772 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6773 if (resInner < 0) { 6774 res = resInner; 6775 } 6776 } 6777 6778 return res; 6779 } 6780 6781 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6782 int[] users = sUserManager.getUserIds(); 6783 int res = 0; 6784 for (int user : users) { 6785 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6786 if (resInner < 0) { 6787 res = resInner; 6788 } 6789 } 6790 return res; 6791 } 6792 6793 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6794 PackageParser.Package changingLib) { 6795 if (file.path != null) { 6796 usesLibraryFiles.add(file.path); 6797 return; 6798 } 6799 PackageParser.Package p = mPackages.get(file.apk); 6800 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6801 // If we are doing this while in the middle of updating a library apk, 6802 // then we need to make sure to use that new apk for determining the 6803 // dependencies here. (We haven't yet finished committing the new apk 6804 // to the package manager state.) 6805 if (p == null || p.packageName.equals(changingLib.packageName)) { 6806 p = changingLib; 6807 } 6808 } 6809 if (p != null) { 6810 usesLibraryFiles.addAll(p.getAllCodePaths()); 6811 } 6812 } 6813 6814 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6815 PackageParser.Package changingLib) throws PackageManagerException { 6816 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6817 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6818 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6819 for (int i=0; i<N; i++) { 6820 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6821 if (file == null) { 6822 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6823 "Package " + pkg.packageName + " requires unavailable shared library " 6824 + pkg.usesLibraries.get(i) + "; failing!"); 6825 } 6826 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6827 } 6828 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6829 for (int i=0; i<N; i++) { 6830 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6831 if (file == null) { 6832 Slog.w(TAG, "Package " + pkg.packageName 6833 + " desires unavailable shared library " 6834 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6835 } else { 6836 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6837 } 6838 } 6839 N = usesLibraryFiles.size(); 6840 if (N > 0) { 6841 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6842 } else { 6843 pkg.usesLibraryFiles = null; 6844 } 6845 } 6846 } 6847 6848 private static boolean hasString(List<String> list, List<String> which) { 6849 if (list == null) { 6850 return false; 6851 } 6852 for (int i=list.size()-1; i>=0; i--) { 6853 for (int j=which.size()-1; j>=0; j--) { 6854 if (which.get(j).equals(list.get(i))) { 6855 return true; 6856 } 6857 } 6858 } 6859 return false; 6860 } 6861 6862 private void updateAllSharedLibrariesLPw() { 6863 for (PackageParser.Package pkg : mPackages.values()) { 6864 try { 6865 updateSharedLibrariesLPw(pkg, null); 6866 } catch (PackageManagerException e) { 6867 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6868 } 6869 } 6870 } 6871 6872 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6873 PackageParser.Package changingPkg) { 6874 ArrayList<PackageParser.Package> res = null; 6875 for (PackageParser.Package pkg : mPackages.values()) { 6876 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6877 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6878 if (res == null) { 6879 res = new ArrayList<PackageParser.Package>(); 6880 } 6881 res.add(pkg); 6882 try { 6883 updateSharedLibrariesLPw(pkg, changingPkg); 6884 } catch (PackageManagerException e) { 6885 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6886 } 6887 } 6888 } 6889 return res; 6890 } 6891 6892 /** 6893 * Derive the value of the {@code cpuAbiOverride} based on the provided 6894 * value and an optional stored value from the package settings. 6895 */ 6896 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6897 String cpuAbiOverride = null; 6898 6899 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6900 cpuAbiOverride = null; 6901 } else if (abiOverride != null) { 6902 cpuAbiOverride = abiOverride; 6903 } else if (settings != null) { 6904 cpuAbiOverride = settings.cpuAbiOverrideString; 6905 } 6906 6907 return cpuAbiOverride; 6908 } 6909 6910 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6911 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6912 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6913 try { 6914 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6915 } finally { 6916 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6917 } 6918 } 6919 6920 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6921 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6922 boolean success = false; 6923 try { 6924 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6925 currentTime, user); 6926 success = true; 6927 return res; 6928 } finally { 6929 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6930 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6931 } 6932 } 6933 } 6934 6935 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6936 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6937 final File scanFile = new File(pkg.codePath); 6938 if (pkg.applicationInfo.getCodePath() == null || 6939 pkg.applicationInfo.getResourcePath() == null) { 6940 // Bail out. The resource and code paths haven't been set. 6941 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6942 "Code and resource paths haven't been set correctly"); 6943 } 6944 6945 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6946 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6947 } else { 6948 // Only allow system apps to be flagged as core apps. 6949 pkg.coreApp = false; 6950 } 6951 6952 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6953 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6954 } 6955 6956 if (mCustomResolverComponentName != null && 6957 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6958 setUpCustomResolverActivity(pkg); 6959 } 6960 6961 if (pkg.packageName.equals("android")) { 6962 synchronized (mPackages) { 6963 if (mAndroidApplication != null) { 6964 Slog.w(TAG, "*************************************************"); 6965 Slog.w(TAG, "Core android package being redefined. Skipping."); 6966 Slog.w(TAG, " file=" + scanFile); 6967 Slog.w(TAG, "*************************************************"); 6968 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6969 "Core android package being redefined. Skipping."); 6970 } 6971 6972 // Set up information for our fall-back user intent resolution activity. 6973 mPlatformPackage = pkg; 6974 pkg.mVersionCode = mSdkVersion; 6975 mAndroidApplication = pkg.applicationInfo; 6976 6977 if (!mResolverReplaced) { 6978 mResolveActivity.applicationInfo = mAndroidApplication; 6979 mResolveActivity.name = ResolverActivity.class.getName(); 6980 mResolveActivity.packageName = mAndroidApplication.packageName; 6981 mResolveActivity.processName = "system:ui"; 6982 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6983 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6984 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6985 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6986 mResolveActivity.exported = true; 6987 mResolveActivity.enabled = true; 6988 mResolveInfo.activityInfo = mResolveActivity; 6989 mResolveInfo.priority = 0; 6990 mResolveInfo.preferredOrder = 0; 6991 mResolveInfo.match = 0; 6992 mResolveComponentName = new ComponentName( 6993 mAndroidApplication.packageName, mResolveActivity.name); 6994 } 6995 } 6996 } 6997 6998 if (DEBUG_PACKAGE_SCANNING) { 6999 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7000 Log.d(TAG, "Scanning package " + pkg.packageName); 7001 } 7002 7003 if (mPackages.containsKey(pkg.packageName) 7004 || mSharedLibraries.containsKey(pkg.packageName)) { 7005 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7006 "Application package " + pkg.packageName 7007 + " already installed. Skipping duplicate."); 7008 } 7009 7010 // If we're only installing presumed-existing packages, require that the 7011 // scanned APK is both already known and at the path previously established 7012 // for it. Previously unknown packages we pick up normally, but if we have an 7013 // a priori expectation about this package's install presence, enforce it. 7014 // With a singular exception for new system packages. When an OTA contains 7015 // a new system package, we allow the codepath to change from a system location 7016 // to the user-installed location. If we don't allow this change, any newer, 7017 // user-installed version of the application will be ignored. 7018 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 7019 if (mExpectingBetter.containsKey(pkg.packageName)) { 7020 logCriticalInfo(Log.WARN, 7021 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 7022 } else { 7023 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 7024 if (known != null) { 7025 if (DEBUG_PACKAGE_SCANNING) { 7026 Log.d(TAG, "Examining " + pkg.codePath 7027 + " and requiring known paths " + known.codePathString 7028 + " & " + known.resourcePathString); 7029 } 7030 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 7031 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 7032 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 7033 "Application package " + pkg.packageName 7034 + " found at " + pkg.applicationInfo.getCodePath() 7035 + " but expected at " + known.codePathString + "; ignoring."); 7036 } 7037 } 7038 } 7039 } 7040 7041 // Initialize package source and resource directories 7042 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 7043 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 7044 7045 SharedUserSetting suid = null; 7046 PackageSetting pkgSetting = null; 7047 7048 if (!isSystemApp(pkg)) { 7049 // Only system apps can use these features. 7050 pkg.mOriginalPackages = null; 7051 pkg.mRealPackage = null; 7052 pkg.mAdoptPermissions = null; 7053 } 7054 7055 // writer 7056 synchronized (mPackages) { 7057 if (pkg.mSharedUserId != null) { 7058 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7059 if (suid == null) { 7060 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7061 "Creating application package " + pkg.packageName 7062 + " for shared user failed"); 7063 } 7064 if (DEBUG_PACKAGE_SCANNING) { 7065 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7066 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7067 + "): packages=" + suid.packages); 7068 } 7069 } 7070 7071 // Check if we are renaming from an original package name. 7072 PackageSetting origPackage = null; 7073 String realName = null; 7074 if (pkg.mOriginalPackages != null) { 7075 // This package may need to be renamed to a previously 7076 // installed name. Let's check on that... 7077 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7078 if (pkg.mOriginalPackages.contains(renamed)) { 7079 // This package had originally been installed as the 7080 // original name, and we have already taken care of 7081 // transitioning to the new one. Just update the new 7082 // one to continue using the old name. 7083 realName = pkg.mRealPackage; 7084 if (!pkg.packageName.equals(renamed)) { 7085 // Callers into this function may have already taken 7086 // care of renaming the package; only do it here if 7087 // it is not already done. 7088 pkg.setPackageName(renamed); 7089 } 7090 7091 } else { 7092 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7093 if ((origPackage = mSettings.peekPackageLPr( 7094 pkg.mOriginalPackages.get(i))) != null) { 7095 // We do have the package already installed under its 7096 // original name... should we use it? 7097 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7098 // New package is not compatible with original. 7099 origPackage = null; 7100 continue; 7101 } else if (origPackage.sharedUser != null) { 7102 // Make sure uid is compatible between packages. 7103 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7104 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7105 + " to " + pkg.packageName + ": old uid " 7106 + origPackage.sharedUser.name 7107 + " differs from " + pkg.mSharedUserId); 7108 origPackage = null; 7109 continue; 7110 } 7111 } else { 7112 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7113 + pkg.packageName + " to old name " + origPackage.name); 7114 } 7115 break; 7116 } 7117 } 7118 } 7119 } 7120 7121 if (mTransferedPackages.contains(pkg.packageName)) { 7122 Slog.w(TAG, "Package " + pkg.packageName 7123 + " was transferred to another, but its .apk remains"); 7124 } 7125 7126 // Just create the setting, don't add it yet. For already existing packages 7127 // the PkgSetting exists already and doesn't have to be created. 7128 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7129 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7130 pkg.applicationInfo.primaryCpuAbi, 7131 pkg.applicationInfo.secondaryCpuAbi, 7132 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7133 user, false); 7134 if (pkgSetting == null) { 7135 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7136 "Creating application package " + pkg.packageName + " failed"); 7137 } 7138 7139 if (pkgSetting.origPackage != null) { 7140 // If we are first transitioning from an original package, 7141 // fix up the new package's name now. We need to do this after 7142 // looking up the package under its new name, so getPackageLP 7143 // can take care of fiddling things correctly. 7144 pkg.setPackageName(origPackage.name); 7145 7146 // File a report about this. 7147 String msg = "New package " + pkgSetting.realName 7148 + " renamed to replace old package " + pkgSetting.name; 7149 reportSettingsProblem(Log.WARN, msg); 7150 7151 // Make a note of it. 7152 mTransferedPackages.add(origPackage.name); 7153 7154 // No longer need to retain this. 7155 pkgSetting.origPackage = null; 7156 } 7157 7158 if (realName != null) { 7159 // Make a note of it. 7160 mTransferedPackages.add(pkg.packageName); 7161 } 7162 7163 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7164 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7165 } 7166 7167 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7168 // Check all shared libraries and map to their actual file path. 7169 // We only do this here for apps not on a system dir, because those 7170 // are the only ones that can fail an install due to this. We 7171 // will take care of the system apps by updating all of their 7172 // library paths after the scan is done. 7173 updateSharedLibrariesLPw(pkg, null); 7174 } 7175 7176 if (mFoundPolicyFile) { 7177 SELinuxMMAC.assignSeinfoValue(pkg); 7178 } 7179 7180 pkg.applicationInfo.uid = pkgSetting.appId; 7181 pkg.mExtras = pkgSetting; 7182 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7183 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7184 // We just determined the app is signed correctly, so bring 7185 // over the latest parsed certs. 7186 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7187 } else { 7188 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7189 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7190 "Package " + pkg.packageName + " upgrade keys do not match the " 7191 + "previously installed version"); 7192 } else { 7193 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7194 String msg = "System package " + pkg.packageName 7195 + " signature changed; retaining data."; 7196 reportSettingsProblem(Log.WARN, msg); 7197 } 7198 } 7199 } else { 7200 try { 7201 verifySignaturesLP(pkgSetting, pkg); 7202 // We just determined the app is signed correctly, so bring 7203 // over the latest parsed certs. 7204 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7205 } catch (PackageManagerException e) { 7206 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7207 throw e; 7208 } 7209 // The signature has changed, but this package is in the system 7210 // image... let's recover! 7211 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7212 // However... if this package is part of a shared user, but it 7213 // doesn't match the signature of the shared user, let's fail. 7214 // What this means is that you can't change the signatures 7215 // associated with an overall shared user, which doesn't seem all 7216 // that unreasonable. 7217 if (pkgSetting.sharedUser != null) { 7218 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7219 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7220 throw new PackageManagerException( 7221 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7222 "Signature mismatch for shared user : " 7223 + pkgSetting.sharedUser); 7224 } 7225 } 7226 // File a report about this. 7227 String msg = "System package " + pkg.packageName 7228 + " signature changed; retaining data."; 7229 reportSettingsProblem(Log.WARN, msg); 7230 } 7231 } 7232 // Verify that this new package doesn't have any content providers 7233 // that conflict with existing packages. Only do this if the 7234 // package isn't already installed, since we don't want to break 7235 // things that are installed. 7236 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7237 final int N = pkg.providers.size(); 7238 int i; 7239 for (i=0; i<N; i++) { 7240 PackageParser.Provider p = pkg.providers.get(i); 7241 if (p.info.authority != null) { 7242 String names[] = p.info.authority.split(";"); 7243 for (int j = 0; j < names.length; j++) { 7244 if (mProvidersByAuthority.containsKey(names[j])) { 7245 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7246 final String otherPackageName = 7247 ((other != null && other.getComponentName() != null) ? 7248 other.getComponentName().getPackageName() : "?"); 7249 throw new PackageManagerException( 7250 INSTALL_FAILED_CONFLICTING_PROVIDER, 7251 "Can't install because provider name " + names[j] 7252 + " (in package " + pkg.applicationInfo.packageName 7253 + ") is already used by " + otherPackageName); 7254 } 7255 } 7256 } 7257 } 7258 } 7259 7260 if (pkg.mAdoptPermissions != null) { 7261 // This package wants to adopt ownership of permissions from 7262 // another package. 7263 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7264 final String origName = pkg.mAdoptPermissions.get(i); 7265 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7266 if (orig != null) { 7267 if (verifyPackageUpdateLPr(orig, pkg)) { 7268 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7269 + pkg.packageName); 7270 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7271 } 7272 } 7273 } 7274 } 7275 } 7276 7277 final String pkgName = pkg.packageName; 7278 7279 final long scanFileTime = scanFile.lastModified(); 7280 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7281 pkg.applicationInfo.processName = fixProcessName( 7282 pkg.applicationInfo.packageName, 7283 pkg.applicationInfo.processName, 7284 pkg.applicationInfo.uid); 7285 7286 if (pkg != mPlatformPackage) { 7287 // This is a normal package, need to make its data directory. 7288 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 7289 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 7290 7291 boolean uidError = false; 7292 if (dataPath.exists()) { 7293 int currentUid = 0; 7294 try { 7295 StructStat stat = Os.stat(dataPath.getPath()); 7296 currentUid = stat.st_uid; 7297 } catch (ErrnoException e) { 7298 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 7299 } 7300 7301 // If we have mismatched owners for the data path, we have a problem. 7302 if (currentUid != pkg.applicationInfo.uid) { 7303 boolean recovered = false; 7304 if (currentUid == 0) { 7305 // The directory somehow became owned by root. Wow. 7306 // This is probably because the system was stopped while 7307 // installd was in the middle of messing with its libs 7308 // directory. Ask installd to fix that. 7309 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 7310 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 7311 if (ret >= 0) { 7312 recovered = true; 7313 String msg = "Package " + pkg.packageName 7314 + " unexpectedly changed to uid 0; recovered to " + 7315 + pkg.applicationInfo.uid; 7316 reportSettingsProblem(Log.WARN, msg); 7317 } 7318 } 7319 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7320 || (scanFlags&SCAN_BOOTING) != 0)) { 7321 // If this is a system app, we can at least delete its 7322 // current data so the application will still work. 7323 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 7324 if (ret >= 0) { 7325 // TODO: Kill the processes first 7326 // Old data gone! 7327 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7328 ? "System package " : "Third party package "; 7329 String msg = prefix + pkg.packageName 7330 + " has changed from uid: " 7331 + currentUid + " to " 7332 + pkg.applicationInfo.uid + "; old data erased"; 7333 reportSettingsProblem(Log.WARN, msg); 7334 recovered = true; 7335 } 7336 if (!recovered) { 7337 mHasSystemUidErrors = true; 7338 } 7339 } else if (!recovered) { 7340 // If we allow this install to proceed, we will be broken. 7341 // Abort, abort! 7342 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7343 "scanPackageLI"); 7344 } 7345 if (!recovered) { 7346 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7347 + pkg.applicationInfo.uid + "/fs_" 7348 + currentUid; 7349 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7350 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7351 String msg = "Package " + pkg.packageName 7352 + " has mismatched uid: " 7353 + currentUid + " on disk, " 7354 + pkg.applicationInfo.uid + " in settings"; 7355 // writer 7356 synchronized (mPackages) { 7357 mSettings.mReadMessages.append(msg); 7358 mSettings.mReadMessages.append('\n'); 7359 uidError = true; 7360 if (!pkgSetting.uidError) { 7361 reportSettingsProblem(Log.ERROR, msg); 7362 } 7363 } 7364 } 7365 } 7366 7367 // Ensure that directories are prepared 7368 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7369 pkg.applicationInfo.seinfo); 7370 7371 if (mShouldRestoreconData) { 7372 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7373 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7374 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7375 } 7376 } else { 7377 if (DEBUG_PACKAGE_SCANNING) { 7378 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7379 Log.v(TAG, "Want this data dir: " + dataPath); 7380 } 7381 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7382 pkg.applicationInfo.seinfo); 7383 } 7384 7385 // Get all of our default paths setup 7386 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7387 7388 pkgSetting.uidError = uidError; 7389 } 7390 7391 final String path = scanFile.getPath(); 7392 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7393 7394 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7395 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7396 7397 // Some system apps still use directory structure for native libraries 7398 // in which case we might end up not detecting abi solely based on apk 7399 // structure. Try to detect abi based on directory structure. 7400 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7401 pkg.applicationInfo.primaryCpuAbi == null) { 7402 setBundledAppAbisAndRoots(pkg, pkgSetting); 7403 setNativeLibraryPaths(pkg); 7404 } 7405 7406 } else { 7407 if ((scanFlags & SCAN_MOVE) != 0) { 7408 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7409 // but we already have this packages package info in the PackageSetting. We just 7410 // use that and derive the native library path based on the new codepath. 7411 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7412 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7413 } 7414 7415 // Set native library paths again. For moves, the path will be updated based on the 7416 // ABIs we've determined above. For non-moves, the path will be updated based on the 7417 // ABIs we determined during compilation, but the path will depend on the final 7418 // package path (after the rename away from the stage path). 7419 setNativeLibraryPaths(pkg); 7420 } 7421 7422 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7423 final int[] userIds = sUserManager.getUserIds(); 7424 synchronized (mInstallLock) { 7425 // Make sure all user data directories are ready to roll; we're okay 7426 // if they already exist 7427 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7428 for (int userId : userIds) { 7429 if (userId != UserHandle.USER_SYSTEM) { 7430 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7431 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7432 pkg.applicationInfo.seinfo); 7433 } 7434 } 7435 } 7436 7437 // Create a native library symlink only if we have native libraries 7438 // and if the native libraries are 32 bit libraries. We do not provide 7439 // this symlink for 64 bit libraries. 7440 if (pkg.applicationInfo.primaryCpuAbi != null && 7441 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7442 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7443 try { 7444 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7445 for (int userId : userIds) { 7446 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7447 nativeLibPath, userId) < 0) { 7448 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7449 "Failed linking native library dir (user=" + userId + ")"); 7450 } 7451 } 7452 } finally { 7453 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7454 } 7455 } 7456 } 7457 7458 // This is a special case for the "system" package, where the ABI is 7459 // dictated by the zygote configuration (and init.rc). We should keep track 7460 // of this ABI so that we can deal with "normal" applications that run under 7461 // the same UID correctly. 7462 if (mPlatformPackage == pkg) { 7463 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7464 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7465 } 7466 7467 // If there's a mismatch between the abi-override in the package setting 7468 // and the abiOverride specified for the install. Warn about this because we 7469 // would've already compiled the app without taking the package setting into 7470 // account. 7471 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7472 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7473 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7474 " for package: " + pkg.packageName); 7475 } 7476 } 7477 7478 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7479 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7480 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7481 7482 // Copy the derived override back to the parsed package, so that we can 7483 // update the package settings accordingly. 7484 pkg.cpuAbiOverride = cpuAbiOverride; 7485 7486 if (DEBUG_ABI_SELECTION) { 7487 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7488 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7489 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7490 } 7491 7492 // Push the derived path down into PackageSettings so we know what to 7493 // clean up at uninstall time. 7494 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7495 7496 if (DEBUG_ABI_SELECTION) { 7497 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7498 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7499 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7500 } 7501 7502 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7503 // We don't do this here during boot because we can do it all 7504 // at once after scanning all existing packages. 7505 // 7506 // We also do this *before* we perform dexopt on this package, so that 7507 // we can avoid redundant dexopts, and also to make sure we've got the 7508 // code and package path correct. 7509 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7510 pkg, true /* boot complete */); 7511 } 7512 7513 if (mFactoryTest && pkg.requestedPermissions.contains( 7514 android.Manifest.permission.FACTORY_TEST)) { 7515 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7516 } 7517 7518 ArrayList<PackageParser.Package> clientLibPkgs = null; 7519 7520 // writer 7521 synchronized (mPackages) { 7522 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7523 // Only system apps can add new shared libraries. 7524 if (pkg.libraryNames != null) { 7525 for (int i=0; i<pkg.libraryNames.size(); i++) { 7526 String name = pkg.libraryNames.get(i); 7527 boolean allowed = false; 7528 if (pkg.isUpdatedSystemApp()) { 7529 // New library entries can only be added through the 7530 // system image. This is important to get rid of a lot 7531 // of nasty edge cases: for example if we allowed a non- 7532 // system update of the app to add a library, then uninstalling 7533 // the update would make the library go away, and assumptions 7534 // we made such as through app install filtering would now 7535 // have allowed apps on the device which aren't compatible 7536 // with it. Better to just have the restriction here, be 7537 // conservative, and create many fewer cases that can negatively 7538 // impact the user experience. 7539 final PackageSetting sysPs = mSettings 7540 .getDisabledSystemPkgLPr(pkg.packageName); 7541 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7542 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7543 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7544 allowed = true; 7545 break; 7546 } 7547 } 7548 } 7549 } else { 7550 allowed = true; 7551 } 7552 if (allowed) { 7553 if (!mSharedLibraries.containsKey(name)) { 7554 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7555 } else if (!name.equals(pkg.packageName)) { 7556 Slog.w(TAG, "Package " + pkg.packageName + " library " 7557 + name + " already exists; skipping"); 7558 } 7559 } else { 7560 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7561 + name + " that is not declared on system image; skipping"); 7562 } 7563 } 7564 if ((scanFlags & SCAN_BOOTING) == 0) { 7565 // If we are not booting, we need to update any applications 7566 // that are clients of our shared library. If we are booting, 7567 // this will all be done once the scan is complete. 7568 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7569 } 7570 } 7571 } 7572 } 7573 7574 // Request the ActivityManager to kill the process(only for existing packages) 7575 // so that we do not end up in a confused state while the user is still using the older 7576 // version of the application while the new one gets installed. 7577 if ((scanFlags & SCAN_REPLACING) != 0) { 7578 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7579 7580 killApplication(pkg.applicationInfo.packageName, 7581 pkg.applicationInfo.uid, "replace pkg"); 7582 7583 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7584 } 7585 7586 // Also need to kill any apps that are dependent on the library. 7587 if (clientLibPkgs != null) { 7588 for (int i=0; i<clientLibPkgs.size(); i++) { 7589 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7590 killApplication(clientPkg.applicationInfo.packageName, 7591 clientPkg.applicationInfo.uid, "update lib"); 7592 } 7593 } 7594 7595 // Make sure we're not adding any bogus keyset info 7596 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7597 ksms.assertScannedPackageValid(pkg); 7598 7599 // writer 7600 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7601 7602 boolean createIdmapFailed = false; 7603 synchronized (mPackages) { 7604 // We don't expect installation to fail beyond this point 7605 7606 // Add the new setting to mSettings 7607 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7608 // Add the new setting to mPackages 7609 mPackages.put(pkg.applicationInfo.packageName, pkg); 7610 // Make sure we don't accidentally delete its data. 7611 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7612 while (iter.hasNext()) { 7613 PackageCleanItem item = iter.next(); 7614 if (pkgName.equals(item.packageName)) { 7615 iter.remove(); 7616 } 7617 } 7618 7619 // Take care of first install / last update times. 7620 if (currentTime != 0) { 7621 if (pkgSetting.firstInstallTime == 0) { 7622 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7623 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7624 pkgSetting.lastUpdateTime = currentTime; 7625 } 7626 } else if (pkgSetting.firstInstallTime == 0) { 7627 // We need *something*. Take time time stamp of the file. 7628 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7629 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7630 if (scanFileTime != pkgSetting.timeStamp) { 7631 // A package on the system image has changed; consider this 7632 // to be an update. 7633 pkgSetting.lastUpdateTime = scanFileTime; 7634 } 7635 } 7636 7637 // Add the package's KeySets to the global KeySetManagerService 7638 ksms.addScannedPackageLPw(pkg); 7639 7640 int N = pkg.providers.size(); 7641 StringBuilder r = null; 7642 int i; 7643 for (i=0; i<N; i++) { 7644 PackageParser.Provider p = pkg.providers.get(i); 7645 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7646 p.info.processName, pkg.applicationInfo.uid); 7647 mProviders.addProvider(p); 7648 p.syncable = p.info.isSyncable; 7649 if (p.info.authority != null) { 7650 String names[] = p.info.authority.split(";"); 7651 p.info.authority = null; 7652 for (int j = 0; j < names.length; j++) { 7653 if (j == 1 && p.syncable) { 7654 // We only want the first authority for a provider to possibly be 7655 // syncable, so if we already added this provider using a different 7656 // authority clear the syncable flag. We copy the provider before 7657 // changing it because the mProviders object contains a reference 7658 // to a provider that we don't want to change. 7659 // Only do this for the second authority since the resulting provider 7660 // object can be the same for all future authorities for this provider. 7661 p = new PackageParser.Provider(p); 7662 p.syncable = false; 7663 } 7664 if (!mProvidersByAuthority.containsKey(names[j])) { 7665 mProvidersByAuthority.put(names[j], p); 7666 if (p.info.authority == null) { 7667 p.info.authority = names[j]; 7668 } else { 7669 p.info.authority = p.info.authority + ";" + names[j]; 7670 } 7671 if (DEBUG_PACKAGE_SCANNING) { 7672 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7673 Log.d(TAG, "Registered content provider: " + names[j] 7674 + ", className = " + p.info.name + ", isSyncable = " 7675 + p.info.isSyncable); 7676 } 7677 } else { 7678 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7679 Slog.w(TAG, "Skipping provider name " + names[j] + 7680 " (in package " + pkg.applicationInfo.packageName + 7681 "): name already used by " 7682 + ((other != null && other.getComponentName() != null) 7683 ? other.getComponentName().getPackageName() : "?")); 7684 } 7685 } 7686 } 7687 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7688 if (r == null) { 7689 r = new StringBuilder(256); 7690 } else { 7691 r.append(' '); 7692 } 7693 r.append(p.info.name); 7694 } 7695 } 7696 if (r != null) { 7697 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7698 } 7699 7700 N = pkg.services.size(); 7701 r = null; 7702 for (i=0; i<N; i++) { 7703 PackageParser.Service s = pkg.services.get(i); 7704 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7705 s.info.processName, pkg.applicationInfo.uid); 7706 mServices.addService(s); 7707 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7708 if (r == null) { 7709 r = new StringBuilder(256); 7710 } else { 7711 r.append(' '); 7712 } 7713 r.append(s.info.name); 7714 } 7715 } 7716 if (r != null) { 7717 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7718 } 7719 7720 N = pkg.receivers.size(); 7721 r = null; 7722 for (i=0; i<N; i++) { 7723 PackageParser.Activity a = pkg.receivers.get(i); 7724 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7725 a.info.processName, pkg.applicationInfo.uid); 7726 mReceivers.addActivity(a, "receiver"); 7727 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7728 if (r == null) { 7729 r = new StringBuilder(256); 7730 } else { 7731 r.append(' '); 7732 } 7733 r.append(a.info.name); 7734 } 7735 } 7736 if (r != null) { 7737 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7738 } 7739 7740 N = pkg.activities.size(); 7741 r = null; 7742 for (i=0; i<N; i++) { 7743 PackageParser.Activity a = pkg.activities.get(i); 7744 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7745 a.info.processName, pkg.applicationInfo.uid); 7746 mActivities.addActivity(a, "activity"); 7747 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7748 if (r == null) { 7749 r = new StringBuilder(256); 7750 } else { 7751 r.append(' '); 7752 } 7753 r.append(a.info.name); 7754 } 7755 } 7756 if (r != null) { 7757 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7758 } 7759 7760 N = pkg.permissionGroups.size(); 7761 r = null; 7762 for (i=0; i<N; i++) { 7763 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7764 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7765 if (cur == null) { 7766 mPermissionGroups.put(pg.info.name, pg); 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(pg.info.name); 7774 } 7775 } else { 7776 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7777 + pg.info.packageName + " ignored: original from " 7778 + cur.info.packageName); 7779 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7780 if (r == null) { 7781 r = new StringBuilder(256); 7782 } else { 7783 r.append(' '); 7784 } 7785 r.append("DUP:"); 7786 r.append(pg.info.name); 7787 } 7788 } 7789 } 7790 if (r != null) { 7791 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7792 } 7793 7794 N = pkg.permissions.size(); 7795 r = null; 7796 for (i=0; i<N; i++) { 7797 PackageParser.Permission p = pkg.permissions.get(i); 7798 7799 // Assume by default that we did not install this permission into the system. 7800 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7801 7802 // Now that permission groups have a special meaning, we ignore permission 7803 // groups for legacy apps to prevent unexpected behavior. In particular, 7804 // permissions for one app being granted to someone just becuase they happen 7805 // to be in a group defined by another app (before this had no implications). 7806 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7807 p.group = mPermissionGroups.get(p.info.group); 7808 // Warn for a permission in an unknown group. 7809 if (p.info.group != null && p.group == null) { 7810 Slog.w(TAG, "Permission " + p.info.name + " from package " 7811 + p.info.packageName + " in an unknown group " + p.info.group); 7812 } 7813 } 7814 7815 ArrayMap<String, BasePermission> permissionMap = 7816 p.tree ? mSettings.mPermissionTrees 7817 : mSettings.mPermissions; 7818 BasePermission bp = permissionMap.get(p.info.name); 7819 7820 // Allow system apps to redefine non-system permissions 7821 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7822 final boolean currentOwnerIsSystem = (bp.perm != null 7823 && isSystemApp(bp.perm.owner)); 7824 if (isSystemApp(p.owner)) { 7825 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7826 // It's a built-in permission and no owner, take ownership now 7827 bp.packageSetting = pkgSetting; 7828 bp.perm = p; 7829 bp.uid = pkg.applicationInfo.uid; 7830 bp.sourcePackage = p.info.packageName; 7831 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7832 } else if (!currentOwnerIsSystem) { 7833 String msg = "New decl " + p.owner + " of permission " 7834 + p.info.name + " is system; overriding " + bp.sourcePackage; 7835 reportSettingsProblem(Log.WARN, msg); 7836 bp = null; 7837 } 7838 } 7839 } 7840 7841 if (bp == null) { 7842 bp = new BasePermission(p.info.name, p.info.packageName, 7843 BasePermission.TYPE_NORMAL); 7844 permissionMap.put(p.info.name, bp); 7845 } 7846 7847 if (bp.perm == null) { 7848 if (bp.sourcePackage == null 7849 || bp.sourcePackage.equals(p.info.packageName)) { 7850 BasePermission tree = findPermissionTreeLP(p.info.name); 7851 if (tree == null 7852 || tree.sourcePackage.equals(p.info.packageName)) { 7853 bp.packageSetting = pkgSetting; 7854 bp.perm = p; 7855 bp.uid = pkg.applicationInfo.uid; 7856 bp.sourcePackage = p.info.packageName; 7857 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7858 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7859 if (r == null) { 7860 r = new StringBuilder(256); 7861 } else { 7862 r.append(' '); 7863 } 7864 r.append(p.info.name); 7865 } 7866 } else { 7867 Slog.w(TAG, "Permission " + p.info.name + " from package " 7868 + p.info.packageName + " ignored: base tree " 7869 + tree.name + " is from package " 7870 + tree.sourcePackage); 7871 } 7872 } else { 7873 Slog.w(TAG, "Permission " + p.info.name + " from package " 7874 + p.info.packageName + " ignored: original from " 7875 + bp.sourcePackage); 7876 } 7877 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7878 if (r == null) { 7879 r = new StringBuilder(256); 7880 } else { 7881 r.append(' '); 7882 } 7883 r.append("DUP:"); 7884 r.append(p.info.name); 7885 } 7886 if (bp.perm == p) { 7887 bp.protectionLevel = p.info.protectionLevel; 7888 } 7889 } 7890 7891 if (r != null) { 7892 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7893 } 7894 7895 N = pkg.instrumentation.size(); 7896 r = null; 7897 for (i=0; i<N; i++) { 7898 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7899 a.info.packageName = pkg.applicationInfo.packageName; 7900 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7901 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7902 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7903 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7904 a.info.dataDir = pkg.applicationInfo.dataDir; 7905 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7906 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7907 7908 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7909 // need other information about the application, like the ABI and what not ? 7910 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7911 mInstrumentation.put(a.getComponentName(), a); 7912 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7913 if (r == null) { 7914 r = new StringBuilder(256); 7915 } else { 7916 r.append(' '); 7917 } 7918 r.append(a.info.name); 7919 } 7920 } 7921 if (r != null) { 7922 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7923 } 7924 7925 if (pkg.protectedBroadcasts != null) { 7926 N = pkg.protectedBroadcasts.size(); 7927 for (i=0; i<N; i++) { 7928 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7929 } 7930 } 7931 7932 pkgSetting.setTimeStamp(scanFileTime); 7933 7934 // Create idmap files for pairs of (packages, overlay packages). 7935 // Note: "android", ie framework-res.apk, is handled by native layers. 7936 if (pkg.mOverlayTarget != null) { 7937 // This is an overlay package. 7938 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7939 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7940 mOverlays.put(pkg.mOverlayTarget, 7941 new ArrayMap<String, PackageParser.Package>()); 7942 } 7943 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7944 map.put(pkg.packageName, pkg); 7945 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7946 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7947 createIdmapFailed = true; 7948 } 7949 } 7950 } else if (mOverlays.containsKey(pkg.packageName) && 7951 !pkg.packageName.equals("android")) { 7952 // This is a regular package, with one or more known overlay packages. 7953 createIdmapsForPackageLI(pkg); 7954 } 7955 } 7956 7957 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7958 7959 if (createIdmapFailed) { 7960 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7961 "scanPackageLI failed to createIdmap"); 7962 } 7963 return pkg; 7964 } 7965 7966 /** 7967 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7968 * is derived purely on the basis of the contents of {@code scanFile} and 7969 * {@code cpuAbiOverride}. 7970 * 7971 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7972 */ 7973 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7974 String cpuAbiOverride, boolean extractLibs) 7975 throws PackageManagerException { 7976 // TODO: We can probably be smarter about this stuff. For installed apps, 7977 // we can calculate this information at install time once and for all. For 7978 // system apps, we can probably assume that this information doesn't change 7979 // after the first boot scan. As things stand, we do lots of unnecessary work. 7980 7981 // Give ourselves some initial paths; we'll come back for another 7982 // pass once we've determined ABI below. 7983 setNativeLibraryPaths(pkg); 7984 7985 // We would never need to extract libs for forward-locked and external packages, 7986 // since the container service will do it for us. We shouldn't attempt to 7987 // extract libs from system app when it was not updated. 7988 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7989 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7990 extractLibs = false; 7991 } 7992 7993 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7994 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7995 7996 NativeLibraryHelper.Handle handle = null; 7997 try { 7998 handle = NativeLibraryHelper.Handle.create(pkg); 7999 // TODO(multiArch): This can be null for apps that didn't go through the 8000 // usual installation process. We can calculate it again, like we 8001 // do during install time. 8002 // 8003 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 8004 // unnecessary. 8005 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 8006 8007 // Null out the abis so that they can be recalculated. 8008 pkg.applicationInfo.primaryCpuAbi = null; 8009 pkg.applicationInfo.secondaryCpuAbi = null; 8010 if (isMultiArch(pkg.applicationInfo)) { 8011 // Warn if we've set an abiOverride for multi-lib packages.. 8012 // By definition, we need to copy both 32 and 64 bit libraries for 8013 // such packages. 8014 if (pkg.cpuAbiOverride != null 8015 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 8016 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 8017 } 8018 8019 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 8020 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 8021 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 8022 if (extractLibs) { 8023 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8024 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 8025 useIsaSpecificSubdirs); 8026 } else { 8027 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 8028 } 8029 } 8030 8031 maybeThrowExceptionForMultiArchCopy( 8032 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 8033 8034 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 8035 if (extractLibs) { 8036 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8037 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 8038 useIsaSpecificSubdirs); 8039 } else { 8040 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 8041 } 8042 } 8043 8044 maybeThrowExceptionForMultiArchCopy( 8045 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 8046 8047 if (abi64 >= 0) { 8048 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 8049 } 8050 8051 if (abi32 >= 0) { 8052 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 8053 if (abi64 >= 0) { 8054 pkg.applicationInfo.secondaryCpuAbi = abi; 8055 } else { 8056 pkg.applicationInfo.primaryCpuAbi = abi; 8057 } 8058 } 8059 } else { 8060 String[] abiList = (cpuAbiOverride != null) ? 