PackageManagerService.java revision bdbc9692c7cb365d9d3f239baa2377724a6f7bc8
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_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 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; 74import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 75import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 76import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 77import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 78import static com.android.internal.util.ArrayUtils.appendInt; 79import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 80import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 81import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 82import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 83import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 84import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 85import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 86import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 87import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 88 89import android.Manifest; 90import android.app.ActivityManager; 91import android.app.ActivityManagerNative; 92import android.app.AppGlobals; 93import android.app.IActivityManager; 94import android.app.admin.IDevicePolicyManager; 95import android.app.backup.IBackupManager; 96import android.content.BroadcastReceiver; 97import android.content.ComponentName; 98import android.content.Context; 99import android.content.IIntentReceiver; 100import android.content.Intent; 101import android.content.IntentFilter; 102import android.content.IntentSender; 103import android.content.IntentSender.SendIntentException; 104import android.content.ServiceConnection; 105import android.content.pm.ActivityInfo; 106import android.content.pm.ApplicationInfo; 107import android.content.pm.AppsQueryHelper; 108import android.content.pm.EphemeralResolveInfo; 109import android.content.pm.EphemeralApplicationInfo; 110import android.content.pm.FeatureInfo; 111import android.content.pm.IOnPermissionsChangeListener; 112import android.content.pm.IPackageDataObserver; 113import android.content.pm.IPackageDeleteObserver; 114import android.content.pm.IPackageDeleteObserver2; 115import android.content.pm.IPackageInstallObserver2; 116import android.content.pm.IPackageInstaller; 117import android.content.pm.IPackageManager; 118import android.content.pm.IPackageMoveObserver; 119import android.content.pm.IPackageStatsObserver; 120import android.content.pm.InstrumentationInfo; 121import android.content.pm.IntentFilterVerificationInfo; 122import android.content.pm.KeySet; 123import android.content.pm.ManifestDigest; 124import android.content.pm.PackageCleanItem; 125import android.content.pm.PackageInfo; 126import android.content.pm.PackageInfoLite; 127import android.content.pm.PackageInstaller; 128import android.content.pm.PackageManager; 129import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 130import android.content.pm.PackageManagerInternal; 131import android.content.pm.PackageParser; 132import android.content.pm.PackageParser.ActivityIntentInfo; 133import android.content.pm.PackageParser.PackageLite; 134import android.content.pm.PackageParser.PackageParserException; 135import android.content.pm.PackageStats; 136import android.content.pm.PackageUserState; 137import android.content.pm.ParceledListSlice; 138import android.content.pm.PermissionGroupInfo; 139import android.content.pm.PermissionInfo; 140import android.content.pm.ProviderInfo; 141import android.content.pm.ResolveInfo; 142import android.content.pm.ServiceInfo; 143import android.content.pm.Signature; 144import android.content.pm.UserInfo; 145import android.content.pm.VerificationParams; 146import android.content.pm.VerifierDeviceIdentity; 147import android.content.pm.VerifierInfo; 148import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 149import android.content.res.Resources; 150import android.graphics.Bitmap; 151import android.hardware.display.DisplayManager; 152import android.net.Uri; 153import android.os.Debug; 154import android.os.Binder; 155import android.os.Build; 156import android.os.Bundle; 157import android.os.Environment; 158import android.os.Environment.UserEnvironment; 159import android.os.FileUtils; 160import android.os.Handler; 161import android.os.IBinder; 162import android.os.Looper; 163import android.os.Message; 164import android.os.Parcel; 165import android.os.ParcelFileDescriptor; 166import android.os.Process; 167import android.os.RemoteCallbackList; 168import android.os.RemoteException; 169import android.os.ResultReceiver; 170import android.os.SELinux; 171import android.os.ServiceManager; 172import android.os.SystemClock; 173import android.os.SystemProperties; 174import android.os.Trace; 175import android.os.UserHandle; 176import android.os.UserManager; 177import android.os.storage.IMountService; 178import android.os.storage.MountServiceInternal; 179import android.os.storage.StorageEventListener; 180import android.os.storage.StorageManager; 181import android.os.storage.VolumeInfo; 182import android.os.storage.VolumeRecord; 183import android.security.KeyStore; 184import android.security.SystemKeyStore; 185import android.system.ErrnoException; 186import android.system.Os; 187import android.system.StructStat; 188import android.text.TextUtils; 189import android.text.format.DateUtils; 190import android.util.ArrayMap; 191import android.util.ArraySet; 192import android.util.AtomicFile; 193import android.util.DisplayMetrics; 194import android.util.EventLog; 195import android.util.ExceptionUtils; 196import android.util.Log; 197import android.util.LogPrinter; 198import android.util.MathUtils; 199import android.util.PrintStreamPrinter; 200import android.util.Slog; 201import android.util.SparseArray; 202import android.util.SparseBooleanArray; 203import android.util.SparseIntArray; 204import android.util.Xml; 205import android.view.Display; 206 207import com.android.internal.annotations.GuardedBy; 208import dalvik.system.DexFile; 209import dalvik.system.VMRuntime; 210 211import libcore.io.IoUtils; 212import libcore.util.EmptyArray; 213 214import com.android.internal.R; 215import com.android.internal.annotations.GuardedBy; 216import com.android.internal.app.IMediaContainerService; 217import com.android.internal.app.ResolverActivity; 218import com.android.internal.content.NativeLibraryHelper; 219import com.android.internal.content.PackageHelper; 220import com.android.internal.os.IParcelFileDescriptorFactory; 221import com.android.internal.os.SomeArgs; 222import com.android.internal.os.Zygote; 223import com.android.internal.util.ArrayUtils; 224import com.android.internal.util.FastPrintWriter; 225import com.android.internal.util.FastXmlSerializer; 226import com.android.internal.util.IndentingPrintWriter; 227import com.android.internal.util.Preconditions; 228import com.android.server.EventLogTags; 229import com.android.server.FgThread; 230import com.android.server.IntentResolver; 231import com.android.server.LocalServices; 232import com.android.server.ServiceThread; 233import com.android.server.SystemConfig; 234import com.android.server.Watchdog; 235import com.android.server.pm.PermissionsState.PermissionState; 236import com.android.server.pm.Settings.DatabaseVersion; 237import com.android.server.pm.Settings.VersionInfo; 238import com.android.server.storage.DeviceStorageMonitorInternal; 239 240import 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; 310 311 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 312 313 private static final int RADIO_UID = Process.PHONE_UID; 314 private static final int LOG_UID = Process.LOG_UID; 315 private static final int NFC_UID = Process.NFC_UID; 316 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 317 private static final int SHELL_UID = Process.SHELL_UID; 318 319 // Cap the size of permission trees that 3rd party apps can define 320 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 321 322 // Suffix used during package installation when copying/moving 323 // package apks to install directory. 324 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 325 326 static final int SCAN_NO_DEX = 1<<1; 327 static final int SCAN_FORCE_DEX = 1<<2; 328 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 329 static final int SCAN_NEW_INSTALL = 1<<4; 330 static final int SCAN_NO_PATHS = 1<<5; 331 static final int SCAN_UPDATE_TIME = 1<<6; 332 static final int SCAN_DEFER_DEX = 1<<7; 333 static final int SCAN_BOOTING = 1<<8; 334 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 335 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 336 static final int SCAN_REPLACING = 1<<11; 337 static final int SCAN_REQUIRE_KNOWN = 1<<12; 338 static final int SCAN_MOVE = 1<<13; 339 static final int SCAN_INITIAL = 1<<14; 340 341 static final int REMOVE_CHATTY = 1<<16; 342 343 private static final int[] EMPTY_INT_ARRAY = new int[0]; 344 345 /** 346 * Timeout (in milliseconds) after which the watchdog should declare that 347 * our handler thread is wedged. The usual default for such things is one 348 * minute but we sometimes do very lengthy I/O operations on this thread, 349 * such as installing multi-gigabyte applications, so ours needs to be longer. 350 */ 351 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 352 353 /** 354 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 355 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 356 * settings entry if available, otherwise we use the hardcoded default. If it's been 357 * more than this long since the last fstrim, we force one during the boot sequence. 358 * 359 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 360 * one gets run at the next available charging+idle time. This final mandatory 361 * no-fstrim check kicks in only of the other scheduling criteria is never met. 362 */ 363 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 364 365 /** 366 * Whether verification is enabled by default. 367 */ 368 private static final boolean DEFAULT_VERIFY_ENABLE = true; 369 370 /** 371 * The default maximum time to wait for the verification agent to return in 372 * milliseconds. 373 */ 374 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 375 376 /** 377 * The default response for package verification timeout. 378 * 379 * This can be either PackageManager.VERIFICATION_ALLOW or 380 * PackageManager.VERIFICATION_REJECT. 381 */ 382 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 383 384 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 385 386 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 387 DEFAULT_CONTAINER_PACKAGE, 388 "com.android.defcontainer.DefaultContainerService"); 389 390 private static final String KILL_APP_REASON_GIDS_CHANGED = 391 "permission grant or revoke changed gids"; 392 393 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 394 "permissions revoked"; 395 396 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 397 398 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 399 400 /** Permission grant: not grant the permission. */ 401 private static final int GRANT_DENIED = 1; 402 403 /** Permission grant: grant the permission as an install permission. */ 404 private static final int GRANT_INSTALL = 2; 405 406 /** Permission grant: grant the permission as a runtime one. */ 407 private static final int GRANT_RUNTIME = 3; 408 409 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 410 private static final int GRANT_UPGRADE = 4; 411 412 /** Canonical intent used to identify what counts as a "web browser" app */ 413 private static final Intent sBrowserIntent; 414 static { 415 sBrowserIntent = new Intent(); 416 sBrowserIntent.setAction(Intent.ACTION_VIEW); 417 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 418 sBrowserIntent.setData(Uri.parse("http:")); 419 } 420 421 final ServiceThread mHandlerThread; 422 423 final PackageHandler mHandler; 424 425 /** 426 * Messages for {@link #mHandler} that need to wait for system ready before 427 * being dispatched. 428 */ 429 private ArrayList<Message> mPostSystemReadyMessages; 430 431 final int mSdkVersion = Build.VERSION.SDK_INT; 432 433 final Context mContext; 434 final boolean mFactoryTest; 435 final boolean mOnlyCore; 436 final DisplayMetrics mMetrics; 437 final int mDefParseFlags; 438 final String[] mSeparateProcesses; 439 final boolean mIsUpgrade; 440 441 /** The location for ASEC container files on internal storage. */ 442 final String mAsecInternalPath; 443 444 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 445 // LOCK HELD. Can be called with mInstallLock held. 446 @GuardedBy("mInstallLock") 447 final Installer mInstaller; 448 449 /** Directory where installed third-party apps stored */ 450 final File mAppInstallDir; 451 final File mEphemeralInstallDir; 452 453 /** 454 * Directory to which applications installed internally have their 455 * 32 bit native libraries copied. 456 */ 457 private File mAppLib32InstallDir; 458 459 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 460 // apps. 461 final File mDrmAppPrivateInstallDir; 462 463 // ---------------------------------------------------------------- 464 465 // Lock for state used when installing and doing other long running 466 // operations. Methods that must be called with this lock held have 467 // the suffix "LI". 468 final Object mInstallLock = new Object(); 469 470 // ---------------------------------------------------------------- 471 472 // Keys are String (package name), values are Package. This also serves 473 // as the lock for the global state. Methods that must be called with 474 // this lock held have the prefix "LP". 475 @GuardedBy("mPackages") 476 final ArrayMap<String, PackageParser.Package> mPackages = 477 new ArrayMap<String, PackageParser.Package>(); 478 479 // Tracks available target package names -> overlay package paths. 480 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 481 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 482 483 /** 484 * Tracks new system packages [received in an OTA] that we expect to 485 * find updated user-installed versions. Keys are package name, values 486 * are package location. 487 */ 488 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 489 490 /** 491 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 492 */ 493 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 494 /** 495 * Whether or not system app permissions should be promoted from install to runtime. 496 */ 497 boolean mPromoteSystemApps; 498 499 final Settings mSettings; 500 boolean mRestoredSettings; 501 502 // System configuration read by SystemConfig. 503 final int[] mGlobalGids; 504 final SparseArray<ArraySet<String>> mSystemPermissions; 505 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 506 507 // If mac_permissions.xml was found for seinfo labeling. 508 boolean mFoundPolicyFile; 509 510 // If a recursive restorecon of /data/data/<pkg> is needed. 511 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 512 513 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 514 515 public static final class SharedLibraryEntry { 516 public final String path; 517 public final String apk; 518 519 SharedLibraryEntry(String _path, String _apk) { 520 path = _path; 521 apk = _apk; 522 } 523 } 524 525 // Currently known shared libraries. 526 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 527 new ArrayMap<String, SharedLibraryEntry>(); 528 529 // All available activities, for your resolving pleasure. 530 final ActivityIntentResolver mActivities = 531 new ActivityIntentResolver(); 532 533 // All available receivers, for your resolving pleasure. 534 final ActivityIntentResolver mReceivers = 535 new ActivityIntentResolver(); 536 537 // All available services, for your resolving pleasure. 538 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 539 540 // All available providers, for your resolving pleasure. 541 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 542 543 // Mapping from provider base names (first directory in content URI codePath) 544 // to the provider information. 545 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 546 new ArrayMap<String, PackageParser.Provider>(); 547 548 // Mapping from instrumentation class names to info about them. 549 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 550 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 551 552 // Mapping from permission names to info about them. 553 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 554 new ArrayMap<String, PackageParser.PermissionGroup>(); 555 556 // Packages whose data we have transfered into another package, thus 557 // should no longer exist. 558 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 559 560 // Broadcast actions that are only available to the system. 561 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 562 563 /** List of packages waiting for verification. */ 564 final SparseArray<PackageVerificationState> mPendingVerification 565 = new SparseArray<PackageVerificationState>(); 566 567 /** Set of packages associated with each app op permission. */ 568 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 569 570 final PackageInstallerService mInstallerService; 571 572 private final PackageDexOptimizer mPackageDexOptimizer; 573 574 private AtomicInteger mNextMoveId = new AtomicInteger(); 575 private final MoveCallbacks mMoveCallbacks; 576 577 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 578 579 // Cache of users who need badging. 580 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 581 582 /** Token for keys in mPendingVerification. */ 583 private int mPendingVerificationToken = 0; 584 585 volatile boolean mSystemReady; 586 volatile boolean mSafeMode; 587 volatile boolean mHasSystemUidErrors; 588 589 ApplicationInfo mAndroidApplication; 590 final ActivityInfo mResolveActivity = new ActivityInfo(); 591 final ResolveInfo mResolveInfo = new ResolveInfo(); 592 ComponentName mResolveComponentName; 593 PackageParser.Package mPlatformPackage; 594 ComponentName mCustomResolverComponentName; 595 596 boolean mResolverReplaced = false; 597 598 private final ComponentName mIntentFilterVerifierComponent; 599 private int mIntentFilterVerificationToken = 0; 600 601 /** Component that knows whether or not an ephemeral application exists */ 602 final ComponentName mEphemeralResolverComponent; 603 /** The service connection to the ephemeral resolver */ 604 final EphemeralResolverConnection mEphemeralResolverConnection; 605 606 /** Component used to install ephemeral applications */ 607 final ComponentName mEphemeralInstallerComponent; 608 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 609 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 610 611 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 612 = new SparseArray<IntentFilterVerificationState>(); 613 614 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 615 new DefaultPermissionGrantPolicy(this); 616 617 // List of packages names to keep cached, even if they are uninstalled for all users 618 private List<String> mKeepUninstalledPackages; 619 620 private static class IFVerificationParams { 621 PackageParser.Package pkg; 622 boolean replacing; 623 int userId; 624 int verifierUid; 625 626 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 627 int _userId, int _verifierUid) { 628 pkg = _pkg; 629 replacing = _replacing; 630 userId = _userId; 631 replacing = _replacing; 632 verifierUid = _verifierUid; 633 } 634 } 635 636 private interface IntentFilterVerifier<T extends IntentFilter> { 637 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 638 T filter, String packageName); 639 void startVerifications(int userId); 640 void receiveVerificationResponse(int verificationId); 641 } 642 643 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 644 private Context mContext; 645 private ComponentName mIntentFilterVerifierComponent; 646 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 647 648 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 649 mContext = context; 650 mIntentFilterVerifierComponent = verifierComponent; 651 } 652 653 private String getDefaultScheme() { 654 return IntentFilter.SCHEME_HTTPS; 655 } 656 657 @Override 658 public void startVerifications(int userId) { 659 // Launch verifications requests 660 int count = mCurrentIntentFilterVerifications.size(); 661 for (int n=0; n<count; n++) { 662 int verificationId = mCurrentIntentFilterVerifications.get(n); 663 final IntentFilterVerificationState ivs = 664 mIntentFilterVerificationStates.get(verificationId); 665 666 String packageName = ivs.getPackageName(); 667 668 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 669 final int filterCount = filters.size(); 670 ArraySet<String> domainsSet = new ArraySet<>(); 671 for (int m=0; m<filterCount; m++) { 672 PackageParser.ActivityIntentInfo filter = filters.get(m); 673 domainsSet.addAll(filter.getHostsList()); 674 } 675 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 676 synchronized (mPackages) { 677 if (mSettings.createIntentFilterVerificationIfNeededLPw( 678 packageName, domainsList) != null) { 679 scheduleWriteSettingsLocked(); 680 } 681 } 682 sendVerificationRequest(userId, verificationId, ivs); 683 } 684 mCurrentIntentFilterVerifications.clear(); 685 } 686 687 private void sendVerificationRequest(int userId, int verificationId, 688 IntentFilterVerificationState ivs) { 689 690 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 691 verificationIntent.putExtra( 692 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 693 verificationId); 694 verificationIntent.putExtra( 695 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 696 getDefaultScheme()); 697 verificationIntent.putExtra( 698 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 699 ivs.getHostsString()); 700 verificationIntent.putExtra( 701 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 702 ivs.getPackageName()); 703 verificationIntent.setComponent(mIntentFilterVerifierComponent); 704 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 705 706 UserHandle user = new UserHandle(userId); 707 mContext.sendBroadcastAsUser(verificationIntent, user); 708 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 709 "Sending IntentFilter verification broadcast"); 710 } 711 712 public void receiveVerificationResponse(int verificationId) { 713 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 714 715 final boolean verified = ivs.isVerified(); 716 717 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 718 final int count = filters.size(); 719 if (DEBUG_DOMAIN_VERIFICATION) { 720 Slog.i(TAG, "Received verification response " + verificationId 721 + " for " + count + " filters, verified=" + verified); 722 } 723 for (int n=0; n<count; n++) { 724 PackageParser.ActivityIntentInfo filter = filters.get(n); 725 filter.setVerified(verified); 726 727 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 728 + " verified with result:" + verified + " and hosts:" 729 + ivs.getHostsString()); 730 } 731 732 mIntentFilterVerificationStates.remove(verificationId); 733 734 final String packageName = ivs.getPackageName(); 735 IntentFilterVerificationInfo ivi = null; 736 737 synchronized (mPackages) { 738 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 739 } 740 if (ivi == null) { 741 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 742 + verificationId + " packageName:" + packageName); 743 return; 744 } 745 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 746 "Updating IntentFilterVerificationInfo for package " + packageName 747 +" verificationId:" + verificationId); 748 749 synchronized (mPackages) { 750 if (verified) { 751 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 752 } else { 753 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 754 } 755 scheduleWriteSettingsLocked(); 756 757 final int userId = ivs.getUserId(); 758 if (userId != UserHandle.USER_ALL) { 759 final int userStatus = 760 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 761 762 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 763 boolean needUpdate = false; 764 765 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 766 // already been set by the User thru the Disambiguation dialog 767 switch (userStatus) { 768 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 769 if (verified) { 770 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 771 } else { 772 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 773 } 774 needUpdate = true; 775 break; 776 777 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 778 if (verified) { 779 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 780 needUpdate = true; 781 } 782 break; 783 784 default: 785 // Nothing to do 786 } 787 788 if (needUpdate) { 789 mSettings.updateIntentFilterVerificationStatusLPw( 790 packageName, updatedStatus, userId); 791 scheduleWritePackageRestrictionsLocked(userId); 792 } 793 } 794 } 795 } 796 797 @Override 798 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 799 ActivityIntentInfo filter, String packageName) { 800 if (!hasValidDomains(filter)) { 801 return false; 802 } 803 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 804 if (ivs == null) { 805 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 806 packageName); 807 } 808 if (DEBUG_DOMAIN_VERIFICATION) { 809 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 810 } 811 ivs.addFilter(filter); 812 return true; 813 } 814 815 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 816 int userId, int verificationId, String packageName) { 817 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 818 verifierUid, userId, packageName); 819 ivs.setPendingState(); 820 synchronized (mPackages) { 821 mIntentFilterVerificationStates.append(verificationId, ivs); 822 mCurrentIntentFilterVerifications.add(verificationId); 823 } 824 return ivs; 825 } 826 } 827 828 private static boolean hasValidDomains(ActivityIntentInfo filter) { 829 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 830 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 831 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 832 } 833 834 private IntentFilterVerifier mIntentFilterVerifier; 835 836 // Set of pending broadcasts for aggregating enable/disable of components. 837 static class PendingPackageBroadcasts { 838 // for each user id, a map of <package name -> components within that package> 839 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 840 841 public PendingPackageBroadcasts() { 842 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 843 } 844 845 public ArrayList<String> get(int userId, String packageName) { 846 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 847 return packages.get(packageName); 848 } 849 850 public void put(int userId, String packageName, ArrayList<String> components) { 851 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 852 packages.put(packageName, components); 853 } 854 855 public void remove(int userId, String packageName) { 856 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 857 if (packages != null) { 858 packages.remove(packageName); 859 } 860 } 861 862 public void remove(int userId) { 863 mUidMap.remove(userId); 864 } 865 866 public int userIdCount() { 867 return mUidMap.size(); 868 } 869 870 public int userIdAt(int n) { 871 return mUidMap.keyAt(n); 872 } 873 874 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 875 return mUidMap.get(userId); 876 } 877 878 public int size() { 879 // total number of pending broadcast entries across all userIds 880 int num = 0; 881 for (int i = 0; i< mUidMap.size(); i++) { 882 num += mUidMap.valueAt(i).size(); 883 } 884 return num; 885 } 886 887 public void clear() { 888 mUidMap.clear(); 889 } 890 891 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 892 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 893 if (map == null) { 894 map = new ArrayMap<String, ArrayList<String>>(); 895 mUidMap.put(userId, map); 896 } 897 return map; 898 } 899 } 900 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 901 902 // Service Connection to remote media container service to copy 903 // package uri's from external media onto secure containers 904 // or internal storage. 905 private IMediaContainerService mContainerService = null; 906 907 static final int SEND_PENDING_BROADCAST = 1; 908 static final int MCS_BOUND = 3; 909 static final int END_COPY = 4; 910 static final int INIT_COPY = 5; 911 static final int MCS_UNBIND = 6; 912 static final int START_CLEANING_PACKAGE = 7; 913 static final int FIND_INSTALL_LOC = 8; 914 static final int POST_INSTALL = 9; 915 static final int MCS_RECONNECT = 10; 916 static final int MCS_GIVE_UP = 11; 917 static final int UPDATED_MEDIA_STATUS = 12; 918 static final int WRITE_SETTINGS = 13; 919 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 920 static final int PACKAGE_VERIFIED = 15; 921 static final int CHECK_PENDING_VERIFICATION = 16; 922 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 923 static final int INTENT_FILTER_VERIFIED = 18; 924 925 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 926 927 // Delay time in millisecs 928 static final int BROADCAST_DELAY = 10 * 1000; 929 930 static UserManagerService sUserManager; 931 932 // Stores a list of users whose package restrictions file needs to be updated 933 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 934 935 final private DefaultContainerConnection mDefContainerConn = 936 new DefaultContainerConnection(); 937 class DefaultContainerConnection implements ServiceConnection { 938 public void onServiceConnected(ComponentName name, IBinder service) { 939 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 940 IMediaContainerService imcs = 941 IMediaContainerService.Stub.asInterface(service); 942 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 943 } 944 945 public void onServiceDisconnected(ComponentName name) { 946 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 947 } 948 } 949 950 // Recordkeeping of restore-after-install operations that are currently in flight 951 // between the Package Manager and the Backup Manager 952 static class PostInstallData { 953 public InstallArgs args; 954 public PackageInstalledInfo res; 955 956 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 957 args = _a; 958 res = _r; 959 } 960 } 961 962 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 963 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 964 965 // XML tags for backup/restore of various bits of state 966 private static final String TAG_PREFERRED_BACKUP = "pa"; 967 private static final String TAG_DEFAULT_APPS = "da"; 968 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 969 970 final String mRequiredVerifierPackage; 971 final String mRequiredInstallerPackage; 972 973 private final PackageUsage mPackageUsage = new PackageUsage(); 974 975 private class PackageUsage { 976 private static final int WRITE_INTERVAL 977 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 978 979 private final Object mFileLock = new Object(); 980 private final AtomicLong mLastWritten = new AtomicLong(0); 981 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 982 983 private boolean mIsHistoricalPackageUsageAvailable = true; 984 985 boolean isHistoricalPackageUsageAvailable() { 986 return mIsHistoricalPackageUsageAvailable; 987 } 988 989 void write(boolean force) { 990 if (force) { 991 writeInternal(); 992 return; 993 } 994 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 995 && !DEBUG_DEXOPT) { 996 return; 997 } 998 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 999 new Thread("PackageUsage_DiskWriter") { 1000 @Override 1001 public void run() { 1002 try { 1003 writeInternal(); 1004 } finally { 1005 mBackgroundWriteRunning.set(false); 1006 } 1007 } 1008 }.start(); 1009 } 1010 } 1011 1012 private void writeInternal() { 1013 synchronized (mPackages) { 1014 synchronized (mFileLock) { 1015 AtomicFile file = getFile(); 1016 FileOutputStream f = null; 1017 try { 1018 f = file.startWrite(); 1019 BufferedOutputStream out = new BufferedOutputStream(f); 1020 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1021 StringBuilder sb = new StringBuilder(); 1022 for (PackageParser.Package pkg : mPackages.values()) { 1023 if (pkg.mLastPackageUsageTimeInMills == 0) { 1024 continue; 1025 } 1026 sb.setLength(0); 1027 sb.append(pkg.packageName); 1028 sb.append(' '); 1029 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1030 sb.append('\n'); 1031 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1032 } 1033 out.flush(); 1034 file.finishWrite(f); 1035 } catch (IOException e) { 1036 if (f != null) { 1037 file.failWrite(f); 1038 } 1039 Log.e(TAG, "Failed to write package usage times", e); 1040 } 1041 } 1042 } 1043 mLastWritten.set(SystemClock.elapsedRealtime()); 1044 } 1045 1046 void readLP() { 1047 synchronized (mFileLock) { 1048 AtomicFile file = getFile(); 1049 BufferedInputStream in = null; 1050 try { 1051 in = new BufferedInputStream(file.openRead()); 1052 StringBuffer sb = new StringBuffer(); 1053 while (true) { 1054 String packageName = readToken(in, sb, ' '); 1055 if (packageName == null) { 1056 break; 1057 } 1058 String timeInMillisString = readToken(in, sb, '\n'); 1059 if (timeInMillisString == null) { 1060 throw new IOException("Failed to find last usage time for package " 1061 + packageName); 1062 } 1063 PackageParser.Package pkg = mPackages.get(packageName); 1064 if (pkg == null) { 1065 continue; 1066 } 1067 long timeInMillis; 1068 try { 1069 timeInMillis = Long.parseLong(timeInMillisString); 1070 } catch (NumberFormatException e) { 1071 throw new IOException("Failed to parse " + timeInMillisString 1072 + " as a long.", e); 1073 } 1074 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1075 } 1076 } catch (FileNotFoundException expected) { 1077 mIsHistoricalPackageUsageAvailable = false; 1078 } catch (IOException e) { 1079 Log.w(TAG, "Failed to read package usage times", e); 1080 } finally { 1081 IoUtils.closeQuietly(in); 1082 } 1083 } 1084 mLastWritten.set(SystemClock.elapsedRealtime()); 1085 } 1086 1087 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1088 throws IOException { 1089 sb.setLength(0); 1090 while (true) { 1091 int ch = in.read(); 1092 if (ch == -1) { 1093 if (sb.length() == 0) { 1094 return null; 1095 } 1096 throw new IOException("Unexpected EOF"); 1097 } 1098 if (ch == endOfToken) { 1099 return sb.toString(); 1100 } 1101 sb.append((char)ch); 1102 } 1103 } 1104 1105 private AtomicFile getFile() { 1106 File dataDir = Environment.getDataDirectory(); 1107 File systemDir = new File(dataDir, "system"); 1108 File fname = new File(systemDir, "package-usage.list"); 1109 return new AtomicFile(fname); 1110 } 1111 } 1112 1113 class PackageHandler extends Handler { 1114 private boolean mBound = false; 1115 final ArrayList<HandlerParams> mPendingInstalls = 1116 new ArrayList<HandlerParams>(); 1117 1118 private boolean connectToService() { 1119 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1120 " DefaultContainerService"); 1121 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1122 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1123 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1124 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1125 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1126 mBound = true; 1127 return true; 1128 } 1129 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1130 return false; 1131 } 1132 1133 private void disconnectService() { 1134 mContainerService = null; 1135 mBound = false; 1136 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1137 mContext.unbindService(mDefContainerConn); 1138 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1139 } 1140 1141 PackageHandler(Looper looper) { 1142 super(looper); 1143 } 1144 1145 public void handleMessage(Message msg) { 1146 try { 1147 doHandleMessage(msg); 1148 } finally { 1149 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1150 } 1151 } 1152 1153 void doHandleMessage(Message msg) { 1154 switch (msg.what) { 1155 case INIT_COPY: { 1156 HandlerParams params = (HandlerParams) msg.obj; 1157 int idx = mPendingInstalls.size(); 1158 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1159 // If a bind was already initiated we dont really 1160 // need to do anything. The pending install 1161 // will be processed later on. 1162 if (!mBound) { 1163 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1164 System.identityHashCode(mHandler)); 1165 // If this is the only one pending we might 1166 // have to bind to the service again. 1167 if (!connectToService()) { 1168 Slog.e(TAG, "Failed to bind to media container service"); 1169 params.serviceError(); 1170 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1171 System.identityHashCode(mHandler)); 1172 if (params.traceMethod != null) { 1173 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1174 params.traceCookie); 1175 } 1176 return; 1177 } else { 1178 // Once we bind to the service, the first 1179 // pending request will be processed. 1180 mPendingInstalls.add(idx, params); 1181 } 1182 } else { 1183 mPendingInstalls.add(idx, params); 1184 // Already bound to the service. Just make 1185 // sure we trigger off processing the first request. 1186 if (idx == 0) { 1187 mHandler.sendEmptyMessage(MCS_BOUND); 1188 } 1189 } 1190 break; 1191 } 1192 case MCS_BOUND: { 1193 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1194 if (msg.obj != null) { 1195 mContainerService = (IMediaContainerService) msg.obj; 1196 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1197 System.identityHashCode(mHandler)); 1198 } 1199 if (mContainerService == null) { 1200 if (!mBound) { 1201 // Something seriously wrong since we are not bound and we are not 1202 // waiting for connection. Bail out. 1203 Slog.e(TAG, "Cannot bind to media container service"); 1204 for (HandlerParams params : mPendingInstalls) { 1205 // Indicate service bind error 1206 params.serviceError(); 1207 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1208 System.identityHashCode(params)); 1209 if (params.traceMethod != null) { 1210 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1211 params.traceMethod, params.traceCookie); 1212 } 1213 return; 1214 } 1215 mPendingInstalls.clear(); 1216 } else { 1217 Slog.w(TAG, "Waiting to connect to media container service"); 1218 } 1219 } else if (mPendingInstalls.size() > 0) { 1220 HandlerParams params = mPendingInstalls.get(0); 1221 if (params != null) { 1222 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1223 System.identityHashCode(params)); 1224 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1225 if (params.startCopy()) { 1226 // We are done... look for more work or to 1227 // go idle. 1228 if (DEBUG_SD_INSTALL) Log.i(TAG, 1229 "Checking for more work or unbind..."); 1230 // Delete pending install 1231 if (mPendingInstalls.size() > 0) { 1232 mPendingInstalls.remove(0); 1233 } 1234 if (mPendingInstalls.size() == 0) { 1235 if (mBound) { 1236 if (DEBUG_SD_INSTALL) Log.i(TAG, 1237 "Posting delayed MCS_UNBIND"); 1238 removeMessages(MCS_UNBIND); 1239 Message ubmsg = obtainMessage(MCS_UNBIND); 1240 // Unbind after a little delay, to avoid 1241 // continual thrashing. 1242 sendMessageDelayed(ubmsg, 10000); 1243 } 1244 } else { 1245 // There are more pending requests in queue. 1246 // Just post MCS_BOUND message to trigger processing 1247 // of next pending install. 1248 if (DEBUG_SD_INSTALL) Log.i(TAG, 1249 "Posting MCS_BOUND for next work"); 1250 mHandler.sendEmptyMessage(MCS_BOUND); 1251 } 1252 } 1253 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1254 } 1255 } else { 1256 // Should never happen ideally. 1257 Slog.w(TAG, "Empty queue"); 1258 } 1259 break; 1260 } 1261 case MCS_RECONNECT: { 1262 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1263 if (mPendingInstalls.size() > 0) { 1264 if (mBound) { 1265 disconnectService(); 1266 } 1267 if (!connectToService()) { 1268 Slog.e(TAG, "Failed to bind to media container service"); 1269 for (HandlerParams params : mPendingInstalls) { 1270 // Indicate service bind error 1271 params.serviceError(); 1272 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1273 System.identityHashCode(params)); 1274 } 1275 mPendingInstalls.clear(); 1276 } 1277 } 1278 break; 1279 } 1280 case MCS_UNBIND: { 1281 // If there is no actual work left, then time to unbind. 1282 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1283 1284 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1285 if (mBound) { 1286 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1287 1288 disconnectService(); 1289 } 1290 } else if (mPendingInstalls.size() > 0) { 1291 // There are more pending requests in queue. 1292 // Just post MCS_BOUND message to trigger processing 1293 // of next pending install. 1294 mHandler.sendEmptyMessage(MCS_BOUND); 1295 } 1296 1297 break; 1298 } 1299 case MCS_GIVE_UP: { 1300 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1301 HandlerParams params = mPendingInstalls.remove(0); 1302 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1303 System.identityHashCode(params)); 1304 break; 1305 } 1306 case SEND_PENDING_BROADCAST: { 1307 String packages[]; 1308 ArrayList<String> components[]; 1309 int size = 0; 1310 int uids[]; 1311 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1312 synchronized (mPackages) { 1313 if (mPendingBroadcasts == null) { 1314 return; 1315 } 1316 size = mPendingBroadcasts.size(); 1317 if (size <= 0) { 1318 // Nothing to be done. Just return 1319 return; 1320 } 1321 packages = new String[size]; 1322 components = new ArrayList[size]; 1323 uids = new int[size]; 1324 int i = 0; // filling out the above arrays 1325 1326 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1327 int packageUserId = mPendingBroadcasts.userIdAt(n); 1328 Iterator<Map.Entry<String, ArrayList<String>>> it 1329 = mPendingBroadcasts.packagesForUserId(packageUserId) 1330 .entrySet().iterator(); 1331 while (it.hasNext() && i < size) { 1332 Map.Entry<String, ArrayList<String>> ent = it.next(); 1333 packages[i] = ent.getKey(); 1334 components[i] = ent.getValue(); 1335 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1336 uids[i] = (ps != null) 1337 ? UserHandle.getUid(packageUserId, ps.appId) 1338 : -1; 1339 i++; 1340 } 1341 } 1342 size = i; 1343 mPendingBroadcasts.clear(); 1344 } 1345 // Send broadcasts 1346 for (int i = 0; i < size; i++) { 1347 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1348 } 1349 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1350 break; 1351 } 1352 case START_CLEANING_PACKAGE: { 1353 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1354 final String packageName = (String)msg.obj; 1355 final int userId = msg.arg1; 1356 final boolean andCode = msg.arg2 != 0; 1357 synchronized (mPackages) { 1358 if (userId == UserHandle.USER_ALL) { 1359 int[] users = sUserManager.getUserIds(); 1360 for (int user : users) { 1361 mSettings.addPackageToCleanLPw( 1362 new PackageCleanItem(user, packageName, andCode)); 1363 } 1364 } else { 1365 mSettings.addPackageToCleanLPw( 1366 new PackageCleanItem(userId, packageName, andCode)); 1367 } 1368 } 1369 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1370 startCleaningPackages(); 1371 } break; 1372 case POST_INSTALL: { 1373 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1374 1375 PostInstallData data = mRunningInstalls.get(msg.arg1); 1376 mRunningInstalls.delete(msg.arg1); 1377 boolean deleteOld = false; 1378 1379 if (data != null) { 1380 InstallArgs args = data.args; 1381 PackageInstalledInfo res = data.res; 1382 1383 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1384 final String packageName = res.pkg.applicationInfo.packageName; 1385 res.removedInfo.sendBroadcast(false, true, false); 1386 Bundle extras = new Bundle(1); 1387 extras.putInt(Intent.EXTRA_UID, res.uid); 1388 1389 // Now that we successfully installed the package, grant runtime 1390 // permissions if requested before broadcasting the install. 1391 if ((args.installFlags 1392 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1393 && res.pkg.applicationInfo.targetSdkVersion 1394 >= Build.VERSION_CODES.M) { 1395 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1396 args.installGrantPermissions); 1397 } 1398 1399 synchronized (mPackages) { 1400 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1401 } 1402 1403 // Determine the set of users who are adding this 1404 // package for the first time vs. those who are seeing 1405 // an update. 1406 int[] firstUsers; 1407 int[] updateUsers = new int[0]; 1408 if (res.origUsers == null || res.origUsers.length == 0) { 1409 firstUsers = res.newUsers; 1410 } else { 1411 firstUsers = new int[0]; 1412 for (int i=0; i<res.newUsers.length; i++) { 1413 int user = res.newUsers[i]; 1414 boolean isNew = true; 1415 for (int j=0; j<res.origUsers.length; j++) { 1416 if (res.origUsers[j] == user) { 1417 isNew = false; 1418 break; 1419 } 1420 } 1421 if (isNew) { 1422 int[] newFirst = new int[firstUsers.length+1]; 1423 System.arraycopy(firstUsers, 0, newFirst, 0, 1424 firstUsers.length); 1425 newFirst[firstUsers.length] = user; 1426 firstUsers = newFirst; 1427 } else { 1428 int[] newUpdate = new int[updateUsers.length+1]; 1429 System.arraycopy(updateUsers, 0, newUpdate, 0, 1430 updateUsers.length); 1431 newUpdate[updateUsers.length] = user; 1432 updateUsers = newUpdate; 1433 } 1434 } 1435 } 1436 // don't broadcast for ephemeral installs/updates 1437 final boolean isEphemeral = isEphemeral(res.pkg); 1438 if (!isEphemeral) { 1439 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1440 extras, 0 /*flags*/, null /*targetPackage*/, 1441 null /*finishedReceiver*/, firstUsers); 1442 } 1443 final boolean update = res.removedInfo.removedPackage != null; 1444 if (update) { 1445 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1446 } 1447 if (!isEphemeral) { 1448 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1449 extras, 0 /*flags*/, null /*targetPackage*/, 1450 null /*finishedReceiver*/, updateUsers); 1451 } 1452 if (update) { 1453 if (!isEphemeral) { 1454 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1455 packageName, extras, 0 /*flags*/, 1456 null /*targetPackage*/, null /*finishedReceiver*/, 1457 updateUsers); 1458 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1459 null /*package*/, null /*extras*/, 0 /*flags*/, 1460 packageName /*targetPackage*/, 1461 null /*finishedReceiver*/, updateUsers); 1462 } 1463 1464 // treat asec-hosted packages like removable media on upgrade 1465 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1466 if (DEBUG_INSTALL) { 1467 Slog.i(TAG, "upgrading pkg " + res.pkg 1468 + " is ASEC-hosted -> AVAILABLE"); 1469 } 1470 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1471 ArrayList<String> pkgList = new ArrayList<String>(1); 1472 pkgList.add(packageName); 1473 sendResourcesChangedBroadcast(true, true, 1474 pkgList,uidArray, null); 1475 } 1476 } 1477 if (res.removedInfo.args != null) { 1478 // Remove the replaced package's older resources safely now 1479 deleteOld = true; 1480 } 1481 1482 // If this app is a browser and it's newly-installed for some 1483 // users, clear any default-browser state in those users 1484 if (firstUsers.length > 0) { 1485 // the app's nature doesn't depend on the user, so we can just 1486 // check its browser nature in any user and generalize. 1487 if (packageIsBrowser(packageName, firstUsers[0])) { 1488 synchronized (mPackages) { 1489 for (int userId : firstUsers) { 1490 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1491 } 1492 } 1493 } 1494 } 1495 // Log current value of "unknown sources" setting 1496 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1497 getUnknownSourcesSettings()); 1498 } 1499 // Force a gc to clear up things 1500 Runtime.getRuntime().gc(); 1501 // We delete after a gc for applications on sdcard. 1502 if (deleteOld) { 1503 synchronized (mInstallLock) { 1504 res.removedInfo.args.doPostDeleteLI(true); 1505 } 1506 } 1507 if (args.observer != null) { 1508 try { 1509 Bundle extras = extrasForInstallResult(res); 1510 args.observer.onPackageInstalled(res.name, res.returnCode, 1511 res.returnMsg, extras); 1512 } catch (RemoteException e) { 1513 Slog.i(TAG, "Observer no longer exists."); 1514 } 1515 } 1516 if (args.traceMethod != null) { 1517 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1518 args.traceCookie); 1519 } 1520 return; 1521 } else { 1522 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1523 } 1524 1525 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1526 } break; 1527 case UPDATED_MEDIA_STATUS: { 1528 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1529 boolean reportStatus = msg.arg1 == 1; 1530 boolean doGc = msg.arg2 == 1; 1531 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1532 if (doGc) { 1533 // Force a gc to clear up stale containers. 1534 Runtime.getRuntime().gc(); 1535 } 1536 if (msg.obj != null) { 1537 @SuppressWarnings("unchecked") 1538 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1539 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1540 // Unload containers 1541 unloadAllContainers(args); 1542 } 1543 if (reportStatus) { 1544 try { 1545 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1546 PackageHelper.getMountService().finishMediaUpdate(); 1547 } catch (RemoteException e) { 1548 Log.e(TAG, "MountService not running?"); 1549 } 1550 } 1551 } break; 1552 case WRITE_SETTINGS: { 1553 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1554 synchronized (mPackages) { 1555 removeMessages(WRITE_SETTINGS); 1556 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1557 mSettings.writeLPr(); 1558 mDirtyUsers.clear(); 1559 } 1560 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1561 } break; 1562 case WRITE_PACKAGE_RESTRICTIONS: { 1563 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1564 synchronized (mPackages) { 1565 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1566 for (int userId : mDirtyUsers) { 1567 mSettings.writePackageRestrictionsLPr(userId); 1568 } 1569 mDirtyUsers.clear(); 1570 } 1571 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1572 } break; 1573 case CHECK_PENDING_VERIFICATION: { 1574 final int verificationId = msg.arg1; 1575 final PackageVerificationState state = mPendingVerification.get(verificationId); 1576 1577 if ((state != null) && !state.timeoutExtended()) { 1578 final InstallArgs args = state.getInstallArgs(); 1579 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1580 1581 Slog.i(TAG, "Verification timed out for " + originUri); 1582 mPendingVerification.remove(verificationId); 1583 1584 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1585 1586 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1587 Slog.i(TAG, "Continuing with installation of " + originUri); 1588 state.setVerifierResponse(Binder.getCallingUid(), 1589 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1590 broadcastPackageVerified(verificationId, originUri, 1591 PackageManager.VERIFICATION_ALLOW, 1592 state.getInstallArgs().getUser()); 1593 try { 1594 ret = args.copyApk(mContainerService, true); 1595 } catch (RemoteException e) { 1596 Slog.e(TAG, "Could not contact the ContainerService"); 1597 } 1598 } else { 1599 broadcastPackageVerified(verificationId, originUri, 1600 PackageManager.VERIFICATION_REJECT, 1601 state.getInstallArgs().getUser()); 1602 } 1603 1604 Trace.asyncTraceEnd( 1605 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1606 1607 processPendingInstall(args, ret); 1608 mHandler.sendEmptyMessage(MCS_UNBIND); 1609 } 1610 break; 1611 } 1612 case PACKAGE_VERIFIED: { 1613 final int verificationId = msg.arg1; 1614 1615 final PackageVerificationState state = mPendingVerification.get(verificationId); 1616 if (state == null) { 1617 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1618 break; 1619 } 1620 1621 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1622 1623 state.setVerifierResponse(response.callerUid, response.code); 1624 1625 if (state.isVerificationComplete()) { 1626 mPendingVerification.remove(verificationId); 1627 1628 final InstallArgs args = state.getInstallArgs(); 1629 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1630 1631 int ret; 1632 if (state.isInstallAllowed()) { 1633 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1634 broadcastPackageVerified(verificationId, originUri, 1635 response.code, state.getInstallArgs().getUser()); 1636 try { 1637 ret = args.copyApk(mContainerService, true); 1638 } catch (RemoteException e) { 1639 Slog.e(TAG, "Could not contact the ContainerService"); 1640 } 1641 } else { 1642 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1643 } 1644 1645 Trace.asyncTraceEnd( 1646 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1647 1648 processPendingInstall(args, ret); 1649 mHandler.sendEmptyMessage(MCS_UNBIND); 1650 } 1651 1652 break; 1653 } 1654 case START_INTENT_FILTER_VERIFICATIONS: { 1655 IFVerificationParams params = (IFVerificationParams) msg.obj; 1656 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1657 params.replacing, params.pkg); 1658 break; 1659 } 1660 case INTENT_FILTER_VERIFIED: { 1661 final int verificationId = msg.arg1; 1662 1663 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1664 verificationId); 1665 if (state == null) { 1666 Slog.w(TAG, "Invalid IntentFilter verification token " 1667 + verificationId + " received"); 1668 break; 1669 } 1670 1671 final int userId = state.getUserId(); 1672 1673 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1674 "Processing IntentFilter verification with token:" 1675 + verificationId + " and userId:" + userId); 1676 1677 final IntentFilterVerificationResponse response = 1678 (IntentFilterVerificationResponse) msg.obj; 1679 1680 state.setVerifierResponse(response.callerUid, response.code); 1681 1682 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1683 "IntentFilter verification with token:" + verificationId 1684 + " and userId:" + userId 1685 + " is settings verifier response with response code:" 1686 + response.code); 1687 1688 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1689 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1690 + response.getFailedDomainsString()); 1691 } 1692 1693 if (state.isVerificationComplete()) { 1694 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1695 } else { 1696 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1697 "IntentFilter verification with token:" + verificationId 1698 + " was not said to be complete"); 1699 } 1700 1701 break; 1702 } 1703 } 1704 } 1705 } 1706 1707 private StorageEventListener mStorageListener = new StorageEventListener() { 1708 @Override 1709 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1710 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1711 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1712 final String volumeUuid = vol.getFsUuid(); 1713 1714 // Clean up any users or apps that were removed or recreated 1715 // while this volume was missing 1716 reconcileUsers(volumeUuid); 1717 reconcileApps(volumeUuid); 1718 1719 // Clean up any install sessions that expired or were 1720 // cancelled while this volume was missing 1721 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1722 1723 loadPrivatePackages(vol); 1724 1725 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1726 unloadPrivatePackages(vol); 1727 } 1728 } 1729 1730 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1731 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1732 updateExternalMediaStatus(true, false); 1733 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1734 updateExternalMediaStatus(false, false); 1735 } 1736 } 1737 } 1738 1739 @Override 1740 public void onVolumeForgotten(String fsUuid) { 1741 if (TextUtils.isEmpty(fsUuid)) { 1742 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1743 return; 1744 } 1745 1746 // Remove any apps installed on the forgotten volume 1747 synchronized (mPackages) { 1748 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1749 for (PackageSetting ps : packages) { 1750 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1751 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1752 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1753 } 1754 1755 mSettings.onVolumeForgotten(fsUuid); 1756 mSettings.writeLPr(); 1757 } 1758 } 1759 }; 1760 1761 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1762 String[] grantedPermissions) { 1763 if (userId >= UserHandle.USER_SYSTEM) { 1764 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1765 } else if (userId == UserHandle.USER_ALL) { 1766 final int[] userIds; 1767 synchronized (mPackages) { 1768 userIds = UserManagerService.getInstance().getUserIds(); 1769 } 1770 for (int someUserId : userIds) { 1771 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1772 } 1773 } 1774 1775 // We could have touched GID membership, so flush out packages.list 1776 synchronized (mPackages) { 1777 mSettings.writePackageListLPr(); 1778 } 1779 } 1780 1781 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1782 String[] grantedPermissions) { 1783 SettingBase sb = (SettingBase) pkg.mExtras; 1784 if (sb == null) { 1785 return; 1786 } 1787 1788 PermissionsState permissionsState = sb.getPermissionsState(); 1789 1790 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1791 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1792 1793 synchronized (mPackages) { 1794 for (String permission : pkg.requestedPermissions) { 1795 BasePermission bp = mSettings.mPermissions.get(permission); 1796 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1797 && (grantedPermissions == null 1798 || ArrayUtils.contains(grantedPermissions, permission))) { 1799 final int flags = permissionsState.getPermissionFlags(permission, userId); 1800 // Installer cannot change immutable permissions. 1801 if ((flags & immutableFlags) == 0) { 1802 grantRuntimePermission(pkg.packageName, permission, userId); 1803 } 1804 } 1805 } 1806 } 1807 } 1808 1809 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1810 Bundle extras = null; 1811 switch (res.returnCode) { 1812 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1813 extras = new Bundle(); 1814 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1815 res.origPermission); 1816 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1817 res.origPackage); 1818 break; 1819 } 1820 case PackageManager.INSTALL_SUCCEEDED: { 1821 extras = new Bundle(); 1822 extras.putBoolean(Intent.EXTRA_REPLACING, 1823 res.removedInfo != null && res.removedInfo.removedPackage != null); 1824 break; 1825 } 1826 } 1827 return extras; 1828 } 1829 1830 void scheduleWriteSettingsLocked() { 1831 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1832 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1833 } 1834 } 1835 1836 void scheduleWritePackageRestrictionsLocked(int userId) { 1837 if (!sUserManager.exists(userId)) return; 1838 mDirtyUsers.add(userId); 1839 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1840 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1841 } 1842 } 1843 1844 public static PackageManagerService main(Context context, Installer installer, 1845 boolean factoryTest, boolean onlyCore) { 1846 PackageManagerService m = new PackageManagerService(context, installer, 1847 factoryTest, onlyCore); 1848 m.enableSystemUserPackages(); 1849 ServiceManager.addService("package", m); 1850 return m; 1851 } 1852 1853 private void enableSystemUserPackages() { 1854 if (!UserManager.isSplitSystemUser()) { 1855 return; 1856 } 1857 // For system user, enable apps based on the following conditions: 1858 // - app is whitelisted or belong to one of these groups: 1859 // -- system app which has no launcher icons 1860 // -- system app which has INTERACT_ACROSS_USERS permission 1861 // -- system IME app 1862 // - app is not in the blacklist 1863 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1864 Set<String> enableApps = new ArraySet<>(); 1865 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1866 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1867 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1868 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1869 enableApps.addAll(wlApps); 1870 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1871 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1872 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1873 enableApps.removeAll(blApps); 1874 Log.i(TAG, "Applications installed for system user: " + enableApps); 1875 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 1876 UserHandle.SYSTEM); 1877 final int allAppsSize = allAps.size(); 1878 synchronized (mPackages) { 1879 for (int i = 0; i < allAppsSize; i++) { 1880 String pName = allAps.get(i); 1881 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1882 // Should not happen, but we shouldn't be failing if it does 1883 if (pkgSetting == null) { 1884 continue; 1885 } 1886 boolean install = enableApps.contains(pName); 1887 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 1888 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 1889 + " for system user"); 1890 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 1891 } 1892 } 1893 } 1894 } 1895 1896 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1897 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1898 Context.DISPLAY_SERVICE); 1899 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1900 } 1901 1902 public PackageManagerService(Context context, Installer installer, 1903 boolean factoryTest, boolean onlyCore) { 1904 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1905 SystemClock.uptimeMillis()); 1906 1907 if (mSdkVersion <= 0) { 1908 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1909 } 1910 1911 mContext = context; 1912 mFactoryTest = factoryTest; 1913 mOnlyCore = onlyCore; 1914 mMetrics = new DisplayMetrics(); 1915 mSettings = new Settings(mPackages); 1916 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1917 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1918 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1919 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1920 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1921 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1922 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1923 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1924 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1925 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1926 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1927 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1928 1929 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1930 if (separateProcesses != null && separateProcesses.length() > 0) { 1931 if ("*".equals(separateProcesses)) { 1932 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1933 mSeparateProcesses = null; 1934 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1935 } else { 1936 mDefParseFlags = 0; 1937 mSeparateProcesses = separateProcesses.split(","); 1938 Slog.w(TAG, "Running with debug.separate_processes: " 1939 + separateProcesses); 1940 } 1941 } else { 1942 mDefParseFlags = 0; 1943 mSeparateProcesses = null; 1944 } 1945 1946 mInstaller = installer; 1947 mPackageDexOptimizer = new PackageDexOptimizer(this); 1948 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1949 1950 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1951 FgThread.get().getLooper()); 1952 1953 getDefaultDisplayMetrics(context, mMetrics); 1954 1955 SystemConfig systemConfig = SystemConfig.getInstance(); 1956 mGlobalGids = systemConfig.getGlobalGids(); 1957 mSystemPermissions = systemConfig.getSystemPermissions(); 1958 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1959 1960 synchronized (mInstallLock) { 1961 // writer 1962 synchronized (mPackages) { 1963 mHandlerThread = new ServiceThread(TAG, 1964 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1965 mHandlerThread.start(); 1966 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1967 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1968 1969 File dataDir = Environment.getDataDirectory(); 1970 mAppInstallDir = new File(dataDir, "app"); 1971 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1972 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 1973 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1974 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1975 1976 sUserManager = new UserManagerService(context, this, mPackages); 1977 1978 // Propagate permission configuration in to package manager. 1979 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1980 = systemConfig.getPermissions(); 1981 for (int i=0; i<permConfig.size(); i++) { 1982 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1983 BasePermission bp = mSettings.mPermissions.get(perm.name); 1984 if (bp == null) { 1985 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1986 mSettings.mPermissions.put(perm.name, bp); 1987 } 1988 if (perm.gids != null) { 1989 bp.setGids(perm.gids, perm.perUser); 1990 } 1991 } 1992 1993 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1994 for (int i=0; i<libConfig.size(); i++) { 1995 mSharedLibraries.put(libConfig.keyAt(i), 1996 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1997 } 1998 1999 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2000 2001 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2002 2003 String customResolverActivity = Resources.getSystem().getString( 2004 R.string.config_customResolverActivity); 2005 if (TextUtils.isEmpty(customResolverActivity)) { 2006 customResolverActivity = null; 2007 } else { 2008 mCustomResolverComponentName = ComponentName.unflattenFromString( 2009 customResolverActivity); 2010 } 2011 2012 long startTime = SystemClock.uptimeMillis(); 2013 2014 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2015 startTime); 2016 2017 // Set flag to monitor and not change apk file paths when 2018 // scanning install directories. 2019 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2020 2021 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2022 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2023 2024 if (bootClassPath == null) { 2025 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2026 } 2027 2028 if (systemServerClassPath == null) { 2029 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2030 } 2031 2032 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2033 final String[] dexCodeInstructionSets = 2034 getDexCodeInstructionSets( 2035 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2036 2037 /** 2038 * Ensure all external libraries have had dexopt run on them. 2039 */ 2040 if (mSharedLibraries.size() > 0) { 2041 // NOTE: For now, we're compiling these system "shared libraries" 2042 // (and framework jars) into all available architectures. It's possible 2043 // to compile them only when we come across an app that uses them (there's 2044 // already logic for that in scanPackageLI) but that adds some complexity. 2045 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2046 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2047 final String lib = libEntry.path; 2048 if (lib == null) { 2049 continue; 2050 } 2051 2052 try { 2053 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2054 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2055 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2056 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2057 } 2058 } catch (FileNotFoundException e) { 2059 Slog.w(TAG, "Library not found: " + lib); 2060 } catch (IOException e) { 2061 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2062 + e.getMessage()); 2063 } 2064 } 2065 } 2066 } 2067 2068 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2069 2070 final VersionInfo ver = mSettings.getInternalVersion(); 2071 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2072 // when upgrading from pre-M, promote system app permissions from install to runtime 2073 mPromoteSystemApps = 2074 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2075 2076 // save off the names of pre-existing system packages prior to scanning; we don't 2077 // want to automatically grant runtime permissions for new system apps 2078 if (mPromoteSystemApps) { 2079 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2080 while (pkgSettingIter.hasNext()) { 2081 PackageSetting ps = pkgSettingIter.next(); 2082 if (isSystemApp(ps)) { 2083 mExistingSystemPackages.add(ps.name); 2084 } 2085 } 2086 } 2087 2088 // Collect vendor overlay packages. 2089 // (Do this before scanning any apps.) 2090 // For security and version matching reason, only consider 2091 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2092 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2093 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2094 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2095 2096 // Find base frameworks (resource packages without code). 2097 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2098 | PackageParser.PARSE_IS_SYSTEM_DIR 2099 | PackageParser.PARSE_IS_PRIVILEGED, 2100 scanFlags | SCAN_NO_DEX, 0); 2101 2102 // Collected privileged system packages. 2103 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2104 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2105 | PackageParser.PARSE_IS_SYSTEM_DIR 2106 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2107 2108 // Collect ordinary system packages. 2109 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2110 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2111 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2112 2113 // Collect all vendor packages. 2114 File vendorAppDir = new File("/vendor/app"); 2115 try { 2116 vendorAppDir = vendorAppDir.getCanonicalFile(); 2117 } catch (IOException e) { 2118 // failed to look up canonical path, continue with original one 2119 } 2120 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2121 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2122 2123 // Collect all OEM packages. 2124 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2125 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2126 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2127 2128 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2129 mInstaller.moveFiles(); 2130 2131 // Prune any system packages that no longer exist. 2132 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2133 if (!mOnlyCore) { 2134 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2135 while (psit.hasNext()) { 2136 PackageSetting ps = psit.next(); 2137 2138 /* 2139 * If this is not a system app, it can't be a 2140 * disable system app. 2141 */ 2142 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2143 continue; 2144 } 2145 2146 /* 2147 * If the package is scanned, it's not erased. 2148 */ 2149 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2150 if (scannedPkg != null) { 2151 /* 2152 * If the system app is both scanned and in the 2153 * disabled packages list, then it must have been 2154 * added via OTA. Remove it from the currently 2155 * scanned package so the previously user-installed 2156 * application can be scanned. 2157 */ 2158 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2159 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2160 + ps.name + "; removing system app. Last known codePath=" 2161 + ps.codePathString + ", installStatus=" + ps.installStatus 2162 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2163 + scannedPkg.mVersionCode); 2164 removePackageLI(ps, true); 2165 mExpectingBetter.put(ps.name, ps.codePath); 2166 } 2167 2168 continue; 2169 } 2170 2171 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2172 psit.remove(); 2173 logCriticalInfo(Log.WARN, "System package " + ps.name 2174 + " no longer exists; wiping its data"); 2175 removeDataDirsLI(null, ps.name); 2176 } else { 2177 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2178 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2179 possiblyDeletedUpdatedSystemApps.add(ps.name); 2180 } 2181 } 2182 } 2183 } 2184 2185 //look for any incomplete package installations 2186 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2187 //clean up list 2188 for(int i = 0; i < deletePkgsList.size(); i++) { 2189 //clean up here 2190 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2191 } 2192 //delete tmp files 2193 deleteTempPackageFiles(); 2194 2195 // Remove any shared userIDs that have no associated packages 2196 mSettings.pruneSharedUsersLPw(); 2197 2198 if (!mOnlyCore) { 2199 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2200 SystemClock.uptimeMillis()); 2201 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2202 2203 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2204 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2205 2206 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2207 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2208 2209 /** 2210 * Remove disable package settings for any updated system 2211 * apps that were removed via an OTA. If they're not a 2212 * previously-updated app, remove them completely. 2213 * Otherwise, just revoke their system-level permissions. 2214 */ 2215 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2216 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2217 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2218 2219 String msg; 2220 if (deletedPkg == null) { 2221 msg = "Updated system package " + deletedAppName 2222 + " no longer exists; wiping its data"; 2223 removeDataDirsLI(null, deletedAppName); 2224 } else { 2225 msg = "Updated system app + " + deletedAppName 2226 + " no longer present; removing system privileges for " 2227 + deletedAppName; 2228 2229 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2230 2231 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2232 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2233 } 2234 logCriticalInfo(Log.WARN, msg); 2235 } 2236 2237 /** 2238 * Make sure all system apps that we expected to appear on 2239 * the userdata partition actually showed up. If they never 2240 * appeared, crawl back and revive the system version. 