PackageManagerService.java revision bb054c9dcc68d24e1d2ded709b721948b939018c
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.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 22import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 34import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 35import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 36import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 40import static android.content.pm.PackageManager.INSTALL_FAILED_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.MATCH_ALL; 61import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 62import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 63import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 64import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 65import static android.content.pm.PackageManager.PERMISSION_GRANTED; 66import static android.content.pm.PackageParser.isApkFile; 67import static android.os.Process.PACKAGE_INFO_GID; 68import static android.os.Process.SYSTEM_UID; 69import static android.system.OsConstants.O_CREAT; 70import static android.system.OsConstants.O_RDWR; 71import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 73import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 74import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 75import static com.android.internal.util.ArrayUtils.appendInt; 76import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 77import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 79import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 80import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 81import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 84 85import android.Manifest; 86import android.app.ActivityManager; 87import android.app.ActivityManagerNative; 88import android.app.AppGlobals; 89import android.app.IActivityManager; 90import android.app.admin.IDevicePolicyManager; 91import android.app.backup.IBackupManager; 92import android.app.usage.UsageStats; 93import android.app.usage.UsageStatsManager; 94import android.content.BroadcastReceiver; 95import android.content.ComponentName; 96import android.content.Context; 97import android.content.IIntentReceiver; 98import android.content.Intent; 99import android.content.IntentFilter; 100import android.content.IntentSender; 101import android.content.IntentSender.SendIntentException; 102import android.content.ServiceConnection; 103import android.content.pm.ActivityInfo; 104import android.content.pm.ApplicationInfo; 105import android.content.pm.FeatureInfo; 106import android.content.pm.IOnPermissionsChangeListener; 107import android.content.pm.IPackageDataObserver; 108import android.content.pm.IPackageDeleteObserver; 109import android.content.pm.IPackageDeleteObserver2; 110import android.content.pm.IPackageInstallObserver2; 111import android.content.pm.IPackageInstaller; 112import android.content.pm.IPackageManager; 113import android.content.pm.IPackageMoveObserver; 114import android.content.pm.IPackageStatsObserver; 115import android.content.pm.InstrumentationInfo; 116import android.content.pm.IntentFilterVerificationInfo; 117import android.content.pm.KeySet; 118import android.content.pm.ManifestDigest; 119import android.content.pm.PackageCleanItem; 120import android.content.pm.PackageInfo; 121import android.content.pm.PackageInfoLite; 122import android.content.pm.PackageInstaller; 123import android.content.pm.PackageManager; 124import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 125import android.content.pm.PackageManagerInternal; 126import android.content.pm.PackageParser; 127import android.content.pm.PackageParser.ActivityIntentInfo; 128import android.content.pm.PackageParser.PackageLite; 129import android.content.pm.PackageParser.PackageParserException; 130import android.content.pm.PackageStats; 131import android.content.pm.PackageUserState; 132import android.content.pm.ParceledListSlice; 133import android.content.pm.PermissionGroupInfo; 134import android.content.pm.PermissionInfo; 135import android.content.pm.ProviderInfo; 136import android.content.pm.ResolveInfo; 137import android.content.pm.ServiceInfo; 138import android.content.pm.Signature; 139import android.content.pm.UserInfo; 140import android.content.pm.VerificationParams; 141import android.content.pm.VerifierDeviceIdentity; 142import android.content.pm.VerifierInfo; 143import android.content.res.Resources; 144import android.hardware.display.DisplayManager; 145import android.net.Uri; 146import android.os.Binder; 147import android.os.Build; 148import android.os.Bundle; 149import android.os.Debug; 150import android.os.Environment; 151import android.os.Environment.UserEnvironment; 152import android.os.FileUtils; 153import android.os.Handler; 154import android.os.IBinder; 155import android.os.Looper; 156import android.os.Message; 157import android.os.Parcel; 158import android.os.ParcelFileDescriptor; 159import android.os.Process; 160import android.os.RemoteCallbackList; 161import android.os.RemoteException; 162import android.os.SELinux; 163import android.os.ServiceManager; 164import android.os.SystemClock; 165import android.os.SystemProperties; 166import android.os.UserHandle; 167import android.os.UserManager; 168import android.os.storage.IMountService; 169import android.os.storage.StorageEventListener; 170import android.os.storage.StorageManager; 171import android.os.storage.VolumeInfo; 172import android.os.storage.VolumeRecord; 173import android.security.KeyStore; 174import android.security.SystemKeyStore; 175import android.system.ErrnoException; 176import android.system.Os; 177import android.system.StructStat; 178import android.text.TextUtils; 179import android.text.format.DateUtils; 180import android.util.ArrayMap; 181import android.util.ArraySet; 182import android.util.AtomicFile; 183import android.util.DisplayMetrics; 184import android.util.EventLog; 185import android.util.ExceptionUtils; 186import android.util.Log; 187import android.util.LogPrinter; 188import android.util.MathUtils; 189import android.util.PrintStreamPrinter; 190import android.util.Slog; 191import android.util.SparseArray; 192import android.util.SparseBooleanArray; 193import android.util.SparseIntArray; 194import android.util.Xml; 195import android.view.Display; 196 197import dalvik.system.DexFile; 198import dalvik.system.VMRuntime; 199 200import libcore.io.IoUtils; 201import libcore.util.EmptyArray; 202 203import com.android.internal.R; 204import com.android.internal.annotations.GuardedBy; 205import com.android.internal.app.IMediaContainerService; 206import com.android.internal.app.ResolverActivity; 207import com.android.internal.content.NativeLibraryHelper; 208import com.android.internal.content.PackageHelper; 209import com.android.internal.os.IParcelFileDescriptorFactory; 210import com.android.internal.os.SomeArgs; 211import com.android.internal.os.Zygote; 212import com.android.internal.util.ArrayUtils; 213import com.android.internal.util.FastPrintWriter; 214import com.android.internal.util.FastXmlSerializer; 215import com.android.internal.util.IndentingPrintWriter; 216import com.android.internal.util.Preconditions; 217import com.android.server.EventLogTags; 218import com.android.server.FgThread; 219import com.android.server.IntentResolver; 220import com.android.server.LocalServices; 221import com.android.server.ServiceThread; 222import com.android.server.SystemConfig; 223import com.android.server.Watchdog; 224import com.android.server.pm.PermissionsState.PermissionState; 225import com.android.server.pm.Settings.DatabaseVersion; 226import com.android.server.storage.DeviceStorageMonitorInternal; 227 228import org.xmlpull.v1.XmlPullParser; 229import org.xmlpull.v1.XmlPullParserException; 230import org.xmlpull.v1.XmlSerializer; 231 232import java.io.BufferedInputStream; 233import java.io.BufferedOutputStream; 234import java.io.BufferedReader; 235import java.io.ByteArrayInputStream; 236import java.io.ByteArrayOutputStream; 237import java.io.File; 238import java.io.FileDescriptor; 239import java.io.FileNotFoundException; 240import java.io.FileOutputStream; 241import java.io.FileReader; 242import java.io.FilenameFilter; 243import java.io.IOException; 244import java.io.InputStream; 245import java.io.PrintWriter; 246import java.nio.charset.StandardCharsets; 247import java.security.NoSuchAlgorithmException; 248import java.security.PublicKey; 249import java.security.cert.CertificateEncodingException; 250import java.security.cert.CertificateException; 251import java.text.SimpleDateFormat; 252import java.util.ArrayList; 253import java.util.Arrays; 254import java.util.Collection; 255import java.util.Collections; 256import java.util.Comparator; 257import java.util.Date; 258import java.util.Iterator; 259import java.util.List; 260import java.util.Map; 261import java.util.Objects; 262import java.util.Set; 263import java.util.concurrent.CountDownLatch; 264import java.util.concurrent.TimeUnit; 265import java.util.concurrent.atomic.AtomicBoolean; 266import java.util.concurrent.atomic.AtomicInteger; 267import java.util.concurrent.atomic.AtomicLong; 268 269/** 270 * Keep track of all those .apks everywhere. 271 * 272 * This is very central to the platform's security; please run the unit 273 * tests whenever making modifications here: 274 * 275mmm frameworks/base/tests/AndroidTests 276adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 277adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 278 * 279 * {@hide} 280 */ 281public class PackageManagerService extends IPackageManager.Stub { 282 static final String TAG = "PackageManager"; 283 static final boolean DEBUG_SETTINGS = false; 284 static final boolean DEBUG_PREFERRED = false; 285 static final boolean DEBUG_UPGRADE = false; 286 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 287 private static final boolean DEBUG_BACKUP = true; 288 private static final boolean DEBUG_INSTALL = false; 289 private static final boolean DEBUG_REMOVE = false; 290 private static final boolean DEBUG_BROADCASTS = false; 291 private static final boolean DEBUG_SHOW_INFO = false; 292 private static final boolean DEBUG_PACKAGE_INFO = false; 293 private static final boolean DEBUG_INTENT_MATCHING = false; 294 private static final boolean DEBUG_PACKAGE_SCANNING = false; 295 private static final boolean DEBUG_VERIFY = false; 296 private static final boolean DEBUG_DEXOPT = false; 297 private static final boolean DEBUG_ABI_SELECTION = false; 298 299 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 300 301 private static final int RADIO_UID = Process.PHONE_UID; 302 private static final int LOG_UID = Process.LOG_UID; 303 private static final int NFC_UID = Process.NFC_UID; 304 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 305 private static final int SHELL_UID = Process.SHELL_UID; 306 307 // Cap the size of permission trees that 3rd party apps can define 308 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 309 310 // Suffix used during package installation when copying/moving 311 // package apks to install directory. 312 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 313 314 static final int SCAN_NO_DEX = 1<<1; 315 static final int SCAN_FORCE_DEX = 1<<2; 316 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 317 static final int SCAN_NEW_INSTALL = 1<<4; 318 static final int SCAN_NO_PATHS = 1<<5; 319 static final int SCAN_UPDATE_TIME = 1<<6; 320 static final int SCAN_DEFER_DEX = 1<<7; 321 static final int SCAN_BOOTING = 1<<8; 322 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 323 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 324 static final int SCAN_REQUIRE_KNOWN = 1<<12; 325 static final int SCAN_MOVE = 1<<13; 326 static final int SCAN_INITIAL = 1<<14; 327 328 static final int REMOVE_CHATTY = 1<<16; 329 330 private static final int[] EMPTY_INT_ARRAY = new int[0]; 331 332 /** 333 * Timeout (in milliseconds) after which the watchdog should declare that 334 * our handler thread is wedged. The usual default for such things is one 335 * minute but we sometimes do very lengthy I/O operations on this thread, 336 * such as installing multi-gigabyte applications, so ours needs to be longer. 337 */ 338 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 339 340 /** 341 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 342 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 343 * settings entry if available, otherwise we use the hardcoded default. If it's been 344 * more than this long since the last fstrim, we force one during the boot sequence. 345 * 346 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 347 * one gets run at the next available charging+idle time. This final mandatory 348 * no-fstrim check kicks in only of the other scheduling criteria is never met. 349 */ 350 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 351 352 /** 353 * Whether verification is enabled by default. 354 */ 355 private static final boolean DEFAULT_VERIFY_ENABLE = true; 356 357 /** 358 * The default maximum time to wait for the verification agent to return in 359 * milliseconds. 360 */ 361 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 362 363 /** 364 * The default response for package verification timeout. 365 * 366 * This can be either PackageManager.VERIFICATION_ALLOW or 367 * PackageManager.VERIFICATION_REJECT. 368 */ 369 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 370 371 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 372 373 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 374 DEFAULT_CONTAINER_PACKAGE, 375 "com.android.defcontainer.DefaultContainerService"); 376 377 private static final String KILL_APP_REASON_GIDS_CHANGED = 378 "permission grant or revoke changed gids"; 379 380 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 381 "permissions revoked"; 382 383 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 384 385 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 386 387 /** Permission grant: not grant the permission. */ 388 private static final int GRANT_DENIED = 1; 389 390 /** Permission grant: grant the permission as an install permission. */ 391 private static final int GRANT_INSTALL = 2; 392 393 /** Permission grant: grant the permission as an install permission for a legacy app. */ 394 private static final int GRANT_INSTALL_LEGACY = 3; 395 396 /** Permission grant: grant the permission as a runtime one. */ 397 private static final int GRANT_RUNTIME = 4; 398 399 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 400 private static final int GRANT_UPGRADE = 5; 401 402 /** Canonical intent used to identify what counts as a "web browser" app */ 403 private static final Intent sBrowserIntent; 404 static { 405 sBrowserIntent = new Intent(); 406 sBrowserIntent.setAction(Intent.ACTION_VIEW); 407 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 408 sBrowserIntent.setData(Uri.parse("http:")); 409 } 410 411 final ServiceThread mHandlerThread; 412 413 final PackageHandler mHandler; 414 415 /** 416 * Messages for {@link #mHandler} that need to wait for system ready before 417 * being dispatched. 418 */ 419 private ArrayList<Message> mPostSystemReadyMessages; 420 421 final int mSdkVersion = Build.VERSION.SDK_INT; 422 423 final Context mContext; 424 final boolean mFactoryTest; 425 final boolean mOnlyCore; 426 final boolean mLazyDexOpt; 427 final long mDexOptLRUThresholdInMills; 428 final DisplayMetrics mMetrics; 429 final int mDefParseFlags; 430 final String[] mSeparateProcesses; 431 final boolean mIsUpgrade; 432 433 // This is where all application persistent data goes. 434 final File mAppDataDir; 435 436 // This is where all application persistent data goes for secondary users. 437 final File mUserAppDataDir; 438 439 /** The location for ASEC container files on internal storage. */ 440 final String mAsecInternalPath; 441 442 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 443 // LOCK HELD. Can be called with mInstallLock held. 444 @GuardedBy("mInstallLock") 445 final Installer mInstaller; 446 447 /** Directory where installed third-party apps stored */ 448 final File mAppInstallDir; 449 450 /** 451 * Directory to which applications installed internally have their 452 * 32 bit native libraries copied. 453 */ 454 private File mAppLib32InstallDir; 455 456 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 457 // apps. 458 final File mDrmAppPrivateInstallDir; 459 460 // ---------------------------------------------------------------- 461 462 // Lock for state used when installing and doing other long running 463 // operations. Methods that must be called with this lock held have 464 // the suffix "LI". 465 final Object mInstallLock = new Object(); 466 467 // ---------------------------------------------------------------- 468 469 // Keys are String (package name), values are Package. This also serves 470 // as the lock for the global state. Methods that must be called with 471 // this lock held have the prefix "LP". 472 @GuardedBy("mPackages") 473 final ArrayMap<String, PackageParser.Package> mPackages = 474 new ArrayMap<String, PackageParser.Package>(); 475 476 // Tracks available target package names -> overlay package paths. 477 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 478 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 479 480 final Settings mSettings; 481 boolean mRestoredSettings; 482 483 // System configuration read by SystemConfig. 484 final int[] mGlobalGids; 485 final SparseArray<ArraySet<String>> mSystemPermissions; 486 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 487 488 // If mac_permissions.xml was found for seinfo labeling. 489 boolean mFoundPolicyFile; 490 491 // If a recursive restorecon of /data/data/<pkg> is needed. 492 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 493 494 public static final class SharedLibraryEntry { 495 public final String path; 496 public final String apk; 497 498 SharedLibraryEntry(String _path, String _apk) { 499 path = _path; 500 apk = _apk; 501 } 502 } 503 504 // Currently known shared libraries. 505 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 506 new ArrayMap<String, SharedLibraryEntry>(); 507 508 // All available activities, for your resolving pleasure. 509 final ActivityIntentResolver mActivities = 510 new ActivityIntentResolver(); 511 512 // All available receivers, for your resolving pleasure. 513 final ActivityIntentResolver mReceivers = 514 new ActivityIntentResolver(); 515 516 // All available services, for your resolving pleasure. 517 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 518 519 // All available providers, for your resolving pleasure. 520 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 521 522 // Mapping from provider base names (first directory in content URI codePath) 523 // to the provider information. 524 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 525 new ArrayMap<String, PackageParser.Provider>(); 526 527 // Mapping from instrumentation class names to info about them. 528 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 529 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 530 531 // Mapping from permission names to info about them. 532 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 533 new ArrayMap<String, PackageParser.PermissionGroup>(); 534 535 // Packages whose data we have transfered into another package, thus 536 // should no longer exist. 537 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 538 539 // Broadcast actions that are only available to the system. 540 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 541 542 /** List of packages waiting for verification. */ 543 final SparseArray<PackageVerificationState> mPendingVerification 544 = new SparseArray<PackageVerificationState>(); 545 546 /** Set of packages associated with each app op permission. */ 547 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 548 549 final PackageInstallerService mInstallerService; 550 551 private final PackageDexOptimizer mPackageDexOptimizer; 552 553 private AtomicInteger mNextMoveId = new AtomicInteger(); 554 private final MoveCallbacks mMoveCallbacks; 555 556 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 557 558 // Cache of users who need badging. 559 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 560 561 /** Token for keys in mPendingVerification. */ 562 private int mPendingVerificationToken = 0; 563 564 volatile boolean mSystemReady; 565 volatile boolean mSafeMode; 566 volatile boolean mHasSystemUidErrors; 567 568 ApplicationInfo mAndroidApplication; 569 final ActivityInfo mResolveActivity = new ActivityInfo(); 570 final ResolveInfo mResolveInfo = new ResolveInfo(); 571 ComponentName mResolveComponentName; 572 PackageParser.Package mPlatformPackage; 573 ComponentName mCustomResolverComponentName; 574 575 boolean mResolverReplaced = false; 576 577 private final ComponentName mIntentFilterVerifierComponent; 578 private int mIntentFilterVerificationToken = 0; 579 580 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 581 = new SparseArray<IntentFilterVerificationState>(); 582 583 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 584 new DefaultPermissionGrantPolicy(this); 585 586 private static class IFVerificationParams { 587 PackageParser.Package pkg; 588 boolean replacing; 589 int userId; 590 int verifierUid; 591 592 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 593 int _userId, int _verifierUid) { 594 pkg = _pkg; 595 replacing = _replacing; 596 userId = _userId; 597 replacing = _replacing; 598 verifierUid = _verifierUid; 599 } 600 } 601 602 private interface IntentFilterVerifier<T extends IntentFilter> { 603 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 604 T filter, String packageName); 605 void startVerifications(int userId); 606 void receiveVerificationResponse(int verificationId); 607 } 608 609 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 610 private Context mContext; 611 private ComponentName mIntentFilterVerifierComponent; 612 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 613 614 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 615 mContext = context; 616 mIntentFilterVerifierComponent = verifierComponent; 617 } 618 619 private String getDefaultScheme() { 620 return IntentFilter.SCHEME_HTTPS; 621 } 622 623 @Override 624 public void startVerifications(int userId) { 625 // Launch verifications requests 626 int count = mCurrentIntentFilterVerifications.size(); 627 for (int n=0; n<count; n++) { 628 int verificationId = mCurrentIntentFilterVerifications.get(n); 629 final IntentFilterVerificationState ivs = 630 mIntentFilterVerificationStates.get(verificationId); 631 632 String packageName = ivs.getPackageName(); 633 634 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 635 final int filterCount = filters.size(); 636 ArraySet<String> domainsSet = new ArraySet<>(); 637 for (int m=0; m<filterCount; m++) { 638 PackageParser.ActivityIntentInfo filter = filters.get(m); 639 domainsSet.addAll(filter.getHostsList()); 640 } 641 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 642 synchronized (mPackages) { 643 if (mSettings.createIntentFilterVerificationIfNeededLPw( 644 packageName, domainsList) != null) { 645 scheduleWriteSettingsLocked(); 646 } 647 } 648 sendVerificationRequest(userId, verificationId, ivs); 649 } 650 mCurrentIntentFilterVerifications.clear(); 651 } 652 653 private void sendVerificationRequest(int userId, int verificationId, 654 IntentFilterVerificationState ivs) { 655 656 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 657 verificationIntent.putExtra( 658 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 659 verificationId); 660 verificationIntent.putExtra( 661 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 662 getDefaultScheme()); 663 verificationIntent.putExtra( 664 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 665 ivs.getHostsString()); 666 verificationIntent.putExtra( 667 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 668 ivs.getPackageName()); 669 verificationIntent.setComponent(mIntentFilterVerifierComponent); 670 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 671 672 UserHandle user = new UserHandle(userId); 673 mContext.sendBroadcastAsUser(verificationIntent, user); 674 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 675 "Sending IntentFilter verification broadcast"); 676 } 677 678 public void receiveVerificationResponse(int verificationId) { 679 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 680 681 final boolean verified = ivs.isVerified(); 682 683 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 684 final int count = filters.size(); 685 if (DEBUG_DOMAIN_VERIFICATION) { 686 Slog.i(TAG, "Received verification response " + verificationId 687 + " for " + count + " filters, verified=" + verified); 688 } 689 for (int n=0; n<count; n++) { 690 PackageParser.ActivityIntentInfo filter = filters.get(n); 691 filter.setVerified(verified); 692 693 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 694 + " verified with result:" + verified + " and hosts:" 695 + ivs.getHostsString()); 696 } 697 698 mIntentFilterVerificationStates.remove(verificationId); 699 700 final String packageName = ivs.getPackageName(); 701 IntentFilterVerificationInfo ivi = null; 702 703 synchronized (mPackages) { 704 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 705 } 706 if (ivi == null) { 707 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 708 + verificationId + " packageName:" + packageName); 709 return; 710 } 711 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 712 "Updating IntentFilterVerificationInfo for package " + packageName 713 +" verificationId:" + verificationId); 714 715 synchronized (mPackages) { 716 if (verified) { 717 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 718 } else { 719 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 720 } 721 scheduleWriteSettingsLocked(); 722 723 final int userId = ivs.getUserId(); 724 if (userId != UserHandle.USER_ALL) { 725 final int userStatus = 726 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 727 728 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 729 boolean needUpdate = false; 730 731 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 732 // already been set by the User thru the Disambiguation dialog 733 switch (userStatus) { 734 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 735 if (verified) { 736 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 737 } else { 738 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 739 } 740 needUpdate = true; 741 break; 742 743 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 744 if (verified) { 745 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 746 needUpdate = true; 747 } 748 break; 749 750 default: 751 // Nothing to do 752 } 753 754 if (needUpdate) { 755 mSettings.updateIntentFilterVerificationStatusLPw( 756 packageName, updatedStatus, userId); 757 scheduleWritePackageRestrictionsLocked(userId); 758 } 759 } 760 } 761 } 762 763 @Override 764 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 765 ActivityIntentInfo filter, String packageName) { 766 if (!hasValidDomains(filter)) { 767 return false; 768 } 769 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 770 if (ivs == null) { 771 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 772 packageName); 773 } 774 if (DEBUG_DOMAIN_VERIFICATION) { 775 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 776 } 777 ivs.addFilter(filter); 778 return true; 779 } 780 781 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 782 int userId, int verificationId, String packageName) { 783 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 784 verifierUid, userId, packageName); 785 ivs.setPendingState(); 786 synchronized (mPackages) { 787 mIntentFilterVerificationStates.append(verificationId, ivs); 788 mCurrentIntentFilterVerifications.add(verificationId); 789 } 790 return ivs; 791 } 792 } 793 794 private static boolean hasValidDomains(ActivityIntentInfo filter) { 795 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 796 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 797 if (!hasHTTPorHTTPS) { 798 return false; 799 } 800 return true; 801 } 802 803 private IntentFilterVerifier mIntentFilterVerifier; 804 805 // Set of pending broadcasts for aggregating enable/disable of components. 