8061 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8062 8063 // Enable gross and lame hacks for apps that are built with old 8064 // SDK tools. We must scan their APKs for renderscript bitcode and 8065 // not launch them if it's present. Don't bother checking on devices 8066 // that don't have 64 bit support. 8067 boolean needsRenderScriptOverride = false; 8068 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8069 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8070 abiList = Build.SUPPORTED_32_BIT_ABIS; 8071 needsRenderScriptOverride = true; 8072 } 8073 8074 final int copyRet; 8075 if (extractLibs) { 8076 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8077 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8078 } else { 8079 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8080 } 8081 8082 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8083 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8084 "Error unpackaging native libs for app, errorCode=" + copyRet); 8085 } 8086 8087 if (copyRet >= 0) { 8088 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8089 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8090 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8091 } else if (needsRenderScriptOverride) { 8092 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8093 } 8094 } 8095 } catch (IOException ioe) { 8096 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8097 } finally { 8098 IoUtils.closeQuietly(handle); 8099 } 8100 8101 // Now that we've calculated the ABIs and determined if it's an internal app, 8102 // we will go ahead and populate the nativeLibraryPath. 8103 setNativeLibraryPaths(pkg); 8104 } 8105 8106 /** 8107 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8108 * i.e, so that all packages can be run inside a single process if required. 8109 * 8110 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8111 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8112 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8113 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8114 * updating a package that belongs to a shared user. 8115 * 8116 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8117 * adds unnecessary complexity. 8118 */ 8119 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8120 PackageParser.Package scannedPackage, boolean bootComplete) { 8121 String requiredInstructionSet = null; 8122 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8123 requiredInstructionSet = VMRuntime.getInstructionSet( 8124 scannedPackage.applicationInfo.primaryCpuAbi); 8125 } 8126 8127 PackageSetting requirer = null; 8128 for (PackageSetting ps : packagesForUser) { 8129 // If packagesForUser contains scannedPackage, we skip it. This will happen 8130 // when scannedPackage is an update of an existing package. Without this check, 8131 // we will never be able to change the ABI of any package belonging to a shared 8132 // user, even if it's compatible with other packages. 8133 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8134 if (ps.primaryCpuAbiString == null) { 8135 continue; 8136 } 8137 8138 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8139 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8140 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8141 // this but there's not much we can do. 8142 String errorMessage = "Instruction set mismatch, " 8143 + ((requirer == null) ? "[caller]" : requirer) 8144 + " requires " + requiredInstructionSet + " whereas " + ps 8145 + " requires " + instructionSet; 8146 Slog.w(TAG, errorMessage); 8147 } 8148 8149 if (requiredInstructionSet == null) { 8150 requiredInstructionSet = instructionSet; 8151 requirer = ps; 8152 } 8153 } 8154 } 8155 8156 if (requiredInstructionSet != null) { 8157 String adjustedAbi; 8158 if (requirer != null) { 8159 // requirer != null implies that either scannedPackage was null or that scannedPackage 8160 // did not require an ABI, in which case we have to adjust scannedPackage to match 8161 // the ABI of the set (which is the same as requirer's ABI) 8162 adjustedAbi = requirer.primaryCpuAbiString; 8163 if (scannedPackage != null) { 8164 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8165 } 8166 } else { 8167 // requirer == null implies that we're updating all ABIs in the set to 8168 // match scannedPackage. 8169 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8170 } 8171 8172 for (PackageSetting ps : packagesForUser) { 8173 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8174 if (ps.primaryCpuAbiString != null) { 8175 continue; 8176 } 8177 8178 ps.primaryCpuAbiString = adjustedAbi; 8179 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8180 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8181 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 8182 mInstaller.rmdex(ps.codePathString, 8183 getDexCodeInstructionSet(getPreferredInstructionSet())); 8184 } 8185 } 8186 } 8187 } 8188 } 8189 8190 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8191 synchronized (mPackages) { 8192 mResolverReplaced = true; 8193 // Set up information for custom user intent resolution activity. 8194 mResolveActivity.applicationInfo = pkg.applicationInfo; 8195 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8196 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8197 mResolveActivity.processName = pkg.applicationInfo.packageName; 8198 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8199 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8200 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8201 mResolveActivity.theme = 0; 8202 mResolveActivity.exported = true; 8203 mResolveActivity.enabled = true; 8204 mResolveInfo.activityInfo = mResolveActivity; 8205 mResolveInfo.priority = 0; 8206 mResolveInfo.preferredOrder = 0; 8207 mResolveInfo.match = 0; 8208 mResolveComponentName = mCustomResolverComponentName; 8209 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8210 mResolveComponentName); 8211 } 8212 } 8213 8214 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8215 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8216 8217 // Set up information for ephemeral installer activity 8218 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8219 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8220 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8221 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8222 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8223 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8224 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8225 mEphemeralInstallerActivity.theme = 0; 8226 mEphemeralInstallerActivity.exported = true; 8227 mEphemeralInstallerActivity.enabled = true; 8228 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8229 mEphemeralInstallerInfo.priority = 0; 8230 mEphemeralInstallerInfo.preferredOrder = 0; 8231 mEphemeralInstallerInfo.match = 0; 8232 8233 if (DEBUG_EPHEMERAL) { 8234 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8235 } 8236 } 8237 8238 private static String calculateBundledApkRoot(final String codePathString) { 8239 final File codePath = new File(codePathString); 8240 final File codeRoot; 8241 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8242 codeRoot = Environment.getRootDirectory(); 8243 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8244 codeRoot = Environment.getOemDirectory(); 8245 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8246 codeRoot = Environment.getVendorDirectory(); 8247 } else { 8248 // Unrecognized code path; take its top real segment as the apk root: 8249 // e.g. /something/app/blah.apk => /something 8250 try { 8251 File f = codePath.getCanonicalFile(); 8252 File parent = f.getParentFile(); // non-null because codePath is a file 8253 File tmp; 8254 while ((tmp = parent.getParentFile()) != null) { 8255 f = parent; 8256 parent = tmp; 8257 } 8258 codeRoot = f; 8259 Slog.w(TAG, "Unrecognized code path " 8260 + codePath + " - using " + codeRoot); 8261 } catch (IOException e) { 8262 // Can't canonicalize the code path -- shenanigans? 8263 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8264 return Environment.getRootDirectory().getPath(); 8265 } 8266 } 8267 return codeRoot.getPath(); 8268 } 8269 8270 /** 8271 * Derive and set the location of native libraries for the given package, 8272 * which varies depending on where and how the package was installed. 8273 */ 8274 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8275 final ApplicationInfo info = pkg.applicationInfo; 8276 final String codePath = pkg.codePath; 8277 final File codeFile = new File(codePath); 8278 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8279 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8280 8281 info.nativeLibraryRootDir = null; 8282 info.nativeLibraryRootRequiresIsa = false; 8283 info.nativeLibraryDir = null; 8284 info.secondaryNativeLibraryDir = null; 8285 8286 if (isApkFile(codeFile)) { 8287 // Monolithic install 8288 if (bundledApp) { 8289 // If "/system/lib64/apkname" exists, assume that is the per-package 8290 // native library directory to use; otherwise use "/system/lib/apkname". 8291 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8292 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8293 getPrimaryInstructionSet(info)); 8294 8295 // This is a bundled system app so choose the path based on the ABI. 8296 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8297 // is just the default path. 8298 final String apkName = deriveCodePathName(codePath); 8299 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8300 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8301 apkName).getAbsolutePath(); 8302 8303 if (info.secondaryCpuAbi != null) { 8304 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8305 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8306 secondaryLibDir, apkName).getAbsolutePath(); 8307 } 8308 } else if (asecApp) { 8309 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8310 .getAbsolutePath(); 8311 } else { 8312 final String apkName = deriveCodePathName(codePath); 8313 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8314 .getAbsolutePath(); 8315 } 8316 8317 info.nativeLibraryRootRequiresIsa = false; 8318 info.nativeLibraryDir = info.nativeLibraryRootDir; 8319 } else { 8320 // Cluster install 8321 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8322 info.nativeLibraryRootRequiresIsa = true; 8323 8324 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8325 getPrimaryInstructionSet(info)).getAbsolutePath(); 8326 8327 if (info.secondaryCpuAbi != null) { 8328 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8329 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8330 } 8331 } 8332 } 8333 8334 /** 8335 * Calculate the abis and roots for a bundled app. These can uniquely 8336 * be determined from the contents of the system partition, i.e whether 8337 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8338 * of this information, and instead assume that the system was built 8339 * sensibly. 8340 */ 8341 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8342 PackageSetting pkgSetting) { 8343 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8344 8345 // If "/system/lib64/apkname" exists, assume that is the per-package 8346 // native library directory to use; otherwise use "/system/lib/apkname". 8347 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8348 setBundledAppAbi(pkg, apkRoot, apkName); 8349 // pkgSetting might be null during rescan following uninstall of updates 8350 // to a bundled app, so accommodate that possibility. The settings in 8351 // that case will be established later from the parsed package. 8352 // 8353 // If the settings aren't null, sync them up with what we've just derived. 8354 // note that apkRoot isn't stored in the package settings. 8355 if (pkgSetting != null) { 8356 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8357 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8358 } 8359 } 8360 8361 /** 8362 * Deduces the ABI of a bundled app and sets the relevant fields on the 8363 * parsed pkg object. 8364 * 8365 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8366 * under which system libraries are installed. 8367 * @param apkName the name of the installed package. 8368 */ 8369 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8370 final File codeFile = new File(pkg.codePath); 8371 8372 final boolean has64BitLibs; 8373 final boolean has32BitLibs; 8374 if (isApkFile(codeFile)) { 8375 // Monolithic install 8376 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8377 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8378 } else { 8379 // Cluster install 8380 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8381 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8382 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8383 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8384 has64BitLibs = (new File(rootDir, isa)).exists(); 8385 } else { 8386 has64BitLibs = false; 8387 } 8388 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8389 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8390 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8391 has32BitLibs = (new File(rootDir, isa)).exists(); 8392 } else { 8393 has32BitLibs = false; 8394 } 8395 } 8396 8397 if (has64BitLibs && !has32BitLibs) { 8398 // The package has 64 bit libs, but not 32 bit libs. Its primary 8399 // ABI should be 64 bit. We can safely assume here that the bundled 8400 // native libraries correspond to the most preferred ABI in the list. 8401 8402 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8403 pkg.applicationInfo.secondaryCpuAbi = null; 8404 } else if (has32BitLibs && !has64BitLibs) { 8405 // The package has 32 bit libs but not 64 bit libs. Its primary 8406 // ABI should be 32 bit. 8407 8408 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8409 pkg.applicationInfo.secondaryCpuAbi = null; 8410 } else if (has32BitLibs && has64BitLibs) { 8411 // The application has both 64 and 32 bit bundled libraries. We check 8412 // here that the app declares multiArch support, and warn if it doesn't. 8413 // 8414 // We will be lenient here and record both ABIs. The primary will be the 8415 // ABI that's higher on the list, i.e, a device that's configured to prefer 8416 // 64 bit apps will see a 64 bit primary ABI, 8417 8418 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8419 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8420 } 8421 8422 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8423 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8424 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8425 } else { 8426 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8427 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8428 } 8429 } else { 8430 pkg.applicationInfo.primaryCpuAbi = null; 8431 pkg.applicationInfo.secondaryCpuAbi = null; 8432 } 8433 } 8434 8435 private void killApplication(String pkgName, int appId, String reason) { 8436 // Request the ActivityManager to kill the process(only for existing packages) 8437 // so that we do not end up in a confused state while the user is still using the older 8438 // version of the application while the new one gets installed. 8439 IActivityManager am = ActivityManagerNative.getDefault(); 8440 if (am != null) { 8441 try { 8442 am.killApplicationWithAppId(pkgName, appId, reason); 8443 } catch (RemoteException e) { 8444 } 8445 } 8446 } 8447 8448 void removePackageLI(PackageSetting ps, boolean chatty) { 8449 if (DEBUG_INSTALL) { 8450 if (chatty) 8451 Log.d(TAG, "Removing package " + ps.name); 8452 } 8453 8454 // writer 8455 synchronized (mPackages) { 8456 mPackages.remove(ps.name); 8457 final PackageParser.Package pkg = ps.pkg; 8458 if (pkg != null) { 8459 cleanPackageDataStructuresLILPw(pkg, chatty); 8460 } 8461 } 8462 } 8463 8464 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8465 if (DEBUG_INSTALL) { 8466 if (chatty) 8467 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8468 } 8469 8470 // writer 8471 synchronized (mPackages) { 8472 mPackages.remove(pkg.applicationInfo.packageName); 8473 cleanPackageDataStructuresLILPw(pkg, chatty); 8474 } 8475 } 8476 8477 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8478 int N = pkg.providers.size(); 8479 StringBuilder r = null; 8480 int i; 8481 for (i=0; i<N; i++) { 8482 PackageParser.Provider p = pkg.providers.get(i); 8483 mProviders.removeProvider(p); 8484 if (p.info.authority == null) { 8485 8486 /* There was another ContentProvider with this authority when 8487 * this app was installed so this authority is null, 8488 * Ignore it as we don't have to unregister the provider. 8489 */ 8490 continue; 8491 } 8492 String names[] = p.info.authority.split(";"); 8493 for (int j = 0; j < names.length; j++) { 8494 if (mProvidersByAuthority.get(names[j]) == p) { 8495 mProvidersByAuthority.remove(names[j]); 8496 if (DEBUG_REMOVE) { 8497 if (chatty) 8498 Log.d(TAG, "Unregistered content provider: " + names[j] 8499 + ", className = " + p.info.name + ", isSyncable = " 8500 + p.info.isSyncable); 8501 } 8502 } 8503 } 8504 if (DEBUG_REMOVE && chatty) { 8505 if (r == null) { 8506 r = new StringBuilder(256); 8507 } else { 8508 r.append(' '); 8509 } 8510 r.append(p.info.name); 8511 } 8512 } 8513 if (r != null) { 8514 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8515 } 8516 8517 N = pkg.services.size(); 8518 r = null; 8519 for (i=0; i<N; i++) { 8520 PackageParser.Service s = pkg.services.get(i); 8521 mServices.removeService(s); 8522 if (chatty) { 8523 if (r == null) { 8524 r = new StringBuilder(256); 8525 } else { 8526 r.append(' '); 8527 } 8528 r.append(s.info.name); 8529 } 8530 } 8531 if (r != null) { 8532 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8533 } 8534 8535 N = pkg.receivers.size(); 8536 r = null; 8537 for (i=0; i<N; i++) { 8538 PackageParser.Activity a = pkg.receivers.get(i); 8539 mReceivers.removeActivity(a, "receiver"); 8540 if (DEBUG_REMOVE && chatty) { 8541 if (r == null) { 8542 r = new StringBuilder(256); 8543 } else { 8544 r.append(' '); 8545 } 8546 r.append(a.info.name); 8547 } 8548 } 8549 if (r != null) { 8550 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8551 } 8552 8553 N = pkg.activities.size(); 8554 r = null; 8555 for (i=0; i<N; i++) { 8556 PackageParser.Activity a = pkg.activities.get(i); 8557 mActivities.removeActivity(a, "activity"); 8558 if (DEBUG_REMOVE && chatty) { 8559 if (r == null) { 8560 r = new StringBuilder(256); 8561 } else { 8562 r.append(' '); 8563 } 8564 r.append(a.info.name); 8565 } 8566 } 8567 if (r != null) { 8568 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8569 } 8570 8571 N = pkg.permissions.size(); 8572 r = null; 8573 for (i=0; i<N; i++) { 8574 PackageParser.Permission p = pkg.permissions.get(i); 8575 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8576 if (bp == null) { 8577 bp = mSettings.mPermissionTrees.get(p.info.name); 8578 } 8579 if (bp != null && bp.perm == p) { 8580 bp.perm = null; 8581 if (DEBUG_REMOVE && chatty) { 8582 if (r == null) { 8583 r = new StringBuilder(256); 8584 } else { 8585 r.append(' '); 8586 } 8587 r.append(p.info.name); 8588 } 8589 } 8590 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8591 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8592 if (appOpPkgs != null) { 8593 appOpPkgs.remove(pkg.packageName); 8594 } 8595 } 8596 } 8597 if (r != null) { 8598 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8599 } 8600 8601 N = pkg.requestedPermissions.size(); 8602 r = null; 8603 for (i=0; i<N; i++) { 8604 String perm = pkg.requestedPermissions.get(i); 8605 BasePermission bp = mSettings.mPermissions.get(perm); 8606 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8607 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8608 if (appOpPkgs != null) { 8609 appOpPkgs.remove(pkg.packageName); 8610 if (appOpPkgs.isEmpty()) { 8611 mAppOpPermissionPackages.remove(perm); 8612 } 8613 } 8614 } 8615 } 8616 if (r != null) { 8617 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8618 } 8619 8620 N = pkg.instrumentation.size(); 8621 r = null; 8622 for (i=0; i<N; i++) { 8623 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8624 mInstrumentation.remove(a.getComponentName()); 8625 if (DEBUG_REMOVE && chatty) { 8626 if (r == null) { 8627 r = new StringBuilder(256); 8628 } else { 8629 r.append(' '); 8630 } 8631 r.append(a.info.name); 8632 } 8633 } 8634 if (r != null) { 8635 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8636 } 8637 8638 r = null; 8639 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8640 // Only system apps can hold shared libraries. 8641 if (pkg.libraryNames != null) { 8642 for (i=0; i<pkg.libraryNames.size(); i++) { 8643 String name = pkg.libraryNames.get(i); 8644 SharedLibraryEntry cur = mSharedLibraries.get(name); 8645 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8646 mSharedLibraries.remove(name); 8647 if (DEBUG_REMOVE && chatty) { 8648 if (r == null) { 8649 r = new StringBuilder(256); 8650 } else { 8651 r.append(' '); 8652 } 8653 r.append(name); 8654 } 8655 } 8656 } 8657 } 8658 } 8659 if (r != null) { 8660 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8661 } 8662 } 8663 8664 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8665 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8666 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8667 return true; 8668 } 8669 } 8670 return false; 8671 } 8672 8673 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8674 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8675 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8676 8677 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8678 int flags) { 8679 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8680 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8681 } 8682 8683 private void updatePermissionsLPw(String changingPkg, 8684 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8685 // Make sure there are no dangling permission trees. 8686 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8687 while (it.hasNext()) { 8688 final BasePermission bp = it.next(); 8689 if (bp.packageSetting == null) { 8690 // We may not yet have parsed the package, so just see if 8691 // we still know about its settings. 8692 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8693 } 8694 if (bp.packageSetting == null) { 8695 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8696 + " from package " + bp.sourcePackage); 8697 it.remove(); 8698 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8699 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8700 Slog.i(TAG, "Removing old permission tree: " + bp.name 8701 + " from package " + bp.sourcePackage); 8702 flags |= UPDATE_PERMISSIONS_ALL; 8703 it.remove(); 8704 } 8705 } 8706 } 8707 8708 // Make sure all dynamic permissions have been assigned to a package, 8709 // and make sure there are no dangling permissions. 8710 it = mSettings.mPermissions.values().iterator(); 8711 while (it.hasNext()) { 8712 final BasePermission bp = it.next(); 8713 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8714 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8715 + bp.name + " pkg=" + bp.sourcePackage 8716 + " info=" + bp.pendingInfo); 8717 if (bp.packageSetting == null && bp.pendingInfo != null) { 8718 final BasePermission tree = findPermissionTreeLP(bp.name); 8719 if (tree != null && tree.perm != null) { 8720 bp.packageSetting = tree.packageSetting; 8721 bp.perm = new PackageParser.Permission(tree.perm.owner, 8722 new PermissionInfo(bp.pendingInfo)); 8723 bp.perm.info.packageName = tree.perm.info.packageName; 8724 bp.perm.info.name = bp.name; 8725 bp.uid = tree.uid; 8726 } 8727 } 8728 } 8729 if (bp.packageSetting == null) { 8730 // We may not yet have parsed the package, so just see if 8731 // we still know about its settings. 8732 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8733 } 8734 if (bp.packageSetting == null) { 8735 Slog.w(TAG, "Removing dangling permission: " + bp.name 8736 + " from package " + bp.sourcePackage); 8737 it.remove(); 8738 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8739 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8740 Slog.i(TAG, "Removing old permission: " + bp.name 8741 + " from package " + bp.sourcePackage); 8742 flags |= UPDATE_PERMISSIONS_ALL; 8743 it.remove(); 8744 } 8745 } 8746 } 8747 8748 // Now update the permissions for all packages, in particular 8749 // replace the granted permissions of the system packages. 8750 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8751 for (PackageParser.Package pkg : mPackages.values()) { 8752 if (pkg != pkgInfo) { 8753 // Only replace for packages on requested volume 8754 final String volumeUuid = getVolumeUuidForPackage(pkg); 8755 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8756 && Objects.equals(replaceVolumeUuid, volumeUuid); 8757 grantPermissionsLPw(pkg, replace, changingPkg); 8758 } 8759 } 8760 } 8761 8762 if (pkgInfo != null) { 8763 // Only replace for packages on requested volume 8764 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8765 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8766 && Objects.equals(replaceVolumeUuid, volumeUuid); 8767 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8768 } 8769 } 8770 8771 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8772 String packageOfInterest) { 8773 // IMPORTANT: There are two types of permissions: install and runtime. 8774 // Install time permissions are granted when the app is installed to 8775 // all device users and users added in the future. Runtime permissions 8776 // are granted at runtime explicitly to specific users. Normal and signature 8777 // protected permissions are install time permissions. Dangerous permissions 8778 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8779 // otherwise they are runtime permissions. This function does not manage 8780 // runtime permissions except for the case an app targeting Lollipop MR1 8781 // being upgraded to target a newer SDK, in which case dangerous permissions 8782 // are transformed from install time to runtime ones. 8783 8784 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8785 if (ps == null) { 8786 return; 8787 } 8788 8789 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8790 8791 PermissionsState permissionsState = ps.getPermissionsState(); 8792 PermissionsState origPermissions = permissionsState; 8793 8794 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8795 8796 boolean runtimePermissionsRevoked = false; 8797 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8798 8799 boolean changedInstallPermission = false; 8800 8801 if (replace) { 8802 ps.installPermissionsFixed = false; 8803 if (!ps.isSharedUser()) { 8804 origPermissions = new PermissionsState(permissionsState); 8805 permissionsState.reset(); 8806 } else { 8807 // We need to know only about runtime permission changes since the 8808 // calling code always writes the install permissions state but 8809 // the runtime ones are written only if changed. The only cases of 8810 // changed runtime permissions here are promotion of an install to 8811 // runtime and revocation of a runtime from a shared user. 8812 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8813 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8814 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8815 runtimePermissionsRevoked = true; 8816 } 8817 } 8818 } 8819 8820 permissionsState.setGlobalGids(mGlobalGids); 8821 8822 final int N = pkg.requestedPermissions.size(); 8823 for (int i=0; i<N; i++) { 8824 final String name = pkg.requestedPermissions.get(i); 8825 final BasePermission bp = mSettings.mPermissions.get(name); 8826 8827 if (DEBUG_INSTALL) { 8828 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8829 } 8830 8831 if (bp == null || bp.packageSetting == null) { 8832 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8833 Slog.w(TAG, "Unknown permission " + name 8834 + " in package " + pkg.packageName); 8835 } 8836 continue; 8837 } 8838 8839 final String perm = bp.name; 8840 boolean allowedSig = false; 8841 int grant = GRANT_DENIED; 8842 8843 // Keep track of app op permissions. 8844 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8845 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8846 if (pkgs == null) { 8847 pkgs = new ArraySet<>(); 8848 mAppOpPermissionPackages.put(bp.name, pkgs); 8849 } 8850 pkgs.add(pkg.packageName); 8851 } 8852 8853 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8854 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8855 >= Build.VERSION_CODES.M; 8856 switch (level) { 8857 case PermissionInfo.PROTECTION_NORMAL: { 8858 // For all apps normal permissions are install time ones. 8859 grant = GRANT_INSTALL; 8860 } break; 8861 8862 case PermissionInfo.PROTECTION_DANGEROUS: { 8863 // If a permission review is required for legacy apps we represent 8864 // their permissions as always granted runtime ones since we need 8865 // to keep the review required permission flag per user while an 8866 // install permission's state is shared across all users. 8867 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8868 // For legacy apps dangerous permissions are install time ones. 8869 grant = GRANT_INSTALL; 8870 } else if (origPermissions.hasInstallPermission(bp.name)) { 8871 // For legacy apps that became modern, install becomes runtime. 8872 grant = GRANT_UPGRADE; 8873 } else if (mPromoteSystemApps 8874 && isSystemApp(ps) 8875 && mExistingSystemPackages.contains(ps.name)) { 8876 // For legacy system apps, install becomes runtime. 8877 // We cannot check hasInstallPermission() for system apps since those 8878 // permissions were granted implicitly and not persisted pre-M. 8879 grant = GRANT_UPGRADE; 8880 } else { 8881 // For modern apps keep runtime permissions unchanged. 8882 grant = GRANT_RUNTIME; 8883 } 8884 } break; 8885 8886 case PermissionInfo.PROTECTION_SIGNATURE: { 8887 // For all apps signature permissions are install time ones. 8888 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8889 if (allowedSig) { 8890 grant = GRANT_INSTALL; 8891 } 8892 } break; 8893 } 8894 8895 if (DEBUG_INSTALL) { 8896 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8897 } 8898 8899 if (grant != GRANT_DENIED) { 8900 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8901 // If this is an existing, non-system package, then 8902 // we can't add any new permissions to it. 8903 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8904 // Except... if this is a permission that was added 8905 // to the platform (note: need to only do this when 8906 // updating the platform). 8907 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8908 grant = GRANT_DENIED; 8909 } 8910 } 8911 } 8912 8913 switch (grant) { 8914 case GRANT_INSTALL: { 8915 // Revoke this as runtime permission to handle the case of 8916 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8917 for (int userId : UserManagerService.getInstance().getUserIds()) { 8918 if (origPermissions.getRuntimePermissionState( 8919 bp.name, userId) != null) { 8920 // Revoke the runtime permission and clear the flags. 8921 origPermissions.revokeRuntimePermission(bp, userId); 8922 origPermissions.updatePermissionFlags(bp, userId, 8923 PackageManager.MASK_PERMISSION_FLAGS, 0); 8924 // If we revoked a permission permission, we have to write. 8925 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8926 changedRuntimePermissionUserIds, userId); 8927 } 8928 } 8929 // Grant an install permission. 8930 if (permissionsState.grantInstallPermission(bp) != 8931 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8932 changedInstallPermission = true; 8933 } 8934 } break; 8935 8936 case GRANT_RUNTIME: { 8937 // Grant previously granted runtime permissions. 8938 for (int userId : UserManagerService.getInstance().getUserIds()) { 8939 PermissionState permissionState = origPermissions 8940 .getRuntimePermissionState(bp.name, userId); 8941 int flags = permissionState != null 8942 ? permissionState.getFlags() : 0; 8943 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8944 if (permissionsState.grantRuntimePermission(bp, userId) == 8945 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8946 // If we cannot put the permission as it was, we have to write. 8947 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8948 changedRuntimePermissionUserIds, userId); 8949 } 8950 // If the app supports runtime permissions no need for a review. 8951 if (Build.PERMISSIONS_REVIEW_REQUIRED 8952 && appSupportsRuntimePermissions 8953 && (flags & PackageManager 8954 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8955 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8956 // Since we changed the flags, we have to write. 8957 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8958 changedRuntimePermissionUserIds, userId); 8959 } 8960 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8961 && !appSupportsRuntimePermissions) { 8962 // For legacy apps that need a permission review, every new 8963 // runtime permission is granted but it is pending a review. 8964 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8965 permissionsState.grantRuntimePermission(bp, userId); 8966 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8967 // We changed the permission and flags, hence have to write. 8968 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8969 changedRuntimePermissionUserIds, userId); 8970 } 8971 } 8972 // Propagate the permission flags. 8973 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8974 } 8975 } break; 8976 8977 case GRANT_UPGRADE: { 8978 // Grant runtime permissions for a previously held install permission. 8979 PermissionState permissionState = origPermissions 8980 .getInstallPermissionState(bp.name); 8981 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8982 8983 if (origPermissions.revokeInstallPermission(bp) 8984 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8985 // We will be transferring the permission flags, so clear them. 8986 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8987 PackageManager.MASK_PERMISSION_FLAGS, 0); 8988 changedInstallPermission = true; 8989 } 8990 8991 // If the permission is not to be promoted to runtime we ignore it and 8992 // also its other flags as they are not applicable to install permissions. 8993 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8994 for (int userId : currentUserIds) { 8995 if (permissionsState.grantRuntimePermission(bp, userId) != 8996 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8997 // Transfer the permission flags. 8998 permissionsState.updatePermissionFlags(bp, userId, 8999 flags, flags); 9000 // If we granted the permission, we have to write. 9001 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9002 changedRuntimePermissionUserIds, userId); 9003 } 9004 } 9005 } 9006 } break; 9007 9008 default: { 9009 if (packageOfInterest == null 9010 || packageOfInterest.equals(pkg.packageName)) { 9011 Slog.w(TAG, "Not granting permission " + perm 9012 + " to package " + pkg.packageName 9013 + " because it was previously installed without"); 9014 } 9015 } break; 9016 } 9017 } else { 9018 if (permissionsState.revokeInstallPermission(bp) != 9019 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9020 // Also drop the permission flags. 9021 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 9022 PackageManager.MASK_PERMISSION_FLAGS, 0); 9023 changedInstallPermission = true; 9024 Slog.i(TAG, "Un-granting permission " + perm 9025 + " from package " + pkg.packageName 9026 + " (protectionLevel=" + bp.protectionLevel 9027 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9028 + ")"); 9029 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 9030 // Don't print warning for app op permissions, since it is fine for them 9031 // not to be granted, there is a UI for the user to decide. 9032 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9033 Slog.w(TAG, "Not granting permission " + perm 9034 + " to package " + pkg.packageName 9035 + " (protectionLevel=" + bp.protectionLevel 9036 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9037 + ")"); 9038 } 9039 } 9040 } 9041 } 9042 9043 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 9044 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 9045 // This is the first that we have heard about this package, so the 9046 // permissions we have now selected are fixed until explicitly 9047 // changed. 9048 ps.installPermissionsFixed = true; 9049 } 9050 9051 // Persist the runtime permissions state for users with changes. If permissions 9052 // were revoked because no app in the shared user declares them we have to 9053 // write synchronously to avoid losing runtime permissions state. 9054 for (int userId : changedRuntimePermissionUserIds) { 9055 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9056 } 9057 9058 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9059 } 9060 9061 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9062 boolean allowed = false; 9063 final int NP = PackageParser.NEW_PERMISSIONS.length; 9064 for (int ip=0; ip<NP; ip++) { 9065 final PackageParser.NewPermissionInfo npi 9066 = PackageParser.NEW_PERMISSIONS[ip]; 9067 if (npi.name.equals(perm) 9068 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9069 allowed = true; 9070 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9071 + pkg.packageName); 9072 break; 9073 } 9074 } 9075 return allowed; 9076 } 9077 9078 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9079 BasePermission bp, PermissionsState origPermissions) { 9080 boolean allowed; 9081 allowed = (compareSignatures( 9082 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9083 == PackageManager.SIGNATURE_MATCH) 9084 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9085 == PackageManager.SIGNATURE_MATCH); 9086 if (!allowed && (bp.protectionLevel 9087 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9088 if (isSystemApp(pkg)) { 9089 // For updated system applications, a system permission 9090 // is granted only if it had been defined by the original application. 9091 if (pkg.isUpdatedSystemApp()) { 9092 final PackageSetting sysPs = mSettings 9093 .getDisabledSystemPkgLPr(pkg.packageName); 9094 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 9095 // If the original was granted this permission, we take 9096 // that grant decision as read and propagate it to the 9097 // update. 9098 if (sysPs.isPrivileged()) { 9099 allowed = true; 9100 } 9101 } else { 9102 // The system apk may have been updated with an older 9103 // version of the one on the data partition, but which 9104 // granted a new system permission that it didn't have 9105 // before. In this case we do want to allow the app to 9106 // now get the new permission if the ancestral apk is 9107 // privileged to get it. 9108 if (sysPs.pkg != null && sysPs.isPrivileged()) { 9109 for (int j=0; 9110 j<sysPs.pkg.requestedPermissions.size(); j++) { 9111 if (perm.equals( 9112 sysPs.pkg.requestedPermissions.get(j))) { 9113 allowed = true; 9114 break; 9115 } 9116 } 9117 } 9118 } 9119 } else { 9120 allowed = isPrivilegedApp(pkg); 9121 } 9122 } 9123 } 9124 if (!allowed) { 9125 if (!allowed && (bp.protectionLevel 9126 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9127 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9128 // If this was a previously normal/dangerous permission that got moved 9129 // to a system permission as part of the runtime permission redesign, then 9130 // we still want to blindly grant it to old apps. 9131 allowed = true; 9132 } 9133 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9134 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9135 // If this permission is to be granted to the system installer and 9136 // this app is an installer, then it gets the permission. 9137 allowed = true; 9138 } 9139 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9140 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9141 // If this permission is to be granted to the system verifier and 9142 // this app is a verifier, then it gets the permission. 9143 allowed = true; 9144 } 9145 if (!allowed && (bp.protectionLevel 9146 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9147 && isSystemApp(pkg)) { 9148 // Any pre-installed system app is allowed to get this permission. 9149 allowed = true; 9150 } 9151 if (!allowed && (bp.protectionLevel 9152 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9153 // For development permissions, a development permission 9154 // is granted only if it was already granted. 9155 allowed = origPermissions.hasInstallPermission(perm); 9156 } 9157 } 9158 return allowed; 9159 } 9160 9161 final class ActivityIntentResolver 9162 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9163 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9164 boolean defaultOnly, int userId) { 9165 if (!sUserManager.exists(userId)) return null; 9166 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9167 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9168 } 9169 9170 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9171 int userId) { 9172 if (!sUserManager.exists(userId)) return null; 9173 mFlags = flags; 9174 return super.queryIntent(intent, resolvedType, 9175 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9176 } 9177 9178 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9179 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9180 if (!sUserManager.exists(userId)) return null; 9181 if (packageActivities == null) { 9182 return null; 9183 } 9184 mFlags = flags; 9185 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9186 final int N = packageActivities.size(); 9187 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9188 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9189 9190 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9191 for (int i = 0; i < N; ++i) { 9192 intentFilters = packageActivities.get(i).intents; 9193 if (intentFilters != null && intentFilters.size() > 0) { 9194 PackageParser.ActivityIntentInfo[] array = 9195 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9196 intentFilters.toArray(array); 9197 listCut.add(array); 9198 } 9199 } 9200 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9201 } 9202 9203 public final void addActivity(PackageParser.Activity a, String type) { 9204 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9205 mActivities.put(a.getComponentName(), a); 9206 if (DEBUG_SHOW_INFO) 9207 Log.v( 9208 TAG, " " + type + " " + 9209 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9210 if (DEBUG_SHOW_INFO) 9211 Log.v(TAG, " Class=" + a.info.name); 9212 final int NI = a.intents.size(); 9213 for (int j=0; j<NI; j++) { 9214 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9215 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9216 intent.setPriority(0); 9217 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9218 + a.className + " with priority > 0, forcing to 0"); 9219 } 9220 if (DEBUG_SHOW_INFO) { 9221 Log.v(TAG, " IntentFilter:"); 9222 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9223 } 9224 if (!intent.debugCheck()) { 9225 Log.w(TAG, "==> For Activity " + a.info.name); 9226 } 9227 addFilter(intent); 9228 } 9229 } 9230 9231 public final void removeActivity(PackageParser.Activity a, String type) { 9232 mActivities.remove(a.getComponentName()); 9233 if (DEBUG_SHOW_INFO) { 9234 Log.v(TAG, " " + type + " " 9235 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9236 : a.info.name) + ":"); 9237 Log.v(TAG, " Class=" + a.info.name); 9238 } 9239 final int NI = a.intents.size(); 9240 for (int j=0; j<NI; j++) { 9241 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9242 if (DEBUG_SHOW_INFO) { 9243 Log.v(TAG, " IntentFilter:"); 9244 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9245 } 9246 removeFilter(intent); 9247 } 9248 } 9249 9250 @Override 9251 protected boolean allowFilterResult( 9252 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9253 ActivityInfo filterAi = filter.activity.info; 9254 for (int i=dest.size()-1; i>=0; i--) { 9255 ActivityInfo destAi = dest.get(i).activityInfo; 9256 if (destAi.name == filterAi.name 9257 && destAi.packageName == filterAi.packageName) { 9258 return false; 9259 } 9260 } 9261 return true; 9262 } 9263 9264 @Override 9265 protected ActivityIntentInfo[] newArray(int size) { 9266 return new ActivityIntentInfo[size]; 9267 } 9268 9269 @Override 9270 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9271 if (!sUserManager.exists(userId)) return true; 9272 PackageParser.Package p = filter.activity.owner; 9273 if (p != null) { 9274 PackageSetting ps = (PackageSetting)p.mExtras; 9275 if (ps != null) { 9276 // System apps are never considered stopped for purposes of 9277 // filtering, because there may be no way for the user to 9278 // actually re-launch them. 9279 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9280 && ps.getStopped(userId); 9281 } 9282 } 9283 return false; 9284 } 9285 9286 @Override 9287 protected boolean isPackageForFilter(String packageName, 9288 PackageParser.ActivityIntentInfo info) { 9289 return packageName.equals(info.activity.owner.packageName); 9290 } 9291 9292 @Override 9293 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9294 int match, int userId) { 9295 if (!sUserManager.exists(userId)) return null; 9296 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9297 return null; 9298 } 9299 final PackageParser.Activity activity = info.activity; 9300 if (mSafeMode && (activity.info.applicationInfo.flags 9301 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9302 return null; 9303 } 9304 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9305 if (ps == null) { 9306 return null; 9307 } 9308 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9309 ps.readUserState(userId), userId); 9310 if (ai == null) { 9311 return null; 9312 } 9313 final ResolveInfo res = new ResolveInfo(); 9314 res.activityInfo = ai; 9315 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9316 res.filter = info; 9317 } 9318 if (info != null) { 9319 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9320 } 9321 res.priority = info.getPriority(); 9322 res.preferredOrder = activity.owner.mPreferredOrder; 9323 //System.out.println("Result: " + res.activityInfo.className + 9324 // " = " + res.priority); 9325 res.match = match; 9326 res.isDefault = info.hasDefault; 9327 res.labelRes = info.labelRes; 9328 res.nonLocalizedLabel = info.nonLocalizedLabel; 9329 if (userNeedsBadging(userId)) { 9330 res.noResourceId = true; 9331 } else { 9332 res.icon = info.icon; 9333 } 9334 res.iconResourceId = info.icon; 9335 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9336 return res; 9337 } 9338 9339 @Override 9340 protected void sortResults(List<ResolveInfo> results) { 9341 Collections.sort(results, mResolvePrioritySorter); 9342 } 9343 9344 @Override 9345 protected void dumpFilter(PrintWriter out, String prefix, 9346 PackageParser.ActivityIntentInfo filter) { 9347 out.print(prefix); out.print( 9348 Integer.toHexString(System.identityHashCode(filter.activity))); 9349 out.print(' '); 9350 filter.activity.printComponentShortName(out); 9351 out.print(" filter "); 9352 out.println(Integer.toHexString(System.identityHashCode(filter))); 9353 } 9354 9355 @Override 9356 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9357 return filter.activity; 9358 } 9359 9360 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9361 PackageParser.Activity activity = (PackageParser.Activity)label; 9362 out.print(prefix); out.print( 9363 Integer.toHexString(System.identityHashCode(activity))); 9364 out.print(' '); 9365 activity.printComponentShortName(out); 9366 if (count > 1) { 9367 out.print(" ("); out.print(count); out.print(" filters)"); 9368 } 9369 out.println(); 9370 } 9371 9372// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9373// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9374// final List<ResolveInfo> retList = Lists.newArrayList(); 9375// while (i.hasNext()) { 9376// final ResolveInfo resolveInfo = i.next(); 9377// if (isEnabledLP(resolveInfo.activityInfo)) { 9378// retList.add(resolveInfo); 9379// } 9380// } 9381// return retList; 9382// } 9383 9384 // Keys are String (activity class name), values are Activity. 