2241 */ 2242 for (int i = 0; i < mExpectingBetter.size(); i++) { 2243 final String packageName = mExpectingBetter.keyAt(i); 2244 if (!mPackages.containsKey(packageName)) { 2245 final File scanFile = mExpectingBetter.valueAt(i); 2246 2247 logCriticalInfo(Log.WARN, "Expected better " + packageName 2248 + " but never showed up; reverting to system"); 2249 2250 final int reparseFlags; 2251 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2252 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2253 | PackageParser.PARSE_IS_SYSTEM_DIR 2254 | PackageParser.PARSE_IS_PRIVILEGED; 2255 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2256 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2257 | PackageParser.PARSE_IS_SYSTEM_DIR; 2258 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2259 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2260 | PackageParser.PARSE_IS_SYSTEM_DIR; 2261 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2262 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2263 | PackageParser.PARSE_IS_SYSTEM_DIR; 2264 } else { 2265 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2266 continue; 2267 } 2268 2269 mSettings.enableSystemPackageLPw(packageName); 2270 2271 try { 2272 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2273 } catch (PackageManagerException e) { 2274 Slog.e(TAG, "Failed to parse original system package: " 2275 + e.getMessage()); 2276 } 2277 } 2278 } 2279 } 2280 mExpectingBetter.clear(); 2281 2282 // Now that we know all of the shared libraries, update all clients to have 2283 // the correct library paths. 2284 updateAllSharedLibrariesLPw(); 2285 2286 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2287 // NOTE: We ignore potential failures here during a system scan (like 2288 // the rest of the commands above) because there's precious little we 2289 // can do about it. A settings error is reported, though. 2290 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2291 false /* boot complete */); 2292 } 2293 2294 // Now that we know all the packages we are keeping, 2295 // read and update their last usage times. 2296 mPackageUsage.readLP(); 2297 2298 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2299 SystemClock.uptimeMillis()); 2300 Slog.i(TAG, "Time to scan packages: " 2301 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2302 + " seconds"); 2303 2304 // If the platform SDK has changed since the last time we booted, 2305 // we need to re-grant app permission to catch any new ones that 2306 // appear. This is really a hack, and means that apps can in some 2307 // cases get permissions that the user didn't initially explicitly 2308 // allow... it would be nice to have some better way to handle 2309 // this situation. 2310 int updateFlags = UPDATE_PERMISSIONS_ALL; 2311 if (ver.sdkVersion != mSdkVersion) { 2312 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2313 + mSdkVersion + "; regranting permissions for internal storage"); 2314 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2315 } 2316 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2317 ver.sdkVersion = mSdkVersion; 2318 2319 // If this is the first boot or an update from pre-M, and it is a normal 2320 // boot, then we need to initialize the default preferred apps across 2321 // all defined users. 2322 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2323 for (UserInfo user : sUserManager.getUsers(true)) { 2324 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2325 applyFactoryDefaultBrowserLPw(user.id); 2326 primeDomainVerificationsLPw(user.id); 2327 } 2328 } 2329 2330 // If this is first boot after an OTA, and a normal boot, then 2331 // we need to clear code cache directories. 2332 if (mIsUpgrade && !onlyCore) { 2333 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2334 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2335 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2336 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2337 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2338 } 2339 } 2340 ver.fingerprint = Build.FINGERPRINT; 2341 } 2342 2343 checkDefaultBrowser(); 2344 2345 // clear only after permissions and other defaults have been updated 2346 mExistingSystemPackages.clear(); 2347 mPromoteSystemApps = false; 2348 2349 // All the changes are done during package scanning. 2350 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2351 2352 // can downgrade to reader 2353 mSettings.writeLPr(); 2354 2355 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2356 SystemClock.uptimeMillis()); 2357 2358 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2359 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2360 2361 mInstallerService = new PackageInstallerService(context, this); 2362 2363 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2364 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2365 mIntentFilterVerifierComponent); 2366 2367 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2368 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2369 // both the installer and resolver must be present to enable ephemeral 2370 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2371 if (DEBUG_EPHEMERAL) { 2372 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2373 + " installer:" + ephemeralInstallerComponent); 2374 } 2375 mEphemeralResolverComponent = ephemeralResolverComponent; 2376 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2377 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2378 mEphemeralResolverConnection = 2379 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2380 } else { 2381 if (DEBUG_EPHEMERAL) { 2382 final String missingComponent = 2383 (ephemeralResolverComponent == null) 2384 ? (ephemeralInstallerComponent == null) 2385 ? "resolver and installer" 2386 : "resolver" 2387 : "installer"; 2388 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2389 } 2390 mEphemeralResolverComponent = null; 2391 mEphemeralInstallerComponent = null; 2392 mEphemeralResolverConnection = null; 2393 } 2394 2395 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2396 } // synchronized (mPackages) 2397 } // synchronized (mInstallLock) 2398 2399 // Now after opening every single application zip, make sure they 2400 // are all flushed. Not really needed, but keeps things nice and 2401 // tidy. 2402 Runtime.getRuntime().gc(); 2403 2404 // The initial scanning above does many calls into installd while 2405 // holding the mPackages lock, but we're mostly interested in yelling 2406 // once we have a booted system. 2407 mInstaller.setWarnIfHeld(mPackages); 2408 2409 // Expose private service for system components to use. 2410 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2411 } 2412 2413 @Override 2414 public boolean isFirstBoot() { 2415 return !mRestoredSettings; 2416 } 2417 2418 @Override 2419 public boolean isOnlyCoreApps() { 2420 return mOnlyCore; 2421 } 2422 2423 @Override 2424 public boolean isUpgrade() { 2425 return mIsUpgrade; 2426 } 2427 2428 private String getRequiredVerifierLPr() { 2429 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2430 // We only care about verifier that's installed under system user. 2431 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2432 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2433 2434 String requiredVerifier = null; 2435 2436 final int N = receivers.size(); 2437 for (int i = 0; i < N; i++) { 2438 final ResolveInfo info = receivers.get(i); 2439 2440 if (info.activityInfo == null) { 2441 continue; 2442 } 2443 2444 final String packageName = info.activityInfo.packageName; 2445 2446 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2447 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2448 continue; 2449 } 2450 2451 if (requiredVerifier != null) { 2452 throw new RuntimeException("There can be only one required verifier"); 2453 } 2454 2455 requiredVerifier = packageName; 2456 } 2457 2458 return requiredVerifier; 2459 } 2460 2461 private String getRequiredInstallerLPr() { 2462 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2463 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2464 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2465 2466 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2467 PACKAGE_MIME_TYPE, 0, UserHandle.USER_SYSTEM); 2468 2469 String requiredInstaller = null; 2470 2471 final int N = installers.size(); 2472 for (int i = 0; i < N; i++) { 2473 final ResolveInfo info = installers.get(i); 2474 final String packageName = info.activityInfo.packageName; 2475 2476 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2477 continue; 2478 } 2479 2480 if (requiredInstaller != null) { 2481 throw new RuntimeException("There must be one required installer"); 2482 } 2483 2484 requiredInstaller = packageName; 2485 } 2486 2487 if (requiredInstaller == null) { 2488 throw new RuntimeException("There must be one required installer"); 2489 } 2490 2491 return requiredInstaller; 2492 } 2493 2494 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2495 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2496 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2497 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2498 2499 ComponentName verifierComponentName = null; 2500 2501 int priority = -1000; 2502 final int N = receivers.size(); 2503 for (int i = 0; i < N; i++) { 2504 final ResolveInfo info = receivers.get(i); 2505 2506 if (info.activityInfo == null) { 2507 continue; 2508 } 2509 2510 final String packageName = info.activityInfo.packageName; 2511 2512 final PackageSetting ps = mSettings.mPackages.get(packageName); 2513 if (ps == null) { 2514 continue; 2515 } 2516 2517 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2518 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2519 continue; 2520 } 2521 2522 // Select the IntentFilterVerifier with the highest priority 2523 if (priority < info.priority) { 2524 priority = info.priority; 2525 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2526 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2527 + verifierComponentName + " with priority: " + info.priority); 2528 } 2529 } 2530 2531 return verifierComponentName; 2532 } 2533 2534 private ComponentName getEphemeralResolverLPr() { 2535 final String[] packageArray = 2536 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2537 if (packageArray.length == 0) { 2538 if (DEBUG_EPHEMERAL) { 2539 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2540 } 2541 return null; 2542 } 2543 2544 Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2545 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, 2546 null /*resolvedType*/, 0 /*flags*/, UserHandle.USER_SYSTEM); 2547 2548 final int N = resolvers.size(); 2549 if (N == 0) { 2550 if (DEBUG_EPHEMERAL) { 2551 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2552 } 2553 return null; 2554 } 2555 2556 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2557 for (int i = 0; i < N; i++) { 2558 final ResolveInfo info = resolvers.get(i); 2559 2560 if (info.serviceInfo == null) { 2561 continue; 2562 } 2563 2564 final String packageName = info.serviceInfo.packageName; 2565 if (!possiblePackages.contains(packageName)) { 2566 if (DEBUG_EPHEMERAL) { 2567 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2568 + " pkg: " + packageName + ", info:" + info); 2569 } 2570 continue; 2571 } 2572 2573 if (DEBUG_EPHEMERAL) { 2574 Slog.v(TAG, "Ephemeral resolver found;" 2575 + " pkg: " + packageName + ", info:" + info); 2576 } 2577 return new ComponentName(packageName, info.serviceInfo.name); 2578 } 2579 if (DEBUG_EPHEMERAL) { 2580 Slog.v(TAG, "Ephemeral resolver NOT found"); 2581 } 2582 return null; 2583 } 2584 2585 private ComponentName getEphemeralInstallerLPr() { 2586 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2587 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2588 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2589 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2590 PACKAGE_MIME_TYPE, 0 /*flags*/, 0 /*userId*/); 2591 2592 ComponentName ephemeralInstaller = null; 2593 2594 final int N = installers.size(); 2595 for (int i = 0; i < N; i++) { 2596 final ResolveInfo info = installers.get(i); 2597 final String packageName = info.activityInfo.packageName; 2598 2599 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2600 if (DEBUG_EPHEMERAL) { 2601 Slog.d(TAG, "Ephemeral installer is not system app;" 2602 + " pkg: " + packageName + ", info:" + info); 2603 } 2604 continue; 2605 } 2606 2607 if (ephemeralInstaller != null) { 2608 throw new RuntimeException("There must only be one ephemeral installer"); 2609 } 2610 2611 ephemeralInstaller = new ComponentName(packageName, info.activityInfo.name); 2612 } 2613 2614 return ephemeralInstaller; 2615 } 2616 2617 private void primeDomainVerificationsLPw(int userId) { 2618 if (DEBUG_DOMAIN_VERIFICATION) { 2619 Slog.d(TAG, "Priming domain verifications in user " + userId); 2620 } 2621 2622 SystemConfig systemConfig = SystemConfig.getInstance(); 2623 ArraySet<String> packages = systemConfig.getLinkedApps(); 2624 ArraySet<String> domains = new ArraySet<String>(); 2625 2626 for (String packageName : packages) { 2627 PackageParser.Package pkg = mPackages.get(packageName); 2628 if (pkg != null) { 2629 if (!pkg.isSystemApp()) { 2630 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2631 continue; 2632 } 2633 2634 domains.clear(); 2635 for (PackageParser.Activity a : pkg.activities) { 2636 for (ActivityIntentInfo filter : a.intents) { 2637 if (hasValidDomains(filter)) { 2638 domains.addAll(filter.getHostsList()); 2639 } 2640 } 2641 } 2642 2643 if (domains.size() > 0) { 2644 if (DEBUG_DOMAIN_VERIFICATION) { 2645 Slog.v(TAG, " + " + packageName); 2646 } 2647 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2648 // state w.r.t. the formal app-linkage "no verification attempted" state; 2649 // and then 'always' in the per-user state actually used for intent resolution. 2650 final IntentFilterVerificationInfo ivi; 2651 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2652 new ArrayList<String>(domains)); 2653 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2654 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2655 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2656 } else { 2657 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2658 + "' does not handle web links"); 2659 } 2660 } else { 2661 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2662 } 2663 } 2664 2665 scheduleWritePackageRestrictionsLocked(userId); 2666 scheduleWriteSettingsLocked(); 2667 } 2668 2669 private void applyFactoryDefaultBrowserLPw(int userId) { 2670 // The default browser app's package name is stored in a string resource, 2671 // with a product-specific overlay used for vendor customization. 2672 String browserPkg = mContext.getResources().getString( 2673 com.android.internal.R.string.default_browser); 2674 if (!TextUtils.isEmpty(browserPkg)) { 2675 // non-empty string => required to be a known package 2676 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2677 if (ps == null) { 2678 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2679 browserPkg = null; 2680 } else { 2681 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2682 } 2683 } 2684 2685 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2686 // default. If there's more than one, just leave everything alone. 2687 if (browserPkg == null) { 2688 calculateDefaultBrowserLPw(userId); 2689 } 2690 } 2691 2692 private void calculateDefaultBrowserLPw(int userId) { 2693 List<String> allBrowsers = resolveAllBrowserApps(userId); 2694 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2695 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2696 } 2697 2698 private List<String> resolveAllBrowserApps(int userId) { 2699 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2700 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2701 PackageManager.MATCH_ALL, userId); 2702 2703 final int count = list.size(); 2704 List<String> result = new ArrayList<String>(count); 2705 for (int i=0; i<count; i++) { 2706 ResolveInfo info = list.get(i); 2707 if (info.activityInfo == null 2708 || !info.handleAllWebDataURI 2709 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2710 || result.contains(info.activityInfo.packageName)) { 2711 continue; 2712 } 2713 result.add(info.activityInfo.packageName); 2714 } 2715 2716 return result; 2717 } 2718 2719 private boolean packageIsBrowser(String packageName, int userId) { 2720 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2721 PackageManager.MATCH_ALL, userId); 2722 final int N = list.size(); 2723 for (int i = 0; i < N; i++) { 2724 ResolveInfo info = list.get(i); 2725 if (packageName.equals(info.activityInfo.packageName)) { 2726 return true; 2727 } 2728 } 2729 return false; 2730 } 2731 2732 private void checkDefaultBrowser() { 2733 final int myUserId = UserHandle.myUserId(); 2734 final String packageName = getDefaultBrowserPackageName(myUserId); 2735 if (packageName != null) { 2736 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2737 if (info == null) { 2738 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2739 synchronized (mPackages) { 2740 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2741 } 2742 } 2743 } 2744 } 2745 2746 @Override 2747 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2748 throws RemoteException { 2749 try { 2750 return super.onTransact(code, data, reply, flags); 2751 } catch (RuntimeException e) { 2752 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2753 Slog.wtf(TAG, "Package Manager Crash", e); 2754 } 2755 throw e; 2756 } 2757 } 2758 2759 void cleanupInstallFailedPackage(PackageSetting ps) { 2760 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2761 2762 removeDataDirsLI(ps.volumeUuid, ps.name); 2763 if (ps.codePath != null) { 2764 if (ps.codePath.isDirectory()) { 2765 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2766 } else { 2767 ps.codePath.delete(); 2768 } 2769 } 2770 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2771 if (ps.resourcePath.isDirectory()) { 2772 FileUtils.deleteContents(ps.resourcePath); 2773 } 2774 ps.resourcePath.delete(); 2775 } 2776 mSettings.removePackageLPw(ps.name); 2777 } 2778 2779 static int[] appendInts(int[] cur, int[] add) { 2780 if (add == null) return cur; 2781 if (cur == null) return add; 2782 final int N = add.length; 2783 for (int i=0; i<N; i++) { 2784 cur = appendInt(cur, add[i]); 2785 } 2786 return cur; 2787 } 2788 2789 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2790 if (!sUserManager.exists(userId)) return null; 2791 final PackageSetting ps = (PackageSetting) p.mExtras; 2792 if (ps == null) { 2793 return null; 2794 } 2795 2796 final PermissionsState permissionsState = ps.getPermissionsState(); 2797 2798 final int[] gids = permissionsState.computeGids(userId); 2799 final Set<String> permissions = permissionsState.getPermissions(userId); 2800 final PackageUserState state = ps.readUserState(userId); 2801 2802 return PackageParser.generatePackageInfo(p, gids, flags, 2803 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2804 } 2805 2806 @Override 2807 public void checkPackageStartable(String packageName, int userId) { 2808 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2809 2810 synchronized (mPackages) { 2811 final PackageSetting ps = mSettings.mPackages.get(packageName); 2812 if (ps == null) { 2813 throw new SecurityException("Package " + packageName + " was not found!"); 2814 } 2815 2816 if (ps.frozen) { 2817 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2818 } 2819 2820 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2821 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2822 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2823 } 2824 } 2825 } 2826 2827 @Override 2828 public boolean isPackageAvailable(String packageName, int userId) { 2829 if (!sUserManager.exists(userId)) return false; 2830 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2831 synchronized (mPackages) { 2832 PackageParser.Package p = mPackages.get(packageName); 2833 if (p != null) { 2834 final PackageSetting ps = (PackageSetting) p.mExtras; 2835 if (ps != null) { 2836 final PackageUserState state = ps.readUserState(userId); 2837 if (state != null) { 2838 return PackageParser.isAvailable(state); 2839 } 2840 } 2841 } 2842 } 2843 return false; 2844 } 2845 2846 @Override 2847 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2848 if (!sUserManager.exists(userId)) return null; 2849 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2850 // reader 2851 synchronized (mPackages) { 2852 PackageParser.Package p = mPackages.get(packageName); 2853 if (DEBUG_PACKAGE_INFO) 2854 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2855 if (p != null) { 2856 return generatePackageInfo(p, flags, userId); 2857 } 2858 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2859 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2860 } 2861 } 2862 return null; 2863 } 2864 2865 @Override 2866 public String[] currentToCanonicalPackageNames(String[] names) { 2867 String[] out = new String[names.length]; 2868 // reader 2869 synchronized (mPackages) { 2870 for (int i=names.length-1; i>=0; i--) { 2871 PackageSetting ps = mSettings.mPackages.get(names[i]); 2872 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2873 } 2874 } 2875 return out; 2876 } 2877 2878 @Override 2879 public String[] canonicalToCurrentPackageNames(String[] names) { 2880 String[] out = new String[names.length]; 2881 // reader 2882 synchronized (mPackages) { 2883 for (int i=names.length-1; i>=0; i--) { 2884 String cur = mSettings.mRenamedPackages.get(names[i]); 2885 out[i] = cur != null ? cur : names[i]; 2886 } 2887 } 2888 return out; 2889 } 2890 2891 @Override 2892 public int getPackageUid(String packageName, int userId) { 2893 return getPackageUidEtc(packageName, 0, userId); 2894 } 2895 2896 @Override 2897 public int getPackageUidEtc(String packageName, int flags, int userId) { 2898 if (!sUserManager.exists(userId)) return -1; 2899 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2900 2901 // reader 2902 synchronized (mPackages) { 2903 final PackageParser.Package p = mPackages.get(packageName); 2904 if (p != null) { 2905 return UserHandle.getUid(userId, p.applicationInfo.uid); 2906 } 2907 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2908 final PackageSetting ps = mSettings.mPackages.get(packageName); 2909 if (ps != null) { 2910 return UserHandle.getUid(userId, ps.appId); 2911 } 2912 } 2913 } 2914 2915 return -1; 2916 } 2917 2918 @Override 2919 public int[] getPackageGids(String packageName, int userId) { 2920 return getPackageGidsEtc(packageName, 0, userId); 2921 } 2922 2923 @Override 2924 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2925 if (!sUserManager.exists(userId)) { 2926 return null; 2927 } 2928 2929 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2930 "getPackageGids"); 2931 2932 // reader 2933 synchronized (mPackages) { 2934 final PackageParser.Package p = mPackages.get(packageName); 2935 if (p != null) { 2936 PackageSetting ps = (PackageSetting) p.mExtras; 2937 return ps.getPermissionsState().computeGids(userId); 2938 } 2939 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2940 final PackageSetting ps = mSettings.mPackages.get(packageName); 2941 if (ps != null) { 2942 return ps.getPermissionsState().computeGids(userId); 2943 } 2944 } 2945 } 2946 2947 return null; 2948 } 2949 2950 static PermissionInfo generatePermissionInfo( 2951 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 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3070 // writer 3071 synchronized (mPackages) { 3072 PackageParser.Package p = mPackages.get(packageName); 3073 if (DEBUG_PACKAGE_INFO) Log.v( 3074 TAG, "getApplicationInfo " + packageName 3075 + ": " + p); 3076 if (p != null) { 3077 PackageSetting ps = mSettings.mPackages.get(packageName); 3078 if (ps == null) return null; 3079 // Note: isEnabledLP() does not apply here - always return info 3080 return PackageParser.generateApplicationInfo( 3081 p, flags, ps.readUserState(userId), userId); 3082 } 3083 if ("android".equals(packageName)||"system".equals(packageName)) { 3084 return mAndroidApplication; 3085 } 3086 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 3087 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3088 } 3089 } 3090 return null; 3091 } 3092 3093 @Override 3094 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3095 final IPackageDataObserver observer) { 3096 mContext.enforceCallingOrSelfPermission( 3097 android.Manifest.permission.CLEAR_APP_CACHE, null); 3098 // Queue up an async operation since clearing cache may take a little while. 3099 mHandler.post(new Runnable() { 3100 public void run() { 3101 mHandler.removeCallbacks(this); 3102 int retCode = -1; 3103 synchronized (mInstallLock) { 3104 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3105 if (retCode < 0) { 3106 Slog.w(TAG, "Couldn't clear application caches"); 3107 } 3108 } 3109 if (observer != null) { 3110 try { 3111 observer.onRemoveCompleted(null, (retCode >= 0)); 3112 } catch (RemoteException e) { 3113 Slog.w(TAG, "RemoveException when invoking call back"); 3114 } 3115 } 3116 } 3117 }); 3118 } 3119 3120 @Override 3121 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3122 final IntentSender pi) { 3123 mContext.enforceCallingOrSelfPermission( 3124 android.Manifest.permission.CLEAR_APP_CACHE, null); 3125 // Queue up an async operation since clearing cache may take a little while. 3126 mHandler.post(new Runnable() { 3127 public void run() { 3128 mHandler.removeCallbacks(this); 3129 int retCode = -1; 3130 synchronized (mInstallLock) { 3131 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3132 if (retCode < 0) { 3133 Slog.w(TAG, "Couldn't clear application caches"); 3134 } 3135 } 3136 if(pi != null) { 3137 try { 3138 // Callback via pending intent 3139 int code = (retCode >= 0) ? 1 : 0; 3140 pi.sendIntent(null, code, null, 3141 null, null); 3142 } catch (SendIntentException e1) { 3143 Slog.i(TAG, "Failed to send pending intent"); 3144 } 3145 } 3146 } 3147 }); 3148 } 3149 3150 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3151 synchronized (mInstallLock) { 3152 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3153 throw new IOException("Failed to free enough space"); 3154 } 3155 } 3156 } 3157 3158 /** 3159 * Return if the user key is currently unlocked. 3160 */ 3161 private boolean isUserKeyUnlocked(int userId) { 3162 if (StorageManager.isFileBasedEncryptionEnabled()) { 3163 final IMountService mount = IMountService.Stub 3164 .asInterface(ServiceManager.getService("mount")); 3165 if (mount == null) { 3166 Slog.w(TAG, "Early during boot, assuming locked"); 3167 return false; 3168 } 3169 final long token = Binder.clearCallingIdentity(); 3170 try { 3171 return mount.isUserKeyUnlocked(userId); 3172 } catch (RemoteException e) { 3173 throw e.rethrowAsRuntimeException(); 3174 } finally { 3175 Binder.restoreCallingIdentity(token); 3176 } 3177 } else { 3178 return true; 3179 } 3180 } 3181 3182 /** 3183 * Augment the given flags depending on current user running state. This is 3184 * purposefully done before acquiring {@link #mPackages} lock. 3185 */ 3186 private int augmentFlagsForUser(int flags, int userId) { 3187 if (!isUserKeyUnlocked(userId)) { 3188 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_ONLY; 3189 } 3190 return flags; 3191 } 3192 3193 @Override 3194 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3195 if (!sUserManager.exists(userId)) return null; 3196 flags = augmentFlagsForUser(flags, userId); 3197 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3198 synchronized (mPackages) { 3199 PackageParser.Activity a = mActivities.mActivities.get(component); 3200 3201 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3202 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3203 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3204 if (ps == null) return null; 3205 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3206 userId); 3207 } 3208 if (mResolveComponentName.equals(component)) { 3209 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3210 new PackageUserState(), userId); 3211 } 3212 } 3213 return null; 3214 } 3215 3216 @Override 3217 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3218 String resolvedType) { 3219 synchronized (mPackages) { 3220 if (component.equals(mResolveComponentName)) { 3221 // The resolver supports EVERYTHING! 3222 return true; 3223 } 3224 PackageParser.Activity a = mActivities.mActivities.get(component); 3225 if (a == null) { 3226 return false; 3227 } 3228 for (int i=0; i<a.intents.size(); i++) { 3229 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3230 intent.getData(), intent.getCategories(), TAG) >= 0) { 3231 return true; 3232 } 3233 } 3234 return false; 3235 } 3236 } 3237 3238 @Override 3239 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3240 if (!sUserManager.exists(userId)) return null; 3241 flags = augmentFlagsForUser(flags, userId); 3242 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3243 synchronized (mPackages) { 3244 PackageParser.Activity a = mReceivers.mActivities.get(component); 3245 if (DEBUG_PACKAGE_INFO) Log.v( 3246 TAG, "getReceiverInfo " + component + ": " + a); 3247 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3248 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3249 if (ps == null) return null; 3250 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3251 userId); 3252 } 3253 } 3254 return null; 3255 } 3256 3257 @Override 3258 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3259 if (!sUserManager.exists(userId)) return null; 3260 flags = augmentFlagsForUser(flags, userId); 3261 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3262 synchronized (mPackages) { 3263 PackageParser.Service s = mServices.mServices.get(component); 3264 if (DEBUG_PACKAGE_INFO) Log.v( 3265 TAG, "getServiceInfo " + component + ": " + s); 3266 if (s != null && mSettings.isEnabledAndVisibleLPr(s.info, flags, userId)) { 3267 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3268 if (ps == null) return null; 3269 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3270 userId); 3271 } 3272 } 3273 return null; 3274 } 3275 3276 @Override 3277 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3278 if (!sUserManager.exists(userId)) return null; 3279 flags = augmentFlagsForUser(flags, userId); 3280 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3281 synchronized (mPackages) { 3282 PackageParser.Provider p = mProviders.mProviders.get(component); 3283 if (DEBUG_PACKAGE_INFO) Log.v( 3284 TAG, "getProviderInfo " + component + ": " + p); 3285 if (p != null && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId)) { 3286 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3287 if (ps == null) return null; 3288 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3289 userId); 3290 } 3291 } 3292 return null; 3293 } 3294 3295 @Override 3296 public String[] getSystemSharedLibraryNames() { 3297 Set<String> libSet; 3298 synchronized (mPackages) { 3299 libSet = mSharedLibraries.keySet(); 3300 int size = libSet.size(); 3301 if (size > 0) { 3302 String[] libs = new String[size]; 3303 libSet.toArray(libs); 3304 return libs; 3305 } 3306 } 3307 return null; 3308 } 3309 3310 /** 3311 * @hide 3312 */ 3313 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3314 synchronized (mPackages) { 3315 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3316 if (lib != null && lib.apk != null) { 3317 return mPackages.get(lib.apk); 3318 } 3319 } 3320 return null; 3321 } 3322 3323 @Override 3324 public FeatureInfo[] getSystemAvailableFeatures() { 3325 Collection<FeatureInfo> featSet; 3326 synchronized (mPackages) { 3327 featSet = mAvailableFeatures.values(); 3328 int size = featSet.size(); 3329 if (size > 0) { 3330 FeatureInfo[] features = new FeatureInfo[size+1]; 3331 featSet.toArray(features); 3332 FeatureInfo fi = new FeatureInfo(); 3333 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3334 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3335 features[size] = fi; 3336 return features; 3337 } 3338 } 3339 return null; 3340 } 3341 3342 @Override 3343 public boolean hasSystemFeature(String name) { 3344 synchronized (mPackages) { 3345 return mAvailableFeatures.containsKey(name); 3346 } 3347 } 3348 3349 @Override 3350 public int checkPermission(String permName, String pkgName, int userId) { 3351 if (!sUserManager.exists(userId)) { 3352 return PackageManager.PERMISSION_DENIED; 3353 } 3354 3355 synchronized (mPackages) { 3356 final PackageParser.Package p = mPackages.get(pkgName); 3357 if (p != null && p.mExtras != null) { 3358 final PackageSetting ps = (PackageSetting) p.mExtras; 3359 final PermissionsState permissionsState = ps.getPermissionsState(); 3360 if (permissionsState.hasPermission(permName, userId)) { 3361 return PackageManager.PERMISSION_GRANTED; 3362 } 3363 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3364 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3365 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3366 return PackageManager.PERMISSION_GRANTED; 3367 } 3368 } 3369 } 3370 3371 return PackageManager.PERMISSION_DENIED; 3372 } 3373 3374 @Override 3375 public int checkUidPermission(String permName, int uid) { 3376 final int userId = UserHandle.getUserId(uid); 3377 3378 if (!sUserManager.exists(userId)) { 3379 return PackageManager.PERMISSION_DENIED; 3380 } 3381 3382 synchronized (mPackages) { 3383 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3384 if (obj != null) { 3385 final SettingBase ps = (SettingBase) obj; 3386 final PermissionsState permissionsState = ps.getPermissionsState(); 3387 if (permissionsState.hasPermission(permName, userId)) { 3388 return PackageManager.PERMISSION_GRANTED; 3389 } 3390 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3391 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3392 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3393 return PackageManager.PERMISSION_GRANTED; 3394 } 3395 } else { 3396 ArraySet<String> perms = mSystemPermissions.get(uid); 3397 if (perms != null) { 3398 if (perms.contains(permName)) { 3399 return PackageManager.PERMISSION_GRANTED; 3400 } 3401 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3402 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3403 return PackageManager.PERMISSION_GRANTED; 3404 } 3405 } 3406 } 3407 } 3408 3409 return PackageManager.PERMISSION_DENIED; 3410 } 3411 3412 @Override 3413 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3414 if (UserHandle.getCallingUserId() != userId) { 3415 mContext.enforceCallingPermission( 3416 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3417 "isPermissionRevokedByPolicy for user " + userId); 3418 } 3419 3420 if (checkPermission(permission, packageName, userId) 3421 == PackageManager.PERMISSION_GRANTED) { 3422 return false; 3423 } 3424 3425 final long identity = Binder.clearCallingIdentity(); 3426 try { 3427 final int flags = getPermissionFlags(permission, packageName, userId); 3428 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3429 } finally { 3430 Binder.restoreCallingIdentity(identity); 3431 } 3432 } 3433 3434 @Override 3435 public String getPermissionControllerPackageName() { 3436 synchronized (mPackages) { 3437 return mRequiredInstallerPackage; 3438 } 3439 } 3440 3441 /** 3442 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3443 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3444 * @param checkShell TODO(yamasani): 3445 * @param message the message to log on security exception 3446 */ 3447 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3448 boolean checkShell, String message) { 3449 if (userId < 0) { 3450 throw new IllegalArgumentException("Invalid userId " + userId); 3451 } 3452 if (checkShell) { 3453 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3454 } 3455 if (userId == UserHandle.getUserId(callingUid)) return; 3456 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3457 if (requireFullPermission) { 3458 mContext.enforceCallingOrSelfPermission( 3459 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3460 } else { 3461 try { 3462 mContext.enforceCallingOrSelfPermission( 3463 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3464 } catch (SecurityException se) { 3465 mContext.enforceCallingOrSelfPermission( 3466 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3467 } 3468 } 3469 } 3470 } 3471 3472 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3473 if (callingUid == Process.SHELL_UID) { 3474 if (userHandle >= 0 3475 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3476 throw new SecurityException("Shell does not have permission to access user " 3477 + userHandle); 3478 } else if (userHandle < 0) { 3479 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3480 + Debug.getCallers(3)); 3481 } 3482 } 3483 } 3484 3485 private BasePermission findPermissionTreeLP(String permName) { 3486 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3487 if (permName.startsWith(bp.name) && 3488 permName.length() > bp.name.length() && 3489 permName.charAt(bp.name.length()) == '.') { 3490 return bp; 3491 } 3492 } 3493 return null; 3494 } 3495 3496 private BasePermission checkPermissionTreeLP(String permName) { 3497 if (permName != null) { 3498 BasePermission bp = findPermissionTreeLP(permName); 3499 if (bp != null) { 3500 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3501 return bp; 3502 } 3503 throw new SecurityException("Calling uid " 3504 + Binder.getCallingUid() 3505 + " is not allowed to add to permission tree " 3506 + bp.name + " owned by uid " + bp.uid); 3507 } 3508 } 3509 throw new SecurityException("No permission tree found for " + permName); 3510 } 3511 3512 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3513 if (s1 == null) { 3514 return s2 == null; 3515 } 3516 if (s2 == null) { 3517 return false; 3518 } 3519 if (s1.getClass() != s2.getClass()) { 3520 return false; 3521 } 3522 return s1.equals(s2); 3523 } 3524 3525 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3526 if (pi1.icon != pi2.icon) return false; 3527 if (pi1.logo != pi2.logo) return false; 3528 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3529 if (!compareStrings(pi1.name, pi2.name)) return false; 3530 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3531 // We'll take care of setting this one. 3532 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3533 // These are not currently stored in settings. 3534 //if (!compareStrings(pi1.group, pi2.group)) return false; 3535 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3536 //if (pi1.labelRes != pi2.labelRes) return false; 3537 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3538 return true; 3539 } 3540 3541 int permissionInfoFootprint(PermissionInfo info) { 3542 int size = info.name.length(); 3543 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3544 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3545 return size; 3546 } 3547 3548 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3549 int size = 0; 3550 for (BasePermission perm : mSettings.mPermissions.values()) { 3551 if (perm.uid == tree.uid) { 3552 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3553 } 3554 } 3555 return size; 3556 } 3557 3558 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3559 // We calculate the max size of permissions defined by this uid and throw 3560 // if that plus the size of 'info' would exceed our stated maximum. 3561 if (tree.uid != Process.SYSTEM_UID) { 3562 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3563 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3564 throw new SecurityException("Permission tree size cap exceeded"); 3565 } 3566 } 3567 } 3568 3569 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3570 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3571 throw new SecurityException("Label must be specified in permission"); 3572 } 3573 BasePermission tree = checkPermissionTreeLP(info.name); 3574 BasePermission bp = mSettings.mPermissions.get(info.name); 3575 boolean added = bp == null; 3576 boolean changed = true; 3577 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3578 if (added) { 3579 enforcePermissionCapLocked(info, tree); 3580 bp = new BasePermission(info.name, tree.sourcePackage, 3581 BasePermission.TYPE_DYNAMIC); 3582 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3583 throw new SecurityException( 3584 "Not allowed to modify non-dynamic permission " 3585 + info.name); 3586 } else { 3587 if (bp.protectionLevel == fixedLevel 3588 && bp.perm.owner.equals(tree.perm.owner) 3589 && bp.uid == tree.uid 3590 && comparePermissionInfos(bp.perm.info, info)) { 3591 changed = false; 3592 } 3593 } 3594 bp.protectionLevel = fixedLevel; 3595 info = new PermissionInfo(info); 3596 info.protectionLevel = fixedLevel; 3597 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3598 bp.perm.info.packageName = tree.perm.info.packageName; 3599 bp.uid = tree.uid; 3600 if (added) { 3601 mSettings.mPermissions.put(info.name, bp); 3602 } 3603 if (changed) { 3604 if (!async) { 3605 mSettings.writeLPr(); 3606 } else { 3607 scheduleWriteSettingsLocked(); 3608 } 3609 } 3610 return added; 3611 } 3612 3613 @Override 3614 public boolean addPermission(PermissionInfo info) { 3615 synchronized (mPackages) { 3616 return addPermissionLocked(info, false); 3617 } 3618 } 3619 3620 @Override 3621 public boolean addPermissionAsync(PermissionInfo info) { 3622 synchronized (mPackages) { 3623 return addPermissionLocked(info, true); 3624 } 3625 } 3626 3627 @Override 3628 public void removePermission(String name) { 3629 synchronized (mPackages) { 3630 checkPermissionTreeLP(name); 3631 BasePermission bp = mSettings.mPermissions.get(name); 3632 if (bp != null) { 3633 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3634 throw new SecurityException( 3635 "Not allowed to modify non-dynamic permission " 3636 + name); 3637 } 3638 mSettings.mPermissions.remove(name); 3639 mSettings.writeLPr(); 3640 } 3641 } 3642 } 3643 3644 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3645 BasePermission bp) { 3646 int index = pkg.requestedPermissions.indexOf(bp.name); 3647 if (index == -1) { 3648 throw new SecurityException("Package " + pkg.packageName 3649 + " has not requested permission " + bp.name); 3650 } 3651 if (!bp.isRuntime() && !bp.isDevelopment()) { 3652 throw new SecurityException("Permission " + bp.name 3653 + " is not a changeable permission type"); 3654 } 3655 } 3656 3657 @Override 3658 public void grantRuntimePermission(String packageName, String name, final int userId) { 3659 if (!sUserManager.exists(userId)) { 3660 Log.e(TAG, "No such user:" + userId); 3661 return; 3662 } 3663 3664 mContext.enforceCallingOrSelfPermission( 3665 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3666 "grantRuntimePermission"); 3667 3668 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3669 "grantRuntimePermission"); 3670 3671 final int uid; 3672 final SettingBase sb; 3673 3674 synchronized (mPackages) { 3675 final PackageParser.Package pkg = mPackages.get(packageName); 3676 if (pkg == null) { 3677 throw new IllegalArgumentException("Unknown package: " + packageName); 3678 } 3679 3680 final BasePermission bp = mSettings.mPermissions.get(name); 3681 if (bp == null) { 3682 throw new IllegalArgumentException("Unknown permission: " + name); 3683 } 3684 3685 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3686 3687 // If a permission review is required for legacy apps we represent 3688 // their permissions as always granted runtime ones since we need 3689 // to keep the review required permission flag per user while an 3690 // install permission's state is shared across all users. 3691 if (Build.PERMISSIONS_REVIEW_REQUIRED 3692 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3693 && bp.isRuntime()) { 3694 return; 3695 } 3696 3697 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3698 sb = (SettingBase) pkg.mExtras; 3699 if (sb == null) { 3700 throw new IllegalArgumentException("Unknown package: " + packageName); 3701 } 3702 3703 final PermissionsState permissionsState = sb.getPermissionsState(); 3704 3705 final int flags = permissionsState.getPermissionFlags(name, userId); 3706 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3707 throw new SecurityException("Cannot grant system fixed permission: " 3708 + name + " for package: " + packageName); 3709 } 3710 3711 if (bp.isDevelopment()) { 3712 // Development permissions must be handled specially, since they are not 3713 // normal runtime permissions. For now they apply to all users. 3714 if (permissionsState.grantInstallPermission(bp) != 3715 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3716 scheduleWriteSettingsLocked(); 3717 } 3718 return; 3719 } 3720 3721 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3722 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3723 return; 3724 } 3725 3726 final int result = permissionsState.grantRuntimePermission(bp, userId); 3727 switch (result) { 3728 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3729 return; 3730 } 3731 3732 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3733 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3734 mHandler.post(new Runnable() { 3735 @Override 3736 public void run() { 3737 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3738 } 3739 }); 3740 } 3741 break; 3742 } 3743 3744 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3745 3746 // Not critical if that is lost - app has to request again. 3747 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3748 } 3749 3750 // Only need to do this if user is initialized. Otherwise it's a new user 3751 // and there are no processes running as the user yet and there's no need 3752 // to make an expensive call to remount processes for the changed permissions. 3753 if (READ_EXTERNAL_STORAGE.equals(name) 3754 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3755 final long token = Binder.clearCallingIdentity(); 3756 try { 3757 if (sUserManager.isInitialized(userId)) { 3758 MountServiceInternal mountServiceInternal = LocalServices.getService( 3759 MountServiceInternal.class); 3760 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3761 } 3762 } finally { 3763 Binder.restoreCallingIdentity(token); 3764 } 3765 } 3766 } 3767 3768 @Override 3769 public void revokeRuntimePermission(String packageName, String name, int userId) { 3770 if (!sUserManager.exists(userId)) { 3771 Log.e(TAG, "No such user:" + userId); 3772 return; 3773 } 3774 3775 mContext.enforceCallingOrSelfPermission( 3776 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3777 "revokeRuntimePermission"); 3778 3779 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3780 "revokeRuntimePermission"); 3781 3782 final int appId; 3783 3784 synchronized (mPackages) { 3785 final PackageParser.Package pkg = mPackages.get(packageName); 3786 if (pkg == null) { 3787 throw new IllegalArgumentException("Unknown package: " + packageName); 3788 } 3789 3790 final BasePermission bp = mSettings.mPermissions.get(name); 3791 if (bp == null) { 3792 throw new IllegalArgumentException("Unknown permission: " + name); 3793 } 3794 3795 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3796 3797 // If a permission review is required for legacy apps we represent 3798 // their permissions as always granted runtime ones since we need 3799 // to keep the review required permission flag per user while an 3800 // install permission's state is shared across all users. 3801 if (Build.PERMISSIONS_REVIEW_REQUIRED 3802 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3803 && bp.isRuntime()) { 3804 return; 3805 } 3806 3807 SettingBase sb = (SettingBase) pkg.mExtras; 3808 if (sb == null) { 3809 throw new IllegalArgumentException("Unknown package: " + packageName); 3810 } 3811 3812 final PermissionsState permissionsState = sb.getPermissionsState(); 3813 3814 final int flags = permissionsState.getPermissionFlags(name, userId); 3815 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3816 throw new SecurityException("Cannot revoke system fixed permission: " 3817 + name + " for package: " + packageName); 3818 } 3819 3820 if (bp.isDevelopment()) { 3821 // Development permissions must be handled specially, since they are not 3822 // normal runtime permissions. For now they apply to all users. 3823 if (permissionsState.revokeInstallPermission(bp) != 3824 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3825 scheduleWriteSettingsLocked(); 3826 } 3827 return; 3828 } 3829 3830 if (permissionsState.revokeRuntimePermission(bp, userId) == 3831 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3832 return; 3833 } 3834 3835 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3836 3837 // Critical, after this call app should never have the permission. 3838 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3839 3840 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3841 } 3842 3843 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3844 } 3845 3846 @Override 3847 public void resetRuntimePermissions() { 3848 mContext.enforceCallingOrSelfPermission( 3849 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3850 "revokeRuntimePermission"); 3851 3852 int callingUid = Binder.getCallingUid(); 3853 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3854 mContext.enforceCallingOrSelfPermission( 3855 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3856 "resetRuntimePermissions"); 3857 } 3858 3859 synchronized (mPackages) { 3860 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3861 for (int userId : UserManagerService.getInstance().getUserIds()) { 3862 final int packageCount = mPackages.size(); 3863 for (int i = 0; i < packageCount; i++) { 3864 PackageParser.Package pkg = mPackages.valueAt(i); 3865 if (!(pkg.mExtras instanceof PackageSetting)) { 3866 continue; 3867 } 3868 PackageSetting ps = (PackageSetting) pkg.mExtras; 3869 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3870 } 3871 } 3872 } 3873 } 3874 3875 @Override 3876 public int getPermissionFlags(String name, String packageName, int userId) { 3877 if (!sUserManager.exists(userId)) { 3878 return 0; 3879 } 3880 3881 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3882 3883 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3884 "getPermissionFlags"); 3885 3886 synchronized (mPackages) { 3887 final PackageParser.Package pkg = mPackages.get(packageName); 3888 if (pkg == null) { 3889 throw new IllegalArgumentException("Unknown package: " + packageName); 3890 } 3891 3892 final BasePermission bp = mSettings.mPermissions.get(name); 3893 if (bp == null) { 3894 throw new IllegalArgumentException("Unknown permission: " + name); 3895 } 3896 3897 SettingBase sb = (SettingBase) pkg.mExtras; 3898 if (sb == null) { 3899 throw new IllegalArgumentException("Unknown package: " + packageName); 3900 } 3901 3902 PermissionsState permissionsState = sb.getPermissionsState(); 3903 return permissionsState.getPermissionFlags(name, userId); 3904 } 3905 } 3906 3907 @Override 3908 public void updatePermissionFlags(String name, String packageName, int flagMask, 3909 int flagValues, int userId) { 3910 if (!sUserManager.exists(userId)) { 3911 return; 3912 } 3913 3914 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3915 3916 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3917 "updatePermissionFlags"); 3918 3919 // Only the system can change these flags and nothing else. 3920 if (getCallingUid() != Process.SYSTEM_UID) { 3921 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3922 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3923 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3924 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3925 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3926 } 3927 3928 synchronized (mPackages) { 3929 final PackageParser.Package pkg = mPackages.get(packageName); 3930 if (pkg == null) { 3931 throw new IllegalArgumentException("Unknown package: " + packageName); 3932 } 3933 3934 final BasePermission bp = mSettings.mPermissions.get(name); 3935 if (bp == null) { 3936 throw new IllegalArgumentException("Unknown permission: " + name); 3937 } 3938 3939 SettingBase sb = (SettingBase) pkg.mExtras; 3940 if (sb == null) { 3941 throw new IllegalArgumentException("Unknown package: " + packageName); 3942 } 3943 3944 PermissionsState permissionsState = sb.getPermissionsState(); 3945 3946 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3947 3948 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3949 // Install and runtime permissions are stored in different places, 3950 // so figure out what permission changed and persist the change. 3951 if (permissionsState.getInstallPermissionState(name) != null) { 3952 scheduleWriteSettingsLocked(); 3953 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3954 || hadState) { 3955 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3956 } 3957 } 3958 } 3959 } 3960 3961 /** 3962 * Update the permission flags for all packages and runtime permissions of a user in order 3963 * to allow device or profile owner to remove POLICY_FIXED. 3964 */ 3965 @Override 3966 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3967 if (!sUserManager.exists(userId)) { 3968 return; 3969 } 3970 3971 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3972 3973 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3974 "updatePermissionFlagsForAllApps"); 3975 3976 // Only the system can change system fixed flags. 3977 if (getCallingUid() != Process.SYSTEM_UID) { 3978 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3979 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3980 } 3981 3982 synchronized (mPackages) { 3983 boolean changed = false; 3984 final int packageCount = mPackages.size(); 3985 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3986 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3987 SettingBase sb = (SettingBase) pkg.mExtras; 3988 if (sb == null) { 3989 continue; 3990 } 3991 PermissionsState permissionsState = sb.getPermissionsState(); 3992 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3993 userId, flagMask, flagValues); 3994 } 3995 if (changed) { 3996 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3997 } 3998 } 3999 } 4000 4001 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4002 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4003 != PackageManager.PERMISSION_GRANTED 4004 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4005 != PackageManager.PERMISSION_GRANTED) { 4006 throw new SecurityException(message + " requires " 4007 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4008 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4009 } 4010 } 4011 4012 @Override 4013 public boolean shouldShowRequestPermissionRationale(String permissionName, 4014 String packageName, int userId) { 4015 if (UserHandle.getCallingUserId() != userId) { 4016 mContext.enforceCallingPermission( 4017 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4018 "canShowRequestPermissionRationale for user " + userId); 4019 } 4020 4021 final int uid = getPackageUid(packageName, userId); 4022 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4023 return false; 4024 } 4025 4026 if (checkPermission(permissionName, packageName, userId) 4027 == PackageManager.PERMISSION_GRANTED) { 4028 return false; 4029 } 4030 4031 final int flags; 4032 4033 final long identity = Binder.clearCallingIdentity(); 4034 try { 4035 flags = getPermissionFlags(permissionName, 4036 packageName, userId); 4037 } finally { 4038 Binder.restoreCallingIdentity(identity); 4039 } 4040 4041 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4042 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4043 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4044 4045 if ((flags & fixedFlags) != 0) { 4046 return false; 4047 } 4048 4049 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4050 } 4051 4052 @Override 4053 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4054 mContext.enforceCallingOrSelfPermission( 4055 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4056 "addOnPermissionsChangeListener"); 4057 4058 synchronized (mPackages) { 4059 mOnPermissionChangeListeners.addListenerLocked(listener); 4060 } 4061 } 4062 4063 @Override 4064 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4065 synchronized (mPackages) { 4066 mOnPermissionChangeListeners.removeListenerLocked(listener); 4067 } 4068 } 4069 4070 @Override 4071 public boolean isProtectedBroadcast(String actionName) { 4072 synchronized (mPackages) { 4073 if (mProtectedBroadcasts.contains(actionName)) { 4074 return true; 4075 } else if (actionName != null) { 4076 // TODO: remove these terrible hacks 4077 if (actionName.startsWith("android.net.netmon.lingerExpired") 4078 || actionName.startsWith("com.android.server.sip.SipWakeupTimer")) { 4079 return true; 4080 } 4081 } 4082 } 4083 return false; 4084 } 4085 4086 @Override 4087 public int checkSignatures(String pkg1, String pkg2) { 4088 synchronized (mPackages) { 4089 final PackageParser.Package p1 = mPackages.get(pkg1); 4090 final PackageParser.Package p2 = mPackages.get(pkg2); 4091 if (p1 == null || p1.mExtras == null 4092 || p2 == null || p2.mExtras == null) { 4093 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4094 } 4095 return compareSignatures(p1.mSignatures, p2.mSignatures); 4096 } 4097 } 4098 4099 @Override 4100 public int checkUidSignatures(int uid1, int uid2) { 4101 // Map to base uids. 4102 uid1 = UserHandle.getAppId(uid1); 4103 uid2 = UserHandle.getAppId(uid2); 4104 // reader 4105 synchronized (mPackages) { 4106 Signature[] s1; 4107 Signature[] s2; 4108 Object obj = mSettings.getUserIdLPr(uid1); 4109 if (obj != null) { 4110 if (obj instanceof SharedUserSetting) { 4111 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4112 } else if (obj instanceof PackageSetting) { 4113 s1 = ((PackageSetting)obj).signatures.mSignatures; 4114 } else { 4115 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4116 } 4117 } else { 4118 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4119 } 4120 obj = mSettings.getUserIdLPr(uid2); 4121 if (obj != null) { 4122 if (obj instanceof SharedUserSetting) { 4123 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4124 } else if (obj instanceof PackageSetting) { 4125 s2 = ((PackageSetting)obj).signatures.mSignatures; 4126 } else { 4127 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4128 } 4129 } else { 4130 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4131 } 4132 return compareSignatures(s1, s2); 4133 } 4134 } 4135 4136 private void killUid(int appId, int userId, String reason) { 4137 final long identity = Binder.clearCallingIdentity(); 4138 try { 4139 IActivityManager am = ActivityManagerNative.getDefault(); 4140 if (am != null) { 4141 try { 4142 am.killUid(appId, userId, reason); 4143 } catch (RemoteException e) { 4144 /* ignore - same process */ 4145 } 4146 } 4147 } finally { 4148 Binder.restoreCallingIdentity(identity); 4149 } 4150 } 4151 4152 /** 4153 * Compares two sets of signatures. Returns: 4154 * <br /> 4155 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4156 * <br /> 4157 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4158 * <br /> 4159 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4160 * <br /> 4161 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4162 * <br /> 4163 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4164 */ 4165 static int compareSignatures(Signature[] s1, Signature[] s2) { 4166 if (s1 == null) { 4167 return s2 == null 4168 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4169 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4170 } 4171 4172 if (s2 == null) { 4173 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4174 } 4175 4176 if (s1.length != s2.length) { 4177 return PackageManager.SIGNATURE_NO_MATCH; 4178 } 4179 4180 // Since both signature sets are of size 1, we can compare without HashSets. 4181 if (s1.length == 1) { 4182 return s1[0].equals(s2[0]) ? 4183 PackageManager.SIGNATURE_MATCH : 4184 PackageManager.SIGNATURE_NO_MATCH; 4185 } 4186 4187 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4188 for (Signature sig : s1) { 4189 set1.add(sig); 4190 } 4191 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4192 for (Signature sig : s2) { 4193 set2.add(sig); 4194 } 4195 // Make sure s2 contains all signatures in s1. 4196 if (set1.equals(set2)) { 4197 return PackageManager.SIGNATURE_MATCH; 4198 } 4199 return PackageManager.SIGNATURE_NO_MATCH; 4200 } 4201 4202 /** 4203 * If the database version for this type of package (internal storage or 4204 * external storage) is less than the version where package signatures 4205 * were updated, return true. 4206 */ 4207 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4208 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4209 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4210 } 4211 4212 /** 4213 * Used for backward compatibility to make sure any packages with 4214 * certificate chains get upgraded to the new style. {@code existingSigs} 4215 * will be in the old format (since they were stored on disk from before the 4216 * system upgrade) and {@code scannedSigs} will be in the newer format. 4217 */ 4218 private int compareSignaturesCompat(PackageSignatures existingSigs, 4219 PackageParser.Package scannedPkg) { 4220 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4221 return PackageManager.SIGNATURE_NO_MATCH; 4222 } 4223 4224 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4225 for (Signature sig : existingSigs.mSignatures) { 4226 existingSet.add(sig); 4227 } 4228 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4229 for (Signature sig : scannedPkg.mSignatures) { 4230 try { 4231 Signature[] chainSignatures = sig.getChainSignatures(); 4232 for (Signature chainSig : chainSignatures) { 4233 scannedCompatSet.add(chainSig); 4234 } 4235 } catch (CertificateEncodingException e) { 4236 scannedCompatSet.add(sig); 4237 } 4238 } 4239 /* 4240 * Make sure the expanded scanned set contains all signatures in the 4241 * existing one. 4242 */ 4243 if (scannedCompatSet.equals(existingSet)) { 4244 // Migrate the old signatures to the new scheme. 4245 existingSigs.assignSignatures(scannedPkg.mSignatures); 4246 // The new KeySets will be re-added later in the scanning process. 4247 synchronized (mPackages) { 4248 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4249 } 4250 return PackageManager.SIGNATURE_MATCH; 4251 } 4252 return PackageManager.SIGNATURE_NO_MATCH; 4253 } 4254 4255 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4256 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4257 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4258 } 4259 4260 private int compareSignaturesRecover(PackageSignatures existingSigs, 4261 PackageParser.Package scannedPkg) { 4262 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4263 return PackageManager.SIGNATURE_NO_MATCH; 4264 } 4265 4266 String msg = null; 4267 try { 4268 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4269 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4270 + scannedPkg.packageName); 4271 return PackageManager.SIGNATURE_MATCH; 4272 } 4273 } catch (CertificateException e) { 4274 msg = e.getMessage(); 4275 } 4276 4277 logCriticalInfo(Log.INFO, 4278 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4279 return PackageManager.SIGNATURE_NO_MATCH; 4280 } 4281 4282 @Override 4283 public String[] getPackagesForUid(int uid) { 4284 uid = UserHandle.getAppId(uid); 4285 // reader 4286 synchronized (mPackages) { 4287 Object obj = mSettings.getUserIdLPr(uid); 4288 if (obj instanceof SharedUserSetting) { 4289 final SharedUserSetting sus = (SharedUserSetting) obj; 4290 final int N = sus.packages.size(); 4291 final String[] res = new String[N]; 4292 final Iterator<PackageSetting> it = sus.packages.iterator(); 4293 int i = 0; 4294 while (it.hasNext()) { 4295 res[i++] = it.next().name; 4296 } 4297 return res; 4298 } else if (obj instanceof PackageSetting) { 4299 final PackageSetting ps = (PackageSetting) obj; 4300 return new String[] { ps.name }; 4301 } 4302 } 4303 return null; 4304 } 4305 4306 @Override 4307 public String getNameForUid(int uid) { 4308 // reader 4309 synchronized (mPackages) { 4310 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4311 if (obj instanceof SharedUserSetting) { 4312 final SharedUserSetting sus = (SharedUserSetting) obj; 4313 return sus.name + ":" + sus.userId; 4314 } else if (obj instanceof PackageSetting) { 4315 final PackageSetting ps = (PackageSetting) obj; 4316 return ps.name; 4317 } 4318 } 4319 return null; 4320 } 4321 4322 @Override 4323 public int getUidForSharedUser(String sharedUserName) { 4324 if(sharedUserName == null) { 4325 return -1; 4326 } 4327 // reader 4328 synchronized (mPackages) { 4329 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4330 if (suid == null) { 4331 return -1; 4332 } 4333 return suid.userId; 4334 } 4335 } 4336 4337 @Override 4338 public int getFlagsForUid(int uid) { 4339 synchronized (mPackages) { 4340 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4341 if (obj instanceof SharedUserSetting) { 4342 final SharedUserSetting sus = (SharedUserSetting) obj; 4343 return sus.pkgFlags; 4344 } else if (obj instanceof PackageSetting) { 4345 final PackageSetting ps = (PackageSetting) obj; 4346 return ps.pkgFlags; 4347 } 4348 } 4349 return 0; 4350 } 4351 4352 @Override 4353 public int getPrivateFlagsForUid(int uid) { 4354 synchronized (mPackages) { 4355 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4356 if (obj instanceof SharedUserSetting) { 4357 final SharedUserSetting sus = (SharedUserSetting) obj; 4358 return sus.pkgPrivateFlags; 4359 } else if (obj instanceof PackageSetting) { 4360 final PackageSetting ps = (PackageSetting) obj; 4361 return ps.pkgPrivateFlags; 4362 } 4363 } 4364 return 0; 4365 } 4366 4367 @Override 4368 public boolean isUidPrivileged(int uid) { 4369 uid = UserHandle.getAppId(uid); 4370 // reader 4371 synchronized (mPackages) { 4372 Object obj = mSettings.getUserIdLPr(uid); 4373 if (obj instanceof SharedUserSetting) { 4374 final SharedUserSetting sus = (SharedUserSetting) obj; 4375 final Iterator<PackageSetting> it = sus.packages.iterator(); 4376 while (it.hasNext()) { 4377 if (it.next().isPrivileged()) { 4378 return true; 4379 } 4380 } 4381 } else if (obj instanceof PackageSetting) { 4382 final PackageSetting ps = (PackageSetting) obj; 4383 return ps.isPrivileged(); 4384 } 4385 } 4386 return false; 4387 } 4388 4389 @Override 4390 public String[] getAppOpPermissionPackages(String permissionName) { 4391 synchronized (mPackages) { 4392 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4393 if (pkgs == null) { 4394 return null; 4395 } 4396 return pkgs.toArray(new String[pkgs.size()]); 4397 } 4398 } 4399 4400 @Override 4401 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4402 int flags, int userId) { 4403 if (!sUserManager.exists(userId)) return null; 4404 flags = augmentFlagsForUser(flags, userId); 4405 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4406 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4407 final ResolveInfo bestChoice = 4408 chooseBestActivity(intent, resolvedType, flags, query, userId); 4409 4410 if (isEphemeralAllowed(intent, query, userId)) { 4411 final EphemeralResolveInfo ai = 4412 getEphemeralResolveInfo(intent, resolvedType, userId); 4413 if (ai != null) { 4414 if (DEBUG_EPHEMERAL) { 4415 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4416 } 4417 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4418 bestChoice.ephemeralResolveInfo = ai; 4419 } 4420 } 4421 return bestChoice; 4422 } 4423 4424 @Override 4425 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4426 IntentFilter filter, int match, ComponentName activity) { 4427 final int userId = UserHandle.getCallingUserId(); 4428 if (DEBUG_PREFERRED) { 4429 Log.v(TAG, "setLastChosenActivity intent=" + intent 4430 + " resolvedType=" + resolvedType 4431 + " flags=" + flags 4432 + " filter=" + filter 4433 + " match=" + match 4434 + " activity=" + activity); 4435 filter.dump(new PrintStreamPrinter(System.out), " "); 4436 } 4437 intent.setComponent(null); 4438 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4439 // Find any earlier preferred or last chosen entries and nuke them 4440 findPreferredActivity(intent, resolvedType, 4441 flags, query, 0, false, true, false, userId); 4442 // Add the new activity as the last chosen for this filter 4443 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4444 "Setting last chosen"); 4445 } 4446 4447 @Override 4448 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4449 final int userId = UserHandle.getCallingUserId(); 4450 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4451 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4452 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4453 false, false, false, userId); 4454 } 4455 4456 4457 private boolean isEphemeralAllowed( 4458 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4459 // Short circuit and return early if possible. 4460 final int callingUser = UserHandle.getCallingUserId(); 4461 if (callingUser != UserHandle.USER_SYSTEM) { 4462 return false; 4463 } 4464 if (mEphemeralResolverConnection == null) { 4465 return false; 4466 } 4467 if (intent.getComponent() != null) { 4468 return false; 4469 } 4470 if (intent.getPackage() != null) { 4471 return false; 4472 } 4473 final boolean isWebUri = hasWebURI(intent); 4474 if (!isWebUri) { 4475 return false; 4476 } 4477 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4478 synchronized (mPackages) { 4479 final int count = resolvedActivites.size(); 4480 for (int n = 0; n < count; n++) { 4481 ResolveInfo info = resolvedActivites.get(n); 4482 String packageName = info.activityInfo.packageName; 4483 PackageSetting ps = mSettings.mPackages.get(packageName); 4484 if (ps != null) { 4485 // Try to get the status from User settings first 4486 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4487 int status = (int) (packedStatus >> 32); 4488 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4489 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4490 if (DEBUG_EPHEMERAL) { 4491 Slog.v(TAG, "DENY ephemeral apps;" 4492 + " pkg: " + packageName + ", status: " + status); 4493 } 4494 return false; 4495 } 4496 } 4497 } 4498 } 4499 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4500 return true; 4501 } 4502 4503 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4504 int userId) { 4505 MessageDigest digest = null; 4506 try { 4507 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4508 } catch (NoSuchAlgorithmException e) { 4509 // If we can't create a digest, ignore ephemeral apps. 4510 return null; 4511 } 4512 4513 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4514 final byte[] digestBytes = digest.digest(hostBytes); 4515 int shaPrefix = 4516 digestBytes[0] << 24 4517 | digestBytes[1] << 16 4518 | digestBytes[2] << 8 4519 | digestBytes[3] << 0; 4520 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4521 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4522 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4523 // No hash prefix match; there are no ephemeral apps for this domain. 4524 return null; 4525 } 4526 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4527 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4528 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4529 continue; 4530 } 4531 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4532 // No filters; this should never happen. 4533 if (filters.isEmpty()) { 4534 continue; 4535 } 4536 // We have a domain match; resolve the filters to see if anything matches. 4537 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4538 for (int j = filters.size() - 1; j >= 0; --j) { 4539 final EphemeralResolveIntentInfo intentInfo = 4540 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4541 ephemeralResolver.addFilter(intentInfo); 4542 } 4543 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4544 intent, resolvedType, false /*defaultOnly*/, userId); 4545 if (!matchedResolveInfoList.isEmpty()) { 4546 return matchedResolveInfoList.get(0); 4547 } 4548 } 4549 // Hash or filter mis-match; no ephemeral apps for this domain. 4550 return null; 4551 } 4552 4553 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4554 int flags, List<ResolveInfo> query, int userId) { 4555 if (query != null) { 4556 final int N = query.size(); 4557 if (N == 1) { 4558 return query.get(0); 4559 } else if (N > 1) { 4560 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4561 // If there is more than one activity with the same priority, 4562 // then let the user decide between them. 4563 ResolveInfo r0 = query.get(0); 4564 ResolveInfo r1 = query.get(1); 4565 if (DEBUG_INTENT_MATCHING || debug) { 4566 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4567 + r1.activityInfo.name + "=" + r1.priority); 4568 } 4569 // If the first activity has a higher priority, or a different 4570 // default, then it is always desirable to pick it. 4571 if (r0.priority != r1.priority 4572 || r0.preferredOrder != r1.preferredOrder 4573 || r0.isDefault != r1.isDefault) { 4574 return query.get(0); 4575 } 4576 // If we have saved a preference for a preferred activity for 4577 // this Intent, use that. 4578 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4579 flags, query, r0.priority, true, false, debug, userId); 4580 if (ri != null) { 4581 return ri; 4582 } 4583 ri = new ResolveInfo(mResolveInfo); 4584 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4585 ri.activityInfo.applicationInfo = new ApplicationInfo( 4586 ri.activityInfo.applicationInfo); 4587 if (userId != 0) { 4588 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4589 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4590 } 4591 // Make sure that the resolver is displayable in car mode 4592 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4593 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4594 return ri; 4595 } 4596 } 4597 return null; 4598 } 4599 4600 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4601 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4602 final int N = query.size(); 4603 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4604 .get(userId); 4605 // Get the list of persistent preferred activities that handle the intent 4606 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4607 List<PersistentPreferredActivity> pprefs = ppir != null 4608 ? ppir.queryIntent(intent, resolvedType, 4609 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4610 : null; 4611 if (pprefs != null && pprefs.size() > 0) { 4612 final int M = pprefs.size(); 4613 for (int i=0; i<M; i++) { 4614 final PersistentPreferredActivity ppa = pprefs.get(i); 4615 if (DEBUG_PREFERRED || debug) { 4616 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4617 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4618 + "\n component=" + ppa.mComponent); 4619 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4620 } 4621 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4622 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4623 if (DEBUG_PREFERRED || debug) { 4624 Slog.v(TAG, "Found persistent preferred activity:"); 4625 if (ai != null) { 4626 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4627 } else { 4628 Slog.v(TAG, " null"); 4629 } 4630 } 4631 if (ai == null) { 4632 // This previously registered persistent preferred activity 4633 // component is no longer known. Ignore it and do NOT remove it. 4634 continue; 4635 } 4636 for (int j=0; j<N; j++) { 4637 final ResolveInfo ri = query.get(j); 4638 if (!ri.activityInfo.applicationInfo.packageName 4639 .equals(ai.applicationInfo.packageName)) { 4640 continue; 4641 } 4642 if (!ri.activityInfo.name.equals(ai.name)) { 4643 continue; 4644 } 4645 // Found a persistent preference that can handle the intent. 