806 static class PendingPackageBroadcasts { 807 // for each user id, a map of <package name -> components within that package> 808 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 809 810 public PendingPackageBroadcasts() { 811 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 812 } 813 814 public ArrayList<String> get(int userId, String packageName) { 815 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 816 return packages.get(packageName); 817 } 818 819 public void put(int userId, String packageName, ArrayList<String> components) { 820 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 821 packages.put(packageName, components); 822 } 823 824 public void remove(int userId, String packageName) { 825 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 826 if (packages != null) { 827 packages.remove(packageName); 828 } 829 } 830 831 public void remove(int userId) { 832 mUidMap.remove(userId); 833 } 834 835 public int userIdCount() { 836 return mUidMap.size(); 837 } 838 839 public int userIdAt(int n) { 840 return mUidMap.keyAt(n); 841 } 842 843 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 844 return mUidMap.get(userId); 845 } 846 847 public int size() { 848 // total number of pending broadcast entries across all userIds 849 int num = 0; 850 for (int i = 0; i< mUidMap.size(); i++) { 851 num += mUidMap.valueAt(i).size(); 852 } 853 return num; 854 } 855 856 public void clear() { 857 mUidMap.clear(); 858 } 859 860 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 861 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 862 if (map == null) { 863 map = new ArrayMap<String, ArrayList<String>>(); 864 mUidMap.put(userId, map); 865 } 866 return map; 867 } 868 } 869 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 870 871 // Service Connection to remote media container service to copy 872 // package uri's from external media onto secure containers 873 // or internal storage. 874 private IMediaContainerService mContainerService = null; 875 876 static final int SEND_PENDING_BROADCAST = 1; 877 static final int MCS_BOUND = 3; 878 static final int END_COPY = 4; 879 static final int INIT_COPY = 5; 880 static final int MCS_UNBIND = 6; 881 static final int START_CLEANING_PACKAGE = 7; 882 static final int FIND_INSTALL_LOC = 8; 883 static final int POST_INSTALL = 9; 884 static final int MCS_RECONNECT = 10; 885 static final int MCS_GIVE_UP = 11; 886 static final int UPDATED_MEDIA_STATUS = 12; 887 static final int WRITE_SETTINGS = 13; 888 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 889 static final int PACKAGE_VERIFIED = 15; 890 static final int CHECK_PENDING_VERIFICATION = 16; 891 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 892 static final int INTENT_FILTER_VERIFIED = 18; 893 894 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 895 896 // Delay time in millisecs 897 static final int BROADCAST_DELAY = 10 * 1000; 898 899 static UserManagerService sUserManager; 900 901 // Stores a list of users whose package restrictions file needs to be updated 902 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 903 904 final private DefaultContainerConnection mDefContainerConn = 905 new DefaultContainerConnection(); 906 class DefaultContainerConnection implements ServiceConnection { 907 public void onServiceConnected(ComponentName name, IBinder service) { 908 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 909 IMediaContainerService imcs = 910 IMediaContainerService.Stub.asInterface(service); 911 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 912 } 913 914 public void onServiceDisconnected(ComponentName name) { 915 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 916 } 917 } 918 919 // Recordkeeping of restore-after-install operations that are currently in flight 920 // between the Package Manager and the Backup Manager 921 class PostInstallData { 922 public InstallArgs args; 923 public PackageInstalledInfo res; 924 925 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 926 args = _a; 927 res = _r; 928 } 929 } 930 931 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 932 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 933 934 // XML tags for backup/restore of various bits of state 935 private static final String TAG_PREFERRED_BACKUP = "pa"; 936 private static final String TAG_DEFAULT_APPS = "da"; 937 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 938 939 final String mRequiredVerifierPackage; 940 final String mRequiredInstallerPackage; 941 942 private final PackageUsage mPackageUsage = new PackageUsage(); 943 944 private class PackageUsage { 945 private static final int WRITE_INTERVAL 946 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 947 948 private final Object mFileLock = new Object(); 949 private final AtomicLong mLastWritten = new AtomicLong(0); 950 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 951 952 private boolean mIsHistoricalPackageUsageAvailable = true; 953 954 boolean isHistoricalPackageUsageAvailable() { 955 return mIsHistoricalPackageUsageAvailable; 956 } 957 958 void write(boolean force) { 959 if (force) { 960 writeInternal(); 961 return; 962 } 963 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 964 && !DEBUG_DEXOPT) { 965 return; 966 } 967 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 968 new Thread("PackageUsage_DiskWriter") { 969 @Override 970 public void run() { 971 try { 972 writeInternal(); 973 } finally { 974 mBackgroundWriteRunning.set(false); 975 } 976 } 977 }.start(); 978 } 979 } 980 981 private void writeInternal() { 982 synchronized (mPackages) { 983 synchronized (mFileLock) { 984 AtomicFile file = getFile(); 985 FileOutputStream f = null; 986 try { 987 f = file.startWrite(); 988 BufferedOutputStream out = new BufferedOutputStream(f); 989 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 990 StringBuilder sb = new StringBuilder(); 991 for (PackageParser.Package pkg : mPackages.values()) { 992 if (pkg.mLastPackageUsageTimeInMills == 0) { 993 continue; 994 } 995 sb.setLength(0); 996 sb.append(pkg.packageName); 997 sb.append(' '); 998 sb.append((long)pkg.mLastPackageUsageTimeInMills); 999 sb.append('\n'); 1000 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1001 } 1002 out.flush(); 1003 file.finishWrite(f); 1004 } catch (IOException e) { 1005 if (f != null) { 1006 file.failWrite(f); 1007 } 1008 Log.e(TAG, "Failed to write package usage times", e); 1009 } 1010 } 1011 } 1012 mLastWritten.set(SystemClock.elapsedRealtime()); 1013 } 1014 1015 void readLP() { 1016 synchronized (mFileLock) { 1017 AtomicFile file = getFile(); 1018 BufferedInputStream in = null; 1019 try { 1020 in = new BufferedInputStream(file.openRead()); 1021 StringBuffer sb = new StringBuffer(); 1022 while (true) { 1023 String packageName = readToken(in, sb, ' '); 1024 if (packageName == null) { 1025 break; 1026 } 1027 String timeInMillisString = readToken(in, sb, '\n'); 1028 if (timeInMillisString == null) { 1029 throw new IOException("Failed to find last usage time for package " 1030 + packageName); 1031 } 1032 PackageParser.Package pkg = mPackages.get(packageName); 1033 if (pkg == null) { 1034 continue; 1035 } 1036 long timeInMillis; 1037 try { 1038 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1039 } catch (NumberFormatException e) { 1040 throw new IOException("Failed to parse " + timeInMillisString 1041 + " as a long.", e); 1042 } 1043 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1044 } 1045 } catch (FileNotFoundException expected) { 1046 mIsHistoricalPackageUsageAvailable = false; 1047 } catch (IOException e) { 1048 Log.w(TAG, "Failed to read package usage times", e); 1049 } finally { 1050 IoUtils.closeQuietly(in); 1051 } 1052 } 1053 mLastWritten.set(SystemClock.elapsedRealtime()); 1054 } 1055 1056 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1057 throws IOException { 1058 sb.setLength(0); 1059 while (true) { 1060 int ch = in.read(); 1061 if (ch == -1) { 1062 if (sb.length() == 0) { 1063 return null; 1064 } 1065 throw new IOException("Unexpected EOF"); 1066 } 1067 if (ch == endOfToken) { 1068 return sb.toString(); 1069 } 1070 sb.append((char)ch); 1071 } 1072 } 1073 1074 private AtomicFile getFile() { 1075 File dataDir = Environment.getDataDirectory(); 1076 File systemDir = new File(dataDir, "system"); 1077 File fname = new File(systemDir, "package-usage.list"); 1078 return new AtomicFile(fname); 1079 } 1080 } 1081 1082 class PackageHandler extends Handler { 1083 private boolean mBound = false; 1084 final ArrayList<HandlerParams> mPendingInstalls = 1085 new ArrayList<HandlerParams>(); 1086 1087 private boolean connectToService() { 1088 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1089 " DefaultContainerService"); 1090 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1091 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1092 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1093 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1094 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1095 mBound = true; 1096 return true; 1097 } 1098 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1099 return false; 1100 } 1101 1102 private void disconnectService() { 1103 mContainerService = null; 1104 mBound = false; 1105 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1106 mContext.unbindService(mDefContainerConn); 1107 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1108 } 1109 1110 PackageHandler(Looper looper) { 1111 super(looper); 1112 } 1113 1114 public void handleMessage(Message msg) { 1115 try { 1116 doHandleMessage(msg); 1117 } finally { 1118 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1119 } 1120 } 1121 1122 void doHandleMessage(Message msg) { 1123 switch (msg.what) { 1124 case INIT_COPY: { 1125 HandlerParams params = (HandlerParams) msg.obj; 1126 int idx = mPendingInstalls.size(); 1127 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1128 // If a bind was already initiated we dont really 1129 // need to do anything. The pending install 1130 // will be processed later on. 1131 if (!mBound) { 1132 // If this is the only one pending we might 1133 // have to bind to the service again. 1134 if (!connectToService()) { 1135 Slog.e(TAG, "Failed to bind to media container service"); 1136 params.serviceError(); 1137 return; 1138 } else { 1139 // Once we bind to the service, the first 1140 // pending request will be processed. 1141 mPendingInstalls.add(idx, params); 1142 } 1143 } else { 1144 mPendingInstalls.add(idx, params); 1145 // Already bound to the service. Just make 1146 // sure we trigger off processing the first request. 1147 if (idx == 0) { 1148 mHandler.sendEmptyMessage(MCS_BOUND); 1149 } 1150 } 1151 break; 1152 } 1153 case MCS_BOUND: { 1154 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1155 if (msg.obj != null) { 1156 mContainerService = (IMediaContainerService) msg.obj; 1157 } 1158 if (mContainerService == null) { 1159 if (!mBound) { 1160 // Something seriously wrong since we are not bound and we are not 1161 // waiting for connection. Bail out. 1162 Slog.e(TAG, "Cannot bind to media container service"); 1163 for (HandlerParams params : mPendingInstalls) { 1164 // Indicate service bind error 1165 params.serviceError(); 1166 } 1167 mPendingInstalls.clear(); 1168 } else { 1169 Slog.w(TAG, "Waiting to connect to media container service"); 1170 } 1171 } else if (mPendingInstalls.size() > 0) { 1172 HandlerParams params = mPendingInstalls.get(0); 1173 if (params != null) { 1174 if (params.startCopy()) { 1175 // We are done... look for more work or to 1176 // go idle. 1177 if (DEBUG_SD_INSTALL) Log.i(TAG, 1178 "Checking for more work or unbind..."); 1179 // Delete pending install 1180 if (mPendingInstalls.size() > 0) { 1181 mPendingInstalls.remove(0); 1182 } 1183 if (mPendingInstalls.size() == 0) { 1184 if (mBound) { 1185 if (DEBUG_SD_INSTALL) Log.i(TAG, 1186 "Posting delayed MCS_UNBIND"); 1187 removeMessages(MCS_UNBIND); 1188 Message ubmsg = obtainMessage(MCS_UNBIND); 1189 // Unbind after a little delay, to avoid 1190 // continual thrashing. 1191 sendMessageDelayed(ubmsg, 10000); 1192 } 1193 } else { 1194 // There are more pending requests in queue. 1195 // Just post MCS_BOUND message to trigger processing 1196 // of next pending install. 1197 if (DEBUG_SD_INSTALL) Log.i(TAG, 1198 "Posting MCS_BOUND for next work"); 1199 mHandler.sendEmptyMessage(MCS_BOUND); 1200 } 1201 } 1202 } 1203 } else { 1204 // Should never happen ideally. 1205 Slog.w(TAG, "Empty queue"); 1206 } 1207 break; 1208 } 1209 case MCS_RECONNECT: { 1210 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1211 if (mPendingInstalls.size() > 0) { 1212 if (mBound) { 1213 disconnectService(); 1214 } 1215 if (!connectToService()) { 1216 Slog.e(TAG, "Failed to bind to media container service"); 1217 for (HandlerParams params : mPendingInstalls) { 1218 // Indicate service bind error 1219 params.serviceError(); 1220 } 1221 mPendingInstalls.clear(); 1222 } 1223 } 1224 break; 1225 } 1226 case MCS_UNBIND: { 1227 // If there is no actual work left, then time to unbind. 1228 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1229 1230 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1231 if (mBound) { 1232 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1233 1234 disconnectService(); 1235 } 1236 } else if (mPendingInstalls.size() > 0) { 1237 // There are more pending requests in queue. 1238 // Just post MCS_BOUND message to trigger processing 1239 // of next pending install. 1240 mHandler.sendEmptyMessage(MCS_BOUND); 1241 } 1242 1243 break; 1244 } 1245 case MCS_GIVE_UP: { 1246 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1247 mPendingInstalls.remove(0); 1248 break; 1249 } 1250 case SEND_PENDING_BROADCAST: { 1251 String packages[]; 1252 ArrayList<String> components[]; 1253 int size = 0; 1254 int uids[]; 1255 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1256 synchronized (mPackages) { 1257 if (mPendingBroadcasts == null) { 1258 return; 1259 } 1260 size = mPendingBroadcasts.size(); 1261 if (size <= 0) { 1262 // Nothing to be done. Just return 1263 return; 1264 } 1265 packages = new String[size]; 1266 components = new ArrayList[size]; 1267 uids = new int[size]; 1268 int i = 0; // filling out the above arrays 1269 1270 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1271 int packageUserId = mPendingBroadcasts.userIdAt(n); 1272 Iterator<Map.Entry<String, ArrayList<String>>> it 1273 = mPendingBroadcasts.packagesForUserId(packageUserId) 1274 .entrySet().iterator(); 1275 while (it.hasNext() && i < size) { 1276 Map.Entry<String, ArrayList<String>> ent = it.next(); 1277 packages[i] = ent.getKey(); 1278 components[i] = ent.getValue(); 1279 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1280 uids[i] = (ps != null) 1281 ? UserHandle.getUid(packageUserId, ps.appId) 1282 : -1; 1283 i++; 1284 } 1285 } 1286 size = i; 1287 mPendingBroadcasts.clear(); 1288 } 1289 // Send broadcasts 1290 for (int i = 0; i < size; i++) { 1291 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1292 } 1293 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1294 break; 1295 } 1296 case START_CLEANING_PACKAGE: { 1297 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1298 final String packageName = (String)msg.obj; 1299 final int userId = msg.arg1; 1300 final boolean andCode = msg.arg2 != 0; 1301 synchronized (mPackages) { 1302 if (userId == UserHandle.USER_ALL) { 1303 int[] users = sUserManager.getUserIds(); 1304 for (int user : users) { 1305 mSettings.addPackageToCleanLPw( 1306 new PackageCleanItem(user, packageName, andCode)); 1307 } 1308 } else { 1309 mSettings.addPackageToCleanLPw( 1310 new PackageCleanItem(userId, packageName, andCode)); 1311 } 1312 } 1313 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1314 startCleaningPackages(); 1315 } break; 1316 case POST_INSTALL: { 1317 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1318 PostInstallData data = mRunningInstalls.get(msg.arg1); 1319 mRunningInstalls.delete(msg.arg1); 1320 boolean deleteOld = false; 1321 1322 if (data != null) { 1323 InstallArgs args = data.args; 1324 PackageInstalledInfo res = data.res; 1325 1326 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1327 final String packageName = res.pkg.applicationInfo.packageName; 1328 res.removedInfo.sendBroadcast(false, true, false); 1329 Bundle extras = new Bundle(1); 1330 extras.putInt(Intent.EXTRA_UID, res.uid); 1331 1332 // Now that we successfully installed the package, grant runtime 1333 // permissions if requested before broadcasting the install. 1334 if ((args.installFlags 1335 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1336 grantRequestedRuntimePermissions(res.pkg, 1337 args.user.getIdentifier()); 1338 } 1339 1340 // Determine the set of users who are adding this 1341 // package for the first time vs. those who are seeing 1342 // an update. 1343 int[] firstUsers; 1344 int[] updateUsers = new int[0]; 1345 if (res.origUsers == null || res.origUsers.length == 0) { 1346 firstUsers = res.newUsers; 1347 } else { 1348 firstUsers = new int[0]; 1349 for (int i=0; i<res.newUsers.length; i++) { 1350 int user = res.newUsers[i]; 1351 boolean isNew = true; 1352 for (int j=0; j<res.origUsers.length; j++) { 1353 if (res.origUsers[j] == user) { 1354 isNew = false; 1355 break; 1356 } 1357 } 1358 if (isNew) { 1359 int[] newFirst = new int[firstUsers.length+1]; 1360 System.arraycopy(firstUsers, 0, newFirst, 0, 1361 firstUsers.length); 1362 newFirst[firstUsers.length] = user; 1363 firstUsers = newFirst; 1364 } else { 1365 int[] newUpdate = new int[updateUsers.length+1]; 1366 System.arraycopy(updateUsers, 0, newUpdate, 0, 1367 updateUsers.length); 1368 newUpdate[updateUsers.length] = user; 1369 updateUsers = newUpdate; 1370 } 1371 } 1372 } 1373 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1374 packageName, extras, null, null, firstUsers); 1375 final boolean update = res.removedInfo.removedPackage != null; 1376 if (update) { 1377 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1378 } 1379 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1380 packageName, extras, null, null, updateUsers); 1381 if (update) { 1382 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1383 packageName, extras, null, null, updateUsers); 1384 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1385 null, null, packageName, null, updateUsers); 1386 1387 // treat asec-hosted packages like removable media on upgrade 1388 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1389 if (DEBUG_INSTALL) { 1390 Slog.i(TAG, "upgrading pkg " + res.pkg 1391 + " is ASEC-hosted -> AVAILABLE"); 1392 } 1393 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1394 ArrayList<String> pkgList = new ArrayList<String>(1); 1395 pkgList.add(packageName); 1396 sendResourcesChangedBroadcast(true, true, 1397 pkgList,uidArray, null); 1398 } 1399 } 1400 if (res.removedInfo.args != null) { 1401 // Remove the replaced package's older resources safely now 1402 deleteOld = true; 1403 } 1404 1405 // If this app is a browser and it's newly-installed for some 1406 // users, clear any default-browser state in those users 1407 if (firstUsers.length > 0) { 1408 // the app's nature doesn't depend on the user, so we can just 1409 // check its browser nature in any user and generalize. 1410 if (packageIsBrowser(packageName, firstUsers[0])) { 1411 synchronized (mPackages) { 1412 for (int userId : firstUsers) { 1413 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1414 } 1415 } 1416 } 1417 } 1418 // Log current value of "unknown sources" setting 1419 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1420 getUnknownSourcesSettings()); 1421 } 1422 // Force a gc to clear up things 1423 Runtime.getRuntime().gc(); 1424 // We delete after a gc for applications on sdcard. 1425 if (deleteOld) { 1426 synchronized (mInstallLock) { 1427 res.removedInfo.args.doPostDeleteLI(true); 1428 } 1429 } 1430 if (args.observer != null) { 1431 try { 1432 Bundle extras = extrasForInstallResult(res); 1433 args.observer.onPackageInstalled(res.name, res.returnCode, 1434 res.returnMsg, extras); 1435 } catch (RemoteException e) { 1436 Slog.i(TAG, "Observer no longer exists."); 1437 } 1438 } 1439 } else { 1440 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1441 } 1442 } break; 1443 case UPDATED_MEDIA_STATUS: { 1444 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1445 boolean reportStatus = msg.arg1 == 1; 1446 boolean doGc = msg.arg2 == 1; 1447 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1448 if (doGc) { 1449 // Force a gc to clear up stale containers. 1450 Runtime.getRuntime().gc(); 1451 } 1452 if (msg.obj != null) { 1453 @SuppressWarnings("unchecked") 1454 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1455 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1456 // Unload containers 1457 unloadAllContainers(args); 1458 } 1459 if (reportStatus) { 1460 try { 1461 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1462 PackageHelper.getMountService().finishMediaUpdate(); 1463 } catch (RemoteException e) { 1464 Log.e(TAG, "MountService not running?"); 1465 } 1466 } 1467 } break; 1468 case WRITE_SETTINGS: { 1469 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1470 synchronized (mPackages) { 1471 removeMessages(WRITE_SETTINGS); 1472 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1473 mSettings.writeLPr(); 1474 mDirtyUsers.clear(); 1475 } 1476 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1477 } break; 1478 case WRITE_PACKAGE_RESTRICTIONS: { 1479 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1480 synchronized (mPackages) { 1481 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1482 for (int userId : mDirtyUsers) { 1483 mSettings.writePackageRestrictionsLPr(userId); 1484 } 1485 mDirtyUsers.clear(); 1486 } 1487 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1488 } break; 1489 case CHECK_PENDING_VERIFICATION: { 1490 final int verificationId = msg.arg1; 1491 final PackageVerificationState state = mPendingVerification.get(verificationId); 1492 1493 if ((state != null) && !state.timeoutExtended()) { 1494 final InstallArgs args = state.getInstallArgs(); 1495 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1496 1497 Slog.i(TAG, "Verification timed out for " + originUri); 1498 mPendingVerification.remove(verificationId); 1499 1500 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1501 1502 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1503 Slog.i(TAG, "Continuing with installation of " + originUri); 1504 state.setVerifierResponse(Binder.getCallingUid(), 1505 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1506 broadcastPackageVerified(verificationId, originUri, 1507 PackageManager.VERIFICATION_ALLOW, 1508 state.getInstallArgs().getUser()); 1509 try { 1510 ret = args.copyApk(mContainerService, true); 1511 } catch (RemoteException e) { 1512 Slog.e(TAG, "Could not contact the ContainerService"); 1513 } 1514 } else { 1515 broadcastPackageVerified(verificationId, originUri, 1516 PackageManager.VERIFICATION_REJECT, 1517 state.getInstallArgs().getUser()); 1518 } 1519 1520 processPendingInstall(args, ret); 1521 mHandler.sendEmptyMessage(MCS_UNBIND); 1522 } 1523 break; 1524 } 1525 case PACKAGE_VERIFIED: { 1526 final int verificationId = msg.arg1; 1527 1528 final PackageVerificationState state = mPendingVerification.get(verificationId); 1529 if (state == null) { 1530 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1531 break; 1532 } 1533 1534 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1535 1536 state.setVerifierResponse(response.callerUid, response.code); 1537 1538 if (state.isVerificationComplete()) { 1539 mPendingVerification.remove(verificationId); 1540 1541 final InstallArgs args = state.getInstallArgs(); 1542 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1543 1544 int ret; 1545 if (state.isInstallAllowed()) { 1546 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1547 broadcastPackageVerified(verificationId, originUri, 1548 response.code, state.getInstallArgs().getUser()); 1549 try { 1550 ret = args.copyApk(mContainerService, true); 1551 } catch (RemoteException e) { 1552 Slog.e(TAG, "Could not contact the ContainerService"); 1553 } 1554 } else { 1555 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1556 } 1557 1558 processPendingInstall(args, ret); 1559 1560 mHandler.sendEmptyMessage(MCS_UNBIND); 1561 } 1562 1563 break; 1564 } 1565 case START_INTENT_FILTER_VERIFICATIONS: { 1566 IFVerificationParams params = (IFVerificationParams) msg.obj; 1567 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1568 params.replacing, params.pkg); 1569 break; 1570 } 1571 case INTENT_FILTER_VERIFIED: { 1572 final int verificationId = msg.arg1; 1573 1574 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1575 verificationId); 1576 if (state == null) { 1577 Slog.w(TAG, "Invalid IntentFilter verification token " 1578 + verificationId + " received"); 1579 break; 1580 } 1581 1582 final int userId = state.getUserId(); 1583 1584 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1585 "Processing IntentFilter verification with token:" 1586 + verificationId + " and userId:" + userId); 1587 1588 final IntentFilterVerificationResponse response = 1589 (IntentFilterVerificationResponse) msg.obj; 1590 1591 state.setVerifierResponse(response.callerUid, response.code); 1592 1593 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1594 "IntentFilter verification with token:" + verificationId 1595 + " and userId:" + userId 1596 + " is settings verifier response with response code:" 1597 + response.code); 1598 1599 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1600 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1601 + response.getFailedDomainsString()); 1602 } 1603 1604 if (state.isVerificationComplete()) { 1605 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1606 } else { 1607 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1608 "IntentFilter verification with token:" + verificationId 1609 + " was not said to be complete"); 1610 } 1611 1612 break; 1613 } 1614 } 1615 } 1616 } 1617 1618 private StorageEventListener mStorageListener = new StorageEventListener() { 1619 @Override 1620 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1621 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1622 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1623 final String volumeUuid = vol.getFsUuid(); 1624 1625 // Clean up any users or apps that were removed or recreated 1626 // while this volume was missing 1627 reconcileUsers(volumeUuid); 1628 reconcileApps(volumeUuid); 1629 1630 // Clean up any install sessions that expired or were 1631 // cancelled while this volume was missing 1632 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1633 1634 loadPrivatePackages(vol); 1635 1636 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1637 unloadPrivatePackages(vol); 1638 } 1639 } 1640 1641 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1642 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1643 updateExternalMediaStatus(true, false); 1644 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1645 updateExternalMediaStatus(false, false); 1646 } 1647 } 1648 } 1649 1650 @Override 1651 public void onVolumeForgotten(String fsUuid) { 1652 // Remove any apps installed on the forgotten volume 1653 synchronized (mPackages) { 1654 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1655 for (PackageSetting ps : packages) { 1656 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1657 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1658 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1659 } 1660 1661 mSettings.writeLPr(); 1662 } 1663 } 1664 }; 1665 1666 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1667 if (userId >= UserHandle.USER_OWNER) { 1668 grantRequestedRuntimePermissionsForUser(pkg, userId); 1669 } else if (userId == UserHandle.USER_ALL) { 1670 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1671 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1672 } 1673 } 1674 1675 // We could have touched GID membership, so flush out packages.list 1676 synchronized (mPackages) { 1677 mSettings.writePackageListLPr(); 1678 } 1679 } 1680 1681 