9385 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9386 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9387 private int mFlags; 9388 } 9389 9390 private final class ServiceIntentResolver 9391 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9392 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9393 boolean defaultOnly, int userId) { 9394 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9395 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9396 } 9397 9398 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9399 int userId) { 9400 if (!sUserManager.exists(userId)) return null; 9401 mFlags = flags; 9402 return super.queryIntent(intent, resolvedType, 9403 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9404 } 9405 9406 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9407 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9408 if (!sUserManager.exists(userId)) return null; 9409 if (packageServices == null) { 9410 return null; 9411 } 9412 mFlags = flags; 9413 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9414 final int N = packageServices.size(); 9415 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9416 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9417 9418 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9419 for (int i = 0; i < N; ++i) { 9420 intentFilters = packageServices.get(i).intents; 9421 if (intentFilters != null && intentFilters.size() > 0) { 9422 PackageParser.ServiceIntentInfo[] array = 9423 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9424 intentFilters.toArray(array); 9425 listCut.add(array); 9426 } 9427 } 9428 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9429 } 9430 9431 public final void addService(PackageParser.Service s) { 9432 mServices.put(s.getComponentName(), s); 9433 if (DEBUG_SHOW_INFO) { 9434 Log.v(TAG, " " 9435 + (s.info.nonLocalizedLabel != null 9436 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9437 Log.v(TAG, " Class=" + s.info.name); 9438 } 9439 final int NI = s.intents.size(); 9440 int j; 9441 for (j=0; j<NI; j++) { 9442 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9443 if (DEBUG_SHOW_INFO) { 9444 Log.v(TAG, " IntentFilter:"); 9445 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9446 } 9447 if (!intent.debugCheck()) { 9448 Log.w(TAG, "==> For Service " + s.info.name); 9449 } 9450 addFilter(intent); 9451 } 9452 } 9453 9454 public final void removeService(PackageParser.Service s) { 9455 mServices.remove(s.getComponentName()); 9456 if (DEBUG_SHOW_INFO) { 9457 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9458 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9459 Log.v(TAG, " Class=" + s.info.name); 9460 } 9461 final int NI = s.intents.size(); 9462 int j; 9463 for (j=0; j<NI; j++) { 9464 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9465 if (DEBUG_SHOW_INFO) { 9466 Log.v(TAG, " IntentFilter:"); 9467 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9468 } 9469 removeFilter(intent); 9470 } 9471 } 9472 9473 @Override 9474 protected boolean allowFilterResult( 9475 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9476 ServiceInfo filterSi = filter.service.info; 9477 for (int i=dest.size()-1; i>=0; i--) { 9478 ServiceInfo destAi = dest.get(i).serviceInfo; 9479 if (destAi.name == filterSi.name 9480 && destAi.packageName == filterSi.packageName) { 9481 return false; 9482 } 9483 } 9484 return true; 9485 } 9486 9487 @Override 9488 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9489 return new PackageParser.ServiceIntentInfo[size]; 9490 } 9491 9492 @Override 9493 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9494 if (!sUserManager.exists(userId)) return true; 9495 PackageParser.Package p = filter.service.owner; 9496 if (p != null) { 9497 PackageSetting ps = (PackageSetting)p.mExtras; 9498 if (ps != null) { 9499 // System apps are never considered stopped for purposes of 9500 // filtering, because there may be no way for the user to 9501 // actually re-launch them. 9502 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9503 && ps.getStopped(userId); 9504 } 9505 } 9506 return false; 9507 } 9508 9509 @Override 9510 protected boolean isPackageForFilter(String packageName, 9511 PackageParser.ServiceIntentInfo info) { 9512 return packageName.equals(info.service.owner.packageName); 9513 } 9514 9515 @Override 9516 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9517 int match, int userId) { 9518 if (!sUserManager.exists(userId)) return null; 9519 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9520 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9521 return null; 9522 } 9523 final PackageParser.Service service = info.service; 9524 if (mSafeMode && (service.info.applicationInfo.flags 9525 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9526 return null; 9527 } 9528 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9529 if (ps == null) { 9530 return null; 9531 } 9532 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9533 ps.readUserState(userId), userId); 9534 if (si == null) { 9535 return null; 9536 } 9537 final ResolveInfo res = new ResolveInfo(); 9538 res.serviceInfo = si; 9539 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9540 res.filter = filter; 9541 } 9542 res.priority = info.getPriority(); 9543 res.preferredOrder = service.owner.mPreferredOrder; 9544 res.match = match; 9545 res.isDefault = info.hasDefault; 9546 res.labelRes = info.labelRes; 9547 res.nonLocalizedLabel = info.nonLocalizedLabel; 9548 res.icon = info.icon; 9549 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9550 return res; 9551 } 9552 9553 @Override 9554 protected void sortResults(List<ResolveInfo> results) { 9555 Collections.sort(results, mResolvePrioritySorter); 9556 } 9557 9558 @Override 9559 protected void dumpFilter(PrintWriter out, String prefix, 9560 PackageParser.ServiceIntentInfo filter) { 9561 out.print(prefix); out.print( 9562 Integer.toHexString(System.identityHashCode(filter.service))); 9563 out.print(' '); 9564 filter.service.printComponentShortName(out); 9565 out.print(" filter "); 9566 out.println(Integer.toHexString(System.identityHashCode(filter))); 9567 } 9568 9569 @Override 9570 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9571 return filter.service; 9572 } 9573 9574 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9575 PackageParser.Service service = (PackageParser.Service)label; 9576 out.print(prefix); out.print( 9577 Integer.toHexString(System.identityHashCode(service))); 9578 out.print(' '); 9579 service.printComponentShortName(out); 9580 if (count > 1) { 9581 out.print(" ("); out.print(count); out.print(" filters)"); 9582 } 9583 out.println(); 9584 } 9585 9586// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9587// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9588// final List<ResolveInfo> retList = Lists.newArrayList(); 9589// while (i.hasNext()) { 9590// final ResolveInfo resolveInfo = (ResolveInfo) i; 9591// if (isEnabledLP(resolveInfo.serviceInfo)) { 9592// retList.add(resolveInfo); 9593// } 9594// } 9595// return retList; 9596// } 9597 9598 // Keys are String (activity class name), values are Activity. 9599 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9600 = new ArrayMap<ComponentName, PackageParser.Service>(); 9601 private int mFlags; 9602 }; 9603 9604 private final class ProviderIntentResolver 9605 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9606 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9607 boolean defaultOnly, int userId) { 9608 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9609 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9610 } 9611 9612 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9613 int userId) { 9614 if (!sUserManager.exists(userId)) 9615 return null; 9616 mFlags = flags; 9617 return super.queryIntent(intent, resolvedType, 9618 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9619 } 9620 9621 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9622 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9623 if (!sUserManager.exists(userId)) 9624 return null; 9625 if (packageProviders == null) { 9626 return null; 9627 } 9628 mFlags = flags; 9629 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9630 final int N = packageProviders.size(); 9631 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9632 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9633 9634 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9635 for (int i = 0; i < N; ++i) { 9636 intentFilters = packageProviders.get(i).intents; 9637 if (intentFilters != null && intentFilters.size() > 0) { 9638 PackageParser.ProviderIntentInfo[] array = 9639 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9640 intentFilters.toArray(array); 9641 listCut.add(array); 9642 } 9643 } 9644 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9645 } 9646 9647 public final void addProvider(PackageParser.Provider p) { 9648 if (mProviders.containsKey(p.getComponentName())) { 9649 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9650 return; 9651 } 9652 9653 mProviders.put(p.getComponentName(), p); 9654 if (DEBUG_SHOW_INFO) { 9655 Log.v(TAG, " " 9656 + (p.info.nonLocalizedLabel != null 9657 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9658 Log.v(TAG, " Class=" + p.info.name); 9659 } 9660 final int NI = p.intents.size(); 9661 int j; 9662 for (j = 0; j < NI; j++) { 9663 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9664 if (DEBUG_SHOW_INFO) { 9665 Log.v(TAG, " IntentFilter:"); 9666 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9667 } 9668 if (!intent.debugCheck()) { 9669 Log.w(TAG, "==> For Provider " + p.info.name); 9670 } 9671 addFilter(intent); 9672 } 9673 } 9674 9675 public final void removeProvider(PackageParser.Provider p) { 9676 mProviders.remove(p.getComponentName()); 9677 if (DEBUG_SHOW_INFO) { 9678 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9679 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9680 Log.v(TAG, " Class=" + p.info.name); 9681 } 9682 final int NI = p.intents.size(); 9683 int j; 9684 for (j = 0; j < NI; j++) { 9685 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9686 if (DEBUG_SHOW_INFO) { 9687 Log.v(TAG, " IntentFilter:"); 9688 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9689 } 9690 removeFilter(intent); 9691 } 9692 } 9693 9694 @Override 9695 protected boolean allowFilterResult( 9696 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9697 ProviderInfo filterPi = filter.provider.info; 9698 for (int i = dest.size() - 1; i >= 0; i--) { 9699 ProviderInfo destPi = dest.get(i).providerInfo; 9700 if (destPi.name == filterPi.name 9701 && destPi.packageName == filterPi.packageName) { 9702 return false; 9703 } 9704 } 9705 return true; 9706 } 9707 9708 @Override 9709 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9710 return new PackageParser.ProviderIntentInfo[size]; 9711 } 9712 9713 @Override 9714 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9715 if (!sUserManager.exists(userId)) 9716 return true; 9717 PackageParser.Package p = filter.provider.owner; 9718 if (p != null) { 9719 PackageSetting ps = (PackageSetting) p.mExtras; 9720 if (ps != null) { 9721 // System apps are never considered stopped for purposes of 9722 // filtering, because there may be no way for the user to 9723 // actually re-launch them. 9724 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9725 && ps.getStopped(userId); 9726 } 9727 } 9728 return false; 9729 } 9730 9731 @Override 9732 protected boolean isPackageForFilter(String packageName, 9733 PackageParser.ProviderIntentInfo info) { 9734 return packageName.equals(info.provider.owner.packageName); 9735 } 9736 9737 @Override 9738 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9739 int match, int userId) { 9740 if (!sUserManager.exists(userId)) 9741 return null; 9742 final PackageParser.ProviderIntentInfo info = filter; 9743 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 9744 return null; 9745 } 9746 final PackageParser.Provider provider = info.provider; 9747 if (mSafeMode && (provider.info.applicationInfo.flags 9748 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9749 return null; 9750 } 9751 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9752 if (ps == null) { 9753 return null; 9754 } 9755 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9756 ps.readUserState(userId), userId); 9757 if (pi == null) { 9758 return null; 9759 } 9760 final ResolveInfo res = new ResolveInfo(); 9761 res.providerInfo = pi; 9762 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9763 res.filter = filter; 9764 } 9765 res.priority = info.getPriority(); 9766 res.preferredOrder = provider.owner.mPreferredOrder; 9767 res.match = match; 9768 res.isDefault = info.hasDefault; 9769 res.labelRes = info.labelRes; 9770 res.nonLocalizedLabel = info.nonLocalizedLabel; 9771 res.icon = info.icon; 9772 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9773 return res; 9774 } 9775 9776 @Override 9777 protected void sortResults(List<ResolveInfo> results) { 9778 Collections.sort(results, mResolvePrioritySorter); 9779 } 9780 9781 @Override 9782 protected void dumpFilter(PrintWriter out, String prefix, 9783 PackageParser.ProviderIntentInfo filter) { 9784 out.print(prefix); 9785 out.print( 9786 Integer.toHexString(System.identityHashCode(filter.provider))); 9787 out.print(' '); 9788 filter.provider.printComponentShortName(out); 9789 out.print(" filter "); 9790 out.println(Integer.toHexString(System.identityHashCode(filter))); 9791 } 9792 9793 @Override 9794 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9795 return filter.provider; 9796 } 9797 9798 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9799 PackageParser.Provider provider = (PackageParser.Provider)label; 9800 out.print(prefix); out.print( 9801 Integer.toHexString(System.identityHashCode(provider))); 9802 out.print(' '); 9803 provider.printComponentShortName(out); 9804 if (count > 1) { 9805 out.print(" ("); out.print(count); out.print(" filters)"); 9806 } 9807 out.println(); 9808 } 9809 9810 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9811 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9812 private int mFlags; 9813 } 9814 9815 private static final class EphemeralIntentResolver 9816 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 9817 @Override 9818 protected EphemeralResolveIntentInfo[] newArray(int size) { 9819 return new EphemeralResolveIntentInfo[size]; 9820 } 9821 9822 @Override 9823 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 9824 return true; 9825 } 9826 9827 @Override 9828 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 9829 int userId) { 9830 if (!sUserManager.exists(userId)) { 9831 return null; 9832 } 9833 return info.getEphemeralResolveInfo(); 9834 } 9835 } 9836 9837 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9838 new Comparator<ResolveInfo>() { 9839 public int compare(ResolveInfo r1, ResolveInfo r2) { 9840 int v1 = r1.priority; 9841 int v2 = r2.priority; 9842 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9843 if (v1 != v2) { 9844 return (v1 > v2) ? -1 : 1; 9845 } 9846 v1 = r1.preferredOrder; 9847 v2 = r2.preferredOrder; 9848 if (v1 != v2) { 9849 return (v1 > v2) ? -1 : 1; 9850 } 9851 if (r1.isDefault != r2.isDefault) { 9852 return r1.isDefault ? -1 : 1; 9853 } 9854 v1 = r1.match; 9855 v2 = r2.match; 9856 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9857 if (v1 != v2) { 9858 return (v1 > v2) ? -1 : 1; 9859 } 9860 if (r1.system != r2.system) { 9861 return r1.system ? -1 : 1; 9862 } 9863 if (r1.activityInfo != null) { 9864 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 9865 } 9866 if (r1.serviceInfo != null) { 9867 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 9868 } 9869 if (r1.providerInfo != null) { 9870 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 9871 } 9872 return 0; 9873 } 9874 }; 9875 9876 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9877 new Comparator<ProviderInfo>() { 9878 public int compare(ProviderInfo p1, ProviderInfo p2) { 9879 final int v1 = p1.initOrder; 9880 final int v2 = p2.initOrder; 9881 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9882 } 9883 }; 9884 9885 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9886 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9887 final int[] userIds) { 9888 mHandler.post(new Runnable() { 9889 @Override 9890 public void run() { 9891 try { 9892 final IActivityManager am = ActivityManagerNative.getDefault(); 9893 if (am == null) return; 9894 final int[] resolvedUserIds; 9895 if (userIds == null) { 9896 resolvedUserIds = am.getRunningUserIds(); 9897 } else { 9898 resolvedUserIds = userIds; 9899 } 9900 for (int id : resolvedUserIds) { 9901 final Intent intent = new Intent(action, 9902 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9903 if (extras != null) { 9904 intent.putExtras(extras); 9905 } 9906 if (targetPkg != null) { 9907 intent.setPackage(targetPkg); 9908 } 9909 // Modify the UID when posting to other users 9910 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9911 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9912 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9913 intent.putExtra(Intent.EXTRA_UID, uid); 9914 } 9915 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9916 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9917 if (DEBUG_BROADCASTS) { 9918 RuntimeException here = new RuntimeException("here"); 9919 here.fillInStackTrace(); 9920 Slog.d(TAG, "Sending to user " + id + ": " 9921 + intent.toShortString(false, true, false, false) 9922 + " " + intent.getExtras(), here); 9923 } 9924 am.broadcastIntent(null, intent, null, finishedReceiver, 9925 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9926 null, finishedReceiver != null, false, id); 9927 } 9928 } catch (RemoteException ex) { 9929 } 9930 } 9931 }); 9932 } 9933 9934 /** 9935 * Check if the external storage media is available. This is true if there 9936 * is a mounted external storage medium or if the external storage is 9937 * emulated. 9938 */ 9939 private boolean isExternalMediaAvailable() { 9940 return mMediaMounted || Environment.isExternalStorageEmulated(); 9941 } 9942 9943 @Override 9944 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9945 // writer 9946 synchronized (mPackages) { 9947 if (!isExternalMediaAvailable()) { 9948 // If the external storage is no longer mounted at this point, 9949 // the caller may not have been able to delete all of this 9950 // packages files and can not delete any more. Bail. 9951 return null; 9952 } 9953 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9954 if (lastPackage != null) { 9955 pkgs.remove(lastPackage); 9956 } 9957 if (pkgs.size() > 0) { 9958 return pkgs.get(0); 9959 } 9960 } 9961 return null; 9962 } 9963 9964 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9965 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9966 userId, andCode ? 1 : 0, packageName); 9967 if (mSystemReady) { 9968 msg.sendToTarget(); 9969 } else { 9970 if (mPostSystemReadyMessages == null) { 9971 mPostSystemReadyMessages = new ArrayList<>(); 9972 } 9973 mPostSystemReadyMessages.add(msg); 9974 } 9975 } 9976 9977 void startCleaningPackages() { 9978 // reader 9979 synchronized (mPackages) { 9980 if (!isExternalMediaAvailable()) { 9981 return; 9982 } 9983 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9984 return; 9985 } 9986 } 9987 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9988 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9989 IActivityManager am = ActivityManagerNative.getDefault(); 9990 if (am != null) { 9991 try { 9992 am.startService(null, intent, null, mContext.getOpPackageName(), 9993 UserHandle.USER_SYSTEM); 9994 } catch (RemoteException e) { 9995 } 9996 } 9997 } 9998 9999 @Override 10000 public void installPackage(String originPath, IPackageInstallObserver2 observer, 10001 int installFlags, String installerPackageName, VerificationParams verificationParams, 10002 String packageAbiOverride) { 10003 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 10004 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 10005 } 10006 10007 @Override 10008 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 10009 int installFlags, String installerPackageName, VerificationParams verificationParams, 10010 String packageAbiOverride, int userId) { 10011 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 10012 10013 final int callingUid = Binder.getCallingUid(); 10014 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 10015 10016 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10017 try { 10018 if (observer != null) { 10019 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 10020 } 10021 } catch (RemoteException re) { 10022 } 10023 return; 10024 } 10025 10026 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 10027 installFlags |= PackageManager.INSTALL_FROM_ADB; 10028 10029 } else { 10030 // Caller holds INSTALL_PACKAGES permission, so we're less strict 10031 // about installerPackageName. 10032 10033 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 10034 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 10035 } 10036 10037 UserHandle user; 10038 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 10039 user = UserHandle.ALL; 10040 } else { 10041 user = new UserHandle(userId); 10042 } 10043 10044 // Only system components can circumvent runtime permissions when installing. 10045 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 10046 && mContext.checkCallingOrSelfPermission(Manifest.permission 10047 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 10048 throw new SecurityException("You need the " 10049 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 10050 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 10051 } 10052 10053 verificationParams.setInstallerUid(callingUid); 10054 10055 final File originFile = new File(originPath); 10056 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10057 10058 final Message msg = mHandler.obtainMessage(INIT_COPY); 10059 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 10060 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 10061 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10062 msg.obj = params; 10063 10064 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10065 System.identityHashCode(msg.obj)); 10066 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10067 System.identityHashCode(msg.obj)); 10068 10069 mHandler.sendMessage(msg); 10070 } 10071 10072 void installStage(String packageName, File stagedDir, String stagedCid, 10073 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10074 String installerPackageName, int installerUid, UserHandle user) { 10075 if (DEBUG_EPHEMERAL) { 10076 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10077 Slog.d(TAG, "Ephemeral install of " + packageName); 10078 } 10079 } 10080 final VerificationParams verifParams = new VerificationParams( 10081 null, sessionParams.originatingUri, sessionParams.referrerUri, 10082 sessionParams.originatingUid); 10083 verifParams.setInstallerUid(installerUid); 10084 10085 final OriginInfo origin; 10086 if (stagedDir != null) { 10087 origin = OriginInfo.fromStagedFile(stagedDir); 10088 } else { 10089 origin = OriginInfo.fromStagedContainer(stagedCid); 10090 } 10091 10092 final Message msg = mHandler.obtainMessage(INIT_COPY); 10093 final InstallParams params = new InstallParams(origin, null, observer, 10094 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10095 verifParams, user, sessionParams.abiOverride, 10096 sessionParams.grantedRuntimePermissions); 10097 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10098 msg.obj = params; 10099 10100 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10101 System.identityHashCode(msg.obj)); 10102 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10103 System.identityHashCode(msg.obj)); 10104 10105 mHandler.sendMessage(msg); 10106 } 10107 10108 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10109 Bundle extras = new Bundle(1); 10110 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10111 10112 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10113 packageName, extras, 0, null, null, new int[] {userId}); 10114 try { 10115 IActivityManager am = ActivityManagerNative.getDefault(); 10116 final boolean isSystem = 10117 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10118 if (isSystem && am.isUserRunning(userId, 0)) { 10119 // The just-installed/enabled app is bundled on the system, so presumed 10120 // to be able to run automatically without needing an explicit launch. 10121 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10122 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10123 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10124 .setPackage(packageName); 10125 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10126 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10127 } 10128 } catch (RemoteException e) { 10129 // shouldn't happen 10130 Slog.w(TAG, "Unable to bootstrap installed package", e); 10131 } 10132 } 10133 10134 @Override 10135 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10136 int userId) { 10137 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10138 PackageSetting pkgSetting; 10139 final int uid = Binder.getCallingUid(); 10140 enforceCrossUserPermission(uid, userId, true, true, 10141 "setApplicationHiddenSetting for user " + userId); 10142 10143 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10144 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10145 return false; 10146 } 10147 10148 long callingId = Binder.clearCallingIdentity(); 10149 try { 10150 boolean sendAdded = false; 10151 boolean sendRemoved = false; 10152 // writer 10153 synchronized (mPackages) { 10154 pkgSetting = mSettings.mPackages.get(packageName); 10155 if (pkgSetting == null) { 10156 return false; 10157 } 10158 if (pkgSetting.getHidden(userId) != hidden) { 10159 pkgSetting.setHidden(hidden, userId); 10160 mSettings.writePackageRestrictionsLPr(userId); 10161 if (hidden) { 10162 sendRemoved = true; 10163 } else { 10164 sendAdded = true; 10165 } 10166 } 10167 } 10168 if (sendAdded) { 10169 sendPackageAddedForUser(packageName, pkgSetting, userId); 10170 return true; 10171 } 10172 if (sendRemoved) { 10173 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10174 "hiding pkg"); 10175 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10176 return true; 10177 } 10178 } finally { 10179 Binder.restoreCallingIdentity(callingId); 10180 } 10181 return false; 10182 } 10183 10184 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10185 int userId) { 10186 final PackageRemovedInfo info = new PackageRemovedInfo(); 10187 info.removedPackage = packageName; 10188 info.removedUsers = new int[] {userId}; 10189 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10190 info.sendBroadcast(false, false, false); 10191 } 10192 10193 /** 10194 * Returns true if application is not found or there was an error. Otherwise it returns 10195 * the hidden state of the package for the given user. 10196 */ 10197 @Override 10198 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10199 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10200 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10201 false, "getApplicationHidden for user " + userId); 10202 PackageSetting pkgSetting; 10203 long callingId = Binder.clearCallingIdentity(); 10204 try { 10205 // writer 10206 synchronized (mPackages) { 10207 pkgSetting = mSettings.mPackages.get(packageName); 10208 if (pkgSetting == null) { 10209 return true; 10210 } 10211 return pkgSetting.getHidden(userId); 10212 } 10213 } finally { 10214 Binder.restoreCallingIdentity(callingId); 10215 } 10216 } 10217 10218 /** 10219 * @hide 10220 */ 10221 @Override 10222 public int installExistingPackageAsUser(String packageName, int userId) { 10223 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10224 null); 10225 PackageSetting pkgSetting; 10226 final int uid = Binder.getCallingUid(); 10227 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10228 + userId); 10229 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10230 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10231 } 10232 10233 long callingId = Binder.clearCallingIdentity(); 10234 try { 10235 boolean sendAdded = false; 10236 10237 // writer 10238 synchronized (mPackages) { 10239 pkgSetting = mSettings.mPackages.get(packageName); 10240 if (pkgSetting == null) { 10241 return PackageManager.INSTALL_FAILED_INVALID_URI; 10242 } 10243 if (!pkgSetting.getInstalled(userId)) { 10244 pkgSetting.setInstalled(true, userId); 10245 pkgSetting.setHidden(false, userId); 10246 mSettings.writePackageRestrictionsLPr(userId); 10247 sendAdded = true; 10248 } 10249 } 10250 10251 if (sendAdded) { 10252 sendPackageAddedForUser(packageName, pkgSetting, userId); 10253 } 10254 } finally { 10255 Binder.restoreCallingIdentity(callingId); 10256 } 10257 10258 return PackageManager.INSTALL_SUCCEEDED; 10259 } 10260 10261 boolean isUserRestricted(int userId, String restrictionKey) { 10262 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10263 if (restrictions.getBoolean(restrictionKey, false)) { 10264 Log.w(TAG, "User is restricted: " + restrictionKey); 10265 return true; 10266 } 10267 return false; 10268 } 10269 10270 @Override 10271 public boolean setPackageSuspendedAsUser(String packageName, boolean suspended, int userId) { 10272 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10273 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10274 "setPackageSuspended for user " + userId); 10275 10276 long callingId = Binder.clearCallingIdentity(); 10277 try { 10278 synchronized (mPackages) { 10279 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10280 if (pkgSetting != null) { 10281 if (pkgSetting.getSuspended(userId) != suspended) { 10282 pkgSetting.setSuspended(suspended, userId); 10283 mSettings.writePackageRestrictionsLPr(userId); 10284 } 10285 10286 // TODO: 10287 // * broadcast a PACKAGE_(UN)SUSPENDED intent for launchers to pick up 10288 // * remove app from recents (kill app it if it is running) 10289 // * erase existing notifications for this app 10290 return true; 10291 } 10292 10293 return false; 10294 } 10295 } finally { 10296 Binder.restoreCallingIdentity(callingId); 10297 } 10298 } 10299 10300 @Override 10301 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10302 mContext.enforceCallingOrSelfPermission( 10303 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10304 "Only package verification agents can verify applications"); 10305 10306 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10307 final PackageVerificationResponse response = new PackageVerificationResponse( 10308 verificationCode, Binder.getCallingUid()); 10309 msg.arg1 = id; 10310 msg.obj = response; 10311 mHandler.sendMessage(msg); 10312 } 10313 10314 @Override 10315 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10316 long millisecondsToDelay) { 10317 mContext.enforceCallingOrSelfPermission( 10318 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10319 "Only package verification agents can extend verification timeouts"); 10320 10321 final PackageVerificationState state = mPendingVerification.get(id); 10322 final PackageVerificationResponse response = new PackageVerificationResponse( 10323 verificationCodeAtTimeout, Binder.getCallingUid()); 10324 10325 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10326 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10327 } 10328 if (millisecondsToDelay < 0) { 10329 millisecondsToDelay = 0; 10330 } 10331 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10332 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10333 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10334 } 10335 10336 if ((state != null) && !state.timeoutExtended()) { 10337 state.extendTimeout(); 10338 10339 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10340 msg.arg1 = id; 10341 msg.obj = response; 10342 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10343 } 10344 } 10345 10346 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10347 int verificationCode, UserHandle user) { 10348 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10349 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10350 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10351 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10352 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10353 10354 mContext.sendBroadcastAsUser(intent, user, 10355 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10356 } 10357 10358 private ComponentName matchComponentForVerifier(String packageName, 10359 List<ResolveInfo> receivers) { 10360 ActivityInfo targetReceiver = null; 10361 10362 final int NR = receivers.size(); 10363 for (int i = 0; i < NR; i++) { 10364 final ResolveInfo info = receivers.get(i); 10365 if (info.activityInfo == null) { 10366 continue; 10367 } 10368 10369 if (packageName.equals(info.activityInfo.packageName)) { 10370 targetReceiver = info.activityInfo; 10371 break; 10372 } 10373 } 10374 10375 if (targetReceiver == null) { 10376 return null; 10377 } 10378 10379 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10380 } 10381 10382 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10383 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10384 if (pkgInfo.verifiers.length == 0) { 10385 return null; 10386 } 10387 10388 final int N = pkgInfo.verifiers.length; 10389 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10390 for (int i = 0; i < N; i++) { 10391 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10392 10393 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10394 receivers); 10395 if (comp == null) { 10396 continue; 10397 } 10398 10399 final int verifierUid = getUidForVerifier(verifierInfo); 10400 if (verifierUid == -1) { 10401 continue; 10402 } 10403 10404 if (DEBUG_VERIFY) { 10405 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10406 + " with the correct signature"); 10407 } 10408 sufficientVerifiers.add(comp); 10409 verificationState.addSufficientVerifier(verifierUid); 10410 } 10411 10412 return sufficientVerifiers; 10413 } 10414 10415 private int getUidForVerifier(VerifierInfo verifierInfo) { 10416 synchronized (mPackages) { 10417 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10418 if (pkg == null) { 10419 return -1; 10420 } else if (pkg.mSignatures.length != 1) { 10421 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10422 + " has more than one signature; ignoring"); 10423 return -1; 10424 } 10425 10426 /* 10427 * If the public key of the package's signature does not match 10428 * our expected public key, then this is a different package and 10429 * we should skip. 10430 */ 10431 10432 final byte[] expectedPublicKey; 10433 try { 10434 final Signature verifierSig = pkg.mSignatures[0]; 10435 final PublicKey publicKey = verifierSig.getPublicKey(); 10436 expectedPublicKey = publicKey.getEncoded(); 10437 } catch (CertificateException e) { 10438 return -1; 10439 } 10440 10441 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10442 10443 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10444 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10445 + " does not have the expected public key; ignoring"); 10446 return -1; 10447 } 10448 10449 return pkg.applicationInfo.uid; 10450 } 10451 } 10452 10453 @Override 10454 public void finishPackageInstall(int token) { 10455 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10456 10457 if (DEBUG_INSTALL) { 10458 Slog.v(TAG, "BM finishing package install for " + token); 10459 } 10460 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10461 10462 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10463 mHandler.sendMessage(msg); 10464 } 10465 10466 /** 10467 * Get the verification agent timeout. 10468 * 10469 * @return verification timeout in milliseconds 10470 */ 10471 private long getVerificationTimeout() { 10472 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10473 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10474 DEFAULT_VERIFICATION_TIMEOUT); 10475 } 10476 10477 /** 10478 * Get the default verification agent response code. 10479 * 10480 * @return default verification response code 10481 */ 10482 private int getDefaultVerificationResponse() { 10483 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10484 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10485 DEFAULT_VERIFICATION_RESPONSE); 10486 } 10487 10488 /** 10489 * Check whether or not package verification has been enabled. 10490 * 10491 * @return true if verification should be performed 10492 */ 10493 private boolean isVerificationEnabled(int userId, int installFlags) { 10494 if (!DEFAULT_VERIFY_ENABLE) { 10495 return false; 10496 } 10497 // Ephemeral apps don't get the full verification treatment 10498 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10499 if (DEBUG_EPHEMERAL) { 10500 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10501 } 10502 return false; 10503 } 10504 10505 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10506 10507 // Check if installing from ADB 10508 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10509 // Do not run verification in a test harness environment 10510 if (ActivityManager.isRunningInTestHarness()) { 10511 return false; 10512 } 10513 if (ensureVerifyAppsEnabled) { 10514 return true; 10515 } 10516 // Check if the developer does not want package verification for ADB installs 10517 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10518 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10519 return false; 10520 } 10521 } 10522 10523 if (ensureVerifyAppsEnabled) { 10524 return true; 10525 } 10526 10527 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10528 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10529 } 10530 10531 @Override 10532 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10533 throws RemoteException { 10534 mContext.enforceCallingOrSelfPermission( 10535 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10536 "Only intentfilter verification agents can verify applications"); 10537 10538 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10539 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10540 Binder.getCallingUid(), verificationCode, failedDomains); 10541 msg.arg1 = id; 10542 msg.obj = response; 10543 mHandler.sendMessage(msg); 10544 } 10545 10546 @Override 10547 public int getIntentVerificationStatus(String packageName, int userId) { 10548 synchronized (mPackages) { 10549 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10550 } 10551 } 10552 10553 @Override 10554 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10555 mContext.enforceCallingOrSelfPermission( 10556 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10557 10558 boolean result = false; 10559 synchronized (mPackages) { 10560 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10561 } 10562 if (result) { 10563 scheduleWritePackageRestrictionsLocked(userId); 10564 } 10565 return result; 10566 } 10567 10568 @Override 10569 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10570 synchronized (mPackages) { 10571 return mSettings.getIntentFilterVerificationsLPr(packageName); 10572 } 10573 } 10574 10575 @Override 10576 public List<IntentFilter> getAllIntentFilters(String packageName) { 10577 if (TextUtils.isEmpty(packageName)) { 10578 return Collections.<IntentFilter>emptyList(); 10579 } 10580 synchronized (mPackages) { 10581 PackageParser.Package pkg = mPackages.get(packageName); 10582 if (pkg == null || pkg.activities == null) { 10583 return Collections.<IntentFilter>emptyList(); 10584 } 10585 final int count = pkg.activities.size(); 10586 ArrayList<IntentFilter> result = new ArrayList<>(); 10587 for (int n=0; n<count; n++) { 10588 PackageParser.Activity activity = pkg.activities.get(n); 10589 if (activity.intents != null && activity.intents.size() > 0) { 10590 result.addAll(activity.intents); 10591 } 10592 } 10593 return result; 10594 } 10595 } 10596 10597 @Override 10598 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10599 mContext.enforceCallingOrSelfPermission( 10600 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10601 10602 synchronized (mPackages) { 10603 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10604 if (packageName != null) { 10605 result |= updateIntentVerificationStatus(packageName, 10606 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10607 userId); 10608 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10609 packageName, userId); 10610 } 10611 return result; 10612 } 10613 } 10614 10615 @Override 10616 public String getDefaultBrowserPackageName(int userId) { 10617 synchronized (mPackages) { 10618 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10619 } 10620 } 10621 10622 /** 10623 * Get the "allow unknown sources" setting. 10624 * 10625 * @return the current "allow unknown sources" setting 10626 */ 10627 private int getUnknownSourcesSettings() { 10628 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10629 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10630 -1); 10631 } 10632 10633 @Override 10634 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10635 final int uid = Binder.getCallingUid(); 10636 // writer 10637 synchronized (mPackages) { 10638 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10639 if (targetPackageSetting == null) { 10640 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10641 } 10642 10643 PackageSetting installerPackageSetting; 10644 if (installerPackageName != null) { 10645 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10646 if (installerPackageSetting == null) { 10647 throw new IllegalArgumentException("Unknown installer package: " 10648 + installerPackageName); 10649 } 10650 } else { 10651 installerPackageSetting = null; 10652 } 10653 10654 Signature[] callerSignature; 10655 Object obj = mSettings.getUserIdLPr(uid); 10656 if (obj != null) { 10657 if (obj instanceof SharedUserSetting) { 10658 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10659 } else if (obj instanceof PackageSetting) { 10660 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10661 } else { 10662 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10663 } 10664 } else { 10665 throw new SecurityException("Unknown calling uid " + uid); 10666 } 10667 10668 // Verify: can't set installerPackageName to a package that is 10669 // not signed with the same cert as the caller. 10670 if (installerPackageSetting != null) { 10671 if (compareSignatures(callerSignature, 10672 installerPackageSetting.signatures.mSignatures) 10673 != PackageManager.SIGNATURE_MATCH) { 10674 throw new SecurityException( 10675 "Caller does not have same cert as new installer package " 10676 + installerPackageName); 10677 } 10678 } 10679 10680 // Verify: if target already has an installer package, it must 10681 // be signed with the same cert as the caller. 10682 if (targetPackageSetting.installerPackageName != null) { 10683 PackageSetting setting = mSettings.mPackages.get( 10684 targetPackageSetting.installerPackageName); 10685 // If the currently set package isn't valid, then it's always 10686 // okay to change it. 10687 if (setting != null) { 10688 if (compareSignatures(callerSignature, 10689 setting.signatures.mSignatures) 10690 != PackageManager.SIGNATURE_MATCH) { 10691 throw new SecurityException( 10692 "Caller does not have same cert as old installer package " 10693 + targetPackageSetting.installerPackageName); 10694 } 10695 } 10696 } 10697 10698 // Okay! 10699 targetPackageSetting.installerPackageName = installerPackageName; 10700 scheduleWriteSettingsLocked(); 10701 } 10702 } 10703 10704 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10705 // Queue up an async operation since the package installation may take a little while. 10706 mHandler.post(new Runnable() { 10707 public void run() { 10708 mHandler.removeCallbacks(this); 10709 // Result object to be returned 10710 PackageInstalledInfo res = new PackageInstalledInfo(); 10711 res.returnCode = currentStatus; 10712 res.uid = -1; 10713 res.pkg = null; 10714 res.removedInfo = new PackageRemovedInfo(); 10715 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10716 args.doPreInstall(res.returnCode); 10717 synchronized (mInstallLock) { 10718 installPackageTracedLI(args, res); 10719 } 10720 args.doPostInstall(res.returnCode, res.uid); 10721 } 10722 10723 // A restore should be performed at this point if (a) the install 10724 // succeeded, (b) the operation is not an update, and (c) the new 10725 // package has not opted out of backup participation. 10726 final boolean update = res.removedInfo.removedPackage != null; 10727 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10728 boolean doRestore = !update 10729 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10730 10731 // Set up the post-install work request bookkeeping. This will be used 10732 // and cleaned up by the post-install event handling regardless of whether 10733 // there's a restore pass performed. Token values are >= 1. 10734 int token; 10735 if (mNextInstallToken < 0) mNextInstallToken = 1; 10736 token = mNextInstallToken++; 10737 10738 PostInstallData data = new PostInstallData(args, res); 10739 mRunningInstalls.put(token, data); 10740 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10741 10742 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10743 // Pass responsibility to the Backup Manager. It will perform a 10744 // restore if appropriate, then pass responsibility back to the 10745 // Package Manager to run the post-install observer callbacks 10746 // and broadcasts. 10747 IBackupManager bm = IBackupManager.Stub.asInterface( 10748 ServiceManager.getService(Context.BACKUP_SERVICE)); 10749 if (bm != null) { 10750 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10751 + " to BM for possible restore"); 10752 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10753 try { 10754 // TODO: http://b/22388012 10755 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10756 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10757 } else { 10758 doRestore = false; 10759 } 10760 } catch (RemoteException e) { 10761 // can't happen; the backup manager is local 10762 } catch (Exception e) { 10763 Slog.e(TAG, "Exception trying to enqueue restore", e); 10764 doRestore = false; 10765 } 10766 } else { 10767 Slog.e(TAG, "Backup Manager not found!"); 10768 doRestore = false; 10769 } 10770 } 10771 10772 if (!doRestore) { 10773 // No restore possible, or the Backup Manager was mysteriously not 10774 // available -- just fire the post-install work request directly. 