4646 if (DEBUG_PREFERRED || debug) { 4647 Slog.v(TAG, "Returning persistent preferred activity: " + 4648 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4649 } 4650 return ri; 4651 } 4652 } 4653 } 4654 return null; 4655 } 4656 4657 // TODO: handle preferred activities missing while user has amnesia 4658 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4659 List<ResolveInfo> query, int priority, boolean always, 4660 boolean removeMatches, boolean debug, int userId) { 4661 if (!sUserManager.exists(userId)) return null; 4662 flags = augmentFlagsForUser(flags, userId); 4663 // writer 4664 synchronized (mPackages) { 4665 if (intent.getSelector() != null) { 4666 intent = intent.getSelector(); 4667 } 4668 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4669 4670 // Try to find a matching persistent preferred activity. 4671 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4672 debug, userId); 4673 4674 // If a persistent preferred activity matched, use it. 4675 if (pri != null) { 4676 return pri; 4677 } 4678 4679 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4680 // Get the list of preferred activities that handle the intent 4681 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4682 List<PreferredActivity> prefs = pir != null 4683 ? pir.queryIntent(intent, resolvedType, 4684 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4685 : null; 4686 if (prefs != null && prefs.size() > 0) { 4687 boolean changed = false; 4688 try { 4689 // First figure out how good the original match set is. 4690 // We will only allow preferred activities that came 4691 // from the same match quality. 4692 int match = 0; 4693 4694 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4695 4696 final int N = query.size(); 4697 for (int j=0; j<N; j++) { 4698 final ResolveInfo ri = query.get(j); 4699 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4700 + ": 0x" + Integer.toHexString(match)); 4701 if (ri.match > match) { 4702 match = ri.match; 4703 } 4704 } 4705 4706 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4707 + Integer.toHexString(match)); 4708 4709 match &= IntentFilter.MATCH_CATEGORY_MASK; 4710 final int M = prefs.size(); 4711 for (int i=0; i<M; i++) { 4712 final PreferredActivity pa = prefs.get(i); 4713 if (DEBUG_PREFERRED || debug) { 4714 Slog.v(TAG, "Checking PreferredActivity ds=" 4715 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4716 + "\n component=" + pa.mPref.mComponent); 4717 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4718 } 4719 if (pa.mPref.mMatch != match) { 4720 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4721 + Integer.toHexString(pa.mPref.mMatch)); 4722 continue; 4723 } 4724 // If it's not an "always" type preferred activity and that's what we're 4725 // looking for, skip it. 4726 if (always && !pa.mPref.mAlways) { 4727 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4728 continue; 4729 } 4730 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4731 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4732 if (DEBUG_PREFERRED || debug) { 4733 Slog.v(TAG, "Found preferred activity:"); 4734 if (ai != null) { 4735 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4736 } else { 4737 Slog.v(TAG, " null"); 4738 } 4739 } 4740 if (ai == null) { 4741 // This previously registered preferred activity 4742 // component is no longer known. Most likely an update 4743 // to the app was installed and in the new version this 4744 // component no longer exists. Clean it up by removing 4745 // it from the preferred activities list, and skip it. 4746 Slog.w(TAG, "Removing dangling preferred activity: " 4747 + pa.mPref.mComponent); 4748 pir.removeFilter(pa); 4749 changed = true; 4750 continue; 4751 } 4752 for (int j=0; j<N; j++) { 4753 final ResolveInfo ri = query.get(j); 4754 if (!ri.activityInfo.applicationInfo.packageName 4755 .equals(ai.applicationInfo.packageName)) { 4756 continue; 4757 } 4758 if (!ri.activityInfo.name.equals(ai.name)) { 4759 continue; 4760 } 4761 4762 if (removeMatches) { 4763 pir.removeFilter(pa); 4764 changed = true; 4765 if (DEBUG_PREFERRED) { 4766 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4767 } 4768 break; 4769 } 4770 4771 // Okay we found a previously set preferred or last chosen app. 4772 // If the result set is different from when this 4773 // was created, we need to clear it and re-ask the 4774 // user their preference, if we're looking for an "always" type entry. 4775 if (always && !pa.mPref.sameSet(query)) { 4776 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4777 + intent + " type " + resolvedType); 4778 if (DEBUG_PREFERRED) { 4779 Slog.v(TAG, "Removing preferred activity since set changed " 4780 + pa.mPref.mComponent); 4781 } 4782 pir.removeFilter(pa); 4783 // Re-add the filter as a "last chosen" entry (!always) 4784 PreferredActivity lastChosen = new PreferredActivity( 4785 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4786 pir.addFilter(lastChosen); 4787 changed = true; 4788 return null; 4789 } 4790 4791 // Yay! Either the set matched or we're looking for the last chosen 4792 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4793 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4794 return ri; 4795 } 4796 } 4797 } finally { 4798 if (changed) { 4799 if (DEBUG_PREFERRED) { 4800 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4801 } 4802 scheduleWritePackageRestrictionsLocked(userId); 4803 } 4804 } 4805 } 4806 } 4807 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4808 return null; 4809 } 4810 4811 /* 4812 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4813 */ 4814 @Override 4815 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4816 int targetUserId) { 4817 mContext.enforceCallingOrSelfPermission( 4818 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4819 List<CrossProfileIntentFilter> matches = 4820 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4821 if (matches != null) { 4822 int size = matches.size(); 4823 for (int i = 0; i < size; i++) { 4824 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4825 } 4826 } 4827 if (hasWebURI(intent)) { 4828 // cross-profile app linking works only towards the parent. 4829 final UserInfo parent = getProfileParent(sourceUserId); 4830 synchronized(mPackages) { 4831 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4832 intent, resolvedType, 0, sourceUserId, parent.id); 4833 return xpDomainInfo != null; 4834 } 4835 } 4836 return false; 4837 } 4838 4839 private UserInfo getProfileParent(int userId) { 4840 final long identity = Binder.clearCallingIdentity(); 4841 try { 4842 return sUserManager.getProfileParent(userId); 4843 } finally { 4844 Binder.restoreCallingIdentity(identity); 4845 } 4846 } 4847 4848 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4849 String resolvedType, int userId) { 4850 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4851 if (resolver != null) { 4852 return resolver.queryIntent(intent, resolvedType, false, userId); 4853 } 4854 return null; 4855 } 4856 4857 @Override 4858 public List<ResolveInfo> queryIntentActivities(Intent intent, 4859 String resolvedType, int flags, int userId) { 4860 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4861 flags = augmentFlagsForUser(flags, userId); 4862 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4863 ComponentName comp = intent.getComponent(); 4864 if (comp == null) { 4865 if (intent.getSelector() != null) { 4866 intent = intent.getSelector(); 4867 comp = intent.getComponent(); 4868 } 4869 } 4870 4871 if (comp != null) { 4872 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4873 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4874 if (ai != null) { 4875 final ResolveInfo ri = new ResolveInfo(); 4876 ri.activityInfo = ai; 4877 list.add(ri); 4878 } 4879 return list; 4880 } 4881 4882 // reader 4883 synchronized (mPackages) { 4884 final String pkgName = intent.getPackage(); 4885 if (pkgName == null) { 4886 List<CrossProfileIntentFilter> matchingFilters = 4887 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4888 // Check for results that need to skip the current profile. 4889 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4890 resolvedType, flags, userId); 4891 if (xpResolveInfo != null) { 4892 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4893 result.add(xpResolveInfo); 4894 return filterIfNotSystemUser(result, userId); 4895 } 4896 4897 // Check for results in the current profile. 4898 List<ResolveInfo> result = mActivities.queryIntent( 4899 intent, resolvedType, flags, userId); 4900 result = filterIfNotSystemUser(result, userId); 4901 4902 // Check for cross profile results. 4903 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4904 xpResolveInfo = queryCrossProfileIntents( 4905 matchingFilters, intent, resolvedType, flags, userId, 4906 hasNonNegativePriorityResult); 4907 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4908 boolean isVisibleToUser = filterIfNotSystemUser( 4909 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4910 if (isVisibleToUser) { 4911 result.add(xpResolveInfo); 4912 Collections.sort(result, mResolvePrioritySorter); 4913 } 4914 } 4915 if (hasWebURI(intent)) { 4916 CrossProfileDomainInfo xpDomainInfo = null; 4917 final UserInfo parent = getProfileParent(userId); 4918 if (parent != null) { 4919 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4920 flags, userId, parent.id); 4921 } 4922 if (xpDomainInfo != null) { 4923 if (xpResolveInfo != null) { 4924 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4925 // in the result. 4926 result.remove(xpResolveInfo); 4927 } 4928 if (result.size() == 0) { 4929 result.add(xpDomainInfo.resolveInfo); 4930 return result; 4931 } 4932 } else if (result.size() <= 1) { 4933 return result; 4934 } 4935 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4936 xpDomainInfo, userId); 4937 Collections.sort(result, mResolvePrioritySorter); 4938 } 4939 return result; 4940 } 4941 final PackageParser.Package pkg = mPackages.get(pkgName); 4942 if (pkg != null) { 4943 return filterIfNotSystemUser( 4944 mActivities.queryIntentForPackage( 4945 intent, resolvedType, flags, pkg.activities, userId), 4946 userId); 4947 } 4948 return new ArrayList<ResolveInfo>(); 4949 } 4950 } 4951 4952 private static class CrossProfileDomainInfo { 4953 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4954 ResolveInfo resolveInfo; 4955 /* Best domain verification status of the activities found in the other profile */ 4956 int bestDomainVerificationStatus; 4957 } 4958 4959 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4960 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4961 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4962 sourceUserId)) { 4963 return null; 4964 } 4965 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4966 resolvedType, flags, parentUserId); 4967 4968 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4969 return null; 4970 } 4971 CrossProfileDomainInfo result = null; 4972 int size = resultTargetUser.size(); 4973 for (int i = 0; i < size; i++) { 4974 ResolveInfo riTargetUser = resultTargetUser.get(i); 4975 // Intent filter verification is only for filters that specify a host. So don't return 4976 // those that handle all web uris. 4977 if (riTargetUser.handleAllWebDataURI) { 4978 continue; 4979 } 4980 String packageName = riTargetUser.activityInfo.packageName; 4981 PackageSetting ps = mSettings.mPackages.get(packageName); 4982 if (ps == null) { 4983 continue; 4984 } 4985 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4986 int status = (int)(verificationState >> 32); 4987 if (result == null) { 4988 result = new CrossProfileDomainInfo(); 4989 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 4990 sourceUserId, parentUserId); 4991 result.bestDomainVerificationStatus = status; 4992 } else { 4993 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4994 result.bestDomainVerificationStatus); 4995 } 4996 } 4997 // Don't consider matches with status NEVER across profiles. 4998 if (result != null && result.bestDomainVerificationStatus 4999 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5000 return null; 5001 } 5002 return result; 5003 } 5004 5005 /** 5006 * Verification statuses are ordered from the worse to the best, except for 5007 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5008 */ 5009 private int bestDomainVerificationStatus(int status1, int status2) { 5010 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5011 return status2; 5012 } 5013 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5014 return status1; 5015 } 5016 return (int) MathUtils.max(status1, status2); 5017 } 5018 5019 private boolean isUserEnabled(int userId) { 5020 long callingId = Binder.clearCallingIdentity(); 5021 try { 5022 UserInfo userInfo = sUserManager.getUserInfo(userId); 5023 return userInfo != null && userInfo.isEnabled(); 5024 } finally { 5025 Binder.restoreCallingIdentity(callingId); 5026 } 5027 } 5028 5029 /** 5030 * Filter out activities with systemUserOnly flag set, when current user is not System. 5031 * 5032 * @return filtered list 5033 */ 5034 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5035 if (userId == UserHandle.USER_SYSTEM) { 5036 return resolveInfos; 5037 } 5038 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5039 ResolveInfo info = resolveInfos.get(i); 5040 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5041 resolveInfos.remove(i); 5042 } 5043 } 5044 return resolveInfos; 5045 } 5046 5047 /** 5048 * @param resolveInfos list of resolve infos in descending priority order 5049 * @return if the list contains a resolve info with non-negative priority 5050 */ 5051 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5052 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5053 } 5054 5055 private static boolean hasWebURI(Intent intent) { 5056 if (intent.getData() == null) { 5057 return false; 5058 } 5059 final String scheme = intent.getScheme(); 5060 if (TextUtils.isEmpty(scheme)) { 5061 return false; 5062 } 5063 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5064 } 5065 5066 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5067 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5068 int userId) { 5069 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5070 5071 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5072 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5073 candidates.size()); 5074 } 5075 5076 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5077 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5078 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5079 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5080 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5081 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5082 5083 synchronized (mPackages) { 5084 final int count = candidates.size(); 5085 // First, try to use linked apps. Partition the candidates into four lists: 5086 // one for the final results, one for the "do not use ever", one for "undefined status" 5087 // and finally one for "browser app type". 5088 for (int n=0; n<count; n++) { 5089 ResolveInfo info = candidates.get(n); 5090 String packageName = info.activityInfo.packageName; 5091 PackageSetting ps = mSettings.mPackages.get(packageName); 5092 if (ps != null) { 5093 // Add to the special match all list (Browser use case) 5094 if (info.handleAllWebDataURI) { 5095 matchAllList.add(info); 5096 continue; 5097 } 5098 // Try to get the status from User settings first 5099 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5100 int status = (int)(packedStatus >> 32); 5101 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5102 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5103 if (DEBUG_DOMAIN_VERIFICATION) { 5104 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5105 + " : linkgen=" + linkGeneration); 5106 } 5107 // Use link-enabled generation as preferredOrder, i.e. 5108 // prefer newly-enabled over earlier-enabled. 5109 info.preferredOrder = linkGeneration; 5110 alwaysList.add(info); 5111 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5112 if (DEBUG_DOMAIN_VERIFICATION) { 5113 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5114 } 5115 neverList.add(info); 5116 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5117 if (DEBUG_DOMAIN_VERIFICATION) { 5118 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5119 } 5120 alwaysAskList.add(info); 5121 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5122 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5123 if (DEBUG_DOMAIN_VERIFICATION) { 5124 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5125 } 5126 undefinedList.add(info); 5127 } 5128 } 5129 } 5130 5131 // We'll want to include browser possibilities in a few cases 5132 boolean includeBrowser = false; 5133 5134 // First try to add the "always" resolution(s) for the current user, if any 5135 if (alwaysList.size() > 0) { 5136 result.addAll(alwaysList); 5137 } else { 5138 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5139 result.addAll(undefinedList); 5140 // Maybe add one for the other profile. 5141 if (xpDomainInfo != null && ( 5142 xpDomainInfo.bestDomainVerificationStatus 5143 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5144 result.add(xpDomainInfo.resolveInfo); 5145 } 5146 includeBrowser = true; 5147 } 5148 5149 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5150 // If there were 'always' entries their preferred order has been set, so we also 5151 // back that off to make the alternatives equivalent 5152 if (alwaysAskList.size() > 0) { 5153 for (ResolveInfo i : result) { 5154 i.preferredOrder = 0; 5155 } 5156 result.addAll(alwaysAskList); 5157 includeBrowser = true; 5158 } 5159 5160 if (includeBrowser) { 5161 // Also add browsers (all of them or only the default one) 5162 if (DEBUG_DOMAIN_VERIFICATION) { 5163 Slog.v(TAG, " ...including browsers in candidate set"); 5164 } 5165 if ((matchFlags & MATCH_ALL) != 0) { 5166 result.addAll(matchAllList); 5167 } else { 5168 // Browser/generic handling case. If there's a default browser, go straight 5169 // to that (but only if there is no other higher-priority match). 5170 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5171 int maxMatchPrio = 0; 5172 ResolveInfo defaultBrowserMatch = null; 5173 final int numCandidates = matchAllList.size(); 5174 for (int n = 0; n < numCandidates; n++) { 5175 ResolveInfo info = matchAllList.get(n); 5176 // track the highest overall match priority... 5177 if (info.priority > maxMatchPrio) { 5178 maxMatchPrio = info.priority; 5179 } 5180 // ...and the highest-priority default browser match 5181 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5182 if (defaultBrowserMatch == null 5183 || (defaultBrowserMatch.priority < info.priority)) { 5184 if (debug) { 5185 Slog.v(TAG, "Considering default browser match " + info); 5186 } 5187 defaultBrowserMatch = info; 5188 } 5189 } 5190 } 5191 if (defaultBrowserMatch != null 5192 && defaultBrowserMatch.priority >= maxMatchPrio 5193 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5194 { 5195 if (debug) { 5196 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5197 } 5198 result.add(defaultBrowserMatch); 5199 } else { 5200 result.addAll(matchAllList); 5201 } 5202 } 5203 5204 // If there is nothing selected, add all candidates and remove the ones that the user 5205 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5206 if (result.size() == 0) { 5207 result.addAll(candidates); 5208 result.removeAll(neverList); 5209 } 5210 } 5211 } 5212 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5213 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5214 result.size()); 5215 for (ResolveInfo info : result) { 5216 Slog.v(TAG, " + " + info.activityInfo); 5217 } 5218 } 5219 return result; 5220 } 5221 5222 // Returns a packed value as a long: 5223 // 5224 // high 'int'-sized word: link status: undefined/ask/never/always. 5225 // low 'int'-sized word: relative priority among 'always' results. 5226 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5227 long result = ps.getDomainVerificationStatusForUser(userId); 5228 // if none available, get the master status 5229 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5230 if (ps.getIntentFilterVerificationInfo() != null) { 5231 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5232 } 5233 } 5234 return result; 5235 } 5236 5237 private ResolveInfo querySkipCurrentProfileIntents( 5238 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5239 int flags, int sourceUserId) { 5240 if (matchingFilters != null) { 5241 int size = matchingFilters.size(); 5242 for (int i = 0; i < size; i ++) { 5243 CrossProfileIntentFilter filter = matchingFilters.get(i); 5244 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5245 // Checking if there are activities in the target user that can handle the 5246 // intent. 5247 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5248 resolvedType, flags, sourceUserId); 5249 if (resolveInfo != null) { 5250 return resolveInfo; 5251 } 5252 } 5253 } 5254 } 5255 return null; 5256 } 5257 5258 // Return matching ResolveInfo in target user if any. 5259 private ResolveInfo queryCrossProfileIntents( 5260 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5261 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5262 if (matchingFilters != null) { 5263 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5264 // match the same intent. For performance reasons, it is better not to 5265 // run queryIntent twice for the same userId 5266 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5267 int size = matchingFilters.size(); 5268 for (int i = 0; i < size; i++) { 5269 CrossProfileIntentFilter filter = matchingFilters.get(i); 5270 int targetUserId = filter.getTargetUserId(); 5271 boolean skipCurrentProfile = 5272 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5273 boolean skipCurrentProfileIfNoMatchFound = 5274 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5275 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5276 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5277 // Checking if there are activities in the target user that can handle the 5278 // intent. 5279 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5280 resolvedType, flags, sourceUserId); 5281 if (resolveInfo != null) return resolveInfo; 5282 alreadyTriedUserIds.put(targetUserId, true); 5283 } 5284 } 5285 } 5286 return null; 5287 } 5288 5289 /** 5290 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5291 * will forward the intent to the filter's target user. 5292 * Otherwise, returns null. 5293 */ 5294 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5295 String resolvedType, int flags, int sourceUserId) { 5296 int targetUserId = filter.getTargetUserId(); 5297 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5298 resolvedType, flags, targetUserId); 5299 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5300 && isUserEnabled(targetUserId)) { 5301 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5302 } 5303 return null; 5304 } 5305 5306 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5307 int sourceUserId, int targetUserId) { 5308 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5309 long ident = Binder.clearCallingIdentity(); 5310 boolean targetIsProfile; 5311 try { 5312 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5313 } finally { 5314 Binder.restoreCallingIdentity(ident); 5315 } 5316 String className; 5317 if (targetIsProfile) { 5318 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5319 } else { 5320 className = FORWARD_INTENT_TO_PARENT; 5321 } 5322 ComponentName forwardingActivityComponentName = new ComponentName( 5323 mAndroidApplication.packageName, className); 5324 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5325 sourceUserId); 5326 if (!targetIsProfile) { 5327 forwardingActivityInfo.showUserIcon = targetUserId; 5328 forwardingResolveInfo.noResourceId = true; 5329 } 5330 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5331 forwardingResolveInfo.priority = 0; 5332 forwardingResolveInfo.preferredOrder = 0; 5333 forwardingResolveInfo.match = 0; 5334 forwardingResolveInfo.isDefault = true; 5335 forwardingResolveInfo.filter = filter; 5336 forwardingResolveInfo.targetUserId = targetUserId; 5337 return forwardingResolveInfo; 5338 } 5339 5340 @Override 5341 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5342 Intent[] specifics, String[] specificTypes, Intent intent, 5343 String resolvedType, int flags, int userId) { 5344 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5345 flags = augmentFlagsForUser(flags, userId); 5346 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5347 false, "query intent activity options"); 5348 final String resultsAction = intent.getAction(); 5349 5350 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5351 | PackageManager.GET_RESOLVED_FILTER, userId); 5352 5353 if (DEBUG_INTENT_MATCHING) { 5354 Log.v(TAG, "Query " + intent + ": " + results); 5355 } 5356 5357 int specificsPos = 0; 5358 int N; 5359 5360 // todo: note that the algorithm used here is O(N^2). This 5361 // isn't a problem in our current environment, but if we start running 5362 // into situations where we have more than 5 or 10 matches then this 5363 // should probably be changed to something smarter... 5364 5365 // First we go through and resolve each of the specific items 5366 // that were supplied, taking care of removing any corresponding 5367 // duplicate items in the generic resolve list. 5368 if (specifics != null) { 5369 for (int i=0; i<specifics.length; i++) { 5370 final Intent sintent = specifics[i]; 5371 if (sintent == null) { 5372 continue; 5373 } 5374 5375 if (DEBUG_INTENT_MATCHING) { 5376 Log.v(TAG, "Specific #" + i + ": " + sintent); 5377 } 5378 5379 String action = sintent.getAction(); 5380 if (resultsAction != null && resultsAction.equals(action)) { 5381 // If this action was explicitly requested, then don't 5382 // remove things that have it. 5383 action = null; 5384 } 5385 5386 ResolveInfo ri = null; 5387 ActivityInfo ai = null; 5388 5389 ComponentName comp = sintent.getComponent(); 5390 if (comp == null) { 5391 ri = resolveIntent( 5392 sintent, 5393 specificTypes != null ? specificTypes[i] : null, 5394 flags, userId); 5395 if (ri == null) { 5396 continue; 5397 } 5398 if (ri == mResolveInfo) { 5399 // ACK! Must do something better with this. 5400 } 5401 ai = ri.activityInfo; 5402 comp = new ComponentName(ai.applicationInfo.packageName, 5403 ai.name); 5404 } else { 5405 ai = getActivityInfo(comp, flags, userId); 5406 if (ai == null) { 5407 continue; 5408 } 5409 } 5410 5411 // Look for any generic query activities that are duplicates 5412 // of this specific one, and remove them from the results. 5413 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5414 N = results.size(); 5415 int j; 5416 for (j=specificsPos; j<N; j++) { 5417 ResolveInfo sri = results.get(j); 5418 if ((sri.activityInfo.name.equals(comp.getClassName()) 5419 && sri.activityInfo.applicationInfo.packageName.equals( 5420 comp.getPackageName())) 5421 || (action != null && sri.filter.matchAction(action))) { 5422 results.remove(j); 5423 if (DEBUG_INTENT_MATCHING) Log.v( 5424 TAG, "Removing duplicate item from " + j 5425 + " due to specific " + specificsPos); 5426 if (ri == null) { 5427 ri = sri; 5428 } 5429 j--; 5430 N--; 5431 } 5432 } 5433 5434 // Add this specific item to its proper place. 5435 if (ri == null) { 5436 ri = new ResolveInfo(); 5437 ri.activityInfo = ai; 5438 } 5439 results.add(specificsPos, ri); 5440 ri.specificIndex = i; 5441 specificsPos++; 5442 } 5443 } 5444 5445 // Now we go through the remaining generic results and remove any 5446 // duplicate actions that are found here. 5447 N = results.size(); 5448 for (int i=specificsPos; i<N-1; i++) { 5449 final ResolveInfo rii = results.get(i); 5450 if (rii.filter == null) { 5451 continue; 5452 } 5453 5454 // Iterate over all of the actions of this result's intent 5455 // filter... typically this should be just one. 5456 final Iterator<String> it = rii.filter.actionsIterator(); 5457 if (it == null) { 5458 continue; 5459 } 5460 while (it.hasNext()) { 5461 final String action = it.next(); 5462 if (resultsAction != null && resultsAction.equals(action)) { 5463 // If this action was explicitly requested, then don't 5464 // remove things that have it. 5465 continue; 5466 } 5467 for (int j=i+1; j<N; j++) { 5468 final ResolveInfo rij = results.get(j); 5469 if (rij.filter != null && rij.filter.hasAction(action)) { 5470 results.remove(j); 5471 if (DEBUG_INTENT_MATCHING) Log.v( 5472 TAG, "Removing duplicate item from " + j 5473 + " due to action " + action + " at " + i); 5474 j--; 5475 N--; 5476 } 5477 } 5478 } 5479 5480 // If the caller didn't request filter information, drop it now 5481 // so we don't have to marshall/unmarshall it. 5482 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5483 rii.filter = null; 5484 } 5485 } 5486 5487 // Filter out the caller activity if so requested. 5488 if (caller != null) { 5489 N = results.size(); 5490 for (int i=0; i<N; i++) { 5491 ActivityInfo ainfo = results.get(i).activityInfo; 5492 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5493 && caller.getClassName().equals(ainfo.name)) { 5494 results.remove(i); 5495 break; 5496 } 5497 } 5498 } 5499 5500 // If the caller didn't request filter information, 5501 // drop them now so we don't have to 5502 // marshall/unmarshall it. 5503 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5504 N = results.size(); 5505 for (int i=0; i<N; i++) { 5506 results.get(i).filter = null; 5507 } 5508 } 5509 5510 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5511 return results; 5512 } 5513 5514 @Override 5515 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5516 int userId) { 5517 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5518 flags = augmentFlagsForUser(flags, userId); 5519 ComponentName comp = intent.getComponent(); 5520 if (comp == null) { 5521 if (intent.getSelector() != null) { 5522 intent = intent.getSelector(); 5523 comp = intent.getComponent(); 5524 } 5525 } 5526 if (comp != null) { 5527 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5528 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5529 if (ai != null) { 5530 ResolveInfo ri = new ResolveInfo(); 5531 ri.activityInfo = ai; 5532 list.add(ri); 5533 } 5534 return list; 5535 } 5536 5537 // reader 5538 synchronized (mPackages) { 5539 String pkgName = intent.getPackage(); 5540 if (pkgName == null) { 5541 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5542 } 5543 final PackageParser.Package pkg = mPackages.get(pkgName); 5544 if (pkg != null) { 5545 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5546 userId); 5547 } 5548 return null; 5549 } 5550 } 5551 5552 @Override 5553 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5554 if (!sUserManager.exists(userId)) return null; 5555 flags = augmentFlagsForUser(flags, userId); 5556 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5557 if (query != null) { 5558 if (query.size() >= 1) { 5559 // If there is more than one service with the same priority, 5560 // just arbitrarily pick the first one. 5561 return query.get(0); 5562 } 5563 } 5564 return null; 5565 } 5566 5567 @Override 5568 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5569 int userId) { 5570 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5571 flags = augmentFlagsForUser(flags, userId); 5572 ComponentName comp = intent.getComponent(); 5573 if (comp == null) { 5574 if (intent.getSelector() != null) { 5575 intent = intent.getSelector(); 5576 comp = intent.getComponent(); 5577 } 5578 } 5579 if (comp != null) { 5580 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5581 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5582 if (si != null) { 5583 final ResolveInfo ri = new ResolveInfo(); 5584 ri.serviceInfo = si; 5585 list.add(ri); 5586 } 5587 return list; 5588 } 5589 5590 // reader 5591 synchronized (mPackages) { 5592 String pkgName = intent.getPackage(); 5593 if (pkgName == null) { 5594 return mServices.queryIntent(intent, resolvedType, flags, userId); 5595 } 5596 final PackageParser.Package pkg = mPackages.get(pkgName); 5597 if (pkg != null) { 5598 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5599 userId); 5600 } 5601 return null; 5602 } 5603 } 5604 5605 @Override 5606 public List<ResolveInfo> queryIntentContentProviders( 5607 Intent intent, String resolvedType, int flags, int userId) { 5608 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5609 flags = augmentFlagsForUser(flags, userId); 5610 ComponentName comp = intent.getComponent(); 5611 if (comp == null) { 5612 if (intent.getSelector() != null) { 5613 intent = intent.getSelector(); 5614 comp = intent.getComponent(); 5615 } 5616 } 5617 if (comp != null) { 5618 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5619 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5620 if (pi != null) { 5621 final ResolveInfo ri = new ResolveInfo(); 5622 ri.providerInfo = pi; 5623 list.add(ri); 5624 } 5625 return list; 5626 } 5627 5628 // reader 5629 synchronized (mPackages) { 5630 String pkgName = intent.getPackage(); 5631 if (pkgName == null) { 5632 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5633 } 5634 final PackageParser.Package pkg = mPackages.get(pkgName); 5635 if (pkg != null) { 5636 return mProviders.queryIntentForPackage( 5637 intent, resolvedType, flags, pkg.providers, userId); 5638 } 5639 return null; 5640 } 5641 } 5642 5643 @Override 5644 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5645 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5646 5647 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5648 5649 // writer 5650 synchronized (mPackages) { 5651 ArrayList<PackageInfo> list; 5652 if (listUninstalled) { 5653 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5654 for (PackageSetting ps : mSettings.mPackages.values()) { 5655 PackageInfo pi; 5656 if (ps.pkg != null) { 5657 pi = generatePackageInfo(ps.pkg, flags, userId); 5658 } else { 5659 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5660 } 5661 if (pi != null) { 5662 list.add(pi); 5663 } 5664 } 5665 } else { 5666 list = new ArrayList<PackageInfo>(mPackages.size()); 5667 for (PackageParser.Package p : mPackages.values()) { 5668 PackageInfo pi = generatePackageInfo(p, flags, userId); 5669 if (pi != null) { 5670 list.add(pi); 5671 } 5672 } 5673 } 5674 5675 return new ParceledListSlice<PackageInfo>(list); 5676 } 5677 } 5678 5679 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5680 String[] permissions, boolean[] tmp, int flags, int userId) { 5681 int numMatch = 0; 5682 final PermissionsState permissionsState = ps.getPermissionsState(); 5683 for (int i=0; i<permissions.length; i++) { 5684 final String permission = permissions[i]; 5685 if (permissionsState.hasPermission(permission, userId)) { 5686 tmp[i] = true; 5687 numMatch++; 5688 } else { 5689 tmp[i] = false; 5690 } 5691 } 5692 if (numMatch == 0) { 5693 return; 5694 } 5695 PackageInfo pi; 5696 if (ps.pkg != null) { 5697 pi = generatePackageInfo(ps.pkg, flags, userId); 5698 } else { 5699 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5700 } 5701 // The above might return null in cases of uninstalled apps or install-state 5702 // skew across users/profiles. 5703 if (pi != null) { 5704 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5705 if (numMatch == permissions.length) { 5706 pi.requestedPermissions = permissions; 5707 } else { 5708 pi.requestedPermissions = new String[numMatch]; 5709 numMatch = 0; 5710 for (int i=0; i<permissions.length; i++) { 5711 if (tmp[i]) { 5712 pi.requestedPermissions[numMatch] = permissions[i]; 5713 numMatch++; 5714 } 5715 } 5716 } 5717 } 5718 list.add(pi); 5719 } 5720 } 5721 5722 @Override 5723 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5724 String[] permissions, int flags, int userId) { 5725 if (!sUserManager.exists(userId)) return null; 5726 flags = augmentFlagsForUser(flags, userId); 5727 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5728 5729 // writer 5730 synchronized (mPackages) { 5731 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5732 boolean[] tmpBools = new boolean[permissions.length]; 5733 if (listUninstalled) { 5734 for (PackageSetting ps : mSettings.mPackages.values()) { 5735 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5736 } 5737 } else { 5738 for (PackageParser.Package pkg : mPackages.values()) { 5739 PackageSetting ps = (PackageSetting)pkg.mExtras; 5740 if (ps != null) { 5741 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5742 userId); 5743 } 5744 } 5745 } 5746 5747 return new ParceledListSlice<PackageInfo>(list); 5748 } 5749 } 5750 5751 @Override 5752 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5753 if (!sUserManager.exists(userId)) return null; 5754 flags = augmentFlagsForUser(flags, userId); 5755 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5756 5757 // writer 5758 synchronized (mPackages) { 5759 ArrayList<ApplicationInfo> list; 5760 if (listUninstalled) { 5761 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5762 for (PackageSetting ps : mSettings.mPackages.values()) { 5763 ApplicationInfo ai; 5764 if (ps.pkg != null) { 5765 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5766 ps.readUserState(userId), userId); 5767 } else { 5768 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5769 } 5770 if (ai != null) { 5771 list.add(ai); 5772 } 5773 } 5774 } else { 5775 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5776 for (PackageParser.Package p : mPackages.values()) { 5777 if (p.mExtras != null) { 5778 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5779 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5780 if (ai != null) { 5781 list.add(ai); 5782 } 5783 } 5784 } 5785 } 5786 5787 return new ParceledListSlice<ApplicationInfo>(list); 5788 } 5789 } 5790 5791 @Override 5792 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5793 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5794 "getEphemeralApplications"); 5795 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5796 "getEphemeralApplications"); 5797 synchronized (mPackages) { 5798 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5799 .getEphemeralApplicationsLPw(userId); 5800 if (ephemeralApps != null) { 5801 return new ParceledListSlice<>(ephemeralApps); 5802 } 5803 } 5804 return null; 5805 } 5806 5807 @Override 5808 public boolean isEphemeralApplication(String packageName, int userId) { 5809 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5810 "isEphemeral"); 5811 if (!isCallerSameApp(packageName)) { 5812 return false; 5813 } 5814 synchronized (mPackages) { 5815 PackageParser.Package pkg = mPackages.get(packageName); 5816 if (pkg != null) { 5817 return pkg.applicationInfo.isEphemeralApp(); 5818 } 5819 } 5820 return false; 5821 } 5822 5823 @Override 5824 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5825 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5826 "getCookie"); 5827 if (!isCallerSameApp(packageName)) { 5828 return null; 5829 } 5830 synchronized (mPackages) { 5831 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5832 packageName, userId); 5833 } 5834 } 5835 5836 @Override 5837 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5838 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5839 "setCookie"); 5840 if (!isCallerSameApp(packageName)) { 5841 return false; 5842 } 5843 synchronized (mPackages) { 5844 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5845 packageName, cookie, userId); 5846 } 5847 } 5848 5849 @Override 5850 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5851 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5852 "getEphemeralApplicationIcon"); 5853 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5854 "getEphemeralApplicationIcon"); 5855 synchronized (mPackages) { 5856 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5857 packageName, userId); 5858 } 5859 } 5860 5861 private boolean isCallerSameApp(String packageName) { 5862 PackageParser.Package pkg = mPackages.get(packageName); 5863 return pkg != null 5864 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 5865 } 5866 5867 public List<ApplicationInfo> getPersistentApplications(int flags) { 5868 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5869 5870 // reader 5871 synchronized (mPackages) { 5872 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5873 final int userId = UserHandle.getCallingUserId(); 5874 while (i.hasNext()) { 5875 final PackageParser.Package p = i.next(); 5876 if (p.applicationInfo != null 5877 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5878 && (!mSafeMode || isSystemApp(p))) { 5879 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5880 if (ps != null) { 5881 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5882 ps.readUserState(userId), userId); 5883 if (ai != null) { 5884 finalList.add(ai); 5885 } 5886 } 5887 } 5888 } 5889 } 5890 5891 return finalList; 5892 } 5893 5894 @Override 5895 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5896 if (!sUserManager.exists(userId)) return null; 5897 flags = augmentFlagsForUser(flags, userId); 5898 // reader 5899 synchronized (mPackages) { 5900 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5901 PackageSetting ps = provider != null 5902 ? mSettings.mPackages.get(provider.owner.packageName) 5903 : null; 5904 return ps != null 5905 && mSettings.isEnabledAndVisibleLPr(provider.info, flags, userId) 5906 && (!mSafeMode || (provider.info.applicationInfo.flags 5907 &ApplicationInfo.FLAG_SYSTEM) != 0) 5908 ? PackageParser.generateProviderInfo(provider, flags, 5909 ps.readUserState(userId), userId) 5910 : null; 5911 } 5912 } 5913 5914 /** 5915 * @deprecated 5916 */ 5917 @Deprecated 5918 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5919 // reader 5920 synchronized (mPackages) { 5921 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5922 .entrySet().iterator(); 5923 final int userId = UserHandle.getCallingUserId(); 5924 while (i.hasNext()) { 5925 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5926 PackageParser.Provider p = entry.getValue(); 5927 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5928 5929 if (ps != null && p.syncable 5930 && (!mSafeMode || (p.info.applicationInfo.flags 5931 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5932 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5933 ps.readUserState(userId), userId); 5934 if (info != null) { 5935 outNames.add(entry.getKey()); 5936 outInfo.add(info); 5937 } 5938 } 5939 } 5940 } 5941 } 5942 5943 @Override 5944 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5945 int uid, int flags) { 5946 final int userId = processName != null ? UserHandle.getUserId(uid) 5947 : UserHandle.getCallingUserId(); 5948 if (!sUserManager.exists(userId)) return null; 5949 flags = augmentFlagsForUser(flags, userId); 5950 5951 ArrayList<ProviderInfo> finalList = null; 5952 // reader 5953 synchronized (mPackages) { 5954 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5955 while (i.hasNext()) { 5956 final PackageParser.Provider p = i.next(); 5957 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5958 if (ps != null && p.info.authority != null 5959 && (processName == null 5960 || (p.info.processName.equals(processName) 5961 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5962 && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId) 5963 && (!mSafeMode 5964 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5965 if (finalList == null) { 5966 finalList = new ArrayList<ProviderInfo>(3); 5967 } 5968 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5969 ps.readUserState(userId), userId); 5970 if (info != null) { 5971 finalList.add(info); 5972 } 5973 } 5974 } 5975 } 5976 5977 if (finalList != null) { 5978 Collections.sort(finalList, mProviderInitOrderSorter); 5979 return new ParceledListSlice<ProviderInfo>(finalList); 5980 } 5981 5982 return null; 5983 } 5984 5985 @Override 5986 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5987 int flags) { 5988 // reader 5989 synchronized (mPackages) { 5990 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5991 return PackageParser.generateInstrumentationInfo(i, flags); 5992 } 5993 } 5994 5995 @Override 5996 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5997 int flags) { 5998 ArrayList<InstrumentationInfo> finalList = 5999 new ArrayList<InstrumentationInfo>(); 6000 6001 // reader 6002 synchronized (mPackages) { 6003 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6004 while (i.hasNext()) { 6005 final PackageParser.Instrumentation p = i.next(); 6006 if (targetPackage == null 6007 || targetPackage.equals(p.info.targetPackage)) { 6008 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6009 flags); 6010 if (ii != null) { 6011 finalList.add(ii); 6012 } 6013 } 6014 } 6015 } 6016 6017 return finalList; 6018 } 6019 6020 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6021 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6022 if (overlays == null) { 6023 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6024 return; 6025 } 6026 for (PackageParser.Package opkg : overlays.values()) { 6027 // Not much to do if idmap fails: we already logged the error 6028 // and we certainly don't want to abort installation of pkg simply 6029 // because an overlay didn't fit properly. For these reasons, 6030 // ignore the return value of createIdmapForPackagePairLI. 6031 createIdmapForPackagePairLI(pkg, opkg); 6032 } 6033 } 6034 6035 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6036 PackageParser.Package opkg) { 6037 if (!opkg.mTrustedOverlay) { 6038 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6039 opkg.baseCodePath + ": overlay not trusted"); 6040 return false; 6041 } 6042 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6043 if (overlaySet == null) { 6044 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6045 opkg.baseCodePath + " but target package has no known overlays"); 6046 return false; 6047 } 6048 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6049 // TODO: generate idmap for split APKs 6050 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 6051 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6052 + opkg.baseCodePath); 6053 return false; 6054 } 6055 PackageParser.Package[] overlayArray = 6056 overlaySet.values().toArray(new PackageParser.Package[0]); 6057 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6058 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6059 return p1.mOverlayPriority - p2.mOverlayPriority; 6060 } 6061 }; 6062 Arrays.sort(overlayArray, cmp); 6063 6064 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6065 int i = 0; 6066 for (PackageParser.Package p : overlayArray) { 6067 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6068 } 6069 return true; 6070 } 6071 6072 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6073 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6074 try { 6075 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6076 } finally { 6077 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6078 } 6079 } 6080 6081 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6082 final File[] files = dir.listFiles(); 6083 if (ArrayUtils.isEmpty(files)) { 6084 Log.d(TAG, "No files in app dir " + dir); 6085 return; 6086 } 6087 6088 if (DEBUG_PACKAGE_SCANNING) { 6089 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6090 + " flags=0x" + Integer.toHexString(parseFlags)); 6091 } 6092 6093 for (File file : files) { 6094 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6095 && !PackageInstallerService.isStageName(file.getName()); 6096 if (!isPackage) { 6097 // Ignore entries which are not packages 6098 continue; 6099 } 6100 try { 6101 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6102 scanFlags, currentTime, null); 6103 } catch (PackageManagerException e) { 6104 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6105 6106 // Delete invalid userdata apps 6107 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6108 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6109 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6110 if (file.isDirectory()) { 6111 mInstaller.rmPackageDir(file.getAbsolutePath()); 6112 } else { 6113 file.delete(); 6114 } 6115 } 6116 } 6117 } 6118 } 6119 6120 private static File getSettingsProblemFile() { 6121 File dataDir = Environment.getDataDirectory(); 6122 File systemDir = new File(dataDir, "system"); 6123 File fname = new File(systemDir, "uiderrors.txt"); 6124 return fname; 6125 } 6126 6127 static void reportSettingsProblem(int priority, String msg) { 6128 logCriticalInfo(priority, msg); 6129 } 6130 6131 static void logCriticalInfo(int priority, String msg) { 6132 Slog.println(priority, TAG, msg); 6133 EventLogTags.writePmCriticalInfo(msg); 6134 try { 6135 File fname = getSettingsProblemFile(); 6136 FileOutputStream out = new FileOutputStream(fname, true); 6137 PrintWriter pw = new FastPrintWriter(out); 6138 SimpleDateFormat formatter = new SimpleDateFormat(); 6139 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6140 pw.println(dateString + ": " + msg); 6141 pw.close(); 6142 FileUtils.setPermissions( 6143 fname.toString(), 6144 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6145 -1, -1); 6146 } catch (java.io.IOException e) { 6147 } 6148 } 6149 6150 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6151 PackageParser.Package pkg, File srcFile, int parseFlags) 6152 throws PackageManagerException { 6153 if (ps != null 6154 && ps.codePath.equals(srcFile) 6155 && ps.timeStamp == srcFile.lastModified() 6156 && !isCompatSignatureUpdateNeeded(pkg) 6157 && !isRecoverSignatureUpdateNeeded(pkg)) { 6158 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6159 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6160 ArraySet<PublicKey> signingKs; 6161 synchronized (mPackages) { 6162 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6163 } 6164 if (ps.signatures.mSignatures != null 6165 && ps.signatures.mSignatures.length != 0 6166 && signingKs != null) { 6167 // Optimization: reuse the existing cached certificates 6168 // if the package appears to be unchanged. 6169 pkg.mSignatures = ps.signatures.mSignatures; 6170 pkg.mSigningKeys = signingKs; 6171 return; 6172 } 6173 6174 Slog.w(TAG, "PackageSetting for " + ps.name 6175 + " is missing signatures. Collecting certs again to recover them."); 6176 } else { 6177 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6178 } 6179 6180 try { 6181 pp.collectCertificates(pkg, parseFlags); 6182 pp.collectManifestDigest(pkg); 6183 } catch (PackageParserException e) { 6184 throw PackageManagerException.from(e); 6185 } 6186 } 6187 6188 /** 6189 * Traces a package scan. 6190 * @see #scanPackageLI(File, int, int, long, UserHandle) 6191 */ 6192 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6193 long currentTime, UserHandle user) throws PackageManagerException { 6194 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6195 try { 6196 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6197 } finally { 6198 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6199 } 6200 } 6201 6202 /** 6203 * Scans a package and returns the newly parsed package. 6204 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6205 */ 6206 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6207 long currentTime, UserHandle user) throws PackageManagerException { 6208 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6209 parseFlags |= mDefParseFlags; 6210 PackageParser pp = new PackageParser(); 6211 pp.setSeparateProcesses(mSeparateProcesses); 6212 pp.setOnlyCoreApps(mOnlyCore); 6213 pp.setDisplayMetrics(mMetrics); 6214 6215 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6216 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6217 } 6218 6219 final PackageParser.Package pkg; 6220 try { 6221 pkg = pp.parsePackage(scanFile, parseFlags); 6222 } catch (PackageParserException e) { 6223 throw PackageManagerException.from(e); 6224 } 6225 6226 PackageSetting ps = null; 6227 PackageSetting updatedPkg; 6228 // reader 6229 synchronized (mPackages) { 6230 // Look to see if we already know about this package. 6231 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6232 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6233 // This package has been renamed to its original name. Let's 6234 // use that. 6235 ps = mSettings.peekPackageLPr(oldName); 6236 } 6237 // If there was no original package, see one for the real package name. 6238 if (ps == null) { 6239 ps = mSettings.peekPackageLPr(pkg.packageName); 6240 } 6241 // Check to see if this package could be hiding/updating a system 6242 // package. Must look for it either under the original or real 6243 // package name depending on our state. 6244 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6245 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6246 } 6247 boolean updatedPkgBetter = false; 6248 // First check if this is a system package that may involve an update 6249 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6250 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6251 // it needs to drop FLAG_PRIVILEGED. 6252 if (locationIsPrivileged(scanFile)) { 6253 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6254 } else { 6255 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6256 } 6257 6258 if (ps != null && !ps.codePath.equals(scanFile)) { 6259 // The path has changed from what was last scanned... check the 6260 // version of the new path against what we have stored to determine 6261 // what to do. 6262 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6263 if (pkg.mVersionCode <= ps.versionCode) { 6264 // The system package has been updated and the code path does not match 6265 // Ignore entry. Skip it. 6266 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6267 + " ignored: updated version " + ps.versionCode 6268 + " better than this " + pkg.mVersionCode); 6269 if (!updatedPkg.codePath.equals(scanFile)) { 6270 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 6271 + ps.name + " changing from " + updatedPkg.codePathString 6272 + " to " + scanFile); 6273 updatedPkg.codePath = scanFile; 6274 updatedPkg.codePathString = scanFile.toString(); 6275 updatedPkg.resourcePath = scanFile; 6276 updatedPkg.resourcePathString = scanFile.toString(); 6277 } 6278 updatedPkg.pkg = pkg; 6279 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6280 "Package " + ps.name + " at " + scanFile 6281 + " ignored: updated version " + ps.versionCode 6282 + " better than this " + pkg.mVersionCode); 6283 } else { 6284 // The current app on the system partition is better than 6285 // what we have updated to on the data partition; switch 6286 // back to the system partition version. 6287 // At this point, its safely assumed that package installation for 6288 // apps in system partition will go through. If not there won't be a working 6289 // version of the app 6290 // writer 6291 synchronized (mPackages) { 6292 // Just remove the loaded entries from package lists. 6293 mPackages.remove(ps.name); 6294 } 6295 6296 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6297 + " reverting from " + ps.codePathString 6298 + ": new version " + pkg.mVersionCode 6299 + " better than installed " + ps.versionCode); 6300 6301 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6302 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6303 synchronized (mInstallLock) { 6304 args.cleanUpResourcesLI(); 6305 } 6306 synchronized (mPackages) { 6307 mSettings.enableSystemPackageLPw(ps.name); 6308 } 6309 updatedPkgBetter = true; 6310 } 6311 } 6312 } 6313 6314 if (updatedPkg != null) { 6315 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6316 // initially 6317 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6318 6319 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6320 // flag set initially 6321 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6322 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6323 } 6324 } 6325 6326 // Verify certificates against what was last scanned 6327 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6328 6329 /* 6330 * A new system app appeared, but we already had a non-system one of the 6331 * same name installed earlier. 6332 */ 6333 boolean shouldHideSystemApp = false; 6334 if (updatedPkg == null && ps != null 6335 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6336 /* 6337 * Check to make sure the signatures match first. If they don't, 6338 * wipe the installed application and its data. 6339 */ 6340 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6341 != PackageManager.SIGNATURE_MATCH) { 6342 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6343 + " signatures don't match existing userdata copy; removing"); 6344 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6345 ps = null; 6346 } else { 6347 /* 6348 * If the newly-added system app is an older version than the 6349 * already installed version, hide it. It will be scanned later 6350 * and re-added like an update. 6351 */ 6352 if (pkg.mVersionCode <= ps.versionCode) { 6353 shouldHideSystemApp = true; 6354 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6355 + " but new version " + pkg.mVersionCode + " better than installed " 6356 + ps.versionCode + "; hiding system"); 6357 } else { 6358 /* 6359 * The newly found system app is a newer version that the 6360 * one previously installed. Simply remove the 6361 * already-installed application and replace it with our own 6362 * while keeping the application data. 6363 */ 6364 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6365 + " reverting from " + ps.codePathString + ": new version " 6366 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6367 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6368 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6369 synchronized (mInstallLock) { 6370 args.cleanUpResourcesLI(); 6371 } 6372 } 6373 } 6374 } 6375 6376 // The apk is forward locked (not public) if its code and resources 6377 // are kept in different files. (except for app in either system or 6378 // vendor path). 6379 // TODO grab this value from PackageSettings 6380 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6381 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6382 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6383 } 6384 } 6385 6386 // TODO: extend to support forward-locked splits 6387 String resourcePath = null; 6388 String baseResourcePath = null; 6389 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6390 if (ps != null && ps.resourcePathString != null) { 6391 resourcePath = ps.resourcePathString; 6392 baseResourcePath = ps.resourcePathString; 6393 } else { 6394 // Should not happen at all. Just log an error. 6395 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 6396 } 6397 } else { 6398 resourcePath = pkg.codePath; 6399 baseResourcePath = pkg.baseCodePath; 6400 } 6401 6402 // Set application objects path explicitly. 6403 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6404 pkg.applicationInfo.setCodePath(pkg.codePath); 6405 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6406 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6407 pkg.applicationInfo.setResourcePath(resourcePath); 6408 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6409 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6410 6411 // Note that we invoke the following method only if we are about to unpack an application 6412 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6413 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6414 6415 /* 6416 * If the system app should be overridden by a previously installed 6417 * data, hide the system app now and let the /data/app scan pick it up 6418 * again. 6419 */ 6420 if (shouldHideSystemApp) { 6421 synchronized (mPackages) { 6422 mSettings.disableSystemPackageLPw(pkg.packageName); 6423 } 6424 } 6425 6426 return scannedPkg; 6427 } 6428 6429 private static String fixProcessName(String defProcessName, 6430 String processName, int uid) { 6431 if (processName == null) { 6432 return defProcessName; 6433 } 6434 return processName; 6435 } 6436 6437 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6438 throws PackageManagerException { 6439 if (pkgSetting.signatures.mSignatures != null) { 6440 // Already existing package. Make sure signatures match 6441 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6442 == PackageManager.SIGNATURE_MATCH; 6443 if (!match) { 6444 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6445 == PackageManager.SIGNATURE_MATCH; 6446 } 6447 if (!match) { 6448 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6449 == PackageManager.SIGNATURE_MATCH; 6450 } 6451 if (!match) { 6452 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6453 + pkg.packageName + " signatures do not match the " 6454 + "previously installed version; ignoring!"); 6455 } 6456 } 6457 6458 // Check for shared user signatures 6459 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6460 // Already existing package. Make sure signatures match 6461 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6462 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6463 if (!match) { 6464 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6465 == PackageManager.SIGNATURE_MATCH; 6466 } 6467 if (!match) { 6468 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6469 == PackageManager.SIGNATURE_MATCH; 6470 } 6471 if (!match) { 6472 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6473 "Package " + pkg.packageName 6474 + " has no signatures that match those in shared user " 6475 + pkgSetting.sharedUser.name + "; ignoring!"); 6476 } 6477 } 6478 } 6479 6480 /** 6481 * Enforces that only the system UID or root's UID can call a method exposed 6482 * via Binder. 6483 * 6484 * @param message used as message if SecurityException is thrown 6485 * @throws SecurityException if the caller is not system or root 6486 */ 6487 private static final void enforceSystemOrRoot(String message) { 6488 final int uid = Binder.getCallingUid(); 6489 if (uid != Process.SYSTEM_UID && uid != 0) { 6490 throw new SecurityException(message); 6491 } 6492 } 6493 6494 @Override 6495 public void performFstrimIfNeeded() { 6496 enforceSystemOrRoot("Only the system can request fstrim"); 6497 6498 // Before everything else, see whether we need to fstrim. 6499 try { 6500 IMountService ms = PackageHelper.getMountService(); 6501 if (ms != null) { 6502 final boolean isUpgrade = isUpgrade(); 6503 boolean doTrim = isUpgrade; 6504 if (doTrim) { 6505 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6506 } else { 6507 final long interval = android.provider.Settings.Global.getLong( 6508 mContext.getContentResolver(), 6509 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6510 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6511 if (interval > 0) { 6512 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6513 if (timeSinceLast > interval) { 6514 doTrim = true; 6515 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6516 + "; running immediately"); 6517 } 6518 } 6519 } 6520 if (doTrim) { 6521 if (!isFirstBoot()) { 6522 try { 6523 ActivityManagerNative.getDefault().showBootMessage( 6524 mContext.getResources().getString( 6525 R.string.android_upgrading_fstrim), true); 6526 } catch (RemoteException e) { 6527 } 6528 } 6529 ms.runMaintenance(); 6530 } 6531 } else { 6532 Slog.e(TAG, "Mount service unavailable!"); 6533 } 6534 } catch (RemoteException e) { 6535 // Can't happen; MountService is local 6536 } 6537 } 6538 6539 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6540 List<ResolveInfo> ris = null; 6541 try { 6542 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6543 intent, null, 0, userId); 6544 } catch (RemoteException e) { 6545 } 6546 ArraySet<String> pkgNames = new ArraySet<String>(); 6547 if (ris != null) { 6548 for (ResolveInfo ri : ris) { 6549 pkgNames.add(ri.activityInfo.packageName); 6550 } 6551 } 6552 return pkgNames; 6553 } 6554 6555 @Override 6556 public void notifyPackageUse(String packageName) { 6557 synchronized (mPackages) { 6558 PackageParser.Package p = mPackages.get(packageName); 6559 if (p == null) { 6560 return; 6561 } 6562 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6563 } 6564 } 6565 6566 @Override 6567 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6568 return performDexOptTraced(packageName, instructionSet); 6569 } 6570 6571 public boolean performDexOpt(String packageName, String instructionSet) { 6572 return performDexOptTraced(packageName, instructionSet); 6573 } 6574 6575 private boolean performDexOptTraced(String packageName, String instructionSet) { 6576 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6577 try { 6578 return performDexOptInternal(packageName, instructionSet); 6579 } finally { 6580 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6581 } 6582 } 6583 6584 private boolean performDexOptInternal(String packageName, String instructionSet) { 6585 PackageParser.Package p; 6586 final String targetInstructionSet; 6587 synchronized (mPackages) { 6588 p = mPackages.get(packageName); 6589 if (p == null) { 6590 return false; 6591 } 6592 mPackageUsage.write(false); 6593 6594 targetInstructionSet = instructionSet != null ? instructionSet : 6595 getPrimaryInstructionSet(p.applicationInfo); 6596 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6597 return false; 6598 } 6599 } 6600 long callingId = Binder.clearCallingIdentity(); 6601 try { 6602 synchronized (mInstallLock) { 6603 final String[] instructionSets = new String[] { targetInstructionSet }; 6604 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6605 true /* inclDependencies */); 6606 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6607 } 6608 } finally { 6609 Binder.restoreCallingIdentity(callingId); 6610 } 6611 } 6612 6613 public ArraySet<String> getPackagesThatNeedDexOpt() { 6614 ArraySet<String> pkgs = null; 6615 synchronized (mPackages) { 6616 for (PackageParser.Package p : mPackages.values()) { 6617 if (DEBUG_DEXOPT) { 6618 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6619 } 6620 if (!p.mDexOptPerformed.isEmpty()) { 6621 continue; 6622 } 6623 if (pkgs == null) { 6624 pkgs = new ArraySet<String>(); 6625 } 6626 pkgs.add(p.packageName); 6627 } 6628 } 6629 return pkgs; 6630 } 6631 6632 public void shutdown() { 6633 mPackageUsage.write(true); 6634 } 6635 6636 @Override 6637 public void forceDexOpt(String packageName) { 6638 enforceSystemOrRoot("forceDexOpt"); 6639 6640 PackageParser.Package pkg; 6641 synchronized (mPackages) { 6642 pkg = mPackages.get(packageName); 6643 if (pkg == null) { 6644 throw new IllegalArgumentException("Missing package: " + packageName); 6645 } 6646 } 6647 6648 synchronized (mInstallLock) { 6649 final String[] instructionSets = new String[] { 6650 getPrimaryInstructionSet(pkg.applicationInfo) }; 6651 6652 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6653 6654 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6655 true /* inclDependencies */); 6656 6657 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6658 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6659 throw new IllegalStateException("Failed to dexopt: " + res); 6660 } 6661 } 6662 } 6663 6664 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6665 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6666 Slog.w(TAG, "Unable to update from " + oldPkg.name 6667 + " to " + newPkg.packageName 6668 + ": old package not in system partition"); 6669 return false; 6670 } else if (mPackages.get(oldPkg.name) != null) { 6671 Slog.w(TAG, "Unable to update from " + oldPkg.name 6672 + " to " + newPkg.packageName 6673 + ": old package still exists"); 6674 return false; 6675 } 6676 return true; 6677 } 6678 6679 private void createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) 6680 throws PackageManagerException { 6681 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6682 if (res != 0) { 6683 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6684 "Failed to install " + packageName + ": " + res); 6685 } 6686 6687 final int[] users = sUserManager.getUserIds(); 6688 for (int user : users) { 6689 if (user != 0) { 6690 res = mInstaller.createUserData(volumeUuid, packageName, 6691 UserHandle.getUid(user, uid), user, seinfo); 6692 if (res != 0) { 6693 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6694 "Failed to createUserData " + packageName + ": " + res); 6695 } 6696 } 6697 } 6698 } 6699 6700 private int removeDataDirsLI(String volumeUuid, String packageName) { 6701 int[] users = sUserManager.getUserIds(); 6702 int res = 0; 6703 for (int user : users) { 6704 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6705 if (resInner < 0) { 6706 res = resInner; 6707 } 6708 } 6709 6710 return res; 6711 } 6712 6713 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6714 int[] users = sUserManager.getUserIds(); 6715 int res = 0; 6716 for (int user : users) { 6717 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6718 if (resInner < 0) { 6719 res = resInner; 6720 } 6721 } 6722 return res; 6723 } 6724 6725 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6726 PackageParser.Package changingLib) { 6727 if (file.path != null) { 6728 usesLibraryFiles.add(file.path); 6729 return; 6730 } 6731 PackageParser.Package p = mPackages.get(file.apk); 6732 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6733 // If we are doing this while in the middle of updating a library apk, 6734 // then we need to make sure to use that new apk for determining the 6735 // dependencies here. (We haven't yet finished committing the new apk 6736 // to the package manager state.) 6737 if (p == null || p.packageName.equals(changingLib.packageName)) { 6738 p = changingLib; 6739 } 6740 } 6741 if (p != null) { 6742 usesLibraryFiles.addAll(p.getAllCodePaths()); 6743 } 6744 } 6745 6746 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6747 PackageParser.Package changingLib) throws PackageManagerException { 6748 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6749 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6750 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6751 for (int i=0; i<N; i++) { 6752 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6753 if (file == null) { 6754 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6755 "Package " + pkg.packageName + " requires unavailable shared library " 6756 + pkg.usesLibraries.get(i) + "; failing!"); 6757 } 6758 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6759 } 6760 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6761 for (int i=0; i<N; i++) { 6762 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6763 if (file == null) { 6764 Slog.w(TAG, "Package " + pkg.packageName 6765 + " desires unavailable shared library " 6766 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6767 } else { 6768 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6769 } 6770 } 6771 N = usesLibraryFiles.size(); 6772 if (N > 0) { 6773 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6774 } else { 6775 pkg.usesLibraryFiles = null; 6776 } 6777 } 6778 } 6779 6780 private static boolean hasString(List<String> list, List<String> which) { 6781 if (list == null) { 6782 return false; 6783 } 6784 for (int i=list.size()-1; i>=0; i--) { 6785 for (int j=which.size()-1; j>=0; j--) { 6786 if (which.get(j).equals(list.get(i))) { 6787 return true; 6788 } 6789 } 6790 } 6791 return false; 6792 } 6793 6794 private void updateAllSharedLibrariesLPw() { 6795 for (PackageParser.Package pkg : mPackages.values()) { 6796 try { 6797 updateSharedLibrariesLPw(pkg, null); 6798 } catch (PackageManagerException e) { 6799 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6800 } 6801 } 6802 } 6803 6804 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6805 PackageParser.Package changingPkg) { 6806 ArrayList<PackageParser.Package> res = null; 6807 for (PackageParser.Package pkg : mPackages.values()) { 6808 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6809 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6810 if (res == null) { 6811 res = new ArrayList<PackageParser.Package>(); 6812 } 6813 res.add(pkg); 6814 try { 6815 updateSharedLibrariesLPw(pkg, changingPkg); 6816 } catch (PackageManagerException e) { 6817 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6818 } 6819 } 6820 } 6821 return res; 6822 } 6823 6824 /** 6825 * Derive the value of the {@code cpuAbiOverride} based on the provided 6826 * value and an optional stored value from the package settings. 6827 */ 6828 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6829 String cpuAbiOverride = null; 6830 6831 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6832 cpuAbiOverride = null; 6833 } else if (abiOverride != null) { 6834 cpuAbiOverride = abiOverride; 6835 } else if (settings != null) { 6836 cpuAbiOverride = settings.cpuAbiOverrideString; 6837 } 6838 6839 return cpuAbiOverride; 6840 } 6841 6842 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6843 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6844 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6845 try { 6846 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6847 } finally { 6848 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6849 } 6850 } 6851 6852 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6853 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6854 boolean success = false; 6855 try { 6856 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6857 currentTime, user); 6858 success = true; 6859 return res; 6860 } finally { 6861 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6862 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6863 } 6864 } 6865 } 6866 6867 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6868 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6869 final File scanFile = new File(pkg.codePath); 6870 if (pkg.applicationInfo.getCodePath() == null || 6871 pkg.applicationInfo.getResourcePath() == null) { 6872 // Bail out. The resource and code paths haven't been set. 6873 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6874 "Code and resource paths haven't been set correctly"); 6875 } 6876 6877 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6878 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6879 } else { 6880 // Only allow system apps to be flagged as core apps. 6881 pkg.coreApp = false; 6882 } 6883 6884 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6885 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6886 } 6887 6888 if (mCustomResolverComponentName != null && 6889 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6890 setUpCustomResolverActivity(pkg); 6891 } 6892 6893 if (pkg.packageName.equals("android")) { 6894 synchronized (mPackages) { 6895 if (mAndroidApplication != null) { 6896 Slog.w(TAG, "*************************************************"); 6897 Slog.w(TAG, "Core android package being redefined. Skipping."); 6898 Slog.w(TAG, " file=" + scanFile); 6899 Slog.w(TAG, "*************************************************"); 6900 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6901 "Core android package being redefined. Skipping."); 6902 } 6903 6904 // Set up information for our fall-back user intent resolution activity. 