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1682 SettingBase sb = (SettingBase) pkg.mExtras; 1683 if (sb == null) { 1684 return; 1685 } 1686 1687 PermissionsState permissionsState = sb.getPermissionsState(); 1688 1689 for (String permission : pkg.requestedPermissions) { 1690 BasePermission bp = mSettings.mPermissions.get(permission); 1691 if (bp != null && bp.isRuntime()) { 1692 permissionsState.grantRuntimePermission(bp, userId); 1693 } 1694 } 1695 } 1696 1697 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1698 Bundle extras = null; 1699 switch (res.returnCode) { 1700 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1701 extras = new Bundle(); 1702 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1703 res.origPermission); 1704 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1705 res.origPackage); 1706 break; 1707 } 1708 case PackageManager.INSTALL_SUCCEEDED: { 1709 extras = new Bundle(); 1710 extras.putBoolean(Intent.EXTRA_REPLACING, 1711 res.removedInfo != null && res.removedInfo.removedPackage != null); 1712 break; 1713 } 1714 } 1715 return extras; 1716 } 1717 1718 void scheduleWriteSettingsLocked() { 1719 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1720 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1721 } 1722 } 1723 1724 void scheduleWritePackageRestrictionsLocked(int userId) { 1725 if (!sUserManager.exists(userId)) return; 1726 mDirtyUsers.add(userId); 1727 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1728 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1729 } 1730 } 1731 1732 public static PackageManagerService main(Context context, Installer installer, 1733 boolean factoryTest, boolean onlyCore) { 1734 PackageManagerService m = new PackageManagerService(context, installer, 1735 factoryTest, onlyCore); 1736 ServiceManager.addService("package", m); 1737 return m; 1738 } 1739 1740 static String[] splitString(String str, char sep) { 1741 int count = 1; 1742 int i = 0; 1743 while ((i=str.indexOf(sep, i)) >= 0) { 1744 count++; 1745 i++; 1746 } 1747 1748 String[] res = new String[count]; 1749 i=0; 1750 count = 0; 1751 int lastI=0; 1752 while ((i=str.indexOf(sep, i)) >= 0) { 1753 res[count] = str.substring(lastI, i); 1754 count++; 1755 i++; 1756 lastI = i; 1757 } 1758 res[count] = str.substring(lastI, str.length()); 1759 return res; 1760 } 1761 1762 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1763 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1764 Context.DISPLAY_SERVICE); 1765 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1766 } 1767 1768 public PackageManagerService(Context context, Installer installer, 1769 boolean factoryTest, boolean onlyCore) { 1770 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1771 SystemClock.uptimeMillis()); 1772 1773 if (mSdkVersion <= 0) { 1774 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1775 } 1776 1777 mContext = context; 1778 mFactoryTest = factoryTest; 1779 mOnlyCore = onlyCore; 1780 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1781 mMetrics = new DisplayMetrics(); 1782 mSettings = new Settings(mPackages); 1783 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1784 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1785 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1786 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1787 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1788 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1789 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1790 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1791 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1792 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1793 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1794 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1795 1796 // TODO: add a property to control this? 1797 long dexOptLRUThresholdInMinutes; 1798 if (mLazyDexOpt) { 1799 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1800 } else { 1801 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1802 } 1803 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1804 1805 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1806 if (separateProcesses != null && separateProcesses.length() > 0) { 1807 if ("*".equals(separateProcesses)) { 1808 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1809 mSeparateProcesses = null; 1810 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1811 } else { 1812 mDefParseFlags = 0; 1813 mSeparateProcesses = separateProcesses.split(","); 1814 Slog.w(TAG, "Running with debug.separate_processes: " 1815 + separateProcesses); 1816 } 1817 } else { 1818 mDefParseFlags = 0; 1819 mSeparateProcesses = null; 1820 } 1821 1822 mInstaller = installer; 1823 mPackageDexOptimizer = new PackageDexOptimizer(this); 1824 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1825 1826 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1827 FgThread.get().getLooper()); 1828 1829 getDefaultDisplayMetrics(context, mMetrics); 1830 1831 SystemConfig systemConfig = SystemConfig.getInstance(); 1832 mGlobalGids = systemConfig.getGlobalGids(); 1833 mSystemPermissions = systemConfig.getSystemPermissions(); 1834 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1835 1836 synchronized (mInstallLock) { 1837 // writer 1838 synchronized (mPackages) { 1839 mHandlerThread = new ServiceThread(TAG, 1840 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1841 mHandlerThread.start(); 1842 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1843 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1844 1845 File dataDir = Environment.getDataDirectory(); 1846 mAppDataDir = new File(dataDir, "data"); 1847 mAppInstallDir = new File(dataDir, "app"); 1848 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1849 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1850 mUserAppDataDir = new File(dataDir, "user"); 1851 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1852 1853 sUserManager = new UserManagerService(context, this, 1854 mInstallLock, mPackages); 1855 1856 // Propagate permission configuration in to package manager. 1857 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1858 = systemConfig.getPermissions(); 1859 for (int i=0; i<permConfig.size(); i++) { 1860 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1861 BasePermission bp = mSettings.mPermissions.get(perm.name); 1862 if (bp == null) { 1863 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1864 mSettings.mPermissions.put(perm.name, bp); 1865 } 1866 if (perm.gids != null) { 1867 bp.setGids(perm.gids, perm.perUser); 1868 } 1869 } 1870 1871 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1872 for (int i=0; i<libConfig.size(); i++) { 1873 mSharedLibraries.put(libConfig.keyAt(i), 1874 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1875 } 1876 1877 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1878 1879 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1880 mSdkVersion, mOnlyCore); 1881 1882 String customResolverActivity = Resources.getSystem().getString( 1883 R.string.config_customResolverActivity); 1884 if (TextUtils.isEmpty(customResolverActivity)) { 1885 customResolverActivity = null; 1886 } else { 1887 mCustomResolverComponentName = ComponentName.unflattenFromString( 1888 customResolverActivity); 1889 } 1890 1891 long startTime = SystemClock.uptimeMillis(); 1892 1893 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1894 startTime); 1895 1896 // Set flag to monitor and not change apk file paths when 1897 // scanning install directories. 1898 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1899 1900 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1901 1902 /** 1903 * Add everything in the in the boot class path to the 1904 * list of process files because dexopt will have been run 1905 * if necessary during zygote startup. 1906 */ 1907 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1908 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1909 1910 if (bootClassPath != null) { 1911 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1912 for (String element : bootClassPathElements) { 1913 alreadyDexOpted.add(element); 1914 } 1915 } else { 1916 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1917 } 1918 1919 if (systemServerClassPath != null) { 1920 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1921 for (String element : systemServerClassPathElements) { 1922 alreadyDexOpted.add(element); 1923 } 1924 } else { 1925 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1926 } 1927 1928 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1929 final String[] dexCodeInstructionSets = 1930 getDexCodeInstructionSets( 1931 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1932 1933 /** 1934 * Ensure all external libraries have had dexopt run on them. 1935 */ 1936 if (mSharedLibraries.size() > 0) { 1937 // NOTE: For now, we're compiling these system "shared libraries" 1938 // (and framework jars) into all available architectures. It's possible 1939 // to compile them only when we come across an app that uses them (there's 1940 // already logic for that in scanPackageLI) but that adds some complexity. 1941 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1942 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1943 final String lib = libEntry.path; 1944 if (lib == null) { 1945 continue; 1946 } 1947 1948 try { 1949 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1950 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1951 alreadyDexOpted.add(lib); 1952 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1953 } 1954 } catch (FileNotFoundException e) { 1955 Slog.w(TAG, "Library not found: " + lib); 1956 } catch (IOException e) { 1957 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1958 + e.getMessage()); 1959 } 1960 } 1961 } 1962 } 1963 1964 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1965 1966 // Gross hack for now: we know this file doesn't contain any 1967 // code, so don't dexopt it to avoid the resulting log spew. 1968 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1969 1970 // Gross hack for now: we know this file is only part of 1971 // the boot class path for art, so don't dexopt it to 1972 // avoid the resulting log spew. 1973 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1974 1975 /** 1976 * There are a number of commands implemented in Java, which 1977 * we currently need to do the dexopt on so that they can be 1978 * run from a non-root shell. 1979 */ 1980 String[] frameworkFiles = frameworkDir.list(); 1981 if (frameworkFiles != null) { 1982 // TODO: We could compile these only for the most preferred ABI. We should 1983 // first double check that the dex files for these commands are not referenced 1984 // by other system apps. 1985 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1986 for (int i=0; i<frameworkFiles.length; i++) { 1987 File libPath = new File(frameworkDir, frameworkFiles[i]); 1988 String path = libPath.getPath(); 1989 // Skip the file if we already did it. 1990 if (alreadyDexOpted.contains(path)) { 1991 continue; 1992 } 1993 // Skip the file if it is not a type we want to dexopt. 1994 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1995 continue; 1996 } 1997 try { 1998 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1999 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2000 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2001 } 2002 } catch (FileNotFoundException e) { 2003 Slog.w(TAG, "Jar not found: " + path); 2004 } catch (IOException e) { 2005 Slog.w(TAG, "Exception reading jar: " + path, e); 2006 } 2007 } 2008 } 2009 } 2010 2011 // Collect vendor overlay packages. 2012 // (Do this before scanning any apps.) 2013 // For security and version matching reason, only consider 2014 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2015 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2016 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2017 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2018 2019 // Find base frameworks (resource packages without code). 2020 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2021 | PackageParser.PARSE_IS_SYSTEM_DIR 2022 | PackageParser.PARSE_IS_PRIVILEGED, 2023 scanFlags | SCAN_NO_DEX, 0); 2024 2025 // Collected privileged system packages. 2026 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2027 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2028 | PackageParser.PARSE_IS_SYSTEM_DIR 2029 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2030 2031 // Collect ordinary system packages. 2032 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2033 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2034 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2035 2036 // Collect all vendor packages. 2037 File vendorAppDir = new File("/vendor/app"); 2038 try { 2039 vendorAppDir = vendorAppDir.getCanonicalFile(); 2040 } catch (IOException e) { 2041 // failed to look up canonical path, continue with original one 2042 } 2043 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2044 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2045 2046 // Collect all OEM packages. 2047 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2048 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2049 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2050 2051 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2052 mInstaller.moveFiles(); 2053 2054 // Prune any system packages that no longer exist. 2055 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2056 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2057 if (!mOnlyCore) { 2058 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2059 while (psit.hasNext()) { 2060 PackageSetting ps = psit.next(); 2061 2062 /* 2063 * If this is not a system app, it can't be a 2064 * disable system app. 2065 */ 2066 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2067 continue; 2068 } 2069 2070 /* 2071 * If the package is scanned, it's not erased. 2072 */ 2073 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2074 if (scannedPkg != null) { 2075 /* 2076 * If the system app is both scanned and in the 2077 * disabled packages list, then it must have been 2078 * added via OTA. Remove it from the currently 2079 * scanned package so the previously user-installed 2080 * application can be scanned. 2081 */ 2082 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2083 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2084 + ps.name + "; removing system app. Last known codePath=" 2085 + ps.codePathString + ", installStatus=" + ps.installStatus 2086 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2087 + scannedPkg.mVersionCode); 2088 removePackageLI(ps, true); 2089 expectingBetter.put(ps.name, ps.codePath); 2090 } 2091 2092 continue; 2093 } 2094 2095 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2096 psit.remove(); 2097 logCriticalInfo(Log.WARN, "System package " + ps.name 2098 + " no longer exists; wiping its data"); 2099 removeDataDirsLI(null, ps.name); 2100 } else { 2101 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2102 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2103 possiblyDeletedUpdatedSystemApps.add(ps.name); 2104 } 2105 } 2106 } 2107 } 2108 2109 //look for any incomplete package installations 2110 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2111 //clean up list 2112 for(int i = 0; i < deletePkgsList.size(); i++) { 2113 //clean up here 2114 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2115 } 2116 //delete tmp files 2117 deleteTempPackageFiles(); 2118 2119 // Remove any shared userIDs that have no associated packages 2120 mSettings.pruneSharedUsersLPw(); 2121 2122 if (!mOnlyCore) { 2123 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2124 SystemClock.uptimeMillis()); 2125 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2126 2127 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2128 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2129 2130 /** 2131 * Remove disable package settings for any updated system 2132 * apps that were removed via an OTA. If they're not a 2133 * previously-updated app, remove them completely. 2134 * Otherwise, just revoke their system-level permissions. 2135 */ 2136 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2137 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2138 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2139 2140 String msg; 2141 if (deletedPkg == null) { 2142 msg = "Updated system package " + deletedAppName 2143 + " no longer exists; wiping its data"; 2144 removeDataDirsLI(null, deletedAppName); 2145 } else { 2146 msg = "Updated system app + " + deletedAppName 2147 + " no longer present; removing system privileges for " 2148 + deletedAppName; 2149 2150 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2151 2152 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2153 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2154 } 2155 logCriticalInfo(Log.WARN, msg); 2156 } 2157 2158 /** 2159 * Make sure all system apps that we expected to appear on 2160 * the userdata partition actually showed up. If they never 2161 * appeared, crawl back and revive the system version. 2162 */ 2163 for (int i = 0; i < expectingBetter.size(); i++) { 2164 final String packageName = expectingBetter.keyAt(i); 2165 if (!mPackages.containsKey(packageName)) { 2166 final File scanFile = expectingBetter.valueAt(i); 2167 2168 logCriticalInfo(Log.WARN, "Expected better " + packageName 2169 + " but never showed up; reverting to system"); 2170 2171 final int reparseFlags; 2172 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2173 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2174 | PackageParser.PARSE_IS_SYSTEM_DIR 2175 | PackageParser.PARSE_IS_PRIVILEGED; 2176 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2177 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2178 | PackageParser.PARSE_IS_SYSTEM_DIR; 2179 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2180 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2181 | PackageParser.PARSE_IS_SYSTEM_DIR; 2182 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2183 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2184 | PackageParser.PARSE_IS_SYSTEM_DIR; 2185 } else { 2186 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2187 continue; 2188 } 2189 2190 mSettings.enableSystemPackageLPw(packageName); 2191 2192 try { 2193 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2194 } catch (PackageManagerException e) { 2195 Slog.e(TAG, "Failed to parse original system package: " 2196 + e.getMessage()); 2197 } 2198 } 2199 } 2200 } 2201 2202 // Now that we know all of the shared libraries, update all clients to have 2203 // the correct library paths. 2204 updateAllSharedLibrariesLPw(); 2205 2206 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2207 // NOTE: We ignore potential failures here during a system scan (like 2208 // the rest of the commands above) because there's precious little we 2209 // can do about it. A settings error is reported, though. 2210 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2211 false /* force dexopt */, false /* defer dexopt */); 2212 } 2213 2214 // Now that we know all the packages we are keeping, 2215 // read and update their last usage times. 2216 mPackageUsage.readLP(); 2217 2218 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2219 SystemClock.uptimeMillis()); 2220 Slog.i(TAG, "Time to scan packages: " 2221 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2222 + " seconds"); 2223 2224 // If the platform SDK has changed since the last time we booted, 2225 // we need to re-grant app permission to catch any new ones that 2226 // appear. This is really a hack, and means that apps can in some 2227 // cases get permissions that the user didn't initially explicitly 2228 // allow... it would be nice to have some better way to handle 2229 // this situation. 2230 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2231 != mSdkVersion; 2232 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2233 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2234 + "; regranting permissions for internal storage"); 2235 mSettings.mInternalSdkPlatform = mSdkVersion; 2236 2237 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2238 | (regrantPermissions 2239 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2240 : 0)); 2241 2242 // If this is the first boot, and it is a normal boot, then 2243 // we need to initialize the default preferred apps. 2244 if (!mRestoredSettings && !onlyCore) { 2245 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2246 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2247 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2248 } 2249 2250 // If this is first boot after an OTA, and a normal boot, then 2251 // we need to clear code cache directories. 2252 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2253 if (mIsUpgrade && !onlyCore) { 2254 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2255 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2256 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2257 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2258 } 2259 mSettings.mFingerprint = Build.FINGERPRINT; 2260 } 2261 2262 checkDefaultBrowser(); 2263 2264 // All the changes are done during package scanning. 2265 mSettings.updateInternalDatabaseVersion(); 2266 2267 // can downgrade to reader 2268 mSettings.writeLPr(); 2269 2270 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2271 SystemClock.uptimeMillis()); 2272 2273 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2274 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2275 2276 mInstallerService = new PackageInstallerService(context, this); 2277 2278 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2279 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2280 mIntentFilterVerifierComponent); 2281 2282 } // synchronized (mPackages) 2283 } // synchronized (mInstallLock) 2284 2285 // Now after opening every single application zip, make sure they 2286 // are all flushed. Not really needed, but keeps things nice and 2287 // tidy. 2288 Runtime.getRuntime().gc(); 2289 2290 // Expose private service for system components to use. 2291 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2292 } 2293 2294 @Override 2295 public boolean isFirstBoot() { 2296 return !mRestoredSettings; 2297 } 2298 2299 @Override 2300 public boolean isOnlyCoreApps() { 2301 return mOnlyCore; 2302 } 2303 2304 @Override 2305 public boolean isUpgrade() { 2306 return mIsUpgrade; 2307 } 2308 2309 private String getRequiredVerifierLPr() { 2310 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2311 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2312 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2313 2314 String requiredVerifier = null; 2315 2316 final int N = receivers.size(); 2317 for (int i = 0; i < N; i++) { 2318 final ResolveInfo info = receivers.get(i); 2319 2320 if (info.activityInfo == null) { 2321 continue; 2322 } 2323 2324 final String packageName = info.activityInfo.packageName; 2325 2326 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2327 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2328 continue; 2329 } 2330 2331 if (requiredVerifier != null) { 2332 throw new RuntimeException("There can be only one required verifier"); 2333 } 2334 2335 requiredVerifier = packageName; 2336 } 2337 2338 return requiredVerifier; 2339 } 2340 2341 private String getRequiredInstallerLPr() { 2342 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2343 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2344 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2345 2346 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2347 PACKAGE_MIME_TYPE, 0, 0); 2348 2349 String requiredInstaller = null; 2350 2351 final int N = installers.size(); 2352 for (int i = 0; i < N; i++) { 2353 final ResolveInfo info = installers.get(i); 2354 final String packageName = info.activityInfo.packageName; 2355 2356 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2357 continue; 2358 } 2359 2360 if (requiredInstaller != null) { 2361 throw new RuntimeException("There must be one required installer"); 2362 } 2363 2364 requiredInstaller = packageName; 2365 } 2366 2367 if (requiredInstaller == null) { 2368 throw new RuntimeException("There must be one required installer"); 2369 } 2370 2371 return requiredInstaller; 2372 } 2373 2374 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2375 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2376 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2377 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2378 2379 ComponentName verifierComponentName = null; 2380 2381 int priority = -1000; 2382 final int N = receivers.size(); 2383 for (int i = 0; i < N; i++) { 2384 final ResolveInfo info = receivers.get(i); 2385 2386 if (info.activityInfo == null) { 2387 continue; 2388 } 2389 2390 final String packageName = info.activityInfo.packageName; 2391 2392 final PackageSetting ps = mSettings.mPackages.get(packageName); 2393 if (ps == null) { 2394 continue; 2395 } 2396 2397 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2398 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2399 continue; 2400 } 2401 2402 // Select the IntentFilterVerifier with the highest priority 2403 if (priority < info.priority) { 2404 priority = info.priority; 2405 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2406 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2407 + verifierComponentName + " with priority: " + info.priority); 2408 } 2409 } 2410 2411 return verifierComponentName; 2412 } 2413 2414 private void primeDomainVerificationsLPw(int userId) { 2415 if (DEBUG_DOMAIN_VERIFICATION) { 2416 Slog.d(TAG, "Priming domain verifications in user " + userId); 2417 } 2418 2419 SystemConfig systemConfig = SystemConfig.getInstance(); 2420 ArraySet<String> packages = systemConfig.getLinkedApps(); 2421 ArraySet<String> domains = new ArraySet<String>(); 2422 2423 for (String packageName : packages) { 2424 PackageParser.Package pkg = mPackages.get(packageName); 2425 if (pkg != null) { 2426 if (!pkg.isSystemApp()) { 2427 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2428 continue; 2429 } 2430 2431 domains.clear(); 2432 for (PackageParser.Activity a : pkg.activities) { 2433 for (ActivityIntentInfo filter : a.intents) { 2434 if (hasValidDomains(filter)) { 2435 domains.addAll(filter.getHostsList()); 2436 } 2437 } 2438 } 2439 2440 if (domains.size() > 0) { 2441 if (DEBUG_DOMAIN_VERIFICATION) { 2442 Slog.v(TAG, " + " + packageName); 2443 } 2444 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2445 // state w.r.t. the formal app-linkage "no verification attempted" state; 2446 // and then 'always' in the per-user state actually used for intent resolution. 2447 final IntentFilterVerificationInfo ivi; 2448 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2449 new ArrayList<String>(domains)); 2450 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2451 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2452 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2453 } else { 2454 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2455 + "' does not handle web links"); 2456 } 2457 } else { 2458 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2459 } 2460 } 2461 2462 scheduleWritePackageRestrictionsLocked(userId); 2463 scheduleWriteSettingsLocked(); 2464 } 2465 2466 private void applyFactoryDefaultBrowserLPw(int userId) { 2467 // The default browser app's package name is stored in a string resource, 2468 // with a product-specific overlay used for vendor customization. 2469 String browserPkg = mContext.getResources().getString( 2470 com.android.internal.R.string.default_browser); 2471 if (!TextUtils.isEmpty(browserPkg)) { 2472 // non-empty string => required to be a known package 2473 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2474 if (ps == null) { 2475 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2476 browserPkg = null; 2477 } else { 2478 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2479 } 2480 } 2481 2482 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2483 // default. If there's more than one, just leave everything alone. 