10775 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10776 10777 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10778 10779 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10780 mHandler.sendMessage(msg); 10781 } 10782 } 10783 }); 10784 } 10785 10786 private abstract class HandlerParams { 10787 private static final int MAX_RETRIES = 4; 10788 10789 /** 10790 * Number of times startCopy() has been attempted and had a non-fatal 10791 * error. 10792 */ 10793 private int mRetries = 0; 10794 10795 /** User handle for the user requesting the information or installation. */ 10796 private final UserHandle mUser; 10797 String traceMethod; 10798 int traceCookie; 10799 10800 HandlerParams(UserHandle user) { 10801 mUser = user; 10802 } 10803 10804 UserHandle getUser() { 10805 return mUser; 10806 } 10807 10808 HandlerParams setTraceMethod(String traceMethod) { 10809 this.traceMethod = traceMethod; 10810 return this; 10811 } 10812 10813 HandlerParams setTraceCookie(int traceCookie) { 10814 this.traceCookie = traceCookie; 10815 return this; 10816 } 10817 10818 final boolean startCopy() { 10819 boolean res; 10820 try { 10821 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10822 10823 if (++mRetries > MAX_RETRIES) { 10824 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10825 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10826 handleServiceError(); 10827 return false; 10828 } else { 10829 handleStartCopy(); 10830 res = true; 10831 } 10832 } catch (RemoteException e) { 10833 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10834 mHandler.sendEmptyMessage(MCS_RECONNECT); 10835 res = false; 10836 } 10837 handleReturnCode(); 10838 return res; 10839 } 10840 10841 final void serviceError() { 10842 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10843 handleServiceError(); 10844 handleReturnCode(); 10845 } 10846 10847 abstract void handleStartCopy() throws RemoteException; 10848 abstract void handleServiceError(); 10849 abstract void handleReturnCode(); 10850 } 10851 10852 class MeasureParams extends HandlerParams { 10853 private final PackageStats mStats; 10854 private boolean mSuccess; 10855 10856 private final IPackageStatsObserver mObserver; 10857 10858 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10859 super(new UserHandle(stats.userHandle)); 10860 mObserver = observer; 10861 mStats = stats; 10862 } 10863 10864 @Override 10865 public String toString() { 10866 return "MeasureParams{" 10867 + Integer.toHexString(System.identityHashCode(this)) 10868 + " " + mStats.packageName + "}"; 10869 } 10870 10871 @Override 10872 void handleStartCopy() throws RemoteException { 10873 synchronized (mInstallLock) { 10874 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10875 } 10876 10877 if (mSuccess) { 10878 final boolean mounted; 10879 if (Environment.isExternalStorageEmulated()) { 10880 mounted = true; 10881 } else { 10882 final String status = Environment.getExternalStorageState(); 10883 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10884 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10885 } 10886 10887 if (mounted) { 10888 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10889 10890 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10891 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10892 10893 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10894 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10895 10896 // Always subtract cache size, since it's a subdirectory 10897 mStats.externalDataSize -= mStats.externalCacheSize; 10898 10899 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10900 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10901 10902 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10903 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10904 } 10905 } 10906 } 10907 10908 @Override 10909 void handleReturnCode() { 10910 if (mObserver != null) { 10911 try { 10912 mObserver.onGetStatsCompleted(mStats, mSuccess); 10913 } catch (RemoteException e) { 10914 Slog.i(TAG, "Observer no longer exists."); 10915 } 10916 } 10917 } 10918 10919 @Override 10920 void handleServiceError() { 10921 Slog.e(TAG, "Could not measure application " + mStats.packageName 10922 + " external storage"); 10923 } 10924 } 10925 10926 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10927 throws RemoteException { 10928 long result = 0; 10929 for (File path : paths) { 10930 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10931 } 10932 return result; 10933 } 10934 10935 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10936 for (File path : paths) { 10937 try { 10938 mcs.clearDirectory(path.getAbsolutePath()); 10939 } catch (RemoteException e) { 10940 } 10941 } 10942 } 10943 10944 static class OriginInfo { 10945 /** 10946 * Location where install is coming from, before it has been 10947 * copied/renamed into place. This could be a single monolithic APK 10948 * file, or a cluster directory. This location may be untrusted. 10949 */ 10950 final File file; 10951 final String cid; 10952 10953 /** 10954 * Flag indicating that {@link #file} or {@link #cid} has already been 10955 * staged, meaning downstream users don't need to defensively copy the 10956 * contents. 10957 */ 10958 final boolean staged; 10959 10960 /** 10961 * Flag indicating that {@link #file} or {@link #cid} is an already 10962 * installed app that is being moved. 10963 */ 10964 final boolean existing; 10965 10966 final String resolvedPath; 10967 final File resolvedFile; 10968 10969 static OriginInfo fromNothing() { 10970 return new OriginInfo(null, null, false, false); 10971 } 10972 10973 static OriginInfo fromUntrustedFile(File file) { 10974 return new OriginInfo(file, null, false, false); 10975 } 10976 10977 static OriginInfo fromExistingFile(File file) { 10978 return new OriginInfo(file, null, false, true); 10979 } 10980 10981 static OriginInfo fromStagedFile(File file) { 10982 return new OriginInfo(file, null, true, false); 10983 } 10984 10985 static OriginInfo fromStagedContainer(String cid) { 10986 return new OriginInfo(null, cid, true, false); 10987 } 10988 10989 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10990 this.file = file; 10991 this.cid = cid; 10992 this.staged = staged; 10993 this.existing = existing; 10994 10995 if (cid != null) { 10996 resolvedPath = PackageHelper.getSdDir(cid); 10997 resolvedFile = new File(resolvedPath); 10998 } else if (file != null) { 10999 resolvedPath = file.getAbsolutePath(); 11000 resolvedFile = file; 11001 } else { 11002 resolvedPath = null; 11003 resolvedFile = null; 11004 } 11005 } 11006 } 11007 11008 static class MoveInfo { 11009 final int moveId; 11010 final String fromUuid; 11011 final String toUuid; 11012 final String packageName; 11013 final String dataAppName; 11014 final int appId; 11015 final String seinfo; 11016 11017 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 11018 String dataAppName, int appId, String seinfo) { 11019 this.moveId = moveId; 11020 this.fromUuid = fromUuid; 11021 this.toUuid = toUuid; 11022 this.packageName = packageName; 11023 this.dataAppName = dataAppName; 11024 this.appId = appId; 11025 this.seinfo = seinfo; 11026 } 11027 } 11028 11029 class InstallParams extends HandlerParams { 11030 final OriginInfo origin; 11031 final MoveInfo move; 11032 final IPackageInstallObserver2 observer; 11033 int installFlags; 11034 final String installerPackageName; 11035 final String volumeUuid; 11036 final VerificationParams verificationParams; 11037 private InstallArgs mArgs; 11038 private int mRet; 11039 final String packageAbiOverride; 11040 final String[] grantedRuntimePermissions; 11041 11042 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11043 int installFlags, String installerPackageName, String volumeUuid, 11044 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 11045 String[] grantedPermissions) { 11046 super(user); 11047 this.origin = origin; 11048 this.move = move; 11049 this.observer = observer; 11050 this.installFlags = installFlags; 11051 this.installerPackageName = installerPackageName; 11052 this.volumeUuid = volumeUuid; 11053 this.verificationParams = verificationParams; 11054 this.packageAbiOverride = packageAbiOverride; 11055 this.grantedRuntimePermissions = grantedPermissions; 11056 } 11057 11058 @Override 11059 public String toString() { 11060 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11061 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11062 } 11063 11064 private int installLocationPolicy(PackageInfoLite pkgLite) { 11065 String packageName = pkgLite.packageName; 11066 int installLocation = pkgLite.installLocation; 11067 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11068 // reader 11069 synchronized (mPackages) { 11070 PackageParser.Package pkg = mPackages.get(packageName); 11071 if (pkg != null) { 11072 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11073 // Check for downgrading. 11074 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 11075 try { 11076 checkDowngrade(pkg, pkgLite); 11077 } catch (PackageManagerException e) { 11078 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11079 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11080 } 11081 } 11082 // Check for updated system application. 11083 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11084 if (onSd) { 11085 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11086 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11087 } 11088 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11089 } else { 11090 if (onSd) { 11091 // Install flag overrides everything. 11092 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11093 } 11094 // If current upgrade specifies particular preference 11095 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11096 // Application explicitly specified internal. 11097 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11098 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11099 // App explictly prefers external. Let policy decide 11100 } else { 11101 // Prefer previous location 11102 if (isExternal(pkg)) { 11103 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11104 } 11105 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11106 } 11107 } 11108 } else { 11109 // Invalid install. Return error code 11110 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11111 } 11112 } 11113 } 11114 // All the special cases have been taken care of. 11115 // Return result based on recommended install location. 11116 if (onSd) { 11117 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11118 } 11119 return pkgLite.recommendedInstallLocation; 11120 } 11121 11122 /* 11123 * Invoke remote method to get package information and install 11124 * location values. Override install location based on default 11125 * policy if needed and then create install arguments based 11126 * on the install location. 11127 */ 11128 public void handleStartCopy() throws RemoteException { 11129 int ret = PackageManager.INSTALL_SUCCEEDED; 11130 11131 // If we're already staged, we've firmly committed to an install location 11132 if (origin.staged) { 11133 if (origin.file != null) { 11134 installFlags |= PackageManager.INSTALL_INTERNAL; 11135 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11136 } else if (origin.cid != null) { 11137 installFlags |= PackageManager.INSTALL_EXTERNAL; 11138 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11139 } else { 11140 throw new IllegalStateException("Invalid stage location"); 11141 } 11142 } 11143 11144 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11145 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11146 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11147 PackageInfoLite pkgLite = null; 11148 11149 if (onInt && onSd) { 11150 // Check if both bits are set. 11151 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11152 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11153 } else if (onSd && ephemeral) { 11154 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11155 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11156 } else { 11157 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11158 packageAbiOverride); 11159 11160 if (DEBUG_EPHEMERAL && ephemeral) { 11161 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11162 } 11163 11164 /* 11165 * If we have too little free space, try to free cache 11166 * before giving up. 11167 */ 11168 if (!origin.staged && pkgLite.recommendedInstallLocation 11169 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11170 // TODO: focus freeing disk space on the target device 11171 final StorageManager storage = StorageManager.from(mContext); 11172 final long lowThreshold = storage.getStorageLowBytes( 11173 Environment.getDataDirectory()); 11174 11175 final long sizeBytes = mContainerService.calculateInstalledSize( 11176 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11177 11178 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 11179 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11180 installFlags, packageAbiOverride); 11181 } 11182 11183 /* 11184 * The cache free must have deleted the file we 11185 * downloaded to install. 11186 * 11187 * TODO: fix the "freeCache" call to not delete 11188 * the file we care about. 11189 */ 11190 if (pkgLite.recommendedInstallLocation 11191 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11192 pkgLite.recommendedInstallLocation 11193 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11194 } 11195 } 11196 } 11197 11198 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11199 int loc = pkgLite.recommendedInstallLocation; 11200 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11201 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11202 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11203 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11204 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11205 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11206 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11207 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11208 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11209 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11210 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11211 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11212 } else { 11213 // Override with defaults if needed. 11214 loc = installLocationPolicy(pkgLite); 11215 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11216 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11217 } else if (!onSd && !onInt) { 11218 // Override install location with flags 11219 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11220 // Set the flag to install on external media. 11221 installFlags |= PackageManager.INSTALL_EXTERNAL; 11222 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11223 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11224 if (DEBUG_EPHEMERAL) { 11225 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11226 } 11227 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11228 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11229 |PackageManager.INSTALL_INTERNAL); 11230 } else { 11231 // Make sure the flag for installing on external 11232 // media is unset 11233 installFlags |= PackageManager.INSTALL_INTERNAL; 11234 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11235 } 11236 } 11237 } 11238 } 11239 11240 final InstallArgs args = createInstallArgs(this); 11241 mArgs = args; 11242 11243 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11244 // TODO: http://b/22976637 11245 // Apps installed for "all" users use the device owner to verify the app 11246 UserHandle verifierUser = getUser(); 11247 if (verifierUser == UserHandle.ALL) { 11248 verifierUser = UserHandle.SYSTEM; 11249 } 11250 11251 /* 11252 * Determine if we have any installed package verifiers. If we 11253 * do, then we'll defer to them to verify the packages. 11254 */ 11255 final int requiredUid = mRequiredVerifierPackage == null ? -1 11256 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 11257 if (!origin.existing && requiredUid != -1 11258 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11259 final Intent verification = new Intent( 11260 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11261 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11262 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11263 PACKAGE_MIME_TYPE); 11264 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11265 11266 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11267 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 11268 verifierUser.getIdentifier()); 11269 11270 if (DEBUG_VERIFY) { 11271 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11272 + verification.toString() + " with " + pkgLite.verifiers.length 11273 + " optional verifiers"); 11274 } 11275 11276 final int verificationId = mPendingVerificationToken++; 11277 11278 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11279 11280 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11281 installerPackageName); 11282 11283 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11284 installFlags); 11285 11286 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11287 pkgLite.packageName); 11288 11289 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11290 pkgLite.versionCode); 11291 11292 if (verificationParams != null) { 11293 if (verificationParams.getVerificationURI() != null) { 11294 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11295 verificationParams.getVerificationURI()); 11296 } 11297 if (verificationParams.getOriginatingURI() != null) { 11298 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11299 verificationParams.getOriginatingURI()); 11300 } 11301 if (verificationParams.getReferrer() != null) { 11302 verification.putExtra(Intent.EXTRA_REFERRER, 11303 verificationParams.getReferrer()); 11304 } 11305 if (verificationParams.getOriginatingUid() >= 0) { 11306 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11307 verificationParams.getOriginatingUid()); 11308 } 11309 if (verificationParams.getInstallerUid() >= 0) { 11310 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11311 verificationParams.getInstallerUid()); 11312 } 11313 } 11314 11315 final PackageVerificationState verificationState = new PackageVerificationState( 11316 requiredUid, args); 11317 11318 mPendingVerification.append(verificationId, verificationState); 11319 11320 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11321 receivers, verificationState); 11322 11323 /* 11324 * If any sufficient verifiers were listed in the package 11325 * manifest, attempt to ask them. 11326 */ 11327 if (sufficientVerifiers != null) { 11328 final int N = sufficientVerifiers.size(); 11329 if (N == 0) { 11330 Slog.i(TAG, "Additional verifiers required, but none installed."); 11331 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11332 } else { 11333 for (int i = 0; i < N; i++) { 11334 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11335 11336 final Intent sufficientIntent = new Intent(verification); 11337 sufficientIntent.setComponent(verifierComponent); 11338 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11339 } 11340 } 11341 } 11342 11343 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11344 mRequiredVerifierPackage, receivers); 11345 if (ret == PackageManager.INSTALL_SUCCEEDED 11346 && mRequiredVerifierPackage != null) { 11347 Trace.asyncTraceBegin( 11348 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11349 /* 11350 * Send the intent to the required verification agent, 11351 * but only start the verification timeout after the 11352 * target BroadcastReceivers have run. 11353 */ 11354 verification.setComponent(requiredVerifierComponent); 11355 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11356 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11357 new BroadcastReceiver() { 11358 @Override 11359 public void onReceive(Context context, Intent intent) { 11360 final Message msg = mHandler 11361 .obtainMessage(CHECK_PENDING_VERIFICATION); 11362 msg.arg1 = verificationId; 11363 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11364 } 11365 }, null, 0, null, null); 11366 11367 /* 11368 * We don't want the copy to proceed until verification 11369 * succeeds, so null out this field. 11370 */ 11371 mArgs = null; 11372 } 11373 } else { 11374 /* 11375 * No package verification is enabled, so immediately start 11376 * the remote call to initiate copy using temporary file. 11377 */ 11378 ret = args.copyApk(mContainerService, true); 11379 } 11380 } 11381 11382 mRet = ret; 11383 } 11384 11385 @Override 11386 void handleReturnCode() { 11387 // If mArgs is null, then MCS couldn't be reached. When it 11388 // reconnects, it will try again to install. At that point, this 11389 // will succeed. 11390 if (mArgs != null) { 11391 processPendingInstall(mArgs, mRet); 11392 } 11393 } 11394 11395 @Override 11396 void handleServiceError() { 11397 mArgs = createInstallArgs(this); 11398 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11399 } 11400 11401 public boolean isForwardLocked() { 11402 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11403 } 11404 } 11405 11406 /** 11407 * Used during creation of InstallArgs 11408 * 11409 * @param installFlags package installation flags 11410 * @return true if should be installed on external storage 11411 */ 11412 private static boolean installOnExternalAsec(int installFlags) { 11413 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11414 return false; 11415 } 11416 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11417 return true; 11418 } 11419 return false; 11420 } 11421 11422 /** 11423 * Used during creation of InstallArgs 11424 * 11425 * @param installFlags package installation flags 11426 * @return true if should be installed as forward locked 11427 */ 11428 private static boolean installForwardLocked(int installFlags) { 11429 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11430 } 11431 11432 private InstallArgs createInstallArgs(InstallParams params) { 11433 if (params.move != null) { 11434 return new MoveInstallArgs(params); 11435 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11436 return new AsecInstallArgs(params); 11437 } else { 11438 return new FileInstallArgs(params); 11439 } 11440 } 11441 11442 /** 11443 * Create args that describe an existing installed package. Typically used 11444 * when cleaning up old installs, or used as a move source. 11445 */ 11446 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11447 String resourcePath, String[] instructionSets) { 11448 final boolean isInAsec; 11449 if (installOnExternalAsec(installFlags)) { 11450 /* Apps on SD card are always in ASEC containers. */ 11451 isInAsec = true; 11452 } else if (installForwardLocked(installFlags) 11453 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11454 /* 11455 * Forward-locked apps are only in ASEC containers if they're the 11456 * new style 11457 */ 11458 isInAsec = true; 11459 } else { 11460 isInAsec = false; 11461 } 11462 11463 if (isInAsec) { 11464 return new AsecInstallArgs(codePath, instructionSets, 11465 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11466 } else { 11467 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11468 } 11469 } 11470 11471 static abstract class InstallArgs { 11472 /** @see InstallParams#origin */ 11473 final OriginInfo origin; 11474 /** @see InstallParams#move */ 11475 final MoveInfo move; 11476 11477 final IPackageInstallObserver2 observer; 11478 // Always refers to PackageManager flags only 11479 final int installFlags; 11480 final String installerPackageName; 11481 final String volumeUuid; 11482 final UserHandle user; 11483 final String abiOverride; 11484 final String[] installGrantPermissions; 11485 /** If non-null, drop an async trace when the install completes */ 11486 final String traceMethod; 11487 final int traceCookie; 11488 11489 // The list of instruction sets supported by this app. This is currently 11490 // only used during the rmdex() phase to clean up resources. We can get rid of this 11491 // if we move dex files under the common app path. 11492 /* nullable */ String[] instructionSets; 11493 11494 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11495 int installFlags, String installerPackageName, String volumeUuid, 11496 UserHandle user, String[] instructionSets, 11497 String abiOverride, String[] installGrantPermissions, 11498 String traceMethod, int traceCookie) { 11499 this.origin = origin; 11500 this.move = move; 11501 this.installFlags = installFlags; 11502 this.observer = observer; 11503 this.installerPackageName = installerPackageName; 11504 this.volumeUuid = volumeUuid; 11505 this.user = user; 11506 this.instructionSets = instructionSets; 11507 this.abiOverride = abiOverride; 11508 this.installGrantPermissions = installGrantPermissions; 11509 this.traceMethod = traceMethod; 11510 this.traceCookie = traceCookie; 11511 } 11512 11513 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11514 abstract int doPreInstall(int status); 11515 11516 /** 11517 * Rename package into final resting place. All paths on the given 11518 * scanned package should be updated to reflect the rename. 11519 */ 11520 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11521 abstract int doPostInstall(int status, int uid); 11522 11523 /** @see PackageSettingBase#codePathString */ 11524 abstract String getCodePath(); 11525 /** @see PackageSettingBase#resourcePathString */ 11526 abstract String getResourcePath(); 11527 11528 // Need installer lock especially for dex file removal. 11529 abstract void cleanUpResourcesLI(); 11530 abstract boolean doPostDeleteLI(boolean delete); 11531 11532 /** 11533 * Called before the source arguments are copied. This is used mostly 11534 * for MoveParams when it needs to read the source file to put it in the 11535 * destination. 11536 */ 11537 int doPreCopy() { 11538 return PackageManager.INSTALL_SUCCEEDED; 11539 } 11540 11541 /** 11542 * Called after the source arguments are copied. This is used mostly for 11543 * MoveParams when it needs to read the source file to put it in the 11544 * destination. 11545 * 11546 * @return 11547 */ 11548 int doPostCopy(int uid) { 11549 return PackageManager.INSTALL_SUCCEEDED; 11550 } 11551 11552 protected boolean isFwdLocked() { 11553 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11554 } 11555 11556 protected boolean isExternalAsec() { 11557 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11558 } 11559 11560 protected boolean isEphemeral() { 11561 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11562 } 11563 11564 UserHandle getUser() { 11565 return user; 11566 } 11567 } 11568 11569 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11570 if (!allCodePaths.isEmpty()) { 11571 if (instructionSets == null) { 11572 throw new IllegalStateException("instructionSet == null"); 11573 } 11574 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11575 for (String codePath : allCodePaths) { 11576 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11577 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11578 if (retCode < 0) { 11579 Slog.w(TAG, "Couldn't remove dex file for package: " 11580 + " at location " + codePath + ", retcode=" + retCode); 11581 // we don't consider this to be a failure of the core package deletion 11582 } 11583 } 11584 } 11585 } 11586 } 11587 11588 /** 11589 * Logic to handle installation of non-ASEC applications, including copying 11590 * and renaming logic. 11591 */ 11592 class FileInstallArgs extends InstallArgs { 11593 private File codeFile; 11594 private File resourceFile; 11595 11596 // Example topology: 11597 // /data/app/com.example/base.apk 11598 // /data/app/com.example/split_foo.apk 11599 // /data/app/com.example/lib/arm/libfoo.so 11600 // /data/app/com.example/lib/arm64/libfoo.so 11601 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11602 11603 /** New install */ 11604 FileInstallArgs(InstallParams params) { 11605 super(params.origin, params.move, params.observer, params.installFlags, 11606 params.installerPackageName, params.volumeUuid, 11607 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11608 params.grantedRuntimePermissions, 11609 params.traceMethod, params.traceCookie); 11610 if (isFwdLocked()) { 11611 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11612 } 11613 } 11614 11615 /** Existing install */ 11616 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11617 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 11618 null, null, null, 0); 11619 this.codeFile = (codePath != null) ? new File(codePath) : null; 11620 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11621 } 11622 11623 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11624 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11625 try { 11626 return doCopyApk(imcs, temp); 11627 } finally { 11628 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11629 } 11630 } 11631 11632 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11633 if (origin.staged) { 11634 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11635 codeFile = origin.file; 11636 resourceFile = origin.file; 11637 return PackageManager.INSTALL_SUCCEEDED; 11638 } 11639 11640 try { 11641 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11642 final File tempDir = 11643 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11644 codeFile = tempDir; 11645 resourceFile = tempDir; 11646 } catch (IOException e) { 11647 Slog.w(TAG, "Failed to create copy file: " + e); 11648 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11649 } 11650 11651 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11652 @Override 11653 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11654 if (!FileUtils.isValidExtFilename(name)) { 11655 throw new IllegalArgumentException("Invalid filename: " + name); 11656 } 11657 try { 11658 final File file = new File(codeFile, name); 11659 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11660 O_RDWR | O_CREAT, 0644); 11661 Os.chmod(file.getAbsolutePath(), 0644); 11662 return new ParcelFileDescriptor(fd); 11663 } catch (ErrnoException e) { 11664 throw new RemoteException("Failed to open: " + e.getMessage()); 11665 } 11666 } 11667 }; 11668 11669 int ret = PackageManager.INSTALL_SUCCEEDED; 11670 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11671 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11672 Slog.e(TAG, "Failed to copy package"); 11673 return ret; 11674 } 11675 11676 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11677 NativeLibraryHelper.Handle handle = null; 11678 try { 11679 handle = NativeLibraryHelper.Handle.create(codeFile); 11680 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11681 abiOverride); 11682 } catch (IOException e) { 11683 Slog.e(TAG, "Copying native libraries failed", e); 11684 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11685 } finally { 11686 IoUtils.closeQuietly(handle); 11687 } 11688 11689 return ret; 11690 } 11691 11692 int doPreInstall(int status) { 11693 if (status != PackageManager.INSTALL_SUCCEEDED) { 11694 cleanUp(); 11695 } 11696 return status; 11697 } 11698 11699 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11700 if (status != PackageManager.INSTALL_SUCCEEDED) { 11701 cleanUp(); 11702 return false; 11703 } 11704 11705 final File targetDir = codeFile.getParentFile(); 11706 final File beforeCodeFile = codeFile; 11707 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11708 11709 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11710 try { 11711 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11712 } catch (ErrnoException e) { 11713 Slog.w(TAG, "Failed to rename", e); 11714 return false; 11715 } 11716 11717 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11718 Slog.w(TAG, "Failed to restorecon"); 11719 return false; 11720 } 11721 11722 // Reflect the rename internally 11723 codeFile = afterCodeFile; 11724 resourceFile = afterCodeFile; 11725 11726 // Reflect the rename in scanned details 11727 pkg.codePath = afterCodeFile.getAbsolutePath(); 11728 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11729 pkg.baseCodePath); 11730 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11731 pkg.splitCodePaths); 11732 11733 // Reflect the rename in app info 11734 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11735 pkg.applicationInfo.setCodePath(pkg.codePath); 11736 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11737 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11738 pkg.applicationInfo.setResourcePath(pkg.codePath); 11739 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11740 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11741 11742 return true; 11743 } 11744 11745 int doPostInstall(int status, int uid) { 11746 if (status != PackageManager.INSTALL_SUCCEEDED) { 11747 cleanUp(); 11748 } 11749 return status; 11750 } 11751 11752 @Override 11753 String getCodePath() { 11754 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11755 } 11756 11757 @Override 11758 String getResourcePath() { 11759 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11760 } 11761 11762 private boolean cleanUp() { 11763 if (codeFile == null || !codeFile.exists()) { 11764 return false; 11765 } 11766 11767 if (codeFile.isDirectory()) { 11768 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11769 } else { 11770 codeFile.delete(); 11771 } 11772 11773 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11774 resourceFile.delete(); 11775 } 11776 11777 return true; 11778 } 11779 11780 void cleanUpResourcesLI() { 11781 // Try enumerating all code paths before deleting 11782 List<String> allCodePaths = Collections.EMPTY_LIST; 11783 if (codeFile != null && codeFile.exists()) { 11784 try { 11785 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11786 allCodePaths = pkg.getAllCodePaths(); 11787 } catch (PackageParserException e) { 11788 // Ignored; we tried our best 11789 } 11790 } 11791 11792 cleanUp(); 11793 removeDexFiles(allCodePaths, instructionSets); 11794 } 11795 11796 boolean doPostDeleteLI(boolean delete) { 11797 // XXX err, shouldn't we respect the delete flag? 11798 cleanUpResourcesLI(); 11799 return true; 11800 } 11801 } 11802 11803 private boolean isAsecExternal(String cid) { 11804 final String asecPath = PackageHelper.getSdFilesystem(cid); 11805 return !asecPath.startsWith(mAsecInternalPath); 11806 } 11807 11808 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11809 PackageManagerException { 11810 if (copyRet < 0) { 11811 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11812 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11813 throw new PackageManagerException(copyRet, message); 11814 } 11815 } 11816 } 11817 11818 /** 11819 * Extract the MountService "container ID" from the full code path of an 11820 * .apk. 11821 */ 11822 static String cidFromCodePath(String fullCodePath) { 11823 int eidx = fullCodePath.lastIndexOf("/"); 11824 String subStr1 = fullCodePath.substring(0, eidx); 11825 int sidx = subStr1.lastIndexOf("/"); 11826 return subStr1.substring(sidx+1, eidx); 11827 } 11828 11829 /** 11830 * Logic to handle installation of ASEC applications, including copying and 11831 * renaming logic. 11832 */ 11833 class AsecInstallArgs extends InstallArgs { 11834 static final String RES_FILE_NAME = "pkg.apk"; 11835 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11836 11837 String cid; 11838 String packagePath; 11839 String resourcePath; 11840 11841 /** New install */ 11842 AsecInstallArgs(InstallParams params) { 11843 super(params.origin, params.move, params.observer, params.installFlags, 11844 params.installerPackageName, params.volumeUuid, 11845 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11846 params.grantedRuntimePermissions, 11847 params.traceMethod, params.traceCookie); 11848 } 11849 11850 /** Existing install */ 11851 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11852 boolean isExternal, boolean isForwardLocked) { 11853 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11854 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11855 instructionSets, null, null, null, 0); 11856 // Hackily pretend we're still looking at a full code path 11857 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11858 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11859 } 11860 11861 // Extract cid from fullCodePath 11862 int eidx = fullCodePath.lastIndexOf("/"); 11863 String subStr1 = fullCodePath.substring(0, eidx); 11864 int sidx = subStr1.lastIndexOf("/"); 11865 cid = subStr1.substring(sidx+1, eidx); 11866 setMountPath(subStr1); 11867 } 11868 11869 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11870 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11871 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11872 instructionSets, null, null, null, 0); 11873 this.cid = cid; 11874 setMountPath(PackageHelper.getSdDir(cid)); 11875 } 11876 11877 void createCopyFile() { 11878 cid = mInstallerService.allocateExternalStageCidLegacy(); 11879 } 11880 11881 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11882 if (origin.staged && origin.cid != null) { 11883 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11884 cid = origin.cid; 11885 setMountPath(PackageHelper.getSdDir(cid)); 11886 return PackageManager.INSTALL_SUCCEEDED; 11887 } 11888 11889 if (temp) { 11890 createCopyFile(); 11891 } else { 11892 /* 11893 * Pre-emptively destroy the container since it's destroyed if 11894 * copying fails due to it existing anyway. 11895 */ 11896 PackageHelper.destroySdDir(cid); 11897 } 11898 11899 final String newMountPath = imcs.copyPackageToContainer( 11900 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11901 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11902 11903 if (newMountPath != null) { 11904 setMountPath(newMountPath); 11905 return PackageManager.INSTALL_SUCCEEDED; 11906 } else { 11907 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11908 } 11909 } 11910 11911 @Override 11912 String getCodePath() { 11913 return packagePath; 11914 } 11915 11916 @Override 11917 String getResourcePath() { 11918 return resourcePath; 11919 } 11920 11921 int doPreInstall(int status) { 11922 if (status != PackageManager.INSTALL_SUCCEEDED) { 11923 // Destroy container 11924 PackageHelper.destroySdDir(cid); 11925 } else { 11926 boolean mounted = PackageHelper.isContainerMounted(cid); 11927 if (!mounted) { 11928 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11929 Process.SYSTEM_UID); 11930 if (newMountPath != null) { 11931 setMountPath(newMountPath); 11932 } else { 11933 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11934 } 11935 } 11936 } 11937 return status; 11938 } 11939 11940 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11941 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11942 String newMountPath = null; 11943 if (PackageHelper.isContainerMounted(cid)) { 11944 // Unmount the container 11945 if (!PackageHelper.unMountSdDir(cid)) { 11946 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11947 return false; 11948 } 11949 } 11950 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11951 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11952 " which might be stale. Will try to clean up."); 11953 // Clean up the stale container and proceed to recreate. 11954 if (!PackageHelper.destroySdDir(newCacheId)) { 11955 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11956 return false; 11957 } 11958 // Successfully cleaned up stale container. Try to rename again. 11959 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11960 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11961 + " inspite of cleaning it up."); 11962 return false; 11963 } 11964 } 11965 if (!PackageHelper.isContainerMounted(newCacheId)) { 11966 Slog.w(TAG, "Mounting container " + newCacheId); 11967 newMountPath = PackageHelper.mountSdDir(newCacheId, 11968 getEncryptKey(), Process.SYSTEM_UID); 11969 } else { 11970 newMountPath = PackageHelper.getSdDir(newCacheId); 11971 } 11972 if (newMountPath == null) { 11973 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11974 return false; 11975 } 11976 Log.i(TAG, "Succesfully renamed " + cid + 11977 " to " + newCacheId + 11978 " at new path: " + newMountPath); 11979 cid = newCacheId; 11980 11981 final File beforeCodeFile = new File(packagePath); 11982 setMountPath(newMountPath); 11983 final File afterCodeFile = new File(packagePath); 11984 11985 // Reflect the rename in scanned details 11986 pkg.codePath = afterCodeFile.getAbsolutePath(); 11987 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11988 pkg.baseCodePath); 11989 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11990 pkg.splitCodePaths); 11991 11992 // Reflect the rename in app info 11993 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11994 pkg.applicationInfo.setCodePath(pkg.codePath); 11995 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11996 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11997 pkg.applicationInfo.setResourcePath(pkg.codePath); 11998 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11999 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12000 12001 return true; 12002 } 12003 12004 private void setMountPath(String mountPath) { 12005 final File mountFile = new File(mountPath); 12006 12007 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 12008 if (monolithicFile.exists()) { 12009 packagePath = monolithicFile.getAbsolutePath(); 12010 if (isFwdLocked()) { 12011 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 12012 } else { 12013 resourcePath = packagePath; 12014 } 12015 } else { 12016 packagePath = mountFile.getAbsolutePath(); 12017 resourcePath = packagePath; 12018 } 12019 } 12020 12021 int doPostInstall(int status, int uid) { 12022 if (status != PackageManager.INSTALL_SUCCEEDED) { 12023 cleanUp(); 12024 } else { 12025 final int groupOwner; 12026 final String protectedFile; 12027 if (isFwdLocked()) { 12028 groupOwner = UserHandle.getSharedAppGid(uid); 12029 protectedFile = RES_FILE_NAME; 12030 } else { 12031 groupOwner = -1; 12032 protectedFile = null; 12033 } 12034 12035 if (uid < Process.FIRST_APPLICATION_UID 12036 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 12037 Slog.e(TAG, "Failed to finalize " + cid); 12038 PackageHelper.destroySdDir(cid); 12039 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12040 } 12041 12042 boolean mounted = PackageHelper.isContainerMounted(cid); 12043 if (!mounted) { 12044 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 12045 } 12046 } 12047 return status; 12048 } 12049 12050 private void cleanUp() { 12051 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 12052 12053 // Destroy secure container 12054 PackageHelper.destroySdDir(cid); 12055 } 12056 12057 private List<String> getAllCodePaths() { 12058 final File codeFile = new File(getCodePath()); 12059 if (codeFile != null && codeFile.exists()) { 12060 try { 12061 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12062 return pkg.getAllCodePaths(); 12063 } catch (PackageParserException e) { 12064 // Ignored; we tried our best 12065 } 12066 } 12067 return Collections.EMPTY_LIST; 12068 } 12069 12070 void cleanUpResourcesLI() { 12071 // Enumerate all code paths before deleting 12072 cleanUpResourcesLI(getAllCodePaths()); 12073 } 12074 12075 private void cleanUpResourcesLI(List<String> allCodePaths) { 12076 cleanUp(); 12077 removeDexFiles(allCodePaths, instructionSets); 12078 } 12079 12080 String getPackageName() { 12081 return getAsecPackageName(cid); 12082 } 12083 12084 boolean doPostDeleteLI(boolean delete) { 12085 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12086 final List<String> allCodePaths = getAllCodePaths(); 12087 boolean mounted = PackageHelper.isContainerMounted(cid); 12088 if (mounted) { 12089 // Unmount first 12090 if (PackageHelper.unMountSdDir(cid)) { 12091 mounted = false; 12092 } 12093 } 12094 if (!mounted && delete) { 12095 cleanUpResourcesLI(allCodePaths); 12096 } 12097 return !mounted; 12098 } 12099 12100 @Override 12101 int doPreCopy() { 12102 if (isFwdLocked()) { 12103 if (!PackageHelper.fixSdPermissions(cid, 12104 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 12105 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12106 } 12107 } 12108 12109 return PackageManager.INSTALL_SUCCEEDED; 12110 } 12111 12112 @Override 12113 int doPostCopy(int uid) { 12114 if (isFwdLocked()) { 12115 if (uid < Process.FIRST_APPLICATION_UID 12116 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12117 RES_FILE_NAME)) { 12118 Slog.e(TAG, "Failed to finalize " + cid); 12119 PackageHelper.destroySdDir(cid); 12120 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12121 } 12122 } 12123 12124 return PackageManager.INSTALL_SUCCEEDED; 12125 } 12126 } 12127 12128 /** 12129 * Logic to handle movement of existing installed applications. 12130 */ 12131 class MoveInstallArgs extends InstallArgs { 12132 private File codeFile; 12133 private File resourceFile; 12134 12135 /** New install */ 12136 MoveInstallArgs(InstallParams params) { 12137 super(params.origin, params.move, params.observer, params.installFlags, 12138 params.installerPackageName, params.volumeUuid, 12139 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12140 params.grantedRuntimePermissions, 12141 params.traceMethod, params.traceCookie); 12142 } 12143 12144 int copyApk(IMediaContainerService imcs, boolean temp) { 12145 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12146 + move.fromUuid + " to " + move.toUuid); 12147 synchronized (mInstaller) { 12148 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12149 move.dataAppName, move.appId, move.seinfo) != 0) { 12150 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12151 } 12152 } 12153 12154 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12155 resourceFile = codeFile; 12156 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12157 12158 return PackageManager.INSTALL_SUCCEEDED; 12159 } 12160 12161 int doPreInstall(int status) { 12162 if (status != PackageManager.INSTALL_SUCCEEDED) { 12163 cleanUp(move.toUuid); 12164 } 12165 return status; 12166 } 12167 12168 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12169 if (status != PackageManager.INSTALL_SUCCEEDED) { 12170 cleanUp(move.toUuid); 12171 return false; 12172 } 12173 12174 // Reflect the move in app info 12175 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12176 pkg.applicationInfo.setCodePath(pkg.codePath); 12177 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12178 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12179 pkg.applicationInfo.setResourcePath(pkg.codePath); 12180 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12181 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12182 12183 return true; 12184 } 12185 12186 int doPostInstall(int status, int uid) { 12187 if (status == PackageManager.INSTALL_SUCCEEDED) { 12188 cleanUp(move.fromUuid); 12189 } else { 12190 cleanUp(move.toUuid); 12191 } 12192 return status; 12193 } 12194 12195 @Override 12196 String getCodePath() { 12197 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12198 } 12199 12200 @Override 12201 String getResourcePath() { 12202 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12203 } 12204 12205 private boolean cleanUp(String volumeUuid) { 12206 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12207 move.dataAppName); 12208 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12209 synchronized (mInstallLock) { 12210 // Clean up both app data and code 12211 removeDataDirsLI(volumeUuid, move.packageName); 12212 if (codeFile.isDirectory()) { 12213 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 12214 } else { 12215 codeFile.delete(); 12216 } 12217 } 12218 return true; 12219 } 12220 12221 void cleanUpResourcesLI() { 12222 throw new UnsupportedOperationException(); 12223 } 12224 12225 boolean doPostDeleteLI(boolean delete) { 12226 throw new UnsupportedOperationException(); 12227 } 12228 } 12229 12230 static String getAsecPackageName(String packageCid) { 12231 int idx = packageCid.lastIndexOf("-"); 12232 if (idx == -1) { 12233 return packageCid; 12234 } 12235 return packageCid.substring(0, idx); 12236 } 12237 12238 // Utility method used to create code paths based on package name and available index. 