6905 mPlatformPackage = pkg; 6906 pkg.mVersionCode = mSdkVersion; 6907 mAndroidApplication = pkg.applicationInfo; 6908 6909 if (!mResolverReplaced) { 6910 mResolveActivity.applicationInfo = mAndroidApplication; 6911 mResolveActivity.name = ResolverActivity.class.getName(); 6912 mResolveActivity.packageName = mAndroidApplication.packageName; 6913 mResolveActivity.processName = "system:ui"; 6914 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6915 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6916 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6917 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6918 mResolveActivity.exported = true; 6919 mResolveActivity.enabled = true; 6920 mResolveInfo.activityInfo = mResolveActivity; 6921 mResolveInfo.priority = 0; 6922 mResolveInfo.preferredOrder = 0; 6923 mResolveInfo.match = 0; 6924 mResolveComponentName = new ComponentName( 6925 mAndroidApplication.packageName, mResolveActivity.name); 6926 } 6927 } 6928 } 6929 6930 if (DEBUG_PACKAGE_SCANNING) { 6931 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6932 Log.d(TAG, "Scanning package " + pkg.packageName); 6933 } 6934 6935 if (mPackages.containsKey(pkg.packageName) 6936 || mSharedLibraries.containsKey(pkg.packageName)) { 6937 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6938 "Application package " + pkg.packageName 6939 + " already installed. Skipping duplicate."); 6940 } 6941 6942 // If we're only installing presumed-existing packages, require that the 6943 // scanned APK is both already known and at the path previously established 6944 // for it. Previously unknown packages we pick up normally, but if we have an 6945 // a priori expectation about this package's install presence, enforce it. 6946 // With a singular exception for new system packages. When an OTA contains 6947 // a new system package, we allow the codepath to change from a system location 6948 // to the user-installed location. If we don't allow this change, any newer, 6949 // user-installed version of the application will be ignored. 6950 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6951 if (mExpectingBetter.containsKey(pkg.packageName)) { 6952 logCriticalInfo(Log.WARN, 6953 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6954 } else { 6955 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6956 if (known != null) { 6957 if (DEBUG_PACKAGE_SCANNING) { 6958 Log.d(TAG, "Examining " + pkg.codePath 6959 + " and requiring known paths " + known.codePathString 6960 + " & " + known.resourcePathString); 6961 } 6962 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6963 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6964 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6965 "Application package " + pkg.packageName 6966 + " found at " + pkg.applicationInfo.getCodePath() 6967 + " but expected at " + known.codePathString + "; ignoring."); 6968 } 6969 } 6970 } 6971 } 6972 6973 // Initialize package source and resource directories 6974 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6975 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6976 6977 SharedUserSetting suid = null; 6978 PackageSetting pkgSetting = null; 6979 6980 if (!isSystemApp(pkg)) { 6981 // Only system apps can use these features. 6982 pkg.mOriginalPackages = null; 6983 pkg.mRealPackage = null; 6984 pkg.mAdoptPermissions = null; 6985 } 6986 6987 // writer 6988 synchronized (mPackages) { 6989 if (pkg.mSharedUserId != null) { 6990 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6991 if (suid == null) { 6992 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6993 "Creating application package " + pkg.packageName 6994 + " for shared user failed"); 6995 } 6996 if (DEBUG_PACKAGE_SCANNING) { 6997 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6998 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6999 + "): packages=" + suid.packages); 7000 } 7001 } 7002 7003 // Check if we are renaming from an original package name. 7004 PackageSetting origPackage = null; 7005 String realName = null; 7006 if (pkg.mOriginalPackages != null) { 7007 // This package may need to be renamed to a previously 7008 // installed name. Let's check on that... 7009 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7010 if (pkg.mOriginalPackages.contains(renamed)) { 7011 // This package had originally been installed as the 7012 // original name, and we have already taken care of 7013 // transitioning to the new one. Just update the new 7014 // one to continue using the old name. 7015 realName = pkg.mRealPackage; 7016 if (!pkg.packageName.equals(renamed)) { 7017 // Callers into this function may have already taken 7018 // care of renaming the package; only do it here if 7019 // it is not already done. 7020 pkg.setPackageName(renamed); 7021 } 7022 7023 } else { 7024 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7025 if ((origPackage = mSettings.peekPackageLPr( 7026 pkg.mOriginalPackages.get(i))) != null) { 7027 // We do have the package already installed under its 7028 // original name... should we use it? 7029 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7030 // New package is not compatible with original. 7031 origPackage = null; 7032 continue; 7033 } else if (origPackage.sharedUser != null) { 7034 // Make sure uid is compatible between packages. 7035 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7036 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7037 + " to " + pkg.packageName + ": old uid " 7038 + origPackage.sharedUser.name 7039 + " differs from " + pkg.mSharedUserId); 7040 origPackage = null; 7041 continue; 7042 } 7043 } else { 7044 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7045 + pkg.packageName + " to old name " + origPackage.name); 7046 } 7047 break; 7048 } 7049 } 7050 } 7051 } 7052 7053 if (mTransferedPackages.contains(pkg.packageName)) { 7054 Slog.w(TAG, "Package " + pkg.packageName 7055 + " was transferred to another, but its .apk remains"); 7056 } 7057 7058 // Just create the setting, don't add it yet. For already existing packages 7059 // the PkgSetting exists already and doesn't have to be created. 7060 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7061 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7062 pkg.applicationInfo.primaryCpuAbi, 7063 pkg.applicationInfo.secondaryCpuAbi, 7064 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7065 user, false); 7066 if (pkgSetting == null) { 7067 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7068 "Creating application package " + pkg.packageName + " failed"); 7069 } 7070 7071 if (pkgSetting.origPackage != null) { 7072 // If we are first transitioning from an original package, 7073 // fix up the new package's name now. We need to do this after 7074 // looking up the package under its new name, so getPackageLP 7075 // can take care of fiddling things correctly. 7076 pkg.setPackageName(origPackage.name); 7077 7078 // File a report about this. 7079 String msg = "New package " + pkgSetting.realName 7080 + " renamed to replace old package " + pkgSetting.name; 7081 reportSettingsProblem(Log.WARN, msg); 7082 7083 // Make a note of it. 7084 mTransferedPackages.add(origPackage.name); 7085 7086 // No longer need to retain this. 7087 pkgSetting.origPackage = null; 7088 } 7089 7090 if (realName != null) { 7091 // Make a note of it. 7092 mTransferedPackages.add(pkg.packageName); 7093 } 7094 7095 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7096 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7097 } 7098 7099 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7100 // Check all shared libraries and map to their actual file path. 7101 // We only do this here for apps not on a system dir, because those 7102 // are the only ones that can fail an install due to this. We 7103 // will take care of the system apps by updating all of their 7104 // library paths after the scan is done. 7105 updateSharedLibrariesLPw(pkg, null); 7106 } 7107 7108 if (mFoundPolicyFile) { 7109 SELinuxMMAC.assignSeinfoValue(pkg); 7110 } 7111 7112 pkg.applicationInfo.uid = pkgSetting.appId; 7113 pkg.mExtras = pkgSetting; 7114 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7115 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7116 // We just determined the app is signed correctly, so bring 7117 // over the latest parsed certs. 7118 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7119 } else { 7120 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7121 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7122 "Package " + pkg.packageName + " upgrade keys do not match the " 7123 + "previously installed version"); 7124 } else { 7125 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7126 String msg = "System package " + pkg.packageName 7127 + " signature changed; retaining data."; 7128 reportSettingsProblem(Log.WARN, msg); 7129 } 7130 } 7131 } else { 7132 try { 7133 verifySignaturesLP(pkgSetting, pkg); 7134 // We just determined the app is signed correctly, so bring 7135 // over the latest parsed certs. 7136 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7137 } catch (PackageManagerException e) { 7138 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7139 throw e; 7140 } 7141 // The signature has changed, but this package is in the system 7142 // image... let's recover! 7143 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7144 // However... if this package is part of a shared user, but it 7145 // doesn't match the signature of the shared user, let's fail. 7146 // What this means is that you can't change the signatures 7147 // associated with an overall shared user, which doesn't seem all 7148 // that unreasonable. 7149 if (pkgSetting.sharedUser != null) { 7150 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7151 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7152 throw new PackageManagerException( 7153 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7154 "Signature mismatch for shared user : " 7155 + pkgSetting.sharedUser); 7156 } 7157 } 7158 // File a report about this. 7159 String msg = "System package " + pkg.packageName 7160 + " signature changed; retaining data."; 7161 reportSettingsProblem(Log.WARN, msg); 7162 } 7163 } 7164 // Verify that this new package doesn't have any content providers 7165 // that conflict with existing packages. Only do this if the 7166 // package isn't already installed, since we don't want to break 7167 // things that are installed. 7168 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7169 final int N = pkg.providers.size(); 7170 int i; 7171 for (i=0; i<N; i++) { 7172 PackageParser.Provider p = pkg.providers.get(i); 7173 if (p.info.authority != null) { 7174 String names[] = p.info.authority.split(";"); 7175 for (int j = 0; j < names.length; j++) { 7176 if (mProvidersByAuthority.containsKey(names[j])) { 7177 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7178 final String otherPackageName = 7179 ((other != null && other.getComponentName() != null) ? 7180 other.getComponentName().getPackageName() : "?"); 7181 throw new PackageManagerException( 7182 INSTALL_FAILED_CONFLICTING_PROVIDER, 7183 "Can't install because provider name " + names[j] 7184 + " (in package " + pkg.applicationInfo.packageName 7185 + ") is already used by " + otherPackageName); 7186 } 7187 } 7188 } 7189 } 7190 } 7191 7192 if (pkg.mAdoptPermissions != null) { 7193 // This package wants to adopt ownership of permissions from 7194 // another package. 7195 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7196 final String origName = pkg.mAdoptPermissions.get(i); 7197 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7198 if (orig != null) { 7199 if (verifyPackageUpdateLPr(orig, pkg)) { 7200 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7201 + pkg.packageName); 7202 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7203 } 7204 } 7205 } 7206 } 7207 } 7208 7209 final String pkgName = pkg.packageName; 7210 7211 final long scanFileTime = scanFile.lastModified(); 7212 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7213 pkg.applicationInfo.processName = fixProcessName( 7214 pkg.applicationInfo.packageName, 7215 pkg.applicationInfo.processName, 7216 pkg.applicationInfo.uid); 7217 7218 if (pkg != mPlatformPackage) { 7219 // This is a normal package, need to make its data directory. 7220 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 7221 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 7222 7223 boolean uidError = false; 7224 if (dataPath.exists()) { 7225 int currentUid = 0; 7226 try { 7227 StructStat stat = Os.stat(dataPath.getPath()); 7228 currentUid = stat.st_uid; 7229 } catch (ErrnoException e) { 7230 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 7231 } 7232 7233 // If we have mismatched owners for the data path, we have a problem. 7234 if (currentUid != pkg.applicationInfo.uid) { 7235 boolean recovered = false; 7236 if (currentUid == 0) { 7237 // The directory somehow became owned by root. Wow. 7238 // This is probably because the system was stopped while 7239 // installd was in the middle of messing with its libs 7240 // directory. Ask installd to fix that. 7241 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 7242 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 7243 if (ret >= 0) { 7244 recovered = true; 7245 String msg = "Package " + pkg.packageName 7246 + " unexpectedly changed to uid 0; recovered to " + 7247 + pkg.applicationInfo.uid; 7248 reportSettingsProblem(Log.WARN, msg); 7249 } 7250 } 7251 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7252 || (scanFlags&SCAN_BOOTING) != 0)) { 7253 // If this is a system app, we can at least delete its 7254 // current data so the application will still work. 7255 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 7256 if (ret >= 0) { 7257 // TODO: Kill the processes first 7258 // Old data gone! 7259 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7260 ? "System package " : "Third party package "; 7261 String msg = prefix + pkg.packageName 7262 + " has changed from uid: " 7263 + currentUid + " to " 7264 + pkg.applicationInfo.uid + "; old data erased"; 7265 reportSettingsProblem(Log.WARN, msg); 7266 recovered = true; 7267 } 7268 if (!recovered) { 7269 mHasSystemUidErrors = true; 7270 } 7271 } else if (!recovered) { 7272 // If we allow this install to proceed, we will be broken. 7273 // Abort, abort! 7274 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7275 "scanPackageLI"); 7276 } 7277 if (!recovered) { 7278 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7279 + pkg.applicationInfo.uid + "/fs_" 7280 + currentUid; 7281 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7282 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7283 String msg = "Package " + pkg.packageName 7284 + " has mismatched uid: " 7285 + currentUid + " on disk, " 7286 + pkg.applicationInfo.uid + " in settings"; 7287 // writer 7288 synchronized (mPackages) { 7289 mSettings.mReadMessages.append(msg); 7290 mSettings.mReadMessages.append('\n'); 7291 uidError = true; 7292 if (!pkgSetting.uidError) { 7293 reportSettingsProblem(Log.ERROR, msg); 7294 } 7295 } 7296 } 7297 } 7298 7299 // Ensure that directories are prepared 7300 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7301 pkg.applicationInfo.seinfo); 7302 7303 if (mShouldRestoreconData) { 7304 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7305 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7306 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7307 } 7308 } else { 7309 if (DEBUG_PACKAGE_SCANNING) { 7310 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7311 Log.v(TAG, "Want this data dir: " + dataPath); 7312 } 7313 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7314 pkg.applicationInfo.seinfo); 7315 } 7316 7317 // Get all of our default paths setup 7318 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7319 7320 pkgSetting.uidError = uidError; 7321 } 7322 7323 final String path = scanFile.getPath(); 7324 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7325 7326 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7327 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7328 7329 // Some system apps still use directory structure for native libraries 7330 // in which case we might end up not detecting abi solely based on apk 7331 // structure. Try to detect abi based on directory structure. 7332 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7333 pkg.applicationInfo.primaryCpuAbi == null) { 7334 setBundledAppAbisAndRoots(pkg, pkgSetting); 7335 setNativeLibraryPaths(pkg); 7336 } 7337 7338 } else { 7339 if ((scanFlags & SCAN_MOVE) != 0) { 7340 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7341 // but we already have this packages package info in the PackageSetting. We just 7342 // use that and derive the native library path based on the new codepath. 7343 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7344 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7345 } 7346 7347 // Set native library paths again. For moves, the path will be updated based on the 7348 // ABIs we've determined above. For non-moves, the path will be updated based on the 7349 // ABIs we determined during compilation, but the path will depend on the final 7350 // package path (after the rename away from the stage path). 7351 setNativeLibraryPaths(pkg); 7352 } 7353 7354 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7355 final int[] userIds = sUserManager.getUserIds(); 7356 synchronized (mInstallLock) { 7357 // Make sure all user data directories are ready to roll; we're okay 7358 // if they already exist 7359 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7360 for (int userId : userIds) { 7361 if (userId != UserHandle.USER_SYSTEM) { 7362 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7363 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7364 pkg.applicationInfo.seinfo); 7365 } 7366 } 7367 } 7368 7369 // Create a native library symlink only if we have native libraries 7370 // and if the native libraries are 32 bit libraries. We do not provide 7371 // this symlink for 64 bit libraries. 7372 if (pkg.applicationInfo.primaryCpuAbi != null && 7373 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7374 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7375 try { 7376 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7377 for (int userId : userIds) { 7378 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7379 nativeLibPath, userId) < 0) { 7380 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7381 "Failed linking native library dir (user=" + userId + ")"); 7382 } 7383 } 7384 } finally { 7385 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7386 } 7387 } 7388 } 7389 7390 // This is a special case for the "system" package, where the ABI is 7391 // dictated by the zygote configuration (and init.rc). We should keep track 7392 // of this ABI so that we can deal with "normal" applications that run under 7393 // the same UID correctly. 7394 if (mPlatformPackage == pkg) { 7395 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7396 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7397 } 7398 7399 // If there's a mismatch between the abi-override in the package setting 7400 // and the abiOverride specified for the install. Warn about this because we 7401 // would've already compiled the app without taking the package setting into 7402 // account. 7403 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7404 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7405 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7406 " for package: " + pkg.packageName); 7407 } 7408 } 7409 7410 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7411 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7412 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7413 7414 // Copy the derived override back to the parsed package, so that we can 7415 // update the package settings accordingly. 7416 pkg.cpuAbiOverride = cpuAbiOverride; 7417 7418 if (DEBUG_ABI_SELECTION) { 7419 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7420 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7421 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7422 } 7423 7424 // Push the derived path down into PackageSettings so we know what to 7425 // clean up at uninstall time. 7426 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7427 7428 if (DEBUG_ABI_SELECTION) { 7429 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7430 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7431 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7432 } 7433 7434 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7435 // We don't do this here during boot because we can do it all 7436 // at once after scanning all existing packages. 7437 // 7438 // We also do this *before* we perform dexopt on this package, so that 7439 // we can avoid redundant dexopts, and also to make sure we've got the 7440 // code and package path correct. 7441 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7442 pkg, true /* boot complete */); 7443 } 7444 7445 if (mFactoryTest && pkg.requestedPermissions.contains( 7446 android.Manifest.permission.FACTORY_TEST)) { 7447 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7448 } 7449 7450 ArrayList<PackageParser.Package> clientLibPkgs = null; 7451 7452 // writer 7453 synchronized (mPackages) { 7454 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7455 // Only system apps can add new shared libraries. 7456 if (pkg.libraryNames != null) { 7457 for (int i=0; i<pkg.libraryNames.size(); i++) { 7458 String name = pkg.libraryNames.get(i); 7459 boolean allowed = false; 7460 if (pkg.isUpdatedSystemApp()) { 7461 // New library entries can only be added through the 7462 // system image. This is important to get rid of a lot 7463 // of nasty edge cases: for example if we allowed a non- 7464 // system update of the app to add a library, then uninstalling 7465 // the update would make the library go away, and assumptions 7466 // we made such as through app install filtering would now 7467 // have allowed apps on the device which aren't compatible 7468 // with it. Better to just have the restriction here, be 7469 // conservative, and create many fewer cases that can negatively 7470 // impact the user experience. 7471 final PackageSetting sysPs = mSettings 7472 .getDisabledSystemPkgLPr(pkg.packageName); 7473 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7474 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7475 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7476 allowed = true; 7477 break; 7478 } 7479 } 7480 } 7481 } else { 7482 allowed = true; 7483 } 7484 if (allowed) { 7485 if (!mSharedLibraries.containsKey(name)) { 7486 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7487 } else if (!name.equals(pkg.packageName)) { 7488 Slog.w(TAG, "Package " + pkg.packageName + " library " 7489 + name + " already exists; skipping"); 7490 } 7491 } else { 7492 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7493 + name + " that is not declared on system image; skipping"); 7494 } 7495 } 7496 if ((scanFlags & SCAN_BOOTING) == 0) { 7497 // If we are not booting, we need to update any applications 7498 // that are clients of our shared library. If we are booting, 7499 // this will all be done once the scan is complete. 7500 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7501 } 7502 } 7503 } 7504 } 7505 7506 // Request the ActivityManager to kill the process(only for existing packages) 7507 // so that we do not end up in a confused state while the user is still using the older 7508 // version of the application while the new one gets installed. 7509 if ((scanFlags & SCAN_REPLACING) != 0) { 7510 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7511 7512 killApplication(pkg.applicationInfo.packageName, 7513 pkg.applicationInfo.uid, "replace pkg"); 7514 7515 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7516 } 7517 7518 // Also need to kill any apps that are dependent on the library. 7519 if (clientLibPkgs != null) { 7520 for (int i=0; i<clientLibPkgs.size(); i++) { 7521 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7522 killApplication(clientPkg.applicationInfo.packageName, 7523 clientPkg.applicationInfo.uid, "update lib"); 7524 } 7525 } 7526 7527 // Make sure we're not adding any bogus keyset info 7528 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7529 ksms.assertScannedPackageValid(pkg); 7530 7531 // writer 7532 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7533 7534 boolean createIdmapFailed = false; 7535 synchronized (mPackages) { 7536 // We don't expect installation to fail beyond this point 7537 7538 // Add the new setting to mSettings 7539 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7540 // Add the new setting to mPackages 7541 mPackages.put(pkg.applicationInfo.packageName, pkg); 7542 // Make sure we don't accidentally delete its data. 7543 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7544 while (iter.hasNext()) { 7545 PackageCleanItem item = iter.next(); 7546 if (pkgName.equals(item.packageName)) { 7547 iter.remove(); 7548 } 7549 } 7550 7551 // Take care of first install / last update times. 7552 if (currentTime != 0) { 7553 if (pkgSetting.firstInstallTime == 0) { 7554 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7555 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7556 pkgSetting.lastUpdateTime = currentTime; 7557 } 7558 } else if (pkgSetting.firstInstallTime == 0) { 7559 // We need *something*. Take time time stamp of the file. 7560 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7561 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7562 if (scanFileTime != pkgSetting.timeStamp) { 7563 // A package on the system image has changed; consider this 7564 // to be an update. 7565 pkgSetting.lastUpdateTime = scanFileTime; 7566 } 7567 } 7568 7569 // Add the package's KeySets to the global KeySetManagerService 7570 ksms.addScannedPackageLPw(pkg); 7571 7572 int N = pkg.providers.size(); 7573 StringBuilder r = null; 7574 int i; 7575 for (i=0; i<N; i++) { 7576 PackageParser.Provider p = pkg.providers.get(i); 7577 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7578 p.info.processName, pkg.applicationInfo.uid); 7579 mProviders.addProvider(p); 7580 p.syncable = p.info.isSyncable; 7581 if (p.info.authority != null) { 7582 String names[] = p.info.authority.split(";"); 7583 p.info.authority = null; 7584 for (int j = 0; j < names.length; j++) { 7585 if (j == 1 && p.syncable) { 7586 // We only want the first authority for a provider to possibly be 7587 // syncable, so if we already added this provider using a different 7588 // authority clear the syncable flag. We copy the provider before 7589 // changing it because the mProviders object contains a reference 7590 // to a provider that we don't want to change. 7591 // Only do this for the second authority since the resulting provider 7592 // object can be the same for all future authorities for this provider. 7593 p = new PackageParser.Provider(p); 7594 p.syncable = false; 7595 } 7596 if (!mProvidersByAuthority.containsKey(names[j])) { 7597 mProvidersByAuthority.put(names[j], p); 7598 if (p.info.authority == null) { 7599 p.info.authority = names[j]; 7600 } else { 7601 p.info.authority = p.info.authority + ";" + names[j]; 7602 } 7603 if (DEBUG_PACKAGE_SCANNING) { 7604 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7605 Log.d(TAG, "Registered content provider: " + names[j] 7606 + ", className = " + p.info.name + ", isSyncable = " 7607 + p.info.isSyncable); 7608 } 7609 } else { 7610 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7611 Slog.w(TAG, "Skipping provider name " + names[j] + 7612 " (in package " + pkg.applicationInfo.packageName + 7613 "): name already used by " 7614 + ((other != null && other.getComponentName() != null) 7615 ? other.getComponentName().getPackageName() : "?")); 7616 } 7617 } 7618 } 7619 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7620 if (r == null) { 7621 r = new StringBuilder(256); 7622 } else { 7623 r.append(' '); 7624 } 7625 r.append(p.info.name); 7626 } 7627 } 7628 if (r != null) { 7629 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7630 } 7631 7632 N = pkg.services.size(); 7633 r = null; 7634 for (i=0; i<N; i++) { 7635 PackageParser.Service s = pkg.services.get(i); 7636 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7637 s.info.processName, pkg.applicationInfo.uid); 7638 mServices.addService(s); 7639 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7640 if (r == null) { 7641 r = new StringBuilder(256); 7642 } else { 7643 r.append(' '); 7644 } 7645 r.append(s.info.name); 7646 } 7647 } 7648 if (r != null) { 7649 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7650 } 7651 7652 N = pkg.receivers.size(); 7653 r = null; 7654 for (i=0; i<N; i++) { 7655 PackageParser.Activity a = pkg.receivers.get(i); 7656 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7657 a.info.processName, pkg.applicationInfo.uid); 7658 mReceivers.addActivity(a, "receiver"); 7659 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7660 if (r == null) { 7661 r = new StringBuilder(256); 7662 } else { 7663 r.append(' '); 7664 } 7665 r.append(a.info.name); 7666 } 7667 } 7668 if (r != null) { 7669 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7670 } 7671 7672 N = pkg.activities.size(); 7673 r = null; 7674 for (i=0; i<N; i++) { 7675 PackageParser.Activity a = pkg.activities.get(i); 7676 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7677 a.info.processName, pkg.applicationInfo.uid); 7678 mActivities.addActivity(a, "activity"); 7679 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7680 if (r == null) { 7681 r = new StringBuilder(256); 7682 } else { 7683 r.append(' '); 7684 } 7685 r.append(a.info.name); 7686 } 7687 } 7688 if (r != null) { 7689 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7690 } 7691 7692 N = pkg.permissionGroups.size(); 7693 r = null; 7694 for (i=0; i<N; i++) { 7695 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7696 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7697 if (cur == null) { 7698 mPermissionGroups.put(pg.info.name, pg); 7699 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7700 if (r == null) { 7701 r = new StringBuilder(256); 7702 } else { 7703 r.append(' '); 7704 } 7705 r.append(pg.info.name); 7706 } 7707 } else { 7708 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7709 + pg.info.packageName + " ignored: original from " 7710 + cur.info.packageName); 7711 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7712 if (r == null) { 7713 r = new StringBuilder(256); 7714 } else { 7715 r.append(' '); 7716 } 7717 r.append("DUP:"); 7718 r.append(pg.info.name); 7719 } 7720 } 7721 } 7722 if (r != null) { 7723 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7724 } 7725 7726 N = pkg.permissions.size(); 7727 r = null; 7728 for (i=0; i<N; i++) { 7729 PackageParser.Permission p = pkg.permissions.get(i); 7730 7731 // Assume by default that we did not install this permission into the system. 7732 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7733 7734 // Now that permission groups have a special meaning, we ignore permission 7735 // groups for legacy apps to prevent unexpected behavior. In particular, 7736 // permissions for one app being granted to someone just becuase they happen 7737 // to be in a group defined by another app (before this had no implications). 7738 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7739 p.group = mPermissionGroups.get(p.info.group); 7740 // Warn for a permission in an unknown group. 7741 if (p.info.group != null && p.group == null) { 7742 Slog.w(TAG, "Permission " + p.info.name + " from package " 7743 + p.info.packageName + " in an unknown group " + p.info.group); 7744 } 7745 } 7746 7747 ArrayMap<String, BasePermission> permissionMap = 7748 p.tree ? mSettings.mPermissionTrees 7749 : mSettings.mPermissions; 7750 BasePermission bp = permissionMap.get(p.info.name); 7751 7752 // Allow system apps to redefine non-system permissions 7753 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7754 final boolean currentOwnerIsSystem = (bp.perm != null 7755 && isSystemApp(bp.perm.owner)); 7756 if (isSystemApp(p.owner)) { 7757 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7758 // It's a built-in permission and no owner, take ownership now 7759 bp.packageSetting = pkgSetting; 7760 bp.perm = p; 7761 bp.uid = pkg.applicationInfo.uid; 7762 bp.sourcePackage = p.info.packageName; 7763 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7764 } else if (!currentOwnerIsSystem) { 7765 String msg = "New decl " + p.owner + " of permission " 7766 + p.info.name + " is system; overriding " + bp.sourcePackage; 7767 reportSettingsProblem(Log.WARN, msg); 7768 bp = null; 7769 } 7770 } 7771 } 7772 7773 if (bp == null) { 7774 bp = new BasePermission(p.info.name, p.info.packageName, 7775 BasePermission.TYPE_NORMAL); 7776 permissionMap.put(p.info.name, bp); 7777 } 7778 7779 if (bp.perm == null) { 7780 if (bp.sourcePackage == null 7781 || bp.sourcePackage.equals(p.info.packageName)) { 7782 BasePermission tree = findPermissionTreeLP(p.info.name); 7783 if (tree == null 7784 || tree.sourcePackage.equals(p.info.packageName)) { 7785 bp.packageSetting = pkgSetting; 7786 bp.perm = p; 7787 bp.uid = pkg.applicationInfo.uid; 7788 bp.sourcePackage = p.info.packageName; 7789 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7790 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7791 if (r == null) { 7792 r = new StringBuilder(256); 7793 } else { 7794 r.append(' '); 7795 } 7796 r.append(p.info.name); 7797 } 7798 } else { 7799 Slog.w(TAG, "Permission " + p.info.name + " from package " 7800 + p.info.packageName + " ignored: base tree " 7801 + tree.name + " is from package " 7802 + tree.sourcePackage); 7803 } 7804 } else { 7805 Slog.w(TAG, "Permission " + p.info.name + " from package " 7806 + p.info.packageName + " ignored: original from " 7807 + bp.sourcePackage); 7808 } 7809 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7810 if (r == null) { 7811 r = new StringBuilder(256); 7812 } else { 7813 r.append(' '); 7814 } 7815 r.append("DUP:"); 7816 r.append(p.info.name); 7817 } 7818 if (bp.perm == p) { 7819 bp.protectionLevel = p.info.protectionLevel; 7820 } 7821 } 7822 7823 if (r != null) { 7824 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7825 } 7826 7827 N = pkg.instrumentation.size(); 7828 r = null; 7829 for (i=0; i<N; i++) { 7830 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7831 a.info.packageName = pkg.applicationInfo.packageName; 7832 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7833 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7834 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7835 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7836 a.info.dataDir = pkg.applicationInfo.dataDir; 7837 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7838 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7839 7840 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7841 // need other information about the application, like the ABI and what not ? 7842 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7843 mInstrumentation.put(a.getComponentName(), a); 7844 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7845 if (r == null) { 7846 r = new StringBuilder(256); 7847 } else { 7848 r.append(' '); 7849 } 7850 r.append(a.info.name); 7851 } 7852 } 7853 if (r != null) { 7854 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7855 } 7856 7857 if (pkg.protectedBroadcasts != null) { 7858 N = pkg.protectedBroadcasts.size(); 7859 for (i=0; i<N; i++) { 7860 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7861 } 7862 } 7863 7864 pkgSetting.setTimeStamp(scanFileTime); 7865 7866 // Create idmap files for pairs of (packages, overlay packages). 7867 // Note: "android", ie framework-res.apk, is handled by native layers. 7868 if (pkg.mOverlayTarget != null) { 7869 // This is an overlay package. 7870 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7871 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7872 mOverlays.put(pkg.mOverlayTarget, 7873 new ArrayMap<String, PackageParser.Package>()); 7874 } 7875 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7876 map.put(pkg.packageName, pkg); 7877 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7878 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7879 createIdmapFailed = true; 7880 } 7881 } 7882 } else if (mOverlays.containsKey(pkg.packageName) && 7883 !pkg.packageName.equals("android")) { 7884 // This is a regular package, with one or more known overlay packages. 7885 createIdmapsForPackageLI(pkg); 7886 } 7887 } 7888 7889 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7890 7891 if (createIdmapFailed) { 7892 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7893 "scanPackageLI failed to createIdmap"); 7894 } 7895 return pkg; 7896 } 7897 7898 /** 7899 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7900 * is derived purely on the basis of the contents of {@code scanFile} and 7901 * {@code cpuAbiOverride}. 7902 * 7903 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7904 */ 7905 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7906 String cpuAbiOverride, boolean extractLibs) 7907 throws PackageManagerException { 7908 // TODO: We can probably be smarter about this stuff. For installed apps, 7909 // we can calculate this information at install time once and for all. For 7910 // system apps, we can probably assume that this information doesn't change 7911 // after the first boot scan. As things stand, we do lots of unnecessary work. 7912 7913 // Give ourselves some initial paths; we'll come back for another 7914 // pass once we've determined ABI below. 7915 setNativeLibraryPaths(pkg); 7916 7917 // We would never need to extract libs for forward-locked and external packages, 7918 // since the container service will do it for us. We shouldn't attempt to 7919 // extract libs from system app when it was not updated. 7920 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7921 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7922 extractLibs = false; 7923 } 7924 7925 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7926 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7927 7928 NativeLibraryHelper.Handle handle = null; 7929 try { 7930 handle = NativeLibraryHelper.Handle.create(pkg); 7931 // TODO(multiArch): This can be null for apps that didn't go through the 7932 // usual installation process. We can calculate it again, like we 7933 // do during install time. 7934 // 7935 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7936 // unnecessary. 7937 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7938 7939 // Null out the abis so that they can be recalculated. 7940 pkg.applicationInfo.primaryCpuAbi = null; 7941 pkg.applicationInfo.secondaryCpuAbi = null; 7942 if (isMultiArch(pkg.applicationInfo)) { 7943 // Warn if we've set an abiOverride for multi-lib packages.. 7944 // By definition, we need to copy both 32 and 64 bit libraries for 7945 // such packages. 7946 if (pkg.cpuAbiOverride != null 7947 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7948 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7949 } 7950 7951 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7952 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7953 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7954 if (extractLibs) { 7955 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7956 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7957 useIsaSpecificSubdirs); 7958 } else { 7959 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7960 } 7961 } 7962 7963 maybeThrowExceptionForMultiArchCopy( 7964 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7965 7966 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7967 if (extractLibs) { 7968 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7969 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7970 useIsaSpecificSubdirs); 7971 } else { 7972 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7973 } 7974 } 7975 7976 maybeThrowExceptionForMultiArchCopy( 7977 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7978 7979 if (abi64 >= 0) { 7980 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7981 } 7982 7983 if (abi32 >= 0) { 7984 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7985 if (abi64 >= 0) { 7986 pkg.applicationInfo.secondaryCpuAbi = abi; 7987 } else { 7988 pkg.applicationInfo.primaryCpuAbi = abi; 7989 } 7990 } 7991 } else { 7992 String[] abiList = (cpuAbiOverride != null) ? 7993 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7994 7995 // Enable gross and lame hacks for apps that are built with old 7996 // SDK tools. We must scan their APKs for renderscript bitcode and 7997 // not launch them if it's present. Don't bother checking on devices 7998 // that don't have 64 bit support. 7999 boolean needsRenderScriptOverride = false; 8000 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8001 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8002 abiList = Build.SUPPORTED_32_BIT_ABIS; 8003 needsRenderScriptOverride = true; 8004 } 8005 8006 final int copyRet; 8007 if (extractLibs) { 8008 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8009 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8010 } else { 8011 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8012 } 8013 8014 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8015 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8016 "Error unpackaging native libs for app, errorCode=" + copyRet); 8017 } 8018 8019 if (copyRet >= 0) { 8020 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8021 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8022 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8023 } else if (needsRenderScriptOverride) { 8024 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8025 } 8026 } 8027 } catch (IOException ioe) { 8028 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8029 } finally { 8030 IoUtils.closeQuietly(handle); 8031 } 8032 8033 // Now that we've calculated the ABIs and determined if it's an internal app, 8034 // we will go ahead and populate the nativeLibraryPath. 8035 setNativeLibraryPaths(pkg); 8036 } 8037 8038 /** 8039 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8040 * i.e, so that all packages can be run inside a single process if required. 8041 * 8042 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8043 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8044 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8045 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8046 * updating a package that belongs to a shared user. 8047 * 8048 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8049 * adds unnecessary complexity. 8050 */ 8051 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8052 PackageParser.Package scannedPackage, boolean bootComplete) { 8053 String requiredInstructionSet = null; 8054 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8055 requiredInstructionSet = VMRuntime.getInstructionSet( 8056 scannedPackage.applicationInfo.primaryCpuAbi); 8057 } 8058 8059 PackageSetting requirer = null; 8060 for (PackageSetting ps : packagesForUser) { 8061 // If packagesForUser contains scannedPackage, we skip it. This will happen 8062 // when scannedPackage is an update of an existing package. Without this check, 8063 // we will never be able to change the ABI of any package belonging to a shared 8064 // user, even if it's compatible with other packages. 8065 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8066 if (ps.primaryCpuAbiString == null) { 8067 continue; 8068 } 8069 8070 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8071 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8072 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8073 // this but there's not much we can do. 8074 String errorMessage = "Instruction set mismatch, " 8075 + ((requirer == null) ? "[caller]" : requirer) 8076 + " requires " + requiredInstructionSet + " whereas " + ps 8077 + " requires " + instructionSet; 8078 Slog.w(TAG, errorMessage); 8079 } 8080 8081 if (requiredInstructionSet == null) { 8082 requiredInstructionSet = instructionSet; 8083 requirer = ps; 8084 } 8085 } 8086 } 8087 8088 if (requiredInstructionSet != null) { 8089 String adjustedAbi; 8090 if (requirer != null) { 8091 // requirer != null implies that either scannedPackage was null or that scannedPackage 8092 // did not require an ABI, in which case we have to adjust scannedPackage to match 8093 // the ABI of the set (which is the same as requirer's ABI) 8094 adjustedAbi = requirer.primaryCpuAbiString; 8095 if (scannedPackage != null) { 8096 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8097 } 8098 } else { 8099 // requirer == null implies that we're updating all ABIs in the set to 8100 // match scannedPackage. 8101 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8102 } 8103 8104 for (PackageSetting ps : packagesForUser) { 8105 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8106 if (ps.primaryCpuAbiString != null) { 8107 continue; 8108 } 8109 8110 ps.primaryCpuAbiString = adjustedAbi; 8111 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8112 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8113 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 8114 mInstaller.rmdex(ps.codePathString, 8115 getDexCodeInstructionSet(getPreferredInstructionSet())); 8116 } 8117 } 8118 } 8119 } 8120 } 8121 8122 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8123 synchronized (mPackages) { 8124 mResolverReplaced = true; 8125 // Set up information for custom user intent resolution activity. 8126 mResolveActivity.applicationInfo = pkg.applicationInfo; 8127 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8128 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8129 mResolveActivity.processName = pkg.applicationInfo.packageName; 8130 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8131 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8132 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8133 mResolveActivity.theme = 0; 8134 mResolveActivity.exported = true; 8135 mResolveActivity.enabled = true; 8136 mResolveInfo.activityInfo = mResolveActivity; 8137 mResolveInfo.priority = 0; 8138 mResolveInfo.preferredOrder = 0; 8139 mResolveInfo.match = 0; 8140 mResolveComponentName = mCustomResolverComponentName; 8141 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8142 mResolveComponentName); 8143 } 8144 } 8145 8146 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8147 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8148 8149 // Set up information for ephemeral installer activity 8150 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8151 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8152 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8153 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8154 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8155 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8156 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8157 mEphemeralInstallerActivity.theme = 0; 8158 mEphemeralInstallerActivity.exported = true; 8159 mEphemeralInstallerActivity.enabled = true; 8160 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8161 mEphemeralInstallerInfo.priority = 0; 8162 mEphemeralInstallerInfo.preferredOrder = 0; 8163 mEphemeralInstallerInfo.match = 0; 8164 8165 if (DEBUG_EPHEMERAL) { 8166 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8167 } 8168 } 8169 8170 private static String calculateBundledApkRoot(final String codePathString) { 8171 final File codePath = new File(codePathString); 8172 final File codeRoot; 8173 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8174 codeRoot = Environment.getRootDirectory(); 8175 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8176 codeRoot = Environment.getOemDirectory(); 8177 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8178 codeRoot = Environment.getVendorDirectory(); 8179 } else { 8180 // Unrecognized code path; take its top real segment as the apk root: 8181 // e.g. /something/app/blah.apk => /something 8182 try { 8183 File f = codePath.getCanonicalFile(); 8184 File parent = f.getParentFile(); // non-null because codePath is a file 8185 File tmp; 8186 while ((tmp = parent.getParentFile()) != null) { 8187 f = parent; 8188 parent = tmp; 8189 } 8190 codeRoot = f; 8191 Slog.w(TAG, "Unrecognized code path " 8192 + codePath + " - using " + codeRoot); 8193 } catch (IOException e) { 8194 // Can't canonicalize the code path -- shenanigans? 8195 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8196 return Environment.getRootDirectory().getPath(); 8197 } 8198 } 8199 return codeRoot.getPath(); 8200 } 8201 8202 /** 8203 * Derive and set the location of native libraries for the given package, 8204 * which varies depending on where and how the package was installed. 8205 */ 8206 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8207 final ApplicationInfo info = pkg.applicationInfo; 8208 final String codePath = pkg.codePath; 8209 final File codeFile = new File(codePath); 8210 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8211 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8212 8213 info.nativeLibraryRootDir = null; 8214 info.nativeLibraryRootRequiresIsa = false; 8215 info.nativeLibraryDir = null; 8216 info.secondaryNativeLibraryDir = null; 8217 8218 if (isApkFile(codeFile)) { 8219 // Monolithic install 8220 if (bundledApp) { 8221 // If "/system/lib64/apkname" exists, assume that is the per-package 8222 // native library directory to use; otherwise use "/system/lib/apkname". 8223 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8224 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8225 getPrimaryInstructionSet(info)); 8226 8227 // This is a bundled system app so choose the path based on the ABI. 8228 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8229 // is just the default path. 8230 final String apkName = deriveCodePathName(codePath); 8231 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8232 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8233 apkName).getAbsolutePath(); 8234 8235 if (info.secondaryCpuAbi != null) { 8236 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8237 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8238 secondaryLibDir, apkName).getAbsolutePath(); 8239 } 8240 } else if (asecApp) { 8241 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8242 .getAbsolutePath(); 8243 } else { 8244 final String apkName = deriveCodePathName(codePath); 8245 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8246 .getAbsolutePath(); 8247 } 8248 8249 info.nativeLibraryRootRequiresIsa = false; 8250 info.nativeLibraryDir = info.nativeLibraryRootDir; 8251 } else { 8252 // Cluster install 8253 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8254 info.nativeLibraryRootRequiresIsa = true; 8255 8256 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8257 getPrimaryInstructionSet(info)).getAbsolutePath(); 8258 8259 if (info.secondaryCpuAbi != null) { 8260 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8261 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8262 } 8263 } 8264 } 8265 8266 /** 8267 * Calculate the abis and roots for a bundled app. These can uniquely 8268 * be determined from the contents of the system partition, i.e whether 8269 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8270 * of this information, and instead assume that the system was built 8271 * sensibly. 8272 */ 8273 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8274 PackageSetting pkgSetting) { 8275 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8276 8277 // If "/system/lib64/apkname" exists, assume that is the per-package 8278 // native library directory to use; otherwise use "/system/lib/apkname". 8279 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8280 setBundledAppAbi(pkg, apkRoot, apkName); 8281 // pkgSetting might be null during rescan following uninstall of updates 8282 // to a bundled app, so accommodate that possibility. The settings in 8283 // that case will be established later from the parsed package. 8284 // 8285 // If the settings aren't null, sync them up with what we've just derived. 8286 // note that apkRoot isn't stored in the package settings. 8287 if (pkgSetting != null) { 8288 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8289 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8290 } 8291 } 8292 8293 /** 8294 * Deduces the ABI of a bundled app and sets the relevant fields on the 8295 * parsed pkg object. 8296 * 8297 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8298 * under which system libraries are installed. 8299 * @param apkName the name of the installed package. 8300 */ 8301 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8302 final File codeFile = new File(pkg.codePath); 8303 8304 final boolean has64BitLibs; 8305 final boolean has32BitLibs; 8306 if (isApkFile(codeFile)) { 8307 // Monolithic install 8308 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8309 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8310 } else { 8311 // Cluster install 8312 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8313 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8314 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8315 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8316 has64BitLibs = (new File(rootDir, isa)).exists(); 8317 } else { 8318 has64BitLibs = false; 8319 } 8320 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8321 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8322 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8323 has32BitLibs = (new File(rootDir, isa)).exists(); 8324 } else { 8325 has32BitLibs = false; 8326 } 8327 } 8328 8329 if (has64BitLibs && !has32BitLibs) { 8330 // The package has 64 bit libs, but not 32 bit libs. Its primary 8331 // ABI should be 64 bit. We can safely assume here that the bundled 8332 // native libraries correspond to the most preferred ABI in the list. 8333 8334 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8335 pkg.applicationInfo.secondaryCpuAbi = null; 8336 } else if (has32BitLibs && !has64BitLibs) { 8337 // The package has 32 bit libs but not 64 bit libs. Its primary 8338 // ABI should be 32 bit. 8339 8340 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8341 pkg.applicationInfo.secondaryCpuAbi = null; 8342 } else if (has32BitLibs && has64BitLibs) { 8343 // The application has both 64 and 32 bit bundled libraries. We check 8344 // here that the app declares multiArch support, and warn if it doesn't. 8345 // 8346 // We will be lenient here and record both ABIs. The primary will be the 8347 // ABI that's higher on the list, i.e, a device that's configured to prefer 8348 // 64 bit apps will see a 64 bit primary ABI, 8349 8350 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8351 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8352 } 8353 8354 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8355 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8356 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8357 } else { 8358 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8359 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8360 } 8361 } else { 8362 pkg.applicationInfo.primaryCpuAbi = null; 8363 pkg.applicationInfo.secondaryCpuAbi = null; 8364 } 8365 } 8366 8367 private void killApplication(String pkgName, int appId, String reason) { 8368 // Request the ActivityManager to kill the process(only for existing packages) 8369 // so that we do not end up in a confused state while the user is still using the older 8370 // version of the application while the new one gets installed. 8371 IActivityManager am = ActivityManagerNative.getDefault(); 8372 if (am != null) { 8373 try { 8374 am.killApplicationWithAppId(pkgName, appId, reason); 8375 } catch (RemoteException e) { 8376 } 8377 } 8378 } 8379 8380 void removePackageLI(PackageSetting ps, boolean chatty) { 8381 if (DEBUG_INSTALL) { 8382 if (chatty) 8383 Log.d(TAG, "Removing package " + ps.name); 8384 } 8385 8386 // writer 8387 synchronized (mPackages) { 8388 mPackages.remove(ps.name); 8389 final PackageParser.Package pkg = ps.pkg; 8390 if (pkg != null) { 8391 cleanPackageDataStructuresLILPw(pkg, chatty); 8392 } 8393 } 8394 } 8395 8396 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8397 if (DEBUG_INSTALL) { 8398 if (chatty) 8399 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8400 } 8401 8402 // writer 8403 synchronized (mPackages) { 8404 mPackages.remove(pkg.applicationInfo.packageName); 8405 cleanPackageDataStructuresLILPw(pkg, chatty); 8406 } 8407 } 8408 8409 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8410 int N = pkg.providers.size(); 8411 StringBuilder r = null; 8412 int i; 8413 for (i=0; i<N; i++) { 8414 PackageParser.Provider p = pkg.providers.get(i); 8415 mProviders.removeProvider(p); 8416 if (p.info.authority == null) { 8417 8418 /* There was another ContentProvider with this authority when 8419 * this app was installed so this authority is null, 8420 * Ignore it as we don't have to unregister the provider. 8421 */ 8422 continue; 8423 } 8424 String names[] = p.info.authority.split(";"); 8425 for (int j = 0; j < names.length; j++) { 8426 if (mProvidersByAuthority.get(names[j]) == p) { 8427 mProvidersByAuthority.remove(names[j]); 8428 if (DEBUG_REMOVE) { 8429 if (chatty) 8430 Log.d(TAG, "Unregistered content provider: " + names[j] 8431 + ", className = " + p.info.name + ", isSyncable = " 8432 + p.info.isSyncable); 8433 } 8434 } 8435 } 8436 if (DEBUG_REMOVE && chatty) { 8437 if (r == null) { 8438 r = new StringBuilder(256); 8439 } else { 8440 r.append(' '); 8441 } 8442 r.append(p.info.name); 8443 } 8444 } 8445 if (r != null) { 8446 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8447 } 8448 8449 N = pkg.services.size(); 8450 r = null; 8451 for (i=0; i<N; i++) { 8452 PackageParser.Service s = pkg.services.get(i); 8453 mServices.removeService(s); 8454 if (chatty) { 8455 if (r == null) { 8456 r = new StringBuilder(256); 8457 } else { 8458 r.append(' '); 8459 } 8460 r.append(s.info.name); 8461 } 8462 } 8463 if (r != null) { 8464 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8465 } 8466 8467 N = pkg.receivers.size(); 8468 r = null; 8469 for (i=0; i<N; i++) { 8470 PackageParser.Activity a = pkg.receivers.get(i); 8471 mReceivers.removeActivity(a, "receiver"); 8472 if (DEBUG_REMOVE && chatty) { 8473 if (r == null) { 8474 r = new StringBuilder(256); 8475 } else { 8476 r.append(' '); 8477 } 8478 r.append(a.info.name); 8479 } 8480 } 8481 if (r != null) { 8482 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8483 } 8484 8485 N = pkg.activities.size(); 8486 r = null; 8487 for (i=0; i<N; i++) { 8488 PackageParser.Activity a = pkg.activities.get(i); 8489 mActivities.removeActivity(a, "activity"); 8490 if (DEBUG_REMOVE && chatty) { 8491 if (r == null) { 8492 r = new StringBuilder(256); 8493 } else { 8494 r.append(' '); 8495 } 8496 r.append(a.info.name); 8497 } 8498 } 8499 if (r != null) { 8500 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8501 } 8502 8503 N = pkg.permissions.size(); 8504 r = null; 8505 for (i=0; i<N; i++) { 8506 PackageParser.Permission p = pkg.permissions.get(i); 8507 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8508 if (bp == null) { 8509 bp = mSettings.mPermissionTrees.get(p.info.name); 8510 } 8511 if (bp != null && bp.perm == p) { 8512 bp.perm = null; 8513 if (DEBUG_REMOVE && chatty) { 8514 if (r == null) { 8515 r = new StringBuilder(256); 8516 } else { 8517 r.append(' '); 8518 } 8519 r.append(p.info.name); 8520 } 8521 } 8522 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8523 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8524 if (appOpPkgs != null) { 8525 appOpPkgs.remove(pkg.packageName); 8526 } 8527 } 8528 } 8529 if (r != null) { 8530 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8531 } 8532 8533 N = pkg.requestedPermissions.size(); 8534 r = null; 8535 for (i=0; i<N; i++) { 8536 String perm = pkg.requestedPermissions.get(i); 8537 BasePermission bp = mSettings.mPermissions.get(perm); 8538 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8539 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8540 if (appOpPkgs != null) { 8541 appOpPkgs.remove(pkg.packageName); 8542 if (appOpPkgs.isEmpty()) { 8543 mAppOpPermissionPackages.remove(perm); 8544 } 8545 } 8546 } 8547 } 8548 if (r != null) { 8549 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8550 } 8551 8552 N = pkg.instrumentation.size(); 8553 r = null; 8554 for (i=0; i<N; i++) { 8555 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8556 mInstrumentation.remove(a.getComponentName()); 8557 if (DEBUG_REMOVE && chatty) { 8558 if (r == null) { 8559 r = new StringBuilder(256); 8560 } else { 8561 r.append(' '); 8562 } 8563 r.append(a.info.name); 8564 } 8565 } 8566 if (r != null) { 8567 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8568 } 8569 8570 r = null; 8571 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8572 // Only system apps can hold shared libraries. 8573 if (pkg.libraryNames != null) { 8574 for (i=0; i<pkg.libraryNames.size(); i++) { 8575 String name = pkg.libraryNames.get(i); 8576 SharedLibraryEntry cur = mSharedLibraries.get(name); 8577 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8578 mSharedLibraries.remove(name); 8579 if (DEBUG_REMOVE && chatty) { 8580 if (r == null) { 8581 r = new StringBuilder(256); 8582 } else { 8583 r.append(' '); 8584 } 8585 r.append(name); 8586 } 8587 } 8588 } 8589 } 8590 } 8591 if (r != null) { 8592 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8593 } 8594 } 8595 8596 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8597 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8598 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8599 return true; 8600 } 8601 } 8602 return false; 8603 } 8604 8605 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8606 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8607 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8608 8609 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8610 int flags) { 8611 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8612 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8613 } 8614 8615 private void updatePermissionsLPw(String changingPkg, 8616 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8617 // Make sure there are no dangling permission trees. 8618 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8619 while (it.hasNext()) { 8620 final BasePermission bp = it.next(); 8621 if (bp.packageSetting == null) { 8622 // We may not yet have parsed the package, so just see if 8623 // we still know about its settings. 8624 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8625 } 8626 if (bp.packageSetting == null) { 8627 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8628 + " from package " + bp.sourcePackage); 8629 it.remove(); 8630 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8631 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8632 Slog.i(TAG, "Removing old permission tree: " + bp.name 8633 + " from package " + bp.sourcePackage); 8634 flags |= UPDATE_PERMISSIONS_ALL; 8635 it.remove(); 8636 } 8637 } 8638 } 8639 8640 // Make sure all dynamic permissions have been assigned to a package, 8641 // and make sure there are no dangling permissions. 8642 it = mSettings.mPermissions.values().iterator(); 8643 while (it.hasNext()) { 8644 final BasePermission bp = it.next(); 8645 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8646 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8647 + bp.name + " pkg=" + bp.sourcePackage 8648 + " info=" + bp.pendingInfo); 8649 if (bp.packageSetting == null && bp.pendingInfo != null) { 8650 final BasePermission tree = findPermissionTreeLP(bp.name); 8651 if (tree != null && tree.perm != null) { 8652 bp.packageSetting = tree.packageSetting; 8653 bp.perm = new PackageParser.Permission(tree.perm.owner, 8654 new PermissionInfo(bp.pendingInfo)); 8655 bp.perm.info.packageName = tree.perm.info.packageName; 8656 bp.perm.info.name = bp.name; 8657 bp.uid = tree.uid; 8658 } 8659 } 8660 } 8661 if (bp.packageSetting == null) { 8662 // We may not yet have parsed the package, so just see if 8663 // we still know about its settings. 8664 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8665 } 8666 if (bp.packageSetting == null) { 8667 Slog.w(TAG, "Removing dangling permission: " + bp.name 8668 + " from package " + bp.sourcePackage); 8669 it.remove(); 8670 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8671 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8672 Slog.i(TAG, "Removing old permission: " + bp.name 8673 + " from package " + bp.sourcePackage); 8674 flags |= UPDATE_PERMISSIONS_ALL; 8675 it.remove(); 8676 } 8677 } 8678 } 8679 8680 // Now update the permissions for all packages, in particular 8681 // replace the granted permissions of the system packages. 8682 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8683 for (PackageParser.Package pkg : mPackages.values()) { 8684 if (pkg != pkgInfo) { 8685 // Only replace for packages on requested volume 8686 final String volumeUuid = getVolumeUuidForPackage(pkg); 8687 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8688 && Objects.equals(replaceVolumeUuid, volumeUuid); 8689 grantPermissionsLPw(pkg, replace, changingPkg); 8690 } 8691 } 8692 } 8693 8694 if (pkgInfo != null) { 8695 // Only replace for packages on requested volume 8696 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8697 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8698 && Objects.equals(replaceVolumeUuid, volumeUuid); 8699 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8700 } 8701 } 8702 8703 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8704 String packageOfInterest) { 8705 // IMPORTANT: There are two types of permissions: install and runtime. 8706 // Install time permissions are granted when the app is installed to 8707 // all device users and users added in the future. Runtime permissions 8708 // are granted at runtime explicitly to specific users. Normal and signature 8709 // protected permissions are install time permissions. Dangerous permissions 8710 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8711 // otherwise they are runtime permissions. This function does not manage 8712 // runtime permissions except for the case an app targeting Lollipop MR1 8713 // being upgraded to target a newer SDK, in which case dangerous permissions 8714 // are transformed from install time to runtime ones. 8715 8716 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8717 if (ps == null) { 8718 return; 8719 } 8720 8721 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8722 8723 PermissionsState permissionsState = ps.getPermissionsState(); 8724 PermissionsState origPermissions = permissionsState; 8725 8726 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8727 8728 boolean runtimePermissionsRevoked = false; 8729 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8730 8731 boolean changedInstallPermission = false; 8732 8733 if (replace) { 8734 ps.installPermissionsFixed = false; 8735 if (!ps.isSharedUser()) { 8736 origPermissions = new PermissionsState(permissionsState); 8737 permissionsState.reset(); 8738 } else { 8739 // We need to know only about runtime permission changes since the 8740 // calling code always writes the install permissions state but 8741 // the runtime ones are written only if changed. The only cases of 8742 // changed runtime permissions here are promotion of an install to 8743 // runtime and revocation of a runtime from a shared user. 8744 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8745 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8746 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8747 runtimePermissionsRevoked = true; 8748 } 8749 } 8750 } 8751 8752 permissionsState.setGlobalGids(mGlobalGids); 8753 8754 final int N = pkg.requestedPermissions.size(); 8755 for (int i=0; i<N; i++) { 8756 final String name = pkg.requestedPermissions.get(i); 8757 final BasePermission bp = mSettings.mPermissions.get(name); 8758 8759 if (DEBUG_INSTALL) { 8760 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8761 } 8762 8763 if (bp == null || bp.packageSetting == null) { 8764 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8765 Slog.w(TAG, "Unknown permission " + name 8766 + " in package " + pkg.packageName); 8767 } 8768 continue; 8769 } 8770 8771 final String perm = bp.name; 8772 boolean allowedSig = false; 8773 int grant = GRANT_DENIED; 8774 8775 // Keep track of app op permissions. 8776 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8777 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8778 if (pkgs == null) { 8779 pkgs = new ArraySet<>(); 8780 mAppOpPermissionPackages.put(bp.name, pkgs); 8781 } 8782 pkgs.add(pkg.packageName); 8783 } 8784 8785 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8786 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8787 >= Build.VERSION_CODES.M; 8788 switch (level) { 8789 case PermissionInfo.PROTECTION_NORMAL: { 8790 // For all apps normal permissions are install time ones. 8791 grant = GRANT_INSTALL; 8792 } break; 8793 8794 case PermissionInfo.PROTECTION_DANGEROUS: { 8795 // If a permission review is required for legacy apps we represent 8796 // their permissions as always granted runtime ones since we need 8797 // to keep the review required permission flag per user while an 8798 // install permission's state is shared across all users. 8799 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8800 // For legacy apps dangerous permissions are install time ones. 8801 grant = GRANT_INSTALL; 8802 } else if (origPermissions.hasInstallPermission(bp.name)) { 8803 // For legacy apps that became modern, install becomes runtime. 8804 grant = GRANT_UPGRADE; 8805 } else if (mPromoteSystemApps 8806 && isSystemApp(ps) 8807 && mExistingSystemPackages.contains(ps.name)) { 8808 // For legacy system apps, install becomes runtime. 8809 // We cannot check hasInstallPermission() for system apps since those 8810 // permissions were granted implicitly and not persisted pre-M. 8811 grant = GRANT_UPGRADE; 8812 } else { 8813 // For modern apps keep runtime permissions unchanged. 8814 grant = GRANT_RUNTIME; 8815 } 8816 } break; 8817 8818 case PermissionInfo.PROTECTION_SIGNATURE: { 8819 // For all apps signature permissions are install time ones. 8820 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8821 if (allowedSig) { 8822 grant = GRANT_INSTALL; 8823 } 8824 } break; 8825 } 8826 8827 if (DEBUG_INSTALL) { 8828 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8829 } 8830 8831 if (grant != GRANT_DENIED) { 8832 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8833 // If this is an existing, non-system package, then 8834 // we can't add any new permissions to it. 8835 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8836 // Except... if this is a permission that was added 8837 // to the platform (note: need to only do this when 8838 // updating the platform). 8839 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8840 grant = GRANT_DENIED; 8841 } 8842 } 8843 } 8844 8845 switch (grant) { 8846 case GRANT_INSTALL: { 8847 // Revoke this as runtime permission to handle the case of 8848 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8849 for (int userId : UserManagerService.getInstance().getUserIds()) { 8850 if (origPermissions.getRuntimePermissionState( 8851 bp.name, userId) != null) { 8852 // Revoke the runtime permission and clear the flags. 8853 origPermissions.revokeRuntimePermission(bp, userId); 8854 origPermissions.updatePermissionFlags(bp, userId, 8855 PackageManager.MASK_PERMISSION_FLAGS, 0); 8856 // If we revoked a permission permission, we have to write. 8857 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8858 changedRuntimePermissionUserIds, userId); 8859 } 8860 } 8861 // Grant an install permission. 8862 if (permissionsState.grantInstallPermission(bp) != 8863 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8864 changedInstallPermission = true; 8865 } 8866 } break; 8867 8868 case GRANT_RUNTIME: { 8869 // Grant previously granted runtime permissions. 8870 for (int userId : UserManagerService.getInstance().getUserIds()) { 8871 PermissionState permissionState = origPermissions 8872 .getRuntimePermissionState(bp.name, userId); 8873 int flags = permissionState != null 8874 ? permissionState.getFlags() : 0; 8875 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8876 if (permissionsState.grantRuntimePermission(bp, userId) == 8877 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8878 // If we cannot put the permission as it was, we have to write. 8879 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8880 changedRuntimePermissionUserIds, userId); 8881 } 8882 // If the app supports runtime permissions no need for a review. 8883 if (Build.PERMISSIONS_REVIEW_REQUIRED 8884 && appSupportsRuntimePermissions 8885 && (flags & PackageManager 8886 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8887 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8888 // Since we changed the flags, we have to write. 