2484 if (browserPkg == null) { 2485 calculateDefaultBrowserLPw(userId); 2486 } 2487 } 2488 2489 private void calculateDefaultBrowserLPw(int userId) { 2490 List<String> allBrowsers = resolveAllBrowserApps(userId); 2491 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2492 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2493 } 2494 2495 private List<String> resolveAllBrowserApps(int userId) { 2496 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2497 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2498 PackageManager.MATCH_ALL, userId); 2499 2500 final int count = list.size(); 2501 List<String> result = new ArrayList<String>(count); 2502 for (int i=0; i<count; i++) { 2503 ResolveInfo info = list.get(i); 2504 if (info.activityInfo == null 2505 || !info.handleAllWebDataURI 2506 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2507 || result.contains(info.activityInfo.packageName)) { 2508 continue; 2509 } 2510 result.add(info.activityInfo.packageName); 2511 } 2512 2513 return result; 2514 } 2515 2516 private boolean packageIsBrowser(String packageName, int userId) { 2517 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2518 PackageManager.MATCH_ALL, userId); 2519 final int N = list.size(); 2520 for (int i = 0; i < N; i++) { 2521 ResolveInfo info = list.get(i); 2522 if (packageName.equals(info.activityInfo.packageName)) { 2523 return true; 2524 } 2525 } 2526 return false; 2527 } 2528 2529 private void checkDefaultBrowser() { 2530 final int myUserId = UserHandle.myUserId(); 2531 final String packageName = getDefaultBrowserPackageName(myUserId); 2532 if (packageName != null) { 2533 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2534 if (info == null) { 2535 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2536 synchronized (mPackages) { 2537 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2538 } 2539 } 2540 } 2541 } 2542 2543 @Override 2544 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2545 throws RemoteException { 2546 try { 2547 return super.onTransact(code, data, reply, flags); 2548 } catch (RuntimeException e) { 2549 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2550 Slog.wtf(TAG, "Package Manager Crash", e); 2551 } 2552 throw e; 2553 } 2554 } 2555 2556 void cleanupInstallFailedPackage(PackageSetting ps) { 2557 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2558 2559 removeDataDirsLI(ps.volumeUuid, ps.name); 2560 if (ps.codePath != null) { 2561 if (ps.codePath.isDirectory()) { 2562 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2563 } else { 2564 ps.codePath.delete(); 2565 } 2566 } 2567 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2568 if (ps.resourcePath.isDirectory()) { 2569 FileUtils.deleteContents(ps.resourcePath); 2570 } 2571 ps.resourcePath.delete(); 2572 } 2573 mSettings.removePackageLPw(ps.name); 2574 } 2575 2576 static int[] appendInts(int[] cur, int[] add) { 2577 if (add == null) return cur; 2578 if (cur == null) return add; 2579 final int N = add.length; 2580 for (int i=0; i<N; i++) { 2581 cur = appendInt(cur, add[i]); 2582 } 2583 return cur; 2584 } 2585 2586 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2587 if (!sUserManager.exists(userId)) return null; 2588 final PackageSetting ps = (PackageSetting) p.mExtras; 2589 if (ps == null) { 2590 return null; 2591 } 2592 2593 final PermissionsState permissionsState = ps.getPermissionsState(); 2594 2595 final int[] gids = permissionsState.computeGids(userId); 2596 final Set<String> permissions = permissionsState.getPermissions(userId); 2597 final PackageUserState state = ps.readUserState(userId); 2598 2599 return PackageParser.generatePackageInfo(p, gids, flags, 2600 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2601 } 2602 2603 @Override 2604 public boolean isPackageFrozen(String packageName) { 2605 synchronized (mPackages) { 2606 final PackageSetting ps = mSettings.mPackages.get(packageName); 2607 if (ps != null) { 2608 return ps.frozen; 2609 } 2610 } 2611 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2612 return true; 2613 } 2614 2615 @Override 2616 public boolean isPackageAvailable(String packageName, int userId) { 2617 if (!sUserManager.exists(userId)) return false; 2618 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2619 synchronized (mPackages) { 2620 PackageParser.Package p = mPackages.get(packageName); 2621 if (p != null) { 2622 final PackageSetting ps = (PackageSetting) p.mExtras; 2623 if (ps != null) { 2624 final PackageUserState state = ps.readUserState(userId); 2625 if (state != null) { 2626 return PackageParser.isAvailable(state); 2627 } 2628 } 2629 } 2630 } 2631 return false; 2632 } 2633 2634 @Override 2635 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2636 if (!sUserManager.exists(userId)) return null; 2637 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2638 // reader 2639 synchronized (mPackages) { 2640 PackageParser.Package p = mPackages.get(packageName); 2641 if (DEBUG_PACKAGE_INFO) 2642 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2643 if (p != null) { 2644 return generatePackageInfo(p, flags, userId); 2645 } 2646 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2647 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2648 } 2649 } 2650 return null; 2651 } 2652 2653 @Override 2654 public String[] currentToCanonicalPackageNames(String[] names) { 2655 String[] out = new String[names.length]; 2656 // reader 2657 synchronized (mPackages) { 2658 for (int i=names.length-1; i>=0; i--) { 2659 PackageSetting ps = mSettings.mPackages.get(names[i]); 2660 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2661 } 2662 } 2663 return out; 2664 } 2665 2666 @Override 2667 public String[] canonicalToCurrentPackageNames(String[] names) { 2668 String[] out = new String[names.length]; 2669 // reader 2670 synchronized (mPackages) { 2671 for (int i=names.length-1; i>=0; i--) { 2672 String cur = mSettings.mRenamedPackages.get(names[i]); 2673 out[i] = cur != null ? cur : names[i]; 2674 } 2675 } 2676 return out; 2677 } 2678 2679 @Override 2680 public int getPackageUid(String packageName, int userId) { 2681 if (!sUserManager.exists(userId)) return -1; 2682 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2683 2684 // reader 2685 synchronized (mPackages) { 2686 PackageParser.Package p = mPackages.get(packageName); 2687 if(p != null) { 2688 return UserHandle.getUid(userId, p.applicationInfo.uid); 2689 } 2690 PackageSetting ps = mSettings.mPackages.get(packageName); 2691 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2692 return -1; 2693 } 2694 p = ps.pkg; 2695 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2696 } 2697 } 2698 2699 @Override 2700 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2701 if (!sUserManager.exists(userId)) { 2702 return null; 2703 } 2704 2705 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2706 "getPackageGids"); 2707 2708 // reader 2709 synchronized (mPackages) { 2710 PackageParser.Package p = mPackages.get(packageName); 2711 if (DEBUG_PACKAGE_INFO) { 2712 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2713 } 2714 if (p != null) { 2715 PackageSetting ps = (PackageSetting) p.mExtras; 2716 return ps.getPermissionsState().computeGids(userId); 2717 } 2718 } 2719 2720 return null; 2721 } 2722 2723 @Override 2724 public int getMountExternalMode(int uid) { 2725 if (Process.isIsolated(uid)) { 2726 return Zygote.MOUNT_EXTERNAL_NONE; 2727 } else { 2728 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 2729 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2730 } else if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2731 return Zygote.MOUNT_EXTERNAL_WRITE; 2732 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2733 return Zygote.MOUNT_EXTERNAL_READ; 2734 } else { 2735 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2736 } 2737 } 2738 } 2739 2740 static PermissionInfo generatePermissionInfo( 2741 BasePermission bp, int flags) { 2742 if (bp.perm != null) { 2743 return PackageParser.generatePermissionInfo(bp.perm, flags); 2744 } 2745 PermissionInfo pi = new PermissionInfo(); 2746 pi.name = bp.name; 2747 pi.packageName = bp.sourcePackage; 2748 pi.nonLocalizedLabel = bp.name; 2749 pi.protectionLevel = bp.protectionLevel; 2750 return pi; 2751 } 2752 2753 @Override 2754 public PermissionInfo getPermissionInfo(String name, int flags) { 2755 // reader 2756 synchronized (mPackages) { 2757 final BasePermission p = mSettings.mPermissions.get(name); 2758 if (p != null) { 2759 return generatePermissionInfo(p, flags); 2760 } 2761 return null; 2762 } 2763 } 2764 2765 @Override 2766 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2767 // reader 2768 synchronized (mPackages) { 2769 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2770 for (BasePermission p : mSettings.mPermissions.values()) { 2771 if (group == null) { 2772 if (p.perm == null || p.perm.info.group == null) { 2773 out.add(generatePermissionInfo(p, flags)); 2774 } 2775 } else { 2776 if (p.perm != null && group.equals(p.perm.info.group)) { 2777 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2778 } 2779 } 2780 } 2781 2782 if (out.size() > 0) { 2783 return out; 2784 } 2785 return mPermissionGroups.containsKey(group) ? out : null; 2786 } 2787 } 2788 2789 @Override 2790 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2791 // reader 2792 synchronized (mPackages) { 2793 return PackageParser.generatePermissionGroupInfo( 2794 mPermissionGroups.get(name), flags); 2795 } 2796 } 2797 2798 @Override 2799 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2800 // reader 2801 synchronized (mPackages) { 2802 final int N = mPermissionGroups.size(); 2803 ArrayList<PermissionGroupInfo> out 2804 = new ArrayList<PermissionGroupInfo>(N); 2805 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2806 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2807 } 2808 return out; 2809 } 2810 } 2811 2812 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2813 int userId) { 2814 if (!sUserManager.exists(userId)) return null; 2815 PackageSetting ps = mSettings.mPackages.get(packageName); 2816 if (ps != null) { 2817 if (ps.pkg == null) { 2818 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2819 flags, userId); 2820 if (pInfo != null) { 2821 return pInfo.applicationInfo; 2822 } 2823 return null; 2824 } 2825 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2826 ps.readUserState(userId), userId); 2827 } 2828 return null; 2829 } 2830 2831 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2832 int userId) { 2833 if (!sUserManager.exists(userId)) return null; 2834 PackageSetting ps = mSettings.mPackages.get(packageName); 2835 if (ps != null) { 2836 PackageParser.Package pkg = ps.pkg; 2837 if (pkg == null) { 2838 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2839 return null; 2840 } 2841 // Only data remains, so we aren't worried about code paths 2842 pkg = new PackageParser.Package(packageName); 2843 pkg.applicationInfo.packageName = packageName; 2844 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2845 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2846 pkg.applicationInfo.dataDir = Environment 2847 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2848 .getAbsolutePath(); 2849 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2850 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2851 } 2852 return generatePackageInfo(pkg, flags, userId); 2853 } 2854 return null; 2855 } 2856 2857 @Override 2858 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2859 if (!sUserManager.exists(userId)) return null; 2860 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2861 // writer 2862 synchronized (mPackages) { 2863 PackageParser.Package p = mPackages.get(packageName); 2864 if (DEBUG_PACKAGE_INFO) Log.v( 2865 TAG, "getApplicationInfo " + packageName 2866 + ": " + p); 2867 if (p != null) { 2868 PackageSetting ps = mSettings.mPackages.get(packageName); 2869 if (ps == null) return null; 2870 // Note: isEnabledLP() does not apply here - always return info 2871 return PackageParser.generateApplicationInfo( 2872 p, flags, ps.readUserState(userId), userId); 2873 } 2874 if ("android".equals(packageName)||"system".equals(packageName)) { 2875 return mAndroidApplication; 2876 } 2877 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2878 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2879 } 2880 } 2881 return null; 2882 } 2883 2884 @Override 2885 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2886 final IPackageDataObserver observer) { 2887 mContext.enforceCallingOrSelfPermission( 2888 android.Manifest.permission.CLEAR_APP_CACHE, null); 2889 // Queue up an async operation since clearing cache may take a little while. 2890 mHandler.post(new Runnable() { 2891 public void run() { 2892 mHandler.removeCallbacks(this); 2893 int retCode = -1; 2894 synchronized (mInstallLock) { 2895 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2896 if (retCode < 0) { 2897 Slog.w(TAG, "Couldn't clear application caches"); 2898 } 2899 } 2900 if (observer != null) { 2901 try { 2902 observer.onRemoveCompleted(null, (retCode >= 0)); 2903 } catch (RemoteException e) { 2904 Slog.w(TAG, "RemoveException when invoking call back"); 2905 } 2906 } 2907 } 2908 }); 2909 } 2910 2911 @Override 2912 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2913 final IntentSender pi) { 2914 mContext.enforceCallingOrSelfPermission( 2915 android.Manifest.permission.CLEAR_APP_CACHE, null); 2916 // Queue up an async operation since clearing cache may take a little while. 2917 mHandler.post(new Runnable() { 2918 public void run() { 2919 mHandler.removeCallbacks(this); 2920 int retCode = -1; 2921 synchronized (mInstallLock) { 2922 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2923 if (retCode < 0) { 2924 Slog.w(TAG, "Couldn't clear application caches"); 2925 } 2926 } 2927 if(pi != null) { 2928 try { 2929 // Callback via pending intent 2930 int code = (retCode >= 0) ? 1 : 0; 2931 pi.sendIntent(null, code, null, 2932 null, null); 2933 } catch (SendIntentException e1) { 2934 Slog.i(TAG, "Failed to send pending intent"); 2935 } 2936 } 2937 } 2938 }); 2939 } 2940 2941 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2942 synchronized (mInstallLock) { 2943 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2944 throw new IOException("Failed to free enough space"); 2945 } 2946 } 2947 } 2948 2949 @Override 2950 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2951 if (!sUserManager.exists(userId)) return null; 2952 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2953 synchronized (mPackages) { 2954 PackageParser.Activity a = mActivities.mActivities.get(component); 2955 2956 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2957 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2958 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2959 if (ps == null) return null; 2960 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2961 userId); 2962 } 2963 if (mResolveComponentName.equals(component)) { 2964 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2965 new PackageUserState(), userId); 2966 } 2967 } 2968 return null; 2969 } 2970 2971 @Override 2972 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2973 String resolvedType) { 2974 synchronized (mPackages) { 2975 PackageParser.Activity a = mActivities.mActivities.get(component); 2976 if (a == null) { 2977 return false; 2978 } 2979 for (int i=0; i<a.intents.size(); i++) { 2980 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2981 intent.getData(), intent.getCategories(), TAG) >= 0) { 2982 return true; 2983 } 2984 } 2985 return false; 2986 } 2987 } 2988 2989 @Override 2990 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2991 if (!sUserManager.exists(userId)) return null; 2992 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2993 synchronized (mPackages) { 2994 PackageParser.Activity a = mReceivers.mActivities.get(component); 2995 if (DEBUG_PACKAGE_INFO) Log.v( 2996 TAG, "getReceiverInfo " + component + ": " + a); 2997 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2998 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2999 if (ps == null) return null; 3000 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3001 userId); 3002 } 3003 } 3004 return null; 3005 } 3006 3007 @Override 3008 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3009 if (!sUserManager.exists(userId)) return null; 3010 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3011 synchronized (mPackages) { 3012 PackageParser.Service s = mServices.mServices.get(component); 3013 if (DEBUG_PACKAGE_INFO) Log.v( 3014 TAG, "getServiceInfo " + component + ": " + s); 3015 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3016 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3017 if (ps == null) return null; 3018 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3019 userId); 3020 } 3021 } 3022 return null; 3023 } 3024 3025 @Override 3026 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3027 if (!sUserManager.exists(userId)) return null; 3028 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3029 synchronized (mPackages) { 3030 PackageParser.Provider p = mProviders.mProviders.get(component); 3031 if (DEBUG_PACKAGE_INFO) Log.v( 3032 TAG, "getProviderInfo " + component + ": " + p); 3033 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3034 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3035 if (ps == null) return null; 3036 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3037 userId); 3038 } 3039 } 3040 return null; 3041 } 3042 3043 @Override 3044 public String[] getSystemSharedLibraryNames() { 3045 Set<String> libSet; 3046 synchronized (mPackages) { 3047 libSet = mSharedLibraries.keySet(); 3048 int size = libSet.size(); 3049 if (size > 0) { 3050 String[] libs = new String[size]; 3051 libSet.toArray(libs); 3052 return libs; 3053 } 3054 } 3055 return null; 3056 } 3057 3058 /** 3059 * @hide 3060 */ 3061 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3062 synchronized (mPackages) { 3063 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3064 if (lib != null && lib.apk != null) { 3065 return mPackages.get(lib.apk); 3066 } 3067 } 3068 return null; 3069 } 3070 3071 @Override 3072 public FeatureInfo[] getSystemAvailableFeatures() { 3073 Collection<FeatureInfo> featSet; 3074 synchronized (mPackages) { 3075 featSet = mAvailableFeatures.values(); 3076 int size = featSet.size(); 3077 if (size > 0) { 3078 FeatureInfo[] features = new FeatureInfo[size+1]; 3079 featSet.toArray(features); 3080 FeatureInfo fi = new FeatureInfo(); 3081 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3082 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3083 features[size] = fi; 3084 return features; 3085 } 3086 } 3087 return null; 3088 } 3089 3090 @Override 3091 public boolean hasSystemFeature(String name) { 3092 synchronized (mPackages) { 3093 return mAvailableFeatures.containsKey(name); 3094 } 3095 } 3096 3097 private void checkValidCaller(int uid, int userId) { 3098 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3099 return; 3100 3101 throw new SecurityException("Caller uid=" + uid 3102 + " is not privileged to communicate with user=" + userId); 3103 } 3104 3105 @Override 3106 public int checkPermission(String permName, String pkgName, int userId) { 3107 if (!sUserManager.exists(userId)) { 3108 return PackageManager.PERMISSION_DENIED; 3109 } 3110 3111 synchronized (mPackages) { 3112 final PackageParser.Package p = mPackages.get(pkgName); 3113 if (p != null && p.mExtras != null) { 3114 final PackageSetting ps = (PackageSetting) p.mExtras; 3115 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3116 return PackageManager.PERMISSION_GRANTED; 3117 } 3118 } 3119 } 3120 3121 return PackageManager.PERMISSION_DENIED; 3122 } 3123 3124 @Override 3125 public int checkUidPermission(String permName, int uid) { 3126 final int userId = UserHandle.getUserId(uid); 3127 3128 if (!sUserManager.exists(userId)) { 3129 return PackageManager.PERMISSION_DENIED; 3130 } 3131 3132 synchronized (mPackages) { 3133 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3134 if (obj != null) { 3135 final SettingBase ps = (SettingBase) obj; 3136 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3137 return PackageManager.PERMISSION_GRANTED; 3138 } 3139 } else { 3140 ArraySet<String> perms = mSystemPermissions.get(uid); 3141 if (perms != null && perms.contains(permName)) { 3142 return PackageManager.PERMISSION_GRANTED; 3143 } 3144 } 3145 } 3146 3147 return PackageManager.PERMISSION_DENIED; 3148 } 3149 3150 /** 3151 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3152 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3153 * @param checkShell TODO(yamasani): 3154 * @param message the message to log on security exception 3155 */ 3156 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3157 boolean checkShell, String message) { 3158 if (userId < 0) { 3159 throw new IllegalArgumentException("Invalid userId " + userId); 3160 } 3161 if (checkShell) { 3162 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3163 } 3164 if (userId == UserHandle.getUserId(callingUid)) return; 3165 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3166 if (requireFullPermission) { 3167 mContext.enforceCallingOrSelfPermission( 3168 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3169 } else { 3170 try { 3171 mContext.enforceCallingOrSelfPermission( 3172 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3173 } catch (SecurityException se) { 3174 mContext.enforceCallingOrSelfPermission( 3175 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3176 } 3177 } 3178 } 3179 } 3180 3181 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3182 if (callingUid == Process.SHELL_UID) { 3183 if (userHandle >= 0 3184 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3185 throw new SecurityException("Shell does not have permission to access user " 3186 + userHandle); 3187 } else if (userHandle < 0) { 3188 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3189 + Debug.getCallers(3)); 3190 } 3191 } 3192 } 3193 3194 private BasePermission findPermissionTreeLP(String permName) { 3195 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3196 if (permName.startsWith(bp.name) && 3197 permName.length() > bp.name.length() && 3198 permName.charAt(bp.name.length()) == '.') { 3199 return bp; 3200 } 3201 } 3202 return null; 3203 } 3204 3205 private BasePermission checkPermissionTreeLP(String permName) { 3206 if (permName != null) { 3207 BasePermission bp = findPermissionTreeLP(permName); 3208 if (bp != null) { 3209 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3210 return bp; 3211 } 3212 throw new SecurityException("Calling uid " 3213 + Binder.getCallingUid() 3214 + " is not allowed to add to permission tree " 3215 + bp.name + " owned by uid " + bp.uid); 3216 } 3217 } 3218 throw new SecurityException("No permission tree found for " + permName); 3219 } 3220 3221 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3222 if (s1 == null) { 3223 return s2 == null; 3224 } 3225 if (s2 == null) { 3226 return false; 3227 } 3228 if (s1.getClass() != s2.getClass()) { 3229 return false; 3230 } 3231 return s1.equals(s2); 3232 } 3233 3234 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3235 if (pi1.icon != pi2.icon) return false; 3236 if (pi1.logo != pi2.logo) return false; 3237 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3238 if (!compareStrings(pi1.name, pi2.name)) return false; 3239 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3240 // We'll take care of setting this one. 3241 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3242 // These are not currently stored in settings. 3243 //if (!compareStrings(pi1.group, pi2.group)) return false; 3244 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3245 //if (pi1.labelRes != pi2.labelRes) return false; 3246 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3247 return true; 3248 } 3249 3250 int permissionInfoFootprint(PermissionInfo info) { 3251 int size = info.name.length(); 3252 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3253 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3254 return size; 3255 } 3256 3257 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3258 int size = 0; 3259 for (BasePermission perm : mSettings.mPermissions.values()) { 3260 if (perm.uid == tree.uid) { 3261 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3262 } 3263 } 3264 return size; 3265 } 3266 3267 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3268 // We calculate the max size of permissions defined by this uid and throw 3269 // if that plus the size of 'info' would exceed our stated maximum. 3270 if (tree.uid != Process.SYSTEM_UID) { 3271 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3272 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3273 throw new SecurityException("Permission tree size cap exceeded"); 3274 } 3275 } 3276 } 3277 3278 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3279 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3280 throw new SecurityException("Label must be specified in permission"); 3281 } 3282 BasePermission tree = checkPermissionTreeLP(info.name); 3283 BasePermission bp = mSettings.mPermissions.get(info.name); 3284 boolean added = bp == null; 3285 boolean changed = true; 3286 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3287 if (added) { 3288 enforcePermissionCapLocked(info, tree); 3289 bp = new BasePermission(info.name, tree.sourcePackage, 3290 BasePermission.TYPE_DYNAMIC); 3291 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3292 throw new SecurityException( 3293 "Not allowed to modify non-dynamic permission " 3294 + info.name); 3295 } else { 3296 if (bp.protectionLevel == fixedLevel 3297 && bp.perm.owner.equals(tree.perm.owner) 3298 && bp.uid == tree.uid 3299 && comparePermissionInfos(bp.perm.info, info)) { 3300 changed = false; 3301 } 3302 } 3303 bp.protectionLevel = fixedLevel; 3304 info = new PermissionInfo(info); 3305 info.protectionLevel = fixedLevel; 3306 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3307 bp.perm.info.packageName = tree.perm.info.packageName; 3308 bp.uid = tree.uid; 3309 if (added) { 3310 mSettings.mPermissions.put(info.name, bp); 3311 } 3312 if (changed) { 3313 if (!async) { 3314 mSettings.writeLPr(); 3315 } else { 3316 scheduleWriteSettingsLocked(); 3317 } 3318 } 3319 return added; 3320 } 3321 3322 @Override 3323 public boolean addPermission(PermissionInfo info) { 3324 synchronized (mPackages) { 3325 return addPermissionLocked(info, false); 3326 } 3327 } 3328 3329 @Override 3330 public boolean addPermissionAsync(PermissionInfo info) { 3331 synchronized (mPackages) { 3332 return addPermissionLocked(info, true); 3333 } 3334 } 3335 3336 @Override 3337 public void removePermission(String name) { 3338 synchronized (mPackages) { 3339 checkPermissionTreeLP(name); 3340 BasePermission bp = mSettings.mPermissions.get(name); 3341 if (bp != null) { 3342 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3343 throw new SecurityException( 3344 "Not allowed to modify non-dynamic permission " 3345 + name); 3346 } 3347 mSettings.mPermissions.remove(name); 3348 mSettings.writeLPr(); 3349 } 3350 } 3351 } 3352 3353 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3354 BasePermission bp) { 3355 int index = pkg.requestedPermissions.indexOf(bp.name); 3356 if (index == -1) { 3357 throw new SecurityException("Package " + pkg.packageName 3358 + " has not requested permission " + bp.name); 3359 } 3360 if (!bp.isRuntime()) { 3361 throw new SecurityException("Permission " + bp.name 3362 + " is not a changeable permission type"); 3363 } 3364 } 3365 3366 @Override 3367 public void grantRuntimePermission(String packageName, String name, final int userId) { 3368 if (!sUserManager.exists(userId)) { 3369 Log.e(TAG, "No such user:" + userId); 3370 return; 3371 } 3372 3373 mContext.enforceCallingOrSelfPermission( 3374 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3375 "grantRuntimePermission"); 3376 3377 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3378 "grantRuntimePermission"); 3379 3380 final int uid; 3381 final SettingBase sb; 3382 3383 synchronized (mPackages) { 3384 final PackageParser.Package pkg = mPackages.get(packageName); 3385 if (pkg == null) { 3386 throw new IllegalArgumentException("Unknown package: " + packageName); 3387 } 3388 3389 final BasePermission bp = mSettings.mPermissions.get(name); 3390 if (bp == null) { 3391 throw new IllegalArgumentException("Unknown permission: " + name); 3392 } 3393 3394 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3395 3396 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3397 sb = (SettingBase) pkg.mExtras; 3398 if (sb == null) { 3399 throw new IllegalArgumentException("Unknown package: " + packageName); 3400 } 3401 3402 final PermissionsState permissionsState = sb.getPermissionsState(); 3403 3404 final int flags = permissionsState.getPermissionFlags(name, userId); 3405 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3406 throw new SecurityException("Cannot grant system fixed permission: " 3407 + name + " for package: " + packageName); 3408 } 3409 3410 final int result = permissionsState.grantRuntimePermission(bp, userId); 3411 switch (result) { 3412 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3413 return; 3414 } 3415 3416 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3417 mHandler.post(new Runnable() { 3418 @Override 3419 public void run() { 3420 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3421 } 3422 }); 3423 } break; 3424 } 3425 3426 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3427 3428 // Not critical if that is lost - app has to request again. 