12239 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12240 String idxStr = ""; 12241 int idx = 1; 12242 // Fall back to default value of idx=1 if prefix is not 12243 // part of oldCodePath 12244 if (oldCodePath != null) { 12245 String subStr = oldCodePath; 12246 // Drop the suffix right away 12247 if (suffix != null && subStr.endsWith(suffix)) { 12248 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12249 } 12250 // If oldCodePath already contains prefix find out the 12251 // ending index to either increment or decrement. 12252 int sidx = subStr.lastIndexOf(prefix); 12253 if (sidx != -1) { 12254 subStr = subStr.substring(sidx + prefix.length()); 12255 if (subStr != null) { 12256 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12257 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12258 } 12259 try { 12260 idx = Integer.parseInt(subStr); 12261 if (idx <= 1) { 12262 idx++; 12263 } else { 12264 idx--; 12265 } 12266 } catch(NumberFormatException e) { 12267 } 12268 } 12269 } 12270 } 12271 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12272 return prefix + idxStr; 12273 } 12274 12275 private File getNextCodePath(File targetDir, String packageName) { 12276 int suffix = 1; 12277 File result; 12278 do { 12279 result = new File(targetDir, packageName + "-" + suffix); 12280 suffix++; 12281 } while (result.exists()); 12282 return result; 12283 } 12284 12285 // Utility method that returns the relative package path with respect 12286 // to the installation directory. Like say for /data/data/com.test-1.apk 12287 // string com.test-1 is returned. 12288 static String deriveCodePathName(String codePath) { 12289 if (codePath == null) { 12290 return null; 12291 } 12292 final File codeFile = new File(codePath); 12293 final String name = codeFile.getName(); 12294 if (codeFile.isDirectory()) { 12295 return name; 12296 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12297 final int lastDot = name.lastIndexOf('.'); 12298 return name.substring(0, lastDot); 12299 } else { 12300 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12301 return null; 12302 } 12303 } 12304 12305 static class PackageInstalledInfo { 12306 String name; 12307 int uid; 12308 // The set of users that originally had this package installed. 12309 int[] origUsers; 12310 // The set of users that now have this package installed. 12311 int[] newUsers; 12312 PackageParser.Package pkg; 12313 int returnCode; 12314 String returnMsg; 12315 PackageRemovedInfo removedInfo; 12316 12317 public void setError(int code, String msg) { 12318 returnCode = code; 12319 returnMsg = msg; 12320 Slog.w(TAG, msg); 12321 } 12322 12323 public void setError(String msg, PackageParserException e) { 12324 returnCode = e.error; 12325 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12326 Slog.w(TAG, msg, e); 12327 } 12328 12329 public void setError(String msg, PackageManagerException e) { 12330 returnCode = e.error; 12331 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12332 Slog.w(TAG, msg, e); 12333 } 12334 12335 // In some error cases we want to convey more info back to the observer 12336 String origPackage; 12337 String origPermission; 12338 } 12339 12340 /* 12341 * Install a non-existing package. 12342 */ 12343 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12344 UserHandle user, String installerPackageName, String volumeUuid, 12345 PackageInstalledInfo res) { 12346 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12347 12348 // Remember this for later, in case we need to rollback this install 12349 String pkgName = pkg.packageName; 12350 12351 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12352 // TODO: b/23350563 12353 final boolean dataDirExists = Environment 12354 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12355 12356 synchronized(mPackages) { 12357 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12358 // A package with the same name is already installed, though 12359 // it has been renamed to an older name. The package we 12360 // are trying to install should be installed as an update to 12361 // the existing one, but that has not been requested, so bail. 12362 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12363 + " without first uninstalling package running as " 12364 + mSettings.mRenamedPackages.get(pkgName)); 12365 return; 12366 } 12367 if (mPackages.containsKey(pkgName)) { 12368 // Don't allow installation over an existing package with the same name. 12369 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12370 + " without first uninstalling."); 12371 return; 12372 } 12373 } 12374 12375 try { 12376 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12377 System.currentTimeMillis(), user); 12378 12379 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12380 // delete the partially installed application. the data directory will have to be 12381 // restored if it was already existing 12382 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12383 // remove package from internal structures. Note that we want deletePackageX to 12384 // delete the package data and cache directories that it created in 12385 // scanPackageLocked, unless those directories existed before we even tried to 12386 // install. 12387 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12388 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12389 res.removedInfo, true); 12390 } 12391 12392 } catch (PackageManagerException e) { 12393 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12394 } 12395 12396 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12397 } 12398 12399 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12400 // Can't rotate keys during boot or if sharedUser. 12401 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12402 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12403 return false; 12404 } 12405 // app is using upgradeKeySets; make sure all are valid 12406 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12407 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12408 for (int i = 0; i < upgradeKeySets.length; i++) { 12409 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12410 Slog.wtf(TAG, "Package " 12411 + (oldPs.name != null ? oldPs.name : "<null>") 12412 + " contains upgrade-key-set reference to unknown key-set: " 12413 + upgradeKeySets[i] 12414 + " reverting to signatures check."); 12415 return false; 12416 } 12417 } 12418 return true; 12419 } 12420 12421 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12422 // Upgrade keysets are being used. Determine if new package has a superset of the 12423 // required keys. 12424 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12425 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12426 for (int i = 0; i < upgradeKeySets.length; i++) { 12427 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12428 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12429 return true; 12430 } 12431 } 12432 return false; 12433 } 12434 12435 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12436 UserHandle user, String installerPackageName, String volumeUuid, 12437 PackageInstalledInfo res) { 12438 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12439 12440 final PackageParser.Package oldPackage; 12441 final String pkgName = pkg.packageName; 12442 final int[] allUsers; 12443 final boolean[] perUserInstalled; 12444 12445 // First find the old package info and check signatures 12446 synchronized(mPackages) { 12447 oldPackage = mPackages.get(pkgName); 12448 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12449 if (isEphemeral && !oldIsEphemeral) { 12450 // can't downgrade from full to ephemeral 12451 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12452 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12453 return; 12454 } 12455 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12456 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12457 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12458 if(!checkUpgradeKeySetLP(ps, pkg)) { 12459 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12460 "New package not signed by keys specified by upgrade-keysets: " 12461 + pkgName); 12462 return; 12463 } 12464 } else { 12465 // default to original signature matching 12466 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12467 != PackageManager.SIGNATURE_MATCH) { 12468 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12469 "New package has a different signature: " + pkgName); 12470 return; 12471 } 12472 } 12473 12474 // In case of rollback, remember per-user/profile install state 12475 allUsers = sUserManager.getUserIds(); 12476 perUserInstalled = new boolean[allUsers.length]; 12477 for (int i = 0; i < allUsers.length; i++) { 12478 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12479 } 12480 } 12481 12482 boolean sysPkg = (isSystemApp(oldPackage)); 12483 if (sysPkg) { 12484 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12485 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12486 } else { 12487 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12488 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12489 } 12490 } 12491 12492 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12493 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12494 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12495 String volumeUuid, PackageInstalledInfo res) { 12496 String pkgName = deletedPackage.packageName; 12497 boolean deletedPkg = true; 12498 boolean updatedSettings = false; 12499 12500 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12501 + deletedPackage); 12502 long origUpdateTime; 12503 if (pkg.mExtras != null) { 12504 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12505 } else { 12506 origUpdateTime = 0; 12507 } 12508 12509 // First delete the existing package while retaining the data directory 12510 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12511 res.removedInfo, true)) { 12512 // If the existing package wasn't successfully deleted 12513 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12514 deletedPkg = false; 12515 } else { 12516 // Successfully deleted the old package; proceed with replace. 12517 12518 // If deleted package lived in a container, give users a chance to 12519 // relinquish resources before killing. 12520 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12521 if (DEBUG_INSTALL) { 12522 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12523 } 12524 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12525 final ArrayList<String> pkgList = new ArrayList<String>(1); 12526 pkgList.add(deletedPackage.applicationInfo.packageName); 12527 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12528 } 12529 12530 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12531 try { 12532 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12533 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12534 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12535 perUserInstalled, res, user); 12536 updatedSettings = true; 12537 } catch (PackageManagerException e) { 12538 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12539 } 12540 } 12541 12542 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12543 // remove package from internal structures. Note that we want deletePackageX to 12544 // delete the package data and cache directories that it created in 12545 // scanPackageLocked, unless those directories existed before we even tried to 12546 // install. 12547 if(updatedSettings) { 12548 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12549 deletePackageLI( 12550 pkgName, null, true, allUsers, perUserInstalled, 12551 PackageManager.DELETE_KEEP_DATA, 12552 res.removedInfo, true); 12553 } 12554 // Since we failed to install the new package we need to restore the old 12555 // package that we deleted. 12556 if (deletedPkg) { 12557 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12558 File restoreFile = new File(deletedPackage.codePath); 12559 // Parse old package 12560 boolean oldExternal = isExternal(deletedPackage); 12561 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12562 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12563 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12564 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12565 try { 12566 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12567 null); 12568 } catch (PackageManagerException e) { 12569 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12570 + e.getMessage()); 12571 return; 12572 } 12573 // Restore of old package succeeded. Update permissions. 12574 // writer 12575 synchronized (mPackages) { 12576 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12577 UPDATE_PERMISSIONS_ALL); 12578 // can downgrade to reader 12579 mSettings.writeLPr(); 12580 } 12581 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12582 } 12583 } 12584 } 12585 12586 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12587 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12588 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12589 String volumeUuid, PackageInstalledInfo res) { 12590 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12591 + ", old=" + deletedPackage); 12592 boolean disabledSystem = false; 12593 boolean updatedSettings = false; 12594 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12595 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12596 != 0) { 12597 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12598 } 12599 String packageName = deletedPackage.packageName; 12600 if (packageName == null) { 12601 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12602 "Attempt to delete null packageName."); 12603 return; 12604 } 12605 PackageParser.Package oldPkg; 12606 PackageSetting oldPkgSetting; 12607 // reader 12608 synchronized (mPackages) { 12609 oldPkg = mPackages.get(packageName); 12610 oldPkgSetting = mSettings.mPackages.get(packageName); 12611 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12612 (oldPkgSetting == null)) { 12613 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12614 "Couldn't find package:" + packageName + " information"); 12615 return; 12616 } 12617 } 12618 12619 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12620 12621 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12622 res.removedInfo.removedPackage = packageName; 12623 // Remove existing system package 12624 removePackageLI(oldPkgSetting, true); 12625 // writer 12626 synchronized (mPackages) { 12627 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12628 if (!disabledSystem && deletedPackage != null) { 12629 // We didn't need to disable the .apk as a current system package, 12630 // which means we are replacing another update that is already 12631 // installed. We need to make sure to delete the older one's .apk. 12632 res.removedInfo.args = createInstallArgsForExisting(0, 12633 deletedPackage.applicationInfo.getCodePath(), 12634 deletedPackage.applicationInfo.getResourcePath(), 12635 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12636 } else { 12637 res.removedInfo.args = null; 12638 } 12639 } 12640 12641 // Successfully disabled the old package. Now proceed with re-installation 12642 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12643 12644 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12645 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12646 12647 PackageParser.Package newPackage = null; 12648 try { 12649 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12650 if (newPackage.mExtras != null) { 12651 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12652 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12653 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12654 12655 // is the update attempting to change shared user? that isn't going to work... 12656 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12657 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12658 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12659 + " to " + newPkgSetting.sharedUser); 12660 updatedSettings = true; 12661 } 12662 } 12663 12664 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12665 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12666 perUserInstalled, res, user); 12667 updatedSettings = true; 12668 } 12669 12670 } catch (PackageManagerException e) { 12671 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12672 } 12673 12674 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12675 // Re installation failed. Restore old information 12676 // Remove new pkg information 12677 if (newPackage != null) { 12678 removeInstalledPackageLI(newPackage, true); 12679 } 12680 // Add back the old system package 12681 try { 12682 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12683 } catch (PackageManagerException e) { 12684 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12685 } 12686 // Restore the old system information in Settings 12687 synchronized (mPackages) { 12688 if (disabledSystem) { 12689 mSettings.enableSystemPackageLPw(packageName); 12690 } 12691 if (updatedSettings) { 12692 mSettings.setInstallerPackageName(packageName, 12693 oldPkgSetting.installerPackageName); 12694 } 12695 mSettings.writeLPr(); 12696 } 12697 } 12698 } 12699 12700 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12701 // Collect all used permissions in the UID 12702 ArraySet<String> usedPermissions = new ArraySet<>(); 12703 final int packageCount = su.packages.size(); 12704 for (int i = 0; i < packageCount; i++) { 12705 PackageSetting ps = su.packages.valueAt(i); 12706 if (ps.pkg == null) { 12707 continue; 12708 } 12709 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12710 for (int j = 0; j < requestedPermCount; j++) { 12711 String permission = ps.pkg.requestedPermissions.get(j); 12712 BasePermission bp = mSettings.mPermissions.get(permission); 12713 if (bp != null) { 12714 usedPermissions.add(permission); 12715 } 12716 } 12717 } 12718 12719 PermissionsState permissionsState = su.getPermissionsState(); 12720 // Prune install permissions 12721 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12722 final int installPermCount = installPermStates.size(); 12723 for (int i = installPermCount - 1; i >= 0; i--) { 12724 PermissionState permissionState = installPermStates.get(i); 12725 if (!usedPermissions.contains(permissionState.getName())) { 12726 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12727 if (bp != null) { 12728 permissionsState.revokeInstallPermission(bp); 12729 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12730 PackageManager.MASK_PERMISSION_FLAGS, 0); 12731 } 12732 } 12733 } 12734 12735 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12736 12737 // Prune runtime permissions 12738 for (int userId : allUserIds) { 12739 List<PermissionState> runtimePermStates = permissionsState 12740 .getRuntimePermissionStates(userId); 12741 final int runtimePermCount = runtimePermStates.size(); 12742 for (int i = runtimePermCount - 1; i >= 0; i--) { 12743 PermissionState permissionState = runtimePermStates.get(i); 12744 if (!usedPermissions.contains(permissionState.getName())) { 12745 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12746 if (bp != null) { 12747 permissionsState.revokeRuntimePermission(bp, userId); 12748 permissionsState.updatePermissionFlags(bp, userId, 12749 PackageManager.MASK_PERMISSION_FLAGS, 0); 12750 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12751 runtimePermissionChangedUserIds, userId); 12752 } 12753 } 12754 } 12755 } 12756 12757 return runtimePermissionChangedUserIds; 12758 } 12759 12760 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12761 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12762 UserHandle user) { 12763 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12764 12765 String pkgName = newPackage.packageName; 12766 synchronized (mPackages) { 12767 //write settings. the installStatus will be incomplete at this stage. 12768 //note that the new package setting would have already been 12769 //added to mPackages. It hasn't been persisted yet. 12770 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12771 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12772 mSettings.writeLPr(); 12773 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12774 } 12775 12776 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12777 synchronized (mPackages) { 12778 updatePermissionsLPw(newPackage.packageName, newPackage, 12779 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12780 ? UPDATE_PERMISSIONS_ALL : 0)); 12781 // For system-bundled packages, we assume that installing an upgraded version 12782 // of the package implies that the user actually wants to run that new code, 12783 // so we enable the package. 12784 PackageSetting ps = mSettings.mPackages.get(pkgName); 12785 if (ps != null) { 12786 if (isSystemApp(newPackage)) { 12787 // NB: implicit assumption that system package upgrades apply to all users 12788 if (DEBUG_INSTALL) { 12789 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12790 } 12791 if (res.origUsers != null) { 12792 for (int userHandle : res.origUsers) { 12793 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12794 userHandle, installerPackageName); 12795 } 12796 } 12797 // Also convey the prior install/uninstall state 12798 if (allUsers != null && perUserInstalled != null) { 12799 for (int i = 0; i < allUsers.length; i++) { 12800 if (DEBUG_INSTALL) { 12801 Slog.d(TAG, " user " + allUsers[i] 12802 + " => " + perUserInstalled[i]); 12803 } 12804 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12805 } 12806 // these install state changes will be persisted in the 12807 // upcoming call to mSettings.writeLPr(). 12808 } 12809 } 12810 // It's implied that when a user requests installation, they want the app to be 12811 // installed and enabled. 12812 int userId = user.getIdentifier(); 12813 if (userId != UserHandle.USER_ALL) { 12814 ps.setInstalled(true, userId); 12815 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12816 } 12817 } 12818 res.name = pkgName; 12819 res.uid = newPackage.applicationInfo.uid; 12820 res.pkg = newPackage; 12821 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12822 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12823 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12824 //to update install status 12825 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12826 mSettings.writeLPr(); 12827 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12828 } 12829 12830 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12831 } 12832 12833 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12834 try { 12835 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12836 installPackageLI(args, res); 12837 } finally { 12838 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12839 } 12840 } 12841 12842 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12843 final int installFlags = args.installFlags; 12844 final String installerPackageName = args.installerPackageName; 12845 final String volumeUuid = args.volumeUuid; 12846 final File tmpPackageFile = new File(args.getCodePath()); 12847 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12848 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12849 || (args.volumeUuid != null)); 12850 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12851 boolean replace = false; 12852 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12853 if (args.move != null) { 12854 // moving a complete application; perfom an initial scan on the new install location 12855 scanFlags |= SCAN_INITIAL; 12856 } 12857 // Result object to be returned 12858 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12859 12860 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12861 12862 // Sanity check 12863 if (ephemeral && (forwardLocked || onExternal)) { 12864 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12865 + " external=" + onExternal); 12866 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12867 return; 12868 } 12869 12870 // Retrieve PackageSettings and parse package 12871 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12872 | PackageParser.PARSE_ENFORCE_CODE 12873 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12874 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12875 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12876 PackageParser pp = new PackageParser(); 12877 pp.setSeparateProcesses(mSeparateProcesses); 12878 pp.setDisplayMetrics(mMetrics); 12879 12880 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12881 final PackageParser.Package pkg; 12882 try { 12883 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12884 } catch (PackageParserException e) { 12885 res.setError("Failed parse during installPackageLI", e); 12886 return; 12887 } finally { 12888 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12889 } 12890 12891 // Mark that we have an install time CPU ABI override. 12892 pkg.cpuAbiOverride = args.abiOverride; 12893 12894 String pkgName = res.name = pkg.packageName; 12895 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12896 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12897 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12898 return; 12899 } 12900 } 12901 12902 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12903 try { 12904 pp.collectCertificates(pkg, parseFlags); 12905 } catch (PackageParserException e) { 12906 res.setError("Failed collect during installPackageLI", e); 12907 return; 12908 } finally { 12909 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12910 } 12911 12912 // Get rid of all references to package scan path via parser. 12913 pp = null; 12914 String oldCodePath = null; 12915 boolean systemApp = false; 12916 synchronized (mPackages) { 12917 // Check if installing already existing package 12918 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12919 String oldName = mSettings.mRenamedPackages.get(pkgName); 12920 if (pkg.mOriginalPackages != null 12921 && pkg.mOriginalPackages.contains(oldName) 12922 && mPackages.containsKey(oldName)) { 12923 // This package is derived from an original package, 12924 // and this device has been updating from that original 12925 // name. We must continue using the original name, so 12926 // rename the new package here. 12927 pkg.setPackageName(oldName); 12928 pkgName = pkg.packageName; 12929 replace = true; 12930 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12931 + oldName + " pkgName=" + pkgName); 12932 } else if (mPackages.containsKey(pkgName)) { 12933 // This package, under its official name, already exists 12934 // on the device; we should replace it. 12935 replace = true; 12936 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12937 } 12938 12939 // Prevent apps opting out from runtime permissions 12940 if (replace) { 12941 PackageParser.Package oldPackage = mPackages.get(pkgName); 12942 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12943 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12944 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12945 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12946 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12947 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12948 + " doesn't support runtime permissions but the old" 12949 + " target SDK " + oldTargetSdk + " does."); 12950 return; 12951 } 12952 } 12953 } 12954 12955 PackageSetting ps = mSettings.mPackages.get(pkgName); 12956 if (ps != null) { 12957 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12958 12959 // Quick sanity check that we're signed correctly if updating; 12960 // we'll check this again later when scanning, but we want to 12961 // bail early here before tripping over redefined permissions. 12962 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12963 if (!checkUpgradeKeySetLP(ps, pkg)) { 12964 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12965 + pkg.packageName + " upgrade keys do not match the " 12966 + "previously installed version"); 12967 return; 12968 } 12969 } else { 12970 try { 12971 verifySignaturesLP(ps, pkg); 12972 } catch (PackageManagerException e) { 12973 res.setError(e.error, e.getMessage()); 12974 return; 12975 } 12976 } 12977 12978 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12979 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12980 systemApp = (ps.pkg.applicationInfo.flags & 12981 ApplicationInfo.FLAG_SYSTEM) != 0; 12982 } 12983 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12984 } 12985 12986 // Check whether the newly-scanned package wants to define an already-defined perm 12987 int N = pkg.permissions.size(); 12988 for (int i = N-1; i >= 0; i--) { 12989 PackageParser.Permission perm = pkg.permissions.get(i); 12990 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12991 if (bp != null) { 12992 // If the defining package is signed with our cert, it's okay. This 12993 // also includes the "updating the same package" case, of course. 12994 // "updating same package" could also involve key-rotation. 12995 final boolean sigsOk; 12996 if (bp.sourcePackage.equals(pkg.packageName) 12997 && (bp.packageSetting instanceof PackageSetting) 12998 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12999 scanFlags))) { 13000 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 13001 } else { 13002 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 13003 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 13004 } 13005 if (!sigsOk) { 13006 // If the owning package is the system itself, we log but allow 13007 // install to proceed; we fail the install on all other permission 13008 // redefinitions. 13009 if (!bp.sourcePackage.equals("android")) { 13010 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 13011 + pkg.packageName + " attempting to redeclare permission " 13012 + perm.info.name + " already owned by " + bp.sourcePackage); 13013 res.origPermission = perm.info.name; 13014 res.origPackage = bp.sourcePackage; 13015 return; 13016 } else { 13017 Slog.w(TAG, "Package " + pkg.packageName 13018 + " attempting to redeclare system permission " 13019 + perm.info.name + "; ignoring new declaration"); 13020 pkg.permissions.remove(i); 13021 } 13022 } 13023 } 13024 } 13025 13026 } 13027 13028 if (systemApp) { 13029 if (onExternal) { 13030 // Abort update; system app can't be replaced with app on sdcard 13031 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 13032 "Cannot install updates to system apps on sdcard"); 13033 return; 13034 } else if (ephemeral) { 13035 // Abort update; system app can't be replaced with an ephemeral app 13036 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 13037 "Cannot update a system app with an ephemeral app"); 13038 return; 13039 } 13040 } 13041 13042 if (args.move != null) { 13043 // We did an in-place move, so dex is ready to roll 13044 scanFlags |= SCAN_NO_DEX; 13045 scanFlags |= SCAN_MOVE; 13046 13047 synchronized (mPackages) { 13048 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13049 if (ps == null) { 13050 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13051 "Missing settings for moved package " + pkgName); 13052 } 13053 13054 // We moved the entire application as-is, so bring over the 13055 // previously derived ABI information. 13056 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13057 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13058 } 13059 13060 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13061 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13062 scanFlags |= SCAN_NO_DEX; 13063 13064 try { 13065 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 13066 true /* extract libs */); 13067 } catch (PackageManagerException pme) { 13068 Slog.e(TAG, "Error deriving application ABI", pme); 13069 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13070 return; 13071 } 13072 } 13073 13074 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13075 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13076 return; 13077 } 13078 13079 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13080 13081 if (replace) { 13082 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13083 installerPackageName, volumeUuid, res); 13084 } else { 13085 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13086 args.user, installerPackageName, volumeUuid, res); 13087 } 13088 synchronized (mPackages) { 13089 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13090 if (ps != null) { 13091 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13092 } 13093 } 13094 } 13095 13096 private void startIntentFilterVerifications(int userId, boolean replacing, 13097 PackageParser.Package pkg) { 13098 if (mIntentFilterVerifierComponent == null) { 13099 Slog.w(TAG, "No IntentFilter verification will not be done as " 13100 + "there is no IntentFilterVerifier available!"); 13101 return; 13102 } 13103 13104 final int verifierUid = getPackageUid( 13105 mIntentFilterVerifierComponent.getPackageName(), 13106 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13107 13108 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13109 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13110 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13111 mHandler.sendMessage(msg); 13112 } 13113 13114 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13115 PackageParser.Package pkg) { 13116 int size = pkg.activities.size(); 13117 if (size == 0) { 13118 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13119 "No activity, so no need to verify any IntentFilter!"); 13120 return; 13121 } 13122 13123 final boolean hasDomainURLs = hasDomainURLs(pkg); 13124 if (!hasDomainURLs) { 13125 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13126 "No domain URLs, so no need to verify any IntentFilter!"); 13127 return; 13128 } 13129 13130 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13131 + " if any IntentFilter from the " + size 13132 + " Activities needs verification ..."); 13133 13134 int count = 0; 13135 final String packageName = pkg.packageName; 13136 13137 synchronized (mPackages) { 13138 // If this is a new install and we see that we've already run verification for this 13139 // package, we have nothing to do: it means the state was restored from backup. 13140 if (!replacing) { 13141 IntentFilterVerificationInfo ivi = 13142 mSettings.getIntentFilterVerificationLPr(packageName); 13143 if (ivi != null) { 13144 if (DEBUG_DOMAIN_VERIFICATION) { 13145 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13146 + ivi.getStatusString()); 13147 } 13148 return; 13149 } 13150 } 13151 13152 // If any filters need to be verified, then all need to be. 13153 boolean needToVerify = false; 13154 for (PackageParser.Activity a : pkg.activities) { 13155 for (ActivityIntentInfo filter : a.intents) { 13156 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13157 if (DEBUG_DOMAIN_VERIFICATION) { 13158 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13159 } 13160 needToVerify = true; 13161 break; 13162 } 13163 } 13164 } 13165 13166 if (needToVerify) { 13167 final int verificationId = mIntentFilterVerificationToken++; 13168 for (PackageParser.Activity a : pkg.activities) { 13169 for (ActivityIntentInfo filter : a.intents) { 13170 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13171 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13172 "Verification needed for IntentFilter:" + filter.toString()); 13173 mIntentFilterVerifier.addOneIntentFilterVerification( 13174 verifierUid, userId, verificationId, filter, packageName); 13175 count++; 13176 } 13177 } 13178 } 13179 } 13180 } 13181 13182 if (count > 0) { 13183 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13184 + " IntentFilter verification" + (count > 1 ? "s" : "") 13185 + " for userId:" + userId); 13186 mIntentFilterVerifier.startVerifications(userId); 13187 } else { 13188 if (DEBUG_DOMAIN_VERIFICATION) { 13189 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13190 } 13191 } 13192 } 13193 13194 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13195 final ComponentName cn = filter.activity.getComponentName(); 13196 final String packageName = cn.getPackageName(); 13197 13198 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13199 packageName); 13200 if (ivi == null) { 13201 return true; 13202 } 13203 int status = ivi.getStatus(); 13204 switch (status) { 13205 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13206 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13207 return true; 13208 13209 default: 13210 // Nothing to do 13211 return false; 13212 } 13213 } 13214 13215 private static boolean isMultiArch(ApplicationInfo info) { 13216 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13217 } 13218 13219 private static boolean isExternal(PackageParser.Package pkg) { 13220 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13221 } 13222 13223 private static boolean isExternal(PackageSetting ps) { 13224 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13225 } 13226 13227 private static boolean isEphemeral(PackageParser.Package pkg) { 13228 return pkg.applicationInfo.isEphemeralApp(); 13229 } 13230 13231 private static boolean isEphemeral(PackageSetting ps) { 13232 return ps.pkg != null && isEphemeral(ps.pkg); 13233 } 13234 13235 private static boolean isSystemApp(PackageParser.Package pkg) { 13236 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13237 } 13238 13239 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13240 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13241 } 13242 13243 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13244 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13245 } 13246 13247 private static boolean isSystemApp(PackageSetting ps) { 13248 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13249 } 13250 13251 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13252 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13253 } 13254 13255 private int packageFlagsToInstallFlags(PackageSetting ps) { 13256 int installFlags = 0; 13257 if (isEphemeral(ps)) { 13258 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13259 } 13260 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13261 // This existing package was an external ASEC install when we have 13262 // the external flag without a UUID 13263 installFlags |= PackageManager.INSTALL_EXTERNAL; 13264 } 13265 if (ps.isForwardLocked()) { 13266 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13267 } 13268 return installFlags; 13269 } 13270 13271 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13272 if (isExternal(pkg)) { 13273 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13274 return StorageManager.UUID_PRIMARY_PHYSICAL; 13275 } else { 13276 return pkg.volumeUuid; 13277 } 13278 } else { 13279 return StorageManager.UUID_PRIVATE_INTERNAL; 13280 } 13281 } 13282 13283 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13284 if (isExternal(pkg)) { 13285 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13286 return mSettings.getExternalVersion(); 13287 } else { 13288 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13289 } 13290 } else { 13291 return mSettings.getInternalVersion(); 13292 } 13293 } 13294 13295 private void deleteTempPackageFiles() { 13296 final FilenameFilter filter = new FilenameFilter() { 13297 public boolean accept(File dir, String name) { 13298 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13299 } 13300 }; 13301 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13302 file.delete(); 13303 } 13304 } 13305 13306 @Override 13307 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13308 int flags) { 13309 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13310 flags); 13311 } 13312 13313 @Override 13314 public void deletePackage(final String packageName, 13315 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13316 mContext.enforceCallingOrSelfPermission( 13317 android.Manifest.permission.DELETE_PACKAGES, null); 13318 Preconditions.checkNotNull(packageName); 13319 Preconditions.checkNotNull(observer); 13320 final int uid = Binder.getCallingUid(); 13321 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13322 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13323 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13324 mContext.enforceCallingOrSelfPermission( 13325 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13326 "deletePackage for user " + userId); 13327 } 13328 13329 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13330 try { 13331 observer.onPackageDeleted(packageName, 13332 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13333 } catch (RemoteException re) { 13334 } 13335 return; 13336 } 13337 13338 for (int currentUserId : users) { 13339 if (getBlockUninstallForUser(packageName, currentUserId)) { 13340 try { 13341 observer.onPackageDeleted(packageName, 13342 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13343 } catch (RemoteException re) { 13344 } 13345 return; 13346 } 13347 } 13348 13349 if (DEBUG_REMOVE) { 13350 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13351 } 13352 // Queue up an async operation since the package deletion may take a little while. 13353 mHandler.post(new Runnable() { 13354 public void run() { 13355 mHandler.removeCallbacks(this); 13356 final int returnCode = deletePackageX(packageName, userId, flags); 13357 try { 13358 observer.onPackageDeleted(packageName, returnCode, null); 13359 } catch (RemoteException e) { 13360 Log.i(TAG, "Observer no longer exists."); 13361 } //end catch 13362 } //end run 13363 }); 13364 } 13365 13366 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13367 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13368 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13369 try { 13370 if (dpm != null) { 13371 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13372 /* callingUserOnly =*/ false); 13373 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13374 : deviceOwnerComponentName.getPackageName(); 13375 // Does the package contains the device owner? 13376 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13377 // this check is probably not needed, since DO should be registered as a device 13378 // admin on some user too. (Original bug for this: b/17657954) 13379 if (packageName.equals(deviceOwnerPackageName)) { 13380 return true; 13381 } 13382 // Does it contain a device admin for any user? 13383 int[] users; 13384 if (userId == UserHandle.USER_ALL) { 13385 users = sUserManager.getUserIds(); 13386 } else { 13387 users = new int[]{userId}; 13388 } 13389 for (int i = 0; i < users.length; ++i) { 13390 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13391 return true; 13392 } 13393 } 13394 } 13395 } catch (RemoteException e) { 13396 } 13397 return false; 13398 } 13399 13400 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13401 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13402 } 13403 13404 /** 13405 * This method is an internal method that could be get invoked either 13406 * to delete an installed package or to clean up a failed installation. 13407 * After deleting an installed package, a broadcast is sent to notify any 13408 * listeners that the package has been installed. For cleaning up a failed 13409 * installation, the broadcast is not necessary since the package's 13410 * installation wouldn't have sent the initial broadcast either 13411 * The key steps in deleting a package are 13412 * deleting the package information in internal structures like mPackages, 13413 * deleting the packages base directories through installd 13414 * updating mSettings to reflect current status 13415 * persisting settings for later use 13416 * sending a broadcast if necessary 13417 */ 13418 private int deletePackageX(String packageName, int userId, int flags) { 13419 final PackageRemovedInfo info = new PackageRemovedInfo(); 13420 final boolean res; 13421 13422 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13423 ? UserHandle.ALL : new UserHandle(userId); 13424 13425 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13426 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13427 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13428 } 13429 13430 boolean removedForAllUsers = false; 13431 boolean systemUpdate = false; 13432 13433 PackageParser.Package uninstalledPkg; 13434 13435 // for the uninstall-updates case and restricted profiles, remember the per- 13436 // userhandle installed state 13437 int[] allUsers; 13438 boolean[] perUserInstalled; 13439 synchronized (mPackages) { 13440 uninstalledPkg = mPackages.get(packageName); 13441 PackageSetting ps = mSettings.mPackages.get(packageName); 13442 allUsers = sUserManager.getUserIds(); 13443 perUserInstalled = new boolean[allUsers.length]; 13444 for (int i = 0; i < allUsers.length; i++) { 13445 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13446 } 13447 } 13448 13449 synchronized (mInstallLock) { 13450 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13451 res = deletePackageLI(packageName, removeForUser, 13452 true, allUsers, perUserInstalled, 13453 flags | REMOVE_CHATTY, info, true); 13454 systemUpdate = info.isRemovedPackageSystemUpdate; 13455 synchronized (mPackages) { 13456 if (res) { 13457 if (!systemUpdate && mPackages.get(packageName) == null) { 13458 removedForAllUsers = true; 13459 } 13460 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13461 } 13462 } 13463 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13464 + " removedForAllUsers=" + removedForAllUsers); 13465 } 13466 13467 if (res) { 13468 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13469 13470 // If the removed package was a system update, the old system package 13471 // was re-enabled; we need to broadcast this information 13472 if (systemUpdate) { 13473 Bundle extras = new Bundle(1); 13474 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13475 ? info.removedAppId : info.uid); 13476 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13477 13478 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13479 extras, 0, null, null, null); 13480 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13481 extras, 0, null, null, null); 13482 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13483 null, 0, packageName, null, null); 13484 } 13485 } 13486 // Force a gc here. 13487 Runtime.getRuntime().gc(); 13488 // Delete the resources here after sending the broadcast to let 13489 // other processes clean up before deleting resources. 