8889 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8890 changedRuntimePermissionUserIds, userId); 8891 } 8892 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8893 && !appSupportsRuntimePermissions) { 8894 // For legacy apps that need a permission review, every new 8895 // runtime permission is granted but it is pending a review. 8896 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8897 permissionsState.grantRuntimePermission(bp, userId); 8898 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8899 // We changed the permission and flags, hence have to write. 8900 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8901 changedRuntimePermissionUserIds, userId); 8902 } 8903 } 8904 // Propagate the permission flags. 8905 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8906 } 8907 } break; 8908 8909 case GRANT_UPGRADE: { 8910 // Grant runtime permissions for a previously held install permission. 8911 PermissionState permissionState = origPermissions 8912 .getInstallPermissionState(bp.name); 8913 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8914 8915 if (origPermissions.revokeInstallPermission(bp) 8916 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8917 // We will be transferring the permission flags, so clear them. 8918 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8919 PackageManager.MASK_PERMISSION_FLAGS, 0); 8920 changedInstallPermission = true; 8921 } 8922 8923 // If the permission is not to be promoted to runtime we ignore it and 8924 // also its other flags as they are not applicable to install permissions. 8925 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8926 for (int userId : currentUserIds) { 8927 if (permissionsState.grantRuntimePermission(bp, userId) != 8928 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8929 // Transfer the permission flags. 8930 permissionsState.updatePermissionFlags(bp, userId, 8931 flags, flags); 8932 // If we granted the permission, we have to write. 8933 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8934 changedRuntimePermissionUserIds, userId); 8935 } 8936 } 8937 } 8938 } break; 8939 8940 default: { 8941 if (packageOfInterest == null 8942 || packageOfInterest.equals(pkg.packageName)) { 8943 Slog.w(TAG, "Not granting permission " + perm 8944 + " to package " + pkg.packageName 8945 + " because it was previously installed without"); 8946 } 8947 } break; 8948 } 8949 } else { 8950 if (permissionsState.revokeInstallPermission(bp) != 8951 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8952 // Also drop the permission flags. 8953 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8954 PackageManager.MASK_PERMISSION_FLAGS, 0); 8955 changedInstallPermission = true; 8956 Slog.i(TAG, "Un-granting permission " + perm 8957 + " from package " + pkg.packageName 8958 + " (protectionLevel=" + bp.protectionLevel 8959 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8960 + ")"); 8961 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8962 // Don't print warning for app op permissions, since it is fine for them 8963 // not to be granted, there is a UI for the user to decide. 8964 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8965 Slog.w(TAG, "Not granting permission " + perm 8966 + " to package " + pkg.packageName 8967 + " (protectionLevel=" + bp.protectionLevel 8968 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8969 + ")"); 8970 } 8971 } 8972 } 8973 } 8974 8975 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8976 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8977 // This is the first that we have heard about this package, so the 8978 // permissions we have now selected are fixed until explicitly 8979 // changed. 8980 ps.installPermissionsFixed = true; 8981 } 8982 8983 // Persist the runtime permissions state for users with changes. If permissions 8984 // were revoked because no app in the shared user declares them we have to 8985 // write synchronously to avoid losing runtime permissions state. 8986 for (int userId : changedRuntimePermissionUserIds) { 8987 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 8988 } 8989 8990 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8991 } 8992 8993 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8994 boolean allowed = false; 8995 final int NP = PackageParser.NEW_PERMISSIONS.length; 8996 for (int ip=0; ip<NP; ip++) { 8997 final PackageParser.NewPermissionInfo npi 8998 = PackageParser.NEW_PERMISSIONS[ip]; 8999 if (npi.name.equals(perm) 9000 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9001 allowed = true; 9002 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9003 + pkg.packageName); 9004 break; 9005 } 9006 } 9007 return allowed; 9008 } 9009 9010 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9011 BasePermission bp, PermissionsState origPermissions) { 9012 boolean allowed; 9013 allowed = (compareSignatures( 9014 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9015 == PackageManager.SIGNATURE_MATCH) 9016 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9017 == PackageManager.SIGNATURE_MATCH); 9018 if (!allowed && (bp.protectionLevel 9019 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9020 if (isSystemApp(pkg)) { 9021 // For updated system applications, a system permission 9022 // is granted only if it had been defined by the original application. 9023 if (pkg.isUpdatedSystemApp()) { 9024 final PackageSetting sysPs = mSettings 9025 .getDisabledSystemPkgLPr(pkg.packageName); 9026 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 9027 // If the original was granted this permission, we take 9028 // that grant decision as read and propagate it to the 9029 // update. 9030 if (sysPs.isPrivileged()) { 9031 allowed = true; 9032 } 9033 } else { 9034 // The system apk may have been updated with an older 9035 // version of the one on the data partition, but which 9036 // granted a new system permission that it didn't have 9037 // before. In this case we do want to allow the app to 9038 // now get the new permission if the ancestral apk is 9039 // privileged to get it. 9040 if (sysPs.pkg != null && sysPs.isPrivileged()) { 9041 for (int j=0; 9042 j<sysPs.pkg.requestedPermissions.size(); j++) { 9043 if (perm.equals( 9044 sysPs.pkg.requestedPermissions.get(j))) { 9045 allowed = true; 9046 break; 9047 } 9048 } 9049 } 9050 } 9051 } else { 9052 allowed = isPrivilegedApp(pkg); 9053 } 9054 } 9055 } 9056 if (!allowed) { 9057 if (!allowed && (bp.protectionLevel 9058 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9059 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9060 // If this was a previously normal/dangerous permission that got moved 9061 // to a system permission as part of the runtime permission redesign, then 9062 // we still want to blindly grant it to old apps. 9063 allowed = true; 9064 } 9065 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9066 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9067 // If this permission is to be granted to the system installer and 9068 // this app is an installer, then it gets the permission. 9069 allowed = true; 9070 } 9071 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9072 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9073 // If this permission is to be granted to the system verifier and 9074 // this app is a verifier, then it gets the permission. 9075 allowed = true; 9076 } 9077 if (!allowed && (bp.protectionLevel 9078 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9079 && isSystemApp(pkg)) { 9080 // Any pre-installed system app is allowed to get this permission. 9081 allowed = true; 9082 } 9083 if (!allowed && (bp.protectionLevel 9084 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9085 // For development permissions, a development permission 9086 // is granted only if it was already granted. 9087 allowed = origPermissions.hasInstallPermission(perm); 9088 } 9089 } 9090 return allowed; 9091 } 9092 9093 final class ActivityIntentResolver 9094 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9095 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9096 boolean defaultOnly, int userId) { 9097 if (!sUserManager.exists(userId)) return null; 9098 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9099 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9100 } 9101 9102 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9103 int userId) { 9104 if (!sUserManager.exists(userId)) return null; 9105 mFlags = flags; 9106 return super.queryIntent(intent, resolvedType, 9107 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9108 } 9109 9110 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9111 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9112 if (!sUserManager.exists(userId)) return null; 9113 if (packageActivities == null) { 9114 return null; 9115 } 9116 mFlags = flags; 9117 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9118 final int N = packageActivities.size(); 9119 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9120 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9121 9122 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9123 for (int i = 0; i < N; ++i) { 9124 intentFilters = packageActivities.get(i).intents; 9125 if (intentFilters != null && intentFilters.size() > 0) { 9126 PackageParser.ActivityIntentInfo[] array = 9127 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9128 intentFilters.toArray(array); 9129 listCut.add(array); 9130 } 9131 } 9132 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9133 } 9134 9135 public final void addActivity(PackageParser.Activity a, String type) { 9136 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9137 mActivities.put(a.getComponentName(), a); 9138 if (DEBUG_SHOW_INFO) 9139 Log.v( 9140 TAG, " " + type + " " + 9141 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9142 if (DEBUG_SHOW_INFO) 9143 Log.v(TAG, " Class=" + a.info.name); 9144 final int NI = a.intents.size(); 9145 for (int j=0; j<NI; j++) { 9146 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9147 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9148 intent.setPriority(0); 9149 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9150 + a.className + " with priority > 0, forcing to 0"); 9151 } 9152 if (DEBUG_SHOW_INFO) { 9153 Log.v(TAG, " IntentFilter:"); 9154 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9155 } 9156 if (!intent.debugCheck()) { 9157 Log.w(TAG, "==> For Activity " + a.info.name); 9158 } 9159 addFilter(intent); 9160 } 9161 } 9162 9163 public final void removeActivity(PackageParser.Activity a, String type) { 9164 mActivities.remove(a.getComponentName()); 9165 if (DEBUG_SHOW_INFO) { 9166 Log.v(TAG, " " + type + " " 9167 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9168 : a.info.name) + ":"); 9169 Log.v(TAG, " Class=" + a.info.name); 9170 } 9171 final int NI = a.intents.size(); 9172 for (int j=0; j<NI; j++) { 9173 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9174 if (DEBUG_SHOW_INFO) { 9175 Log.v(TAG, " IntentFilter:"); 9176 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9177 } 9178 removeFilter(intent); 9179 } 9180 } 9181 9182 @Override 9183 protected boolean allowFilterResult( 9184 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9185 ActivityInfo filterAi = filter.activity.info; 9186 for (int i=dest.size()-1; i>=0; i--) { 9187 ActivityInfo destAi = dest.get(i).activityInfo; 9188 if (destAi.name == filterAi.name 9189 && destAi.packageName == filterAi.packageName) { 9190 return false; 9191 } 9192 } 9193 return true; 9194 } 9195 9196 @Override 9197 protected ActivityIntentInfo[] newArray(int size) { 9198 return new ActivityIntentInfo[size]; 9199 } 9200 9201 @Override 9202 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9203 if (!sUserManager.exists(userId)) return true; 9204 PackageParser.Package p = filter.activity.owner; 9205 if (p != null) { 9206 PackageSetting ps = (PackageSetting)p.mExtras; 9207 if (ps != null) { 9208 // System apps are never considered stopped for purposes of 9209 // filtering, because there may be no way for the user to 9210 // actually re-launch them. 9211 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9212 && ps.getStopped(userId); 9213 } 9214 } 9215 return false; 9216 } 9217 9218 @Override 9219 protected boolean isPackageForFilter(String packageName, 9220 PackageParser.ActivityIntentInfo info) { 9221 return packageName.equals(info.activity.owner.packageName); 9222 } 9223 9224 @Override 9225 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9226 int match, int userId) { 9227 if (!sUserManager.exists(userId)) return null; 9228 if (!mSettings.isEnabledAndVisibleLPr(info.activity.info, mFlags, userId)) { 9229 return null; 9230 } 9231 final PackageParser.Activity activity = info.activity; 9232 if (mSafeMode && (activity.info.applicationInfo.flags 9233 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9234 return null; 9235 } 9236 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9237 if (ps == null) { 9238 return null; 9239 } 9240 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9241 ps.readUserState(userId), userId); 9242 if (ai == null) { 9243 return null; 9244 } 9245 final ResolveInfo res = new ResolveInfo(); 9246 res.activityInfo = ai; 9247 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9248 res.filter = info; 9249 } 9250 if (info != null) { 9251 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9252 } 9253 res.priority = info.getPriority(); 9254 res.preferredOrder = activity.owner.mPreferredOrder; 9255 //System.out.println("Result: " + res.activityInfo.className + 9256 // " = " + res.priority); 9257 res.match = match; 9258 res.isDefault = info.hasDefault; 9259 res.labelRes = info.labelRes; 9260 res.nonLocalizedLabel = info.nonLocalizedLabel; 9261 if (userNeedsBadging(userId)) { 9262 res.noResourceId = true; 9263 } else { 9264 res.icon = info.icon; 9265 } 9266 res.iconResourceId = info.icon; 9267 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9268 return res; 9269 } 9270 9271 @Override 9272 protected void sortResults(List<ResolveInfo> results) { 9273 Collections.sort(results, mResolvePrioritySorter); 9274 } 9275 9276 @Override 9277 protected void dumpFilter(PrintWriter out, String prefix, 9278 PackageParser.ActivityIntentInfo filter) { 9279 out.print(prefix); out.print( 9280 Integer.toHexString(System.identityHashCode(filter.activity))); 9281 out.print(' '); 9282 filter.activity.printComponentShortName(out); 9283 out.print(" filter "); 9284 out.println(Integer.toHexString(System.identityHashCode(filter))); 9285 } 9286 9287 @Override 9288 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9289 return filter.activity; 9290 } 9291 9292 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9293 PackageParser.Activity activity = (PackageParser.Activity)label; 9294 out.print(prefix); out.print( 9295 Integer.toHexString(System.identityHashCode(activity))); 9296 out.print(' '); 9297 activity.printComponentShortName(out); 9298 if (count > 1) { 9299 out.print(" ("); out.print(count); out.print(" filters)"); 9300 } 9301 out.println(); 9302 } 9303 9304// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9305// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9306// final List<ResolveInfo> retList = Lists.newArrayList(); 9307// while (i.hasNext()) { 9308// final ResolveInfo resolveInfo = i.next(); 9309// if (isEnabledLP(resolveInfo.activityInfo)) { 9310// retList.add(resolveInfo); 9311// } 9312// } 9313// return retList; 9314// } 9315 9316 // Keys are String (activity class name), values are Activity. 9317 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9318 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9319 private int mFlags; 9320 } 9321 9322 private final class ServiceIntentResolver 9323 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9324 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9325 boolean defaultOnly, int userId) { 9326 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9327 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9328 } 9329 9330 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9331 int userId) { 9332 if (!sUserManager.exists(userId)) return null; 9333 mFlags = flags; 9334 return super.queryIntent(intent, resolvedType, 9335 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9336 } 9337 9338 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9339 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9340 if (!sUserManager.exists(userId)) return null; 9341 if (packageServices == null) { 9342 return null; 9343 } 9344 mFlags = flags; 9345 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9346 final int N = packageServices.size(); 9347 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9348 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9349 9350 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9351 for (int i = 0; i < N; ++i) { 9352 intentFilters = packageServices.get(i).intents; 9353 if (intentFilters != null && intentFilters.size() > 0) { 9354 PackageParser.ServiceIntentInfo[] array = 9355 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9356 intentFilters.toArray(array); 9357 listCut.add(array); 9358 } 9359 } 9360 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9361 } 9362 9363 public final void addService(PackageParser.Service s) { 9364 mServices.put(s.getComponentName(), s); 9365 if (DEBUG_SHOW_INFO) { 9366 Log.v(TAG, " " 9367 + (s.info.nonLocalizedLabel != null 9368 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9369 Log.v(TAG, " Class=" + s.info.name); 9370 } 9371 final int NI = s.intents.size(); 9372 int j; 9373 for (j=0; j<NI; j++) { 9374 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9375 if (DEBUG_SHOW_INFO) { 9376 Log.v(TAG, " IntentFilter:"); 9377 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9378 } 9379 if (!intent.debugCheck()) { 9380 Log.w(TAG, "==> For Service " + s.info.name); 9381 } 9382 addFilter(intent); 9383 } 9384 } 9385 9386 public final void removeService(PackageParser.Service s) { 9387 mServices.remove(s.getComponentName()); 9388 if (DEBUG_SHOW_INFO) { 9389 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9390 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9391 Log.v(TAG, " Class=" + s.info.name); 9392 } 9393 final int NI = s.intents.size(); 9394 int j; 9395 for (j=0; j<NI; j++) { 9396 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9397 if (DEBUG_SHOW_INFO) { 9398 Log.v(TAG, " IntentFilter:"); 9399 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9400 } 9401 removeFilter(intent); 9402 } 9403 } 9404 9405 @Override 9406 protected boolean allowFilterResult( 9407 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9408 ServiceInfo filterSi = filter.service.info; 9409 for (int i=dest.size()-1; i>=0; i--) { 9410 ServiceInfo destAi = dest.get(i).serviceInfo; 9411 if (destAi.name == filterSi.name 9412 && destAi.packageName == filterSi.packageName) { 9413 return false; 9414 } 9415 } 9416 return true; 9417 } 9418 9419 @Override 9420 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9421 return new PackageParser.ServiceIntentInfo[size]; 9422 } 9423 9424 @Override 9425 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9426 if (!sUserManager.exists(userId)) return true; 9427 PackageParser.Package p = filter.service.owner; 9428 if (p != null) { 9429 PackageSetting ps = (PackageSetting)p.mExtras; 9430 if (ps != null) { 9431 // System apps are never considered stopped for purposes of 9432 // filtering, because there may be no way for the user to 9433 // actually re-launch them. 9434 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9435 && ps.getStopped(userId); 9436 } 9437 } 9438 return false; 9439 } 9440 9441 @Override 9442 protected boolean isPackageForFilter(String packageName, 9443 PackageParser.ServiceIntentInfo info) { 9444 return packageName.equals(info.service.owner.packageName); 9445 } 9446 9447 @Override 9448 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9449 int match, int userId) { 9450 if (!sUserManager.exists(userId)) return null; 9451 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9452 if (!mSettings.isEnabledAndVisibleLPr(info.service.info, mFlags, userId)) { 9453 return null; 9454 } 9455 final PackageParser.Service service = info.service; 9456 if (mSafeMode && (service.info.applicationInfo.flags 9457 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9458 return null; 9459 } 9460 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9461 if (ps == null) { 9462 return null; 9463 } 9464 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9465 ps.readUserState(userId), userId); 9466 if (si == null) { 9467 return null; 9468 } 9469 final ResolveInfo res = new ResolveInfo(); 9470 res.serviceInfo = si; 9471 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9472 res.filter = filter; 9473 } 9474 res.priority = info.getPriority(); 9475 res.preferredOrder = service.owner.mPreferredOrder; 9476 res.match = match; 9477 res.isDefault = info.hasDefault; 9478 res.labelRes = info.labelRes; 9479 res.nonLocalizedLabel = info.nonLocalizedLabel; 9480 res.icon = info.icon; 9481 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9482 return res; 9483 } 9484 9485 @Override 9486 protected void sortResults(List<ResolveInfo> results) { 9487 Collections.sort(results, mResolvePrioritySorter); 9488 } 9489 9490 @Override 9491 protected void dumpFilter(PrintWriter out, String prefix, 9492 PackageParser.ServiceIntentInfo filter) { 9493 out.print(prefix); out.print( 9494 Integer.toHexString(System.identityHashCode(filter.service))); 9495 out.print(' '); 9496 filter.service.printComponentShortName(out); 9497 out.print(" filter "); 9498 out.println(Integer.toHexString(System.identityHashCode(filter))); 9499 } 9500 9501 @Override 9502 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9503 return filter.service; 9504 } 9505 9506 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9507 PackageParser.Service service = (PackageParser.Service)label; 9508 out.print(prefix); out.print( 9509 Integer.toHexString(System.identityHashCode(service))); 9510 out.print(' '); 9511 service.printComponentShortName(out); 9512 if (count > 1) { 9513 out.print(" ("); out.print(count); out.print(" filters)"); 9514 } 9515 out.println(); 9516 } 9517 9518// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9519// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9520// final List<ResolveInfo> retList = Lists.newArrayList(); 9521// while (i.hasNext()) { 9522// final ResolveInfo resolveInfo = (ResolveInfo) i; 9523// if (isEnabledLP(resolveInfo.serviceInfo)) { 9524// retList.add(resolveInfo); 9525// } 9526// } 9527// return retList; 9528// } 9529 9530 // Keys are String (activity class name), values are Activity. 9531 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9532 = new ArrayMap<ComponentName, PackageParser.Service>(); 9533 private int mFlags; 9534 }; 9535 9536 private final class ProviderIntentResolver 9537 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9538 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9539 boolean defaultOnly, int userId) { 9540 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9541 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9542 } 9543 9544 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9545 int userId) { 9546 if (!sUserManager.exists(userId)) 9547 return null; 9548 mFlags = flags; 9549 return super.queryIntent(intent, resolvedType, 9550 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9551 } 9552 9553 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9554 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9555 if (!sUserManager.exists(userId)) 9556 return null; 9557 if (packageProviders == null) { 9558 return null; 9559 } 9560 mFlags = flags; 9561 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9562 final int N = packageProviders.size(); 9563 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9564 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9565 9566 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9567 for (int i = 0; i < N; ++i) { 9568 intentFilters = packageProviders.get(i).intents; 9569 if (intentFilters != null && intentFilters.size() > 0) { 9570 PackageParser.ProviderIntentInfo[] array = 9571 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9572 intentFilters.toArray(array); 9573 listCut.add(array); 9574 } 9575 } 9576 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9577 } 9578 9579 public final void addProvider(PackageParser.Provider p) { 9580 if (mProviders.containsKey(p.getComponentName())) { 9581 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9582 return; 9583 } 9584 9585 mProviders.put(p.getComponentName(), p); 9586 if (DEBUG_SHOW_INFO) { 9587 Log.v(TAG, " " 9588 + (p.info.nonLocalizedLabel != null 9589 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9590 Log.v(TAG, " Class=" + p.info.name); 9591 } 9592 final int NI = p.intents.size(); 9593 int j; 9594 for (j = 0; j < NI; j++) { 9595 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9596 if (DEBUG_SHOW_INFO) { 9597 Log.v(TAG, " IntentFilter:"); 9598 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9599 } 9600 if (!intent.debugCheck()) { 9601 Log.w(TAG, "==> For Provider " + p.info.name); 9602 } 9603 addFilter(intent); 9604 } 9605 } 9606 9607 public final void removeProvider(PackageParser.Provider p) { 9608 mProviders.remove(p.getComponentName()); 9609 if (DEBUG_SHOW_INFO) { 9610 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9611 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9612 Log.v(TAG, " Class=" + p.info.name); 9613 } 9614 final int NI = p.intents.size(); 9615 int j; 9616 for (j = 0; j < NI; j++) { 9617 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9618 if (DEBUG_SHOW_INFO) { 9619 Log.v(TAG, " IntentFilter:"); 9620 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9621 } 9622 removeFilter(intent); 9623 } 9624 } 9625 9626 @Override 9627 protected boolean allowFilterResult( 9628 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9629 ProviderInfo filterPi = filter.provider.info; 9630 for (int i = dest.size() - 1; i >= 0; i--) { 9631 ProviderInfo destPi = dest.get(i).providerInfo; 9632 if (destPi.name == filterPi.name 9633 && destPi.packageName == filterPi.packageName) { 9634 return false; 9635 } 9636 } 9637 return true; 9638 } 9639 9640 @Override 9641 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9642 return new PackageParser.ProviderIntentInfo[size]; 9643 } 9644 9645 @Override 9646 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9647 if (!sUserManager.exists(userId)) 9648 return true; 9649 PackageParser.Package p = filter.provider.owner; 9650 if (p != null) { 9651 PackageSetting ps = (PackageSetting) p.mExtras; 9652 if (ps != null) { 9653 // System apps are never considered stopped for purposes of 9654 // filtering, because there may be no way for the user to 9655 // actually re-launch them. 9656 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9657 && ps.getStopped(userId); 9658 } 9659 } 9660 return false; 9661 } 9662 9663 @Override 9664 protected boolean isPackageForFilter(String packageName, 9665 PackageParser.ProviderIntentInfo info) { 9666 return packageName.equals(info.provider.owner.packageName); 9667 } 9668 9669 @Override 9670 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9671 int match, int userId) { 9672 if (!sUserManager.exists(userId)) 9673 return null; 9674 final PackageParser.ProviderIntentInfo info = filter; 9675 if (!mSettings.isEnabledAndVisibleLPr(info.provider.info, mFlags, userId)) { 9676 return null; 9677 } 9678 final PackageParser.Provider provider = info.provider; 9679 if (mSafeMode && (provider.info.applicationInfo.flags 9680 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9681 return null; 9682 } 9683 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9684 if (ps == null) { 9685 return null; 9686 } 9687 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9688 ps.readUserState(userId), userId); 9689 if (pi == null) { 9690 return null; 9691 } 9692 final ResolveInfo res = new ResolveInfo(); 9693 res.providerInfo = pi; 9694 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9695 res.filter = filter; 9696 } 9697 res.priority = info.getPriority(); 9698 res.preferredOrder = provider.owner.mPreferredOrder; 9699 res.match = match; 9700 res.isDefault = info.hasDefault; 9701 res.labelRes = info.labelRes; 9702 res.nonLocalizedLabel = info.nonLocalizedLabel; 9703 res.icon = info.icon; 9704 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9705 return res; 9706 } 9707 9708 @Override 9709 protected void sortResults(List<ResolveInfo> results) { 9710 Collections.sort(results, mResolvePrioritySorter); 9711 } 9712 9713 @Override 9714 protected void dumpFilter(PrintWriter out, String prefix, 9715 PackageParser.ProviderIntentInfo filter) { 9716 out.print(prefix); 9717 out.print( 9718 Integer.toHexString(System.identityHashCode(filter.provider))); 9719 out.print(' '); 9720 filter.provider.printComponentShortName(out); 9721 out.print(" filter "); 9722 out.println(Integer.toHexString(System.identityHashCode(filter))); 9723 } 9724 9725 @Override 9726 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9727 return filter.provider; 9728 } 9729 9730 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9731 PackageParser.Provider provider = (PackageParser.Provider)label; 9732 out.print(prefix); out.print( 9733 Integer.toHexString(System.identityHashCode(provider))); 9734 out.print(' '); 9735 provider.printComponentShortName(out); 9736 if (count > 1) { 9737 out.print(" ("); out.print(count); out.print(" filters)"); 9738 } 9739 out.println(); 9740 } 9741 9742 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9743 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9744 private int mFlags; 9745 } 9746 9747 private static final class EphemeralIntentResolver 9748 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 9749 @Override 9750 protected EphemeralResolveIntentInfo[] newArray(int size) { 9751 return new EphemeralResolveIntentInfo[size]; 9752 } 9753 9754 @Override 9755 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 9756 return true; 9757 } 9758 9759 @Override 9760 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 9761 int userId) { 9762 if (!sUserManager.exists(userId)) { 9763 return null; 9764 } 9765 return info.getEphemeralResolveInfo(); 9766 } 9767 } 9768 9769 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9770 new Comparator<ResolveInfo>() { 9771 public int compare(ResolveInfo r1, ResolveInfo r2) { 9772 int v1 = r1.priority; 9773 int v2 = r2.priority; 9774 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9775 if (v1 != v2) { 9776 return (v1 > v2) ? -1 : 1; 9777 } 9778 v1 = r1.preferredOrder; 9779 v2 = r2.preferredOrder; 9780 if (v1 != v2) { 9781 return (v1 > v2) ? -1 : 1; 9782 } 9783 if (r1.isDefault != r2.isDefault) { 9784 return r1.isDefault ? -1 : 1; 9785 } 9786 v1 = r1.match; 9787 v2 = r2.match; 9788 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9789 if (v1 != v2) { 9790 return (v1 > v2) ? -1 : 1; 9791 } 9792 if (r1.system != r2.system) { 9793 return r1.system ? -1 : 1; 9794 } 9795 if (r1.activityInfo != null) { 9796 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 9797 } 9798 if (r1.serviceInfo != null) { 9799 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 9800 } 9801 if (r1.providerInfo != null) { 9802 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 9803 } 9804 return 0; 9805 } 9806 }; 9807 9808 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9809 new Comparator<ProviderInfo>() { 9810 public int compare(ProviderInfo p1, ProviderInfo p2) { 9811 final int v1 = p1.initOrder; 9812 final int v2 = p2.initOrder; 9813 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9814 } 9815 }; 9816 9817 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9818 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9819 final int[] userIds) { 9820 mHandler.post(new Runnable() { 9821 @Override 9822 public void run() { 9823 try { 9824 final IActivityManager am = ActivityManagerNative.getDefault(); 9825 if (am == null) return; 9826 final int[] resolvedUserIds; 9827 if (userIds == null) { 9828 resolvedUserIds = am.getRunningUserIds(); 9829 } else { 9830 resolvedUserIds = userIds; 9831 } 9832 for (int id : resolvedUserIds) { 9833 final Intent intent = new Intent(action, 9834 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9835 if (extras != null) { 9836 intent.putExtras(extras); 9837 } 9838 if (targetPkg != null) { 9839 intent.setPackage(targetPkg); 9840 } 9841 // Modify the UID when posting to other users 9842 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9843 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9844 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9845 intent.putExtra(Intent.EXTRA_UID, uid); 9846 } 9847 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9848 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9849 if (DEBUG_BROADCASTS) { 9850 RuntimeException here = new RuntimeException("here"); 9851 here.fillInStackTrace(); 9852 Slog.d(TAG, "Sending to user " + id + ": " 9853 + intent.toShortString(false, true, false, false) 9854 + " " + intent.getExtras(), here); 9855 } 9856 am.broadcastIntent(null, intent, null, finishedReceiver, 9857 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9858 null, finishedReceiver != null, false, id); 9859 } 9860 } catch (RemoteException ex) { 9861 } 9862 } 9863 }); 9864 } 9865 9866 /** 9867 * Check if the external storage media is available. This is true if there 9868 * is a mounted external storage medium or if the external storage is 9869 * emulated. 9870 */ 9871 private boolean isExternalMediaAvailable() { 9872 return mMediaMounted || Environment.isExternalStorageEmulated(); 9873 } 9874 9875 @Override 9876 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9877 // writer 9878 synchronized (mPackages) { 9879 if (!isExternalMediaAvailable()) { 9880 // If the external storage is no longer mounted at this point, 9881 // the caller may not have been able to delete all of this 9882 // packages files and can not delete any more. Bail. 9883 return null; 9884 } 9885 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9886 if (lastPackage != null) { 9887 pkgs.remove(lastPackage); 9888 } 9889 if (pkgs.size() > 0) { 9890 return pkgs.get(0); 9891 } 9892 } 9893 return null; 9894 } 9895 9896 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9897 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9898 userId, andCode ? 1 : 0, packageName); 9899 if (mSystemReady) { 9900 msg.sendToTarget(); 9901 } else { 9902 if (mPostSystemReadyMessages == null) { 9903 mPostSystemReadyMessages = new ArrayList<>(); 9904 } 9905 mPostSystemReadyMessages.add(msg); 9906 } 9907 } 9908 9909 void startCleaningPackages() { 9910 // reader 9911 synchronized (mPackages) { 9912 if (!isExternalMediaAvailable()) { 9913 return; 9914 } 9915 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9916 return; 9917 } 9918 } 9919 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9920 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9921 IActivityManager am = ActivityManagerNative.getDefault(); 9922 if (am != null) { 9923 try { 9924 am.startService(null, intent, null, mContext.getOpPackageName(), 9925 UserHandle.USER_SYSTEM); 9926 } catch (RemoteException e) { 9927 } 9928 } 9929 } 9930 9931 @Override 9932 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9933 int installFlags, String installerPackageName, VerificationParams verificationParams, 9934 String packageAbiOverride) { 9935 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9936 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9937 } 9938 9939 @Override 9940 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9941 int installFlags, String installerPackageName, VerificationParams verificationParams, 9942 String packageAbiOverride, int userId) { 9943 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9944 9945 final int callingUid = Binder.getCallingUid(); 9946 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9947 9948 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9949 try { 9950 if (observer != null) { 9951 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9952 } 9953 } catch (RemoteException re) { 9954 } 9955 return; 9956 } 9957 9958 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9959 installFlags |= PackageManager.INSTALL_FROM_ADB; 9960 9961 } else { 9962 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9963 // about installerPackageName. 9964 9965 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9966 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9967 } 9968 9969 UserHandle user; 9970 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9971 user = UserHandle.ALL; 9972 } else { 9973 user = new UserHandle(userId); 9974 } 9975 9976 // Only system components can circumvent runtime permissions when installing. 9977 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9978 && mContext.checkCallingOrSelfPermission(Manifest.permission 9979 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9980 throw new SecurityException("You need the " 9981 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9982 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9983 } 9984 9985 verificationParams.setInstallerUid(callingUid); 9986 9987 final File originFile = new File(originPath); 9988 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9989 9990 final Message msg = mHandler.obtainMessage(INIT_COPY); 9991 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 9992 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 9993 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 9994 msg.obj = params; 9995 9996 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 9997 System.identityHashCode(msg.obj)); 9998 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9999 System.identityHashCode(msg.obj)); 10000 10001 mHandler.sendMessage(msg); 10002 } 10003 10004 void installStage(String packageName, File stagedDir, String stagedCid, 10005 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10006 String installerPackageName, int installerUid, UserHandle user) { 10007 if (DEBUG_EPHEMERAL) { 10008 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10009 Slog.d(TAG, "Ephemeral install of " + packageName); 10010 } 10011 } 10012 final VerificationParams verifParams = new VerificationParams( 10013 null, sessionParams.originatingUri, sessionParams.referrerUri, 10014 sessionParams.originatingUid, null); 10015 verifParams.setInstallerUid(installerUid); 10016 10017 final OriginInfo origin; 10018 if (stagedDir != null) { 10019 origin = OriginInfo.fromStagedFile(stagedDir); 10020 } else { 10021 origin = OriginInfo.fromStagedContainer(stagedCid); 10022 } 10023 10024 final Message msg = mHandler.obtainMessage(INIT_COPY); 10025 final InstallParams params = new InstallParams(origin, null, observer, 10026 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10027 verifParams, user, sessionParams.abiOverride, 10028 sessionParams.grantedRuntimePermissions); 10029 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10030 msg.obj = params; 10031 10032 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10033 System.identityHashCode(msg.obj)); 10034 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10035 System.identityHashCode(msg.obj)); 10036 10037 mHandler.sendMessage(msg); 10038 } 10039 10040 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10041 Bundle extras = new Bundle(1); 10042 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10043 10044 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10045 packageName, extras, 0, null, null, new int[] {userId}); 10046 try { 10047 IActivityManager am = ActivityManagerNative.getDefault(); 10048 final boolean isSystem = 10049 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10050 if (isSystem && am.isUserRunning(userId, 0)) { 10051 // The just-installed/enabled app is bundled on the system, so presumed 10052 // to be able to run automatically without needing an explicit launch. 10053 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10054 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10055 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10056 .setPackage(packageName); 10057 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10058 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10059 } 10060 } catch (RemoteException e) { 10061 // shouldn't happen 10062 Slog.w(TAG, "Unable to bootstrap installed package", e); 10063 } 10064 } 10065 10066 @Override 10067 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10068 int userId) { 10069 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10070 PackageSetting pkgSetting; 10071 final int uid = Binder.getCallingUid(); 10072 enforceCrossUserPermission(uid, userId, true, true, 10073 "setApplicationHiddenSetting for user " + userId); 10074 10075 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10076 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10077 return false; 10078 } 10079 10080 long callingId = Binder.clearCallingIdentity(); 10081 try { 10082 boolean sendAdded = false; 10083 boolean sendRemoved = false; 10084 // writer 10085 synchronized (mPackages) { 10086 pkgSetting = mSettings.mPackages.get(packageName); 10087 if (pkgSetting == null) { 10088 return false; 10089 } 10090 if (pkgSetting.getHidden(userId) != hidden) { 10091 pkgSetting.setHidden(hidden, userId); 10092 mSettings.writePackageRestrictionsLPr(userId); 10093 if (hidden) { 10094 sendRemoved = true; 10095 } else { 10096 sendAdded = true; 10097 } 10098 } 10099 } 10100 if (sendAdded) { 10101 sendPackageAddedForUser(packageName, pkgSetting, userId); 10102 return true; 10103 } 10104 if (sendRemoved) { 10105 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10106 "hiding pkg"); 10107 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10108 return true; 10109 } 10110 } finally { 10111 Binder.restoreCallingIdentity(callingId); 10112 } 10113 return false; 10114 } 10115 10116 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10117 int userId) { 10118 final PackageRemovedInfo info = new PackageRemovedInfo(); 10119 info.removedPackage = packageName; 10120 info.removedUsers = new int[] {userId}; 10121 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10122 info.sendBroadcast(false, false, false); 10123 } 10124 10125 /** 10126 * Returns true if application is not found or there was an error. Otherwise it returns 10127 * the hidden state of the package for the given user. 10128 */ 10129 @Override 10130 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10131 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10132 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10133 false, "getApplicationHidden for user " + userId); 10134 PackageSetting pkgSetting; 10135 long callingId = Binder.clearCallingIdentity(); 10136 try { 10137 // writer 10138 synchronized (mPackages) { 10139 pkgSetting = mSettings.mPackages.get(packageName); 10140 if (pkgSetting == null) { 10141 return true; 10142 } 10143 return pkgSetting.getHidden(userId); 10144 } 10145 } finally { 10146 Binder.restoreCallingIdentity(callingId); 10147 } 10148 } 10149 10150 /** 10151 * @hide 10152 */ 10153 @Override 10154 public int installExistingPackageAsUser(String packageName, int userId) { 10155 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10156 null); 10157 PackageSetting pkgSetting; 10158 final int uid = Binder.getCallingUid(); 10159 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10160 + userId); 10161 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10162 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10163 } 10164 10165 long callingId = Binder.clearCallingIdentity(); 10166 try { 10167 boolean sendAdded = false; 10168 10169 // writer 10170 synchronized (mPackages) { 10171 pkgSetting = mSettings.mPackages.get(packageName); 10172 if (pkgSetting == null) { 10173 return PackageManager.INSTALL_FAILED_INVALID_URI; 10174 } 10175 if (!pkgSetting.getInstalled(userId)) { 10176 pkgSetting.setInstalled(true, userId); 10177 pkgSetting.setHidden(false, userId); 10178 mSettings.writePackageRestrictionsLPr(userId); 10179 sendAdded = true; 10180 } 10181 } 10182 10183 if (sendAdded) { 10184 sendPackageAddedForUser(packageName, pkgSetting, userId); 10185 } 10186 } finally { 10187 Binder.restoreCallingIdentity(callingId); 10188 } 10189 10190 return PackageManager.INSTALL_SUCCEEDED; 10191 } 10192 10193 boolean isUserRestricted(int userId, String restrictionKey) { 10194 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10195 if (restrictions.getBoolean(restrictionKey, false)) { 10196 Log.w(TAG, "User is restricted: " + restrictionKey); 10197 return true; 10198 } 10199 return false; 10200 } 10201 10202 @Override 10203 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10204 mContext.enforceCallingOrSelfPermission( 10205 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10206 "Only package verification agents can verify applications"); 10207 10208 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10209 final PackageVerificationResponse response = new PackageVerificationResponse( 10210 verificationCode, Binder.getCallingUid()); 10211 msg.arg1 = id; 10212 msg.obj = response; 10213 mHandler.sendMessage(msg); 10214 } 10215 10216 @Override 10217 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10218 long millisecondsToDelay) { 10219 mContext.enforceCallingOrSelfPermission( 10220 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10221 "Only package verification agents can extend verification timeouts"); 10222 10223 final PackageVerificationState state = mPendingVerification.get(id); 10224 final PackageVerificationResponse response = new PackageVerificationResponse( 10225 verificationCodeAtTimeout, Binder.getCallingUid()); 10226 10227 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10228 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10229 } 10230 if (millisecondsToDelay < 0) { 10231 millisecondsToDelay = 0; 10232 } 10233 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10234 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10235 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10236 } 10237 10238 if ((state != null) && !state.timeoutExtended()) { 10239 state.extendTimeout(); 10240 10241 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10242 msg.arg1 = id; 10243 msg.obj = response; 10244 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10245 } 10246 } 10247 10248 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10249 int verificationCode, UserHandle user) { 10250 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10251 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10252 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10253 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10254 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10255 10256 mContext.sendBroadcastAsUser(intent, user, 10257 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10258 } 10259 10260 private ComponentName matchComponentForVerifier(String packageName, 10261 List<ResolveInfo> receivers) { 10262 ActivityInfo targetReceiver = null; 10263 10264 final int NR = receivers.size(); 10265 for (int i = 0; i < NR; i++) { 10266 final ResolveInfo info = receivers.get(i); 10267 if (info.activityInfo == null) { 10268 continue; 10269 } 10270 10271 if (packageName.equals(info.activityInfo.packageName)) { 10272 targetReceiver = info.activityInfo; 10273 break; 10274 } 10275 } 10276 10277 if (targetReceiver == null) { 10278 return null; 10279 } 10280 10281 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10282 } 10283 10284 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10285 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10286 if (pkgInfo.verifiers.length == 0) { 10287 return null; 10288 } 10289 10290 final int N = pkgInfo.verifiers.length; 10291 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10292 for (int i = 0; i < N; i++) { 10293 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10294 10295 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10296 receivers); 10297 if (comp == null) { 10298 continue; 10299 } 10300 10301 final int verifierUid = getUidForVerifier(verifierInfo); 10302 if (verifierUid == -1) { 10303 continue; 10304 } 10305 10306 if (DEBUG_VERIFY) { 10307 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10308 + " with the correct signature"); 10309 } 10310 sufficientVerifiers.add(comp); 10311 verificationState.addSufficientVerifier(verifierUid); 10312 } 10313 10314 return sufficientVerifiers; 10315 } 10316 10317 private int getUidForVerifier(VerifierInfo verifierInfo) { 10318 synchronized (mPackages) { 10319 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10320 if (pkg == null) { 10321 return -1; 10322 } else if (pkg.mSignatures.length != 1) { 10323 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10324 + " has more than one signature; ignoring"); 10325 return -1; 10326 } 10327 10328 /* 10329 * If the public key of the package's signature does not match 10330 * our expected public key, then this is a different package and 10331 * we should skip. 10332 */ 10333 10334 final byte[] expectedPublicKey; 10335 try { 10336 final Signature verifierSig = pkg.mSignatures[0]; 10337 final PublicKey publicKey = verifierSig.getPublicKey(); 10338 expectedPublicKey = publicKey.getEncoded(); 10339 } catch (CertificateException e) { 10340 return -1; 10341 } 10342 10343 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10344 10345 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10346 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10347 + " does not have the expected public key; ignoring"); 10348 return -1; 10349 } 10350 10351 return pkg.applicationInfo.uid; 10352 } 10353 } 10354 10355 @Override 10356 public void finishPackageInstall(int token) { 10357 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10358 10359 if (DEBUG_INSTALL) { 10360 Slog.v(TAG, "BM finishing package install for " + token); 10361 } 10362 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10363 10364 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10365 mHandler.sendMessage(msg); 10366 } 10367 10368 /** 10369 * Get the verification agent timeout. 10370 * 10371 * @return verification timeout in milliseconds 10372 */ 10373 private long getVerificationTimeout() { 10374 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10375 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10376 DEFAULT_VERIFICATION_TIMEOUT); 10377 } 10378 10379 /** 10380 * Get the default verification agent response code. 10381 * 10382 * @return default verification response code 10383 */ 10384 private int getDefaultVerificationResponse() { 10385 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10386 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10387 DEFAULT_VERIFICATION_RESPONSE); 10388 } 10389 10390 /** 10391 * Check whether or not package verification has been enabled. 10392 * 10393 * @return true if verification should be performed 10394 */ 10395 private boolean isVerificationEnabled(int userId, int installFlags) { 10396 if (!DEFAULT_VERIFY_ENABLE) { 10397 return false; 10398 } 10399 // TODO: fix b/25118622; don't bypass verification 10400 if (Build.IS_DEBUGGABLE && (installFlags & PackageManager.INSTALL_QUICK) != 0) { 10401 return false; 10402 } 10403 // Ephemeral apps don't get the full verification treatment 10404 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10405 if (DEBUG_EPHEMERAL) { 10406 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10407 } 10408 return false; 10409 } 10410 10411 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10412 10413 // Check if installing from ADB 10414 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10415 // Do not run verification in a test harness environment 10416 if (ActivityManager.isRunningInTestHarness()) { 10417 return false; 10418 } 10419 if (ensureVerifyAppsEnabled) { 10420 return true; 10421 } 10422 // Check if the developer does not want package verification for ADB installs 10423 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10424 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10425 return false; 10426 } 10427 } 10428 10429 if (ensureVerifyAppsEnabled) { 10430 return true; 10431 } 10432 10433 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10434 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10435 } 10436 10437 @Override 10438 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10439 throws RemoteException { 10440 mContext.enforceCallingOrSelfPermission( 10441 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10442 "Only intentfilter verification agents can verify applications"); 10443 10444 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10445 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10446 Binder.getCallingUid(), verificationCode, failedDomains); 10447 msg.arg1 = id; 10448 msg.obj = response; 10449 mHandler.sendMessage(msg); 10450 } 10451 10452 @Override 10453 public int getIntentVerificationStatus(String packageName, int userId) { 10454 synchronized (mPackages) { 10455 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10456 } 10457 } 10458 10459 @Override 10460 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10461 mContext.enforceCallingOrSelfPermission( 10462 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10463 10464 boolean result = false; 10465 synchronized (mPackages) { 10466 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10467 } 10468 if (result) { 10469 scheduleWritePackageRestrictionsLocked(userId); 10470 } 10471 return result; 10472 } 10473 10474 @Override 10475 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10476 synchronized (mPackages) { 10477 return mSettings.getIntentFilterVerificationsLPr(packageName); 10478 } 10479 } 10480 10481 @Override 10482 public List<IntentFilter> getAllIntentFilters(String packageName) { 10483 if (TextUtils.isEmpty(packageName)) { 10484 return Collections.<IntentFilter>emptyList(); 10485 } 10486 synchronized (mPackages) { 10487 PackageParser.Package pkg = mPackages.get(packageName); 10488 if (pkg == null || pkg.activities == null) { 10489 return Collections.<IntentFilter>emptyList(); 10490 } 10491 final int count = pkg.activities.size(); 10492 ArrayList<IntentFilter> result = new ArrayList<>(); 10493 for (int n=0; n<count; n++) { 10494 PackageParser.Activity activity = pkg.activities.get(n); 10495 if (activity.intents != null && activity.intents.size() > 0) { 10496 result.addAll(activity.intents); 10497 } 10498 } 10499 return result; 10500 } 10501 } 10502 10503 @Override 10504 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10505 mContext.enforceCallingOrSelfPermission( 10506 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10507 10508 synchronized (mPackages) { 10509 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10510 if (packageName != null) { 10511 result |= updateIntentVerificationStatus(packageName, 10512 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10513 userId); 10514 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10515 packageName, userId); 10516 } 10517 return result; 10518 } 10519 } 10520 10521 @Override 10522 public String getDefaultBrowserPackageName(int userId) { 10523 synchronized (mPackages) { 10524 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10525 } 10526 } 10527 10528 /** 10529 * Get the "allow unknown sources" setting. 10530 * 10531 * @return the current "allow unknown sources" setting 10532 */ 10533 private int getUnknownSourcesSettings() { 10534 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10535 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10536 -1); 10537 } 10538 10539 @Override 10540 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10541 final int uid = Binder.getCallingUid(); 10542 // writer 10543 synchronized (mPackages) { 10544 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10545 if (targetPackageSetting == null) { 10546 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10547 } 10548 10549 PackageSetting installerPackageSetting; 10550 if (installerPackageName != null) { 10551 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10552 if (installerPackageSetting == null) { 10553 throw new IllegalArgumentException("Unknown installer package: " 10554 + installerPackageName); 10555 } 10556 } else { 10557 installerPackageSetting = null; 10558 } 10559 10560 Signature[] callerSignature; 10561 Object obj = mSettings.getUserIdLPr(uid); 10562 if (obj != null) { 10563 if (obj instanceof SharedUserSetting) { 10564 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10565 } else if (obj instanceof PackageSetting) { 10566 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10567 } else { 10568 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10569 } 10570 } else { 10571 throw new SecurityException("Unknown calling uid " + uid); 10572 } 10573 10574 // Verify: can't set installerPackageName to a package that is 10575 // not signed with the same cert as the caller. 10576 if (installerPackageSetting != null) { 10577 if (compareSignatures(callerSignature, 10578 installerPackageSetting.signatures.mSignatures) 10579 != PackageManager.SIGNATURE_MATCH) { 10580 throw new SecurityException( 10581 "Caller does not have same cert as new installer package " 10582 + installerPackageName); 10583 } 10584 } 10585 10586 // Verify: if target already has an installer package, it must 10587 // be signed with the same cert as the caller. 10588 if (targetPackageSetting.installerPackageName != null) { 10589 PackageSetting setting = mSettings.mPackages.get( 10590 targetPackageSetting.installerPackageName); 10591 // If the currently set package isn't valid, then it's always 10592 // okay to change it. 10593 if (setting != null) { 10594 if (compareSignatures(callerSignature, 10595 setting.signatures.mSignatures) 10596 != PackageManager.SIGNATURE_MATCH) { 10597 throw new SecurityException( 10598 "Caller does not have same cert as old installer package " 10599 + targetPackageSetting.installerPackageName); 10600 } 10601 } 10602 } 10603 10604 // Okay! 10605 targetPackageSetting.installerPackageName = installerPackageName; 10606 scheduleWriteSettingsLocked(); 10607 } 10608 } 10609 10610 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10611 // Queue up an async operation since the package installation may take a little while. 10612 mHandler.post(new Runnable() { 10613 public void run() { 10614 mHandler.removeCallbacks(this); 10615 // Result object to be returned 10616 PackageInstalledInfo res = new PackageInstalledInfo(); 10617 res.returnCode = currentStatus; 10618 res.uid = -1; 10619 res.pkg = null; 10620 res.removedInfo = new PackageRemovedInfo(); 10621 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10622 args.doPreInstall(res.returnCode); 10623 synchronized (mInstallLock) { 10624 installPackageTracedLI(args, res); 10625 } 10626 args.doPostInstall(res.returnCode, res.uid); 10627 } 10628 10629 // A restore should be performed at this point if (a) the install 10630 // succeeded, (b) the operation is not an update, and (c) the new 10631 // package has not opted out of backup participation. 10632 final boolean update = res.removedInfo.removedPackage != null; 10633 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10634 boolean doRestore = !update 10635 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10636 10637 // Set up the post-install work request bookkeeping. This will be used 10638 // and cleaned up by the post-install event handling regardless of whether 10639 // there's a restore pass performed. Token values are >= 1. 10640 int token; 10641 if (mNextInstallToken < 0) mNextInstallToken = 1; 10642 token = mNextInstallToken++; 10643 10644 PostInstallData data = new PostInstallData(args, res); 10645 mRunningInstalls.put(token, data); 10646 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10647 10648 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10649 // Pass responsibility to the Backup Manager. It will perform a 10650 // restore if appropriate, then pass responsibility back to the 10651 // Package Manager to run the post-install observer callbacks 10652 // and broadcasts. 10653 IBackupManager bm = IBackupManager.Stub.asInterface( 10654 ServiceManager.getService(Context.BACKUP_SERVICE)); 10655 if (bm != null) { 10656 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10657 + " to BM for possible restore"); 10658 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10659 try { 10660 // TODO: http://b/22388012 10661 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10662 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10663 } else { 10664 doRestore = false; 10665 } 10666 } catch (RemoteException e) { 10667 // can't happen; the backup manager is local 10668 } catch (Exception e) { 10669 Slog.e(TAG, "Exception trying to enqueue restore", e); 10670 doRestore = false; 10671 } 10672 } else { 10673 Slog.e(TAG, "Backup Manager not found!"); 10674 doRestore = false; 10675 } 10676 } 10677 10678 if (!doRestore) { 10679 // No restore possible, or the Backup Manager was mysteriously not 10680 // available -- just fire the post-install work request directly. 10681 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10682 10683 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10684 10685 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10686 mHandler.sendMessage(msg); 10687 } 10688 } 10689 }); 10690 } 10691 10692 private abstract class HandlerParams { 10693 private static final int MAX_RETRIES = 4; 10694 10695 /** 10696 * Number of times startCopy() has been attempted and had a non-fatal 10697 * error. 10698 */ 10699 private int mRetries = 0; 10700 10701 /** User handle for the user requesting the information or installation. */ 10702 private final UserHandle mUser; 10703 String traceMethod; 10704 int traceCookie; 10705 10706 HandlerParams(UserHandle user) { 10707 mUser = user; 10708 } 10709 10710 UserHandle getUser() { 10711 return mUser; 10712 } 10713 10714 HandlerParams setTraceMethod(String traceMethod) { 10715 this.traceMethod = traceMethod; 10716 return this; 10717 } 10718 10719 HandlerParams setTraceCookie(int traceCookie) { 10720 this.traceCookie = traceCookie; 10721 return this; 10722 } 10723 10724 final boolean startCopy() { 10725 boolean res; 10726 try { 10727 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10728 10729 if (++mRetries > MAX_RETRIES) { 10730 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10731 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10732 handleServiceError(); 10733 return false; 10734 } else { 10735 handleStartCopy(); 10736 res = true; 10737 } 10738 } catch (RemoteException e) { 10739 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10740 mHandler.sendEmptyMessage(MCS_RECONNECT); 10741 res = false; 10742 } 10743 handleReturnCode(); 10744 return res; 10745 } 10746 10747 final void serviceError() { 10748 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10749 handleServiceError(); 10750 handleReturnCode(); 10751 } 10752 10753 abstract void handleStartCopy() throws RemoteException; 10754 abstract void handleServiceError(); 10755 abstract void handleReturnCode(); 10756 } 10757 10758 class MeasureParams extends HandlerParams { 10759 private final PackageStats mStats; 10760 private boolean mSuccess; 10761 10762 private final IPackageStatsObserver mObserver; 10763 10764 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10765 super(new UserHandle(stats.userHandle)); 10766 mObserver = observer; 10767 mStats = stats; 10768 } 10769 10770 @Override 10771 public String toString() { 10772 return "MeasureParams{" 10773 + Integer.toHexString(System.identityHashCode(this)) 10774 + " " + mStats.packageName + "}"; 10775 } 10776 10777 @Override 10778 void handleStartCopy() throws RemoteException { 10779 synchronized (mInstallLock) { 10780 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10781 } 10782 10783 if (mSuccess) { 10784 final boolean mounted; 10785 if (Environment.isExternalStorageEmulated()) { 10786 mounted = true; 10787 } else { 10788 final String status = Environment.getExternalStorageState(); 10789 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10790 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10791 } 10792 10793 if (mounted) { 10794 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10795 10796 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10797 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10798 10799 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10800 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10801 10802 // Always subtract cache size, since it's a subdirectory 10803 mStats.externalDataSize -= mStats.externalCacheSize; 10804 10805 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10806 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10807 10808 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10809 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10810 } 10811 } 10812 } 10813 10814 @Override 10815 void handleReturnCode() { 10816 if (mObserver != null) { 10817 try { 10818 mObserver.onGetStatsCompleted(mStats, mSuccess); 10819 } catch (RemoteException e) { 10820 Slog.i(TAG, "Observer no longer exists."); 10821 } 10822 } 10823 } 10824 10825 @Override 10826 void handleServiceError() { 10827 Slog.e(TAG, "Could not measure application " + mStats.packageName 10828 + " external storage"); 10829 } 10830 } 10831 10832 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10833 throws RemoteException { 10834 long result = 0; 10835 for (File path : paths) { 10836 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10837 } 10838 return result; 10839 } 10840 10841 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10842 for (File path : paths) { 10843 try { 10844 mcs.clearDirectory(path.getAbsolutePath()); 10845 } catch (RemoteException e) { 10846 } 10847 } 10848 } 10849 10850 static class OriginInfo { 10851 /** 10852 * Location where install is coming from, before it has been 10853 * copied/renamed into place. This could be a single monolithic APK 10854 * file, or a cluster directory. This location may be untrusted. 10855 */ 10856 final File file; 10857 final String cid; 10858 10859 /** 10860 * Flag indicating that {@link #file} or {@link #cid} has already been 10861 * staged, meaning downstream users don't need to defensively copy the 10862 * contents. 10863 */ 10864 final boolean staged; 10865 10866 /** 10867 * Flag indicating that {@link #file} or {@link #cid} is an already 10868 * installed app that is being moved. 10869 */ 10870 final boolean existing; 10871 10872 final String resolvedPath; 10873 final File resolvedFile; 10874 10875 static OriginInfo fromNothing() { 10876 return new OriginInfo(null, null, false, false); 10877 } 10878 10879 static OriginInfo fromUntrustedFile(File file) { 10880 return new OriginInfo(file, null, false, false); 10881 } 10882 10883 static OriginInfo fromExistingFile(File file) { 10884 return new OriginInfo(file, null, false, true); 10885 } 10886 10887 static OriginInfo fromStagedFile(File file) { 10888 return new OriginInfo(file, null, true, false); 10889 } 10890 10891 static OriginInfo fromStagedContainer(String cid) { 10892 return new OriginInfo(null, cid, true, false); 10893 } 10894 10895 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10896 this.file = file; 10897 this.cid = cid; 10898 this.staged = staged; 10899 this.existing = existing; 10900 10901 if (cid != null) { 10902 resolvedPath = PackageHelper.getSdDir(cid); 10903 resolvedFile = new File(resolvedPath); 10904 } else if (file != null) { 10905 resolvedPath = file.getAbsolutePath(); 10906 resolvedFile = file; 10907 } else { 10908 resolvedPath = null; 10909 resolvedFile = null; 10910 } 10911 } 10912 } 10913 10914 static class MoveInfo { 10915 final int moveId; 10916 final String fromUuid; 10917 final String toUuid; 10918 final String packageName; 10919 final String dataAppName; 10920 final int appId; 10921 final String seinfo; 10922 10923 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10924 String dataAppName, int appId, String seinfo) { 10925 this.moveId = moveId; 10926 this.fromUuid = fromUuid; 10927 this.toUuid = toUuid; 10928 this.packageName = packageName; 10929 this.dataAppName = dataAppName; 10930 this.appId = appId; 10931 this.seinfo = seinfo; 10932 } 10933 } 10934 10935 class InstallParams extends HandlerParams { 10936 final OriginInfo origin; 10937 final MoveInfo move; 10938 final IPackageInstallObserver2 observer; 10939 int installFlags; 10940 final String installerPackageName; 10941 final String volumeUuid; 10942 final VerificationParams verificationParams; 10943 private InstallArgs mArgs; 10944 private int mRet; 10945 final String packageAbiOverride; 10946 final String[] grantedRuntimePermissions; 10947 10948 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10949 int installFlags, String installerPackageName, String volumeUuid, 10950 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10951 String[] grantedPermissions) { 10952 super(user); 10953 this.origin = origin; 10954 this.move = move; 10955 this.observer = observer; 10956 this.installFlags = installFlags; 10957 this.installerPackageName = installerPackageName; 10958 this.volumeUuid = volumeUuid; 10959 this.verificationParams = verificationParams; 10960 this.packageAbiOverride = packageAbiOverride; 10961 this.grantedRuntimePermissions = grantedPermissions; 10962 } 10963 10964 @Override 10965 public String toString() { 10966 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10967 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10968 } 10969 10970 public ManifestDigest getManifestDigest() { 10971 if (verificationParams == null) { 10972 return null; 10973 } 10974 return verificationParams.getManifestDigest(); 10975 } 10976 10977 private int installLocationPolicy(PackageInfoLite pkgLite) { 10978 String packageName = pkgLite.packageName; 10979 int installLocation = pkgLite.installLocation; 10980 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10981 // reader 10982 synchronized (mPackages) { 10983 PackageParser.Package pkg = mPackages.get(packageName); 10984 if (pkg != null) { 10985 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10986 // Check for downgrading. 10987 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10988 try { 10989 checkDowngrade(pkg, pkgLite); 10990 } catch (PackageManagerException e) { 10991 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10992 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10993 } 10994 } 10995 // Check for updated system application. 10996 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10997 if (onSd) { 10998 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10999 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11000 } 11001 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11002 } else { 11003 if (onSd) { 11004 // Install flag overrides everything. 11005 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11006 } 11007 // If current upgrade specifies particular preference 11008 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11009 // Application explicitly specified internal. 11010 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11011 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11012 // App explictly prefers external. Let policy decide 11013 } else { 11014 // Prefer previous location 11015 if (isExternal(pkg)) { 11016 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11017 } 11018 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11019 } 11020 } 11021 } else { 11022 // Invalid install. Return error code 11023 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11024 } 11025 } 11026 } 11027 // All the special cases have been taken care of. 11028 // Return result based on recommended install location. 11029 if (onSd) { 11030 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11031 } 11032 return pkgLite.recommendedInstallLocation; 11033 } 11034 11035 /* 11036 * Invoke remote method to get package information and install 11037 * location values. Override install location based on default 11038 * policy if needed and then create install arguments based 11039 * on the install location. 11040 */ 11041 public void handleStartCopy() throws RemoteException { 11042 int ret = PackageManager.INSTALL_SUCCEEDED; 11043 11044 // If we're already staged, we've firmly committed to an install location 11045 if (origin.staged) { 11046 if (origin.file != null) { 11047 installFlags |= PackageManager.INSTALL_INTERNAL; 11048 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11049 } else if (origin.cid != null) { 11050 installFlags |= PackageManager.INSTALL_EXTERNAL; 11051 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11052 } else { 11053 throw new IllegalStateException("Invalid stage location"); 11054 } 11055 } 11056 11057 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11058 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11059 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11060 PackageInfoLite pkgLite = null; 11061 11062 if (onInt && onSd) { 11063 // Check if both bits are set. 11064 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11065 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11066 } else if (onSd && ephemeral) { 11067 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11068 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11069 } else { 11070 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11071 packageAbiOverride); 11072 11073 if (DEBUG_EPHEMERAL && ephemeral) { 11074 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11075 } 11076 11077 /* 11078 * If we have too little free space, try to free cache 11079 * before giving up. 11080 */ 11081 if (!origin.staged && pkgLite.recommendedInstallLocation 11082 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11083 // TODO: focus freeing disk space on the target device 11084 final StorageManager storage = StorageManager.from(mContext); 11085 final long lowThreshold = storage.getStorageLowBytes( 11086 Environment.getDataDirectory()); 11087 11088 final long sizeBytes = mContainerService.calculateInstalledSize( 11089 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11090 11091 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 11092 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11093 installFlags, packageAbiOverride); 11094 } 11095 11096 /* 11097 * The cache free must have deleted the file we 11098 * downloaded to install. 11099 * 11100 * TODO: fix the "freeCache" call to not delete 11101 * the file we care about. 