3429 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3430 } 3431 3432 // Only need to do this if user is initialized. Otherwise it's a new user 3433 // and there are no processes running as the user yet and there's no need 3434 // to make an expensive call to remount processes for the changed permissions. 3435 if ((READ_EXTERNAL_STORAGE.equals(name) 3436 || WRITE_EXTERNAL_STORAGE.equals(name)) 3437 && sUserManager.isInitialized(userId)) { 3438 final long token = Binder.clearCallingIdentity(); 3439 try { 3440 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3441 storage.remountUid(uid); 3442 } finally { 3443 Binder.restoreCallingIdentity(token); 3444 } 3445 } 3446 } 3447 3448 @Override 3449 public void revokeRuntimePermission(String packageName, String name, int userId) { 3450 if (!sUserManager.exists(userId)) { 3451 Log.e(TAG, "No such user:" + userId); 3452 return; 3453 } 3454 3455 mContext.enforceCallingOrSelfPermission( 3456 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3457 "revokeRuntimePermission"); 3458 3459 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3460 "revokeRuntimePermission"); 3461 3462 final SettingBase sb; 3463 3464 synchronized (mPackages) { 3465 final PackageParser.Package pkg = mPackages.get(packageName); 3466 if (pkg == null) { 3467 throw new IllegalArgumentException("Unknown package: " + packageName); 3468 } 3469 3470 final BasePermission bp = mSettings.mPermissions.get(name); 3471 if (bp == null) { 3472 throw new IllegalArgumentException("Unknown permission: " + name); 3473 } 3474 3475 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3476 3477 sb = (SettingBase) pkg.mExtras; 3478 if (sb == null) { 3479 throw new IllegalArgumentException("Unknown package: " + packageName); 3480 } 3481 3482 final PermissionsState permissionsState = sb.getPermissionsState(); 3483 3484 final int flags = permissionsState.getPermissionFlags(name, userId); 3485 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3486 throw new SecurityException("Cannot revoke system fixed permission: " 3487 + name + " for package: " + packageName); 3488 } 3489 3490 if (permissionsState.revokeRuntimePermission(bp, userId) == 3491 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3492 return; 3493 } 3494 3495 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3496 3497 // Critical, after this call app should never have the permission. 3498 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3499 } 3500 3501 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3502 } 3503 3504 @Override 3505 public void resetRuntimePermissions() { 3506 mContext.enforceCallingOrSelfPermission( 3507 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3508 "revokeRuntimePermission"); 3509 3510 int callingUid = Binder.getCallingUid(); 3511 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3512 mContext.enforceCallingOrSelfPermission( 3513 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3514 "resetRuntimePermissions"); 3515 } 3516 3517 final int[] userIds; 3518 3519 synchronized (mPackages) { 3520 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3521 final int userCount = UserManagerService.getInstance().getUserIds().length; 3522 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3523 } 3524 3525 for (int userId : userIds) { 3526 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3527 } 3528 } 3529 3530 @Override 3531 public int getPermissionFlags(String name, String packageName, int userId) { 3532 if (!sUserManager.exists(userId)) { 3533 return 0; 3534 } 3535 3536 mContext.enforceCallingOrSelfPermission( 3537 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3538 "getPermissionFlags"); 3539 3540 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3541 "getPermissionFlags"); 3542 3543 synchronized (mPackages) { 3544 final PackageParser.Package pkg = mPackages.get(packageName); 3545 if (pkg == null) { 3546 throw new IllegalArgumentException("Unknown package: " + packageName); 3547 } 3548 3549 final BasePermission bp = mSettings.mPermissions.get(name); 3550 if (bp == null) { 3551 throw new IllegalArgumentException("Unknown permission: " + name); 3552 } 3553 3554 SettingBase sb = (SettingBase) pkg.mExtras; 3555 if (sb == null) { 3556 throw new IllegalArgumentException("Unknown package: " + packageName); 3557 } 3558 3559 PermissionsState permissionsState = sb.getPermissionsState(); 3560 return permissionsState.getPermissionFlags(name, userId); 3561 } 3562 } 3563 3564 @Override 3565 public void updatePermissionFlags(String name, String packageName, int flagMask, 3566 int flagValues, int userId) { 3567 if (!sUserManager.exists(userId)) { 3568 return; 3569 } 3570 3571 mContext.enforceCallingOrSelfPermission( 3572 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3573 "updatePermissionFlags"); 3574 3575 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3576 "updatePermissionFlags"); 3577 3578 // Only the system can change system fixed flags. 3579 if (getCallingUid() != Process.SYSTEM_UID) { 3580 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3581 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3582 } 3583 3584 synchronized (mPackages) { 3585 final PackageParser.Package pkg = mPackages.get(packageName); 3586 if (pkg == null) { 3587 throw new IllegalArgumentException("Unknown package: " + packageName); 3588 } 3589 3590 final BasePermission bp = mSettings.mPermissions.get(name); 3591 if (bp == null) { 3592 throw new IllegalArgumentException("Unknown permission: " + name); 3593 } 3594 3595 SettingBase sb = (SettingBase) pkg.mExtras; 3596 if (sb == null) { 3597 throw new IllegalArgumentException("Unknown package: " + packageName); 3598 } 3599 3600 PermissionsState permissionsState = sb.getPermissionsState(); 3601 3602 // Only the package manager can change flags for system component permissions. 3603 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3604 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3605 return; 3606 } 3607 3608 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3609 3610 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3611 // Install and runtime permissions are stored in different places, 3612 // so figure out what permission changed and persist the change. 3613 if (permissionsState.getInstallPermissionState(name) != null) { 3614 scheduleWriteSettingsLocked(); 3615 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3616 || hadState) { 3617 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3618 } 3619 } 3620 } 3621 } 3622 3623 /** 3624 * Update the permission flags for all packages and runtime permissions of a user in order 3625 * to allow device or profile owner to remove POLICY_FIXED. 3626 */ 3627 @Override 3628 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3629 if (!sUserManager.exists(userId)) { 3630 return; 3631 } 3632 3633 mContext.enforceCallingOrSelfPermission( 3634 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3635 "updatePermissionFlagsForAllApps"); 3636 3637 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3638 "updatePermissionFlagsForAllApps"); 3639 3640 // Only the system can change system fixed flags. 3641 if (getCallingUid() != Process.SYSTEM_UID) { 3642 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3643 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3644 } 3645 3646 synchronized (mPackages) { 3647 boolean changed = false; 3648 final int packageCount = mPackages.size(); 3649 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3650 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3651 SettingBase sb = (SettingBase) pkg.mExtras; 3652 if (sb == null) { 3653 continue; 3654 } 3655 PermissionsState permissionsState = sb.getPermissionsState(); 3656 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3657 userId, flagMask, flagValues); 3658 } 3659 if (changed) { 3660 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3661 } 3662 } 3663 } 3664 3665 @Override 3666 public boolean shouldShowRequestPermissionRationale(String permissionName, 3667 String packageName, int userId) { 3668 if (UserHandle.getCallingUserId() != userId) { 3669 mContext.enforceCallingPermission( 3670 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3671 "canShowRequestPermissionRationale for user " + userId); 3672 } 3673 3674 final int uid = getPackageUid(packageName, userId); 3675 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3676 return false; 3677 } 3678 3679 if (checkPermission(permissionName, packageName, userId) 3680 == PackageManager.PERMISSION_GRANTED) { 3681 return false; 3682 } 3683 3684 final int flags; 3685 3686 final long identity = Binder.clearCallingIdentity(); 3687 try { 3688 flags = getPermissionFlags(permissionName, 3689 packageName, userId); 3690 } finally { 3691 Binder.restoreCallingIdentity(identity); 3692 } 3693 3694 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3695 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3696 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3697 3698 if ((flags & fixedFlags) != 0) { 3699 return false; 3700 } 3701 3702 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3703 } 3704 3705 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3706 BasePermission bp = mSettings.mPermissions.get(permission); 3707 if (bp == null) { 3708 throw new SecurityException("Missing " + permission + " permission"); 3709 } 3710 3711 SettingBase sb = (SettingBase) pkg.mExtras; 3712 PermissionsState permissionsState = sb.getPermissionsState(); 3713 3714 if (permissionsState.grantInstallPermission(bp) != 3715 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3716 scheduleWriteSettingsLocked(); 3717 } 3718 } 3719 3720 @Override 3721 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3722 mContext.enforceCallingOrSelfPermission( 3723 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3724 "addOnPermissionsChangeListener"); 3725 3726 synchronized (mPackages) { 3727 mOnPermissionChangeListeners.addListenerLocked(listener); 3728 } 3729 } 3730 3731 @Override 3732 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3733 synchronized (mPackages) { 3734 mOnPermissionChangeListeners.removeListenerLocked(listener); 3735 } 3736 } 3737 3738 @Override 3739 public boolean isProtectedBroadcast(String actionName) { 3740 synchronized (mPackages) { 3741 return mProtectedBroadcasts.contains(actionName); 3742 } 3743 } 3744 3745 @Override 3746 public int checkSignatures(String pkg1, String pkg2) { 3747 synchronized (mPackages) { 3748 final PackageParser.Package p1 = mPackages.get(pkg1); 3749 final PackageParser.Package p2 = mPackages.get(pkg2); 3750 if (p1 == null || p1.mExtras == null 3751 || p2 == null || p2.mExtras == null) { 3752 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3753 } 3754 return compareSignatures(p1.mSignatures, p2.mSignatures); 3755 } 3756 } 3757 3758 @Override 3759 public int checkUidSignatures(int uid1, int uid2) { 3760 // Map to base uids. 3761 uid1 = UserHandle.getAppId(uid1); 3762 uid2 = UserHandle.getAppId(uid2); 3763 // reader 3764 synchronized (mPackages) { 3765 Signature[] s1; 3766 Signature[] s2; 3767 Object obj = mSettings.getUserIdLPr(uid1); 3768 if (obj != null) { 3769 if (obj instanceof SharedUserSetting) { 3770 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3771 } else if (obj instanceof PackageSetting) { 3772 s1 = ((PackageSetting)obj).signatures.mSignatures; 3773 } else { 3774 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3775 } 3776 } else { 3777 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3778 } 3779 obj = mSettings.getUserIdLPr(uid2); 3780 if (obj != null) { 3781 if (obj instanceof SharedUserSetting) { 3782 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3783 } else if (obj instanceof PackageSetting) { 3784 s2 = ((PackageSetting)obj).signatures.mSignatures; 3785 } else { 3786 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3787 } 3788 } else { 3789 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3790 } 3791 return compareSignatures(s1, s2); 3792 } 3793 } 3794 3795 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3796 final long identity = Binder.clearCallingIdentity(); 3797 try { 3798 if (sb instanceof SharedUserSetting) { 3799 SharedUserSetting sus = (SharedUserSetting) sb; 3800 final int packageCount = sus.packages.size(); 3801 for (int i = 0; i < packageCount; i++) { 3802 PackageSetting susPs = sus.packages.valueAt(i); 3803 if (userId == UserHandle.USER_ALL) { 3804 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3805 } else { 3806 final int uid = UserHandle.getUid(userId, susPs.appId); 3807 killUid(uid, reason); 3808 } 3809 } 3810 } else if (sb instanceof PackageSetting) { 3811 PackageSetting ps = (PackageSetting) sb; 3812 if (userId == UserHandle.USER_ALL) { 3813 killApplication(ps.pkg.packageName, ps.appId, reason); 3814 } else { 3815 final int uid = UserHandle.getUid(userId, ps.appId); 3816 killUid(uid, reason); 3817 } 3818 } 3819 } finally { 3820 Binder.restoreCallingIdentity(identity); 3821 } 3822 } 3823 3824 private static void killUid(int uid, String reason) { 3825 IActivityManager am = ActivityManagerNative.getDefault(); 3826 if (am != null) { 3827 try { 3828 am.killUid(uid, reason); 3829 } catch (RemoteException e) { 3830 /* ignore - same process */ 3831 } 3832 } 3833 } 3834 3835 /** 3836 * Compares two sets of signatures. Returns: 3837 * <br /> 3838 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3839 * <br /> 3840 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3841 * <br /> 3842 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3843 * <br /> 3844 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3845 * <br /> 3846 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3847 */ 3848 static int compareSignatures(Signature[] s1, Signature[] s2) { 3849 if (s1 == null) { 3850 return s2 == null 3851 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3852 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3853 } 3854 3855 if (s2 == null) { 3856 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3857 } 3858 3859 if (s1.length != s2.length) { 3860 return PackageManager.SIGNATURE_NO_MATCH; 3861 } 3862 3863 // Since both signature sets are of size 1, we can compare without HashSets. 3864 if (s1.length == 1) { 3865 return s1[0].equals(s2[0]) ? 3866 PackageManager.SIGNATURE_MATCH : 3867 PackageManager.SIGNATURE_NO_MATCH; 3868 } 3869 3870 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3871 for (Signature sig : s1) { 3872 set1.add(sig); 3873 } 3874 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3875 for (Signature sig : s2) { 3876 set2.add(sig); 3877 } 3878 // Make sure s2 contains all signatures in s1. 3879 if (set1.equals(set2)) { 3880 return PackageManager.SIGNATURE_MATCH; 3881 } 3882 return PackageManager.SIGNATURE_NO_MATCH; 3883 } 3884 3885 /** 3886 * If the database version for this type of package (internal storage or 3887 * external storage) is less than the version where package signatures 3888 * were updated, return true. 3889 */ 3890 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3891 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3892 DatabaseVersion.SIGNATURE_END_ENTITY)) 3893 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3894 DatabaseVersion.SIGNATURE_END_ENTITY)); 3895 } 3896 3897 /** 3898 * Used for backward compatibility to make sure any packages with 3899 * certificate chains get upgraded to the new style. {@code existingSigs} 3900 * will be in the old format (since they were stored on disk from before the 3901 * system upgrade) and {@code scannedSigs} will be in the newer format. 3902 */ 3903 private int compareSignaturesCompat(PackageSignatures existingSigs, 3904 PackageParser.Package scannedPkg) { 3905 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3906 return PackageManager.SIGNATURE_NO_MATCH; 3907 } 3908 3909 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3910 for (Signature sig : existingSigs.mSignatures) { 3911 existingSet.add(sig); 3912 } 3913 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3914 for (Signature sig : scannedPkg.mSignatures) { 3915 try { 3916 Signature[] chainSignatures = sig.getChainSignatures(); 3917 for (Signature chainSig : chainSignatures) { 3918 scannedCompatSet.add(chainSig); 3919 } 3920 } catch (CertificateEncodingException e) { 3921 scannedCompatSet.add(sig); 3922 } 3923 } 3924 /* 3925 * Make sure the expanded scanned set contains all signatures in the 3926 * existing one. 3927 */ 3928 if (scannedCompatSet.equals(existingSet)) { 3929 // Migrate the old signatures to the new scheme. 3930 existingSigs.assignSignatures(scannedPkg.mSignatures); 3931 // The new KeySets will be re-added later in the scanning process. 3932 synchronized (mPackages) { 3933 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3934 } 3935 return PackageManager.SIGNATURE_MATCH; 3936 } 3937 return PackageManager.SIGNATURE_NO_MATCH; 3938 } 3939 3940 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3941 if (isExternal(scannedPkg)) { 3942 return mSettings.isExternalDatabaseVersionOlderThan( 3943 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3944 } else { 3945 return mSettings.isInternalDatabaseVersionOlderThan( 3946 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3947 } 3948 } 3949 3950 private int compareSignaturesRecover(PackageSignatures existingSigs, 3951 PackageParser.Package scannedPkg) { 3952 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3953 return PackageManager.SIGNATURE_NO_MATCH; 3954 } 3955 3956 String msg = null; 3957 try { 3958 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3959 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3960 + scannedPkg.packageName); 3961 return PackageManager.SIGNATURE_MATCH; 3962 } 3963 } catch (CertificateException e) { 3964 msg = e.getMessage(); 3965 } 3966 3967 logCriticalInfo(Log.INFO, 3968 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3969 return PackageManager.SIGNATURE_NO_MATCH; 3970 } 3971 3972 @Override 3973 public String[] getPackagesForUid(int uid) { 3974 uid = UserHandle.getAppId(uid); 3975 // reader 3976 synchronized (mPackages) { 3977 Object obj = mSettings.getUserIdLPr(uid); 3978 if (obj instanceof SharedUserSetting) { 3979 final SharedUserSetting sus = (SharedUserSetting) obj; 3980 final int N = sus.packages.size(); 3981 final String[] res = new String[N]; 3982 final Iterator<PackageSetting> it = sus.packages.iterator(); 3983 int i = 0; 3984 while (it.hasNext()) { 3985 res[i++] = it.next().name; 3986 } 3987 return res; 3988 } else if (obj instanceof PackageSetting) { 3989 final PackageSetting ps = (PackageSetting) obj; 3990 return new String[] { ps.name }; 3991 } 3992 } 3993 return null; 3994 } 3995 3996 @Override 3997 public String getNameForUid(int uid) { 3998 // reader 3999 synchronized (mPackages) { 4000 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4001 if (obj instanceof SharedUserSetting) { 4002 final SharedUserSetting sus = (SharedUserSetting) obj; 4003 return sus.name + ":" + sus.userId; 4004 } else if (obj instanceof PackageSetting) { 4005 final PackageSetting ps = (PackageSetting) obj; 4006 return ps.name; 4007 } 4008 } 4009 return null; 4010 } 4011 4012 @Override 4013 public int getUidForSharedUser(String sharedUserName) { 4014 if(sharedUserName == null) { 4015 return -1; 4016 } 4017 // reader 4018 synchronized (mPackages) { 4019 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4020 if (suid == null) { 4021 return -1; 4022 } 4023 return suid.userId; 4024 } 4025 } 4026 4027 @Override 4028 public int getFlagsForUid(int uid) { 4029 synchronized (mPackages) { 4030 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4031 if (obj instanceof SharedUserSetting) { 4032 final SharedUserSetting sus = (SharedUserSetting) obj; 4033 return sus.pkgFlags; 4034 } else if (obj instanceof PackageSetting) { 4035 final PackageSetting ps = (PackageSetting) obj; 4036 return ps.pkgFlags; 4037 } 4038 } 4039 return 0; 4040 } 4041 4042 @Override 4043 public int getPrivateFlagsForUid(int uid) { 4044 synchronized (mPackages) { 4045 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4046 if (obj instanceof SharedUserSetting) { 4047 final SharedUserSetting sus = (SharedUserSetting) obj; 4048 return sus.pkgPrivateFlags; 4049 } else if (obj instanceof PackageSetting) { 4050 final PackageSetting ps = (PackageSetting) obj; 4051 return ps.pkgPrivateFlags; 4052 } 4053 } 4054 return 0; 4055 } 4056 4057 @Override 4058 public boolean isUidPrivileged(int uid) { 4059 uid = UserHandle.getAppId(uid); 4060 // reader 4061 synchronized (mPackages) { 4062 Object obj = mSettings.getUserIdLPr(uid); 4063 if (obj instanceof SharedUserSetting) { 4064 final SharedUserSetting sus = (SharedUserSetting) obj; 4065 final Iterator<PackageSetting> it = sus.packages.iterator(); 4066 while (it.hasNext()) { 4067 if (it.next().isPrivileged()) { 4068 return true; 4069 } 4070 } 4071 } else if (obj instanceof PackageSetting) { 4072 final PackageSetting ps = (PackageSetting) obj; 4073 return ps.isPrivileged(); 4074 } 4075 } 4076 return false; 4077 } 4078 4079 @Override 4080 public String[] getAppOpPermissionPackages(String permissionName) { 4081 synchronized (mPackages) { 4082 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4083 if (pkgs == null) { 4084 return null; 4085 } 4086 return pkgs.toArray(new String[pkgs.size()]); 4087 } 4088 } 4089 4090 @Override 4091 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4092 int flags, int userId) { 4093 if (!sUserManager.exists(userId)) return null; 4094 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4095 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4096 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4097 } 4098 4099 @Override 4100 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4101 IntentFilter filter, int match, ComponentName activity) { 4102 final int userId = UserHandle.getCallingUserId(); 4103 if (DEBUG_PREFERRED) { 4104 Log.v(TAG, "setLastChosenActivity intent=" + intent 4105 + " resolvedType=" + resolvedType 4106 + " flags=" + flags 4107 + " filter=" + filter 4108 + " match=" + match 4109 + " activity=" + activity); 4110 filter.dump(new PrintStreamPrinter(System.out), " "); 4111 } 4112 intent.setComponent(null); 4113 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4114 // Find any earlier preferred or last chosen entries and nuke them 4115 findPreferredActivity(intent, resolvedType, 4116 flags, query, 0, false, true, false, userId); 4117 // Add the new activity as the last chosen for this filter 4118 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4119 "Setting last chosen"); 4120 } 4121 4122 @Override 4123 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4124 final int userId = UserHandle.getCallingUserId(); 4125 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4126 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4127 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4128 false, false, false, userId); 4129 } 4130 4131 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4132 int flags, List<ResolveInfo> query, int userId) { 4133 if (query != null) { 4134 final int N = query.size(); 4135 if (N == 1) { 4136 return query.get(0); 4137 } else if (N > 1) { 4138 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4139 // If there is more than one activity with the same priority, 4140 // then let the user decide between them. 4141 ResolveInfo r0 = query.get(0); 4142 ResolveInfo r1 = query.get(1); 4143 if (DEBUG_INTENT_MATCHING || debug) { 4144 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4145 + r1.activityInfo.name + "=" + r1.priority); 4146 } 4147 // If the first activity has a higher priority, or a different 4148 // default, then it is always desireable to pick it. 4149 if (r0.priority != r1.priority 4150 || r0.preferredOrder != r1.preferredOrder 4151 || r0.isDefault != r1.isDefault) { 4152 return query.get(0); 4153 } 4154 // If we have saved a preference for a preferred activity for 4155 // this Intent, use that. 4156 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4157 flags, query, r0.priority, true, false, debug, userId); 4158 if (ri != null) { 4159 return ri; 4160 } 4161 if (userId != 0) { 4162 ri = new ResolveInfo(mResolveInfo); 4163 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4164 ri.activityInfo.applicationInfo = new ApplicationInfo( 4165 ri.activityInfo.applicationInfo); 4166 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4167 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4168 return ri; 4169 } 4170 return mResolveInfo; 4171 } 4172 } 4173 return null; 4174 } 4175 4176 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4177 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4178 final int N = query.size(); 4179 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4180 .get(userId); 4181 // Get the list of persistent preferred activities that handle the intent 4182 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4183 List<PersistentPreferredActivity> pprefs = ppir != null 4184 ? ppir.queryIntent(intent, resolvedType, 4185 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4186 : null; 4187 if (pprefs != null && pprefs.size() > 0) { 4188 final int M = pprefs.size(); 4189 for (int i=0; i<M; i++) { 4190 final PersistentPreferredActivity ppa = pprefs.get(i); 4191 if (DEBUG_PREFERRED || debug) { 4192 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4193 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4194 + "\n component=" + ppa.mComponent); 4195 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4196 } 4197 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4198 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4199 if (DEBUG_PREFERRED || debug) { 4200 Slog.v(TAG, "Found persistent preferred activity:"); 4201 if (ai != null) { 4202 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4203 } else { 4204 Slog.v(TAG, " null"); 4205 } 4206 } 4207 if (ai == null) { 4208 // This previously registered persistent preferred activity 4209 // component is no longer known. Ignore it and do NOT remove it. 4210 continue; 4211 } 4212 for (int j=0; j<N; j++) { 4213 final ResolveInfo ri = query.get(j); 4214 if (!ri.activityInfo.applicationInfo.packageName 4215 .equals(ai.applicationInfo.packageName)) { 4216 continue; 4217 } 4218 if (!ri.activityInfo.name.equals(ai.name)) { 4219 continue; 4220 } 4221 // Found a persistent preference that can handle the intent. 4222 if (DEBUG_PREFERRED || debug) { 4223 Slog.v(TAG, "Returning persistent preferred activity: " + 4224 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4225 } 4226 return ri; 4227 } 4228 } 4229 } 4230 return null; 4231 } 4232 4233 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4234 List<ResolveInfo> query, int priority, boolean always, 4235 boolean removeMatches, boolean debug, int userId) { 4236 if (!sUserManager.exists(userId)) return null; 4237 // writer 4238 synchronized (mPackages) { 4239 if (intent.getSelector() != null) { 4240 intent = intent.getSelector(); 4241 } 4242 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4243 4244 // Try to find a matching persistent preferred activity. 