13490 if (info.args != null) { 13491 synchronized (mInstallLock) { 13492 info.args.doPostDeleteLI(true); 13493 } 13494 } 13495 13496 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13497 } 13498 13499 class PackageRemovedInfo { 13500 String removedPackage; 13501 int uid = -1; 13502 int removedAppId = -1; 13503 int[] removedUsers = null; 13504 boolean isRemovedPackageSystemUpdate = false; 13505 // Clean up resources deleted packages. 13506 InstallArgs args = null; 13507 13508 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13509 Bundle extras = new Bundle(1); 13510 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13511 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13512 if (replacing) { 13513 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13514 } 13515 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13516 if (removedPackage != null) { 13517 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13518 extras, 0, null, null, removedUsers); 13519 if (fullRemove && !replacing) { 13520 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13521 extras, 0, null, null, removedUsers); 13522 } 13523 } 13524 if (removedAppId >= 0) { 13525 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13526 removedUsers); 13527 } 13528 } 13529 } 13530 13531 /* 13532 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13533 * flag is not set, the data directory is removed as well. 13534 * make sure this flag is set for partially installed apps. If not its meaningless to 13535 * delete a partially installed application. 13536 */ 13537 private void removePackageDataLI(PackageSetting ps, 13538 int[] allUserHandles, boolean[] perUserInstalled, 13539 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13540 String packageName = ps.name; 13541 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13542 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13543 // Retrieve object to delete permissions for shared user later on 13544 final PackageSetting deletedPs; 13545 // reader 13546 synchronized (mPackages) { 13547 deletedPs = mSettings.mPackages.get(packageName); 13548 if (outInfo != null) { 13549 outInfo.removedPackage = packageName; 13550 outInfo.removedUsers = deletedPs != null 13551 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13552 : null; 13553 } 13554 } 13555 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13556 removeDataDirsLI(ps.volumeUuid, packageName); 13557 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13558 } 13559 // writer 13560 synchronized (mPackages) { 13561 if (deletedPs != null) { 13562 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13563 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13564 clearDefaultBrowserIfNeeded(packageName); 13565 if (outInfo != null) { 13566 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13567 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13568 } 13569 updatePermissionsLPw(deletedPs.name, null, 0); 13570 if (deletedPs.sharedUser != null) { 13571 // Remove permissions associated with package. Since runtime 13572 // permissions are per user we have to kill the removed package 13573 // or packages running under the shared user of the removed 13574 // package if revoking the permissions requested only by the removed 13575 // package is successful and this causes a change in gids. 13576 for (int userId : UserManagerService.getInstance().getUserIds()) { 13577 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13578 userId); 13579 if (userIdToKill == UserHandle.USER_ALL 13580 || userIdToKill >= UserHandle.USER_SYSTEM) { 13581 // If gids changed for this user, kill all affected packages. 13582 mHandler.post(new Runnable() { 13583 @Override 13584 public void run() { 13585 // This has to happen with no lock held. 13586 killApplication(deletedPs.name, deletedPs.appId, 13587 KILL_APP_REASON_GIDS_CHANGED); 13588 } 13589 }); 13590 break; 13591 } 13592 } 13593 } 13594 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13595 } 13596 // make sure to preserve per-user disabled state if this removal was just 13597 // a downgrade of a system app to the factory package 13598 if (allUserHandles != null && perUserInstalled != null) { 13599 if (DEBUG_REMOVE) { 13600 Slog.d(TAG, "Propagating install state across downgrade"); 13601 } 13602 for (int i = 0; i < allUserHandles.length; i++) { 13603 if (DEBUG_REMOVE) { 13604 Slog.d(TAG, " user " + allUserHandles[i] 13605 + " => " + perUserInstalled[i]); 13606 } 13607 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13608 } 13609 } 13610 } 13611 // can downgrade to reader 13612 if (writeSettings) { 13613 // Save settings now 13614 mSettings.writeLPr(); 13615 } 13616 } 13617 if (outInfo != null) { 13618 // A user ID was deleted here. Go through all users and remove it 13619 // from KeyStore. 13620 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13621 } 13622 } 13623 13624 static boolean locationIsPrivileged(File path) { 13625 try { 13626 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13627 .getCanonicalPath(); 13628 return path.getCanonicalPath().startsWith(privilegedAppDir); 13629 } catch (IOException e) { 13630 Slog.e(TAG, "Unable to access code path " + path); 13631 } 13632 return false; 13633 } 13634 13635 /* 13636 * Tries to delete system package. 13637 */ 13638 private boolean deleteSystemPackageLI(PackageSetting newPs, 13639 int[] allUserHandles, boolean[] perUserInstalled, 13640 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13641 final boolean applyUserRestrictions 13642 = (allUserHandles != null) && (perUserInstalled != null); 13643 PackageSetting disabledPs = null; 13644 // Confirm if the system package has been updated 13645 // An updated system app can be deleted. This will also have to restore 13646 // the system pkg from system partition 13647 // reader 13648 synchronized (mPackages) { 13649 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13650 } 13651 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13652 + " disabledPs=" + disabledPs); 13653 if (disabledPs == null) { 13654 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13655 return false; 13656 } else if (DEBUG_REMOVE) { 13657 Slog.d(TAG, "Deleting system pkg from data partition"); 13658 } 13659 if (DEBUG_REMOVE) { 13660 if (applyUserRestrictions) { 13661 Slog.d(TAG, "Remembering install states:"); 13662 for (int i = 0; i < allUserHandles.length; i++) { 13663 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13664 } 13665 } 13666 } 13667 // Delete the updated package 13668 outInfo.isRemovedPackageSystemUpdate = true; 13669 if (disabledPs.versionCode < newPs.versionCode) { 13670 // Delete data for downgrades 13671 flags &= ~PackageManager.DELETE_KEEP_DATA; 13672 } else { 13673 // Preserve data by setting flag 13674 flags |= PackageManager.DELETE_KEEP_DATA; 13675 } 13676 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13677 allUserHandles, perUserInstalled, outInfo, writeSettings); 13678 if (!ret) { 13679 return false; 13680 } 13681 // writer 13682 synchronized (mPackages) { 13683 // Reinstate the old system package 13684 mSettings.enableSystemPackageLPw(newPs.name); 13685 // Remove any native libraries from the upgraded package. 13686 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13687 } 13688 // Install the system package 13689 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13690 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13691 if (locationIsPrivileged(disabledPs.codePath)) { 13692 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13693 } 13694 13695 final PackageParser.Package newPkg; 13696 try { 13697 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13698 } catch (PackageManagerException e) { 13699 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13700 return false; 13701 } 13702 13703 // writer 13704 synchronized (mPackages) { 13705 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13706 13707 // Propagate the permissions state as we do not want to drop on the floor 13708 // runtime permissions. The update permissions method below will take 13709 // care of removing obsolete permissions and grant install permissions. 13710 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13711 updatePermissionsLPw(newPkg.packageName, newPkg, 13712 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13713 13714 if (applyUserRestrictions) { 13715 if (DEBUG_REMOVE) { 13716 Slog.d(TAG, "Propagating install state across reinstall"); 13717 } 13718 for (int i = 0; i < allUserHandles.length; i++) { 13719 if (DEBUG_REMOVE) { 13720 Slog.d(TAG, " user " + allUserHandles[i] 13721 + " => " + perUserInstalled[i]); 13722 } 13723 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13724 13725 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13726 } 13727 // Regardless of writeSettings we need to ensure that this restriction 13728 // state propagation is persisted 13729 mSettings.writeAllUsersPackageRestrictionsLPr(); 13730 } 13731 // can downgrade to reader here 13732 if (writeSettings) { 13733 mSettings.writeLPr(); 13734 } 13735 } 13736 return true; 13737 } 13738 13739 private boolean deleteInstalledPackageLI(PackageSetting ps, 13740 boolean deleteCodeAndResources, int flags, 13741 int[] allUserHandles, boolean[] perUserInstalled, 13742 PackageRemovedInfo outInfo, boolean writeSettings) { 13743 if (outInfo != null) { 13744 outInfo.uid = ps.appId; 13745 } 13746 13747 // Delete package data from internal structures and also remove data if flag is set 13748 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13749 13750 // Delete application code and resources 13751 if (deleteCodeAndResources && (outInfo != null)) { 13752 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13753 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13754 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13755 } 13756 return true; 13757 } 13758 13759 @Override 13760 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13761 int userId) { 13762 mContext.enforceCallingOrSelfPermission( 13763 android.Manifest.permission.DELETE_PACKAGES, null); 13764 synchronized (mPackages) { 13765 PackageSetting ps = mSettings.mPackages.get(packageName); 13766 if (ps == null) { 13767 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13768 return false; 13769 } 13770 if (!ps.getInstalled(userId)) { 13771 // Can't block uninstall for an app that is not installed or enabled. 13772 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13773 return false; 13774 } 13775 ps.setBlockUninstall(blockUninstall, userId); 13776 mSettings.writePackageRestrictionsLPr(userId); 13777 } 13778 return true; 13779 } 13780 13781 @Override 13782 public boolean getBlockUninstallForUser(String packageName, int userId) { 13783 synchronized (mPackages) { 13784 PackageSetting ps = mSettings.mPackages.get(packageName); 13785 if (ps == null) { 13786 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13787 return false; 13788 } 13789 return ps.getBlockUninstall(userId); 13790 } 13791 } 13792 13793 @Override 13794 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 13795 int callingUid = Binder.getCallingUid(); 13796 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 13797 throw new SecurityException( 13798 "setRequiredForSystemUser can only be run by the system or root"); 13799 } 13800 synchronized (mPackages) { 13801 PackageSetting ps = mSettings.mPackages.get(packageName); 13802 if (ps == null) { 13803 Log.w(TAG, "Package doesn't exist: " + packageName); 13804 return false; 13805 } 13806 if (systemUserApp) { 13807 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13808 } else { 13809 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13810 } 13811 mSettings.writeLPr(); 13812 } 13813 return true; 13814 } 13815 13816 /* 13817 * This method handles package deletion in general 13818 */ 13819 private boolean deletePackageLI(String packageName, UserHandle user, 13820 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13821 int flags, PackageRemovedInfo outInfo, 13822 boolean writeSettings) { 13823 if (packageName == null) { 13824 Slog.w(TAG, "Attempt to delete null packageName."); 13825 return false; 13826 } 13827 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13828 PackageSetting ps; 13829 boolean dataOnly = false; 13830 int removeUser = -1; 13831 int appId = -1; 13832 synchronized (mPackages) { 13833 ps = mSettings.mPackages.get(packageName); 13834 if (ps == null) { 13835 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13836 return false; 13837 } 13838 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13839 && user.getIdentifier() != UserHandle.USER_ALL) { 13840 // The caller is asking that the package only be deleted for a single 13841 // user. To do this, we just mark its uninstalled state and delete 13842 // its data. If this is a system app, we only allow this to happen if 13843 // they have set the special DELETE_SYSTEM_APP which requests different 13844 // semantics than normal for uninstalling system apps. 13845 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13846 final int userId = user.getIdentifier(); 13847 ps.setUserState(userId, 13848 COMPONENT_ENABLED_STATE_DEFAULT, 13849 false, //installed 13850 true, //stopped 13851 true, //notLaunched 13852 false, //hidden 13853 false, //suspended 13854 null, null, null, 13855 false, // blockUninstall 13856 ps.readUserState(userId).domainVerificationStatus, 0); 13857 if (!isSystemApp(ps)) { 13858 // Do not uninstall the APK if an app should be cached 13859 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13860 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13861 // Other user still have this package installed, so all 13862 // we need to do is clear this user's data and save that 13863 // it is uninstalled. 13864 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13865 removeUser = user.getIdentifier(); 13866 appId = ps.appId; 13867 scheduleWritePackageRestrictionsLocked(removeUser); 13868 } else { 13869 // We need to set it back to 'installed' so the uninstall 13870 // broadcasts will be sent correctly. 13871 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13872 ps.setInstalled(true, user.getIdentifier()); 13873 } 13874 } else { 13875 // This is a system app, so we assume that the 13876 // other users still have this package installed, so all 13877 // we need to do is clear this user's data and save that 13878 // it is uninstalled. 13879 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13880 removeUser = user.getIdentifier(); 13881 appId = ps.appId; 13882 scheduleWritePackageRestrictionsLocked(removeUser); 13883 } 13884 } 13885 } 13886 13887 if (removeUser >= 0) { 13888 // From above, we determined that we are deleting this only 13889 // for a single user. Continue the work here. 13890 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13891 if (outInfo != null) { 13892 outInfo.removedPackage = packageName; 13893 outInfo.removedAppId = appId; 13894 outInfo.removedUsers = new int[] {removeUser}; 13895 } 13896 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13897 removeKeystoreDataIfNeeded(removeUser, appId); 13898 schedulePackageCleaning(packageName, removeUser, false); 13899 synchronized (mPackages) { 13900 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13901 scheduleWritePackageRestrictionsLocked(removeUser); 13902 } 13903 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13904 } 13905 return true; 13906 } 13907 13908 if (dataOnly) { 13909 // Delete application data first 13910 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13911 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13912 return true; 13913 } 13914 13915 boolean ret = false; 13916 if (isSystemApp(ps)) { 13917 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13918 // When an updated system application is deleted we delete the existing resources as well and 13919 // fall back to existing code in system partition 13920 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13921 flags, outInfo, writeSettings); 13922 } else { 13923 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13924 // Kill application pre-emptively especially for apps on sd. 13925 killApplication(packageName, ps.appId, "uninstall pkg"); 13926 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13927 allUserHandles, perUserInstalled, 13928 outInfo, writeSettings); 13929 } 13930 13931 return ret; 13932 } 13933 13934 private final static class ClearStorageConnection implements ServiceConnection { 13935 IMediaContainerService mContainerService; 13936 13937 @Override 13938 public void onServiceConnected(ComponentName name, IBinder service) { 13939 synchronized (this) { 13940 mContainerService = IMediaContainerService.Stub.asInterface(service); 13941 notifyAll(); 13942 } 13943 } 13944 13945 @Override 13946 public void onServiceDisconnected(ComponentName name) { 13947 } 13948 } 13949 13950 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13951 final boolean mounted; 13952 if (Environment.isExternalStorageEmulated()) { 13953 mounted = true; 13954 } else { 13955 final String status = Environment.getExternalStorageState(); 13956 13957 mounted = status.equals(Environment.MEDIA_MOUNTED) 13958 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13959 } 13960 13961 if (!mounted) { 13962 return; 13963 } 13964 13965 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13966 int[] users; 13967 if (userId == UserHandle.USER_ALL) { 13968 users = sUserManager.getUserIds(); 13969 } else { 13970 users = new int[] { userId }; 13971 } 13972 final ClearStorageConnection conn = new ClearStorageConnection(); 13973 if (mContext.bindServiceAsUser( 13974 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13975 try { 13976 for (int curUser : users) { 13977 long timeout = SystemClock.uptimeMillis() + 5000; 13978 synchronized (conn) { 13979 long now = SystemClock.uptimeMillis(); 13980 while (conn.mContainerService == null && now < timeout) { 13981 try { 13982 conn.wait(timeout - now); 13983 } catch (InterruptedException e) { 13984 } 13985 } 13986 } 13987 if (conn.mContainerService == null) { 13988 return; 13989 } 13990 13991 final UserEnvironment userEnv = new UserEnvironment(curUser); 13992 clearDirectory(conn.mContainerService, 13993 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13994 if (allData) { 13995 clearDirectory(conn.mContainerService, 13996 userEnv.buildExternalStorageAppDataDirs(packageName)); 13997 clearDirectory(conn.mContainerService, 13998 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13999 } 14000 } 14001 } finally { 14002 mContext.unbindService(conn); 14003 } 14004 } 14005 } 14006 14007 @Override 14008 public void clearApplicationUserData(final String packageName, 14009 final IPackageDataObserver observer, final int userId) { 14010 mContext.enforceCallingOrSelfPermission( 14011 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 14012 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 14013 // Queue up an async operation since the package deletion may take a little while. 14014 mHandler.post(new Runnable() { 14015 public void run() { 14016 mHandler.removeCallbacks(this); 14017 final boolean succeeded; 14018 synchronized (mInstallLock) { 14019 succeeded = clearApplicationUserDataLI(packageName, userId); 14020 } 14021 clearExternalStorageDataSync(packageName, userId, true); 14022 if (succeeded) { 14023 // invoke DeviceStorageMonitor's update method to clear any notifications 14024 DeviceStorageMonitorInternal 14025 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14026 if (dsm != null) { 14027 dsm.checkMemory(); 14028 } 14029 } 14030 if(observer != null) { 14031 try { 14032 observer.onRemoveCompleted(packageName, succeeded); 14033 } catch (RemoteException e) { 14034 Log.i(TAG, "Observer no longer exists."); 14035 } 14036 } //end if observer 14037 } //end run 14038 }); 14039 } 14040 14041 private boolean clearApplicationUserDataLI(String packageName, int userId) { 14042 if (packageName == null) { 14043 Slog.w(TAG, "Attempt to delete null packageName."); 14044 return false; 14045 } 14046 14047 // Try finding details about the requested package 14048 PackageParser.Package pkg; 14049 synchronized (mPackages) { 14050 pkg = mPackages.get(packageName); 14051 if (pkg == null) { 14052 final PackageSetting ps = mSettings.mPackages.get(packageName); 14053 if (ps != null) { 14054 pkg = ps.pkg; 14055 } 14056 } 14057 14058 if (pkg == null) { 14059 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14060 return false; 14061 } 14062 14063 PackageSetting ps = (PackageSetting) pkg.mExtras; 14064 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14065 } 14066 14067 // Always delete data directories for package, even if we found no other 14068 // record of app. This helps users recover from UID mismatches without 14069 // resorting to a full data wipe. 14070 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 14071 if (retCode < 0) { 14072 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 14073 return false; 14074 } 14075 14076 final int appId = pkg.applicationInfo.uid; 14077 removeKeystoreDataIfNeeded(userId, appId); 14078 14079 // Create a native library symlink only if we have native libraries 14080 // and if the native libraries are 32 bit libraries. We do not provide 14081 // this symlink for 64 bit libraries. 14082 if (pkg.applicationInfo.primaryCpuAbi != null && 14083 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14084 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14085 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14086 nativeLibPath, userId) < 0) { 14087 Slog.w(TAG, "Failed linking native library dir"); 14088 return false; 14089 } 14090 } 14091 14092 return true; 14093 } 14094 14095 /** 14096 * Reverts user permission state changes (permissions and flags) in 14097 * all packages for a given user. 14098 * 14099 * @param userId The device user for which to do a reset. 14100 */ 14101 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14102 final int packageCount = mPackages.size(); 14103 for (int i = 0; i < packageCount; i++) { 14104 PackageParser.Package pkg = mPackages.valueAt(i); 14105 PackageSetting ps = (PackageSetting) pkg.mExtras; 14106 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14107 } 14108 } 14109 14110 /** 14111 * Reverts user permission state changes (permissions and flags). 14112 * 14113 * @param ps The package for which to reset. 14114 * @param userId The device user for which to do a reset. 14115 */ 14116 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14117 final PackageSetting ps, final int userId) { 14118 if (ps.pkg == null) { 14119 return; 14120 } 14121 14122 // These are flags that can change base on user actions. 14123 final int userSettableMask = FLAG_PERMISSION_USER_SET 14124 | FLAG_PERMISSION_USER_FIXED 14125 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14126 | FLAG_PERMISSION_REVIEW_REQUIRED; 14127 14128 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14129 | FLAG_PERMISSION_POLICY_FIXED; 14130 14131 boolean writeInstallPermissions = false; 14132 boolean writeRuntimePermissions = false; 14133 14134 final int permissionCount = ps.pkg.requestedPermissions.size(); 14135 for (int i = 0; i < permissionCount; i++) { 14136 String permission = ps.pkg.requestedPermissions.get(i); 14137 14138 BasePermission bp = mSettings.mPermissions.get(permission); 14139 if (bp == null) { 14140 continue; 14141 } 14142 14143 // If shared user we just reset the state to which only this app contributed. 14144 if (ps.sharedUser != null) { 14145 boolean used = false; 14146 final int packageCount = ps.sharedUser.packages.size(); 14147 for (int j = 0; j < packageCount; j++) { 14148 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14149 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14150 && pkg.pkg.requestedPermissions.contains(permission)) { 14151 used = true; 14152 break; 14153 } 14154 } 14155 if (used) { 14156 continue; 14157 } 14158 } 14159 14160 PermissionsState permissionsState = ps.getPermissionsState(); 14161 14162 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14163 14164 // Always clear the user settable flags. 14165 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14166 bp.name) != null; 14167 // If permission review is enabled and this is a legacy app, mark the 14168 // permission as requiring a review as this is the initial state. 14169 int flags = 0; 14170 if (Build.PERMISSIONS_REVIEW_REQUIRED 14171 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14172 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14173 } 14174 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14175 if (hasInstallState) { 14176 writeInstallPermissions = true; 14177 } else { 14178 writeRuntimePermissions = true; 14179 } 14180 } 14181 14182 // Below is only runtime permission handling. 14183 if (!bp.isRuntime()) { 14184 continue; 14185 } 14186 14187 // Never clobber system or policy. 14188 if ((oldFlags & policyOrSystemFlags) != 0) { 14189 continue; 14190 } 14191 14192 // If this permission was granted by default, make sure it is. 14193 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14194 if (permissionsState.grantRuntimePermission(bp, userId) 14195 != PERMISSION_OPERATION_FAILURE) { 14196 writeRuntimePermissions = true; 14197 } 14198 // If permission review is enabled the permissions for a legacy apps 14199 // are represented as constantly granted runtime ones, so don't revoke. 14200 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14201 // Otherwise, reset the permission. 14202 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14203 switch (revokeResult) { 14204 case PERMISSION_OPERATION_SUCCESS: { 14205 writeRuntimePermissions = true; 14206 } break; 14207 14208 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14209 writeRuntimePermissions = true; 14210 final int appId = ps.appId; 14211 mHandler.post(new Runnable() { 14212 @Override 14213 public void run() { 14214 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14215 } 14216 }); 14217 } break; 14218 } 14219 } 14220 } 14221 14222 // Synchronously write as we are taking permissions away. 14223 if (writeRuntimePermissions) { 14224 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14225 } 14226 14227 // Synchronously write as we are taking permissions away. 14228 if (writeInstallPermissions) { 14229 mSettings.writeLPr(); 14230 } 14231 } 14232 14233 /** 14234 * Remove entries from the keystore daemon. Will only remove it if the 14235 * {@code appId} is valid. 14236 */ 14237 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14238 if (appId < 0) { 14239 return; 14240 } 14241 14242 final KeyStore keyStore = KeyStore.getInstance(); 14243 if (keyStore != null) { 14244 if (userId == UserHandle.USER_ALL) { 14245 for (final int individual : sUserManager.getUserIds()) { 14246 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14247 } 14248 } else { 14249 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14250 } 14251 } else { 14252 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14253 } 14254 } 14255 14256 @Override 14257 public void deleteApplicationCacheFiles(final String packageName, 14258 final IPackageDataObserver observer) { 14259 mContext.enforceCallingOrSelfPermission( 14260 android.Manifest.permission.DELETE_CACHE_FILES, null); 14261 // Queue up an async operation since the package deletion may take a little while. 14262 final int userId = UserHandle.getCallingUserId(); 14263 mHandler.post(new Runnable() { 14264 public void run() { 14265 mHandler.removeCallbacks(this); 14266 final boolean succeded; 14267 synchronized (mInstallLock) { 14268 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14269 } 14270 clearExternalStorageDataSync(packageName, userId, false); 14271 if (observer != null) { 14272 try { 14273 observer.onRemoveCompleted(packageName, succeded); 14274 } catch (RemoteException e) { 14275 Log.i(TAG, "Observer no longer exists."); 14276 } 14277 } //end if observer 14278 } //end run 14279 }); 14280 } 14281 14282 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14283 if (packageName == null) { 14284 Slog.w(TAG, "Attempt to delete null packageName."); 14285 return false; 14286 } 14287 PackageParser.Package p; 14288 synchronized (mPackages) { 14289 p = mPackages.get(packageName); 14290 } 14291 if (p == null) { 14292 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14293 return false; 14294 } 14295 final ApplicationInfo applicationInfo = p.applicationInfo; 14296 if (applicationInfo == null) { 14297 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14298 return false; 14299 } 14300 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 14301 if (retCode < 0) { 14302 Slog.w(TAG, "Couldn't remove cache files for package: " 14303 + packageName + " u" + userId); 14304 return false; 14305 } 14306 return true; 14307 } 14308 14309 @Override 14310 public void getPackageSizeInfo(final String packageName, int userHandle, 14311 final IPackageStatsObserver observer) { 14312 mContext.enforceCallingOrSelfPermission( 14313 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14314 if (packageName == null) { 14315 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14316 } 14317 14318 PackageStats stats = new PackageStats(packageName, userHandle); 14319 14320 /* 14321 * Queue up an async operation since the package measurement may take a 14322 * little while. 14323 */ 14324 Message msg = mHandler.obtainMessage(INIT_COPY); 14325 msg.obj = new MeasureParams(stats, observer); 14326 mHandler.sendMessage(msg); 14327 } 14328 14329 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14330 PackageStats pStats) { 14331 if (packageName == null) { 14332 Slog.w(TAG, "Attempt to get size of null packageName."); 14333 return false; 14334 } 14335 PackageParser.Package p; 14336 boolean dataOnly = false; 14337 String libDirRoot = null; 14338 String asecPath = null; 14339 PackageSetting ps = null; 14340 synchronized (mPackages) { 14341 p = mPackages.get(packageName); 14342 ps = mSettings.mPackages.get(packageName); 14343 if(p == null) { 14344 dataOnly = true; 14345 if((ps == null) || (ps.pkg == null)) { 14346 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14347 return false; 14348 } 14349 p = ps.pkg; 14350 } 14351 if (ps != null) { 14352 libDirRoot = ps.legacyNativeLibraryPathString; 14353 } 14354 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14355 final long token = Binder.clearCallingIdentity(); 14356 try { 14357 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14358 if (secureContainerId != null) { 14359 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14360 } 14361 } finally { 14362 Binder.restoreCallingIdentity(token); 14363 } 14364 } 14365 } 14366 String publicSrcDir = null; 14367 if(!dataOnly) { 14368 final ApplicationInfo applicationInfo = p.applicationInfo; 14369 if (applicationInfo == null) { 14370 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14371 return false; 14372 } 14373 if (p.isForwardLocked()) { 14374 publicSrcDir = applicationInfo.getBaseResourcePath(); 14375 } 14376 } 14377 // TODO: extend to measure size of split APKs 14378 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14379 // not just the first level. 14380 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14381 // just the primary. 14382 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14383 14384 String apkPath; 14385 File packageDir = new File(p.codePath); 14386 14387 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14388 apkPath = packageDir.getAbsolutePath(); 14389 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14390 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14391 libDirRoot = null; 14392 } 14393 } else { 14394 apkPath = p.baseCodePath; 14395 } 14396 14397 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 14398 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14399 if (res < 0) { 14400 return false; 14401 } 14402 14403 // Fix-up for forward-locked applications in ASEC containers. 14404 if (!isExternal(p)) { 14405 pStats.codeSize += pStats.externalCodeSize; 14406 pStats.externalCodeSize = 0L; 14407 } 14408 14409 return true; 14410 } 14411 14412 14413 @Override 14414 public void addPackageToPreferred(String packageName) { 14415 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14416 } 14417 14418 @Override 14419 public void removePackageFromPreferred(String packageName) { 14420 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14421 } 14422 14423 @Override 14424 public List<PackageInfo> getPreferredPackages(int flags) { 14425 return new ArrayList<PackageInfo>(); 14426 } 14427 14428 private int getUidTargetSdkVersionLockedLPr(int uid) { 14429 Object obj = mSettings.getUserIdLPr(uid); 14430 if (obj instanceof SharedUserSetting) { 14431 final SharedUserSetting sus = (SharedUserSetting) obj; 14432 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14433 final Iterator<PackageSetting> it = sus.packages.iterator(); 14434 while (it.hasNext()) { 14435 final PackageSetting ps = it.next(); 14436 if (ps.pkg != null) { 14437 int v = ps.pkg.applicationInfo.targetSdkVersion; 14438 if (v < vers) vers = v; 14439 } 14440 } 14441 return vers; 14442 } else if (obj instanceof PackageSetting) { 14443 final PackageSetting ps = (PackageSetting) obj; 14444 if (ps.pkg != null) { 14445 return ps.pkg.applicationInfo.targetSdkVersion; 14446 } 14447 } 14448 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14449 } 14450 14451 @Override 14452 public void addPreferredActivity(IntentFilter filter, int match, 14453 ComponentName[] set, ComponentName activity, int userId) { 14454 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14455 "Adding preferred"); 14456 } 14457 14458 private void addPreferredActivityInternal(IntentFilter filter, int match, 14459 ComponentName[] set, ComponentName activity, boolean always, int userId, 14460 String opname) { 14461 // writer 14462 int callingUid = Binder.getCallingUid(); 14463 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14464 if (filter.countActions() == 0) { 14465 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14466 return; 14467 } 14468 synchronized (mPackages) { 14469 if (mContext.checkCallingOrSelfPermission( 14470 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14471 != PackageManager.PERMISSION_GRANTED) { 14472 if (getUidTargetSdkVersionLockedLPr(callingUid) 14473 < Build.VERSION_CODES.FROYO) { 14474 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14475 + callingUid); 14476 return; 14477 } 14478 mContext.enforceCallingOrSelfPermission( 14479 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14480 } 14481 14482 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14483 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14484 + userId + ":"); 14485 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14486 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14487 scheduleWritePackageRestrictionsLocked(userId); 14488 } 14489 } 14490 14491 @Override 14492 public void replacePreferredActivity(IntentFilter filter, int match, 14493 ComponentName[] set, ComponentName activity, int userId) { 14494 if (filter.countActions() != 1) { 14495 throw new IllegalArgumentException( 14496 "replacePreferredActivity expects filter to have only 1 action."); 14497 } 14498 if (filter.countDataAuthorities() != 0 14499 || filter.countDataPaths() != 0 14500 || filter.countDataSchemes() > 1 14501 || filter.countDataTypes() != 0) { 14502 throw new IllegalArgumentException( 14503 "replacePreferredActivity expects filter to have no data authorities, " + 14504 "paths, or types; and at most one scheme."); 14505 } 14506 14507 final int callingUid = Binder.getCallingUid(); 14508 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14509 synchronized (mPackages) { 14510 if (mContext.checkCallingOrSelfPermission( 14511 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14512 != PackageManager.PERMISSION_GRANTED) { 14513 if (getUidTargetSdkVersionLockedLPr(callingUid) 14514 < Build.VERSION_CODES.FROYO) { 14515 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14516 + Binder.getCallingUid()); 14517 return; 14518 } 14519 mContext.enforceCallingOrSelfPermission( 14520 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14521 } 14522 14523 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14524 if (pir != null) { 14525 // Get all of the existing entries that exactly match this filter. 14526 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14527 if (existing != null && existing.size() == 1) { 14528 PreferredActivity cur = existing.get(0); 14529 if (DEBUG_PREFERRED) { 14530 Slog.i(TAG, "Checking replace of preferred:"); 14531 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14532 if (!cur.mPref.mAlways) { 14533 Slog.i(TAG, " -- CUR; not mAlways!"); 14534 } else { 14535 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14536 Slog.i(TAG, " -- CUR: mSet=" 14537 + Arrays.toString(cur.mPref.mSetComponents)); 14538 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14539 Slog.i(TAG, " -- NEW: mMatch=" 14540 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14541 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14542 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14543 } 14544 } 14545 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14546 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14547 && cur.mPref.sameSet(set)) { 14548 // Setting the preferred activity to what it happens to be already 14549 if (DEBUG_PREFERRED) { 14550 Slog.i(TAG, "Replacing with same preferred activity " 14551 + cur.mPref.mShortComponent + " for user " 14552 + userId + ":"); 14553 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14554 } 14555 return; 14556 } 14557 } 14558 14559 if (existing != null) { 14560 if (DEBUG_PREFERRED) { 14561 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14562 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14563 } 14564 for (int i = 0; i < existing.size(); i++) { 14565 PreferredActivity pa = existing.get(i); 14566 if (DEBUG_PREFERRED) { 14567 Slog.i(TAG, "Removing existing preferred activity " 14568 + pa.mPref.mComponent + ":"); 14569 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14570 } 14571 pir.removeFilter(pa); 14572 } 14573 } 14574 } 14575 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14576 "Replacing preferred"); 14577 } 14578 } 14579 14580 @Override 14581 public void clearPackagePreferredActivities(String packageName) { 14582 final int uid = Binder.getCallingUid(); 14583 // writer 14584 synchronized (mPackages) { 14585 PackageParser.Package pkg = mPackages.get(packageName); 14586 if (pkg == null || pkg.applicationInfo.uid != uid) { 14587 if (mContext.checkCallingOrSelfPermission( 14588 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14589 != PackageManager.PERMISSION_GRANTED) { 14590 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14591 < Build.VERSION_CODES.FROYO) { 14592 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14593 + Binder.getCallingUid()); 14594 return; 14595 } 14596 mContext.enforceCallingOrSelfPermission( 14597 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14598 } 14599 } 14600 14601 int user = UserHandle.getCallingUserId(); 14602 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14603 scheduleWritePackageRestrictionsLocked(user); 14604 } 14605 } 14606 } 14607 14608 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14609 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14610 ArrayList<PreferredActivity> removed = null; 14611 boolean changed = false; 14612 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14613 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14614 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14615 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14616 continue; 14617 } 14618 Iterator<PreferredActivity> it = pir.filterIterator(); 14619 while (it.hasNext()) { 14620 PreferredActivity pa = it.next(); 14621 // Mark entry for removal only if it matches the package name 14622 // and the entry is of type "always". 14623 if (packageName == null || 14624 (pa.mPref.mComponent.getPackageName().equals(packageName) 14625 && pa.mPref.mAlways)) { 14626 if (removed == null) { 14627 removed = new ArrayList<PreferredActivity>(); 14628 } 14629 removed.add(pa); 14630 } 14631 } 14632 if (removed != null) { 14633 for (int j=0; j<removed.size(); j++) { 14634 PreferredActivity pa = removed.get(j); 14635 pir.removeFilter(pa); 14636 } 14637 changed = true; 14638 } 14639 } 14640 return changed; 14641 } 14642 14643 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14644 private void clearIntentFilterVerificationsLPw(int userId) { 14645 final int packageCount = mPackages.size(); 14646 for (int i = 0; i < packageCount; i++) { 14647 PackageParser.Package pkg = mPackages.valueAt(i); 14648 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14649 } 14650 } 14651 14652 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14653 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14654 if (userId == UserHandle.USER_ALL) { 14655 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14656 sUserManager.getUserIds())) { 14657 for (int oneUserId : sUserManager.getUserIds()) { 14658 scheduleWritePackageRestrictionsLocked(oneUserId); 14659 } 14660 } 14661 } else { 14662 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14663 scheduleWritePackageRestrictionsLocked(userId); 14664 } 14665 } 14666 } 14667 14668 void clearDefaultBrowserIfNeeded(String packageName) { 14669 for (int oneUserId : sUserManager.getUserIds()) { 14670 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14671 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14672 if (packageName.equals(defaultBrowserPackageName)) { 14673 setDefaultBrowserPackageName(null, oneUserId); 14674 } 14675 } 14676 } 14677 14678 @Override 14679 public void resetApplicationPreferences(int userId) { 14680 mContext.enforceCallingOrSelfPermission( 14681 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14682 // writer 14683 synchronized (mPackages) { 14684 final long identity = Binder.clearCallingIdentity(); 14685 try { 14686 clearPackagePreferredActivitiesLPw(null, userId); 14687 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14688 // TODO: We have to reset the default SMS and Phone. This requires 14689 // significant refactoring to keep all default apps in the package 14690 // manager (cleaner but more work) or have the services provide 14691 // callbacks to the package manager to request a default app reset. 14692 applyFactoryDefaultBrowserLPw(userId); 14693 clearIntentFilterVerificationsLPw(userId); 14694 primeDomainVerificationsLPw(userId); 14695 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14696 scheduleWritePackageRestrictionsLocked(userId); 14697 } finally { 14698 Binder.restoreCallingIdentity(identity); 14699 } 14700 } 14701 } 14702 14703 @Override 14704 public int getPreferredActivities(List<IntentFilter> outFilters, 14705 List<ComponentName> outActivities, String packageName) { 14706 14707 int num = 0; 14708 final int userId = UserHandle.getCallingUserId(); 14709 // reader 14710 synchronized (mPackages) { 14711 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14712 if (pir != null) { 14713 final Iterator<PreferredActivity> it = pir.filterIterator(); 14714 while (it.hasNext()) { 14715 final PreferredActivity pa = it.next(); 14716 if (packageName == null 14717 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14718 && pa.mPref.mAlways)) { 14719 if (outFilters != null) { 14720 outFilters.add(new IntentFilter(pa)); 14721 } 14722 if (outActivities != null) { 14723 outActivities.add(pa.mPref.mComponent); 14724 } 14725 } 14726 } 14727 } 14728 } 14729 14730 return num; 14731 } 14732 14733 @Override 14734 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14735 int userId) { 14736 int callingUid = Binder.getCallingUid(); 14737 if (callingUid != Process.SYSTEM_UID) { 14738 throw new SecurityException( 14739 "addPersistentPreferredActivity can only be run by the system"); 14740 } 14741 if (filter.countActions() == 0) { 14742 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14743 return; 14744 } 14745 synchronized (mPackages) { 14746 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14747 " :"); 14748 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14749 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14750 new PersistentPreferredActivity(filter, activity)); 14751 scheduleWritePackageRestrictionsLocked(userId); 14752 } 14753 } 14754 14755 @Override 14756 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14757 int callingUid = Binder.getCallingUid(); 14758 if (callingUid != Process.SYSTEM_UID) { 14759 throw new SecurityException( 14760 "clearPackagePersistentPreferredActivities can only be run by the system"); 14761 } 14762 ArrayList<PersistentPreferredActivity> removed = null; 14763 boolean changed = false; 14764 synchronized (mPackages) { 14765 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14766 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14767 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14768 .valueAt(i); 14769 if (userId != thisUserId) { 14770 continue; 14771 } 14772 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14773 while (it.hasNext()) { 14774 PersistentPreferredActivity ppa = it.next(); 14775 // Mark entry for removal only if it matches the package name. 14776 if (ppa.mComponent.getPackageName().equals(packageName)) { 14777 if (removed == null) { 14778 removed = new ArrayList<PersistentPreferredActivity>(); 14779 } 14780 removed.add(ppa); 14781 } 14782 } 14783 if (removed != null) { 14784 for (int j=0; j<removed.size(); j++) { 14785 PersistentPreferredActivity ppa = removed.get(j); 14786 ppir.removeFilter(ppa); 14787 } 14788 changed = true; 14789 } 14790 } 14791 14792 if (changed) { 14793 scheduleWritePackageRestrictionsLocked(userId); 14794 } 14795 } 14796 } 14797 14798 /** 14799 * Common machinery for picking apart a restored XML blob and passing 14800 * it to a caller-supplied functor to be applied to the running system. 