11102 */ 11103 if (pkgLite.recommendedInstallLocation 11104 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11105 pkgLite.recommendedInstallLocation 11106 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11107 } 11108 } 11109 } 11110 11111 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11112 int loc = pkgLite.recommendedInstallLocation; 11113 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11114 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11115 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11116 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11117 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11118 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11119 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11120 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11121 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11122 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11123 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11124 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11125 } else { 11126 // Override with defaults if needed. 11127 loc = installLocationPolicy(pkgLite); 11128 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11129 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11130 } else if (!onSd && !onInt) { 11131 // Override install location with flags 11132 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11133 // Set the flag to install on external media. 11134 installFlags |= PackageManager.INSTALL_EXTERNAL; 11135 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11136 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11137 if (DEBUG_EPHEMERAL) { 11138 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11139 } 11140 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11141 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11142 |PackageManager.INSTALL_INTERNAL); 11143 } else { 11144 // Make sure the flag for installing on external 11145 // media is unset 11146 installFlags |= PackageManager.INSTALL_INTERNAL; 11147 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11148 } 11149 } 11150 } 11151 } 11152 11153 final InstallArgs args = createInstallArgs(this); 11154 mArgs = args; 11155 11156 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11157 // TODO: http://b/22976637 11158 // Apps installed for "all" users use the device owner to verify the app 11159 UserHandle verifierUser = getUser(); 11160 if (verifierUser == UserHandle.ALL) { 11161 verifierUser = UserHandle.SYSTEM; 11162 } 11163 11164 /* 11165 * Determine if we have any installed package verifiers. If we 11166 * do, then we'll defer to them to verify the packages. 11167 */ 11168 final int requiredUid = mRequiredVerifierPackage == null ? -1 11169 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 11170 if (!origin.existing && requiredUid != -1 11171 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11172 final Intent verification = new Intent( 11173 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11174 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11175 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11176 PACKAGE_MIME_TYPE); 11177 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11178 11179 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11180 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 11181 verifierUser.getIdentifier()); 11182 11183 if (DEBUG_VERIFY) { 11184 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11185 + verification.toString() + " with " + pkgLite.verifiers.length 11186 + " optional verifiers"); 11187 } 11188 11189 final int verificationId = mPendingVerificationToken++; 11190 11191 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11192 11193 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11194 installerPackageName); 11195 11196 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11197 installFlags); 11198 11199 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11200 pkgLite.packageName); 11201 11202 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11203 pkgLite.versionCode); 11204 11205 if (verificationParams != null) { 11206 if (verificationParams.getVerificationURI() != null) { 11207 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11208 verificationParams.getVerificationURI()); 11209 } 11210 if (verificationParams.getOriginatingURI() != null) { 11211 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11212 verificationParams.getOriginatingURI()); 11213 } 11214 if (verificationParams.getReferrer() != null) { 11215 verification.putExtra(Intent.EXTRA_REFERRER, 11216 verificationParams.getReferrer()); 11217 } 11218 if (verificationParams.getOriginatingUid() >= 0) { 11219 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11220 verificationParams.getOriginatingUid()); 11221 } 11222 if (verificationParams.getInstallerUid() >= 0) { 11223 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11224 verificationParams.getInstallerUid()); 11225 } 11226 } 11227 11228 final PackageVerificationState verificationState = new PackageVerificationState( 11229 requiredUid, args); 11230 11231 mPendingVerification.append(verificationId, verificationState); 11232 11233 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11234 receivers, verificationState); 11235 11236 /* 11237 * If any sufficient verifiers were listed in the package 11238 * manifest, attempt to ask them. 11239 */ 11240 if (sufficientVerifiers != null) { 11241 final int N = sufficientVerifiers.size(); 11242 if (N == 0) { 11243 Slog.i(TAG, "Additional verifiers required, but none installed."); 11244 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11245 } else { 11246 for (int i = 0; i < N; i++) { 11247 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11248 11249 final Intent sufficientIntent = new Intent(verification); 11250 sufficientIntent.setComponent(verifierComponent); 11251 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11252 } 11253 } 11254 } 11255 11256 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11257 mRequiredVerifierPackage, receivers); 11258 if (ret == PackageManager.INSTALL_SUCCEEDED 11259 && mRequiredVerifierPackage != null) { 11260 Trace.asyncTraceBegin( 11261 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11262 /* 11263 * Send the intent to the required verification agent, 11264 * but only start the verification timeout after the 11265 * target BroadcastReceivers have run. 11266 */ 11267 verification.setComponent(requiredVerifierComponent); 11268 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11269 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11270 new BroadcastReceiver() { 11271 @Override 11272 public void onReceive(Context context, Intent intent) { 11273 final Message msg = mHandler 11274 .obtainMessage(CHECK_PENDING_VERIFICATION); 11275 msg.arg1 = verificationId; 11276 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11277 } 11278 }, null, 0, null, null); 11279 11280 /* 11281 * We don't want the copy to proceed until verification 11282 * succeeds, so null out this field. 11283 */ 11284 mArgs = null; 11285 } 11286 } else { 11287 /* 11288 * No package verification is enabled, so immediately start 11289 * the remote call to initiate copy using temporary file. 11290 */ 11291 ret = args.copyApk(mContainerService, true); 11292 } 11293 } 11294 11295 mRet = ret; 11296 } 11297 11298 @Override 11299 void handleReturnCode() { 11300 // If mArgs is null, then MCS couldn't be reached. When it 11301 // reconnects, it will try again to install. At that point, this 11302 // will succeed. 11303 if (mArgs != null) { 11304 processPendingInstall(mArgs, mRet); 11305 } 11306 } 11307 11308 @Override 11309 void handleServiceError() { 11310 mArgs = createInstallArgs(this); 11311 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11312 } 11313 11314 public boolean isForwardLocked() { 11315 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11316 } 11317 } 11318 11319 /** 11320 * Used during creation of InstallArgs 11321 * 11322 * @param installFlags package installation flags 11323 * @return true if should be installed on external storage 11324 */ 11325 private static boolean installOnExternalAsec(int installFlags) { 11326 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11327 return false; 11328 } 11329 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11330 return true; 11331 } 11332 return false; 11333 } 11334 11335 /** 11336 * Used during creation of InstallArgs 11337 * 11338 * @param installFlags package installation flags 11339 * @return true if should be installed as forward locked 11340 */ 11341 private static boolean installForwardLocked(int installFlags) { 11342 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11343 } 11344 11345 private InstallArgs createInstallArgs(InstallParams params) { 11346 if (params.move != null) { 11347 return new MoveInstallArgs(params); 11348 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11349 return new AsecInstallArgs(params); 11350 } else { 11351 return new FileInstallArgs(params); 11352 } 11353 } 11354 11355 /** 11356 * Create args that describe an existing installed package. Typically used 11357 * when cleaning up old installs, or used as a move source. 11358 */ 11359 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11360 String resourcePath, String[] instructionSets) { 11361 final boolean isInAsec; 11362 if (installOnExternalAsec(installFlags)) { 11363 /* Apps on SD card are always in ASEC containers. */ 11364 isInAsec = true; 11365 } else if (installForwardLocked(installFlags) 11366 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11367 /* 11368 * Forward-locked apps are only in ASEC containers if they're the 11369 * new style 11370 */ 11371 isInAsec = true; 11372 } else { 11373 isInAsec = false; 11374 } 11375 11376 if (isInAsec) { 11377 return new AsecInstallArgs(codePath, instructionSets, 11378 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11379 } else { 11380 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11381 } 11382 } 11383 11384 static abstract class InstallArgs { 11385 /** @see InstallParams#origin */ 11386 final OriginInfo origin; 11387 /** @see InstallParams#move */ 11388 final MoveInfo move; 11389 11390 final IPackageInstallObserver2 observer; 11391 // Always refers to PackageManager flags only 11392 final int installFlags; 11393 final String installerPackageName; 11394 final String volumeUuid; 11395 final ManifestDigest manifestDigest; 11396 final UserHandle user; 11397 final String abiOverride; 11398 final String[] installGrantPermissions; 11399 /** If non-null, drop an async trace when the install completes */ 11400 final String traceMethod; 11401 final int traceCookie; 11402 11403 // The list of instruction sets supported by this app. This is currently 11404 // only used during the rmdex() phase to clean up resources. We can get rid of this 11405 // if we move dex files under the common app path. 11406 /* nullable */ String[] instructionSets; 11407 11408 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11409 int installFlags, String installerPackageName, String volumeUuid, 11410 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 11411 String abiOverride, String[] installGrantPermissions, 11412 String traceMethod, int traceCookie) { 11413 this.origin = origin; 11414 this.move = move; 11415 this.installFlags = installFlags; 11416 this.observer = observer; 11417 this.installerPackageName = installerPackageName; 11418 this.volumeUuid = volumeUuid; 11419 this.manifestDigest = manifestDigest; 11420 this.user = user; 11421 this.instructionSets = instructionSets; 11422 this.abiOverride = abiOverride; 11423 this.installGrantPermissions = installGrantPermissions; 11424 this.traceMethod = traceMethod; 11425 this.traceCookie = traceCookie; 11426 } 11427 11428 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11429 abstract int doPreInstall(int status); 11430 11431 /** 11432 * Rename package into final resting place. All paths on the given 11433 * scanned package should be updated to reflect the rename. 11434 */ 11435 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11436 abstract int doPostInstall(int status, int uid); 11437 11438 /** @see PackageSettingBase#codePathString */ 11439 abstract String getCodePath(); 11440 /** @see PackageSettingBase#resourcePathString */ 11441 abstract String getResourcePath(); 11442 11443 // Need installer lock especially for dex file removal. 11444 abstract void cleanUpResourcesLI(); 11445 abstract boolean doPostDeleteLI(boolean delete); 11446 11447 /** 11448 * Called before the source arguments are copied. This is used mostly 11449 * for MoveParams when it needs to read the source file to put it in the 11450 * destination. 11451 */ 11452 int doPreCopy() { 11453 return PackageManager.INSTALL_SUCCEEDED; 11454 } 11455 11456 /** 11457 * Called after the source arguments are copied. This is used mostly for 11458 * MoveParams when it needs to read the source file to put it in the 11459 * destination. 11460 * 11461 * @return 11462 */ 11463 int doPostCopy(int uid) { 11464 return PackageManager.INSTALL_SUCCEEDED; 11465 } 11466 11467 protected boolean isFwdLocked() { 11468 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11469 } 11470 11471 protected boolean isExternalAsec() { 11472 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11473 } 11474 11475 protected boolean isEphemeral() { 11476 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11477 } 11478 11479 UserHandle getUser() { 11480 return user; 11481 } 11482 } 11483 11484 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11485 if (!allCodePaths.isEmpty()) { 11486 if (instructionSets == null) { 11487 throw new IllegalStateException("instructionSet == null"); 11488 } 11489 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11490 for (String codePath : allCodePaths) { 11491 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11492 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11493 if (retCode < 0) { 11494 Slog.w(TAG, "Couldn't remove dex file for package: " 11495 + " at location " + codePath + ", retcode=" + retCode); 11496 // we don't consider this to be a failure of the core package deletion 11497 } 11498 } 11499 } 11500 } 11501 } 11502 11503 /** 11504 * Logic to handle installation of non-ASEC applications, including copying 11505 * and renaming logic. 11506 */ 11507 class FileInstallArgs extends InstallArgs { 11508 private File codeFile; 11509 private File resourceFile; 11510 11511 // Example topology: 11512 // /data/app/com.example/base.apk 11513 // /data/app/com.example/split_foo.apk 11514 // /data/app/com.example/lib/arm/libfoo.so 11515 // /data/app/com.example/lib/arm64/libfoo.so 11516 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11517 11518 /** New install */ 11519 FileInstallArgs(InstallParams params) { 11520 super(params.origin, params.move, params.observer, params.installFlags, 11521 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11522 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11523 params.grantedRuntimePermissions, 11524 params.traceMethod, params.traceCookie); 11525 if (isFwdLocked()) { 11526 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11527 } 11528 } 11529 11530 /** Existing install */ 11531 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11532 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11533 null, null, null, 0); 11534 this.codeFile = (codePath != null) ? new File(codePath) : null; 11535 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11536 } 11537 11538 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11539 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11540 try { 11541 return doCopyApk(imcs, temp); 11542 } finally { 11543 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11544 } 11545 } 11546 11547 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11548 if (origin.staged) { 11549 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11550 codeFile = origin.file; 11551 resourceFile = origin.file; 11552 return PackageManager.INSTALL_SUCCEEDED; 11553 } 11554 11555 try { 11556 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11557 final File tempDir = 11558 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11559 codeFile = tempDir; 11560 resourceFile = tempDir; 11561 } catch (IOException e) { 11562 Slog.w(TAG, "Failed to create copy file: " + e); 11563 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11564 } 11565 11566 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11567 @Override 11568 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11569 if (!FileUtils.isValidExtFilename(name)) { 11570 throw new IllegalArgumentException("Invalid filename: " + name); 11571 } 11572 try { 11573 final File file = new File(codeFile, name); 11574 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11575 O_RDWR | O_CREAT, 0644); 11576 Os.chmod(file.getAbsolutePath(), 0644); 11577 return new ParcelFileDescriptor(fd); 11578 } catch (ErrnoException e) { 11579 throw new RemoteException("Failed to open: " + e.getMessage()); 11580 } 11581 } 11582 }; 11583 11584 int ret = PackageManager.INSTALL_SUCCEEDED; 11585 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11586 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11587 Slog.e(TAG, "Failed to copy package"); 11588 return ret; 11589 } 11590 11591 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11592 NativeLibraryHelper.Handle handle = null; 11593 try { 11594 handle = NativeLibraryHelper.Handle.create(codeFile); 11595 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11596 abiOverride); 11597 } catch (IOException e) { 11598 Slog.e(TAG, "Copying native libraries failed", e); 11599 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11600 } finally { 11601 IoUtils.closeQuietly(handle); 11602 } 11603 11604 return ret; 11605 } 11606 11607 int doPreInstall(int status) { 11608 if (status != PackageManager.INSTALL_SUCCEEDED) { 11609 cleanUp(); 11610 } 11611 return status; 11612 } 11613 11614 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11615 if (status != PackageManager.INSTALL_SUCCEEDED) { 11616 cleanUp(); 11617 return false; 11618 } 11619 11620 final File targetDir = codeFile.getParentFile(); 11621 final File beforeCodeFile = codeFile; 11622 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11623 11624 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11625 try { 11626 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11627 } catch (ErrnoException e) { 11628 Slog.w(TAG, "Failed to rename", e); 11629 return false; 11630 } 11631 11632 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11633 Slog.w(TAG, "Failed to restorecon"); 11634 return false; 11635 } 11636 11637 // Reflect the rename internally 11638 codeFile = afterCodeFile; 11639 resourceFile = afterCodeFile; 11640 11641 // Reflect the rename in scanned details 11642 pkg.codePath = afterCodeFile.getAbsolutePath(); 11643 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11644 pkg.baseCodePath); 11645 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11646 pkg.splitCodePaths); 11647 11648 // Reflect the rename in app info 11649 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11650 pkg.applicationInfo.setCodePath(pkg.codePath); 11651 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11652 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11653 pkg.applicationInfo.setResourcePath(pkg.codePath); 11654 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11655 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11656 11657 return true; 11658 } 11659 11660 int doPostInstall(int status, int uid) { 11661 if (status != PackageManager.INSTALL_SUCCEEDED) { 11662 cleanUp(); 11663 } 11664 return status; 11665 } 11666 11667 @Override 11668 String getCodePath() { 11669 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11670 } 11671 11672 @Override 11673 String getResourcePath() { 11674 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11675 } 11676 11677 private boolean cleanUp() { 11678 if (codeFile == null || !codeFile.exists()) { 11679 return false; 11680 } 11681 11682 if (codeFile.isDirectory()) { 11683 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11684 } else { 11685 codeFile.delete(); 11686 } 11687 11688 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11689 resourceFile.delete(); 11690 } 11691 11692 return true; 11693 } 11694 11695 void cleanUpResourcesLI() { 11696 // Try enumerating all code paths before deleting 11697 List<String> allCodePaths = Collections.EMPTY_LIST; 11698 if (codeFile != null && codeFile.exists()) { 11699 try { 11700 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11701 allCodePaths = pkg.getAllCodePaths(); 11702 } catch (PackageParserException e) { 11703 // Ignored; we tried our best 11704 } 11705 } 11706 11707 cleanUp(); 11708 removeDexFiles(allCodePaths, instructionSets); 11709 } 11710 11711 boolean doPostDeleteLI(boolean delete) { 11712 // XXX err, shouldn't we respect the delete flag? 11713 cleanUpResourcesLI(); 11714 return true; 11715 } 11716 } 11717 11718 private boolean isAsecExternal(String cid) { 11719 final String asecPath = PackageHelper.getSdFilesystem(cid); 11720 return !asecPath.startsWith(mAsecInternalPath); 11721 } 11722 11723 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11724 PackageManagerException { 11725 if (copyRet < 0) { 11726 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11727 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11728 throw new PackageManagerException(copyRet, message); 11729 } 11730 } 11731 } 11732 11733 /** 11734 * Extract the MountService "container ID" from the full code path of an 11735 * .apk. 11736 */ 11737 static String cidFromCodePath(String fullCodePath) { 11738 int eidx = fullCodePath.lastIndexOf("/"); 11739 String subStr1 = fullCodePath.substring(0, eidx); 11740 int sidx = subStr1.lastIndexOf("/"); 11741 return subStr1.substring(sidx+1, eidx); 11742 } 11743 11744 /** 11745 * Logic to handle installation of ASEC applications, including copying and 11746 * renaming logic. 11747 */ 11748 class AsecInstallArgs extends InstallArgs { 11749 static final String RES_FILE_NAME = "pkg.apk"; 11750 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11751 11752 String cid; 11753 String packagePath; 11754 String resourcePath; 11755 11756 /** New install */ 11757 AsecInstallArgs(InstallParams params) { 11758 super(params.origin, params.move, params.observer, params.installFlags, 11759 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11760 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11761 params.grantedRuntimePermissions, 11762 params.traceMethod, params.traceCookie); 11763 } 11764 11765 /** Existing install */ 11766 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11767 boolean isExternal, boolean isForwardLocked) { 11768 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11769 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11770 instructionSets, null, null, null, 0); 11771 // Hackily pretend we're still looking at a full code path 11772 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11773 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11774 } 11775 11776 // Extract cid from fullCodePath 11777 int eidx = fullCodePath.lastIndexOf("/"); 11778 String subStr1 = fullCodePath.substring(0, eidx); 11779 int sidx = subStr1.lastIndexOf("/"); 11780 cid = subStr1.substring(sidx+1, eidx); 11781 setMountPath(subStr1); 11782 } 11783 11784 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11785 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11786 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11787 instructionSets, null, null, null, 0); 11788 this.cid = cid; 11789 setMountPath(PackageHelper.getSdDir(cid)); 11790 } 11791 11792 void createCopyFile() { 11793 cid = mInstallerService.allocateExternalStageCidLegacy(); 11794 } 11795 11796 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11797 if (origin.staged && origin.cid != null) { 11798 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11799 cid = origin.cid; 11800 setMountPath(PackageHelper.getSdDir(cid)); 11801 return PackageManager.INSTALL_SUCCEEDED; 11802 } 11803 11804 if (temp) { 11805 createCopyFile(); 11806 } else { 11807 /* 11808 * Pre-emptively destroy the container since it's destroyed if 11809 * copying fails due to it existing anyway. 11810 */ 11811 PackageHelper.destroySdDir(cid); 11812 } 11813 11814 final String newMountPath = imcs.copyPackageToContainer( 11815 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11816 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11817 11818 if (newMountPath != null) { 11819 setMountPath(newMountPath); 11820 return PackageManager.INSTALL_SUCCEEDED; 11821 } else { 11822 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11823 } 11824 } 11825 11826 @Override 11827 String getCodePath() { 11828 return packagePath; 11829 } 11830 11831 @Override 11832 String getResourcePath() { 11833 return resourcePath; 11834 } 11835 11836 int doPreInstall(int status) { 11837 if (status != PackageManager.INSTALL_SUCCEEDED) { 11838 // Destroy container 11839 PackageHelper.destroySdDir(cid); 11840 } else { 11841 boolean mounted = PackageHelper.isContainerMounted(cid); 11842 if (!mounted) { 11843 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11844 Process.SYSTEM_UID); 11845 if (newMountPath != null) { 11846 setMountPath(newMountPath); 11847 } else { 11848 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11849 } 11850 } 11851 } 11852 return status; 11853 } 11854 11855 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11856 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11857 String newMountPath = null; 11858 if (PackageHelper.isContainerMounted(cid)) { 11859 // Unmount the container 11860 if (!PackageHelper.unMountSdDir(cid)) { 11861 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11862 return false; 11863 } 11864 } 11865 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11866 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11867 " which might be stale. Will try to clean up."); 11868 // Clean up the stale container and proceed to recreate. 11869 if (!PackageHelper.destroySdDir(newCacheId)) { 11870 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11871 return false; 11872 } 11873 // Successfully cleaned up stale container. Try to rename again. 11874 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11875 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11876 + " inspite of cleaning it up."); 11877 return false; 11878 } 11879 } 11880 if (!PackageHelper.isContainerMounted(newCacheId)) { 11881 Slog.w(TAG, "Mounting container " + newCacheId); 11882 newMountPath = PackageHelper.mountSdDir(newCacheId, 11883 getEncryptKey(), Process.SYSTEM_UID); 11884 } else { 11885 newMountPath = PackageHelper.getSdDir(newCacheId); 11886 } 11887 if (newMountPath == null) { 11888 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11889 return false; 11890 } 11891 Log.i(TAG, "Succesfully renamed " + cid + 11892 " to " + newCacheId + 11893 " at new path: " + newMountPath); 11894 cid = newCacheId; 11895 11896 final File beforeCodeFile = new File(packagePath); 11897 setMountPath(newMountPath); 11898 final File afterCodeFile = new File(packagePath); 11899 11900 // Reflect the rename in scanned details 11901 pkg.codePath = afterCodeFile.getAbsolutePath(); 11902 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11903 pkg.baseCodePath); 11904 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11905 pkg.splitCodePaths); 11906 11907 // Reflect the rename in app info 11908 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11909 pkg.applicationInfo.setCodePath(pkg.codePath); 11910 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11911 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11912 pkg.applicationInfo.setResourcePath(pkg.codePath); 11913 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11914 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11915 11916 return true; 11917 } 11918 11919 private void setMountPath(String mountPath) { 11920 final File mountFile = new File(mountPath); 11921 11922 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11923 if (monolithicFile.exists()) { 11924 packagePath = monolithicFile.getAbsolutePath(); 11925 if (isFwdLocked()) { 11926 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11927 } else { 11928 resourcePath = packagePath; 11929 } 11930 } else { 11931 packagePath = mountFile.getAbsolutePath(); 11932 resourcePath = packagePath; 11933 } 11934 } 11935 11936 int doPostInstall(int status, int uid) { 11937 if (status != PackageManager.INSTALL_SUCCEEDED) { 11938 cleanUp(); 11939 } else { 11940 final int groupOwner; 11941 final String protectedFile; 11942 if (isFwdLocked()) { 11943 groupOwner = UserHandle.getSharedAppGid(uid); 11944 protectedFile = RES_FILE_NAME; 11945 } else { 11946 groupOwner = -1; 11947 protectedFile = null; 11948 } 11949 11950 if (uid < Process.FIRST_APPLICATION_UID 11951 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11952 Slog.e(TAG, "Failed to finalize " + cid); 11953 PackageHelper.destroySdDir(cid); 11954 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11955 } 11956 11957 boolean mounted = PackageHelper.isContainerMounted(cid); 11958 if (!mounted) { 11959 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11960 } 11961 } 11962 return status; 11963 } 11964 11965 private void cleanUp() { 11966 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11967 11968 // Destroy secure container 11969 PackageHelper.destroySdDir(cid); 11970 } 11971 11972 private List<String> getAllCodePaths() { 11973 final File codeFile = new File(getCodePath()); 11974 if (codeFile != null && codeFile.exists()) { 11975 try { 11976 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11977 return pkg.getAllCodePaths(); 11978 } catch (PackageParserException e) { 11979 // Ignored; we tried our best 11980 } 11981 } 11982 return Collections.EMPTY_LIST; 11983 } 11984 11985 void cleanUpResourcesLI() { 11986 // Enumerate all code paths before deleting 11987 cleanUpResourcesLI(getAllCodePaths()); 11988 } 11989 11990 private void cleanUpResourcesLI(List<String> allCodePaths) { 11991 cleanUp(); 11992 removeDexFiles(allCodePaths, instructionSets); 11993 } 11994 11995 String getPackageName() { 11996 return getAsecPackageName(cid); 11997 } 11998 11999 boolean doPostDeleteLI(boolean delete) { 12000 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12001 final List<String> allCodePaths = getAllCodePaths(); 12002 boolean mounted = PackageHelper.isContainerMounted(cid); 12003 if (mounted) { 12004 // Unmount first 12005 if (PackageHelper.unMountSdDir(cid)) { 12006 mounted = false; 12007 } 12008 } 12009 if (!mounted && delete) { 12010 cleanUpResourcesLI(allCodePaths); 12011 } 12012 return !mounted; 12013 } 12014 12015 @Override 12016 int doPreCopy() { 12017 if (isFwdLocked()) { 12018 if (!PackageHelper.fixSdPermissions(cid, 12019 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 12020 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12021 } 12022 } 12023 12024 return PackageManager.INSTALL_SUCCEEDED; 12025 } 12026 12027 @Override 12028 int doPostCopy(int uid) { 12029 if (isFwdLocked()) { 12030 if (uid < Process.FIRST_APPLICATION_UID 12031 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12032 RES_FILE_NAME)) { 12033 Slog.e(TAG, "Failed to finalize " + cid); 12034 PackageHelper.destroySdDir(cid); 12035 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12036 } 12037 } 12038 12039 return PackageManager.INSTALL_SUCCEEDED; 12040 } 12041 } 12042 12043 /** 12044 * Logic to handle movement of existing installed applications. 12045 */ 12046 class MoveInstallArgs extends InstallArgs { 12047 private File codeFile; 12048 private File resourceFile; 12049 12050 /** New install */ 12051 MoveInstallArgs(InstallParams params) { 12052 super(params.origin, params.move, params.observer, params.installFlags, 12053 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 12054 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12055 params.grantedRuntimePermissions, 12056 params.traceMethod, params.traceCookie); 12057 } 12058 12059 int copyApk(IMediaContainerService imcs, boolean temp) { 12060 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12061 + move.fromUuid + " to " + move.toUuid); 12062 synchronized (mInstaller) { 12063 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12064 move.dataAppName, move.appId, move.seinfo) != 0) { 12065 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12066 } 12067 } 12068 12069 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12070 resourceFile = codeFile; 12071 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12072 12073 return PackageManager.INSTALL_SUCCEEDED; 12074 } 12075 12076 int doPreInstall(int status) { 12077 if (status != PackageManager.INSTALL_SUCCEEDED) { 12078 cleanUp(move.toUuid); 12079 } 12080 return status; 12081 } 12082 12083 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12084 if (status != PackageManager.INSTALL_SUCCEEDED) { 12085 cleanUp(move.toUuid); 12086 return false; 12087 } 12088 12089 // Reflect the move in app info 12090 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12091 pkg.applicationInfo.setCodePath(pkg.codePath); 12092 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12093 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12094 pkg.applicationInfo.setResourcePath(pkg.codePath); 12095 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12096 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12097 12098 return true; 12099 } 12100 12101 int doPostInstall(int status, int uid) { 12102 if (status == PackageManager.INSTALL_SUCCEEDED) { 12103 cleanUp(move.fromUuid); 12104 } else { 12105 cleanUp(move.toUuid); 12106 } 12107 return status; 12108 } 12109 12110 @Override 12111 String getCodePath() { 12112 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12113 } 12114 12115 @Override 12116 String getResourcePath() { 12117 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12118 } 12119 12120 private boolean cleanUp(String volumeUuid) { 12121 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12122 move.dataAppName); 12123 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12124 synchronized (mInstallLock) { 12125 // Clean up both app data and code 12126 removeDataDirsLI(volumeUuid, move.packageName); 12127 if (codeFile.isDirectory()) { 12128 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 12129 } else { 12130 codeFile.delete(); 12131 } 12132 } 12133 return true; 12134 } 12135 12136 void cleanUpResourcesLI() { 12137 throw new UnsupportedOperationException(); 12138 } 12139 12140 boolean doPostDeleteLI(boolean delete) { 12141 throw new UnsupportedOperationException(); 12142 } 12143 } 12144 12145 static String getAsecPackageName(String packageCid) { 12146 int idx = packageCid.lastIndexOf("-"); 12147 if (idx == -1) { 12148 return packageCid; 12149 } 12150 return packageCid.substring(0, idx); 12151 } 12152 12153 // Utility method used to create code paths based on package name and available index. 12154 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12155 String idxStr = ""; 12156 int idx = 1; 12157 // Fall back to default value of idx=1 if prefix is not 12158 // part of oldCodePath 12159 if (oldCodePath != null) { 12160 String subStr = oldCodePath; 12161 // Drop the suffix right away 12162 if (suffix != null && subStr.endsWith(suffix)) { 12163 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12164 } 12165 // If oldCodePath already contains prefix find out the 12166 // ending index to either increment or decrement. 12167 int sidx = subStr.lastIndexOf(prefix); 12168 if (sidx != -1) { 12169 subStr = subStr.substring(sidx + prefix.length()); 12170 if (subStr != null) { 12171 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12172 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12173 } 12174 try { 12175 idx = Integer.parseInt(subStr); 12176 if (idx <= 1) { 12177 idx++; 12178 } else { 12179 idx--; 12180 } 12181 } catch(NumberFormatException e) { 12182 } 12183 } 12184 } 12185 } 12186 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12187 return prefix + idxStr; 12188 } 12189 12190 private File getNextCodePath(File targetDir, String packageName) { 12191 int suffix = 1; 12192 File result; 12193 do { 12194 result = new File(targetDir, packageName + "-" + suffix); 12195 suffix++; 12196 } while (result.exists()); 12197 return result; 12198 } 12199 12200 // Utility method that returns the relative package path with respect 12201 // to the installation directory. Like say for /data/data/com.test-1.apk 12202 // string com.test-1 is returned. 12203 static String deriveCodePathName(String codePath) { 12204 if (codePath == null) { 12205 return null; 12206 } 12207 final File codeFile = new File(codePath); 12208 final String name = codeFile.getName(); 12209 if (codeFile.isDirectory()) { 12210 return name; 12211 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12212 final int lastDot = name.lastIndexOf('.'); 12213 return name.substring(0, lastDot); 12214 } else { 12215 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12216 return null; 12217 } 12218 } 12219 12220 static class PackageInstalledInfo { 12221 String name; 12222 int uid; 12223 // The set of users that originally had this package installed. 12224 int[] origUsers; 12225 // The set of users that now have this package installed. 12226 int[] newUsers; 12227 PackageParser.Package pkg; 12228 int returnCode; 12229 String returnMsg; 12230 PackageRemovedInfo removedInfo; 12231 12232 public void setError(int code, String msg) { 12233 returnCode = code; 12234 returnMsg = msg; 12235 Slog.w(TAG, msg); 12236 } 12237 12238 public void setError(String msg, PackageParserException e) { 12239 returnCode = e.error; 12240 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12241 Slog.w(TAG, msg, e); 12242 } 12243 12244 public void setError(String msg, PackageManagerException e) { 12245 returnCode = e.error; 12246 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12247 Slog.w(TAG, msg, e); 12248 } 12249 12250 // In some error cases we want to convey more info back to the observer 12251 String origPackage; 12252 String origPermission; 12253 } 12254 12255 /* 12256 * Install a non-existing package. 12257 */ 12258 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12259 UserHandle user, String installerPackageName, String volumeUuid, 12260 PackageInstalledInfo res) { 12261 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12262 12263 // Remember this for later, in case we need to rollback this install 12264 String pkgName = pkg.packageName; 12265 12266 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12267 // TODO: b/23350563 12268 final boolean dataDirExists = Environment 12269 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12270 12271 synchronized(mPackages) { 12272 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12273 // A package with the same name is already installed, though 12274 // it has been renamed to an older name. The package we 12275 // are trying to install should be installed as an update to 12276 // the existing one, but that has not been requested, so bail. 12277 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12278 + " without first uninstalling package running as " 12279 + mSettings.mRenamedPackages.get(pkgName)); 12280 return; 12281 } 12282 if (mPackages.containsKey(pkgName)) { 12283 // Don't allow installation over an existing package with the same name. 12284 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12285 + " without first uninstalling."); 12286 return; 12287 } 12288 } 12289 12290 try { 12291 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12292 System.currentTimeMillis(), user); 12293 12294 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12295 // delete the partially installed application. the data directory will have to be 12296 // restored if it was already existing 12297 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12298 // remove package from internal structures. Note that we want deletePackageX to 12299 // delete the package data and cache directories that it created in 12300 // scanPackageLocked, unless those directories existed before we even tried to 12301 // install. 12302 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12303 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12304 res.removedInfo, true); 12305 } 12306 12307 } catch (PackageManagerException e) { 12308 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12309 } 12310 12311 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12312 } 12313 12314 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12315 // Can't rotate keys during boot or if sharedUser. 12316 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12317 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12318 return false; 12319 } 12320 // app is using upgradeKeySets; make sure all are valid 12321 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12322 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12323 for (int i = 0; i < upgradeKeySets.length; i++) { 12324 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12325 Slog.wtf(TAG, "Package " 12326 + (oldPs.name != null ? oldPs.name : "<null>") 12327 + " contains upgrade-key-set reference to unknown key-set: " 12328 + upgradeKeySets[i] 12329 + " reverting to signatures check."); 12330 return false; 12331 } 12332 } 12333 return true; 12334 } 12335 12336 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12337 // Upgrade keysets are being used. Determine if new package has a superset of the 12338 // required keys. 12339 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12340 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12341 for (int i = 0; i < upgradeKeySets.length; i++) { 12342 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12343 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12344 return true; 12345 } 12346 } 12347 return false; 12348 } 12349 12350 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12351 UserHandle user, String installerPackageName, String volumeUuid, 12352 PackageInstalledInfo res) { 12353 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12354 12355 final PackageParser.Package oldPackage; 12356 final String pkgName = pkg.packageName; 12357 final int[] allUsers; 12358 final boolean[] perUserInstalled; 12359 12360 // First find the old package info and check signatures 12361 synchronized(mPackages) { 12362 oldPackage = mPackages.get(pkgName); 12363 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12364 if (isEphemeral && !oldIsEphemeral) { 12365 // can't downgrade from full to ephemeral 12366 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12367 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12368 return; 12369 } 12370 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12371 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12372 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12373 if(!checkUpgradeKeySetLP(ps, pkg)) { 12374 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12375 "New package not signed by keys specified by upgrade-keysets: " 12376 + pkgName); 12377 return; 12378 } 12379 } else { 12380 // default to original signature matching 12381 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12382 != PackageManager.SIGNATURE_MATCH) { 12383 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12384 "New package has a different signature: " + pkgName); 12385 return; 12386 } 12387 } 12388 12389 // In case of rollback, remember per-user/profile install state 12390 allUsers = sUserManager.getUserIds(); 12391 perUserInstalled = new boolean[allUsers.length]; 12392 for (int i = 0; i < allUsers.length; i++) { 12393 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12394 } 12395 } 12396 12397 boolean sysPkg = (isSystemApp(oldPackage)); 12398 if (sysPkg) { 12399 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12400 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12401 } else { 12402 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12403 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12404 } 12405 } 12406 12407 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12408 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12409 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12410 String volumeUuid, PackageInstalledInfo res) { 12411 String pkgName = deletedPackage.packageName; 12412 boolean deletedPkg = true; 12413 boolean updatedSettings = false; 12414 12415 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12416 + deletedPackage); 12417 long origUpdateTime; 12418 if (pkg.mExtras != null) { 12419 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12420 } else { 12421 origUpdateTime = 0; 12422 } 12423 12424 // First delete the existing package while retaining the data directory 12425 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12426 res.removedInfo, true)) { 12427 // If the existing package wasn't successfully deleted 12428 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12429 deletedPkg = false; 12430 } else { 12431 // Successfully deleted the old package; proceed with replace. 12432 12433 // If deleted package lived in a container, give users a chance to 12434 // relinquish resources before killing. 12435 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12436 if (DEBUG_INSTALL) { 12437 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12438 } 12439 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12440 final ArrayList<String> pkgList = new ArrayList<String>(1); 12441 pkgList.add(deletedPackage.applicationInfo.packageName); 12442 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12443 } 12444 12445 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12446 try { 12447 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12448 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12449 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12450 perUserInstalled, res, user); 12451 updatedSettings = true; 12452 } catch (PackageManagerException e) { 12453 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12454 } 12455 } 12456 12457 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12458 // remove package from internal structures. Note that we want deletePackageX to 12459 // delete the package data and cache directories that it created in 12460 // scanPackageLocked, unless those directories existed before we even tried to 12461 // install. 12462 if(updatedSettings) { 12463 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12464 deletePackageLI( 12465 pkgName, null, true, allUsers, perUserInstalled, 12466 PackageManager.DELETE_KEEP_DATA, 12467 res.removedInfo, true); 12468 } 12469 // Since we failed to install the new package we need to restore the old 12470 // package that we deleted. 12471 if (deletedPkg) { 12472 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12473 File restoreFile = new File(deletedPackage.codePath); 12474 // Parse old package 12475 boolean oldExternal = isExternal(deletedPackage); 12476 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12477 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12478 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12479 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12480 try { 12481 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12482 null); 12483 } catch (PackageManagerException e) { 12484 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12485 + e.getMessage()); 12486 return; 12487 } 12488 // Restore of old package succeeded. Update permissions. 12489 // writer 12490 synchronized (mPackages) { 12491 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12492 UPDATE_PERMISSIONS_ALL); 12493 // can downgrade to reader 12494 mSettings.writeLPr(); 12495 } 12496 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12497 } 12498 } 12499 } 12500 12501 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12502 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12503 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12504 String volumeUuid, PackageInstalledInfo res) { 12505 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12506 + ", old=" + deletedPackage); 12507 boolean disabledSystem = false; 12508 boolean updatedSettings = false; 12509 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12510 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12511 != 0) { 12512 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12513 } 12514 String packageName = deletedPackage.packageName; 12515 if (packageName == null) { 12516 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12517 "Attempt to delete null packageName."); 12518 return; 12519 } 12520 PackageParser.Package oldPkg; 12521 PackageSetting oldPkgSetting; 12522 // reader 12523 synchronized (mPackages) { 12524 oldPkg = mPackages.get(packageName); 12525 oldPkgSetting = mSettings.mPackages.get(packageName); 12526 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12527 (oldPkgSetting == null)) { 12528 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12529 "Couldn't find package:" + packageName + " information"); 12530 return; 12531 } 12532 } 12533 12534 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12535 12536 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12537 res.removedInfo.removedPackage = packageName; 12538 // Remove existing system package 12539 removePackageLI(oldPkgSetting, true); 12540 // writer 12541 synchronized (mPackages) { 12542 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12543 if (!disabledSystem && deletedPackage != null) { 12544 // We didn't need to disable the .apk as a current system package, 12545 // which means we are replacing another update that is already 12546 // installed. We need to make sure to delete the older one's .apk. 12547 res.removedInfo.args = createInstallArgsForExisting(0, 12548 deletedPackage.applicationInfo.getCodePath(), 12549 deletedPackage.applicationInfo.getResourcePath(), 12550 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12551 } else { 12552 res.removedInfo.args = null; 12553 } 12554 } 12555 12556 // Successfully disabled the old package. Now proceed with re-installation 12557 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12558 12559 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12560 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12561 12562 PackageParser.Package newPackage = null; 12563 try { 12564 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12565 if (newPackage.mExtras != null) { 12566 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12567 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12568 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12569 12570 // is the update attempting to change shared user? that isn't going to work... 12571 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12572 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12573 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12574 + " to " + newPkgSetting.sharedUser); 12575 updatedSettings = true; 12576 } 12577 } 12578 12579 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12580 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12581 perUserInstalled, res, user); 12582 updatedSettings = true; 12583 } 12584 12585 } catch (PackageManagerException e) { 12586 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12587 } 12588 12589 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12590 // Re installation failed. Restore old information 12591 // Remove new pkg information 12592 if (newPackage != null) { 12593 removeInstalledPackageLI(newPackage, true); 12594 } 12595 // Add back the old system package 12596 try { 12597 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12598 } catch (PackageManagerException e) { 12599 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12600 } 12601 // Restore the old system information in Settings 12602 synchronized (mPackages) { 12603 if (disabledSystem) { 12604 mSettings.enableSystemPackageLPw(packageName); 12605 } 12606 if (updatedSettings) { 12607 mSettings.setInstallerPackageName(packageName, 12608 oldPkgSetting.installerPackageName); 12609 } 12610 mSettings.writeLPr(); 12611 } 12612 } 12613 } 12614 12615 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12616 // Collect all used permissions in the UID 12617 ArraySet<String> usedPermissions = new ArraySet<>(); 12618 final int packageCount = su.packages.size(); 12619 for (int i = 0; i < packageCount; i++) { 12620 PackageSetting ps = su.packages.valueAt(i); 12621 if (ps.pkg == null) { 12622 continue; 12623 } 12624 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12625 for (int j = 0; j < requestedPermCount; j++) { 12626 String permission = ps.pkg.requestedPermissions.get(j); 12627 BasePermission bp = mSettings.mPermissions.get(permission); 12628 if (bp != null) { 12629 usedPermissions.add(permission); 12630 } 12631 } 12632 } 12633 12634 PermissionsState permissionsState = su.getPermissionsState(); 12635 // Prune install permissions 12636 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12637 final int installPermCount = installPermStates.size(); 12638 for (int i = installPermCount - 1; i >= 0; i--) { 12639 PermissionState permissionState = installPermStates.get(i); 12640 if (!usedPermissions.contains(permissionState.getName())) { 12641 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12642 if (bp != null) { 12643 permissionsState.revokeInstallPermission(bp); 12644 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12645 PackageManager.MASK_PERMISSION_FLAGS, 0); 12646 } 12647 } 12648 } 12649 12650 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12651 12652 // Prune runtime permissions 12653 for (int userId : allUserIds) { 12654 List<PermissionState> runtimePermStates = permissionsState 12655 .getRuntimePermissionStates(userId); 12656 final int runtimePermCount = runtimePermStates.size(); 12657 for (int i = runtimePermCount - 1; i >= 0; i--) { 12658 PermissionState permissionState = runtimePermStates.get(i); 12659 if (!usedPermissions.contains(permissionState.getName())) { 12660 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12661 if (bp != null) { 12662 permissionsState.revokeRuntimePermission(bp, userId); 12663 permissionsState.updatePermissionFlags(bp, userId, 12664 PackageManager.MASK_PERMISSION_FLAGS, 0); 12665 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12666 runtimePermissionChangedUserIds, userId); 12667 } 12668 } 12669 } 12670 } 12671 12672 return runtimePermissionChangedUserIds; 12673 } 12674 12675 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12676 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12677 UserHandle user) { 12678 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12679 12680 String pkgName = newPackage.packageName; 12681 synchronized (mPackages) { 12682 //write settings. the installStatus will be incomplete at this stage. 12683 //note that the new package setting would have already been 12684 //added to mPackages. It hasn't been persisted yet. 12685 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12686 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12687 mSettings.writeLPr(); 12688 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12689 } 12690 12691 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12692 synchronized (mPackages) { 12693 updatePermissionsLPw(newPackage.packageName, newPackage, 12694 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12695 ? UPDATE_PERMISSIONS_ALL : 0)); 12696 // For system-bundled packages, we assume that installing an upgraded version 12697 // of the package implies that the user actually wants to run that new code, 12698 // so we enable the package. 12699 PackageSetting ps = mSettings.mPackages.get(pkgName); 12700 if (ps != null) { 12701 if (isSystemApp(newPackage)) { 12702 // NB: implicit assumption that system package upgrades apply to all users 12703 if (DEBUG_INSTALL) { 12704 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12705 } 12706 if (res.origUsers != null) { 12707 for (int userHandle : res.origUsers) { 12708 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12709 userHandle, installerPackageName); 12710 } 12711 } 12712 // Also convey the prior install/uninstall state 12713 if (allUsers != null && perUserInstalled != null) { 12714 for (int i = 0; i < allUsers.length; i++) { 12715 if (DEBUG_INSTALL) { 12716 Slog.d(TAG, " user " + allUsers[i] 12717 + " => " + perUserInstalled[i]); 12718 } 12719 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12720 } 12721 // these install state changes will be persisted in the 12722 // upcoming call to mSettings.writeLPr(). 12723 } 12724 } 12725 // It's implied that when a user requests installation, they want the app to be 12726 // installed and enabled. 12727 int userId = user.getIdentifier(); 12728 if (userId != UserHandle.USER_ALL) { 12729 ps.setInstalled(true, userId); 12730 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12731 } 12732 } 12733 res.name = pkgName; 12734 res.uid = newPackage.applicationInfo.uid; 12735 res.pkg = newPackage; 12736 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12737 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12738 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12739 //to update install status 12740 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12741 mSettings.writeLPr(); 12742 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12743 } 12744 12745 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12746 } 12747 12748 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12749 try { 12750 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12751 installPackageLI(args, res); 12752 } finally { 12753 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12754 } 12755 } 12756 12757 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12758 final int installFlags = args.installFlags; 12759 final String installerPackageName = args.installerPackageName; 12760 final String volumeUuid = args.volumeUuid; 12761 final File tmpPackageFile = new File(args.getCodePath()); 12762 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12763 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12764 || (args.volumeUuid != null)); 12765 final boolean quickInstall = ((installFlags & PackageManager.INSTALL_QUICK) != 0); 12766 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12767 boolean replace = false; 12768 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12769 if (args.move != null) { 12770 // moving a complete application; perfom an initial scan on the new install location 12771 scanFlags |= SCAN_INITIAL; 12772 } 12773 // Result object to be returned 12774 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12775 12776 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12777 12778 // Sanity check 12779 if (ephemeral && (forwardLocked || onExternal)) { 12780 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12781 + " external=" + onExternal); 12782 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12783 return; 12784 } 12785 12786 // Retrieve PackageSettings and parse package 12787 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12788 | PackageParser.PARSE_ENFORCE_CODE 12789 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12790 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12791 | (quickInstall ? PackageParser.PARSE_SKIP_VERIFICATION : 0) 12792 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12793 PackageParser pp = new PackageParser(); 12794 pp.setSeparateProcesses(mSeparateProcesses); 12795 pp.setDisplayMetrics(mMetrics); 12796 12797 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12798 final PackageParser.Package pkg; 12799 try { 12800 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12801 } catch (PackageParserException e) { 12802 res.setError("Failed parse during installPackageLI", e); 12803 return; 12804 } finally { 12805 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12806 } 12807 12808 // Mark that we have an install time CPU ABI override. 12809 pkg.cpuAbiOverride = args.abiOverride; 12810 12811 String pkgName = res.name = pkg.packageName; 12812 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12813 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12814 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12815 return; 12816 } 12817 } 12818 12819 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12820 try { 12821 pp.collectCertificates(pkg, parseFlags); 12822 } catch (PackageParserException e) { 12823 res.setError("Failed collect during installPackageLI", e); 12824 return; 12825 } finally { 12826 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12827 } 12828 12829 /* If the installer passed in a manifest digest, compare it now. */ 12830 if (args.manifestDigest != null) { 12831 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectManifestDigest"); 12832 try { 12833 pp.collectManifestDigest(pkg); 12834 } catch (PackageParserException e) { 12835 res.setError("Failed collect during installPackageLI", e); 12836 return; 12837 } finally { 12838 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12839 } 12840 12841 if (DEBUG_INSTALL) { 12842 final String parsedManifest = pkg.manifestDigest == null ? "null" 12843 : pkg.manifestDigest.toString(); 12844 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12845 + parsedManifest); 12846 } 12847 12848 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12849 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12850 return; 12851 } 12852 } else if (DEBUG_INSTALL) { 12853 final String parsedManifest = pkg.manifestDigest == null 12854 ? "null" : pkg.manifestDigest.toString(); 12855 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12856 } 12857 12858 // Get rid of all references to package scan path via parser. 12859 pp = null; 12860 String oldCodePath = null; 12861 boolean systemApp = false; 12862 synchronized (mPackages) { 12863 // Check if installing already existing package 12864 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12865 String oldName = mSettings.mRenamedPackages.get(pkgName); 12866 if (pkg.mOriginalPackages != null 12867 && pkg.mOriginalPackages.contains(oldName) 12868 && mPackages.containsKey(oldName)) { 12869 // This package is derived from an original package, 12870 // and this device has been updating from that original 12871 // name. We must continue using the original name, so 12872 // rename the new package here. 12873 pkg.setPackageName(oldName); 12874 pkgName = pkg.packageName; 12875 replace = true; 12876 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12877 + oldName + " pkgName=" + pkgName); 12878 } else if (mPackages.containsKey(pkgName)) { 12879 // This package, under its official name, already exists 12880 // on the device; we should replace it. 12881 replace = true; 12882 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12883 } 12884 12885 // Prevent apps opting out from runtime permissions 12886 if (replace) { 12887 PackageParser.Package oldPackage = mPackages.get(pkgName); 12888 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12889 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12890 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12891 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12892 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12893 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12894 + " doesn't support runtime permissions but the old" 12895 + " target SDK " + oldTargetSdk + " does."); 12896 return; 12897 } 12898 } 12899 } 12900 12901 PackageSetting ps = mSettings.mPackages.get(pkgName); 12902 if (ps != null) { 12903 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12904 12905 // Quick sanity check that we're signed correctly if updating; 12906 // we'll check this again later when scanning, but we want to 12907 // bail early here before tripping over redefined permissions. 12908 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12909 if (!checkUpgradeKeySetLP(ps, pkg)) { 12910 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12911 + pkg.packageName + " upgrade keys do not match the " 12912 + "previously installed version"); 12913 return; 12914 } 12915 } else { 12916 try { 12917 verifySignaturesLP(ps, pkg); 12918 } catch (PackageManagerException e) { 12919 res.setError(e.error, e.getMessage()); 12920 return; 12921 } 12922 } 12923 12924 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12925 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12926 systemApp = (ps.pkg.applicationInfo.flags & 12927 ApplicationInfo.FLAG_SYSTEM) != 0; 12928 } 12929 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12930 } 12931 12932 // Check whether the newly-scanned package wants to define an already-defined perm 12933 int N = pkg.permissions.size(); 12934 for (int i = N-1; i >= 0; i--) { 12935 PackageParser.Permission perm = pkg.permissions.get(i); 12936 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12937 if (bp != null) { 12938 // If the defining package is signed with our cert, it's okay. This 12939 // also includes the "updating the same package" case, of course. 12940 // "updating same package" could also involve key-rotation. 12941 final boolean sigsOk; 12942 if (bp.sourcePackage.equals(pkg.packageName) 12943 && (bp.packageSetting instanceof PackageSetting) 12944 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12945 scanFlags))) { 12946 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12947 } else { 12948 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12949 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12950 } 12951 if (!sigsOk) { 12952 // If the owning package is the system itself, we log but allow 12953 // install to proceed; we fail the install on all other permission 12954 // redefinitions. 12955 if (!bp.sourcePackage.equals("android")) { 12956 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12957 + pkg.packageName + " attempting to redeclare permission " 12958 + perm.info.name + " already owned by " + bp.sourcePackage); 12959 res.origPermission = perm.info.name; 12960 res.origPackage = bp.sourcePackage; 12961 return; 12962 } else { 12963 Slog.w(TAG, "Package " + pkg.packageName 12964 + " attempting to redeclare system permission " 12965 + perm.info.name + "; ignoring new declaration"); 12966 pkg.permissions.remove(i); 12967 } 12968 } 12969 } 12970 } 12971 12972 } 12973 12974 if (systemApp) { 12975 if (onExternal) { 12976 // Abort update; system app can't be replaced with app on sdcard 12977 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12978 "Cannot install updates to system apps on sdcard"); 12979 return; 12980 } else if (ephemeral) { 12981 // Abort update; system app can't be replaced with an ephemeral app 12982 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 12983 "Cannot update a system app with an ephemeral app"); 12984 return; 12985 } 12986 } 12987 12988 if (args.move != null) { 12989 // We did an in-place move, so dex is ready to roll 12990 scanFlags |= SCAN_NO_DEX; 12991 scanFlags |= SCAN_MOVE; 12992 12993 synchronized (mPackages) { 12994 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12995 if (ps == null) { 12996 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12997 "Missing settings for moved package " + pkgName); 12998 } 12999 13000 // We moved the entire application as-is, so bring over the 13001 // previously derived ABI information. 13002 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13003 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13004 } 13005 13006 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13007 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13008 scanFlags |= SCAN_NO_DEX; 13009 13010 try { 13011 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 13012 true /* extract libs */); 13013 } catch (PackageManagerException pme) { 13014 Slog.e(TAG, "Error deriving application ABI", pme); 13015 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13016 return; 13017 } 13018 } 13019 13020 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13021 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13022 return; 13023 } 13024 13025 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13026 13027 if (replace) { 13028 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13029 installerPackageName, volumeUuid, res); 13030 } else { 13031 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13032 args.user, installerPackageName, volumeUuid, res); 13033 } 13034 synchronized (mPackages) { 13035 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13036 if (ps != null) { 13037 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13038 } 13039 } 13040 } 13041 13042 private void startIntentFilterVerifications(int userId, boolean replacing, 13043 PackageParser.Package pkg) { 13044 if (mIntentFilterVerifierComponent == null) { 13045 Slog.w(TAG, "No IntentFilter verification will not be done as " 13046 + "there is no IntentFilterVerifier available!"); 13047 return; 13048 } 13049 13050 final int verifierUid = getPackageUid( 13051 mIntentFilterVerifierComponent.getPackageName(), 13052 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13053 13054 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13055 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13056 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13057 mHandler.sendMessage(msg); 13058 } 13059 13060 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13061 PackageParser.Package pkg) { 13062 int size = pkg.activities.size(); 13063 if (size == 0) { 13064 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13065 "No activity, so no need to verify any IntentFilter!"); 13066 return; 13067 } 13068 13069 final boolean hasDomainURLs = hasDomainURLs(pkg); 13070 if (!hasDomainURLs) { 13071 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13072 "No domain URLs, so no need to verify any IntentFilter!"); 13073 return; 13074 } 13075 13076 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13077 + " if any IntentFilter from the " + size 13078 + " Activities needs verification ..."); 13079 13080 int count = 0; 13081 final String packageName = pkg.packageName; 13082 13083 synchronized (mPackages) { 13084 // If this is a new install and we see that we've already run verification for this 13085 // package, we have nothing to do: it means the state was restored from backup. 13086 if (!replacing) { 13087 IntentFilterVerificationInfo ivi = 13088 mSettings.getIntentFilterVerificationLPr(packageName); 13089 if (ivi != null) { 13090 if (DEBUG_DOMAIN_VERIFICATION) { 13091 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13092 + ivi.getStatusString()); 13093 } 13094 return; 13095 } 13096 } 13097 13098 // If any filters need to be verified, then all need to be. 13099 boolean needToVerify = false; 13100 for (PackageParser.Activity a : pkg.activities) { 13101 for (ActivityIntentInfo filter : a.intents) { 13102 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13103 if (DEBUG_DOMAIN_VERIFICATION) { 13104 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13105 } 13106 needToVerify = true; 13107 break; 13108 } 13109 } 13110 } 13111 13112 if (needToVerify) { 13113 final int verificationId = mIntentFilterVerificationToken++; 13114 for (PackageParser.Activity a : pkg.activities) { 13115 for (ActivityIntentInfo filter : a.intents) { 13116 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13117 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13118 "Verification needed for IntentFilter:" + filter.toString()); 13119 mIntentFilterVerifier.addOneIntentFilterVerification( 13120 verifierUid, userId, verificationId, filter, packageName); 13121 count++; 13122 } 13123 } 13124 } 13125 } 13126 } 13127 13128 if (count > 0) { 13129 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13130 + " IntentFilter verification" + (count > 1 ? "s" : "") 13131 + " for userId:" + userId); 13132 mIntentFilterVerifier.startVerifications(userId); 13133 } else { 13134 if (DEBUG_DOMAIN_VERIFICATION) { 13135 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13136 } 13137 } 13138 } 13139 13140 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13141 final ComponentName cn = filter.activity.getComponentName(); 13142 final String packageName = cn.getPackageName(); 13143 13144 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13145 packageName); 13146 if (ivi == null) { 13147 return true; 13148 } 13149 int status = ivi.getStatus(); 13150 switch (status) { 13151 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13152 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13153 return true; 13154 13155 default: 13156 // Nothing to do 13157 return false; 13158 } 13159 } 13160 13161 private static boolean isMultiArch(ApplicationInfo info) { 13162 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13163 } 13164 13165 private static boolean isExternal(PackageParser.Package pkg) { 13166 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13167 } 13168 13169 private static boolean isExternal(PackageSetting ps) { 13170 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13171 } 13172 13173 private static boolean isEphemeral(PackageParser.Package pkg) { 13174 return pkg.applicationInfo.isEphemeralApp(); 13175 } 13176 13177 private static boolean isEphemeral(PackageSetting ps) { 13178 return ps.pkg != null && isEphemeral(ps.pkg); 13179 } 13180 13181 private static boolean isSystemApp(PackageParser.Package pkg) { 13182 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13183 } 13184 13185 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13186 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13187 } 13188 13189 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13190 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13191 } 13192 13193 private static boolean isSystemApp(PackageSetting ps) { 13194 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13195 } 13196 13197 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13198 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13199 } 13200 13201 private int packageFlagsToInstallFlags(PackageSetting ps) { 13202 int installFlags = 0; 13203 if (isEphemeral(ps)) { 13204 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13205 } 13206 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13207 // This existing package was an external ASEC install when we have 13208 // the external flag without a UUID 13209 installFlags |= PackageManager.INSTALL_EXTERNAL; 13210 } 13211 if (ps.isForwardLocked()) { 13212 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13213 } 13214 return installFlags; 13215 } 13216 13217 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13218 if (isExternal(pkg)) { 13219 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13220 return StorageManager.UUID_PRIMARY_PHYSICAL; 13221 } else { 13222 return pkg.volumeUuid; 13223 } 13224 } else { 13225 return StorageManager.UUID_PRIVATE_INTERNAL; 13226 } 13227 } 13228 13229 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13230 if (isExternal(pkg)) { 13231 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13232 return mSettings.getExternalVersion(); 13233 } else { 13234 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13235 } 13236 } else { 13237 return mSettings.getInternalVersion(); 13238 } 13239 } 13240 13241 private void deleteTempPackageFiles() { 13242 final FilenameFilter filter = new FilenameFilter() { 13243 public boolean accept(File dir, String name) { 13244 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13245 } 13246 }; 13247 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13248 file.delete(); 13249 } 13250 } 13251 13252 @Override 13253 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13254 int flags) { 13255 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13256 flags); 13257 } 13258 13259 @Override 13260 public void deletePackage(final String packageName, 13261 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13262 mContext.enforceCallingOrSelfPermission( 13263 android.Manifest.permission.DELETE_PACKAGES, null); 13264 Preconditions.checkNotNull(packageName); 13265 Preconditions.checkNotNull(observer); 13266 final int uid = Binder.getCallingUid(); 13267 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13268 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13269 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13270 mContext.enforceCallingOrSelfPermission( 13271 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13272 "deletePackage for user " + userId); 13273 } 13274 13275 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13276 try { 13277 observer.onPackageDeleted(packageName, 13278 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13279 } catch (RemoteException re) { 13280 } 13281 return; 13282 } 13283 13284 for (int currentUserId : users) { 13285 if (getBlockUninstallForUser(packageName, currentUserId)) { 13286 try { 13287 observer.onPackageDeleted(packageName, 13288 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13289 } catch (RemoteException re) { 13290 } 13291 return; 13292 } 13293 } 13294 13295 if (DEBUG_REMOVE) { 13296 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13297 } 13298 // Queue up an async operation since the package deletion may take a little while. 