4245 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4246 debug, userId); 4247 4248 // If a persistent preferred activity matched, use it. 4249 if (pri != null) { 4250 return pri; 4251 } 4252 4253 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4254 // Get the list of preferred activities that handle the intent 4255 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4256 List<PreferredActivity> prefs = pir != null 4257 ? pir.queryIntent(intent, resolvedType, 4258 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4259 : null; 4260 if (prefs != null && prefs.size() > 0) { 4261 boolean changed = false; 4262 try { 4263 // First figure out how good the original match set is. 4264 // We will only allow preferred activities that came 4265 // from the same match quality. 4266 int match = 0; 4267 4268 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4269 4270 final int N = query.size(); 4271 for (int j=0; j<N; j++) { 4272 final ResolveInfo ri = query.get(j); 4273 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4274 + ": 0x" + Integer.toHexString(match)); 4275 if (ri.match > match) { 4276 match = ri.match; 4277 } 4278 } 4279 4280 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4281 + Integer.toHexString(match)); 4282 4283 match &= IntentFilter.MATCH_CATEGORY_MASK; 4284 final int M = prefs.size(); 4285 for (int i=0; i<M; i++) { 4286 final PreferredActivity pa = prefs.get(i); 4287 if (DEBUG_PREFERRED || debug) { 4288 Slog.v(TAG, "Checking PreferredActivity ds=" 4289 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4290 + "\n component=" + pa.mPref.mComponent); 4291 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4292 } 4293 if (pa.mPref.mMatch != match) { 4294 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4295 + Integer.toHexString(pa.mPref.mMatch)); 4296 continue; 4297 } 4298 // If it's not an "always" type preferred activity and that's what we're 4299 // looking for, skip it. 4300 if (always && !pa.mPref.mAlways) { 4301 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4302 continue; 4303 } 4304 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4305 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4306 if (DEBUG_PREFERRED || debug) { 4307 Slog.v(TAG, "Found preferred activity:"); 4308 if (ai != null) { 4309 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4310 } else { 4311 Slog.v(TAG, " null"); 4312 } 4313 } 4314 if (ai == null) { 4315 // This previously registered preferred activity 4316 // component is no longer known. Most likely an update 4317 // to the app was installed and in the new version this 4318 // component no longer exists. Clean it up by removing 4319 // it from the preferred activities list, and skip it. 4320 Slog.w(TAG, "Removing dangling preferred activity: " 4321 + pa.mPref.mComponent); 4322 pir.removeFilter(pa); 4323 changed = true; 4324 continue; 4325 } 4326 for (int j=0; j<N; j++) { 4327 final ResolveInfo ri = query.get(j); 4328 if (!ri.activityInfo.applicationInfo.packageName 4329 .equals(ai.applicationInfo.packageName)) { 4330 continue; 4331 } 4332 if (!ri.activityInfo.name.equals(ai.name)) { 4333 continue; 4334 } 4335 4336 if (removeMatches) { 4337 pir.removeFilter(pa); 4338 changed = true; 4339 if (DEBUG_PREFERRED) { 4340 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4341 } 4342 break; 4343 } 4344 4345 // Okay we found a previously set preferred or last chosen app. 4346 // If the result set is different from when this 4347 // was created, we need to clear it and re-ask the 4348 // user their preference, if we're looking for an "always" type entry. 4349 if (always && !pa.mPref.sameSet(query)) { 4350 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4351 + intent + " type " + resolvedType); 4352 if (DEBUG_PREFERRED) { 4353 Slog.v(TAG, "Removing preferred activity since set changed " 4354 + pa.mPref.mComponent); 4355 } 4356 pir.removeFilter(pa); 4357 // Re-add the filter as a "last chosen" entry (!always) 4358 PreferredActivity lastChosen = new PreferredActivity( 4359 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4360 pir.addFilter(lastChosen); 4361 changed = true; 4362 return null; 4363 } 4364 4365 // Yay! Either the set matched or we're looking for the last chosen 4366 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4367 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4368 return ri; 4369 } 4370 } 4371 } finally { 4372 if (changed) { 4373 if (DEBUG_PREFERRED) { 4374 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4375 } 4376 scheduleWritePackageRestrictionsLocked(userId); 4377 } 4378 } 4379 } 4380 } 4381 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4382 return null; 4383 } 4384 4385 /* 4386 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4387 */ 4388 @Override 4389 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4390 int targetUserId) { 4391 mContext.enforceCallingOrSelfPermission( 4392 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4393 List<CrossProfileIntentFilter> matches = 4394 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4395 if (matches != null) { 4396 int size = matches.size(); 4397 for (int i = 0; i < size; i++) { 4398 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4399 } 4400 } 4401 if (hasWebURI(intent)) { 4402 // cross-profile app linking works only towards the parent. 4403 final UserInfo parent = getProfileParent(sourceUserId); 4404 synchronized(mPackages) { 4405 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4406 parent.id) != null; 4407 } 4408 } 4409 return false; 4410 } 4411 4412 private UserInfo getProfileParent(int userId) { 4413 final long identity = Binder.clearCallingIdentity(); 4414 try { 4415 return sUserManager.getProfileParent(userId); 4416 } finally { 4417 Binder.restoreCallingIdentity(identity); 4418 } 4419 } 4420 4421 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4422 String resolvedType, int userId) { 4423 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4424 if (resolver != null) { 4425 return resolver.queryIntent(intent, resolvedType, false, userId); 4426 } 4427 return null; 4428 } 4429 4430 @Override 4431 public List<ResolveInfo> queryIntentActivities(Intent intent, 4432 String resolvedType, int flags, int userId) { 4433 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4434 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4435 ComponentName comp = intent.getComponent(); 4436 if (comp == null) { 4437 if (intent.getSelector() != null) { 4438 intent = intent.getSelector(); 4439 comp = intent.getComponent(); 4440 } 4441 } 4442 4443 if (comp != null) { 4444 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4445 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4446 if (ai != null) { 4447 final ResolveInfo ri = new ResolveInfo(); 4448 ri.activityInfo = ai; 4449 list.add(ri); 4450 } 4451 return list; 4452 } 4453 4454 // reader 4455 synchronized (mPackages) { 4456 final String pkgName = intent.getPackage(); 4457 if (pkgName == null) { 4458 List<CrossProfileIntentFilter> matchingFilters = 4459 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4460 // Check for results that need to skip the current profile. 4461 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4462 resolvedType, flags, userId); 4463 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4464 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4465 result.add(xpResolveInfo); 4466 return filterIfNotPrimaryUser(result, userId); 4467 } 4468 4469 // Check for results in the current profile. 4470 List<ResolveInfo> result = mActivities.queryIntent( 4471 intent, resolvedType, flags, userId); 4472 4473 // Check for cross profile results. 4474 xpResolveInfo = queryCrossProfileIntents( 4475 matchingFilters, intent, resolvedType, flags, userId); 4476 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4477 result.add(xpResolveInfo); 4478 Collections.sort(result, mResolvePrioritySorter); 4479 } 4480 result = filterIfNotPrimaryUser(result, userId); 4481 if (hasWebURI(intent)) { 4482 CrossProfileDomainInfo xpDomainInfo = null; 4483 final UserInfo parent = getProfileParent(userId); 4484 if (parent != null) { 4485 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4486 flags, userId, parent.id); 4487 } 4488 if (xpDomainInfo != null) { 4489 if (xpResolveInfo != null) { 4490 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4491 // in the result. 4492 result.remove(xpResolveInfo); 4493 } 4494 if (result.size() == 0) { 4495 result.add(xpDomainInfo.resolveInfo); 4496 return result; 4497 } 4498 } else if (result.size() <= 1) { 4499 return result; 4500 } 4501 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4502 xpDomainInfo); 4503 Collections.sort(result, mResolvePrioritySorter); 4504 } 4505 return result; 4506 } 4507 final PackageParser.Package pkg = mPackages.get(pkgName); 4508 if (pkg != null) { 4509 return filterIfNotPrimaryUser( 4510 mActivities.queryIntentForPackage( 4511 intent, resolvedType, flags, pkg.activities, userId), 4512 userId); 4513 } 4514 return new ArrayList<ResolveInfo>(); 4515 } 4516 } 4517 4518 private static class CrossProfileDomainInfo { 4519 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4520 ResolveInfo resolveInfo; 4521 /* Best domain verification status of the activities found in the other profile */ 4522 int bestDomainVerificationStatus; 4523 } 4524 4525 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4526 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4527 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4528 sourceUserId)) { 4529 return null; 4530 } 4531 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4532 resolvedType, flags, parentUserId); 4533 4534 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4535 return null; 4536 } 4537 CrossProfileDomainInfo result = null; 4538 int size = resultTargetUser.size(); 4539 for (int i = 0; i < size; i++) { 4540 ResolveInfo riTargetUser = resultTargetUser.get(i); 4541 // Intent filter verification is only for filters that specify a host. So don't return 4542 // those that handle all web uris. 4543 if (riTargetUser.handleAllWebDataURI) { 4544 continue; 4545 } 4546 String packageName = riTargetUser.activityInfo.packageName; 4547 PackageSetting ps = mSettings.mPackages.get(packageName); 4548 if (ps == null) { 4549 continue; 4550 } 4551 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4552 if (result == null) { 4553 result = new CrossProfileDomainInfo(); 4554 result.resolveInfo = 4555 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4556 result.bestDomainVerificationStatus = status; 4557 } else { 4558 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4559 result.bestDomainVerificationStatus); 4560 } 4561 } 4562 return result; 4563 } 4564 4565 /** 4566 * Verification statuses are ordered from the worse to the best, except for 4567 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4568 */ 4569 private int bestDomainVerificationStatus(int status1, int status2) { 4570 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4571 return status2; 4572 } 4573 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4574 return status1; 4575 } 4576 return (int) MathUtils.max(status1, status2); 4577 } 4578 4579 private boolean isUserEnabled(int userId) { 4580 long callingId = Binder.clearCallingIdentity(); 4581 try { 4582 UserInfo userInfo = sUserManager.getUserInfo(userId); 4583 return userInfo != null && userInfo.isEnabled(); 4584 } finally { 4585 Binder.restoreCallingIdentity(callingId); 4586 } 4587 } 4588 4589 /** 4590 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4591 * 4592 * @return filtered list 4593 */ 4594 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4595 if (userId == UserHandle.USER_OWNER) { 4596 return resolveInfos; 4597 } 4598 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4599 ResolveInfo info = resolveInfos.get(i); 4600 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4601 resolveInfos.remove(i); 4602 } 4603 } 4604 return resolveInfos; 4605 } 4606 4607 private static boolean hasWebURI(Intent intent) { 4608 if (intent.getData() == null) { 4609 return false; 4610 } 4611 final String scheme = intent.getScheme(); 4612 if (TextUtils.isEmpty(scheme)) { 4613 return false; 4614 } 4615 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4616 } 4617 4618 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4619 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4620 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4621 Slog.v("TAG", "Filtering results with preferred activities. Candidates count: " + 4622 candidates.size()); 4623 } 4624 4625 final int userId = UserHandle.getCallingUserId(); 4626 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4627 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4628 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4629 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4630 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4631 4632 synchronized (mPackages) { 4633 final int count = candidates.size(); 4634 // First, try to use linked apps. Partition the candidates into four lists: 4635 // one for the final results, one for the "do not use ever", one for "undefined status" 4636 // and finally one for "browser app type". 4637 for (int n=0; n<count; n++) { 4638 ResolveInfo info = candidates.get(n); 4639 String packageName = info.activityInfo.packageName; 4640 PackageSetting ps = mSettings.mPackages.get(packageName); 4641 if (ps != null) { 4642 // Add to the special match all list (Browser use case) 4643 if (info.handleAllWebDataURI) { 4644 matchAllList.add(info); 4645 continue; 4646 } 4647 // Try to get the status from User settings first 4648 int status = getDomainVerificationStatusLPr(ps, userId); 4649 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4650 if (DEBUG_DOMAIN_VERIFICATION) { 4651 Slog.i(TAG, " + always: " + info.activityInfo.packageName); 4652 } 4653 alwaysList.add(info); 4654 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4655 if (DEBUG_DOMAIN_VERIFICATION) { 4656 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4657 } 4658 neverList.add(info); 4659 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4660 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4661 if (DEBUG_DOMAIN_VERIFICATION) { 4662 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4663 } 4664 undefinedList.add(info); 4665 } 4666 } 4667 } 4668 // First try to add the "always" resolution for the current user if there is any 4669 if (alwaysList.size() > 0) { 4670 result.addAll(alwaysList); 4671 // if there is an "always" for the parent user, add it. 4672 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4673 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4674 result.add(xpDomainInfo.resolveInfo); 4675 } else { 4676 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4677 result.addAll(undefinedList); 4678 if (xpDomainInfo != null && ( 4679 xpDomainInfo.bestDomainVerificationStatus 4680 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4681 || xpDomainInfo.bestDomainVerificationStatus 4682 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4683 result.add(xpDomainInfo.resolveInfo); 4684 } 4685 // Also add Browsers (all of them or only the default one) 4686 if ((flags & MATCH_ALL) != 0) { 4687 result.addAll(matchAllList); 4688 } else { 4689 // Try to add the Default Browser if we can 4690 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4691 UserHandle.myUserId()); 4692 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4693 boolean defaultBrowserFound = false; 4694 final int browserCount = matchAllList.size(); 4695 for (int n=0; n<browserCount; n++) { 4696 ResolveInfo browser = matchAllList.get(n); 4697 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4698 result.add(browser); 4699 defaultBrowserFound = true; 4700 break; 4701 } 4702 } 4703 if (!defaultBrowserFound) { 4704 result.addAll(matchAllList); 4705 } 4706 } else { 4707 result.addAll(matchAllList); 4708 } 4709 } 4710 4711 // If there is nothing selected, add all candidates and remove the ones that the user 4712 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4713 if (result.size() == 0) { 4714 result.addAll(candidates); 4715 result.removeAll(neverList); 4716 } 4717 } 4718 } 4719 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4720 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4721 result.size()); 4722 for (ResolveInfo info : result) { 4723 Slog.v(TAG, " + " + info.activityInfo); 4724 } 4725 } 4726 return result; 4727 } 4728 4729 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4730 int status = ps.getDomainVerificationStatusForUser(userId); 4731 // if none available, get the master status 4732 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4733 if (ps.getIntentFilterVerificationInfo() != null) { 4734 status = ps.getIntentFilterVerificationInfo().getStatus(); 4735 } 4736 } 4737 return status; 4738 } 4739 4740 private ResolveInfo querySkipCurrentProfileIntents( 4741 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4742 int flags, int sourceUserId) { 4743 if (matchingFilters != null) { 4744 int size = matchingFilters.size(); 4745 for (int i = 0; i < size; i ++) { 4746 CrossProfileIntentFilter filter = matchingFilters.get(i); 4747 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4748 // Checking if there are activities in the target user that can handle the 4749 // intent. 4750 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4751 flags, sourceUserId); 4752 if (resolveInfo != null) { 4753 return resolveInfo; 4754 } 4755 } 4756 } 4757 } 4758 return null; 4759 } 4760 4761 // Return matching ResolveInfo if any for skip current profile intent filters. 4762 private ResolveInfo queryCrossProfileIntents( 4763 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4764 int flags, int sourceUserId) { 4765 if (matchingFilters != null) { 4766 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4767 // match the same intent. For performance reasons, it is better not to 4768 // run queryIntent twice for the same userId 4769 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4770 int size = matchingFilters.size(); 4771 for (int i = 0; i < size; i++) { 4772 CrossProfileIntentFilter filter = matchingFilters.get(i); 4773 int targetUserId = filter.getTargetUserId(); 4774 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4775 && !alreadyTriedUserIds.get(targetUserId)) { 4776 // Checking if there are activities in the target user that can handle the 4777 // intent. 4778 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4779 flags, sourceUserId); 4780 if (resolveInfo != null) return resolveInfo; 4781 alreadyTriedUserIds.put(targetUserId, true); 4782 } 4783 } 4784 } 4785 return null; 4786 } 4787 4788 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4789 String resolvedType, int flags, int sourceUserId) { 4790 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4791 resolvedType, flags, filter.getTargetUserId()); 4792 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4793 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4794 } 4795 return null; 4796 } 4797 4798 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4799 int sourceUserId, int targetUserId) { 4800 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4801 String className; 4802 if (targetUserId == UserHandle.USER_OWNER) { 4803 className = FORWARD_INTENT_TO_USER_OWNER; 4804 } else { 4805 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4806 } 4807 ComponentName forwardingActivityComponentName = new ComponentName( 4808 mAndroidApplication.packageName, className); 4809 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4810 sourceUserId); 4811 if (targetUserId == UserHandle.USER_OWNER) { 4812 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4813 forwardingResolveInfo.noResourceId = true; 4814 } 4815 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4816 forwardingResolveInfo.priority = 0; 4817 forwardingResolveInfo.preferredOrder = 0; 4818 forwardingResolveInfo.match = 0; 4819 forwardingResolveInfo.isDefault = true; 4820 forwardingResolveInfo.filter = filter; 4821 forwardingResolveInfo.targetUserId = targetUserId; 4822 return forwardingResolveInfo; 4823 } 4824 4825 @Override 4826 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4827 Intent[] specifics, String[] specificTypes, Intent intent, 4828 String resolvedType, int flags, int userId) { 4829 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4830 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4831 false, "query intent activity options"); 4832 final String resultsAction = intent.getAction(); 4833 4834 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4835 | PackageManager.GET_RESOLVED_FILTER, userId); 4836 4837 if (DEBUG_INTENT_MATCHING) { 4838 Log.v(TAG, "Query " + intent + ": " + results); 4839 } 4840 4841 int specificsPos = 0; 4842 int N; 4843 4844 // todo: note that the algorithm used here is O(N^2). This 4845 // isn't a problem in our current environment, but if we start running 4846 // into situations where we have more than 5 or 10 matches then this 4847 // should probably be changed to something smarter... 4848 4849 // First we go through and resolve each of the specific items 4850 // that were supplied, taking care of removing any corresponding 4851 // duplicate items in the generic resolve list. 4852 if (specifics != null) { 4853 for (int i=0; i<specifics.length; i++) { 4854 final Intent sintent = specifics[i]; 4855 if (sintent == null) { 4856 continue; 4857 } 4858 4859 if (DEBUG_INTENT_MATCHING) { 4860 Log.v(TAG, "Specific #" + i + ": " + sintent); 4861 } 4862 4863 String action = sintent.getAction(); 4864 if (resultsAction != null && resultsAction.equals(action)) { 4865 // If this action was explicitly requested, then don't 4866 // remove things that have it. 4867 action = null; 4868 } 4869 4870 ResolveInfo ri = null; 4871 ActivityInfo ai = null; 4872 4873 ComponentName comp = sintent.getComponent(); 4874 if (comp == null) { 4875 ri = resolveIntent( 4876 sintent, 4877 specificTypes != null ? specificTypes[i] : null, 4878 flags, userId); 4879 if (ri == null) { 4880 continue; 4881 } 4882 if (ri == mResolveInfo) { 4883 // ACK! Must do something better with this. 4884 } 4885 ai = ri.activityInfo; 4886 comp = new ComponentName(ai.applicationInfo.packageName, 4887 ai.name); 4888 } else { 4889 ai = getActivityInfo(comp, flags, userId); 4890 if (ai == null) { 4891 continue; 4892 } 4893 } 4894 4895 // Look for any generic query activities that are duplicates 4896 // of this specific one, and remove them from the results. 4897 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4898 N = results.size(); 4899 int j; 4900 for (j=specificsPos; j<N; j++) { 4901 ResolveInfo sri = results.get(j); 4902 if ((sri.activityInfo.name.equals(comp.getClassName()) 4903 && sri.activityInfo.applicationInfo.packageName.equals( 4904 comp.getPackageName())) 4905 || (action != null && sri.filter.matchAction(action))) { 4906 results.remove(j); 4907 if (DEBUG_INTENT_MATCHING) Log.v( 4908 TAG, "Removing duplicate item from " + j 4909 + " due to specific " + specificsPos); 4910 if (ri == null) { 4911 ri = sri; 4912 } 4913 j--; 4914 N--; 4915 } 4916 } 4917 4918 // Add this specific item to its proper place. 4919 if (ri == null) { 4920 ri = new ResolveInfo(); 4921 ri.activityInfo = ai; 4922 } 4923 results.add(specificsPos, ri); 4924 ri.specificIndex = i; 4925 specificsPos++; 4926 } 4927 } 4928 4929 // Now we go through the remaining generic results and remove any 4930 // duplicate actions that are found here. 4931 N = results.size(); 4932 for (int i=specificsPos; i<N-1; i++) { 4933 final ResolveInfo rii = results.get(i); 4934 if (rii.filter == null) { 4935 continue; 4936 } 4937 4938 // Iterate over all of the actions of this result's intent 4939 // filter... typically this should be just one. 4940 final Iterator<String> it = rii.filter.actionsIterator(); 4941 if (it == null) { 4942 continue; 4943 } 4944 while (it.hasNext()) { 4945 final String action = it.next(); 4946 if (resultsAction != null && resultsAction.equals(action)) { 4947 // If this action was explicitly requested, then don't 4948 // remove things that have it. 4949 continue; 4950 } 4951 for (int j=i+1; j<N; j++) { 4952 final ResolveInfo rij = results.get(j); 4953 if (rij.filter != null && rij.filter.hasAction(action)) { 4954 results.remove(j); 4955 if (DEBUG_INTENT_MATCHING) Log.v( 4956 TAG, "Removing duplicate item from " + j 4957 + " due to action " + action + " at " + i); 4958 j--; 4959 N--; 4960 } 4961 } 4962 } 4963 4964 // If the caller didn't request filter information, drop it now 4965 // so we don't have to marshall/unmarshall it. 4966 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4967 rii.filter = null; 4968 } 4969 } 4970 4971 // Filter out the caller activity if so requested. 4972 if (caller != null) { 4973 N = results.size(); 4974 for (int i=0; i<N; i++) { 4975 ActivityInfo ainfo = results.get(i).activityInfo; 4976 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4977 && caller.getClassName().equals(ainfo.name)) { 4978 results.remove(i); 4979 break; 4980 } 4981 } 4982 } 4983 4984 // If the caller didn't request filter information, 4985 // drop them now so we don't have to 4986 // marshall/unmarshall it. 4987 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4988 N = results.size(); 4989 for (int i=0; i<N; i++) { 4990 results.get(i).filter = null; 4991 } 4992 } 4993 4994 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4995 return results; 4996 } 4997 4998 @Override 4999 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5000 int userId) { 5001 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5002 ComponentName comp = intent.getComponent(); 5003 if (comp == null) { 5004 if (intent.getSelector() != null) { 5005 intent = intent.getSelector(); 5006 comp = intent.getComponent(); 5007 } 5008 } 5009 if (comp != null) { 5010 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5011 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5012 if (ai != null) { 5013 ResolveInfo ri = new ResolveInfo(); 5014 ri.activityInfo = ai; 5015 list.add(ri); 5016 } 5017 return list; 5018 } 5019 5020 // reader 5021 synchronized (mPackages) { 5022 String pkgName = intent.getPackage(); 5023 if (pkgName == null) { 5024 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5025 } 5026 final PackageParser.Package pkg = mPackages.get(pkgName); 5027 if (pkg != null) { 5028 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5029 userId); 5030 } 5031 return null; 5032 } 5033 } 5034 5035 @Override 5036 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5037 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5038 if (!sUserManager.exists(userId)) return null; 5039 if (query != null) { 5040 if (query.size() >= 1) { 5041 // If there is more than one service with the same priority, 5042 // just arbitrarily pick the first one. 5043 return query.get(0); 5044 } 5045 } 5046 return null; 5047 } 5048 5049 @Override 5050 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5051 int userId) { 5052 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5053 ComponentName comp = intent.getComponent(); 5054 if (comp == null) { 5055 if (intent.getSelector() != null) { 5056 intent = intent.getSelector(); 5057 comp = intent.getComponent(); 5058 } 5059 } 5060 if (comp != null) { 5061 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5062 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5063 if (si != null) { 5064 final ResolveInfo ri = new ResolveInfo(); 5065 ri.serviceInfo = si; 5066 list.add(ri); 5067 } 5068 return list; 5069 } 5070 5071 // reader 5072 synchronized (mPackages) { 5073 String pkgName = intent.getPackage(); 5074 if (pkgName == null) { 5075 return mServices.queryIntent(intent, resolvedType, flags, userId); 5076 } 5077 final PackageParser.Package pkg = mPackages.get(pkgName); 5078 if (pkg != null) { 5079 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5080 userId); 5081 } 5082 return null; 5083 } 5084 } 5085 5086 @Override 5087 public List<ResolveInfo> queryIntentContentProviders( 5088 Intent intent, String resolvedType, int flags, int userId) { 5089 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5090 ComponentName comp = intent.getComponent(); 5091 if (comp == null) { 5092 if (intent.getSelector() != null) { 5093 intent = intent.getSelector(); 5094 comp = intent.getComponent(); 5095 } 5096 } 5097 if (comp != null) { 5098 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5099 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5100 if (pi != null) { 5101 final ResolveInfo ri = new ResolveInfo(); 5102 ri.providerInfo = pi; 5103 list.add(ri); 5104 } 5105 return list; 5106 } 5107 5108 // reader 5109 synchronized (mPackages) { 5110 String pkgName = intent.getPackage(); 5111 if (pkgName == null) { 5112 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5113 } 5114 final PackageParser.Package pkg = mPackages.get(pkgName); 5115 if (pkg != null) { 5116 return mProviders.queryIntentForPackage( 5117 intent, resolvedType, flags, pkg.providers, userId); 5118 } 5119 return null; 5120 } 5121 } 5122 5123 @Override 5124 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5125 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5126 5127 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5128 5129 // writer 5130 synchronized (mPackages) { 5131 ArrayList<PackageInfo> list; 5132 if (listUninstalled) { 5133 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5134 for (PackageSetting ps : mSettings.mPackages.values()) { 5135 PackageInfo pi; 5136 if (ps.pkg != null) { 5137 pi = generatePackageInfo(ps.pkg, flags, userId); 5138 } else { 5139 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5140 } 5141 if (pi != null) { 5142 list.add(pi); 5143 } 5144 } 5145 } else { 5146 list = new ArrayList<PackageInfo>(mPackages.size()); 5147 for (PackageParser.Package p : mPackages.values()) { 5148 PackageInfo pi = generatePackageInfo(p, flags, userId); 5149 if (pi != null) { 5150 list.add(pi); 5151 } 5152 } 5153 } 5154 5155 return new ParceledListSlice<PackageInfo>(list); 5156 } 5157 } 5158 5159 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5160 String[] permissions, boolean[] tmp, int flags, int userId) { 5161 int numMatch = 0; 5162 final PermissionsState permissionsState = ps.getPermissionsState(); 5163 for (int i=0; i<permissions.length; i++) { 5164 final String permission = permissions[i]; 5165 if (permissionsState.hasPermission(permission, userId)) { 5166 tmp[i] = true; 5167 numMatch++; 5168 } else { 5169 tmp[i] = false; 5170 } 5171 } 5172 if (numMatch == 0) { 5173 return; 5174 } 5175 PackageInfo pi; 5176 if (ps.pkg != null) { 5177 pi = generatePackageInfo(ps.pkg, flags, userId); 5178 } else { 5179 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5180 } 5181 // The above might return null in cases of uninstalled apps or install-state 5182 // skew across users/profiles. 