14801 */ 14802 private void restoreFromXml(XmlPullParser parser, int userId, 14803 String expectedStartTag, BlobXmlRestorer functor) 14804 throws IOException, XmlPullParserException { 14805 int type; 14806 while ((type = parser.next()) != XmlPullParser.START_TAG 14807 && type != XmlPullParser.END_DOCUMENT) { 14808 } 14809 if (type != XmlPullParser.START_TAG) { 14810 // oops didn't find a start tag?! 14811 if (DEBUG_BACKUP) { 14812 Slog.e(TAG, "Didn't find start tag during restore"); 14813 } 14814 return; 14815 } 14816 14817 // this is supposed to be TAG_PREFERRED_BACKUP 14818 if (!expectedStartTag.equals(parser.getName())) { 14819 if (DEBUG_BACKUP) { 14820 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14821 } 14822 return; 14823 } 14824 14825 // skip interfering stuff, then we're aligned with the backing implementation 14826 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14827 functor.apply(parser, userId); 14828 } 14829 14830 private interface BlobXmlRestorer { 14831 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14832 } 14833 14834 /** 14835 * Non-Binder method, support for the backup/restore mechanism: write the 14836 * full set of preferred activities in its canonical XML format. Returns the 14837 * XML output as a byte array, or null if there is none. 14838 */ 14839 @Override 14840 public byte[] getPreferredActivityBackup(int userId) { 14841 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14842 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14843 } 14844 14845 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14846 try { 14847 final XmlSerializer serializer = new FastXmlSerializer(); 14848 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14849 serializer.startDocument(null, true); 14850 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14851 14852 synchronized (mPackages) { 14853 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14854 } 14855 14856 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14857 serializer.endDocument(); 14858 serializer.flush(); 14859 } catch (Exception e) { 14860 if (DEBUG_BACKUP) { 14861 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14862 } 14863 return null; 14864 } 14865 14866 return dataStream.toByteArray(); 14867 } 14868 14869 @Override 14870 public void restorePreferredActivities(byte[] backup, int userId) { 14871 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14872 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14873 } 14874 14875 try { 14876 final XmlPullParser parser = Xml.newPullParser(); 14877 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14878 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14879 new BlobXmlRestorer() { 14880 @Override 14881 public void apply(XmlPullParser parser, int userId) 14882 throws XmlPullParserException, IOException { 14883 synchronized (mPackages) { 14884 mSettings.readPreferredActivitiesLPw(parser, userId); 14885 } 14886 } 14887 } ); 14888 } catch (Exception e) { 14889 if (DEBUG_BACKUP) { 14890 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14891 } 14892 } 14893 } 14894 14895 /** 14896 * Non-Binder method, support for the backup/restore mechanism: write the 14897 * default browser (etc) settings in its canonical XML format. Returns the default 14898 * browser XML representation as a byte array, or null if there is none. 14899 */ 14900 @Override 14901 public byte[] getDefaultAppsBackup(int userId) { 14902 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14903 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14904 } 14905 14906 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14907 try { 14908 final XmlSerializer serializer = new FastXmlSerializer(); 14909 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14910 serializer.startDocument(null, true); 14911 serializer.startTag(null, TAG_DEFAULT_APPS); 14912 14913 synchronized (mPackages) { 14914 mSettings.writeDefaultAppsLPr(serializer, userId); 14915 } 14916 14917 serializer.endTag(null, TAG_DEFAULT_APPS); 14918 serializer.endDocument(); 14919 serializer.flush(); 14920 } catch (Exception e) { 14921 if (DEBUG_BACKUP) { 14922 Slog.e(TAG, "Unable to write default apps for backup", e); 14923 } 14924 return null; 14925 } 14926 14927 return dataStream.toByteArray(); 14928 } 14929 14930 @Override 14931 public void restoreDefaultApps(byte[] backup, int userId) { 14932 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14933 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14934 } 14935 14936 try { 14937 final XmlPullParser parser = Xml.newPullParser(); 14938 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14939 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14940 new BlobXmlRestorer() { 14941 @Override 14942 public void apply(XmlPullParser parser, int userId) 14943 throws XmlPullParserException, IOException { 14944 synchronized (mPackages) { 14945 mSettings.readDefaultAppsLPw(parser, userId); 14946 } 14947 } 14948 } ); 14949 } catch (Exception e) { 14950 if (DEBUG_BACKUP) { 14951 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14952 } 14953 } 14954 } 14955 14956 @Override 14957 public byte[] getIntentFilterVerificationBackup(int userId) { 14958 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14959 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14960 } 14961 14962 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14963 try { 14964 final XmlSerializer serializer = new FastXmlSerializer(); 14965 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14966 serializer.startDocument(null, true); 14967 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14968 14969 synchronized (mPackages) { 14970 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14971 } 14972 14973 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14974 serializer.endDocument(); 14975 serializer.flush(); 14976 } catch (Exception e) { 14977 if (DEBUG_BACKUP) { 14978 Slog.e(TAG, "Unable to write default apps for backup", e); 14979 } 14980 return null; 14981 } 14982 14983 return dataStream.toByteArray(); 14984 } 14985 14986 @Override 14987 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14988 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14989 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14990 } 14991 14992 try { 14993 final XmlPullParser parser = Xml.newPullParser(); 14994 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14995 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14996 new BlobXmlRestorer() { 14997 @Override 14998 public void apply(XmlPullParser parser, int userId) 14999 throws XmlPullParserException, IOException { 15000 synchronized (mPackages) { 15001 mSettings.readAllDomainVerificationsLPr(parser, userId); 15002 mSettings.writeLPr(); 15003 } 15004 } 15005 } ); 15006 } catch (Exception e) { 15007 if (DEBUG_BACKUP) { 15008 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15009 } 15010 } 15011 } 15012 15013 @Override 15014 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 15015 int sourceUserId, int targetUserId, int flags) { 15016 mContext.enforceCallingOrSelfPermission( 15017 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15018 int callingUid = Binder.getCallingUid(); 15019 enforceOwnerRights(ownerPackage, callingUid); 15020 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15021 if (intentFilter.countActions() == 0) { 15022 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 15023 return; 15024 } 15025 synchronized (mPackages) { 15026 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 15027 ownerPackage, targetUserId, flags); 15028 CrossProfileIntentResolver resolver = 15029 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15030 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 15031 // We have all those whose filter is equal. Now checking if the rest is equal as well. 15032 if (existing != null) { 15033 int size = existing.size(); 15034 for (int i = 0; i < size; i++) { 15035 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 15036 return; 15037 } 15038 } 15039 } 15040 resolver.addFilter(newFilter); 15041 scheduleWritePackageRestrictionsLocked(sourceUserId); 15042 } 15043 } 15044 15045 @Override 15046 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 15047 mContext.enforceCallingOrSelfPermission( 15048 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15049 int callingUid = Binder.getCallingUid(); 15050 enforceOwnerRights(ownerPackage, callingUid); 15051 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15052 synchronized (mPackages) { 15053 CrossProfileIntentResolver resolver = 15054 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15055 ArraySet<CrossProfileIntentFilter> set = 15056 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 15057 for (CrossProfileIntentFilter filter : set) { 15058 if (filter.getOwnerPackage().equals(ownerPackage)) { 15059 resolver.removeFilter(filter); 15060 } 15061 } 15062 scheduleWritePackageRestrictionsLocked(sourceUserId); 15063 } 15064 } 15065 15066 // Enforcing that callingUid is owning pkg on userId 15067 private void enforceOwnerRights(String pkg, int callingUid) { 15068 // The system owns everything. 15069 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15070 return; 15071 } 15072 int callingUserId = UserHandle.getUserId(callingUid); 15073 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15074 if (pi == null) { 15075 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15076 + callingUserId); 15077 } 15078 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15079 throw new SecurityException("Calling uid " + callingUid 15080 + " does not own package " + pkg); 15081 } 15082 } 15083 15084 @Override 15085 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15086 Intent intent = new Intent(Intent.ACTION_MAIN); 15087 intent.addCategory(Intent.CATEGORY_HOME); 15088 15089 final int callingUserId = UserHandle.getCallingUserId(); 15090 List<ResolveInfo> list = queryIntentActivities(intent, null, 15091 PackageManager.GET_META_DATA, callingUserId); 15092 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15093 true, false, false, callingUserId); 15094 15095 allHomeCandidates.clear(); 15096 if (list != null) { 15097 for (ResolveInfo ri : list) { 15098 allHomeCandidates.add(ri); 15099 } 15100 } 15101 return (preferred == null || preferred.activityInfo == null) 15102 ? null 15103 : new ComponentName(preferred.activityInfo.packageName, 15104 preferred.activityInfo.name); 15105 } 15106 15107 @Override 15108 public void setApplicationEnabledSetting(String appPackageName, 15109 int newState, int flags, int userId, String callingPackage) { 15110 if (!sUserManager.exists(userId)) return; 15111 if (callingPackage == null) { 15112 callingPackage = Integer.toString(Binder.getCallingUid()); 15113 } 15114 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15115 } 15116 15117 @Override 15118 public void setComponentEnabledSetting(ComponentName componentName, 15119 int newState, int flags, int userId) { 15120 if (!sUserManager.exists(userId)) return; 15121 setEnabledSetting(componentName.getPackageName(), 15122 componentName.getClassName(), newState, flags, userId, null); 15123 } 15124 15125 private void setEnabledSetting(final String packageName, String className, int newState, 15126 final int flags, int userId, String callingPackage) { 15127 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15128 || newState == COMPONENT_ENABLED_STATE_ENABLED 15129 || newState == COMPONENT_ENABLED_STATE_DISABLED 15130 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15131 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15132 throw new IllegalArgumentException("Invalid new component state: " 15133 + newState); 15134 } 15135 PackageSetting pkgSetting; 15136 final int uid = Binder.getCallingUid(); 15137 final int permission = mContext.checkCallingOrSelfPermission( 15138 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15139 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15140 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15141 boolean sendNow = false; 15142 boolean isApp = (className == null); 15143 String componentName = isApp ? packageName : className; 15144 int packageUid = -1; 15145 ArrayList<String> components; 15146 15147 // writer 15148 synchronized (mPackages) { 15149 pkgSetting = mSettings.mPackages.get(packageName); 15150 if (pkgSetting == null) { 15151 if (className == null) { 15152 throw new IllegalArgumentException( 15153 "Unknown package: " + packageName); 15154 } 15155 throw new IllegalArgumentException( 15156 "Unknown component: " + packageName 15157 + "/" + className); 15158 } 15159 // Allow root and verify that userId is not being specified by a different user 15160 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15161 throw new SecurityException( 15162 "Permission Denial: attempt to change component state from pid=" 15163 + Binder.getCallingPid() 15164 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15165 } 15166 if (className == null) { 15167 // We're dealing with an application/package level state change 15168 if (pkgSetting.getEnabled(userId) == newState) { 15169 // Nothing to do 15170 return; 15171 } 15172 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15173 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15174 // Don't care about who enables an app. 15175 callingPackage = null; 15176 } 15177 pkgSetting.setEnabled(newState, userId, callingPackage); 15178 // pkgSetting.pkg.mSetEnabled = newState; 15179 } else { 15180 // We're dealing with a component level state change 15181 // First, verify that this is a valid class name. 15182 PackageParser.Package pkg = pkgSetting.pkg; 15183 if (pkg == null || !pkg.hasComponentClassName(className)) { 15184 if (pkg != null && 15185 pkg.applicationInfo.targetSdkVersion >= 15186 Build.VERSION_CODES.JELLY_BEAN) { 15187 throw new IllegalArgumentException("Component class " + className 15188 + " does not exist in " + packageName); 15189 } else { 15190 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15191 + className + " does not exist in " + packageName); 15192 } 15193 } 15194 switch (newState) { 15195 case COMPONENT_ENABLED_STATE_ENABLED: 15196 if (!pkgSetting.enableComponentLPw(className, userId)) { 15197 return; 15198 } 15199 break; 15200 case COMPONENT_ENABLED_STATE_DISABLED: 15201 if (!pkgSetting.disableComponentLPw(className, userId)) { 15202 return; 15203 } 15204 break; 15205 case COMPONENT_ENABLED_STATE_DEFAULT: 15206 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15207 return; 15208 } 15209 break; 15210 default: 15211 Slog.e(TAG, "Invalid new component state: " + newState); 15212 return; 15213 } 15214 } 15215 scheduleWritePackageRestrictionsLocked(userId); 15216 components = mPendingBroadcasts.get(userId, packageName); 15217 final boolean newPackage = components == null; 15218 if (newPackage) { 15219 components = new ArrayList<String>(); 15220 } 15221 if (!components.contains(componentName)) { 15222 components.add(componentName); 15223 } 15224 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15225 sendNow = true; 15226 // Purge entry from pending broadcast list if another one exists already 15227 // since we are sending one right away. 15228 mPendingBroadcasts.remove(userId, packageName); 15229 } else { 15230 if (newPackage) { 15231 mPendingBroadcasts.put(userId, packageName, components); 15232 } 15233 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15234 // Schedule a message 15235 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15236 } 15237 } 15238 } 15239 15240 long callingId = Binder.clearCallingIdentity(); 15241 try { 15242 if (sendNow) { 15243 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15244 sendPackageChangedBroadcast(packageName, 15245 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15246 } 15247 } finally { 15248 Binder.restoreCallingIdentity(callingId); 15249 } 15250 } 15251 15252 private void sendPackageChangedBroadcast(String packageName, 15253 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15254 if (DEBUG_INSTALL) 15255 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15256 + componentNames); 15257 Bundle extras = new Bundle(4); 15258 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15259 String nameList[] = new String[componentNames.size()]; 15260 componentNames.toArray(nameList); 15261 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15262 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15263 extras.putInt(Intent.EXTRA_UID, packageUid); 15264 // If this is not reporting a change of the overall package, then only send it 15265 // to registered receivers. We don't want to launch a swath of apps for every 15266 // little component state change. 15267 final int flags = !componentNames.contains(packageName) 15268 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15269 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15270 new int[] {UserHandle.getUserId(packageUid)}); 15271 } 15272 15273 @Override 15274 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15275 if (!sUserManager.exists(userId)) return; 15276 final int uid = Binder.getCallingUid(); 15277 final int permission = mContext.checkCallingOrSelfPermission( 15278 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15279 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15280 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15281 // writer 15282 synchronized (mPackages) { 15283 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15284 allowedByPermission, uid, userId)) { 15285 scheduleWritePackageRestrictionsLocked(userId); 15286 } 15287 } 15288 } 15289 15290 @Override 15291 public String getInstallerPackageName(String packageName) { 15292 // reader 15293 synchronized (mPackages) { 15294 return mSettings.getInstallerPackageNameLPr(packageName); 15295 } 15296 } 15297 15298 @Override 15299 public int getApplicationEnabledSetting(String packageName, int userId) { 15300 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15301 int uid = Binder.getCallingUid(); 15302 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15303 // reader 15304 synchronized (mPackages) { 15305 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15306 } 15307 } 15308 15309 @Override 15310 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15311 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15312 int uid = Binder.getCallingUid(); 15313 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15314 // reader 15315 synchronized (mPackages) { 15316 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15317 } 15318 } 15319 15320 @Override 15321 public void enterSafeMode() { 15322 enforceSystemOrRoot("Only the system can request entering safe mode"); 15323 15324 if (!mSystemReady) { 15325 mSafeMode = true; 15326 } 15327 } 15328 15329 @Override 15330 public void systemReady() { 15331 mSystemReady = true; 15332 15333 // Read the compatibilty setting when the system is ready. 15334 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15335 mContext.getContentResolver(), 15336 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15337 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15338 if (DEBUG_SETTINGS) { 15339 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15340 } 15341 15342 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15343 15344 synchronized (mPackages) { 15345 // Verify that all of the preferred activity components actually 15346 // exist. It is possible for applications to be updated and at 15347 // that point remove a previously declared activity component that 15348 // had been set as a preferred activity. We try to clean this up 15349 // the next time we encounter that preferred activity, but it is 15350 // possible for the user flow to never be able to return to that 15351 // situation so here we do a sanity check to make sure we haven't 15352 // left any junk around. 15353 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15354 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15355 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15356 removed.clear(); 15357 for (PreferredActivity pa : pir.filterSet()) { 15358 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15359 removed.add(pa); 15360 } 15361 } 15362 if (removed.size() > 0) { 15363 for (int r=0; r<removed.size(); r++) { 15364 PreferredActivity pa = removed.get(r); 15365 Slog.w(TAG, "Removing dangling preferred activity: " 15366 + pa.mPref.mComponent); 15367 pir.removeFilter(pa); 15368 } 15369 mSettings.writePackageRestrictionsLPr( 15370 mSettings.mPreferredActivities.keyAt(i)); 15371 } 15372 } 15373 15374 for (int userId : UserManagerService.getInstance().getUserIds()) { 15375 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15376 grantPermissionsUserIds = ArrayUtils.appendInt( 15377 grantPermissionsUserIds, userId); 15378 } 15379 } 15380 } 15381 sUserManager.systemReady(); 15382 15383 // If we upgraded grant all default permissions before kicking off. 15384 for (int userId : grantPermissionsUserIds) { 15385 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15386 } 15387 15388 // Kick off any messages waiting for system ready 15389 if (mPostSystemReadyMessages != null) { 15390 for (Message msg : mPostSystemReadyMessages) { 15391 msg.sendToTarget(); 15392 } 15393 mPostSystemReadyMessages = null; 15394 } 15395 15396 // Watch for external volumes that come and go over time 15397 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15398 storage.registerListener(mStorageListener); 15399 15400 mInstallerService.systemReady(); 15401 mPackageDexOptimizer.systemReady(); 15402 15403 MountServiceInternal mountServiceInternal = LocalServices.getService( 15404 MountServiceInternal.class); 15405 mountServiceInternal.addExternalStoragePolicy( 15406 new MountServiceInternal.ExternalStorageMountPolicy() { 15407 @Override 15408 public int getMountMode(int uid, String packageName) { 15409 if (Process.isIsolated(uid)) { 15410 return Zygote.MOUNT_EXTERNAL_NONE; 15411 } 15412 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15413 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15414 } 15415 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15416 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15417 } 15418 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15419 return Zygote.MOUNT_EXTERNAL_READ; 15420 } 15421 return Zygote.MOUNT_EXTERNAL_WRITE; 15422 } 15423 15424 @Override 15425 public boolean hasExternalStorage(int uid, String packageName) { 15426 return true; 15427 } 15428 }); 15429 } 15430 15431 @Override 15432 public boolean isSafeMode() { 15433 return mSafeMode; 15434 } 15435 15436 @Override 15437 public boolean hasSystemUidErrors() { 15438 return mHasSystemUidErrors; 15439 } 15440 15441 static String arrayToString(int[] array) { 15442 StringBuffer buf = new StringBuffer(128); 15443 buf.append('['); 15444 if (array != null) { 15445 for (int i=0; i<array.length; i++) { 15446 if (i > 0) buf.append(", "); 15447 buf.append(array[i]); 15448 } 15449 } 15450 buf.append(']'); 15451 return buf.toString(); 15452 } 15453 15454 static class DumpState { 15455 public static final int DUMP_LIBS = 1 << 0; 15456 public static final int DUMP_FEATURES = 1 << 1; 15457 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15458 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15459 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15460 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15461 public static final int DUMP_PERMISSIONS = 1 << 6; 15462 public static final int DUMP_PACKAGES = 1 << 7; 15463 public static final int DUMP_SHARED_USERS = 1 << 8; 15464 public static final int DUMP_MESSAGES = 1 << 9; 15465 public static final int DUMP_PROVIDERS = 1 << 10; 15466 public static final int DUMP_VERIFIERS = 1 << 11; 15467 public static final int DUMP_PREFERRED = 1 << 12; 15468 public static final int DUMP_PREFERRED_XML = 1 << 13; 15469 public static final int DUMP_KEYSETS = 1 << 14; 15470 public static final int DUMP_VERSION = 1 << 15; 15471 public static final int DUMP_INSTALLS = 1 << 16; 15472 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15473 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15474 15475 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15476 15477 private int mTypes; 15478 15479 private int mOptions; 15480 15481 private boolean mTitlePrinted; 15482 15483 private SharedUserSetting mSharedUser; 15484 15485 public boolean isDumping(int type) { 15486 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15487 return true; 15488 } 15489 15490 return (mTypes & type) != 0; 15491 } 15492 15493 public void setDump(int type) { 15494 mTypes |= type; 15495 } 15496 15497 public boolean isOptionEnabled(int option) { 15498 return (mOptions & option) != 0; 15499 } 15500 15501 public void setOptionEnabled(int option) { 15502 mOptions |= option; 15503 } 15504 15505 public boolean onTitlePrinted() { 15506 final boolean printed = mTitlePrinted; 15507 mTitlePrinted = true; 15508 return printed; 15509 } 15510 15511 public boolean getTitlePrinted() { 15512 return mTitlePrinted; 15513 } 15514 15515 public void setTitlePrinted(boolean enabled) { 15516 mTitlePrinted = enabled; 15517 } 15518 15519 public SharedUserSetting getSharedUser() { 15520 return mSharedUser; 15521 } 15522 15523 public void setSharedUser(SharedUserSetting user) { 15524 mSharedUser = user; 15525 } 15526 } 15527 15528 @Override 15529 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15530 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15531 (new PackageManagerShellCommand(this)).exec( 15532 this, in, out, err, args, resultReceiver); 15533 } 15534 15535 @Override 15536 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15537 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15538 != PackageManager.PERMISSION_GRANTED) { 15539 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15540 + Binder.getCallingPid() 15541 + ", uid=" + Binder.getCallingUid() 15542 + " without permission " 15543 + android.Manifest.permission.DUMP); 15544 return; 15545 } 15546 15547 DumpState dumpState = new DumpState(); 15548 boolean fullPreferred = false; 15549 boolean checkin = false; 15550 15551 String packageName = null; 15552 ArraySet<String> permissionNames = null; 15553 15554 int opti = 0; 15555 while (opti < args.length) { 15556 String opt = args[opti]; 15557 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15558 break; 15559 } 15560 opti++; 15561 15562 if ("-a".equals(opt)) { 15563 // Right now we only know how to print all. 15564 } else if ("-h".equals(opt)) { 15565 pw.println("Package manager dump options:"); 15566 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15567 pw.println(" --checkin: dump for a checkin"); 15568 pw.println(" -f: print details of intent filters"); 15569 pw.println(" -h: print this help"); 15570 pw.println(" cmd may be one of:"); 15571 pw.println(" l[ibraries]: list known shared libraries"); 15572 pw.println(" f[eatures]: list device features"); 15573 pw.println(" k[eysets]: print known keysets"); 15574 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15575 pw.println(" perm[issions]: dump permissions"); 15576 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15577 pw.println(" pref[erred]: print preferred package settings"); 15578 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15579 pw.println(" prov[iders]: dump content providers"); 15580 pw.println(" p[ackages]: dump installed packages"); 15581 pw.println(" s[hared-users]: dump shared user IDs"); 15582 pw.println(" m[essages]: print collected runtime messages"); 15583 pw.println(" v[erifiers]: print package verifier info"); 15584 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15585 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15586 pw.println(" version: print database version info"); 15587 pw.println(" write: write current settings now"); 15588 pw.println(" installs: details about install sessions"); 15589 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15590 pw.println(" <package.name>: info about given package"); 15591 return; 15592 } else if ("--checkin".equals(opt)) { 15593 checkin = true; 15594 } else if ("-f".equals(opt)) { 15595 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15596 } else { 15597 pw.println("Unknown argument: " + opt + "; use -h for help"); 15598 } 15599 } 15600 15601 // Is the caller requesting to dump a particular piece of data? 15602 if (opti < args.length) { 15603 String cmd = args[opti]; 15604 opti++; 15605 // Is this a package name? 15606 if ("android".equals(cmd) || cmd.contains(".")) { 15607 packageName = cmd; 15608 // When dumping a single package, we always dump all of its 15609 // filter information since the amount of data will be reasonable. 15610 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15611 } else if ("check-permission".equals(cmd)) { 15612 if (opti >= args.length) { 15613 pw.println("Error: check-permission missing permission argument"); 15614 return; 15615 } 15616 String perm = args[opti]; 15617 opti++; 15618 if (opti >= args.length) { 15619 pw.println("Error: check-permission missing package argument"); 15620 return; 15621 } 15622 String pkg = args[opti]; 15623 opti++; 15624 int user = UserHandle.getUserId(Binder.getCallingUid()); 15625 if (opti < args.length) { 15626 try { 15627 user = Integer.parseInt(args[opti]); 15628 } catch (NumberFormatException e) { 15629 pw.println("Error: check-permission user argument is not a number: " 15630 + args[opti]); 15631 return; 15632 } 15633 } 15634 pw.println(checkPermission(perm, pkg, user)); 15635 return; 15636 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15637 dumpState.setDump(DumpState.DUMP_LIBS); 15638 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15639 dumpState.setDump(DumpState.DUMP_FEATURES); 15640 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15641 if (opti >= args.length) { 15642 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15643 | DumpState.DUMP_SERVICE_RESOLVERS 15644 | DumpState.DUMP_RECEIVER_RESOLVERS 15645 | DumpState.DUMP_CONTENT_RESOLVERS); 15646 } else { 15647 while (opti < args.length) { 15648 String name = args[opti]; 15649 if ("a".equals(name) || "activity".equals(name)) { 15650 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15651 } else if ("s".equals(name) || "service".equals(name)) { 15652 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15653 } else if ("r".equals(name) || "receiver".equals(name)) { 15654 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15655 } else if ("c".equals(name) || "content".equals(name)) { 15656 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15657 } else { 15658 pw.println("Error: unknown resolver table type: " + name); 15659 return; 15660 } 15661 opti++; 15662 } 15663 } 15664 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15665 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15666 } else if ("permission".equals(cmd)) { 15667 if (opti >= args.length) { 15668 pw.println("Error: permission requires permission name"); 15669 return; 15670 } 15671 permissionNames = new ArraySet<>(); 15672 while (opti < args.length) { 15673 permissionNames.add(args[opti]); 15674 opti++; 15675 } 15676 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15677 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15678 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15679 dumpState.setDump(DumpState.DUMP_PREFERRED); 15680 } else if ("preferred-xml".equals(cmd)) { 15681 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15682 if (opti < args.length && "--full".equals(args[opti])) { 15683 fullPreferred = true; 15684 opti++; 15685 } 15686 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15687 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15688 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15689 dumpState.setDump(DumpState.DUMP_PACKAGES); 15690 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15691 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15692 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15693 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15694 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15695 dumpState.setDump(DumpState.DUMP_MESSAGES); 15696 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15697 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15698 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15699 || "intent-filter-verifiers".equals(cmd)) { 15700 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15701 } else if ("version".equals(cmd)) { 15702 dumpState.setDump(DumpState.DUMP_VERSION); 15703 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15704 dumpState.setDump(DumpState.DUMP_KEYSETS); 15705 } else if ("installs".equals(cmd)) { 15706 dumpState.setDump(DumpState.DUMP_INSTALLS); 15707 } else if ("write".equals(cmd)) { 15708 synchronized (mPackages) { 15709 mSettings.writeLPr(); 15710 pw.println("Settings written."); 15711 return; 15712 } 15713 } 15714 } 15715 15716 if (checkin) { 15717 pw.println("vers,1"); 15718 } 15719 15720 // reader 15721 synchronized (mPackages) { 15722 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15723 if (!checkin) { 15724 if (dumpState.onTitlePrinted()) 15725 pw.println(); 15726 pw.println("Database versions:"); 15727 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15728 } 15729 } 15730 15731 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15732 if (!checkin) { 15733 if (dumpState.onTitlePrinted()) 15734 pw.println(); 15735 pw.println("Verifiers:"); 15736 pw.print(" Required: "); 15737 pw.print(mRequiredVerifierPackage); 15738 pw.print(" (uid="); 15739 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15740 pw.println(")"); 15741 } else if (mRequiredVerifierPackage != null) { 15742 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15743 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15744 } 15745 } 15746 15747 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15748 packageName == null) { 15749 if (mIntentFilterVerifierComponent != null) { 15750 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15751 if (!checkin) { 15752 if (dumpState.onTitlePrinted()) 15753 pw.println(); 15754 pw.println("Intent Filter Verifier:"); 15755 pw.print(" Using: "); 15756 pw.print(verifierPackageName); 15757 pw.print(" (uid="); 15758 pw.print(getPackageUid(verifierPackageName, 0)); 15759 pw.println(")"); 15760 } else if (verifierPackageName != null) { 15761 pw.print("ifv,"); pw.print(verifierPackageName); 15762 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15763 } 15764 } else { 15765 pw.println(); 15766 pw.println("No Intent Filter Verifier available!"); 15767 } 15768 } 15769 15770 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15771 boolean printedHeader = false; 15772 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15773 while (it.hasNext()) { 15774 String name = it.next(); 15775 SharedLibraryEntry ent = mSharedLibraries.get(name); 15776 if (!checkin) { 15777 if (!printedHeader) { 15778 if (dumpState.onTitlePrinted()) 15779 pw.println(); 15780 pw.println("Libraries:"); 15781 printedHeader = true; 15782 } 15783 pw.print(" "); 15784 } else { 15785 pw.print("lib,"); 15786 } 15787 pw.print(name); 15788 if (!checkin) { 15789 pw.print(" -> "); 15790 } 15791 if (ent.path != null) { 15792 if (!checkin) { 15793 pw.print("(jar) "); 15794 pw.print(ent.path); 15795 } else { 15796 pw.print(",jar,"); 15797 pw.print(ent.path); 15798 } 15799 } else { 15800 if (!checkin) { 15801 pw.print("(apk) "); 15802 pw.print(ent.apk); 15803 } else { 15804 pw.print(",apk,"); 15805 pw.print(ent.apk); 15806 } 15807 } 15808 pw.println(); 15809 } 15810 } 15811 15812 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15813 if (dumpState.onTitlePrinted()) 15814 pw.println(); 15815 if (!checkin) { 15816 pw.println("Features:"); 15817 } 15818 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15819 while (it.hasNext()) { 15820 String name = it.next(); 15821 if (!checkin) { 15822 pw.print(" "); 15823 } else { 15824 pw.print("feat,"); 15825 } 15826 pw.println(name); 15827 } 15828 } 15829 15830 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15831 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15832 : "Activity Resolver Table:", " ", packageName, 15833 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15834 dumpState.setTitlePrinted(true); 15835 } 15836 } 15837 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15838 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15839 : "Receiver Resolver Table:", " ", packageName, 15840 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15841 dumpState.setTitlePrinted(true); 15842 } 15843 } 15844 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15845 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15846 : "Service Resolver Table:", " ", packageName, 15847 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15848 dumpState.setTitlePrinted(true); 15849 } 15850 } 15851 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15852 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15853 : "Provider Resolver Table:", " ", packageName, 15854 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15855 dumpState.setTitlePrinted(true); 15856 } 15857 } 15858 15859 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15860 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15861 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15862 int user = mSettings.mPreferredActivities.keyAt(i); 15863 if (pir.dump(pw, 15864 dumpState.getTitlePrinted() 15865 ? "\nPreferred Activities User " + user + ":" 15866 : "Preferred Activities User " + user + ":", " ", 15867 packageName, true, false)) { 15868 dumpState.setTitlePrinted(true); 15869 } 15870 } 15871 } 15872 15873 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15874 pw.flush(); 15875 FileOutputStream fout = new FileOutputStream(fd); 15876 BufferedOutputStream str = new BufferedOutputStream(fout); 15877 XmlSerializer serializer = new FastXmlSerializer(); 15878 try { 15879 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15880 serializer.startDocument(null, true); 15881 serializer.setFeature( 15882 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15883 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15884 serializer.endDocument(); 15885 serializer.flush(); 15886 } catch (IllegalArgumentException e) { 15887 pw.println("Failed writing: " + e); 15888 } catch (IllegalStateException e) { 15889 pw.println("Failed writing: " + e); 15890 } catch (IOException e) { 15891 pw.println("Failed writing: " + e); 15892 } 15893 } 15894 15895 if (!checkin 15896 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15897 && packageName == null) { 15898 pw.println(); 15899 int count = mSettings.mPackages.size(); 15900 if (count == 0) { 15901 pw.println("No applications!"); 15902 pw.println(); 15903 } else { 15904 final String prefix = " "; 15905 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15906 if (allPackageSettings.size() == 0) { 15907 pw.println("No domain preferred apps!"); 15908 pw.println(); 15909 } else { 15910 pw.println("App verification status:"); 15911 pw.println(); 15912 count = 0; 15913 for (PackageSetting ps : allPackageSettings) { 15914 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15915 if (ivi == null || ivi.getPackageName() == null) continue; 15916 pw.println(prefix + "Package: " + ivi.getPackageName()); 15917 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15918 pw.println(prefix + "Status: " + ivi.getStatusString()); 15919 pw.println(); 15920 count++; 15921 } 15922 if (count == 0) { 15923 pw.println(prefix + "No app verification established."); 15924 pw.println(); 15925 } 15926 for (int userId : sUserManager.getUserIds()) { 15927 pw.println("App linkages for user " + userId + ":"); 15928 pw.println(); 15929 count = 0; 15930 for (PackageSetting ps : allPackageSettings) { 15931 final long status = ps.getDomainVerificationStatusForUser(userId); 15932 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15933 continue; 15934 } 15935 pw.println(prefix + "Package: " + ps.name); 15936 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15937 String statusStr = IntentFilterVerificationInfo. 15938 getStatusStringFromValue(status); 15939 pw.println(prefix + "Status: " + statusStr); 15940 pw.println(); 15941 count++; 15942 } 15943 if (count == 0) { 15944 pw.println(prefix + "No configured app linkages."); 15945 pw.println(); 15946 } 15947 } 15948 } 15949 } 15950 } 15951 15952 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15953 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15954 if (packageName == null && permissionNames == null) { 15955 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15956 if (iperm == 0) { 15957 if (dumpState.onTitlePrinted()) 15958 pw.println(); 15959 pw.println("AppOp Permissions:"); 15960 } 15961 pw.print(" AppOp Permission "); 15962 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15963 pw.println(":"); 15964 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15965 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15966 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15967 } 15968 } 15969 } 15970 } 15971 15972 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15973 boolean printedSomething = false; 15974 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15975 if (packageName != null && !packageName.equals(p.info.packageName)) { 15976 continue; 15977 } 15978 if (!printedSomething) { 15979 if (dumpState.onTitlePrinted()) 15980 pw.println(); 15981 pw.println("Registered ContentProviders:"); 15982 printedSomething = true; 15983 } 15984 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15985 pw.print(" "); pw.println(p.toString()); 15986 } 15987 printedSomething = false; 15988 for (Map.Entry<String, PackageParser.Provider> entry : 15989 mProvidersByAuthority.entrySet()) { 15990 PackageParser.Provider p = entry.getValue(); 15991 if (packageName != null && !packageName.equals(p.info.packageName)) { 15992 continue; 15993 } 15994 if (!printedSomething) { 15995 if (dumpState.onTitlePrinted()) 15996 pw.println(); 15997 pw.println("ContentProvider Authorities:"); 15998 printedSomething = true; 15999 } 16000 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 16001 pw.print(" "); pw.println(p.toString()); 16002 if (p.info != null && p.info.applicationInfo != null) { 16003 final String appInfo = p.info.applicationInfo.toString(); 16004 pw.print(" applicationInfo="); pw.println(appInfo); 16005 } 16006 } 16007 } 16008 16009 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 16010 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 16011 } 16012 16013 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 16014 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 16015 } 16016 16017 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 16018 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 16019 } 16020 16021 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 16022 // XXX should handle packageName != null by dumping only install data that 16023 // the given package is involved with. 16024 if (dumpState.onTitlePrinted()) pw.println(); 16025 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 16026 } 16027 16028 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 16029 if (dumpState.onTitlePrinted()) pw.println(); 16030 mSettings.dumpReadMessagesLPr(pw, dumpState); 16031 16032 pw.println(); 16033 pw.println("Package warning messages:"); 16034 BufferedReader in = null; 16035 String line = null; 16036 try { 16037 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16038 while ((line = in.readLine()) != null) { 16039 if (line.contains("ignored: updated version")) continue; 16040 pw.println(line); 16041 } 16042 } catch (IOException ignored) { 16043 } finally { 16044 IoUtils.closeQuietly(in); 16045 } 16046 } 16047 16048 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 16049 BufferedReader in = null; 16050 String line = null; 16051 try { 16052 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16053 while ((line = in.readLine()) != null) { 16054 if (line.contains("ignored: updated version")) continue; 16055 pw.print("msg,"); 16056 pw.println(line); 16057 } 16058 } catch (IOException ignored) { 16059 } finally { 16060 IoUtils.closeQuietly(in); 16061 } 16062 } 16063 } 16064 } 16065 16066 private String dumpDomainString(String packageName) { 16067 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16068 List<IntentFilter> filters = getAllIntentFilters(packageName); 16069 16070 ArraySet<String> result = new ArraySet<>(); 16071 if (iviList.size() > 0) { 16072 for (IntentFilterVerificationInfo ivi : iviList) { 16073 for (String host : ivi.getDomains()) { 16074 result.add(host); 16075 } 16076 } 16077 } 16078 if (filters != null && filters.size() > 0) { 16079 for (IntentFilter filter : filters) { 16080 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16081 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16082 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16083 result.addAll(filter.getHostsList()); 16084 } 16085 } 16086 } 16087 16088 StringBuilder sb = new StringBuilder(result.size() * 16); 16089 for (String domain : result) { 16090 if (sb.length() > 0) sb.append(" "); 16091 sb.append(domain); 16092 } 16093 return sb.toString(); 16094 } 16095 16096 // ------- apps on sdcard specific code ------- 16097 static final boolean DEBUG_SD_INSTALL = false; 16098 16099 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16100 16101 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16102 16103 private boolean mMediaMounted = false; 16104 16105 static String getEncryptKey() { 16106 try { 16107 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16108 SD_ENCRYPTION_KEYSTORE_NAME); 16109 if (sdEncKey == null) { 16110 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16111 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16112 if (sdEncKey == null) { 16113 Slog.e(TAG, "Failed to create encryption keys"); 16114 return null; 16115 } 16116 } 16117 return sdEncKey; 16118 } catch (NoSuchAlgorithmException nsae) { 16119 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16120 return null; 16121 } catch (IOException ioe) { 16122 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16123 return null; 16124 } 16125 } 16126 16127 /* 16128 * Update media status on PackageManager. 16129 */ 16130 @Override 16131 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16132 int callingUid = Binder.getCallingUid(); 16133 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16134 throw new SecurityException("Media status can only be updated by the system"); 16135 } 16136 // reader; this apparently protects mMediaMounted, but should probably 16137 // be a different lock in that case. 16138 synchronized (mPackages) { 16139 Log.i(TAG, "Updating external media status from " 16140 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16141 + (mediaStatus ? "mounted" : "unmounted")); 16142 if (DEBUG_SD_INSTALL) 16143 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16144 + ", mMediaMounted=" + mMediaMounted); 16145 if (mediaStatus == mMediaMounted) { 16146 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16147 : 0, -1); 16148 mHandler.sendMessage(msg); 16149 return; 16150 } 16151 mMediaMounted = mediaStatus; 16152 } 16153 // Queue up an async operation since the package installation may take a 16154 // little while. 16155 mHandler.post(new Runnable() { 16156 public void run() { 16157 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16158 } 16159 }); 16160 } 16161 16162 /** 16163 * Called by MountService when the initial ASECs to scan are available. 16164 * Should block until all the ASEC containers are finished being scanned. 16165 */ 16166 public void scanAvailableAsecs() { 16167 updateExternalMediaStatusInner(true, false, false); 16168 if (mShouldRestoreconData) { 16169 SELinuxMMAC.setRestoreconDone(); 16170 mShouldRestoreconData = false; 16171 } 16172 } 16173 16174 /* 16175 * Collect information of applications on external media, map them against 16176 * existing containers and update information based on current mount status. 16177 * Please note that we always have to report status if reportStatus has been 16178 * set to true especially when unloading packages. 