13299 mHandler.post(new Runnable() { 13300 public void run() { 13301 mHandler.removeCallbacks(this); 13302 final int returnCode = deletePackageX(packageName, userId, flags); 13303 try { 13304 observer.onPackageDeleted(packageName, returnCode, null); 13305 } catch (RemoteException e) { 13306 Log.i(TAG, "Observer no longer exists."); 13307 } //end catch 13308 } //end run 13309 }); 13310 } 13311 13312 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13313 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13314 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13315 try { 13316 if (dpm != null) { 13317 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13318 /* callingUserOnly =*/ false); 13319 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13320 : deviceOwnerComponentName.getPackageName(); 13321 // Does the package contains the device owner? 13322 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13323 // this check is probably not needed, since DO should be registered as a device 13324 // admin on some user too. (Original bug for this: b/17657954) 13325 if (packageName.equals(deviceOwnerPackageName)) { 13326 return true; 13327 } 13328 // Does it contain a device admin for any user? 13329 int[] users; 13330 if (userId == UserHandle.USER_ALL) { 13331 users = sUserManager.getUserIds(); 13332 } else { 13333 users = new int[]{userId}; 13334 } 13335 for (int i = 0; i < users.length; ++i) { 13336 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13337 return true; 13338 } 13339 } 13340 } 13341 } catch (RemoteException e) { 13342 } 13343 return false; 13344 } 13345 13346 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13347 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13348 } 13349 13350 /** 13351 * This method is an internal method that could be get invoked either 13352 * to delete an installed package or to clean up a failed installation. 13353 * After deleting an installed package, a broadcast is sent to notify any 13354 * listeners that the package has been installed. For cleaning up a failed 13355 * installation, the broadcast is not necessary since the package's 13356 * installation wouldn't have sent the initial broadcast either 13357 * The key steps in deleting a package are 13358 * deleting the package information in internal structures like mPackages, 13359 * deleting the packages base directories through installd 13360 * updating mSettings to reflect current status 13361 * persisting settings for later use 13362 * sending a broadcast if necessary 13363 */ 13364 private int deletePackageX(String packageName, int userId, int flags) { 13365 final PackageRemovedInfo info = new PackageRemovedInfo(); 13366 final boolean res; 13367 13368 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13369 ? UserHandle.ALL : new UserHandle(userId); 13370 13371 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13372 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13373 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13374 } 13375 13376 boolean removedForAllUsers = false; 13377 boolean systemUpdate = false; 13378 13379 PackageParser.Package uninstalledPkg; 13380 13381 // for the uninstall-updates case and restricted profiles, remember the per- 13382 // userhandle installed state 13383 int[] allUsers; 13384 boolean[] perUserInstalled; 13385 synchronized (mPackages) { 13386 uninstalledPkg = mPackages.get(packageName); 13387 PackageSetting ps = mSettings.mPackages.get(packageName); 13388 allUsers = sUserManager.getUserIds(); 13389 perUserInstalled = new boolean[allUsers.length]; 13390 for (int i = 0; i < allUsers.length; i++) { 13391 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13392 } 13393 } 13394 13395 synchronized (mInstallLock) { 13396 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13397 res = deletePackageLI(packageName, removeForUser, 13398 true, allUsers, perUserInstalled, 13399 flags | REMOVE_CHATTY, info, true); 13400 systemUpdate = info.isRemovedPackageSystemUpdate; 13401 synchronized (mPackages) { 13402 if (res) { 13403 if (!systemUpdate && mPackages.get(packageName) == null) { 13404 removedForAllUsers = true; 13405 } 13406 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13407 } 13408 } 13409 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13410 + " removedForAllUsers=" + removedForAllUsers); 13411 } 13412 13413 if (res) { 13414 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13415 13416 // If the removed package was a system update, the old system package 13417 // was re-enabled; we need to broadcast this information 13418 if (systemUpdate) { 13419 Bundle extras = new Bundle(1); 13420 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13421 ? info.removedAppId : info.uid); 13422 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13423 13424 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13425 extras, 0, null, null, null); 13426 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13427 extras, 0, null, null, null); 13428 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13429 null, 0, packageName, null, null); 13430 } 13431 } 13432 // Force a gc here. 13433 Runtime.getRuntime().gc(); 13434 // Delete the resources here after sending the broadcast to let 13435 // other processes clean up before deleting resources. 13436 if (info.args != null) { 13437 synchronized (mInstallLock) { 13438 info.args.doPostDeleteLI(true); 13439 } 13440 } 13441 13442 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13443 } 13444 13445 class PackageRemovedInfo { 13446 String removedPackage; 13447 int uid = -1; 13448 int removedAppId = -1; 13449 int[] removedUsers = null; 13450 boolean isRemovedPackageSystemUpdate = false; 13451 // Clean up resources deleted packages. 13452 InstallArgs args = null; 13453 13454 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13455 Bundle extras = new Bundle(1); 13456 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13457 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13458 if (replacing) { 13459 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13460 } 13461 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13462 if (removedPackage != null) { 13463 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13464 extras, 0, null, null, removedUsers); 13465 if (fullRemove && !replacing) { 13466 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13467 extras, 0, null, null, removedUsers); 13468 } 13469 } 13470 if (removedAppId >= 0) { 13471 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13472 removedUsers); 13473 } 13474 } 13475 } 13476 13477 /* 13478 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13479 * flag is not set, the data directory is removed as well. 13480 * make sure this flag is set for partially installed apps. If not its meaningless to 13481 * delete a partially installed application. 13482 */ 13483 private void removePackageDataLI(PackageSetting ps, 13484 int[] allUserHandles, boolean[] perUserInstalled, 13485 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13486 String packageName = ps.name; 13487 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13488 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13489 // Retrieve object to delete permissions for shared user later on 13490 final PackageSetting deletedPs; 13491 // reader 13492 synchronized (mPackages) { 13493 deletedPs = mSettings.mPackages.get(packageName); 13494 if (outInfo != null) { 13495 outInfo.removedPackage = packageName; 13496 outInfo.removedUsers = deletedPs != null 13497 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13498 : null; 13499 } 13500 } 13501 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13502 removeDataDirsLI(ps.volumeUuid, packageName); 13503 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13504 } 13505 // writer 13506 synchronized (mPackages) { 13507 if (deletedPs != null) { 13508 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13509 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13510 clearDefaultBrowserIfNeeded(packageName); 13511 if (outInfo != null) { 13512 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13513 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13514 } 13515 updatePermissionsLPw(deletedPs.name, null, 0); 13516 if (deletedPs.sharedUser != null) { 13517 // Remove permissions associated with package. Since runtime 13518 // permissions are per user we have to kill the removed package 13519 // or packages running under the shared user of the removed 13520 // package if revoking the permissions requested only by the removed 13521 // package is successful and this causes a change in gids. 13522 for (int userId : UserManagerService.getInstance().getUserIds()) { 13523 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13524 userId); 13525 if (userIdToKill == UserHandle.USER_ALL 13526 || userIdToKill >= UserHandle.USER_SYSTEM) { 13527 // If gids changed for this user, kill all affected packages. 13528 mHandler.post(new Runnable() { 13529 @Override 13530 public void run() { 13531 // This has to happen with no lock held. 13532 killApplication(deletedPs.name, deletedPs.appId, 13533 KILL_APP_REASON_GIDS_CHANGED); 13534 } 13535 }); 13536 break; 13537 } 13538 } 13539 } 13540 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13541 } 13542 // make sure to preserve per-user disabled state if this removal was just 13543 // a downgrade of a system app to the factory package 13544 if (allUserHandles != null && perUserInstalled != null) { 13545 if (DEBUG_REMOVE) { 13546 Slog.d(TAG, "Propagating install state across downgrade"); 13547 } 13548 for (int i = 0; i < allUserHandles.length; i++) { 13549 if (DEBUG_REMOVE) { 13550 Slog.d(TAG, " user " + allUserHandles[i] 13551 + " => " + perUserInstalled[i]); 13552 } 13553 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13554 } 13555 } 13556 } 13557 // can downgrade to reader 13558 if (writeSettings) { 13559 // Save settings now 13560 mSettings.writeLPr(); 13561 } 13562 } 13563 if (outInfo != null) { 13564 // A user ID was deleted here. Go through all users and remove it 13565 // from KeyStore. 13566 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13567 } 13568 } 13569 13570 static boolean locationIsPrivileged(File path) { 13571 try { 13572 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13573 .getCanonicalPath(); 13574 return path.getCanonicalPath().startsWith(privilegedAppDir); 13575 } catch (IOException e) { 13576 Slog.e(TAG, "Unable to access code path " + path); 13577 } 13578 return false; 13579 } 13580 13581 /* 13582 * Tries to delete system package. 13583 */ 13584 private boolean deleteSystemPackageLI(PackageSetting newPs, 13585 int[] allUserHandles, boolean[] perUserInstalled, 13586 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13587 final boolean applyUserRestrictions 13588 = (allUserHandles != null) && (perUserInstalled != null); 13589 PackageSetting disabledPs = null; 13590 // Confirm if the system package has been updated 13591 // An updated system app can be deleted. This will also have to restore 13592 // the system pkg from system partition 13593 // reader 13594 synchronized (mPackages) { 13595 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13596 } 13597 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13598 + " disabledPs=" + disabledPs); 13599 if (disabledPs == null) { 13600 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13601 return false; 13602 } else if (DEBUG_REMOVE) { 13603 Slog.d(TAG, "Deleting system pkg from data partition"); 13604 } 13605 if (DEBUG_REMOVE) { 13606 if (applyUserRestrictions) { 13607 Slog.d(TAG, "Remembering install states:"); 13608 for (int i = 0; i < allUserHandles.length; i++) { 13609 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13610 } 13611 } 13612 } 13613 // Delete the updated package 13614 outInfo.isRemovedPackageSystemUpdate = true; 13615 if (disabledPs.versionCode < newPs.versionCode) { 13616 // Delete data for downgrades 13617 flags &= ~PackageManager.DELETE_KEEP_DATA; 13618 } else { 13619 // Preserve data by setting flag 13620 flags |= PackageManager.DELETE_KEEP_DATA; 13621 } 13622 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13623 allUserHandles, perUserInstalled, outInfo, writeSettings); 13624 if (!ret) { 13625 return false; 13626 } 13627 // writer 13628 synchronized (mPackages) { 13629 // Reinstate the old system package 13630 mSettings.enableSystemPackageLPw(newPs.name); 13631 // Remove any native libraries from the upgraded package. 13632 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13633 } 13634 // Install the system package 13635 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13636 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13637 if (locationIsPrivileged(disabledPs.codePath)) { 13638 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13639 } 13640 13641 final PackageParser.Package newPkg; 13642 try { 13643 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13644 } catch (PackageManagerException e) { 13645 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13646 return false; 13647 } 13648 13649 // writer 13650 synchronized (mPackages) { 13651 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13652 13653 // Propagate the permissions state as we do not want to drop on the floor 13654 // runtime permissions. The update permissions method below will take 13655 // care of removing obsolete permissions and grant install permissions. 13656 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13657 updatePermissionsLPw(newPkg.packageName, newPkg, 13658 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13659 13660 if (applyUserRestrictions) { 13661 if (DEBUG_REMOVE) { 13662 Slog.d(TAG, "Propagating install state across reinstall"); 13663 } 13664 for (int i = 0; i < allUserHandles.length; i++) { 13665 if (DEBUG_REMOVE) { 13666 Slog.d(TAG, " user " + allUserHandles[i] 13667 + " => " + perUserInstalled[i]); 13668 } 13669 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13670 13671 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13672 } 13673 // Regardless of writeSettings we need to ensure that this restriction 13674 // state propagation is persisted 13675 mSettings.writeAllUsersPackageRestrictionsLPr(); 13676 } 13677 // can downgrade to reader here 13678 if (writeSettings) { 13679 mSettings.writeLPr(); 13680 } 13681 } 13682 return true; 13683 } 13684 13685 private boolean deleteInstalledPackageLI(PackageSetting ps, 13686 boolean deleteCodeAndResources, int flags, 13687 int[] allUserHandles, boolean[] perUserInstalled, 13688 PackageRemovedInfo outInfo, boolean writeSettings) { 13689 if (outInfo != null) { 13690 outInfo.uid = ps.appId; 13691 } 13692 13693 // Delete package data from internal structures and also remove data if flag is set 13694 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13695 13696 // Delete application code and resources 13697 if (deleteCodeAndResources && (outInfo != null)) { 13698 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13699 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13700 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13701 } 13702 return true; 13703 } 13704 13705 @Override 13706 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13707 int userId) { 13708 mContext.enforceCallingOrSelfPermission( 13709 android.Manifest.permission.DELETE_PACKAGES, null); 13710 synchronized (mPackages) { 13711 PackageSetting ps = mSettings.mPackages.get(packageName); 13712 if (ps == null) { 13713 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13714 return false; 13715 } 13716 if (!ps.getInstalled(userId)) { 13717 // Can't block uninstall for an app that is not installed or enabled. 13718 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13719 return false; 13720 } 13721 ps.setBlockUninstall(blockUninstall, userId); 13722 mSettings.writePackageRestrictionsLPr(userId); 13723 } 13724 return true; 13725 } 13726 13727 @Override 13728 public boolean getBlockUninstallForUser(String packageName, int userId) { 13729 synchronized (mPackages) { 13730 PackageSetting ps = mSettings.mPackages.get(packageName); 13731 if (ps == null) { 13732 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13733 return false; 13734 } 13735 return ps.getBlockUninstall(userId); 13736 } 13737 } 13738 13739 @Override 13740 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 13741 int callingUid = Binder.getCallingUid(); 13742 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 13743 throw new SecurityException( 13744 "setRequiredForSystemUser can only be run by the system or root"); 13745 } 13746 synchronized (mPackages) { 13747 PackageSetting ps = mSettings.mPackages.get(packageName); 13748 if (ps == null) { 13749 Log.w(TAG, "Package doesn't exist: " + packageName); 13750 return false; 13751 } 13752 if (systemUserApp) { 13753 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13754 } else { 13755 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13756 } 13757 mSettings.writeLPr(); 13758 } 13759 return true; 13760 } 13761 13762 /* 13763 * This method handles package deletion in general 13764 */ 13765 private boolean deletePackageLI(String packageName, UserHandle user, 13766 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13767 int flags, PackageRemovedInfo outInfo, 13768 boolean writeSettings) { 13769 if (packageName == null) { 13770 Slog.w(TAG, "Attempt to delete null packageName."); 13771 return false; 13772 } 13773 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13774 PackageSetting ps; 13775 boolean dataOnly = false; 13776 int removeUser = -1; 13777 int appId = -1; 13778 synchronized (mPackages) { 13779 ps = mSettings.mPackages.get(packageName); 13780 if (ps == null) { 13781 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13782 return false; 13783 } 13784 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13785 && user.getIdentifier() != UserHandle.USER_ALL) { 13786 // The caller is asking that the package only be deleted for a single 13787 // user. To do this, we just mark its uninstalled state and delete 13788 // its data. If this is a system app, we only allow this to happen if 13789 // they have set the special DELETE_SYSTEM_APP which requests different 13790 // semantics than normal for uninstalling system apps. 13791 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13792 final int userId = user.getIdentifier(); 13793 ps.setUserState(userId, 13794 COMPONENT_ENABLED_STATE_DEFAULT, 13795 false, //installed 13796 true, //stopped 13797 true, //notLaunched 13798 false, //hidden 13799 null, null, null, 13800 false, // blockUninstall 13801 ps.readUserState(userId).domainVerificationStatus, 0); 13802 if (!isSystemApp(ps)) { 13803 // Do not uninstall the APK if an app should be cached 13804 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13805 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13806 // Other user still have this package installed, so all 13807 // we need to do is clear this user's data and save that 13808 // it is uninstalled. 13809 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13810 removeUser = user.getIdentifier(); 13811 appId = ps.appId; 13812 scheduleWritePackageRestrictionsLocked(removeUser); 13813 } else { 13814 // We need to set it back to 'installed' so the uninstall 13815 // broadcasts will be sent correctly. 13816 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13817 ps.setInstalled(true, user.getIdentifier()); 13818 } 13819 } else { 13820 // This is a system app, so we assume that the 13821 // other users still have this package installed, so all 13822 // we need to do is clear this user's data and save that 13823 // it is uninstalled. 13824 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13825 removeUser = user.getIdentifier(); 13826 appId = ps.appId; 13827 scheduleWritePackageRestrictionsLocked(removeUser); 13828 } 13829 } 13830 } 13831 13832 if (removeUser >= 0) { 13833 // From above, we determined that we are deleting this only 13834 // for a single user. Continue the work here. 13835 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13836 if (outInfo != null) { 13837 outInfo.removedPackage = packageName; 13838 outInfo.removedAppId = appId; 13839 outInfo.removedUsers = new int[] {removeUser}; 13840 } 13841 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13842 removeKeystoreDataIfNeeded(removeUser, appId); 13843 schedulePackageCleaning(packageName, removeUser, false); 13844 synchronized (mPackages) { 13845 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13846 scheduleWritePackageRestrictionsLocked(removeUser); 13847 } 13848 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13849 } 13850 return true; 13851 } 13852 13853 if (dataOnly) { 13854 // Delete application data first 13855 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13856 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13857 return true; 13858 } 13859 13860 boolean ret = false; 13861 if (isSystemApp(ps)) { 13862 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13863 // When an updated system application is deleted we delete the existing resources as well and 13864 // fall back to existing code in system partition 13865 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13866 flags, outInfo, writeSettings); 13867 } else { 13868 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13869 // Kill application pre-emptively especially for apps on sd. 13870 killApplication(packageName, ps.appId, "uninstall pkg"); 13871 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13872 allUserHandles, perUserInstalled, 13873 outInfo, writeSettings); 13874 } 13875 13876 return ret; 13877 } 13878 13879 private final static class ClearStorageConnection implements ServiceConnection { 13880 IMediaContainerService mContainerService; 13881 13882 @Override 13883 public void onServiceConnected(ComponentName name, IBinder service) { 13884 synchronized (this) { 13885 mContainerService = IMediaContainerService.Stub.asInterface(service); 13886 notifyAll(); 13887 } 13888 } 13889 13890 @Override 13891 public void onServiceDisconnected(ComponentName name) { 13892 } 13893 } 13894 13895 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13896 final boolean mounted; 13897 if (Environment.isExternalStorageEmulated()) { 13898 mounted = true; 13899 } else { 13900 final String status = Environment.getExternalStorageState(); 13901 13902 mounted = status.equals(Environment.MEDIA_MOUNTED) 13903 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13904 } 13905 13906 if (!mounted) { 13907 return; 13908 } 13909 13910 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13911 int[] users; 13912 if (userId == UserHandle.USER_ALL) { 13913 users = sUserManager.getUserIds(); 13914 } else { 13915 users = new int[] { userId }; 13916 } 13917 final ClearStorageConnection conn = new ClearStorageConnection(); 13918 if (mContext.bindServiceAsUser( 13919 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13920 try { 13921 for (int curUser : users) { 13922 long timeout = SystemClock.uptimeMillis() + 5000; 13923 synchronized (conn) { 13924 long now = SystemClock.uptimeMillis(); 13925 while (conn.mContainerService == null && now < timeout) { 13926 try { 13927 conn.wait(timeout - now); 13928 } catch (InterruptedException e) { 13929 } 13930 } 13931 } 13932 if (conn.mContainerService == null) { 13933 return; 13934 } 13935 13936 final UserEnvironment userEnv = new UserEnvironment(curUser); 13937 clearDirectory(conn.mContainerService, 13938 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13939 if (allData) { 13940 clearDirectory(conn.mContainerService, 13941 userEnv.buildExternalStorageAppDataDirs(packageName)); 13942 clearDirectory(conn.mContainerService, 13943 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13944 } 13945 } 13946 } finally { 13947 mContext.unbindService(conn); 13948 } 13949 } 13950 } 13951 13952 @Override 13953 public void clearApplicationUserData(final String packageName, 13954 final IPackageDataObserver observer, final int userId) { 13955 mContext.enforceCallingOrSelfPermission( 13956 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13957 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13958 // Queue up an async operation since the package deletion may take a little while. 13959 mHandler.post(new Runnable() { 13960 public void run() { 13961 mHandler.removeCallbacks(this); 13962 final boolean succeeded; 13963 synchronized (mInstallLock) { 13964 succeeded = clearApplicationUserDataLI(packageName, userId); 13965 } 13966 clearExternalStorageDataSync(packageName, userId, true); 13967 if (succeeded) { 13968 // invoke DeviceStorageMonitor's update method to clear any notifications 13969 DeviceStorageMonitorInternal 13970 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13971 if (dsm != null) { 13972 dsm.checkMemory(); 13973 } 13974 } 13975 if(observer != null) { 13976 try { 13977 observer.onRemoveCompleted(packageName, succeeded); 13978 } catch (RemoteException e) { 13979 Log.i(TAG, "Observer no longer exists."); 13980 } 13981 } //end if observer 13982 } //end run 13983 }); 13984 } 13985 13986 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13987 if (packageName == null) { 13988 Slog.w(TAG, "Attempt to delete null packageName."); 13989 return false; 13990 } 13991 13992 // Try finding details about the requested package 13993 PackageParser.Package pkg; 13994 synchronized (mPackages) { 13995 pkg = mPackages.get(packageName); 13996 if (pkg == null) { 13997 final PackageSetting ps = mSettings.mPackages.get(packageName); 13998 if (ps != null) { 13999 pkg = ps.pkg; 14000 } 14001 } 14002 14003 if (pkg == null) { 14004 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14005 return false; 14006 } 14007 14008 PackageSetting ps = (PackageSetting) pkg.mExtras; 14009 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14010 } 14011 14012 // Always delete data directories for package, even if we found no other 14013 // record of app. This helps users recover from UID mismatches without 14014 // resorting to a full data wipe. 14015 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 14016 if (retCode < 0) { 14017 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 14018 return false; 14019 } 14020 14021 final int appId = pkg.applicationInfo.uid; 14022 removeKeystoreDataIfNeeded(userId, appId); 14023 14024 // Create a native library symlink only if we have native libraries 14025 // and if the native libraries are 32 bit libraries. We do not provide 14026 // this symlink for 64 bit libraries. 14027 if (pkg.applicationInfo.primaryCpuAbi != null && 14028 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14029 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14030 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14031 nativeLibPath, userId) < 0) { 14032 Slog.w(TAG, "Failed linking native library dir"); 14033 return false; 14034 } 14035 } 14036 14037 return true; 14038 } 14039 14040 /** 14041 * Reverts user permission state changes (permissions and flags) in 14042 * all packages for a given user. 14043 * 14044 * @param userId The device user for which to do a reset. 14045 */ 14046 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14047 final int packageCount = mPackages.size(); 14048 for (int i = 0; i < packageCount; i++) { 14049 PackageParser.Package pkg = mPackages.valueAt(i); 14050 PackageSetting ps = (PackageSetting) pkg.mExtras; 14051 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14052 } 14053 } 14054 14055 /** 14056 * Reverts user permission state changes (permissions and flags). 14057 * 14058 * @param ps The package for which to reset. 14059 * @param userId The device user for which to do a reset. 14060 */ 14061 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14062 final PackageSetting ps, final int userId) { 14063 if (ps.pkg == null) { 14064 return; 14065 } 14066 14067 // These are flags that can change base on user actions. 14068 final int userSettableMask = FLAG_PERMISSION_USER_SET 14069 | FLAG_PERMISSION_USER_FIXED 14070 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14071 | FLAG_PERMISSION_REVIEW_REQUIRED; 14072 14073 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14074 | FLAG_PERMISSION_POLICY_FIXED; 14075 14076 boolean writeInstallPermissions = false; 14077 boolean writeRuntimePermissions = false; 14078 14079 final int permissionCount = ps.pkg.requestedPermissions.size(); 14080 for (int i = 0; i < permissionCount; i++) { 14081 String permission = ps.pkg.requestedPermissions.get(i); 14082 14083 BasePermission bp = mSettings.mPermissions.get(permission); 14084 if (bp == null) { 14085 continue; 14086 } 14087 14088 // If shared user we just reset the state to which only this app contributed. 14089 if (ps.sharedUser != null) { 14090 boolean used = false; 14091 final int packageCount = ps.sharedUser.packages.size(); 14092 for (int j = 0; j < packageCount; j++) { 14093 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14094 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14095 && pkg.pkg.requestedPermissions.contains(permission)) { 14096 used = true; 14097 break; 14098 } 14099 } 14100 if (used) { 14101 continue; 14102 } 14103 } 14104 14105 PermissionsState permissionsState = ps.getPermissionsState(); 14106 14107 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14108 14109 // Always clear the user settable flags. 14110 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14111 bp.name) != null; 14112 // If permission review is enabled and this is a legacy app, mark the 14113 // permission as requiring a review as this is the initial state. 14114 int flags = 0; 14115 if (Build.PERMISSIONS_REVIEW_REQUIRED 14116 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14117 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14118 } 14119 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14120 if (hasInstallState) { 14121 writeInstallPermissions = true; 14122 } else { 14123 writeRuntimePermissions = true; 14124 } 14125 } 14126 14127 // Below is only runtime permission handling. 14128 if (!bp.isRuntime()) { 14129 continue; 14130 } 14131 14132 // Never clobber system or policy. 14133 if ((oldFlags & policyOrSystemFlags) != 0) { 14134 continue; 14135 } 14136 14137 // If this permission was granted by default, make sure it is. 14138 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14139 if (permissionsState.grantRuntimePermission(bp, userId) 14140 != PERMISSION_OPERATION_FAILURE) { 14141 writeRuntimePermissions = true; 14142 } 14143 // If permission review is enabled the permissions for a legacy apps 14144 // are represented as constantly granted runtime ones, so don't revoke. 14145 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14146 // Otherwise, reset the permission. 14147 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14148 switch (revokeResult) { 14149 case PERMISSION_OPERATION_SUCCESS: { 14150 writeRuntimePermissions = true; 14151 } break; 14152 14153 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14154 writeRuntimePermissions = true; 14155 final int appId = ps.appId; 14156 mHandler.post(new Runnable() { 14157 @Override 14158 public void run() { 14159 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14160 } 14161 }); 14162 } break; 14163 } 14164 } 14165 } 14166 14167 // Synchronously write as we are taking permissions away. 14168 if (writeRuntimePermissions) { 14169 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14170 } 14171 14172 // Synchronously write as we are taking permissions away. 14173 if (writeInstallPermissions) { 14174 mSettings.writeLPr(); 14175 } 14176 } 14177 14178 /** 14179 * Remove entries from the keystore daemon. Will only remove it if the 14180 * {@code appId} is valid. 14181 */ 14182 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14183 if (appId < 0) { 14184 return; 14185 } 14186 14187 final KeyStore keyStore = KeyStore.getInstance(); 14188 if (keyStore != null) { 14189 if (userId == UserHandle.USER_ALL) { 14190 for (final int individual : sUserManager.getUserIds()) { 14191 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14192 } 14193 } else { 14194 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14195 } 14196 } else { 14197 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14198 } 14199 } 14200 14201 @Override 14202 public void deleteApplicationCacheFiles(final String packageName, 14203 final IPackageDataObserver observer) { 14204 mContext.enforceCallingOrSelfPermission( 14205 android.Manifest.permission.DELETE_CACHE_FILES, null); 14206 // Queue up an async operation since the package deletion may take a little while. 14207 final int userId = UserHandle.getCallingUserId(); 14208 mHandler.post(new Runnable() { 14209 public void run() { 14210 mHandler.removeCallbacks(this); 14211 final boolean succeded; 14212 synchronized (mInstallLock) { 14213 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14214 } 14215 clearExternalStorageDataSync(packageName, userId, false); 14216 if (observer != null) { 14217 try { 14218 observer.onRemoveCompleted(packageName, succeded); 14219 } catch (RemoteException e) { 14220 Log.i(TAG, "Observer no longer exists."); 14221 } 14222 } //end if observer 14223 } //end run 14224 }); 14225 } 14226 14227 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14228 if (packageName == null) { 14229 Slog.w(TAG, "Attempt to delete null packageName."); 14230 return false; 14231 } 14232 PackageParser.Package p; 14233 synchronized (mPackages) { 14234 p = mPackages.get(packageName); 14235 } 14236 if (p == null) { 14237 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14238 return false; 14239 } 14240 final ApplicationInfo applicationInfo = p.applicationInfo; 14241 if (applicationInfo == null) { 14242 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14243 return false; 14244 } 14245 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 14246 if (retCode < 0) { 14247 Slog.w(TAG, "Couldn't remove cache files for package: " 14248 + packageName + " u" + userId); 14249 return false; 14250 } 14251 return true; 14252 } 14253 14254 @Override 14255 public void getPackageSizeInfo(final String packageName, int userHandle, 14256 final IPackageStatsObserver observer) { 14257 mContext.enforceCallingOrSelfPermission( 14258 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14259 if (packageName == null) { 14260 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14261 } 14262 14263 PackageStats stats = new PackageStats(packageName, userHandle); 14264 14265 /* 14266 * Queue up an async operation since the package measurement may take a 14267 * little while. 14268 */ 14269 Message msg = mHandler.obtainMessage(INIT_COPY); 14270 msg.obj = new MeasureParams(stats, observer); 14271 mHandler.sendMessage(msg); 14272 } 14273 14274 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14275 PackageStats pStats) { 14276 if (packageName == null) { 14277 Slog.w(TAG, "Attempt to get size of null packageName."); 14278 return false; 14279 } 14280 PackageParser.Package p; 14281 boolean dataOnly = false; 14282 String libDirRoot = null; 14283 String asecPath = null; 14284 PackageSetting ps = null; 14285 synchronized (mPackages) { 14286 p = mPackages.get(packageName); 14287 ps = mSettings.mPackages.get(packageName); 14288 if(p == null) { 14289 dataOnly = true; 14290 if((ps == null) || (ps.pkg == null)) { 14291 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14292 return false; 14293 } 14294 p = ps.pkg; 14295 } 14296 if (ps != null) { 14297 libDirRoot = ps.legacyNativeLibraryPathString; 14298 } 14299 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14300 final long token = Binder.clearCallingIdentity(); 14301 try { 14302 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14303 if (secureContainerId != null) { 14304 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14305 } 14306 } finally { 14307 Binder.restoreCallingIdentity(token); 14308 } 14309 } 14310 } 14311 String publicSrcDir = null; 14312 if(!dataOnly) { 14313 final ApplicationInfo applicationInfo = p.applicationInfo; 14314 if (applicationInfo == null) { 14315 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14316 return false; 14317 } 14318 if (p.isForwardLocked()) { 14319 publicSrcDir = applicationInfo.getBaseResourcePath(); 14320 } 14321 } 14322 // TODO: extend to measure size of split APKs 14323 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14324 // not just the first level. 14325 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14326 // just the primary. 14327 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14328 14329 String apkPath; 14330 File packageDir = new File(p.codePath); 14331 14332 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14333 apkPath = packageDir.getAbsolutePath(); 14334 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14335 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14336 libDirRoot = null; 14337 } 14338 } else { 14339 apkPath = p.baseCodePath; 14340 } 14341 14342 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 14343 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14344 if (res < 0) { 14345 return false; 14346 } 14347 14348 // Fix-up for forward-locked applications in ASEC containers. 14349 if (!isExternal(p)) { 14350 pStats.codeSize += pStats.externalCodeSize; 14351 pStats.externalCodeSize = 0L; 14352 } 14353 14354 return true; 14355 } 14356 14357 14358 @Override 14359 public void addPackageToPreferred(String packageName) { 14360 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14361 } 14362 14363 @Override 14364 public void removePackageFromPreferred(String packageName) { 14365 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14366 } 14367 14368 @Override 14369 public List<PackageInfo> getPreferredPackages(int flags) { 14370 return new ArrayList<PackageInfo>(); 14371 } 14372 14373 private int getUidTargetSdkVersionLockedLPr(int uid) { 14374 Object obj = mSettings.getUserIdLPr(uid); 14375 if (obj instanceof SharedUserSetting) { 14376 final SharedUserSetting sus = (SharedUserSetting) obj; 14377 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14378 final Iterator<PackageSetting> it = sus.packages.iterator(); 14379 while (it.hasNext()) { 14380 final PackageSetting ps = it.next(); 14381 if (ps.pkg != null) { 14382 int v = ps.pkg.applicationInfo.targetSdkVersion; 14383 if (v < vers) vers = v; 14384 } 14385 } 14386 return vers; 14387 } else if (obj instanceof PackageSetting) { 14388 final PackageSetting ps = (PackageSetting) obj; 14389 if (ps.pkg != null) { 14390 return ps.pkg.applicationInfo.targetSdkVersion; 14391 } 14392 } 14393 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14394 } 14395 14396 @Override 14397 public void addPreferredActivity(IntentFilter filter, int match, 14398 ComponentName[] set, ComponentName activity, int userId) { 14399 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14400 "Adding preferred"); 14401 } 14402 14403 private void addPreferredActivityInternal(IntentFilter filter, int match, 14404 ComponentName[] set, ComponentName activity, boolean always, int userId, 14405 String opname) { 14406 // writer 14407 int callingUid = Binder.getCallingUid(); 14408 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14409 if (filter.countActions() == 0) { 14410 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14411 return; 14412 } 14413 synchronized (mPackages) { 14414 if (mContext.checkCallingOrSelfPermission( 14415 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14416 != PackageManager.PERMISSION_GRANTED) { 14417 if (getUidTargetSdkVersionLockedLPr(callingUid) 14418 < Build.VERSION_CODES.FROYO) { 14419 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14420 + callingUid); 14421 return; 14422 } 14423 mContext.enforceCallingOrSelfPermission( 14424 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14425 } 14426 14427 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14428 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14429 + userId + ":"); 14430 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14431 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14432 scheduleWritePackageRestrictionsLocked(userId); 14433 } 14434 } 14435 14436 @Override 14437 public void replacePreferredActivity(IntentFilter filter, int match, 14438 ComponentName[] set, ComponentName activity, int userId) { 14439 if (filter.countActions() != 1) { 14440 throw new IllegalArgumentException( 14441 "replacePreferredActivity expects filter to have only 1 action."); 14442 } 14443 if (filter.countDataAuthorities() != 0 14444 || filter.countDataPaths() != 0 14445 || filter.countDataSchemes() > 1 14446 || filter.countDataTypes() != 0) { 14447 throw new IllegalArgumentException( 14448 "replacePreferredActivity expects filter to have no data authorities, " + 14449 "paths, or types; and at most one scheme."); 14450 } 14451 14452 final int callingUid = Binder.getCallingUid(); 14453 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14454 synchronized (mPackages) { 14455 if (mContext.checkCallingOrSelfPermission( 14456 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14457 != PackageManager.PERMISSION_GRANTED) { 14458 if (getUidTargetSdkVersionLockedLPr(callingUid) 14459 < Build.VERSION_CODES.FROYO) { 14460 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14461 + Binder.getCallingUid()); 14462 return; 14463 } 14464 mContext.enforceCallingOrSelfPermission( 14465 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14466 } 14467 14468 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14469 if (pir != null) { 14470 // Get all of the existing entries that exactly match this filter. 14471 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14472 if (existing != null && existing.size() == 1) { 14473 PreferredActivity cur = existing.get(0); 14474 if (DEBUG_PREFERRED) { 14475 Slog.i(TAG, "Checking replace of preferred:"); 14476 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14477 if (!cur.mPref.mAlways) { 14478 Slog.i(TAG, " -- CUR; not mAlways!"); 14479 } else { 14480 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14481 Slog.i(TAG, " -- CUR: mSet=" 14482 + Arrays.toString(cur.mPref.mSetComponents)); 14483 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14484 Slog.i(TAG, " -- NEW: mMatch=" 14485 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14486 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14487 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14488 } 14489 } 14490 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14491 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14492 && cur.mPref.sameSet(set)) { 14493 // Setting the preferred activity to what it happens to be already 14494 if (DEBUG_PREFERRED) { 14495 Slog.i(TAG, "Replacing with same preferred activity " 14496 + cur.mPref.mShortComponent + " for user " 14497 + userId + ":"); 14498 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14499 } 14500 return; 14501 } 14502 } 14503 14504 if (existing != null) { 14505 if (DEBUG_PREFERRED) { 14506 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14507 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14508 } 14509 for (int i = 0; i < existing.size(); i++) { 14510 PreferredActivity pa = existing.get(i); 14511 if (DEBUG_PREFERRED) { 14512 Slog.i(TAG, "Removing existing preferred activity " 14513 + pa.mPref.mComponent + ":"); 14514 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14515 } 14516 pir.removeFilter(pa); 14517 } 14518 } 14519 } 14520 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14521 "Replacing preferred"); 14522 } 14523 } 14524 14525 @Override 14526 public void clearPackagePreferredActivities(String packageName) { 14527 final int uid = Binder.getCallingUid(); 14528 // writer 14529 synchronized (mPackages) { 14530 PackageParser.Package pkg = mPackages.get(packageName); 14531 if (pkg == null || pkg.applicationInfo.uid != uid) { 14532 if (mContext.checkCallingOrSelfPermission( 14533 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14534 != PackageManager.PERMISSION_GRANTED) { 14535 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14536 < Build.VERSION_CODES.FROYO) { 14537 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14538 + Binder.getCallingUid()); 14539 return; 14540 } 14541 mContext.enforceCallingOrSelfPermission( 14542 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14543 } 14544 } 14545 14546 int user = UserHandle.getCallingUserId(); 14547 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14548 scheduleWritePackageRestrictionsLocked(user); 14549 } 14550 } 14551 } 14552 14553 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14554 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14555 ArrayList<PreferredActivity> removed = null; 14556 boolean changed = false; 14557 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14558 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14559 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14560 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14561 continue; 14562 } 14563 Iterator<PreferredActivity> it = pir.filterIterator(); 14564 while (it.hasNext()) { 14565 PreferredActivity pa = it.next(); 14566 // Mark entry for removal only if it matches the package name 14567 // and the entry is of type "always". 14568 if (packageName == null || 14569 (pa.mPref.mComponent.getPackageName().equals(packageName) 14570 && pa.mPref.mAlways)) { 14571 if (removed == null) { 14572 removed = new ArrayList<PreferredActivity>(); 14573 } 14574 removed.add(pa); 14575 } 14576 } 14577 if (removed != null) { 14578 for (int j=0; j<removed.size(); j++) { 14579 PreferredActivity pa = removed.get(j); 14580 pir.removeFilter(pa); 14581 } 14582 changed = true; 14583 } 14584 } 14585 return changed; 14586 } 14587 14588 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14589 private void clearIntentFilterVerificationsLPw(int userId) { 14590 final int packageCount = mPackages.size(); 14591 for (int i = 0; i < packageCount; i++) { 14592 PackageParser.Package pkg = mPackages.valueAt(i); 14593 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14594 } 14595 } 14596 14597 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14598 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14599 if (userId == UserHandle.USER_ALL) { 14600 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14601 sUserManager.getUserIds())) { 14602 for (int oneUserId : sUserManager.getUserIds()) { 14603 scheduleWritePackageRestrictionsLocked(oneUserId); 14604 } 14605 } 14606 } else { 14607 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14608 scheduleWritePackageRestrictionsLocked(userId); 14609 } 14610 } 14611 } 14612 14613 void clearDefaultBrowserIfNeeded(String packageName) { 14614 for (int oneUserId : sUserManager.getUserIds()) { 14615 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14616 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14617 if (packageName.equals(defaultBrowserPackageName)) { 14618 setDefaultBrowserPackageName(null, oneUserId); 14619 } 14620 } 14621 } 14622 14623 @Override 14624 public void resetApplicationPreferences(int userId) { 14625 mContext.enforceCallingOrSelfPermission( 14626 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14627 // writer 14628 synchronized (mPackages) { 14629 final long identity = Binder.clearCallingIdentity(); 14630 try { 14631 clearPackagePreferredActivitiesLPw(null, userId); 14632 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14633 // TODO: We have to reset the default SMS and Phone. This requires 14634 // significant refactoring to keep all default apps in the package 14635 // manager (cleaner but more work) or have the services provide 14636 // callbacks to the package manager to request a default app reset. 14637 applyFactoryDefaultBrowserLPw(userId); 14638 clearIntentFilterVerificationsLPw(userId); 14639 primeDomainVerificationsLPw(userId); 14640 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14641 scheduleWritePackageRestrictionsLocked(userId); 14642 } finally { 14643 Binder.restoreCallingIdentity(identity); 14644 } 14645 } 14646 } 14647 14648 @Override 14649 public int getPreferredActivities(List<IntentFilter> outFilters, 14650 List<ComponentName> outActivities, String packageName) { 14651 14652 int num = 0; 14653 final int userId = UserHandle.getCallingUserId(); 14654 // reader 14655 synchronized (mPackages) { 14656 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14657 if (pir != null) { 14658 final Iterator<PreferredActivity> it = pir.filterIterator(); 14659 while (it.hasNext()) { 14660 final PreferredActivity pa = it.next(); 14661 if (packageName == null 14662 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14663 && pa.mPref.mAlways)) { 14664 if (outFilters != null) { 14665 outFilters.add(new IntentFilter(pa)); 14666 } 14667 if (outActivities != null) { 14668 outActivities.add(pa.mPref.mComponent); 14669 } 14670 } 14671 } 14672 } 14673 } 14674 14675 return num; 14676 } 14677 14678 @Override 14679 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14680 int userId) { 14681 int callingUid = Binder.getCallingUid(); 14682 if (callingUid != Process.SYSTEM_UID) { 14683 throw new SecurityException( 14684 "addPersistentPreferredActivity can only be run by the system"); 14685 } 14686 if (filter.countActions() == 0) { 14687 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14688 return; 14689 } 14690 synchronized (mPackages) { 14691 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14692 " :"); 14693 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14694 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14695 new PersistentPreferredActivity(filter, activity)); 14696 scheduleWritePackageRestrictionsLocked(userId); 14697 } 14698 } 14699 14700 @Override 14701 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14702 int callingUid = Binder.getCallingUid(); 14703 if (callingUid != Process.SYSTEM_UID) { 14704 throw new SecurityException( 14705 "clearPackagePersistentPreferredActivities can only be run by the system"); 14706 } 14707 ArrayList<PersistentPreferredActivity> removed = null; 14708 boolean changed = false; 14709 synchronized (mPackages) { 14710 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14711 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14712 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14713 .valueAt(i); 14714 if (userId != thisUserId) { 14715 continue; 14716 } 14717 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14718 while (it.hasNext()) { 14719 PersistentPreferredActivity ppa = it.next(); 14720 // Mark entry for removal only if it matches the package name. 14721 if (ppa.mComponent.getPackageName().equals(packageName)) { 14722 if (removed == null) { 14723 removed = new ArrayList<PersistentPreferredActivity>(); 14724 } 14725 removed.add(ppa); 14726 } 14727 } 14728 if (removed != null) { 14729 for (int j=0; j<removed.size(); j++) { 14730 PersistentPreferredActivity ppa = removed.get(j); 14731 ppir.removeFilter(ppa); 14732 } 14733 changed = true; 14734 } 14735 } 14736 14737 if (changed) { 14738 scheduleWritePackageRestrictionsLocked(userId); 14739 } 14740 } 14741 } 14742 14743 /** 14744 * Common machinery for picking apart a restored XML blob and passing 14745 * it to a caller-supplied functor to be applied to the running system. 14746 */ 14747 private void restoreFromXml(XmlPullParser parser, int userId, 14748 String expectedStartTag, BlobXmlRestorer functor) 14749 throws IOException, XmlPullParserException { 14750 int type; 14751 while ((type = parser.next()) != XmlPullParser.START_TAG 14752 && type != XmlPullParser.END_DOCUMENT) { 14753 } 14754 if (type != XmlPullParser.START_TAG) { 14755 // oops didn't find a start tag?! 14756 if (DEBUG_BACKUP) { 14757 Slog.e(TAG, "Didn't find start tag during restore"); 14758 } 14759 return; 14760 } 14761 14762 // this is supposed to be TAG_PREFERRED_BACKUP 14763 if (!expectedStartTag.equals(parser.getName())) { 14764 if (DEBUG_BACKUP) { 14765 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14766 } 14767 return; 14768 } 14769 14770 // skip interfering stuff, then we're aligned with the backing implementation 14771 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14772 functor.apply(parser, userId); 14773 } 14774 14775 private interface BlobXmlRestorer { 14776 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14777 } 14778 14779 /** 14780 * Non-Binder method, support for the backup/restore mechanism: write the 14781 * full set of preferred activities in its canonical XML format. Returns the 14782 * XML output as a byte array, or null if there is none. 14783 */ 14784 @Override 14785 public byte[] getPreferredActivityBackup(int userId) { 14786 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14787 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14788 } 14789 14790 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14791 try { 14792 final XmlSerializer serializer = new FastXmlSerializer(); 14793 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14794 serializer.startDocument(null, true); 14795 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14796 14797 synchronized (mPackages) { 14798 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14799 } 14800 14801 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14802 serializer.endDocument(); 14803 serializer.flush(); 14804 } catch (Exception e) { 14805 if (DEBUG_BACKUP) { 14806 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14807 } 14808 return null; 14809 } 14810 14811 return dataStream.toByteArray(); 14812 } 14813 14814 @Override 14815 public void restorePreferredActivities(byte[] backup, int userId) { 14816 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14817 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14818 } 14819 14820 try { 14821 final XmlPullParser parser = Xml.newPullParser(); 14822 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14823 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14824 new BlobXmlRestorer() { 14825 @Override 14826 public void apply(XmlPullParser parser, int userId) 14827 throws XmlPullParserException, IOException { 14828 synchronized (mPackages) { 14829 mSettings.readPreferredActivitiesLPw(parser, userId); 14830 } 14831 } 14832 } ); 14833 } catch (Exception e) { 14834 if (DEBUG_BACKUP) { 14835 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14836 } 14837 } 14838 } 14839 14840 /** 14841 * Non-Binder method, support for the backup/restore mechanism: write the 14842 * default browser (etc) settings in its canonical XML format. Returns the default 14843 * browser XML representation as a byte array, or null if there is none. 14844 */ 14845 @Override 14846 public byte[] getDefaultAppsBackup(int userId) { 14847 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14848 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14849 } 14850 14851 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14852 try { 14853 final XmlSerializer serializer = new FastXmlSerializer(); 14854 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14855 serializer.startDocument(null, true); 14856 serializer.startTag(null, TAG_DEFAULT_APPS); 14857 14858 synchronized (mPackages) { 14859 mSettings.writeDefaultAppsLPr(serializer, userId); 14860 } 14861 14862 serializer.endTag(null, TAG_DEFAULT_APPS); 14863 serializer.endDocument(); 14864 serializer.flush(); 14865 } catch (Exception e) { 14866 if (DEBUG_BACKUP) { 14867 Slog.e(TAG, "Unable to write default apps for backup", e); 14868 } 14869 return null; 14870 } 14871 14872 return dataStream.toByteArray(); 14873 } 14874 14875 @Override 14876 public void restoreDefaultApps(byte[] backup, int userId) { 14877 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14878 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14879 } 14880 14881 try { 14882 final XmlPullParser parser = Xml.newPullParser(); 14883 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14884 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14885 new BlobXmlRestorer() { 14886 @Override 14887 public void apply(XmlPullParser parser, int userId) 14888 throws XmlPullParserException, IOException { 14889 synchronized (mPackages) { 14890 mSettings.readDefaultAppsLPw(parser, userId); 14891 } 14892 } 14893 } ); 14894 } catch (Exception e) { 14895 if (DEBUG_BACKUP) { 14896 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14897 } 14898 } 14899 } 14900 14901 @Override 14902 public byte[] getIntentFilterVerificationBackup(int userId) { 14903 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14904 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14905 } 14906 14907 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14908 try { 14909 final XmlSerializer serializer = new FastXmlSerializer(); 14910 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14911 serializer.startDocument(null, true); 14912 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14913 14914 synchronized (mPackages) { 14915 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14916 } 14917 14918 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14919 serializer.endDocument(); 14920 serializer.flush(); 14921 } catch (Exception e) { 14922 if (DEBUG_BACKUP) { 14923 Slog.e(TAG, "Unable to write default apps for backup", e); 14924 } 14925 return null; 14926 } 14927 14928 return dataStream.toByteArray(); 14929 } 14930 14931 @Override 14932 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14933 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14934 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14935 } 14936 14937 try { 14938 final XmlPullParser parser = Xml.newPullParser(); 14939 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14940 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14941 new BlobXmlRestorer() { 14942 @Override 14943 public void apply(XmlPullParser parser, int userId) 14944 throws XmlPullParserException, IOException { 14945 synchronized (mPackages) { 14946 mSettings.readAllDomainVerificationsLPr(parser, userId); 14947 mSettings.writeLPr(); 14948 } 14949 } 14950 } ); 14951 } catch (Exception e) { 14952 if (DEBUG_BACKUP) { 14953 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14954 } 14955 } 14956 } 14957 14958 @Override 14959 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14960 int sourceUserId, int targetUserId, int flags) { 14961 mContext.enforceCallingOrSelfPermission( 14962 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14963 int callingUid = Binder.getCallingUid(); 14964 enforceOwnerRights(ownerPackage, callingUid); 14965 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14966 if (intentFilter.countActions() == 0) { 14967 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14968 return; 14969 } 14970 synchronized (mPackages) { 14971 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14972 ownerPackage, targetUserId, flags); 14973 CrossProfileIntentResolver resolver = 14974 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14975 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14976 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14977 if (existing != null) { 14978 int size = existing.size(); 14979 for (int i = 0; i < size; i++) { 14980 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14981 return; 14982 } 14983 } 14984 } 14985 resolver.addFilter(newFilter); 14986 scheduleWritePackageRestrictionsLocked(sourceUserId); 14987 } 14988 } 14989 14990 @Override 14991 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14992 mContext.enforceCallingOrSelfPermission( 14993 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14994 int callingUid = Binder.getCallingUid(); 14995 enforceOwnerRights(ownerPackage, callingUid); 14996 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14997 synchronized (mPackages) { 14998 CrossProfileIntentResolver resolver = 14999 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15000 ArraySet<CrossProfileIntentFilter> set = 15001 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 15002 for (CrossProfileIntentFilter filter : set) { 15003 if (filter.getOwnerPackage().equals(ownerPackage)) { 15004 resolver.removeFilter(filter); 15005 } 15006 } 15007 scheduleWritePackageRestrictionsLocked(sourceUserId); 15008 } 15009 } 15010 15011 // Enforcing that callingUid is owning pkg on userId 15012 private void enforceOwnerRights(String pkg, int callingUid) { 15013 // The system owns everything. 15014 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15015 return; 15016 } 15017 int callingUserId = UserHandle.getUserId(callingUid); 15018 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15019 if (pi == null) { 15020 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15021 + callingUserId); 15022 } 15023 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15024 throw new SecurityException("Calling uid " + callingUid 15025 + " does not own package " + pkg); 15026 } 15027 } 15028 15029 @Override 15030 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15031 Intent intent = new Intent(Intent.ACTION_MAIN); 15032 intent.addCategory(Intent.CATEGORY_HOME); 15033 15034 final int callingUserId = UserHandle.getCallingUserId(); 15035 List<ResolveInfo> list = queryIntentActivities(intent, null, 15036 PackageManager.GET_META_DATA, callingUserId); 15037 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15038 true, false, false, callingUserId); 15039 15040 allHomeCandidates.clear(); 15041 if (list != null) { 15042 for (ResolveInfo ri : list) { 15043 allHomeCandidates.add(ri); 15044 } 15045 } 15046 return (preferred == null || preferred.activityInfo == null) 15047 ? null 15048 : new ComponentName(preferred.activityInfo.packageName, 15049 preferred.activityInfo.name); 15050 } 15051 15052 @Override 15053 public void setApplicationEnabledSetting(String appPackageName, 15054 int newState, int flags, int userId, String callingPackage) { 15055 if (!sUserManager.exists(userId)) return; 15056 if (callingPackage == null) { 15057 callingPackage = Integer.toString(Binder.getCallingUid()); 15058 } 15059 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15060 } 15061 15062 @Override 15063 public void setComponentEnabledSetting(ComponentName componentName, 15064 int newState, int flags, int userId) { 15065 if (!sUserManager.exists(userId)) return; 15066 setEnabledSetting(componentName.getPackageName(), 15067 componentName.getClassName(), newState, flags, userId, null); 15068 } 15069 15070 private void setEnabledSetting(final String packageName, String className, int newState, 15071 final int flags, int userId, String callingPackage) { 15072 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15073 || newState == COMPONENT_ENABLED_STATE_ENABLED 15074 || newState == COMPONENT_ENABLED_STATE_DISABLED 15075 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15076 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15077 throw new IllegalArgumentException("Invalid new component state: " 15078 + newState); 15079 } 15080 PackageSetting pkgSetting; 15081 final int uid = Binder.getCallingUid(); 15082 final int permission = mContext.checkCallingOrSelfPermission( 15083 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15084 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15085 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15086 boolean sendNow = false; 15087 boolean isApp = (className == null); 15088 String componentName = isApp ? packageName : className; 15089 int packageUid = -1; 15090 ArrayList<String> components; 15091 15092 // writer 15093 synchronized (mPackages) { 15094 pkgSetting = mSettings.mPackages.get(packageName); 15095 if (pkgSetting == null) { 15096 if (className == null) { 15097 throw new IllegalArgumentException( 15098 "Unknown package: " + packageName); 15099 } 15100 throw new IllegalArgumentException( 15101 "Unknown component: " + packageName 15102 + "/" + className); 15103 } 15104 // Allow root and verify that userId is not being specified by a different user 15105 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15106 throw new SecurityException( 15107 "Permission Denial: attempt to change component state from pid=" 15108 + Binder.getCallingPid() 15109 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15110 } 15111 if (className == null) { 15112 // We're dealing with an application/package level state change 15113 if (pkgSetting.getEnabled(userId) == newState) { 15114 // Nothing to do 15115 return; 15116 } 15117 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15118 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15119 // Don't care about who enables an app. 15120 callingPackage = null; 15121 } 15122 pkgSetting.setEnabled(newState, userId, callingPackage); 15123 // pkgSetting.pkg.mSetEnabled = newState; 15124 } else { 15125 // We're dealing with a component level state change 15126 // First, verify that this is a valid class name. 15127 PackageParser.Package pkg = pkgSetting.pkg; 15128 if (pkg == null || !pkg.hasComponentClassName(className)) { 15129 if (pkg != null && 15130 pkg.applicationInfo.targetSdkVersion >= 15131 Build.VERSION_CODES.JELLY_BEAN) { 15132 throw new IllegalArgumentException("Component class " + className 15133 + " does not exist in " + packageName); 15134 } else { 15135 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15136 + className + " does not exist in " + packageName); 15137 } 15138 } 15139 switch (newState) { 15140 case COMPONENT_ENABLED_STATE_ENABLED: 15141 if (!pkgSetting.enableComponentLPw(className, userId)) { 15142 return; 15143 } 15144 break; 15145 case COMPONENT_ENABLED_STATE_DISABLED: 15146 if (!pkgSetting.disableComponentLPw(className, userId)) { 15147 return; 15148 } 15149 break; 15150 case COMPONENT_ENABLED_STATE_DEFAULT: 15151 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15152 return; 15153 } 15154 break; 15155 default: 15156 Slog.e(TAG, "Invalid new component state: " + newState); 15157 return; 15158 } 15159 } 15160 scheduleWritePackageRestrictionsLocked(userId); 15161 components = mPendingBroadcasts.get(userId, packageName); 15162 final boolean newPackage = components == null; 15163 if (newPackage) { 15164 components = new ArrayList<String>(); 15165 } 15166 if (!components.contains(componentName)) { 15167 components.add(componentName); 15168 } 15169 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15170 sendNow = true; 15171 // Purge entry from pending broadcast list if another one exists already 15172 // since we are sending one right away. 15173 mPendingBroadcasts.remove(userId, packageName); 15174 } else { 15175 if (newPackage) { 15176 mPendingBroadcasts.put(userId, packageName, components); 15177 } 15178 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15179 // Schedule a message 15180 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15181 } 15182 } 15183 } 15184 15185 long callingId = Binder.clearCallingIdentity(); 15186 try { 15187 if (sendNow) { 15188 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15189 sendPackageChangedBroadcast(packageName, 15190 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15191 } 15192 } finally { 15193 Binder.restoreCallingIdentity(callingId); 15194 } 15195 } 15196 15197 private void sendPackageChangedBroadcast(String packageName, 15198 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15199 if (DEBUG_INSTALL) 15200 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15201 + componentNames); 15202 Bundle extras = new Bundle(4); 15203 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15204 String nameList[] = new String[componentNames.size()]; 15205 componentNames.toArray(nameList); 15206 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15207 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15208 extras.putInt(Intent.EXTRA_UID, packageUid); 15209 // If this is not reporting a change of the overall package, then only send it 15210 // to registered receivers. We don't want to launch a swath of apps for every 15211 // little component state change. 15212 final int flags = !componentNames.contains(packageName) 15213 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15214 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15215 new int[] {UserHandle.getUserId(packageUid)}); 15216 } 15217 15218 @Override 15219 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15220 if (!sUserManager.exists(userId)) return; 15221 final int uid = Binder.getCallingUid(); 15222 final int permission = mContext.checkCallingOrSelfPermission( 15223 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15224 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15225 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15226 // writer 15227 synchronized (mPackages) { 15228 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15229 allowedByPermission, uid, userId)) { 15230 scheduleWritePackageRestrictionsLocked(userId); 15231 } 15232 } 15233 } 15234 15235 @Override 15236 public String getInstallerPackageName(String packageName) { 15237 // reader 15238 synchronized (mPackages) { 15239 return mSettings.getInstallerPackageNameLPr(packageName); 15240 } 15241 } 15242 15243 @Override 15244 public int getApplicationEnabledSetting(String packageName, int userId) { 15245 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15246 int uid = Binder.getCallingUid(); 15247 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15248 // reader 15249 synchronized (mPackages) { 15250 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15251 } 15252 } 15253 15254 @Override 15255 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15256 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15257 int uid = Binder.getCallingUid(); 15258 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15259 // reader 15260 synchronized (mPackages) { 15261 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15262 } 15263 } 15264 15265 @Override 15266 public void enterSafeMode() { 15267 enforceSystemOrRoot("Only the system can request entering safe mode"); 15268 15269 if (!mSystemReady) { 15270 mSafeMode = true; 15271 } 15272 } 15273 15274 @Override 15275 public void systemReady() { 15276 mSystemReady = true; 15277 15278 // Read the compatibilty setting when the system is ready. 15279 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15280 mContext.getContentResolver(), 15281 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15282 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15283 if (DEBUG_SETTINGS) { 15284 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15285 } 15286 15287 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15288 15289 synchronized (mPackages) { 15290 // Verify that all of the preferred activity components actually 15291 // exist. It is possible for applications to be updated and at 15292 // that point remove a previously declared activity component that 15293 // had been set as a preferred activity. We try to clean this up 15294 // the next time we encounter that preferred activity, but it is 15295 // possible for the user flow to never be able to return to that 15296 // situation so here we do a sanity check to make sure we haven't 15297 // left any junk around. 