5183 if (pi != null) { 5184 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5185 if (numMatch == permissions.length) { 5186 pi.requestedPermissions = permissions; 5187 } else { 5188 pi.requestedPermissions = new String[numMatch]; 5189 numMatch = 0; 5190 for (int i=0; i<permissions.length; i++) { 5191 if (tmp[i]) { 5192 pi.requestedPermissions[numMatch] = permissions[i]; 5193 numMatch++; 5194 } 5195 } 5196 } 5197 } 5198 list.add(pi); 5199 } 5200 } 5201 5202 @Override 5203 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5204 String[] permissions, int flags, int userId) { 5205 if (!sUserManager.exists(userId)) return null; 5206 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5207 5208 // writer 5209 synchronized (mPackages) { 5210 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5211 boolean[] tmpBools = new boolean[permissions.length]; 5212 if (listUninstalled) { 5213 for (PackageSetting ps : mSettings.mPackages.values()) { 5214 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5215 } 5216 } else { 5217 for (PackageParser.Package pkg : mPackages.values()) { 5218 PackageSetting ps = (PackageSetting)pkg.mExtras; 5219 if (ps != null) { 5220 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5221 userId); 5222 } 5223 } 5224 } 5225 5226 return new ParceledListSlice<PackageInfo>(list); 5227 } 5228 } 5229 5230 @Override 5231 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5232 if (!sUserManager.exists(userId)) return null; 5233 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5234 5235 // writer 5236 synchronized (mPackages) { 5237 ArrayList<ApplicationInfo> list; 5238 if (listUninstalled) { 5239 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5240 for (PackageSetting ps : mSettings.mPackages.values()) { 5241 ApplicationInfo ai; 5242 if (ps.pkg != null) { 5243 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5244 ps.readUserState(userId), userId); 5245 } else { 5246 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5247 } 5248 if (ai != null) { 5249 list.add(ai); 5250 } 5251 } 5252 } else { 5253 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5254 for (PackageParser.Package p : mPackages.values()) { 5255 if (p.mExtras != null) { 5256 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5257 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5258 if (ai != null) { 5259 list.add(ai); 5260 } 5261 } 5262 } 5263 } 5264 5265 return new ParceledListSlice<ApplicationInfo>(list); 5266 } 5267 } 5268 5269 public List<ApplicationInfo> getPersistentApplications(int flags) { 5270 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5271 5272 // reader 5273 synchronized (mPackages) { 5274 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5275 final int userId = UserHandle.getCallingUserId(); 5276 while (i.hasNext()) { 5277 final PackageParser.Package p = i.next(); 5278 if (p.applicationInfo != null 5279 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5280 && (!mSafeMode || isSystemApp(p))) { 5281 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5282 if (ps != null) { 5283 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5284 ps.readUserState(userId), userId); 5285 if (ai != null) { 5286 finalList.add(ai); 5287 } 5288 } 5289 } 5290 } 5291 } 5292 5293 return finalList; 5294 } 5295 5296 @Override 5297 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5298 if (!sUserManager.exists(userId)) return null; 5299 // reader 5300 synchronized (mPackages) { 5301 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5302 PackageSetting ps = provider != null 5303 ? mSettings.mPackages.get(provider.owner.packageName) 5304 : null; 5305 return ps != null 5306 && mSettings.isEnabledLPr(provider.info, flags, userId) 5307 && (!mSafeMode || (provider.info.applicationInfo.flags 5308 &ApplicationInfo.FLAG_SYSTEM) != 0) 5309 ? PackageParser.generateProviderInfo(provider, flags, 5310 ps.readUserState(userId), userId) 5311 : null; 5312 } 5313 } 5314 5315 /** 5316 * @deprecated 5317 */ 5318 @Deprecated 5319 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5320 // reader 5321 synchronized (mPackages) { 5322 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5323 .entrySet().iterator(); 5324 final int userId = UserHandle.getCallingUserId(); 5325 while (i.hasNext()) { 5326 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5327 PackageParser.Provider p = entry.getValue(); 5328 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5329 5330 if (ps != null && p.syncable 5331 && (!mSafeMode || (p.info.applicationInfo.flags 5332 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5333 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5334 ps.readUserState(userId), userId); 5335 if (info != null) { 5336 outNames.add(entry.getKey()); 5337 outInfo.add(info); 5338 } 5339 } 5340 } 5341 } 5342 } 5343 5344 @Override 5345 public List<ProviderInfo> queryContentProviders(String processName, 5346 int uid, int flags) { 5347 ArrayList<ProviderInfo> finalList = null; 5348 // reader 5349 synchronized (mPackages) { 5350 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5351 final int userId = processName != null ? 5352 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5353 while (i.hasNext()) { 5354 final PackageParser.Provider p = i.next(); 5355 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5356 if (ps != null && p.info.authority != null 5357 && (processName == null 5358 || (p.info.processName.equals(processName) 5359 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5360 && mSettings.isEnabledLPr(p.info, flags, userId) 5361 && (!mSafeMode 5362 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5363 if (finalList == null) { 5364 finalList = new ArrayList<ProviderInfo>(3); 5365 } 5366 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5367 ps.readUserState(userId), userId); 5368 if (info != null) { 5369 finalList.add(info); 5370 } 5371 } 5372 } 5373 } 5374 5375 if (finalList != null) { 5376 Collections.sort(finalList, mProviderInitOrderSorter); 5377 } 5378 5379 return finalList; 5380 } 5381 5382 @Override 5383 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5384 int flags) { 5385 // reader 5386 synchronized (mPackages) { 5387 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5388 return PackageParser.generateInstrumentationInfo(i, flags); 5389 } 5390 } 5391 5392 @Override 5393 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5394 int flags) { 5395 ArrayList<InstrumentationInfo> finalList = 5396 new ArrayList<InstrumentationInfo>(); 5397 5398 // reader 5399 synchronized (mPackages) { 5400 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5401 while (i.hasNext()) { 5402 final PackageParser.Instrumentation p = i.next(); 5403 if (targetPackage == null 5404 || targetPackage.equals(p.info.targetPackage)) { 5405 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5406 flags); 5407 if (ii != null) { 5408 finalList.add(ii); 5409 } 5410 } 5411 } 5412 } 5413 5414 return finalList; 5415 } 5416 5417 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5418 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5419 if (overlays == null) { 5420 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5421 return; 5422 } 5423 for (PackageParser.Package opkg : overlays.values()) { 5424 // Not much to do if idmap fails: we already logged the error 5425 // and we certainly don't want to abort installation of pkg simply 5426 // because an overlay didn't fit properly. For these reasons, 5427 // ignore the return value of createIdmapForPackagePairLI. 5428 createIdmapForPackagePairLI(pkg, opkg); 5429 } 5430 } 5431 5432 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5433 PackageParser.Package opkg) { 5434 if (!opkg.mTrustedOverlay) { 5435 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5436 opkg.baseCodePath + ": overlay not trusted"); 5437 return false; 5438 } 5439 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5440 if (overlaySet == null) { 5441 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5442 opkg.baseCodePath + " but target package has no known overlays"); 5443 return false; 5444 } 5445 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5446 // TODO: generate idmap for split APKs 5447 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5448 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5449 + opkg.baseCodePath); 5450 return false; 5451 } 5452 PackageParser.Package[] overlayArray = 5453 overlaySet.values().toArray(new PackageParser.Package[0]); 5454 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5455 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5456 return p1.mOverlayPriority - p2.mOverlayPriority; 5457 } 5458 }; 5459 Arrays.sort(overlayArray, cmp); 5460 5461 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5462 int i = 0; 5463 for (PackageParser.Package p : overlayArray) { 5464 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5465 } 5466 return true; 5467 } 5468 5469 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5470 final File[] files = dir.listFiles(); 5471 if (ArrayUtils.isEmpty(files)) { 5472 Log.d(TAG, "No files in app dir " + dir); 5473 return; 5474 } 5475 5476 if (DEBUG_PACKAGE_SCANNING) { 5477 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5478 + " flags=0x" + Integer.toHexString(parseFlags)); 5479 } 5480 5481 for (File file : files) { 5482 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5483 && !PackageInstallerService.isStageName(file.getName()); 5484 if (!isPackage) { 5485 // Ignore entries which are not packages 5486 continue; 5487 } 5488 try { 5489 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5490 scanFlags, currentTime, null); 5491 } catch (PackageManagerException e) { 5492 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5493 5494 // Delete invalid userdata apps 5495 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5496 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5497 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5498 if (file.isDirectory()) { 5499 mInstaller.rmPackageDir(file.getAbsolutePath()); 5500 } else { 5501 file.delete(); 5502 } 5503 } 5504 } 5505 } 5506 } 5507 5508 private static File getSettingsProblemFile() { 5509 File dataDir = Environment.getDataDirectory(); 5510 File systemDir = new File(dataDir, "system"); 5511 File fname = new File(systemDir, "uiderrors.txt"); 5512 return fname; 5513 } 5514 5515 static void reportSettingsProblem(int priority, String msg) { 5516 logCriticalInfo(priority, msg); 5517 } 5518 5519 static void logCriticalInfo(int priority, String msg) { 5520 Slog.println(priority, TAG, msg); 5521 EventLogTags.writePmCriticalInfo(msg); 5522 try { 5523 File fname = getSettingsProblemFile(); 5524 FileOutputStream out = new FileOutputStream(fname, true); 5525 PrintWriter pw = new FastPrintWriter(out); 5526 SimpleDateFormat formatter = new SimpleDateFormat(); 5527 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5528 pw.println(dateString + ": " + msg); 5529 pw.close(); 5530 FileUtils.setPermissions( 5531 fname.toString(), 5532 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5533 -1, -1); 5534 } catch (java.io.IOException e) { 5535 } 5536 } 5537 5538 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5539 PackageParser.Package pkg, File srcFile, int parseFlags) 5540 throws PackageManagerException { 5541 if (ps != null 5542 && ps.codePath.equals(srcFile) 5543 && ps.timeStamp == srcFile.lastModified() 5544 && !isCompatSignatureUpdateNeeded(pkg) 5545 && !isRecoverSignatureUpdateNeeded(pkg)) { 5546 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5547 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5548 ArraySet<PublicKey> signingKs; 5549 synchronized (mPackages) { 5550 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5551 } 5552 if (ps.signatures.mSignatures != null 5553 && ps.signatures.mSignatures.length != 0 5554 && signingKs != null) { 5555 // Optimization: reuse the existing cached certificates 5556 // if the package appears to be unchanged. 5557 pkg.mSignatures = ps.signatures.mSignatures; 5558 pkg.mSigningKeys = signingKs; 5559 return; 5560 } 5561 5562 Slog.w(TAG, "PackageSetting for " + ps.name 5563 + " is missing signatures. Collecting certs again to recover them."); 5564 } else { 5565 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5566 } 5567 5568 try { 5569 pp.collectCertificates(pkg, parseFlags); 5570 pp.collectManifestDigest(pkg); 5571 } catch (PackageParserException e) { 5572 throw PackageManagerException.from(e); 5573 } 5574 } 5575 5576 /* 5577 * Scan a package and return the newly parsed package. 5578 * Returns null in case of errors and the error code is stored in mLastScanError 5579 */ 5580 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5581 long currentTime, UserHandle user) throws PackageManagerException { 5582 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5583 parseFlags |= mDefParseFlags; 5584 PackageParser pp = new PackageParser(); 5585 pp.setSeparateProcesses(mSeparateProcesses); 5586 pp.setOnlyCoreApps(mOnlyCore); 5587 pp.setDisplayMetrics(mMetrics); 5588 5589 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5590 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5591 } 5592 5593 final PackageParser.Package pkg; 5594 try { 5595 pkg = pp.parsePackage(scanFile, parseFlags); 5596 } catch (PackageParserException e) { 5597 throw PackageManagerException.from(e); 5598 } 5599 5600 PackageSetting ps = null; 5601 PackageSetting updatedPkg; 5602 // reader 5603 synchronized (mPackages) { 5604 // Look to see if we already know about this package. 5605 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5606 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5607 // This package has been renamed to its original name. Let's 5608 // use that. 5609 ps = mSettings.peekPackageLPr(oldName); 5610 } 5611 // If there was no original package, see one for the real package name. 5612 if (ps == null) { 5613 ps = mSettings.peekPackageLPr(pkg.packageName); 5614 } 5615 // Check to see if this package could be hiding/updating a system 5616 // package. Must look for it either under the original or real 5617 // package name depending on our state. 5618 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5619 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5620 } 5621 boolean updatedPkgBetter = false; 5622 // First check if this is a system package that may involve an update 5623 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5624 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5625 // it needs to drop FLAG_PRIVILEGED. 5626 if (locationIsPrivileged(scanFile)) { 5627 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5628 } else { 5629 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5630 } 5631 5632 if (ps != null && !ps.codePath.equals(scanFile)) { 5633 // The path has changed from what was last scanned... check the 5634 // version of the new path against what we have stored to determine 5635 // what to do. 5636 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5637 if (pkg.mVersionCode <= ps.versionCode) { 5638 // The system package has been updated and the code path does not match 5639 // Ignore entry. Skip it. 5640 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5641 + " ignored: updated version " + ps.versionCode 5642 + " better than this " + pkg.mVersionCode); 5643 if (!updatedPkg.codePath.equals(scanFile)) { 5644 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5645 + ps.name + " changing from " + updatedPkg.codePathString 5646 + " to " + scanFile); 5647 updatedPkg.codePath = scanFile; 5648 updatedPkg.codePathString = scanFile.toString(); 5649 updatedPkg.resourcePath = scanFile; 5650 updatedPkg.resourcePathString = scanFile.toString(); 5651 } 5652 updatedPkg.pkg = pkg; 5653 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5654 } else { 5655 // The current app on the system partition is better than 5656 // what we have updated to on the data partition; switch 5657 // back to the system partition version. 5658 // At this point, its safely assumed that package installation for 5659 // apps in system partition will go through. If not there won't be a working 5660 // version of the app 5661 // writer 5662 synchronized (mPackages) { 5663 // Just remove the loaded entries from package lists. 5664 mPackages.remove(ps.name); 5665 } 5666 5667 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5668 + " reverting from " + ps.codePathString 5669 + ": new version " + pkg.mVersionCode 5670 + " better than installed " + ps.versionCode); 5671 5672 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5673 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5674 synchronized (mInstallLock) { 5675 args.cleanUpResourcesLI(); 5676 } 5677 synchronized (mPackages) { 5678 mSettings.enableSystemPackageLPw(ps.name); 5679 } 5680 updatedPkgBetter = true; 5681 } 5682 } 5683 } 5684 5685 if (updatedPkg != null) { 5686 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5687 // initially 5688 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5689 5690 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5691 // flag set initially 5692 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5693 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5694 } 5695 } 5696 5697 // Verify certificates against what was last scanned 5698 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5699 5700 /* 5701 * A new system app appeared, but we already had a non-system one of the 5702 * same name installed earlier. 5703 */ 5704 boolean shouldHideSystemApp = false; 5705 if (updatedPkg == null && ps != null 5706 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5707 /* 5708 * Check to make sure the signatures match first. If they don't, 5709 * wipe the installed application and its data. 5710 */ 5711 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5712 != PackageManager.SIGNATURE_MATCH) { 5713 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5714 + " signatures don't match existing userdata copy; removing"); 5715 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5716 ps = null; 5717 } else { 5718 /* 5719 * If the newly-added system app is an older version than the 5720 * already installed version, hide it. It will be scanned later 5721 * and re-added like an update. 5722 */ 5723 if (pkg.mVersionCode <= ps.versionCode) { 5724 shouldHideSystemApp = true; 5725 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5726 + " but new version " + pkg.mVersionCode + " better than installed " 5727 + ps.versionCode + "; hiding system"); 5728 } else { 5729 /* 5730 * The newly found system app is a newer version that the 5731 * one previously installed. Simply remove the 5732 * already-installed application and replace it with our own 5733 * while keeping the application data. 5734 */ 5735 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5736 + " reverting from " + ps.codePathString + ": new version " 5737 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5738 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5739 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5740 synchronized (mInstallLock) { 5741 args.cleanUpResourcesLI(); 5742 } 5743 } 5744 } 5745 } 5746 5747 // The apk is forward locked (not public) if its code and resources 5748 // are kept in different files. (except for app in either system or 5749 // vendor path). 5750 // TODO grab this value from PackageSettings 5751 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5752 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5753 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5754 } 5755 } 5756 5757 // TODO: extend to support forward-locked splits 5758 String resourcePath = null; 5759 String baseResourcePath = null; 5760 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5761 if (ps != null && ps.resourcePathString != null) { 5762 resourcePath = ps.resourcePathString; 5763 baseResourcePath = ps.resourcePathString; 5764 } else { 5765 // Should not happen at all. Just log an error. 5766 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5767 } 5768 } else { 5769 resourcePath = pkg.codePath; 5770 baseResourcePath = pkg.baseCodePath; 5771 } 5772 5773 // Set application objects path explicitly. 5774 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5775 pkg.applicationInfo.setCodePath(pkg.codePath); 5776 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5777 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5778 pkg.applicationInfo.setResourcePath(resourcePath); 5779 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5780 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5781 5782 // Note that we invoke the following method only if we are about to unpack an application 5783 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5784 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5785 5786 /* 5787 * If the system app should be overridden by a previously installed 5788 * data, hide the system app now and let the /data/app scan pick it up 5789 * again. 5790 */ 5791 if (shouldHideSystemApp) { 5792 synchronized (mPackages) { 5793 /* 5794 * We have to grant systems permissions before we hide, because 5795 * grantPermissions will assume the package update is trying to 5796 * expand its permissions. 5797 */ 5798 grantPermissionsLPw(pkg, true, pkg.packageName); 5799 mSettings.disableSystemPackageLPw(pkg.packageName); 5800 } 5801 } 5802 5803 return scannedPkg; 5804 } 5805 5806 private static String fixProcessName(String defProcessName, 5807 String processName, int uid) { 5808 if (processName == null) { 5809 return defProcessName; 5810 } 5811 return processName; 5812 } 5813 5814 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5815 throws PackageManagerException { 5816 if (pkgSetting.signatures.mSignatures != null) { 5817 // Already existing package. Make sure signatures match 5818 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5819 == PackageManager.SIGNATURE_MATCH; 5820 if (!match) { 5821 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5822 == PackageManager.SIGNATURE_MATCH; 5823 } 5824 if (!match) { 5825 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5826 == PackageManager.SIGNATURE_MATCH; 5827 } 5828 if (!match) { 5829 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5830 + pkg.packageName + " signatures do not match the " 5831 + "previously installed version; ignoring!"); 5832 } 5833 } 5834 5835 // Check for shared user signatures 5836 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5837 // Already existing package. Make sure signatures match 5838 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5839 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5840 if (!match) { 5841 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5842 == PackageManager.SIGNATURE_MATCH; 5843 } 5844 if (!match) { 5845 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5846 == PackageManager.SIGNATURE_MATCH; 5847 } 5848 if (!match) { 5849 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5850 "Package " + pkg.packageName 5851 + " has no signatures that match those in shared user " 5852 + pkgSetting.sharedUser.name + "; ignoring!"); 5853 } 5854 } 5855 } 5856 5857 /** 5858 * Enforces that only the system UID or root's UID can call a method exposed 5859 * via Binder. 5860 * 5861 * @param message used as message if SecurityException is thrown 5862 * @throws SecurityException if the caller is not system or root 5863 */ 5864 private static final void enforceSystemOrRoot(String message) { 5865 final int uid = Binder.getCallingUid(); 5866 if (uid != Process.SYSTEM_UID && uid != 0) { 5867 throw new SecurityException(message); 5868 } 5869 } 5870 5871 @Override 5872 public void performBootDexOpt() { 5873 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5874 5875 // Before everything else, see whether we need to fstrim. 5876 try { 5877 IMountService ms = PackageHelper.getMountService(); 5878 if (ms != null) { 5879 final boolean isUpgrade = isUpgrade(); 5880 boolean doTrim = isUpgrade; 5881 if (doTrim) { 5882 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5883 } else { 5884 final long interval = android.provider.Settings.Global.getLong( 5885 mContext.getContentResolver(), 5886 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5887 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5888 if (interval > 0) { 5889 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5890 if (timeSinceLast > interval) { 5891 doTrim = true; 5892 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5893 + "; running immediately"); 5894 } 5895 } 5896 } 5897 if (doTrim) { 5898 if (!isFirstBoot()) { 5899 try { 5900 ActivityManagerNative.getDefault().showBootMessage( 5901 mContext.getResources().getString( 5902 R.string.android_upgrading_fstrim), true); 5903 } catch (RemoteException e) { 5904 } 5905 } 5906 ms.runMaintenance(); 5907 } 5908 } else { 5909 Slog.e(TAG, "Mount service unavailable!"); 5910 } 5911 } catch (RemoteException e) { 5912 // Can't happen; MountService is local 5913 } 5914 5915 final ArraySet<PackageParser.Package> pkgs; 5916 synchronized (mPackages) { 5917 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5918 } 5919 5920 if (pkgs != null) { 5921 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5922 // in case the device runs out of space. 