16179 */ 16180 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16181 boolean externalStorage) { 16182 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16183 int[] uidArr = EmptyArray.INT; 16184 16185 final String[] list = PackageHelper.getSecureContainerList(); 16186 if (ArrayUtils.isEmpty(list)) { 16187 Log.i(TAG, "No secure containers found"); 16188 } else { 16189 // Process list of secure containers and categorize them 16190 // as active or stale based on their package internal state. 16191 16192 // reader 16193 synchronized (mPackages) { 16194 for (String cid : list) { 16195 // Leave stages untouched for now; installer service owns them 16196 if (PackageInstallerService.isStageName(cid)) continue; 16197 16198 if (DEBUG_SD_INSTALL) 16199 Log.i(TAG, "Processing container " + cid); 16200 String pkgName = getAsecPackageName(cid); 16201 if (pkgName == null) { 16202 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16203 continue; 16204 } 16205 if (DEBUG_SD_INSTALL) 16206 Log.i(TAG, "Looking for pkg : " + pkgName); 16207 16208 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16209 if (ps == null) { 16210 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16211 continue; 16212 } 16213 16214 /* 16215 * Skip packages that are not external if we're unmounting 16216 * external storage. 16217 */ 16218 if (externalStorage && !isMounted && !isExternal(ps)) { 16219 continue; 16220 } 16221 16222 final AsecInstallArgs args = new AsecInstallArgs(cid, 16223 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16224 // The package status is changed only if the code path 16225 // matches between settings and the container id. 16226 if (ps.codePathString != null 16227 && ps.codePathString.startsWith(args.getCodePath())) { 16228 if (DEBUG_SD_INSTALL) { 16229 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16230 + " at code path: " + ps.codePathString); 16231 } 16232 16233 // We do have a valid package installed on sdcard 16234 processCids.put(args, ps.codePathString); 16235 final int uid = ps.appId; 16236 if (uid != -1) { 16237 uidArr = ArrayUtils.appendInt(uidArr, uid); 16238 } 16239 } else { 16240 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16241 + ps.codePathString); 16242 } 16243 } 16244 } 16245 16246 Arrays.sort(uidArr); 16247 } 16248 16249 // Process packages with valid entries. 16250 if (isMounted) { 16251 if (DEBUG_SD_INSTALL) 16252 Log.i(TAG, "Loading packages"); 16253 loadMediaPackages(processCids, uidArr, externalStorage); 16254 startCleaningPackages(); 16255 mInstallerService.onSecureContainersAvailable(); 16256 } else { 16257 if (DEBUG_SD_INSTALL) 16258 Log.i(TAG, "Unloading packages"); 16259 unloadMediaPackages(processCids, uidArr, reportStatus); 16260 } 16261 } 16262 16263 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16264 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16265 final int size = infos.size(); 16266 final String[] packageNames = new String[size]; 16267 final int[] packageUids = new int[size]; 16268 for (int i = 0; i < size; i++) { 16269 final ApplicationInfo info = infos.get(i); 16270 packageNames[i] = info.packageName; 16271 packageUids[i] = info.uid; 16272 } 16273 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16274 finishedReceiver); 16275 } 16276 16277 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16278 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16279 sendResourcesChangedBroadcast(mediaStatus, replacing, 16280 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16281 } 16282 16283 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16284 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16285 int size = pkgList.length; 16286 if (size > 0) { 16287 // Send broadcasts here 16288 Bundle extras = new Bundle(); 16289 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16290 if (uidArr != null) { 16291 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16292 } 16293 if (replacing) { 16294 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16295 } 16296 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16297 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16298 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16299 } 16300 } 16301 16302 /* 16303 * Look at potentially valid container ids from processCids If package 16304 * information doesn't match the one on record or package scanning fails, 16305 * the cid is added to list of removeCids. We currently don't delete stale 16306 * containers. 16307 */ 16308 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16309 boolean externalStorage) { 16310 ArrayList<String> pkgList = new ArrayList<String>(); 16311 Set<AsecInstallArgs> keys = processCids.keySet(); 16312 16313 for (AsecInstallArgs args : keys) { 16314 String codePath = processCids.get(args); 16315 if (DEBUG_SD_INSTALL) 16316 Log.i(TAG, "Loading container : " + args.cid); 16317 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16318 try { 16319 // Make sure there are no container errors first. 16320 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16321 Slog.e(TAG, "Failed to mount cid : " + args.cid 16322 + " when installing from sdcard"); 16323 continue; 16324 } 16325 // Check code path here. 16326 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16327 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16328 + " does not match one in settings " + codePath); 16329 continue; 16330 } 16331 // Parse package 16332 int parseFlags = mDefParseFlags; 16333 if (args.isExternalAsec()) { 16334 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16335 } 16336 if (args.isFwdLocked()) { 16337 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16338 } 16339 16340 synchronized (mInstallLock) { 16341 PackageParser.Package pkg = null; 16342 try { 16343 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16344 } catch (PackageManagerException e) { 16345 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16346 } 16347 // Scan the package 16348 if (pkg != null) { 16349 /* 16350 * TODO why is the lock being held? doPostInstall is 16351 * called in other places without the lock. This needs 16352 * to be straightened out. 16353 */ 16354 // writer 16355 synchronized (mPackages) { 16356 retCode = PackageManager.INSTALL_SUCCEEDED; 16357 pkgList.add(pkg.packageName); 16358 // Post process args 16359 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16360 pkg.applicationInfo.uid); 16361 } 16362 } else { 16363 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16364 } 16365 } 16366 16367 } finally { 16368 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16369 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16370 } 16371 } 16372 } 16373 // writer 16374 synchronized (mPackages) { 16375 // If the platform SDK has changed since the last time we booted, 16376 // we need to re-grant app permission to catch any new ones that 16377 // appear. This is really a hack, and means that apps can in some 16378 // cases get permissions that the user didn't initially explicitly 16379 // allow... it would be nice to have some better way to handle 16380 // this situation. 16381 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16382 : mSettings.getInternalVersion(); 16383 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16384 : StorageManager.UUID_PRIVATE_INTERNAL; 16385 16386 int updateFlags = UPDATE_PERMISSIONS_ALL; 16387 if (ver.sdkVersion != mSdkVersion) { 16388 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16389 + mSdkVersion + "; regranting permissions for external"); 16390 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16391 } 16392 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16393 16394 // Yay, everything is now upgraded 16395 ver.forceCurrent(); 16396 16397 // can downgrade to reader 16398 // Persist settings 16399 mSettings.writeLPr(); 16400 } 16401 // Send a broadcast to let everyone know we are done processing 16402 if (pkgList.size() > 0) { 16403 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16404 } 16405 } 16406 16407 /* 16408 * Utility method to unload a list of specified containers 16409 */ 16410 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16411 // Just unmount all valid containers. 16412 for (AsecInstallArgs arg : cidArgs) { 16413 synchronized (mInstallLock) { 16414 arg.doPostDeleteLI(false); 16415 } 16416 } 16417 } 16418 16419 /* 16420 * Unload packages mounted on external media. This involves deleting package 16421 * data from internal structures, sending broadcasts about diabled packages, 16422 * gc'ing to free up references, unmounting all secure containers 16423 * corresponding to packages on external media, and posting a 16424 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16425 * that we always have to post this message if status has been requested no 16426 * matter what. 16427 */ 16428 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16429 final boolean reportStatus) { 16430 if (DEBUG_SD_INSTALL) 16431 Log.i(TAG, "unloading media packages"); 16432 ArrayList<String> pkgList = new ArrayList<String>(); 16433 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16434 final Set<AsecInstallArgs> keys = processCids.keySet(); 16435 for (AsecInstallArgs args : keys) { 16436 String pkgName = args.getPackageName(); 16437 if (DEBUG_SD_INSTALL) 16438 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16439 // Delete package internally 16440 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16441 synchronized (mInstallLock) { 16442 boolean res = deletePackageLI(pkgName, null, false, null, null, 16443 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16444 if (res) { 16445 pkgList.add(pkgName); 16446 } else { 16447 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16448 failedList.add(args); 16449 } 16450 } 16451 } 16452 16453 // reader 16454 synchronized (mPackages) { 16455 // We didn't update the settings after removing each package; 16456 // write them now for all packages. 16457 mSettings.writeLPr(); 16458 } 16459 16460 // We have to absolutely send UPDATED_MEDIA_STATUS only 16461 // after confirming that all the receivers processed the ordered 16462 // broadcast when packages get disabled, force a gc to clean things up. 16463 // and unload all the containers. 16464 if (pkgList.size() > 0) { 16465 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16466 new IIntentReceiver.Stub() { 16467 public void performReceive(Intent intent, int resultCode, String data, 16468 Bundle extras, boolean ordered, boolean sticky, 16469 int sendingUser) throws RemoteException { 16470 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16471 reportStatus ? 1 : 0, 1, keys); 16472 mHandler.sendMessage(msg); 16473 } 16474 }); 16475 } else { 16476 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16477 keys); 16478 mHandler.sendMessage(msg); 16479 } 16480 } 16481 16482 private void loadPrivatePackages(final VolumeInfo vol) { 16483 mHandler.post(new Runnable() { 16484 @Override 16485 public void run() { 16486 loadPrivatePackagesInner(vol); 16487 } 16488 }); 16489 } 16490 16491 private void loadPrivatePackagesInner(VolumeInfo vol) { 16492 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16493 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16494 16495 final VersionInfo ver; 16496 final List<PackageSetting> packages; 16497 synchronized (mPackages) { 16498 ver = mSettings.findOrCreateVersion(vol.fsUuid); 16499 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16500 } 16501 16502 for (PackageSetting ps : packages) { 16503 synchronized (mInstallLock) { 16504 final PackageParser.Package pkg; 16505 try { 16506 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16507 loaded.add(pkg.applicationInfo); 16508 } catch (PackageManagerException e) { 16509 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16510 } 16511 16512 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16513 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16514 } 16515 } 16516 } 16517 16518 synchronized (mPackages) { 16519 int updateFlags = UPDATE_PERMISSIONS_ALL; 16520 if (ver.sdkVersion != mSdkVersion) { 16521 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16522 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16523 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16524 } 16525 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 16526 16527 // Yay, everything is now upgraded 16528 ver.forceCurrent(); 16529 16530 mSettings.writeLPr(); 16531 } 16532 16533 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16534 sendResourcesChangedBroadcast(true, false, loaded, null); 16535 } 16536 16537 private void unloadPrivatePackages(final VolumeInfo vol) { 16538 mHandler.post(new Runnable() { 16539 @Override 16540 public void run() { 16541 unloadPrivatePackagesInner(vol); 16542 } 16543 }); 16544 } 16545 16546 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16547 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16548 synchronized (mInstallLock) { 16549 synchronized (mPackages) { 16550 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16551 for (PackageSetting ps : packages) { 16552 if (ps.pkg == null) continue; 16553 16554 final ApplicationInfo info = ps.pkg.applicationInfo; 16555 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16556 if (deletePackageLI(ps.name, null, false, null, null, 16557 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16558 unloaded.add(info); 16559 } else { 16560 Slog.w(TAG, "Failed to unload " + ps.codePath); 16561 } 16562 } 16563 16564 mSettings.writeLPr(); 16565 } 16566 } 16567 16568 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16569 sendResourcesChangedBroadcast(false, false, unloaded, null); 16570 } 16571 16572 /** 16573 * Examine all users present on given mounted volume, and destroy data 16574 * belonging to users that are no longer valid, or whose user ID has been 16575 * recycled. 16576 */ 16577 private void reconcileUsers(String volumeUuid) { 16578 final File[] files = FileUtils 16579 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16580 for (File file : files) { 16581 if (!file.isDirectory()) continue; 16582 16583 final int userId; 16584 final UserInfo info; 16585 try { 16586 userId = Integer.parseInt(file.getName()); 16587 info = sUserManager.getUserInfo(userId); 16588 } catch (NumberFormatException e) { 16589 Slog.w(TAG, "Invalid user directory " + file); 16590 continue; 16591 } 16592 16593 boolean destroyUser = false; 16594 if (info == null) { 16595 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16596 + " because no matching user was found"); 16597 destroyUser = true; 16598 } else { 16599 try { 16600 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16601 } catch (IOException e) { 16602 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16603 + " because we failed to enforce serial number: " + e); 16604 destroyUser = true; 16605 } 16606 } 16607 16608 if (destroyUser) { 16609 synchronized (mInstallLock) { 16610 mInstaller.removeUserDataDirs(volumeUuid, userId); 16611 } 16612 } 16613 } 16614 16615 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16616 final UserManager um = mContext.getSystemService(UserManager.class); 16617 for (UserInfo user : um.getUsers()) { 16618 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16619 if (userDir.exists()) continue; 16620 16621 try { 16622 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16623 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16624 } catch (IOException e) { 16625 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16626 } 16627 } 16628 } 16629 16630 /** 16631 * Examine all apps present on given mounted volume, and destroy apps that 16632 * aren't expected, either due to uninstallation or reinstallation on 16633 * another volume. 16634 */ 16635 private void reconcileApps(String volumeUuid) { 16636 final File[] files = FileUtils 16637 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16638 for (File file : files) { 16639 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16640 && !PackageInstallerService.isStageName(file.getName()); 16641 if (!isPackage) { 16642 // Ignore entries which are not packages 16643 continue; 16644 } 16645 16646 boolean destroyApp = false; 16647 String packageName = null; 16648 try { 16649 final PackageLite pkg = PackageParser.parsePackageLite(file, 16650 PackageParser.PARSE_MUST_BE_APK); 16651 packageName = pkg.packageName; 16652 16653 synchronized (mPackages) { 16654 final PackageSetting ps = mSettings.mPackages.get(packageName); 16655 if (ps == null) { 16656 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16657 + volumeUuid + " because we found no install record"); 16658 destroyApp = true; 16659 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16660 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16661 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16662 destroyApp = true; 16663 } 16664 } 16665 16666 } catch (PackageParserException e) { 16667 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16668 destroyApp = true; 16669 } 16670 16671 if (destroyApp) { 16672 synchronized (mInstallLock) { 16673 if (packageName != null) { 16674 removeDataDirsLI(volumeUuid, packageName); 16675 } 16676 if (file.isDirectory()) { 16677 mInstaller.rmPackageDir(file.getAbsolutePath()); 16678 } else { 16679 file.delete(); 16680 } 16681 } 16682 } 16683 } 16684 } 16685 16686 private void unfreezePackage(String packageName) { 16687 synchronized (mPackages) { 16688 final PackageSetting ps = mSettings.mPackages.get(packageName); 16689 if (ps != null) { 16690 ps.frozen = false; 16691 } 16692 } 16693 } 16694 16695 @Override 16696 public int movePackage(final String packageName, final String volumeUuid) { 16697 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16698 16699 final int moveId = mNextMoveId.getAndIncrement(); 16700 mHandler.post(new Runnable() { 16701 @Override 16702 public void run() { 16703 try { 16704 movePackageInternal(packageName, volumeUuid, moveId); 16705 } catch (PackageManagerException e) { 16706 Slog.w(TAG, "Failed to move " + packageName, e); 16707 mMoveCallbacks.notifyStatusChanged(moveId, 16708 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16709 } 16710 } 16711 }); 16712 return moveId; 16713 } 16714 16715 private void movePackageInternal(final String packageName, final String volumeUuid, 16716 final int moveId) throws PackageManagerException { 16717 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16718 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16719 final PackageManager pm = mContext.getPackageManager(); 16720 16721 final boolean currentAsec; 16722 final String currentVolumeUuid; 16723 final File codeFile; 16724 final String installerPackageName; 16725 final String packageAbiOverride; 16726 final int appId; 16727 final String seinfo; 16728 final String label; 16729 16730 // reader 16731 synchronized (mPackages) { 16732 final PackageParser.Package pkg = mPackages.get(packageName); 16733 final PackageSetting ps = mSettings.mPackages.get(packageName); 16734 if (pkg == null || ps == null) { 16735 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16736 } 16737 16738 if (pkg.applicationInfo.isSystemApp()) { 16739 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16740 "Cannot move system application"); 16741 } 16742 16743 if (pkg.applicationInfo.isExternalAsec()) { 16744 currentAsec = true; 16745 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16746 } else if (pkg.applicationInfo.isForwardLocked()) { 16747 currentAsec = true; 16748 currentVolumeUuid = "forward_locked"; 16749 } else { 16750 currentAsec = false; 16751 currentVolumeUuid = ps.volumeUuid; 16752 16753 final File probe = new File(pkg.codePath); 16754 final File probeOat = new File(probe, "oat"); 16755 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16756 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16757 "Move only supported for modern cluster style installs"); 16758 } 16759 } 16760 16761 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16762 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16763 "Package already moved to " + volumeUuid); 16764 } 16765 16766 if (ps.frozen) { 16767 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16768 "Failed to move already frozen package"); 16769 } 16770 ps.frozen = true; 16771 16772 codeFile = new File(pkg.codePath); 16773 installerPackageName = ps.installerPackageName; 16774 packageAbiOverride = ps.cpuAbiOverrideString; 16775 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16776 seinfo = pkg.applicationInfo.seinfo; 16777 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16778 } 16779 16780 // Now that we're guarded by frozen state, kill app during move 16781 final long token = Binder.clearCallingIdentity(); 16782 try { 16783 killApplication(packageName, appId, "move pkg"); 16784 } finally { 16785 Binder.restoreCallingIdentity(token); 16786 } 16787 16788 final Bundle extras = new Bundle(); 16789 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16790 extras.putString(Intent.EXTRA_TITLE, label); 16791 mMoveCallbacks.notifyCreated(moveId, extras); 16792 16793 int installFlags; 16794 final boolean moveCompleteApp; 16795 final File measurePath; 16796 16797 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16798 installFlags = INSTALL_INTERNAL; 16799 moveCompleteApp = !currentAsec; 16800 measurePath = Environment.getDataAppDirectory(volumeUuid); 16801 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16802 installFlags = INSTALL_EXTERNAL; 16803 moveCompleteApp = false; 16804 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16805 } else { 16806 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16807 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16808 || !volume.isMountedWritable()) { 16809 unfreezePackage(packageName); 16810 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16811 "Move location not mounted private volume"); 16812 } 16813 16814 Preconditions.checkState(!currentAsec); 16815 16816 installFlags = INSTALL_INTERNAL; 16817 moveCompleteApp = true; 16818 measurePath = Environment.getDataAppDirectory(volumeUuid); 16819 } 16820 16821 final PackageStats stats = new PackageStats(null, -1); 16822 synchronized (mInstaller) { 16823 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16824 unfreezePackage(packageName); 16825 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16826 "Failed to measure package size"); 16827 } 16828 } 16829 16830 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16831 + stats.dataSize); 16832 16833 final long startFreeBytes = measurePath.getFreeSpace(); 16834 final long sizeBytes; 16835 if (moveCompleteApp) { 16836 sizeBytes = stats.codeSize + stats.dataSize; 16837 } else { 16838 sizeBytes = stats.codeSize; 16839 } 16840 16841 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16842 unfreezePackage(packageName); 16843 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16844 "Not enough free space to move"); 16845 } 16846 16847 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16848 16849 final CountDownLatch installedLatch = new CountDownLatch(1); 16850 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16851 @Override 16852 public void onUserActionRequired(Intent intent) throws RemoteException { 16853 throw new IllegalStateException(); 16854 } 16855 16856 @Override 16857 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16858 Bundle extras) throws RemoteException { 16859 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16860 + PackageManager.installStatusToString(returnCode, msg)); 16861 16862 installedLatch.countDown(); 16863 16864 // Regardless of success or failure of the move operation, 16865 // always unfreeze the package 16866 unfreezePackage(packageName); 16867 16868 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16869 switch (status) { 16870 case PackageInstaller.STATUS_SUCCESS: 16871 mMoveCallbacks.notifyStatusChanged(moveId, 16872 PackageManager.MOVE_SUCCEEDED); 16873 break; 16874 case PackageInstaller.STATUS_FAILURE_STORAGE: 16875 mMoveCallbacks.notifyStatusChanged(moveId, 16876 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16877 break; 16878 default: 16879 mMoveCallbacks.notifyStatusChanged(moveId, 16880 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16881 break; 16882 } 16883 } 16884 }; 16885 16886 final MoveInfo move; 16887 if (moveCompleteApp) { 16888 // Kick off a thread to report progress estimates 16889 new Thread() { 16890 @Override 16891 public void run() { 16892 while (true) { 16893 try { 16894 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16895 break; 16896 } 16897 } catch (InterruptedException ignored) { 16898 } 16899 16900 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16901 final int progress = 10 + (int) MathUtils.constrain( 16902 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16903 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16904 } 16905 } 16906 }.start(); 16907 16908 final String dataAppName = codeFile.getName(); 16909 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16910 dataAppName, appId, seinfo); 16911 } else { 16912 move = null; 16913 } 16914 16915 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16916 16917 final Message msg = mHandler.obtainMessage(INIT_COPY); 16918 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16919 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16920 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16921 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16922 msg.obj = params; 16923 16924 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16925 System.identityHashCode(msg.obj)); 16926 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16927 System.identityHashCode(msg.obj)); 16928 16929 mHandler.sendMessage(msg); 16930 } 16931 16932 @Override 16933 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16934 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16935 16936 final int realMoveId = mNextMoveId.getAndIncrement(); 16937 final Bundle extras = new Bundle(); 16938 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16939 mMoveCallbacks.notifyCreated(realMoveId, extras); 16940 16941 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16942 @Override 16943 public void onCreated(int moveId, Bundle extras) { 16944 // Ignored 16945 } 16946 16947 @Override 16948 public void onStatusChanged(int moveId, int status, long estMillis) { 16949 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16950 } 16951 }; 16952 16953 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16954 storage.setPrimaryStorageUuid(volumeUuid, callback); 16955 return realMoveId; 16956 } 16957 16958 @Override 16959 public int getMoveStatus(int moveId) { 16960 mContext.enforceCallingOrSelfPermission( 16961 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16962 return mMoveCallbacks.mLastStatus.get(moveId); 16963 } 16964 16965 @Override 16966 public void registerMoveCallback(IPackageMoveObserver callback) { 16967 mContext.enforceCallingOrSelfPermission( 16968 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16969 mMoveCallbacks.register(callback); 16970 } 16971 16972 @Override 16973 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16974 mContext.enforceCallingOrSelfPermission( 16975 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16976 mMoveCallbacks.unregister(callback); 16977 } 16978 16979 @Override 16980 public boolean setInstallLocation(int loc) { 16981 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16982 null); 16983 if (getInstallLocation() == loc) { 16984 return true; 16985 } 16986 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16987 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16988 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16989 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16990 return true; 16991 } 16992 return false; 16993 } 16994 16995 @Override 16996 public int getInstallLocation() { 16997 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16998 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16999 PackageHelper.APP_INSTALL_AUTO); 17000 } 17001 17002 /** Called by UserManagerService */ 17003 void cleanUpUser(UserManagerService userManager, int userHandle) { 17004 synchronized (mPackages) { 17005 mDirtyUsers.remove(userHandle); 17006 mUserNeedsBadging.delete(userHandle); 17007 mSettings.removeUserLPw(userHandle); 17008 mPendingBroadcasts.remove(userHandle); 17009 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 17010 } 17011 synchronized (mInstallLock) { 17012 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17013 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 17014 final String volumeUuid = vol.getFsUuid(); 17015 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 17016 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 17017 } 17018 synchronized (mPackages) { 17019 removeUnusedPackagesLILPw(userManager, userHandle); 17020 } 17021 } 17022 } 17023 17024 /** 17025 * We're removing userHandle and would like to remove any downloaded packages 17026 * that are no longer in use by any other user. 17027 * @param userHandle the user being removed 17028 */ 17029 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 17030 final boolean DEBUG_CLEAN_APKS = false; 17031 int [] users = userManager.getUserIds(); 17032 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 17033 while (psit.hasNext()) { 17034 PackageSetting ps = psit.next(); 17035 if (ps.pkg == null) { 17036 continue; 17037 } 17038 final String packageName = ps.pkg.packageName; 17039 // Skip over if system app 17040 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 17041 continue; 17042 } 17043 if (DEBUG_CLEAN_APKS) { 17044 Slog.i(TAG, "Checking package " + packageName); 17045 } 17046 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 17047 if (keep) { 17048 if (DEBUG_CLEAN_APKS) { 17049 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 17050 } 17051 } else { 17052 for (int i = 0; i < users.length; i++) { 17053 if (users[i] != userHandle && ps.getInstalled(users[i])) { 17054 keep = true; 17055 if (DEBUG_CLEAN_APKS) { 17056 Slog.i(TAG, " Keeping package " + packageName + " for user " 17057 + users[i]); 17058 } 17059 break; 17060 } 17061 } 17062 } 17063 if (!keep) { 17064 if (DEBUG_CLEAN_APKS) { 17065 Slog.i(TAG, " Removing package " + packageName); 17066 } 17067 mHandler.post(new Runnable() { 17068 public void run() { 17069 deletePackageX(packageName, userHandle, 0); 17070 } //end run 17071 }); 17072 } 17073 } 17074 } 17075 17076 /** Called by UserManagerService */ 17077 void createNewUser(int userHandle) { 17078 synchronized (mInstallLock) { 17079 mInstaller.createUserConfig(userHandle); 17080 mSettings.createNewUserLI(this, mInstaller, userHandle); 17081 } 17082 synchronized (mPackages) { 17083 applyFactoryDefaultBrowserLPw(userHandle); 17084 primeDomainVerificationsLPw(userHandle); 17085 } 17086 } 17087 17088 void newUserCreated(final int userHandle) { 17089 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17090 // If permission review for legacy apps is required, we represent 17091 // dagerous permissions for such apps as always granted runtime 17092 // permissions to keep per user flag state whether review is needed. 17093 // Hence, if a new user is added we have to propagate dangerous 17094 // permission grants for these legacy apps. 17095 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17096 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17097 | UPDATE_PERMISSIONS_REPLACE_ALL); 17098 } 17099 } 17100 17101 @Override 17102 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17103 mContext.enforceCallingOrSelfPermission( 17104 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17105 "Only package verification agents can read the verifier device identity"); 17106 17107 synchronized (mPackages) { 17108 return mSettings.getVerifierDeviceIdentityLPw(); 17109 } 17110 } 17111 17112 @Override 17113 public void setPermissionEnforced(String permission, boolean enforced) { 17114 // TODO: Now that we no longer change GID for storage, this should to away. 17115 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17116 "setPermissionEnforced"); 17117 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17118 synchronized (mPackages) { 17119 if (mSettings.mReadExternalStorageEnforced == null 17120 || mSettings.mReadExternalStorageEnforced != enforced) { 17121 mSettings.mReadExternalStorageEnforced = enforced; 17122 mSettings.writeLPr(); 17123 } 17124 } 17125 // kill any non-foreground processes so we restart them and 17126 // grant/revoke the GID. 17127 final IActivityManager am = ActivityManagerNative.getDefault(); 17128 if (am != null) { 17129 final long token = Binder.clearCallingIdentity(); 17130 try { 17131 am.killProcessesBelowForeground("setPermissionEnforcement"); 17132 } catch (RemoteException e) { 17133 } finally { 17134 Binder.restoreCallingIdentity(token); 17135 } 17136 } 17137 } else { 17138 throw new IllegalArgumentException("No selective enforcement for " + permission); 17139 } 17140 } 17141 17142 @Override 17143 @Deprecated 17144 public boolean isPermissionEnforced(String permission) { 17145 return true; 17146 } 17147 17148 @Override 17149 public boolean isStorageLow() { 17150 final long token = Binder.clearCallingIdentity(); 17151 try { 17152 final DeviceStorageMonitorInternal 17153 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17154 if (dsm != null) { 17155 return dsm.isMemoryLow(); 17156 } else { 17157 return false; 17158 } 17159 } finally { 17160 Binder.restoreCallingIdentity(token); 17161 } 17162 } 17163 17164 @Override 17165 public IPackageInstaller getPackageInstaller() { 17166 return mInstallerService; 17167 } 17168 17169 private boolean userNeedsBadging(int userId) { 17170 int index = mUserNeedsBadging.indexOfKey(userId); 17171 if (index < 0) { 17172 final UserInfo userInfo; 17173 final long token = Binder.clearCallingIdentity(); 17174 try { 17175 userInfo = sUserManager.getUserInfo(userId); 17176 } finally { 17177 Binder.restoreCallingIdentity(token); 17178 } 17179 final boolean b; 17180 if (userInfo != null && userInfo.isManagedProfile()) { 17181 b = true; 17182 } else { 17183 b = false; 17184 } 17185 mUserNeedsBadging.put(userId, b); 17186 return b; 17187 } 17188 return mUserNeedsBadging.valueAt(index); 17189 } 17190 17191 @Override 17192 public KeySet getKeySetByAlias(String packageName, String alias) { 17193 if (packageName == null || alias == null) { 17194 return null; 17195 } 17196 synchronized(mPackages) { 17197 final PackageParser.Package pkg = mPackages.get(packageName); 17198 if (pkg == null) { 17199 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17200 throw new IllegalArgumentException("Unknown package: " + packageName); 17201 } 17202 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17203 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17204 } 17205 } 17206 17207 @Override 17208 public KeySet getSigningKeySet(String packageName) { 17209 if (packageName == null) { 17210 return null; 17211 } 17212 synchronized(mPackages) { 17213 final PackageParser.Package pkg = mPackages.get(packageName); 17214 if (pkg == null) { 17215 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17216 throw new IllegalArgumentException("Unknown package: " + packageName); 17217 } 17218 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17219 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17220 throw new SecurityException("May not access signing KeySet of other apps."); 17221 } 17222 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17223 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17224 } 17225 } 17226 17227 @Override 17228 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17229 if (packageName == null || ks == null) { 17230 return false; 17231 } 17232 synchronized(mPackages) { 17233 final PackageParser.Package pkg = mPackages.get(packageName); 17234 if (pkg == null) { 17235 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17236 throw new IllegalArgumentException("Unknown package: " + packageName); 17237 } 17238 IBinder ksh = ks.getToken(); 17239 if (ksh instanceof KeySetHandle) { 17240 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17241 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17242 } 17243 return false; 17244 } 17245 } 17246 17247 @Override 17248 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17249 if (packageName == null || ks == null) { 17250 return false; 17251 } 17252 synchronized(mPackages) { 17253 final PackageParser.Package pkg = mPackages.get(packageName); 17254 if (pkg == null) { 17255 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17256 throw new IllegalArgumentException("Unknown package: " + packageName); 17257 } 17258 IBinder ksh = ks.getToken(); 17259 if (ksh instanceof KeySetHandle) { 17260 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17261 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17262 } 17263 return false; 17264 } 17265 } 17266 17267 private void deletePackageIfUnusedLPr(final String packageName) { 17268 PackageSetting ps = mSettings.mPackages.get(packageName); 17269 if (ps == null) { 17270 return; 17271 } 17272 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17273 // TODO Implement atomic delete if package is unused 17274 // It is currently possible that the package will be deleted even if it is installed 17275 // after this method returns. 17276 mHandler.post(new Runnable() { 17277 public void run() { 17278 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17279 } 17280 }); 17281 } 17282 } 17283 17284 /** 17285 * Check and throw if the given before/after packages would be considered a 17286 * downgrade. 17287 */ 17288 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17289 throws PackageManagerException { 17290 if (after.versionCode < before.mVersionCode) { 17291 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17292 "Update version code " + after.versionCode + " is older than current " 17293 + before.mVersionCode); 17294 } else if (after.versionCode == before.mVersionCode) { 17295 if (after.baseRevisionCode < before.baseRevisionCode) { 17296 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17297 "Update base revision code " + after.baseRevisionCode 17298 + " is older than current " + before.baseRevisionCode); 17299 } 17300 17301 if (!ArrayUtils.isEmpty(after.splitNames)) { 17302 for (int i = 0; i < after.splitNames.length; i++) { 17303 final String splitName = after.splitNames[i]; 17304 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17305 if (j != -1) { 17306 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17307 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17308 "Update split " + splitName + " revision code " 17309 + after.splitRevisionCodes[i] + " is older than current " 17310 + before.splitRevisionCodes[j]); 17311 } 17312 } 17313 } 17314 } 17315 } 17316 } 17317 17318 private static class MoveCallbacks extends Handler { 17319 private static final int MSG_CREATED = 1; 17320 private static final int MSG_STATUS_CHANGED = 2; 17321 17322 private final RemoteCallbackList<IPackageMoveObserver> 17323 mCallbacks = new RemoteCallbackList<>(); 17324 17325 private final SparseIntArray mLastStatus = new SparseIntArray(); 17326 17327 public MoveCallbacks(Looper looper) { 17328 super(looper); 17329 } 17330 17331 public void register(IPackageMoveObserver callback) { 17332 mCallbacks.register(callback); 17333 } 17334 17335 public void unregister(IPackageMoveObserver callback) { 17336 mCallbacks.unregister(callback); 17337 } 17338 17339 @Override 17340 public void handleMessage(Message msg) { 17341 final SomeArgs args = (SomeArgs) msg.obj; 17342 final int n = mCallbacks.beginBroadcast(); 17343 for (int i = 0; i < n; i++) { 17344 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17345 try { 17346 invokeCallback(callback, msg.what, args); 17347 } catch (RemoteException ignored) { 17348 } 17349 } 17350 mCallbacks.finishBroadcast(); 17351 args.recycle(); 17352 } 17353 17354 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17355 throws RemoteException { 17356 switch (what) { 17357 case MSG_CREATED: { 17358 callback.onCreated(args.argi1, (Bundle) args.arg2); 17359 break; 17360 } 17361 case MSG_STATUS_CHANGED: { 17362 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17363 break; 17364 } 17365 } 17366 } 17367 17368 private void notifyCreated(int moveId, Bundle extras) { 17369 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17370 17371 final SomeArgs args = SomeArgs.obtain(); 17372 args.argi1 = moveId; 17373 args.arg2 = extras; 17374 obtainMessage(MSG_CREATED, args).sendToTarget(); 17375 } 17376 17377 private void notifyStatusChanged(int moveId, int status) { 17378 notifyStatusChanged(moveId, status, -1); 17379 } 17380 17381 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17382 Slog.v(TAG, "Move " + moveId + " status " + status); 17383 17384 final SomeArgs args = SomeArgs.obtain(); 17385 args.argi1 = moveId; 17386 args.argi2 = status; 17387 args.arg3 = estMillis; 17388 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17389 17390 synchronized (mLastStatus) { 17391 mLastStatus.put(moveId, status); 17392 } 17393 } 17394 } 17395 17396 private final static class OnPermissionChangeListeners extends Handler { 17397 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17398 17399 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17400 new RemoteCallbackList<>(); 17401 17402 public OnPermissionChangeListeners(Looper looper) { 17403 super(looper); 17404 } 17405 17406 @Override 17407 public void handleMessage(Message msg) { 17408 switch (msg.what) { 17409 case MSG_ON_PERMISSIONS_CHANGED: { 17410 final int uid = msg.arg1; 17411 handleOnPermissionsChanged(uid); 17412 } break; 17413 } 17414 } 17415 17416 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17417 mPermissionListeners.register(listener); 17418 17419 } 17420 17421 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17422 mPermissionListeners.unregister(listener); 17423 } 17424 17425 public void onPermissionsChanged(int uid) { 17426 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17427 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17428 } 17429 } 17430 17431 private void handleOnPermissionsChanged(int uid) { 17432 final int count = mPermissionListeners.beginBroadcast(); 17433 try { 17434 for (int i = 0; i < count; i++) { 17435 IOnPermissionsChangeListener callback = mPermissionListeners 17436 .getBroadcastItem(i); 17437 try { 17438 callback.onPermissionsChanged(uid); 17439 } catch (RemoteException e) { 17440 Log.e(TAG, "Permission listener is dead", e); 17441 } 17442 } 17443 } finally { 17444 mPermissionListeners.finishBroadcast(); 17445 } 17446 } 17447 } 17448 17449 private class PackageManagerInternalImpl extends PackageManagerInternal { 17450 @Override 17451 public void setLocationPackagesProvider(PackagesProvider provider) { 17452 synchronized (mPackages) { 17453 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17454 } 17455 } 17456 17457 @Override 17458 public void setImePackagesProvider(PackagesProvider provider) { 17459 synchronized (mPackages) { 17460 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17461 } 17462 } 17463 17464 @Override 17465 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17466 synchronized (mPackages) { 17467 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17468 } 17469 } 17470 17471 @Override 17472 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17473 synchronized (mPackages) { 17474 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17475 } 17476 } 17477 17478 @Override 17479 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17480 synchronized (mPackages) { 17481 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17482 } 17483 } 17484 17485 @Override 17486 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17487 synchronized (mPackages) { 17488 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17489 } 17490 } 17491 17492 @Override 17493 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17494 synchronized (mPackages) { 17495 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17496 } 17497 } 17498 17499 @Override 17500 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17501 synchronized (mPackages) { 17502 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17503 packageName, userId); 17504 } 17505 } 17506 17507 @Override 17508 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17509 synchronized (mPackages) { 17510 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17511 packageName, userId); 17512 } 17513 } 17514 17515 @Override 17516 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17517 synchronized (mPackages) { 17518 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17519 packageName, userId); 17520 } 17521 } 17522 17523 @Override 17524 public void setKeepUninstalledPackages(final List<String> packageList) { 17525 Preconditions.checkNotNull(packageList); 17526 List<String> removedFromList = null; 17527 synchronized (mPackages) { 17528 if (mKeepUninstalledPackages != null) { 17529 final int packagesCount = mKeepUninstalledPackages.size(); 17530 for (int i = 0; i < packagesCount; i++) { 17531 String oldPackage = mKeepUninstalledPackages.get(i); 17532 if (packageList != null && packageList.contains(oldPackage)) { 17533 continue; 17534 } 17535 if (removedFromList == null) { 17536 removedFromList = new ArrayList<>(); 17537 } 17538 removedFromList.add(oldPackage); 17539 } 17540 } 17541 mKeepUninstalledPackages = new ArrayList<>(packageList); 17542 if (removedFromList != null) { 17543 final int removedCount = removedFromList.size(); 17544 for (int i = 0; i < removedCount; i++) { 17545 deletePackageIfUnusedLPr(removedFromList.get(i)); 17546 } 17547 } 17548 } 17549 } 17550 17551 @Override 17552 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17553 synchronized (mPackages) { 17554 // If we do not support permission review, done. 17555 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17556 return false; 17557 } 17558 17559 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17560 if (packageSetting == null) { 17561 return false; 17562 } 17563 17564 // Permission review applies only to apps not supporting the new permission model. 17565 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17566 return false; 17567 } 17568 17569 // Legacy apps have the permission and get user consent on launch. 17570 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17571 return permissionsState.isPermissionReviewRequired(userId); 17572 } 17573 } 17574 } 17575 17576 @Override 17577 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17578 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17579 synchronized (mPackages) { 17580 final long identity = Binder.clearCallingIdentity(); 17581 try { 17582 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17583 packageNames, userId); 17584 } finally { 17585 Binder.restoreCallingIdentity(identity); 17586 } 17587 } 17588 } 17589 17590 private static void enforceSystemOrPhoneCaller(String tag) { 17591 int callingUid = Binder.getCallingUid(); 17592 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17593 throw new SecurityException( 17594 "Cannot call " + tag + " from UID " + callingUid); 17595 } 17596 } 17597} 17598