15298 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15299 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15300 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15301 removed.clear(); 15302 for (PreferredActivity pa : pir.filterSet()) { 15303 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15304 removed.add(pa); 15305 } 15306 } 15307 if (removed.size() > 0) { 15308 for (int r=0; r<removed.size(); r++) { 15309 PreferredActivity pa = removed.get(r); 15310 Slog.w(TAG, "Removing dangling preferred activity: " 15311 + pa.mPref.mComponent); 15312 pir.removeFilter(pa); 15313 } 15314 mSettings.writePackageRestrictionsLPr( 15315 mSettings.mPreferredActivities.keyAt(i)); 15316 } 15317 } 15318 15319 for (int userId : UserManagerService.getInstance().getUserIds()) { 15320 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15321 grantPermissionsUserIds = ArrayUtils.appendInt( 15322 grantPermissionsUserIds, userId); 15323 } 15324 } 15325 } 15326 sUserManager.systemReady(); 15327 15328 // If we upgraded grant all default permissions before kicking off. 15329 for (int userId : grantPermissionsUserIds) { 15330 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15331 } 15332 15333 // Kick off any messages waiting for system ready 15334 if (mPostSystemReadyMessages != null) { 15335 for (Message msg : mPostSystemReadyMessages) { 15336 msg.sendToTarget(); 15337 } 15338 mPostSystemReadyMessages = null; 15339 } 15340 15341 // Watch for external volumes that come and go over time 15342 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15343 storage.registerListener(mStorageListener); 15344 15345 mInstallerService.systemReady(); 15346 mPackageDexOptimizer.systemReady(); 15347 15348 MountServiceInternal mountServiceInternal = LocalServices.getService( 15349 MountServiceInternal.class); 15350 mountServiceInternal.addExternalStoragePolicy( 15351 new MountServiceInternal.ExternalStorageMountPolicy() { 15352 @Override 15353 public int getMountMode(int uid, String packageName) { 15354 if (Process.isIsolated(uid)) { 15355 return Zygote.MOUNT_EXTERNAL_NONE; 15356 } 15357 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15358 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15359 } 15360 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15361 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15362 } 15363 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15364 return Zygote.MOUNT_EXTERNAL_READ; 15365 } 15366 return Zygote.MOUNT_EXTERNAL_WRITE; 15367 } 15368 15369 @Override 15370 public boolean hasExternalStorage(int uid, String packageName) { 15371 return true; 15372 } 15373 }); 15374 } 15375 15376 @Override 15377 public boolean isSafeMode() { 15378 return mSafeMode; 15379 } 15380 15381 @Override 15382 public boolean hasSystemUidErrors() { 15383 return mHasSystemUidErrors; 15384 } 15385 15386 static String arrayToString(int[] array) { 15387 StringBuffer buf = new StringBuffer(128); 15388 buf.append('['); 15389 if (array != null) { 15390 for (int i=0; i<array.length; i++) { 15391 if (i > 0) buf.append(", "); 15392 buf.append(array[i]); 15393 } 15394 } 15395 buf.append(']'); 15396 return buf.toString(); 15397 } 15398 15399 static class DumpState { 15400 public static final int DUMP_LIBS = 1 << 0; 15401 public static final int DUMP_FEATURES = 1 << 1; 15402 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15403 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15404 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15405 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15406 public static final int DUMP_PERMISSIONS = 1 << 6; 15407 public static final int DUMP_PACKAGES = 1 << 7; 15408 public static final int DUMP_SHARED_USERS = 1 << 8; 15409 public static final int DUMP_MESSAGES = 1 << 9; 15410 public static final int DUMP_PROVIDERS = 1 << 10; 15411 public static final int DUMP_VERIFIERS = 1 << 11; 15412 public static final int DUMP_PREFERRED = 1 << 12; 15413 public static final int DUMP_PREFERRED_XML = 1 << 13; 15414 public static final int DUMP_KEYSETS = 1 << 14; 15415 public static final int DUMP_VERSION = 1 << 15; 15416 public static final int DUMP_INSTALLS = 1 << 16; 15417 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15418 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15419 15420 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15421 15422 private int mTypes; 15423 15424 private int mOptions; 15425 15426 private boolean mTitlePrinted; 15427 15428 private SharedUserSetting mSharedUser; 15429 15430 public boolean isDumping(int type) { 15431 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15432 return true; 15433 } 15434 15435 return (mTypes & type) != 0; 15436 } 15437 15438 public void setDump(int type) { 15439 mTypes |= type; 15440 } 15441 15442 public boolean isOptionEnabled(int option) { 15443 return (mOptions & option) != 0; 15444 } 15445 15446 public void setOptionEnabled(int option) { 15447 mOptions |= option; 15448 } 15449 15450 public boolean onTitlePrinted() { 15451 final boolean printed = mTitlePrinted; 15452 mTitlePrinted = true; 15453 return printed; 15454 } 15455 15456 public boolean getTitlePrinted() { 15457 return mTitlePrinted; 15458 } 15459 15460 public void setTitlePrinted(boolean enabled) { 15461 mTitlePrinted = enabled; 15462 } 15463 15464 public SharedUserSetting getSharedUser() { 15465 return mSharedUser; 15466 } 15467 15468 public void setSharedUser(SharedUserSetting user) { 15469 mSharedUser = user; 15470 } 15471 } 15472 15473 @Override 15474 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15475 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15476 (new PackageManagerShellCommand(this)).exec( 15477 this, in, out, err, args, resultReceiver); 15478 } 15479 15480 @Override 15481 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15482 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15483 != PackageManager.PERMISSION_GRANTED) { 15484 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15485 + Binder.getCallingPid() 15486 + ", uid=" + Binder.getCallingUid() 15487 + " without permission " 15488 + android.Manifest.permission.DUMP); 15489 return; 15490 } 15491 15492 DumpState dumpState = new DumpState(); 15493 boolean fullPreferred = false; 15494 boolean checkin = false; 15495 15496 String packageName = null; 15497 ArraySet<String> permissionNames = null; 15498 15499 int opti = 0; 15500 while (opti < args.length) { 15501 String opt = args[opti]; 15502 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15503 break; 15504 } 15505 opti++; 15506 15507 if ("-a".equals(opt)) { 15508 // Right now we only know how to print all. 15509 } else if ("-h".equals(opt)) { 15510 pw.println("Package manager dump options:"); 15511 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15512 pw.println(" --checkin: dump for a checkin"); 15513 pw.println(" -f: print details of intent filters"); 15514 pw.println(" -h: print this help"); 15515 pw.println(" cmd may be one of:"); 15516 pw.println(" l[ibraries]: list known shared libraries"); 15517 pw.println(" f[eatures]: list device features"); 15518 pw.println(" k[eysets]: print known keysets"); 15519 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15520 pw.println(" perm[issions]: dump permissions"); 15521 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15522 pw.println(" pref[erred]: print preferred package settings"); 15523 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15524 pw.println(" prov[iders]: dump content providers"); 15525 pw.println(" p[ackages]: dump installed packages"); 15526 pw.println(" s[hared-users]: dump shared user IDs"); 15527 pw.println(" m[essages]: print collected runtime messages"); 15528 pw.println(" v[erifiers]: print package verifier info"); 15529 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15530 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15531 pw.println(" version: print database version info"); 15532 pw.println(" write: write current settings now"); 15533 pw.println(" installs: details about install sessions"); 15534 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15535 pw.println(" <package.name>: info about given package"); 15536 return; 15537 } else if ("--checkin".equals(opt)) { 15538 checkin = true; 15539 } else if ("-f".equals(opt)) { 15540 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15541 } else { 15542 pw.println("Unknown argument: " + opt + "; use -h for help"); 15543 } 15544 } 15545 15546 // Is the caller requesting to dump a particular piece of data? 15547 if (opti < args.length) { 15548 String cmd = args[opti]; 15549 opti++; 15550 // Is this a package name? 15551 if ("android".equals(cmd) || cmd.contains(".")) { 15552 packageName = cmd; 15553 // When dumping a single package, we always dump all of its 15554 // filter information since the amount of data will be reasonable. 15555 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15556 } else if ("check-permission".equals(cmd)) { 15557 if (opti >= args.length) { 15558 pw.println("Error: check-permission missing permission argument"); 15559 return; 15560 } 15561 String perm = args[opti]; 15562 opti++; 15563 if (opti >= args.length) { 15564 pw.println("Error: check-permission missing package argument"); 15565 return; 15566 } 15567 String pkg = args[opti]; 15568 opti++; 15569 int user = UserHandle.getUserId(Binder.getCallingUid()); 15570 if (opti < args.length) { 15571 try { 15572 user = Integer.parseInt(args[opti]); 15573 } catch (NumberFormatException e) { 15574 pw.println("Error: check-permission user argument is not a number: " 15575 + args[opti]); 15576 return; 15577 } 15578 } 15579 pw.println(checkPermission(perm, pkg, user)); 15580 return; 15581 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15582 dumpState.setDump(DumpState.DUMP_LIBS); 15583 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15584 dumpState.setDump(DumpState.DUMP_FEATURES); 15585 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15586 if (opti >= args.length) { 15587 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15588 | DumpState.DUMP_SERVICE_RESOLVERS 15589 | DumpState.DUMP_RECEIVER_RESOLVERS 15590 | DumpState.DUMP_CONTENT_RESOLVERS); 15591 } else { 15592 while (opti < args.length) { 15593 String name = args[opti]; 15594 if ("a".equals(name) || "activity".equals(name)) { 15595 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15596 } else if ("s".equals(name) || "service".equals(name)) { 15597 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15598 } else if ("r".equals(name) || "receiver".equals(name)) { 15599 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15600 } else if ("c".equals(name) || "content".equals(name)) { 15601 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15602 } else { 15603 pw.println("Error: unknown resolver table type: " + name); 15604 return; 15605 } 15606 opti++; 15607 } 15608 } 15609 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15610 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15611 } else if ("permission".equals(cmd)) { 15612 if (opti >= args.length) { 15613 pw.println("Error: permission requires permission name"); 15614 return; 15615 } 15616 permissionNames = new ArraySet<>(); 15617 while (opti < args.length) { 15618 permissionNames.add(args[opti]); 15619 opti++; 15620 } 15621 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15622 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15623 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15624 dumpState.setDump(DumpState.DUMP_PREFERRED); 15625 } else if ("preferred-xml".equals(cmd)) { 15626 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15627 if (opti < args.length && "--full".equals(args[opti])) { 15628 fullPreferred = true; 15629 opti++; 15630 } 15631 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15632 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15633 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15634 dumpState.setDump(DumpState.DUMP_PACKAGES); 15635 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15636 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15637 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15638 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15639 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15640 dumpState.setDump(DumpState.DUMP_MESSAGES); 15641 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15642 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15643 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15644 || "intent-filter-verifiers".equals(cmd)) { 15645 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15646 } else if ("version".equals(cmd)) { 15647 dumpState.setDump(DumpState.DUMP_VERSION); 15648 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15649 dumpState.setDump(DumpState.DUMP_KEYSETS); 15650 } else if ("installs".equals(cmd)) { 15651 dumpState.setDump(DumpState.DUMP_INSTALLS); 15652 } else if ("write".equals(cmd)) { 15653 synchronized (mPackages) { 15654 mSettings.writeLPr(); 15655 pw.println("Settings written."); 15656 return; 15657 } 15658 } 15659 } 15660 15661 if (checkin) { 15662 pw.println("vers,1"); 15663 } 15664 15665 // reader 15666 synchronized (mPackages) { 15667 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15668 if (!checkin) { 15669 if (dumpState.onTitlePrinted()) 15670 pw.println(); 15671 pw.println("Database versions:"); 15672 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15673 } 15674 } 15675 15676 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15677 if (!checkin) { 15678 if (dumpState.onTitlePrinted()) 15679 pw.println(); 15680 pw.println("Verifiers:"); 15681 pw.print(" Required: "); 15682 pw.print(mRequiredVerifierPackage); 15683 pw.print(" (uid="); 15684 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15685 pw.println(")"); 15686 } else if (mRequiredVerifierPackage != null) { 15687 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15688 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15689 } 15690 } 15691 15692 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15693 packageName == null) { 15694 if (mIntentFilterVerifierComponent != null) { 15695 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15696 if (!checkin) { 15697 if (dumpState.onTitlePrinted()) 15698 pw.println(); 15699 pw.println("Intent Filter Verifier:"); 15700 pw.print(" Using: "); 15701 pw.print(verifierPackageName); 15702 pw.print(" (uid="); 15703 pw.print(getPackageUid(verifierPackageName, 0)); 15704 pw.println(")"); 15705 } else if (verifierPackageName != null) { 15706 pw.print("ifv,"); pw.print(verifierPackageName); 15707 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15708 } 15709 } else { 15710 pw.println(); 15711 pw.println("No Intent Filter Verifier available!"); 15712 } 15713 } 15714 15715 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15716 boolean printedHeader = false; 15717 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15718 while (it.hasNext()) { 15719 String name = it.next(); 15720 SharedLibraryEntry ent = mSharedLibraries.get(name); 15721 if (!checkin) { 15722 if (!printedHeader) { 15723 if (dumpState.onTitlePrinted()) 15724 pw.println(); 15725 pw.println("Libraries:"); 15726 printedHeader = true; 15727 } 15728 pw.print(" "); 15729 } else { 15730 pw.print("lib,"); 15731 } 15732 pw.print(name); 15733 if (!checkin) { 15734 pw.print(" -> "); 15735 } 15736 if (ent.path != null) { 15737 if (!checkin) { 15738 pw.print("(jar) "); 15739 pw.print(ent.path); 15740 } else { 15741 pw.print(",jar,"); 15742 pw.print(ent.path); 15743 } 15744 } else { 15745 if (!checkin) { 15746 pw.print("(apk) "); 15747 pw.print(ent.apk); 15748 } else { 15749 pw.print(",apk,"); 15750 pw.print(ent.apk); 15751 } 15752 } 15753 pw.println(); 15754 } 15755 } 15756 15757 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15758 if (dumpState.onTitlePrinted()) 15759 pw.println(); 15760 if (!checkin) { 15761 pw.println("Features:"); 15762 } 15763 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15764 while (it.hasNext()) { 15765 String name = it.next(); 15766 if (!checkin) { 15767 pw.print(" "); 15768 } else { 15769 pw.print("feat,"); 15770 } 15771 pw.println(name); 15772 } 15773 } 15774 15775 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15776 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15777 : "Activity Resolver Table:", " ", packageName, 15778 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15779 dumpState.setTitlePrinted(true); 15780 } 15781 } 15782 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15783 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15784 : "Receiver Resolver Table:", " ", packageName, 15785 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15786 dumpState.setTitlePrinted(true); 15787 } 15788 } 15789 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15790 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15791 : "Service Resolver Table:", " ", packageName, 15792 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15793 dumpState.setTitlePrinted(true); 15794 } 15795 } 15796 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15797 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15798 : "Provider Resolver Table:", " ", packageName, 15799 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15800 dumpState.setTitlePrinted(true); 15801 } 15802 } 15803 15804 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15805 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15806 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15807 int user = mSettings.mPreferredActivities.keyAt(i); 15808 if (pir.dump(pw, 15809 dumpState.getTitlePrinted() 15810 ? "\nPreferred Activities User " + user + ":" 15811 : "Preferred Activities User " + user + ":", " ", 15812 packageName, true, false)) { 15813 dumpState.setTitlePrinted(true); 15814 } 15815 } 15816 } 15817 15818 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15819 pw.flush(); 15820 FileOutputStream fout = new FileOutputStream(fd); 15821 BufferedOutputStream str = new BufferedOutputStream(fout); 15822 XmlSerializer serializer = new FastXmlSerializer(); 15823 try { 15824 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15825 serializer.startDocument(null, true); 15826 serializer.setFeature( 15827 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15828 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15829 serializer.endDocument(); 15830 serializer.flush(); 15831 } catch (IllegalArgumentException e) { 15832 pw.println("Failed writing: " + e); 15833 } catch (IllegalStateException e) { 15834 pw.println("Failed writing: " + e); 15835 } catch (IOException e) { 15836 pw.println("Failed writing: " + e); 15837 } 15838 } 15839 15840 if (!checkin 15841 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15842 && packageName == null) { 15843 pw.println(); 15844 int count = mSettings.mPackages.size(); 15845 if (count == 0) { 15846 pw.println("No applications!"); 15847 pw.println(); 15848 } else { 15849 final String prefix = " "; 15850 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15851 if (allPackageSettings.size() == 0) { 15852 pw.println("No domain preferred apps!"); 15853 pw.println(); 15854 } else { 15855 pw.println("App verification status:"); 15856 pw.println(); 15857 count = 0; 15858 for (PackageSetting ps : allPackageSettings) { 15859 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15860 if (ivi == null || ivi.getPackageName() == null) continue; 15861 pw.println(prefix + "Package: " + ivi.getPackageName()); 15862 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15863 pw.println(prefix + "Status: " + ivi.getStatusString()); 15864 pw.println(); 15865 count++; 15866 } 15867 if (count == 0) { 15868 pw.println(prefix + "No app verification established."); 15869 pw.println(); 15870 } 15871 for (int userId : sUserManager.getUserIds()) { 15872 pw.println("App linkages for user " + userId + ":"); 15873 pw.println(); 15874 count = 0; 15875 for (PackageSetting ps : allPackageSettings) { 15876 final long status = ps.getDomainVerificationStatusForUser(userId); 15877 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15878 continue; 15879 } 15880 pw.println(prefix + "Package: " + ps.name); 15881 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15882 String statusStr = IntentFilterVerificationInfo. 15883 getStatusStringFromValue(status); 15884 pw.println(prefix + "Status: " + statusStr); 15885 pw.println(); 15886 count++; 15887 } 15888 if (count == 0) { 15889 pw.println(prefix + "No configured app linkages."); 15890 pw.println(); 15891 } 15892 } 15893 } 15894 } 15895 } 15896 15897 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15898 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15899 if (packageName == null && permissionNames == null) { 15900 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15901 if (iperm == 0) { 15902 if (dumpState.onTitlePrinted()) 15903 pw.println(); 15904 pw.println("AppOp Permissions:"); 15905 } 15906 pw.print(" AppOp Permission "); 15907 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15908 pw.println(":"); 15909 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15910 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15911 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15912 } 15913 } 15914 } 15915 } 15916 15917 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15918 boolean printedSomething = false; 15919 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15920 if (packageName != null && !packageName.equals(p.info.packageName)) { 15921 continue; 15922 } 15923 if (!printedSomething) { 15924 if (dumpState.onTitlePrinted()) 15925 pw.println(); 15926 pw.println("Registered ContentProviders:"); 15927 printedSomething = true; 15928 } 15929 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15930 pw.print(" "); pw.println(p.toString()); 15931 } 15932 printedSomething = false; 15933 for (Map.Entry<String, PackageParser.Provider> entry : 15934 mProvidersByAuthority.entrySet()) { 15935 PackageParser.Provider p = entry.getValue(); 15936 if (packageName != null && !packageName.equals(p.info.packageName)) { 15937 continue; 15938 } 15939 if (!printedSomething) { 15940 if (dumpState.onTitlePrinted()) 15941 pw.println(); 15942 pw.println("ContentProvider Authorities:"); 15943 printedSomething = true; 15944 } 15945 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15946 pw.print(" "); pw.println(p.toString()); 15947 if (p.info != null && p.info.applicationInfo != null) { 15948 final String appInfo = p.info.applicationInfo.toString(); 15949 pw.print(" applicationInfo="); pw.println(appInfo); 15950 } 15951 } 15952 } 15953 15954 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15955 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15956 } 15957 15958 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15959 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15960 } 15961 15962 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15963 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15964 } 15965 15966 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15967 // XXX should handle packageName != null by dumping only install data that 15968 // the given package is involved with. 15969 if (dumpState.onTitlePrinted()) pw.println(); 15970 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15971 } 15972 15973 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15974 if (dumpState.onTitlePrinted()) pw.println(); 15975 mSettings.dumpReadMessagesLPr(pw, dumpState); 15976 15977 pw.println(); 15978 pw.println("Package warning messages:"); 15979 BufferedReader in = null; 15980 String line = null; 15981 try { 15982 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15983 while ((line = in.readLine()) != null) { 15984 if (line.contains("ignored: updated version")) continue; 15985 pw.println(line); 15986 } 15987 } catch (IOException ignored) { 15988 } finally { 15989 IoUtils.closeQuietly(in); 15990 } 15991 } 15992 15993 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15994 BufferedReader in = null; 15995 String line = null; 15996 try { 15997 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15998 while ((line = in.readLine()) != null) { 15999 if (line.contains("ignored: updated version")) continue; 16000 pw.print("msg,"); 16001 pw.println(line); 16002 } 16003 } catch (IOException ignored) { 16004 } finally { 16005 IoUtils.closeQuietly(in); 16006 } 16007 } 16008 } 16009 } 16010 16011 private String dumpDomainString(String packageName) { 16012 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16013 List<IntentFilter> filters = getAllIntentFilters(packageName); 16014 16015 ArraySet<String> result = new ArraySet<>(); 16016 if (iviList.size() > 0) { 16017 for (IntentFilterVerificationInfo ivi : iviList) { 16018 for (String host : ivi.getDomains()) { 16019 result.add(host); 16020 } 16021 } 16022 } 16023 if (filters != null && filters.size() > 0) { 16024 for (IntentFilter filter : filters) { 16025 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16026 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16027 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16028 result.addAll(filter.getHostsList()); 16029 } 16030 } 16031 } 16032 16033 StringBuilder sb = new StringBuilder(result.size() * 16); 16034 for (String domain : result) { 16035 if (sb.length() > 0) sb.append(" "); 16036 sb.append(domain); 16037 } 16038 return sb.toString(); 16039 } 16040 16041 // ------- apps on sdcard specific code ------- 16042 static final boolean DEBUG_SD_INSTALL = false; 16043 16044 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16045 16046 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16047 16048 private boolean mMediaMounted = false; 16049 16050 static String getEncryptKey() { 16051 try { 16052 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16053 SD_ENCRYPTION_KEYSTORE_NAME); 16054 if (sdEncKey == null) { 16055 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16056 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16057 if (sdEncKey == null) { 16058 Slog.e(TAG, "Failed to create encryption keys"); 16059 return null; 16060 } 16061 } 16062 return sdEncKey; 16063 } catch (NoSuchAlgorithmException nsae) { 16064 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16065 return null; 16066 } catch (IOException ioe) { 16067 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16068 return null; 16069 } 16070 } 16071 16072 /* 16073 * Update media status on PackageManager. 16074 */ 16075 @Override 16076 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16077 int callingUid = Binder.getCallingUid(); 16078 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16079 throw new SecurityException("Media status can only be updated by the system"); 16080 } 16081 // reader; this apparently protects mMediaMounted, but should probably 16082 // be a different lock in that case. 16083 synchronized (mPackages) { 16084 Log.i(TAG, "Updating external media status from " 16085 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16086 + (mediaStatus ? "mounted" : "unmounted")); 16087 if (DEBUG_SD_INSTALL) 16088 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16089 + ", mMediaMounted=" + mMediaMounted); 16090 if (mediaStatus == mMediaMounted) { 16091 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16092 : 0, -1); 16093 mHandler.sendMessage(msg); 16094 return; 16095 } 16096 mMediaMounted = mediaStatus; 16097 } 16098 // Queue up an async operation since the package installation may take a 16099 // little while. 16100 mHandler.post(new Runnable() { 16101 public void run() { 16102 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16103 } 16104 }); 16105 } 16106 16107 /** 16108 * Called by MountService when the initial ASECs to scan are available. 16109 * Should block until all the ASEC containers are finished being scanned. 16110 */ 16111 public void scanAvailableAsecs() { 16112 updateExternalMediaStatusInner(true, false, false); 16113 if (mShouldRestoreconData) { 16114 SELinuxMMAC.setRestoreconDone(); 16115 mShouldRestoreconData = false; 16116 } 16117 } 16118 16119 /* 16120 * Collect information of applications on external media, map them against 16121 * existing containers and update information based on current mount status. 16122 * Please note that we always have to report status if reportStatus has been 16123 * set to true especially when unloading packages. 16124 */ 16125 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16126 boolean externalStorage) { 16127 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16128 int[] uidArr = EmptyArray.INT; 16129 16130 final String[] list = PackageHelper.getSecureContainerList(); 16131 if (ArrayUtils.isEmpty(list)) { 16132 Log.i(TAG, "No secure containers found"); 16133 } else { 16134 // Process list of secure containers and categorize them 16135 // as active or stale based on their package internal state. 16136 16137 // reader 16138 synchronized (mPackages) { 16139 for (String cid : list) { 16140 // Leave stages untouched for now; installer service owns them 16141 if (PackageInstallerService.isStageName(cid)) continue; 16142 16143 if (DEBUG_SD_INSTALL) 16144 Log.i(TAG, "Processing container " + cid); 16145 String pkgName = getAsecPackageName(cid); 16146 if (pkgName == null) { 16147 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16148 continue; 16149 } 16150 if (DEBUG_SD_INSTALL) 16151 Log.i(TAG, "Looking for pkg : " + pkgName); 16152 16153 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16154 if (ps == null) { 16155 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16156 continue; 16157 } 16158 16159 /* 16160 * Skip packages that are not external if we're unmounting 16161 * external storage. 16162 */ 16163 if (externalStorage && !isMounted && !isExternal(ps)) { 16164 continue; 16165 } 16166 16167 final AsecInstallArgs args = new AsecInstallArgs(cid, 16168 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16169 // The package status is changed only if the code path 16170 // matches between settings and the container id. 16171 if (ps.codePathString != null 16172 && ps.codePathString.startsWith(args.getCodePath())) { 16173 if (DEBUG_SD_INSTALL) { 16174 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16175 + " at code path: " + ps.codePathString); 16176 } 16177 16178 // We do have a valid package installed on sdcard 16179 processCids.put(args, ps.codePathString); 16180 final int uid = ps.appId; 16181 if (uid != -1) { 16182 uidArr = ArrayUtils.appendInt(uidArr, uid); 16183 } 16184 } else { 16185 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16186 + ps.codePathString); 16187 } 16188 } 16189 } 16190 16191 Arrays.sort(uidArr); 16192 } 16193 16194 // Process packages with valid entries. 16195 if (isMounted) { 16196 if (DEBUG_SD_INSTALL) 16197 Log.i(TAG, "Loading packages"); 16198 loadMediaPackages(processCids, uidArr, externalStorage); 16199 startCleaningPackages(); 16200 mInstallerService.onSecureContainersAvailable(); 16201 } else { 16202 if (DEBUG_SD_INSTALL) 16203 Log.i(TAG, "Unloading packages"); 16204 unloadMediaPackages(processCids, uidArr, reportStatus); 16205 } 16206 } 16207 16208 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16209 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16210 final int size = infos.size(); 16211 final String[] packageNames = new String[size]; 16212 final int[] packageUids = new int[size]; 16213 for (int i = 0; i < size; i++) { 16214 final ApplicationInfo info = infos.get(i); 16215 packageNames[i] = info.packageName; 16216 packageUids[i] = info.uid; 16217 } 16218 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16219 finishedReceiver); 16220 } 16221 16222 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16223 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16224 sendResourcesChangedBroadcast(mediaStatus, replacing, 16225 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16226 } 16227 16228 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16229 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16230 int size = pkgList.length; 16231 if (size > 0) { 16232 // Send broadcasts here 16233 Bundle extras = new Bundle(); 16234 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16235 if (uidArr != null) { 16236 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16237 } 16238 if (replacing) { 16239 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16240 } 16241 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16242 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16243 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16244 } 16245 } 16246 16247 /* 16248 * Look at potentially valid container ids from processCids If package 16249 * information doesn't match the one on record or package scanning fails, 16250 * the cid is added to list of removeCids. We currently don't delete stale 16251 * containers. 16252 */ 16253 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16254 boolean externalStorage) { 16255 ArrayList<String> pkgList = new ArrayList<String>(); 16256 Set<AsecInstallArgs> keys = processCids.keySet(); 16257 16258 for (AsecInstallArgs args : keys) { 16259 String codePath = processCids.get(args); 16260 if (DEBUG_SD_INSTALL) 16261 Log.i(TAG, "Loading container : " + args.cid); 16262 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16263 try { 16264 // Make sure there are no container errors first. 16265 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16266 Slog.e(TAG, "Failed to mount cid : " + args.cid 16267 + " when installing from sdcard"); 16268 continue; 16269 } 16270 // Check code path here. 16271 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16272 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16273 + " does not match one in settings " + codePath); 16274 continue; 16275 } 16276 // Parse package 16277 int parseFlags = mDefParseFlags; 16278 if (args.isExternalAsec()) { 16279 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16280 } 16281 if (args.isFwdLocked()) { 16282 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16283 } 16284 16285 synchronized (mInstallLock) { 16286 PackageParser.Package pkg = null; 16287 try { 16288 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16289 } catch (PackageManagerException e) { 16290 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16291 } 16292 // Scan the package 16293 if (pkg != null) { 16294 /* 16295 * TODO why is the lock being held? doPostInstall is 16296 * called in other places without the lock. This needs 16297 * to be straightened out. 16298 */ 16299 // writer 16300 synchronized (mPackages) { 16301 retCode = PackageManager.INSTALL_SUCCEEDED; 16302 pkgList.add(pkg.packageName); 16303 // Post process args 16304 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16305 pkg.applicationInfo.uid); 16306 } 16307 } else { 16308 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16309 } 16310 } 16311 16312 } finally { 16313 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16314 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16315 } 16316 } 16317 } 16318 // writer 16319 synchronized (mPackages) { 16320 // If the platform SDK has changed since the last time we booted, 16321 // we need to re-grant app permission to catch any new ones that 16322 // appear. This is really a hack, and means that apps can in some 16323 // cases get permissions that the user didn't initially explicitly 16324 // allow... it would be nice to have some better way to handle 16325 // this situation. 16326 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16327 : mSettings.getInternalVersion(); 16328 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16329 : StorageManager.UUID_PRIVATE_INTERNAL; 16330 16331 int updateFlags = UPDATE_PERMISSIONS_ALL; 16332 if (ver.sdkVersion != mSdkVersion) { 16333 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16334 + mSdkVersion + "; regranting permissions for external"); 16335 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16336 } 16337 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16338 16339 // Yay, everything is now upgraded 16340 ver.forceCurrent(); 16341 16342 // can downgrade to reader 16343 // Persist settings 16344 mSettings.writeLPr(); 16345 } 16346 // Send a broadcast to let everyone know we are done processing 16347 if (pkgList.size() > 0) { 16348 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16349 } 16350 } 16351 16352 /* 16353 * Utility method to unload a list of specified containers 16354 */ 16355 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16356 // Just unmount all valid containers. 16357 for (AsecInstallArgs arg : cidArgs) { 16358 synchronized (mInstallLock) { 16359 arg.doPostDeleteLI(false); 16360 } 16361 } 16362 } 16363 16364 /* 16365 * Unload packages mounted on external media. This involves deleting package 16366 * data from internal structures, sending broadcasts about diabled packages, 16367 * gc'ing to free up references, unmounting all secure containers 16368 * corresponding to packages on external media, and posting a 16369 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16370 * that we always have to post this message if status has been requested no 16371 * matter what. 16372 */ 16373 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16374 final boolean reportStatus) { 16375 if (DEBUG_SD_INSTALL) 16376 Log.i(TAG, "unloading media packages"); 16377 ArrayList<String> pkgList = new ArrayList<String>(); 16378 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16379 final Set<AsecInstallArgs> keys = processCids.keySet(); 16380 for (AsecInstallArgs args : keys) { 16381 String pkgName = args.getPackageName(); 16382 if (DEBUG_SD_INSTALL) 16383 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16384 // Delete package internally 16385 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16386 synchronized (mInstallLock) { 16387 boolean res = deletePackageLI(pkgName, null, false, null, null, 16388 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16389 if (res) { 16390 pkgList.add(pkgName); 16391 } else { 16392 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16393 failedList.add(args); 16394 } 16395 } 16396 } 16397 16398 // reader 16399 synchronized (mPackages) { 16400 // We didn't update the settings after removing each package; 16401 // write them now for all packages. 16402 mSettings.writeLPr(); 16403 } 16404 16405 // We have to absolutely send UPDATED_MEDIA_STATUS only 16406 // after confirming that all the receivers processed the ordered 16407 // broadcast when packages get disabled, force a gc to clean things up. 16408 // and unload all the containers. 16409 if (pkgList.size() > 0) { 16410 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16411 new IIntentReceiver.Stub() { 16412 public void performReceive(Intent intent, int resultCode, String data, 16413 Bundle extras, boolean ordered, boolean sticky, 16414 int sendingUser) throws RemoteException { 16415 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16416 reportStatus ? 1 : 0, 1, keys); 16417 mHandler.sendMessage(msg); 16418 } 16419 }); 16420 } else { 16421 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16422 keys); 16423 mHandler.sendMessage(msg); 16424 } 16425 } 16426 16427 private void loadPrivatePackages(final VolumeInfo vol) { 16428 mHandler.post(new Runnable() { 16429 @Override 16430 public void run() { 16431 loadPrivatePackagesInner(vol); 16432 } 16433 }); 16434 } 16435 16436 private void loadPrivatePackagesInner(VolumeInfo vol) { 16437 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16438 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16439 16440 final VersionInfo ver; 16441 final List<PackageSetting> packages; 16442 synchronized (mPackages) { 16443 ver = mSettings.findOrCreateVersion(vol.fsUuid); 16444 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16445 } 16446 16447 for (PackageSetting ps : packages) { 16448 synchronized (mInstallLock) { 16449 final PackageParser.Package pkg; 16450 try { 16451 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16452 loaded.add(pkg.applicationInfo); 16453 } catch (PackageManagerException e) { 16454 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16455 } 16456 16457 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16458 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16459 } 16460 } 16461 } 16462 16463 synchronized (mPackages) { 16464 int updateFlags = UPDATE_PERMISSIONS_ALL; 16465 if (ver.sdkVersion != mSdkVersion) { 16466 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16467 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16468 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16469 } 16470 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 16471 16472 // Yay, everything is now upgraded 16473 ver.forceCurrent(); 16474 16475 mSettings.writeLPr(); 16476 } 16477 16478 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16479 sendResourcesChangedBroadcast(true, false, loaded, null); 16480 } 16481 16482 private void unloadPrivatePackages(final VolumeInfo vol) { 16483 mHandler.post(new Runnable() { 16484 @Override 16485 public void run() { 16486 unloadPrivatePackagesInner(vol); 16487 } 16488 }); 16489 } 16490 16491 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16492 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16493 synchronized (mInstallLock) { 16494 synchronized (mPackages) { 16495 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16496 for (PackageSetting ps : packages) { 16497 if (ps.pkg == null) continue; 16498 16499 final ApplicationInfo info = ps.pkg.applicationInfo; 16500 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16501 if (deletePackageLI(ps.name, null, false, null, null, 16502 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16503 unloaded.add(info); 16504 } else { 16505 Slog.w(TAG, "Failed to unload " + ps.codePath); 16506 } 16507 } 16508 16509 mSettings.writeLPr(); 16510 } 16511 } 16512 16513 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16514 sendResourcesChangedBroadcast(false, false, unloaded, null); 16515 } 16516 16517 /** 16518 * Examine all users present on given mounted volume, and destroy data 16519 * belonging to users that are no longer valid, or whose user ID has been 16520 * recycled. 16521 */ 16522 private void reconcileUsers(String volumeUuid) { 16523 final File[] files = FileUtils 16524 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16525 for (File file : files) { 16526 if (!file.isDirectory()) continue; 16527 16528 final int userId; 16529 final UserInfo info; 16530 try { 16531 userId = Integer.parseInt(file.getName()); 16532 info = sUserManager.getUserInfo(userId); 16533 } catch (NumberFormatException e) { 16534 Slog.w(TAG, "Invalid user directory " + file); 16535 continue; 16536 } 16537 16538 boolean destroyUser = false; 16539 if (info == null) { 16540 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16541 + " because no matching user was found"); 16542 destroyUser = true; 16543 } else { 16544 try { 16545 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16546 } catch (IOException e) { 16547 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16548 + " because we failed to enforce serial number: " + e); 16549 destroyUser = true; 16550 } 16551 } 16552 16553 if (destroyUser) { 16554 synchronized (mInstallLock) { 16555 mInstaller.removeUserDataDirs(volumeUuid, userId); 16556 } 16557 } 16558 } 16559 16560 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16561 final UserManager um = mContext.getSystemService(UserManager.class); 16562 for (UserInfo user : um.getUsers()) { 16563 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16564 if (userDir.exists()) continue; 16565 16566 try { 16567 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16568 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16569 } catch (IOException e) { 16570 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16571 } 16572 } 16573 } 16574 16575 /** 16576 * Examine all apps present on given mounted volume, and destroy apps that 16577 * aren't expected, either due to uninstallation or reinstallation on 16578 * another volume. 16579 */ 16580 private void reconcileApps(String volumeUuid) { 16581 final File[] files = FileUtils 16582 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16583 for (File file : files) { 16584 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16585 && !PackageInstallerService.isStageName(file.getName()); 16586 if (!isPackage) { 16587 // Ignore entries which are not packages 16588 continue; 16589 } 16590 16591 boolean destroyApp = false; 16592 String packageName = null; 16593 try { 16594 final PackageLite pkg = PackageParser.parsePackageLite(file, 16595 PackageParser.PARSE_MUST_BE_APK); 16596 packageName = pkg.packageName; 16597 16598 synchronized (mPackages) { 16599 final PackageSetting ps = mSettings.mPackages.get(packageName); 16600 if (ps == null) { 16601 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16602 + volumeUuid + " because we found no install record"); 16603 destroyApp = true; 16604 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16605 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16606 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16607 destroyApp = true; 16608 } 16609 } 16610 16611 } catch (PackageParserException e) { 16612 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16613 destroyApp = true; 16614 } 16615 16616 if (destroyApp) { 16617 synchronized (mInstallLock) { 16618 if (packageName != null) { 16619 removeDataDirsLI(volumeUuid, packageName); 16620 } 16621 if (file.isDirectory()) { 16622 mInstaller.rmPackageDir(file.getAbsolutePath()); 16623 } else { 16624 file.delete(); 16625 } 16626 } 16627 } 16628 } 16629 } 16630 16631 private void unfreezePackage(String packageName) { 16632 synchronized (mPackages) { 16633 final PackageSetting ps = mSettings.mPackages.get(packageName); 16634 if (ps != null) { 16635 ps.frozen = false; 16636 } 16637 } 16638 } 16639 16640 @Override 16641 public int movePackage(final String packageName, final String volumeUuid) { 16642 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16643 16644 final int moveId = mNextMoveId.getAndIncrement(); 16645 mHandler.post(new Runnable() { 16646 @Override 16647 public void run() { 16648 try { 16649 movePackageInternal(packageName, volumeUuid, moveId); 16650 } catch (PackageManagerException e) { 16651 Slog.w(TAG, "Failed to move " + packageName, e); 16652 mMoveCallbacks.notifyStatusChanged(moveId, 16653 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16654 } 16655 } 16656 }); 16657 return moveId; 16658 } 16659 16660 private void movePackageInternal(final String packageName, final String volumeUuid, 16661 final int moveId) throws PackageManagerException { 16662 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16663 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16664 final PackageManager pm = mContext.getPackageManager(); 16665 16666 final boolean currentAsec; 16667 final String currentVolumeUuid; 16668 final File codeFile; 16669 final String installerPackageName; 16670 final String packageAbiOverride; 16671 final int appId; 16672 final String seinfo; 16673 final String label; 16674 16675 // reader 16676 synchronized (mPackages) { 16677 final PackageParser.Package pkg = mPackages.get(packageName); 16678 final PackageSetting ps = mSettings.mPackages.get(packageName); 16679 if (pkg == null || ps == null) { 16680 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16681 } 16682 16683 if (pkg.applicationInfo.isSystemApp()) { 16684 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16685 "Cannot move system application"); 16686 } 16687 16688 if (pkg.applicationInfo.isExternalAsec()) { 16689 currentAsec = true; 16690 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16691 } else if (pkg.applicationInfo.isForwardLocked()) { 16692 currentAsec = true; 16693 currentVolumeUuid = "forward_locked"; 16694 } else { 16695 currentAsec = false; 16696 currentVolumeUuid = ps.volumeUuid; 16697 16698 final File probe = new File(pkg.codePath); 16699 final File probeOat = new File(probe, "oat"); 16700 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16701 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16702 "Move only supported for modern cluster style installs"); 16703 } 16704 } 16705 16706 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16707 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16708 "Package already moved to " + volumeUuid); 16709 } 16710 16711 if (ps.frozen) { 16712 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16713 "Failed to move already frozen package"); 16714 } 16715 ps.frozen = true; 16716 16717 codeFile = new File(pkg.codePath); 16718 installerPackageName = ps.installerPackageName; 16719 packageAbiOverride = ps.cpuAbiOverrideString; 16720 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16721 seinfo = pkg.applicationInfo.seinfo; 16722 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16723 } 16724 16725 // Now that we're guarded by frozen state, kill app during move 16726 final long token = Binder.clearCallingIdentity(); 16727 try { 16728 killApplication(packageName, appId, "move pkg"); 16729 } finally { 16730 Binder.restoreCallingIdentity(token); 16731 } 16732 16733 final Bundle extras = new Bundle(); 16734 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16735 extras.putString(Intent.EXTRA_TITLE, label); 16736 mMoveCallbacks.notifyCreated(moveId, extras); 16737 16738 int installFlags; 16739 final boolean moveCompleteApp; 16740 final File measurePath; 16741 16742 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16743 installFlags = INSTALL_INTERNAL; 16744 moveCompleteApp = !currentAsec; 16745 measurePath = Environment.getDataAppDirectory(volumeUuid); 16746 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16747 installFlags = INSTALL_EXTERNAL; 16748 moveCompleteApp = false; 16749 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16750 } else { 16751 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16752 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16753 || !volume.isMountedWritable()) { 16754 unfreezePackage(packageName); 16755 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16756 "Move location not mounted private volume"); 16757 } 16758 16759 Preconditions.checkState(!currentAsec); 16760 16761 installFlags = INSTALL_INTERNAL; 16762 moveCompleteApp = true; 16763 measurePath = Environment.getDataAppDirectory(volumeUuid); 16764 } 16765 16766 final PackageStats stats = new PackageStats(null, -1); 16767 synchronized (mInstaller) { 16768 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16769 unfreezePackage(packageName); 16770 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16771 "Failed to measure package size"); 16772 } 16773 } 16774 16775 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16776 + stats.dataSize); 16777 16778 final long startFreeBytes = measurePath.getFreeSpace(); 16779 final long sizeBytes; 16780 if (moveCompleteApp) { 16781 sizeBytes = stats.codeSize + stats.dataSize; 16782 } else { 16783 sizeBytes = stats.codeSize; 16784 } 16785 16786 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16787 unfreezePackage(packageName); 16788 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16789 "Not enough free space to move"); 16790 } 16791 16792 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16793 16794 final CountDownLatch installedLatch = new CountDownLatch(1); 16795 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16796 @Override 16797 public void onUserActionRequired(Intent intent) throws RemoteException { 16798 throw new IllegalStateException(); 16799 } 16800 16801 @Override 16802 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16803 Bundle extras) throws RemoteException { 16804 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16805 + PackageManager.installStatusToString(returnCode, msg)); 16806 16807 installedLatch.countDown(); 16808 16809 // Regardless of success or failure of the move operation, 16810 // always unfreeze the package 16811 unfreezePackage(packageName); 16812 16813 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16814 switch (status) { 16815 case PackageInstaller.STATUS_SUCCESS: 16816 mMoveCallbacks.notifyStatusChanged(moveId, 16817 PackageManager.MOVE_SUCCEEDED); 16818 break; 16819 case PackageInstaller.STATUS_FAILURE_STORAGE: 16820 mMoveCallbacks.notifyStatusChanged(moveId, 16821 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16822 break; 16823 default: 16824 mMoveCallbacks.notifyStatusChanged(moveId, 16825 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16826 break; 16827 } 16828 } 16829 }; 16830 16831 final MoveInfo move; 16832 if (moveCompleteApp) { 16833 // Kick off a thread to report progress estimates 16834 new Thread() { 16835 @Override 16836 public void run() { 16837 while (true) { 16838 try { 16839 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16840 break; 16841 } 16842 } catch (InterruptedException ignored) { 16843 } 16844 16845 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16846 final int progress = 10 + (int) MathUtils.constrain( 16847 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16848 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16849 } 16850 } 16851 }.start(); 16852 16853 final String dataAppName = codeFile.getName(); 16854 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16855 dataAppName, appId, seinfo); 16856 } else { 16857 move = null; 16858 } 16859 16860 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16861 16862 final Message msg = mHandler.obtainMessage(INIT_COPY); 16863 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16864 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16865 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16866 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16867 msg.obj = params; 16868 16869 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16870 System.identityHashCode(msg.obj)); 16871 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16872 System.identityHashCode(msg.obj)); 16873 16874 mHandler.sendMessage(msg); 16875 } 16876 16877 @Override 16878 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16879 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16880 16881 final int realMoveId = mNextMoveId.getAndIncrement(); 16882 final Bundle extras = new Bundle(); 16883 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16884 mMoveCallbacks.notifyCreated(realMoveId, extras); 16885 16886 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16887 @Override 16888 public void onCreated(int moveId, Bundle extras) { 16889 // Ignored 16890 } 16891 16892 @Override 16893 public void onStatusChanged(int moveId, int status, long estMillis) { 16894 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16895 } 16896 }; 16897 16898 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16899 storage.setPrimaryStorageUuid(volumeUuid, callback); 16900 return realMoveId; 16901 } 16902 16903 @Override 16904 public int getMoveStatus(int moveId) { 16905 mContext.enforceCallingOrSelfPermission( 16906 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16907 return mMoveCallbacks.mLastStatus.get(moveId); 16908 } 16909 16910 @Override 16911 public void registerMoveCallback(IPackageMoveObserver callback) { 16912 mContext.enforceCallingOrSelfPermission( 16913 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16914 mMoveCallbacks.register(callback); 16915 } 16916 16917 @Override 16918 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16919 mContext.enforceCallingOrSelfPermission( 16920 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16921 mMoveCallbacks.unregister(callback); 16922 } 16923 16924 @Override 16925 public boolean setInstallLocation(int loc) { 16926 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16927 null); 16928 if (getInstallLocation() == loc) { 16929 return true; 16930 } 16931 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16932 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16933 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16934 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16935 return true; 16936 } 16937 return false; 16938 } 16939 16940 @Override 16941 public int getInstallLocation() { 16942 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16943 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16944 PackageHelper.APP_INSTALL_AUTO); 16945 } 16946 16947 /** Called by UserManagerService */ 16948 void cleanUpUser(UserManagerService userManager, int userHandle) { 16949 synchronized (mPackages) { 16950 mDirtyUsers.remove(userHandle); 16951 mUserNeedsBadging.delete(userHandle); 16952 mSettings.removeUserLPw(userHandle); 16953 mPendingBroadcasts.remove(userHandle); 16954 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 16955 } 16956 synchronized (mInstallLock) { 16957 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16958 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16959 final String volumeUuid = vol.getFsUuid(); 16960 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16961 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16962 } 16963 synchronized (mPackages) { 16964 removeUnusedPackagesLILPw(userManager, userHandle); 16965 } 16966 } 16967 } 16968 16969 /** 16970 * We're removing userHandle and would like to remove any downloaded packages 16971 * that are no longer in use by any other user. 16972 * @param userHandle the user being removed 16973 */ 16974 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16975 final boolean DEBUG_CLEAN_APKS = false; 16976 int [] users = userManager.getUserIds(); 16977 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16978 while (psit.hasNext()) { 16979 PackageSetting ps = psit.next(); 16980 if (ps.pkg == null) { 16981 continue; 16982 } 16983 final String packageName = ps.pkg.packageName; 16984 // Skip over if system app 16985 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16986 continue; 16987 } 16988 if (DEBUG_CLEAN_APKS) { 16989 Slog.i(TAG, "Checking package " + packageName); 16990 } 16991 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 16992 if (keep) { 16993 if (DEBUG_CLEAN_APKS) { 16994 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 16995 } 16996 } else { 16997 for (int i = 0; i < users.length; i++) { 16998 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16999 keep = true; 17000 if (DEBUG_CLEAN_APKS) { 17001 Slog.i(TAG, " Keeping package " + packageName + " for user " 17002 + users[i]); 17003 } 17004 break; 17005 } 17006 } 17007 } 17008 if (!keep) { 17009 if (DEBUG_CLEAN_APKS) { 17010 Slog.i(TAG, " Removing package " + packageName); 17011 } 17012 mHandler.post(new Runnable() { 17013 public void run() { 17014 deletePackageX(packageName, userHandle, 0); 17015 } //end run 17016 }); 17017 } 17018 } 17019 } 17020 17021 /** Called by UserManagerService */ 17022 void createNewUser(int userHandle) { 17023 synchronized (mInstallLock) { 17024 mInstaller.createUserConfig(userHandle); 17025 mSettings.createNewUserLI(this, mInstaller, userHandle); 17026 } 17027 synchronized (mPackages) { 17028 applyFactoryDefaultBrowserLPw(userHandle); 17029 primeDomainVerificationsLPw(userHandle); 17030 } 17031 } 17032 17033 void newUserCreated(final int userHandle) { 17034 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17035 // If permission review for legacy apps is required, we represent 17036 // dagerous permissions for such apps as always granted runtime 17037 // permissions to keep per user flag state whether review is needed. 17038 // Hence, if a new user is added we have to propagate dangerous 17039 // permission grants for these legacy apps. 17040 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17041 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17042 | UPDATE_PERMISSIONS_REPLACE_ALL); 17043 } 17044 } 17045 17046 @Override 17047 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17048 mContext.enforceCallingOrSelfPermission( 17049 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17050 "Only package verification agents can read the verifier device identity"); 17051 17052 synchronized (mPackages) { 17053 return mSettings.getVerifierDeviceIdentityLPw(); 17054 } 17055 } 17056 17057 @Override 17058 public void setPermissionEnforced(String permission, boolean enforced) { 17059 // TODO: Now that we no longer change GID for storage, this should to away. 17060 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17061 "setPermissionEnforced"); 17062 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17063 synchronized (mPackages) { 17064 if (mSettings.mReadExternalStorageEnforced == null 17065 || mSettings.mReadExternalStorageEnforced != enforced) { 17066 mSettings.mReadExternalStorageEnforced = enforced; 17067 mSettings.writeLPr(); 17068 } 17069 } 17070 // kill any non-foreground processes so we restart them and 17071 // grant/revoke the GID. 17072 final IActivityManager am = ActivityManagerNative.getDefault(); 17073 if (am != null) { 17074 final long token = Binder.clearCallingIdentity(); 17075 try { 17076 am.killProcessesBelowForeground("setPermissionEnforcement"); 17077 } catch (RemoteException e) { 17078 } finally { 17079 Binder.restoreCallingIdentity(token); 17080 } 17081 } 17082 } else { 17083 throw new IllegalArgumentException("No selective enforcement for " + permission); 17084 } 17085 } 17086 17087 @Override 17088 @Deprecated 17089 public boolean isPermissionEnforced(String permission) { 17090 return true; 17091 } 17092 17093 @Override 17094 public boolean isStorageLow() { 17095 final long token = Binder.clearCallingIdentity(); 17096 try { 17097 final DeviceStorageMonitorInternal 17098 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17099 if (dsm != null) { 17100 return dsm.isMemoryLow(); 17101 } else { 17102 return false; 17103 } 17104 } finally { 17105 Binder.restoreCallingIdentity(token); 17106 } 17107 } 17108 17109 @Override 17110 public IPackageInstaller getPackageInstaller() { 17111 return mInstallerService; 17112 } 17113 17114 private boolean userNeedsBadging(int userId) { 17115 int index = mUserNeedsBadging.indexOfKey(userId); 17116 if (index < 0) { 17117 final UserInfo userInfo; 17118 final long token = Binder.clearCallingIdentity(); 17119 try { 17120 userInfo = sUserManager.getUserInfo(userId); 17121 } finally { 17122 Binder.restoreCallingIdentity(token); 17123 } 17124 final boolean b; 17125 if (userInfo != null && userInfo.isManagedProfile()) { 17126 b = true; 17127 } else { 17128 b = false; 17129 } 17130 mUserNeedsBadging.put(userId, b); 17131 return b; 17132 } 17133 return mUserNeedsBadging.valueAt(index); 17134 } 17135 17136 @Override 17137 public KeySet getKeySetByAlias(String packageName, String alias) { 17138 if (packageName == null || alias == null) { 17139 return null; 17140 } 17141 synchronized(mPackages) { 17142 final PackageParser.Package pkg = mPackages.get(packageName); 17143 if (pkg == null) { 17144 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17145 throw new IllegalArgumentException("Unknown package: " + packageName); 17146 } 17147 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17148 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17149 } 17150 } 17151 17152 @Override 17153 public KeySet getSigningKeySet(String packageName) { 17154 if (packageName == null) { 17155 return null; 17156 } 17157 synchronized(mPackages) { 17158 final PackageParser.Package pkg = mPackages.get(packageName); 17159 if (pkg == null) { 17160 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17161 throw new IllegalArgumentException("Unknown package: " + packageName); 17162 } 17163 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17164 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17165 throw new SecurityException("May not access signing KeySet of other apps."); 17166 } 17167 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17168 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17169 } 17170 } 17171 17172 @Override 17173 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17174 if (packageName == null || ks == null) { 17175 return false; 17176 } 17177 synchronized(mPackages) { 17178 final PackageParser.Package pkg = mPackages.get(packageName); 17179 if (pkg == null) { 17180 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17181 throw new IllegalArgumentException("Unknown package: " + packageName); 17182 } 17183 IBinder ksh = ks.getToken(); 17184 if (ksh instanceof KeySetHandle) { 17185 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17186 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17187 } 17188 return false; 17189 } 17190 } 17191 17192 @Override 17193 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17194 if (packageName == null || ks == null) { 17195 return false; 17196 } 17197 synchronized(mPackages) { 17198 final PackageParser.Package pkg = mPackages.get(packageName); 17199 if (pkg == null) { 17200 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17201 throw new IllegalArgumentException("Unknown package: " + packageName); 17202 } 17203 IBinder ksh = ks.getToken(); 17204 if (ksh instanceof KeySetHandle) { 17205 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17206 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17207 } 17208 return false; 17209 } 17210 } 17211 17212 private void deletePackageIfUnusedLPr(final String packageName) { 17213 PackageSetting ps = mSettings.mPackages.get(packageName); 17214 if (ps == null) { 17215 return; 17216 } 17217 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17218 // TODO Implement atomic delete if package is unused 17219 // It is currently possible that the package will be deleted even if it is installed 17220 // after this method returns. 17221 mHandler.post(new Runnable() { 17222 public void run() { 17223 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17224 } 17225 }); 17226 } 17227 } 17228 17229 /** 17230 * Check and throw if the given before/after packages would be considered a 17231 * downgrade. 17232 */ 17233 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17234 throws PackageManagerException { 17235 if (after.versionCode < before.mVersionCode) { 17236 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17237 "Update version code " + after.versionCode + " is older than current " 17238 + before.mVersionCode); 17239 } else if (after.versionCode == before.mVersionCode) { 17240 if (after.baseRevisionCode < before.baseRevisionCode) { 17241 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17242 "Update base revision code " + after.baseRevisionCode 17243 + " is older than current " + before.baseRevisionCode); 17244 } 17245 17246 if (!ArrayUtils.isEmpty(after.splitNames)) { 17247 for (int i = 0; i < after.splitNames.length; i++) { 17248 final String splitName = after.splitNames[i]; 17249 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17250 if (j != -1) { 17251 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17252 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17253 "Update split " + splitName + " revision code " 17254 + after.splitRevisionCodes[i] + " is older than current " 17255 + before.splitRevisionCodes[j]); 17256 } 17257 } 17258 } 17259 } 17260 } 17261 } 17262 17263 private static class MoveCallbacks extends Handler { 17264 private static final int MSG_CREATED = 1; 17265 private static final int MSG_STATUS_CHANGED = 2; 17266 17267 private final RemoteCallbackList<IPackageMoveObserver> 17268 mCallbacks = new RemoteCallbackList<>(); 17269 17270 private final SparseIntArray mLastStatus = new SparseIntArray(); 17271 17272 public MoveCallbacks(Looper looper) { 17273 super(looper); 17274 } 17275 17276 public void register(IPackageMoveObserver callback) { 17277 mCallbacks.register(callback); 17278 } 17279 17280 public void unregister(IPackageMoveObserver callback) { 17281 mCallbacks.unregister(callback); 17282 } 17283 17284 @Override 17285 public void handleMessage(Message msg) { 17286 final SomeArgs args = (SomeArgs) msg.obj; 17287 final int n = mCallbacks.beginBroadcast(); 17288 for (int i = 0; i < n; i++) { 17289 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17290 try { 17291 invokeCallback(callback, msg.what, args); 17292 } catch (RemoteException ignored) { 17293 } 17294 } 17295 mCallbacks.finishBroadcast(); 17296 args.recycle(); 17297 } 17298 17299 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17300 throws RemoteException { 17301 switch (what) { 17302 case MSG_CREATED: { 17303 callback.onCreated(args.argi1, (Bundle) args.arg2); 17304 break; 17305 } 17306 case MSG_STATUS_CHANGED: { 17307 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17308 break; 17309 } 17310 } 17311 } 17312 17313 private void notifyCreated(int moveId, Bundle extras) { 17314 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17315 17316 final SomeArgs args = SomeArgs.obtain(); 17317 args.argi1 = moveId; 17318 args.arg2 = extras; 17319 obtainMessage(MSG_CREATED, args).sendToTarget(); 17320 } 17321 17322 private void notifyStatusChanged(int moveId, int status) { 17323 notifyStatusChanged(moveId, status, -1); 17324 } 17325 17326 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17327 Slog.v(TAG, "Move " + moveId + " status " + status); 17328 17329 final SomeArgs args = SomeArgs.obtain(); 17330 args.argi1 = moveId; 17331 args.argi2 = status; 17332 args.arg3 = estMillis; 17333 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17334 17335 synchronized (mLastStatus) { 17336 mLastStatus.put(moveId, status); 17337 } 17338 } 17339 } 17340 17341 private final static class OnPermissionChangeListeners extends Handler { 17342 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17343 17344 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17345 new RemoteCallbackList<>(); 17346 17347 public OnPermissionChangeListeners(Looper looper) { 17348 super(looper); 17349 } 17350 17351 @Override 17352 public void handleMessage(Message msg) { 17353 switch (msg.what) { 17354 case MSG_ON_PERMISSIONS_CHANGED: { 17355 final int uid = msg.arg1; 17356 handleOnPermissionsChanged(uid); 17357 } break; 17358 } 17359 } 17360 17361 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17362 mPermissionListeners.register(listener); 17363 17364 } 17365 17366 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17367 mPermissionListeners.unregister(listener); 17368 } 17369 17370 public void onPermissionsChanged(int uid) { 17371 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17372 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17373 } 17374 } 17375 17376 private void handleOnPermissionsChanged(int uid) { 17377 final int count = mPermissionListeners.beginBroadcast(); 17378 try { 17379 for (int i = 0; i < count; i++) { 17380 IOnPermissionsChangeListener callback = mPermissionListeners 17381 .getBroadcastItem(i); 17382 try { 17383 callback.onPermissionsChanged(uid); 17384 } catch (RemoteException e) { 17385 Log.e(TAG, "Permission listener is dead", e); 17386 } 17387 } 17388 } finally { 17389 mPermissionListeners.finishBroadcast(); 17390 } 17391 } 17392 } 17393 17394 private class PackageManagerInternalImpl extends PackageManagerInternal { 17395 @Override 17396 public void setLocationPackagesProvider(PackagesProvider provider) { 17397 synchronized (mPackages) { 17398 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17399 } 17400 } 17401 17402 @Override 17403 public void setImePackagesProvider(PackagesProvider provider) { 17404 synchronized (mPackages) { 17405 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17406 } 17407 } 17408 17409 @Override 17410 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17411 synchronized (mPackages) { 17412 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17413 } 17414 } 17415 17416 @Override 17417 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17418 synchronized (mPackages) { 17419 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17420 } 17421 } 17422 17423 @Override 17424 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17425 synchronized (mPackages) { 17426 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17427 } 17428 } 17429 17430 @Override 17431 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17432 synchronized (mPackages) { 17433 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17434 } 17435 } 17436 17437 @Override 17438 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17439 synchronized (mPackages) { 17440 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17441 } 17442 } 17443 17444 @Override 17445 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17446 synchronized (mPackages) { 17447 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17448 packageName, userId); 17449 } 17450 } 17451 17452 @Override 17453 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17454 synchronized (mPackages) { 17455 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17456 packageName, userId); 17457 } 17458 } 17459 17460 @Override 17461 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17462 synchronized (mPackages) { 17463 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17464 packageName, userId); 17465 } 17466 } 17467 17468 @Override 17469 public void setKeepUninstalledPackages(final List<String> packageList) { 17470 Preconditions.checkNotNull(packageList); 17471 List<String> removedFromList = null; 17472 synchronized (mPackages) { 17473 if (mKeepUninstalledPackages != null) { 17474 final int packagesCount = mKeepUninstalledPackages.size(); 17475 for (int i = 0; i < packagesCount; i++) { 17476 String oldPackage = mKeepUninstalledPackages.get(i); 17477 if (packageList != null && packageList.contains(oldPackage)) { 17478 continue; 17479 } 17480 if (removedFromList == null) { 17481 removedFromList = new ArrayList<>(); 17482 } 17483 removedFromList.add(oldPackage); 17484 } 17485 } 17486 mKeepUninstalledPackages = new ArrayList<>(packageList); 17487 if (removedFromList != null) { 17488 final int removedCount = removedFromList.size(); 17489 for (int i = 0; i < removedCount; i++) { 17490 deletePackageIfUnusedLPr(removedFromList.get(i)); 17491 } 17492 } 17493 } 17494 } 17495 17496 @Override 17497 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17498 synchronized (mPackages) { 17499 // If we do not support permission review, done. 17500 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17501 return false; 17502 } 17503 17504 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17505 if (packageSetting == null) { 17506 return false; 17507 } 17508 17509 // Permission review applies only to apps not supporting the new permission model. 17510 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17511 return false; 17512 } 17513 17514 // Legacy apps have the permission and get user consent on launch. 17515 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17516 return permissionsState.isPermissionReviewRequired(userId); 17517 } 17518 } 17519 } 17520 17521 @Override 17522 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17523 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17524 synchronized (mPackages) { 17525 final long identity = Binder.clearCallingIdentity(); 17526 try { 17527 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17528 packageNames, userId); 17529 } finally { 17530 Binder.restoreCallingIdentity(identity); 17531 } 17532 } 17533 } 17534 17535 private static void enforceSystemOrPhoneCaller(String tag) { 17536 int callingUid = Binder.getCallingUid(); 17537 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17538 throw new SecurityException( 17539 "Cannot call " + tag + " from UID " + callingUid); 17540 } 17541 } 17542} 17543