5923 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5924 // Give priority to core apps. 5925 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5926 PackageParser.Package pkg = it.next(); 5927 if (pkg.coreApp) { 5928 if (DEBUG_DEXOPT) { 5929 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5930 } 5931 sortedPkgs.add(pkg); 5932 it.remove(); 5933 } 5934 } 5935 // Give priority to system apps that listen for pre boot complete. 5936 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5937 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5938 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5939 PackageParser.Package pkg = it.next(); 5940 if (pkgNames.contains(pkg.packageName)) { 5941 if (DEBUG_DEXOPT) { 5942 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5943 } 5944 sortedPkgs.add(pkg); 5945 it.remove(); 5946 } 5947 } 5948 // Give priority to system apps. 5949 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5950 PackageParser.Package pkg = it.next(); 5951 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5952 if (DEBUG_DEXOPT) { 5953 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5954 } 5955 sortedPkgs.add(pkg); 5956 it.remove(); 5957 } 5958 } 5959 // Give priority to updated system apps. 5960 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5961 PackageParser.Package pkg = it.next(); 5962 if (pkg.isUpdatedSystemApp()) { 5963 if (DEBUG_DEXOPT) { 5964 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5965 } 5966 sortedPkgs.add(pkg); 5967 it.remove(); 5968 } 5969 } 5970 // Give priority to apps that listen for boot complete. 5971 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5972 pkgNames = getPackageNamesForIntent(intent); 5973 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5974 PackageParser.Package pkg = it.next(); 5975 if (pkgNames.contains(pkg.packageName)) { 5976 if (DEBUG_DEXOPT) { 5977 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5978 } 5979 sortedPkgs.add(pkg); 5980 it.remove(); 5981 } 5982 } 5983 // Filter out packages that aren't recently used. 5984 filterRecentlyUsedApps(pkgs); 5985 // Add all remaining apps. 5986 for (PackageParser.Package pkg : pkgs) { 5987 if (DEBUG_DEXOPT) { 5988 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5989 } 5990 sortedPkgs.add(pkg); 5991 } 5992 5993 // If we want to be lazy, filter everything that wasn't recently used. 5994 if (mLazyDexOpt) { 5995 filterRecentlyUsedApps(sortedPkgs); 5996 } 5997 5998 int i = 0; 5999 int total = sortedPkgs.size(); 6000 File dataDir = Environment.getDataDirectory(); 6001 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6002 if (lowThreshold == 0) { 6003 throw new IllegalStateException("Invalid low memory threshold"); 6004 } 6005 for (PackageParser.Package pkg : sortedPkgs) { 6006 long usableSpace = dataDir.getUsableSpace(); 6007 if (usableSpace < lowThreshold) { 6008 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6009 break; 6010 } 6011 performBootDexOpt(pkg, ++i, total); 6012 } 6013 } 6014 } 6015 6016 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6017 // Filter out packages that aren't recently used. 6018 // 6019 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6020 // should do a full dexopt. 6021 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6022 int total = pkgs.size(); 6023 int skipped = 0; 6024 long now = System.currentTimeMillis(); 6025 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6026 PackageParser.Package pkg = i.next(); 6027 long then = pkg.mLastPackageUsageTimeInMills; 6028 if (then + mDexOptLRUThresholdInMills < now) { 6029 if (DEBUG_DEXOPT) { 6030 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6031 ((then == 0) ? "never" : new Date(then))); 6032 } 6033 i.remove(); 6034 skipped++; 6035 } 6036 } 6037 if (DEBUG_DEXOPT) { 6038 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6039 } 6040 } 6041 } 6042 6043 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6044 List<ResolveInfo> ris = null; 6045 try { 6046 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6047 intent, null, 0, UserHandle.USER_OWNER); 6048 } catch (RemoteException e) { 6049 } 6050 ArraySet<String> pkgNames = new ArraySet<String>(); 6051 if (ris != null) { 6052 for (ResolveInfo ri : ris) { 6053 pkgNames.add(ri.activityInfo.packageName); 6054 } 6055 } 6056 return pkgNames; 6057 } 6058 6059 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6060 if (DEBUG_DEXOPT) { 6061 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6062 } 6063 if (!isFirstBoot()) { 6064 try { 6065 ActivityManagerNative.getDefault().showBootMessage( 6066 mContext.getResources().getString(R.string.android_upgrading_apk, 6067 curr, total), true); 6068 } catch (RemoteException e) { 6069 } 6070 } 6071 PackageParser.Package p = pkg; 6072 synchronized (mInstallLock) { 6073 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6074 false /* force dex */, false /* defer */, true /* include dependencies */); 6075 } 6076 } 6077 6078 @Override 6079 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6080 return performDexOpt(packageName, instructionSet, false); 6081 } 6082 6083 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6084 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6085 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6086 if (!dexopt && !updateUsage) { 6087 // We aren't going to dexopt or update usage, so bail early. 6088 return false; 6089 } 6090 PackageParser.Package p; 6091 final String targetInstructionSet; 6092 synchronized (mPackages) { 6093 p = mPackages.get(packageName); 6094 if (p == null) { 6095 return false; 6096 } 6097 if (updateUsage) { 6098 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6099 } 6100 mPackageUsage.write(false); 6101 if (!dexopt) { 6102 // We aren't going to dexopt, so bail early. 6103 return false; 6104 } 6105 6106 targetInstructionSet = instructionSet != null ? instructionSet : 6107 getPrimaryInstructionSet(p.applicationInfo); 6108 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6109 return false; 6110 } 6111 } 6112 6113 synchronized (mInstallLock) { 6114 final String[] instructionSets = new String[] { targetInstructionSet }; 6115 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6116 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6117 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6118 } 6119 } 6120 6121 public ArraySet<String> getPackagesThatNeedDexOpt() { 6122 ArraySet<String> pkgs = null; 6123 synchronized (mPackages) { 6124 for (PackageParser.Package p : mPackages.values()) { 6125 if (DEBUG_DEXOPT) { 6126 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6127 } 6128 if (!p.mDexOptPerformed.isEmpty()) { 6129 continue; 6130 } 6131 if (pkgs == null) { 6132 pkgs = new ArraySet<String>(); 6133 } 6134 pkgs.add(p.packageName); 6135 } 6136 } 6137 return pkgs; 6138 } 6139 6140 public void shutdown() { 6141 mPackageUsage.write(true); 6142 } 6143 6144 @Override 6145 public void forceDexOpt(String packageName) { 6146 enforceSystemOrRoot("forceDexOpt"); 6147 6148 PackageParser.Package pkg; 6149 synchronized (mPackages) { 6150 pkg = mPackages.get(packageName); 6151 if (pkg == null) { 6152 throw new IllegalArgumentException("Missing package: " + packageName); 6153 } 6154 } 6155 6156 synchronized (mInstallLock) { 6157 final String[] instructionSets = new String[] { 6158 getPrimaryInstructionSet(pkg.applicationInfo) }; 6159 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6160 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6161 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6162 throw new IllegalStateException("Failed to dexopt: " + res); 6163 } 6164 } 6165 } 6166 6167 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6168 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6169 Slog.w(TAG, "Unable to update from " + oldPkg.name 6170 + " to " + newPkg.packageName 6171 + ": old package not in system partition"); 6172 return false; 6173 } else if (mPackages.get(oldPkg.name) != null) { 6174 Slog.w(TAG, "Unable to update from " + oldPkg.name 6175 + " to " + newPkg.packageName 6176 + ": old package still exists"); 6177 return false; 6178 } 6179 return true; 6180 } 6181 6182 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6183 int[] users = sUserManager.getUserIds(); 6184 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6185 if (res < 0) { 6186 return res; 6187 } 6188 for (int user : users) { 6189 if (user != 0) { 6190 res = mInstaller.createUserData(volumeUuid, packageName, 6191 UserHandle.getUid(user, uid), user, seinfo); 6192 if (res < 0) { 6193 return res; 6194 } 6195 } 6196 } 6197 return res; 6198 } 6199 6200 private int removeDataDirsLI(String volumeUuid, String packageName) { 6201 int[] users = sUserManager.getUserIds(); 6202 int res = 0; 6203 for (int user : users) { 6204 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6205 if (resInner < 0) { 6206 res = resInner; 6207 } 6208 } 6209 6210 return res; 6211 } 6212 6213 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6214 int[] users = sUserManager.getUserIds(); 6215 int res = 0; 6216 for (int user : users) { 6217 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6218 if (resInner < 0) { 6219 res = resInner; 6220 } 6221 } 6222 return res; 6223 } 6224 6225 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6226 PackageParser.Package changingLib) { 6227 if (file.path != null) { 6228 usesLibraryFiles.add(file.path); 6229 return; 6230 } 6231 PackageParser.Package p = mPackages.get(file.apk); 6232 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6233 // If we are doing this while in the middle of updating a library apk, 6234 // then we need to make sure to use that new apk for determining the 6235 // dependencies here. (We haven't yet finished committing the new apk 6236 // to the package manager state.) 6237 if (p == null || p.packageName.equals(changingLib.packageName)) { 6238 p = changingLib; 6239 } 6240 } 6241 if (p != null) { 6242 usesLibraryFiles.addAll(p.getAllCodePaths()); 6243 } 6244 } 6245 6246 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6247 PackageParser.Package changingLib) throws PackageManagerException { 6248 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6249 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6250 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6251 for (int i=0; i<N; i++) { 6252 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6253 if (file == null) { 6254 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6255 "Package " + pkg.packageName + " requires unavailable shared library " 6256 + pkg.usesLibraries.get(i) + "; failing!"); 6257 } 6258 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6259 } 6260 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6261 for (int i=0; i<N; i++) { 6262 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6263 if (file == null) { 6264 Slog.w(TAG, "Package " + pkg.packageName 6265 + " desires unavailable shared library " 6266 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6267 } else { 6268 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6269 } 6270 } 6271 N = usesLibraryFiles.size(); 6272 if (N > 0) { 6273 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6274 } else { 6275 pkg.usesLibraryFiles = null; 6276 } 6277 } 6278 } 6279 6280 private static boolean hasString(List<String> list, List<String> which) { 6281 if (list == null) { 6282 return false; 6283 } 6284 for (int i=list.size()-1; i>=0; i--) { 6285 for (int j=which.size()-1; j>=0; j--) { 6286 if (which.get(j).equals(list.get(i))) { 6287 return true; 6288 } 6289 } 6290 } 6291 return false; 6292 } 6293 6294 private void updateAllSharedLibrariesLPw() { 6295 for (PackageParser.Package pkg : mPackages.values()) { 6296 try { 6297 updateSharedLibrariesLPw(pkg, null); 6298 } catch (PackageManagerException e) { 6299 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6300 } 6301 } 6302 } 6303 6304 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6305 PackageParser.Package changingPkg) { 6306 ArrayList<PackageParser.Package> res = null; 6307 for (PackageParser.Package pkg : mPackages.values()) { 6308 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6309 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6310 if (res == null) { 6311 res = new ArrayList<PackageParser.Package>(); 6312 } 6313 res.add(pkg); 6314 try { 6315 updateSharedLibrariesLPw(pkg, changingPkg); 6316 } catch (PackageManagerException e) { 6317 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6318 } 6319 } 6320 } 6321 return res; 6322 } 6323 6324 /** 6325 * Derive the value of the {@code cpuAbiOverride} based on the provided 6326 * value and an optional stored value from the package settings. 6327 */ 6328 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6329 String cpuAbiOverride = null; 6330 6331 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6332 cpuAbiOverride = null; 6333 } else if (abiOverride != null) { 6334 cpuAbiOverride = abiOverride; 6335 } else if (settings != null) { 6336 cpuAbiOverride = settings.cpuAbiOverrideString; 6337 } 6338 6339 return cpuAbiOverride; 6340 } 6341 6342 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6343 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6344 boolean success = false; 6345 try { 6346 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6347 currentTime, user); 6348 success = true; 6349 return res; 6350 } finally { 6351 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6352 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6353 } 6354 } 6355 } 6356 6357 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6358 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6359 final File scanFile = new File(pkg.codePath); 6360 if (pkg.applicationInfo.getCodePath() == null || 6361 pkg.applicationInfo.getResourcePath() == null) { 6362 // Bail out. The resource and code paths haven't been set. 6363 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6364 "Code and resource paths haven't been set correctly"); 6365 } 6366 6367 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6368 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6369 } else { 6370 // Only allow system apps to be flagged as core apps. 6371 pkg.coreApp = false; 6372 } 6373 6374 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6375 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6376 } 6377 6378 if (mCustomResolverComponentName != null && 6379 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6380 setUpCustomResolverActivity(pkg); 6381 } 6382 6383 if (pkg.packageName.equals("android")) { 6384 synchronized (mPackages) { 6385 if (mAndroidApplication != null) { 6386 Slog.w(TAG, "*************************************************"); 6387 Slog.w(TAG, "Core android package being redefined. Skipping."); 6388 Slog.w(TAG, " file=" + scanFile); 6389 Slog.w(TAG, "*************************************************"); 6390 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6391 "Core android package being redefined. Skipping."); 6392 } 6393 6394 // Set up information for our fall-back user intent resolution activity. 6395 mPlatformPackage = pkg; 6396 pkg.mVersionCode = mSdkVersion; 6397 mAndroidApplication = pkg.applicationInfo; 6398 6399 if (!mResolverReplaced) { 6400 mResolveActivity.applicationInfo = mAndroidApplication; 6401 mResolveActivity.name = ResolverActivity.class.getName(); 6402 mResolveActivity.packageName = mAndroidApplication.packageName; 6403 mResolveActivity.processName = "system:ui"; 6404 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6405 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6406 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6407 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6408 mResolveActivity.exported = true; 6409 mResolveActivity.enabled = true; 6410 mResolveInfo.activityInfo = mResolveActivity; 6411 mResolveInfo.priority = 0; 6412 mResolveInfo.preferredOrder = 0; 6413 mResolveInfo.match = 0; 6414 mResolveComponentName = new ComponentName( 6415 mAndroidApplication.packageName, mResolveActivity.name); 6416 } 6417 } 6418 } 6419 6420 if (DEBUG_PACKAGE_SCANNING) { 6421 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6422 Log.d(TAG, "Scanning package " + pkg.packageName); 6423 } 6424 6425 if (mPackages.containsKey(pkg.packageName) 6426 || mSharedLibraries.containsKey(pkg.packageName)) { 6427 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6428 "Application package " + pkg.packageName 6429 + " already installed. Skipping duplicate."); 6430 } 6431 6432 // If we're only installing presumed-existing packages, require that the 6433 // scanned APK is both already known and at the path previously established 6434 // for it. Previously unknown packages we pick up normally, but if we have an 6435 // a priori expectation about this package's install presence, enforce it. 6436 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6437 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6438 if (known != null) { 6439 if (DEBUG_PACKAGE_SCANNING) { 6440 Log.d(TAG, "Examining " + pkg.codePath 6441 + " and requiring known paths " + known.codePathString 6442 + " & " + known.resourcePathString); 6443 } 6444 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6445 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6446 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6447 "Application package " + pkg.packageName 6448 + " found at " + pkg.applicationInfo.getCodePath() 6449 + " but expected at " + known.codePathString + "; ignoring."); 6450 } 6451 } 6452 } 6453 6454 // Initialize package source and resource directories 6455 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6456 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6457 6458 SharedUserSetting suid = null; 6459 PackageSetting pkgSetting = null; 6460 6461 if (!isSystemApp(pkg)) { 6462 // Only system apps can use these features. 6463 pkg.mOriginalPackages = null; 6464 pkg.mRealPackage = null; 6465 pkg.mAdoptPermissions = null; 6466 } 6467 6468 // writer 6469 synchronized (mPackages) { 6470 if (pkg.mSharedUserId != null) { 6471 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6472 if (suid == null) { 6473 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6474 "Creating application package " + pkg.packageName 6475 + " for shared user failed"); 6476 } 6477 if (DEBUG_PACKAGE_SCANNING) { 6478 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6479 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6480 + "): packages=" + suid.packages); 6481 } 6482 } 6483 6484 // Check if we are renaming from an original package name. 6485 PackageSetting origPackage = null; 6486 String realName = null; 6487 if (pkg.mOriginalPackages != null) { 6488 // This package may need to be renamed to a previously 6489 // installed name. Let's check on that... 6490 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6491 if (pkg.mOriginalPackages.contains(renamed)) { 6492 // This package had originally been installed as the 6493 // original name, and we have already taken care of 6494 // transitioning to the new one. Just update the new 6495 // one to continue using the old name. 6496 realName = pkg.mRealPackage; 6497 if (!pkg.packageName.equals(renamed)) { 6498 // Callers into this function may have already taken 6499 // care of renaming the package; only do it here if 6500 // it is not already done. 6501 pkg.setPackageName(renamed); 6502 } 6503 6504 } else { 6505 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6506 if ((origPackage = mSettings.peekPackageLPr( 6507 pkg.mOriginalPackages.get(i))) != null) { 6508 // We do have the package already installed under its 6509 // original name... should we use it? 6510 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6511 // New package is not compatible with original. 6512 origPackage = null; 6513 continue; 6514 } else if (origPackage.sharedUser != null) { 6515 // Make sure uid is compatible between packages. 6516 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6517 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6518 + " to " + pkg.packageName + ": old uid " 6519 + origPackage.sharedUser.name 6520 + " differs from " + pkg.mSharedUserId); 6521 origPackage = null; 6522 continue; 6523 } 6524 } else { 6525 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6526 + pkg.packageName + " to old name " + origPackage.name); 6527 } 6528 break; 6529 } 6530 } 6531 } 6532 } 6533 6534 if (mTransferedPackages.contains(pkg.packageName)) { 6535 Slog.w(TAG, "Package " + pkg.packageName 6536 + " was transferred to another, but its .apk remains"); 6537 } 6538 6539 // Just create the setting, don't add it yet. For already existing packages 6540 // the PkgSetting exists already and doesn't have to be created. 6541 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6542 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6543 pkg.applicationInfo.primaryCpuAbi, 6544 pkg.applicationInfo.secondaryCpuAbi, 6545 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6546 user, false); 6547 if (pkgSetting == null) { 6548 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6549 "Creating application package " + pkg.packageName + " failed"); 6550 } 6551 6552 if (pkgSetting.origPackage != null) { 6553 // If we are first transitioning from an original package, 6554 // fix up the new package's name now. We need to do this after 6555 // looking up the package under its new name, so getPackageLP 6556 // can take care of fiddling things correctly. 6557 pkg.setPackageName(origPackage.name); 6558 6559 // File a report about this. 6560 String msg = "New package " + pkgSetting.realName 6561 + " renamed to replace old package " + pkgSetting.name; 6562 reportSettingsProblem(Log.WARN, msg); 6563 6564 // Make a note of it. 6565 mTransferedPackages.add(origPackage.name); 6566 6567 // No longer need to retain this. 6568 pkgSetting.origPackage = null; 6569 } 6570 6571 if (realName != null) { 6572 // Make a note of it. 6573 mTransferedPackages.add(pkg.packageName); 6574 } 6575 6576 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6577 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6578 } 6579 6580 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6581 // Check all shared libraries and map to their actual file path. 6582 // We only do this here for apps not on a system dir, because those 6583 // are the only ones that can fail an install due to this. We 6584 // will take care of the system apps by updating all of their 6585 // library paths after the scan is done. 6586 updateSharedLibrariesLPw(pkg, null); 6587 } 6588 6589 if (mFoundPolicyFile) { 6590 SELinuxMMAC.assignSeinfoValue(pkg); 6591 } 6592 6593 pkg.applicationInfo.uid = pkgSetting.appId; 6594 pkg.mExtras = pkgSetting; 6595 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6596 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6597 // We just determined the app is signed correctly, so bring 6598 // over the latest parsed certs. 6599 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6600 } else { 6601 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6602 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6603 "Package " + pkg.packageName + " upgrade keys do not match the " 6604 + "previously installed version"); 6605 } else { 6606 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6607 String msg = "System package " + pkg.packageName 6608 + " signature changed; retaining data."; 6609 reportSettingsProblem(Log.WARN, msg); 6610 } 6611 } 6612 } else { 6613 try { 6614 verifySignaturesLP(pkgSetting, pkg); 6615 // We just determined the app is signed correctly, so bring 6616 // over the latest parsed certs. 6617 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6618 } catch (PackageManagerException e) { 6619 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6620 throw e; 6621 } 6622 // The signature has changed, but this package is in the system 6623 // image... let's recover! 6624 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6625 // However... if this package is part of a shared user, but it 6626 // doesn't match the signature of the shared user, let's fail. 6627 // What this means is that you can't change the signatures 6628 // associated with an overall shared user, which doesn't seem all 6629 // that unreasonable. 6630 if (pkgSetting.sharedUser != null) { 6631 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6632 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6633 throw new PackageManagerException( 6634 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6635 "Signature mismatch for shared user : " 6636 + pkgSetting.sharedUser); 6637 } 6638 } 6639 // File a report about this. 6640 String msg = "System package " + pkg.packageName 6641 + " signature changed; retaining data."; 6642 reportSettingsProblem(Log.WARN, msg); 6643 } 6644 } 6645 // Verify that this new package doesn't have any content providers 6646 // that conflict with existing packages. Only do this if the 6647 // package isn't already installed, since we don't want to break 6648 // things that are installed. 6649 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6650 final int N = pkg.providers.size(); 6651 int i; 6652 for (i=0; i<N; i++) { 6653 PackageParser.Provider p = pkg.providers.get(i); 6654 if (p.info.authority != null) { 6655 String names[] = p.info.authority.split(";"); 6656 for (int j = 0; j < names.length; j++) { 6657 if (mProvidersByAuthority.containsKey(names[j])) { 6658 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6659 final String otherPackageName = 6660 ((other != null && other.getComponentName() != null) ? 6661 other.getComponentName().getPackageName() : "?"); 6662 throw new PackageManagerException( 6663 INSTALL_FAILED_CONFLICTING_PROVIDER, 6664 "Can't install because provider name " + names[j] 6665 + " (in package " + pkg.applicationInfo.packageName 6666 + ") is already used by " + otherPackageName); 6667 } 6668 } 6669 } 6670 } 6671 } 6672 6673 if (pkg.mAdoptPermissions != null) { 6674 // This package wants to adopt ownership of permissions from 6675 // another package. 6676 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6677 final String origName = pkg.mAdoptPermissions.get(i); 6678 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6679 if (orig != null) { 6680 if (verifyPackageUpdateLPr(orig, pkg)) { 6681 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6682 + pkg.packageName); 6683 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6684 } 6685 } 6686 } 6687 } 6688 } 6689 6690 final String pkgName = pkg.packageName; 6691 6692 final long scanFileTime = scanFile.lastModified(); 6693 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6694 pkg.applicationInfo.processName = fixProcessName( 6695 pkg.applicationInfo.packageName, 6696 pkg.applicationInfo.processName, 6697 pkg.applicationInfo.uid); 6698 6699 File dataPath; 6700 if (mPlatformPackage == pkg) { 6701 // The system package is special. 6702 dataPath = new File(Environment.getDataDirectory(), "system"); 6703 6704 pkg.applicationInfo.dataDir = dataPath.getPath(); 6705 6706 } else { 6707 // This is a normal package, need to make its data directory. 6708 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6709 UserHandle.USER_OWNER, pkg.packageName); 6710 6711 boolean uidError = false; 6712 if (dataPath.exists()) { 6713 int currentUid = 0; 6714 try { 6715 StructStat stat = Os.stat(dataPath.getPath()); 6716 currentUid = stat.st_uid; 6717 } catch (ErrnoException e) { 6718 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6719 } 6720 6721 // If we have mismatched owners for the data path, we have a problem. 6722 if (currentUid != pkg.applicationInfo.uid) { 6723 boolean recovered = false; 6724 if (currentUid == 0) { 6725 // The directory somehow became owned by root. Wow. 6726 // This is probably because the system was stopped while 6727 // installd was in the middle of messing with its libs 6728 // directory. Ask installd to fix that. 6729 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6730 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6731 if (ret >= 0) { 6732 recovered = true; 6733 String msg = "Package " + pkg.packageName 6734 + " unexpectedly changed to uid 0; recovered to " + 6735 + pkg.applicationInfo.uid; 6736 reportSettingsProblem(Log.WARN, msg); 6737 } 6738 } 6739 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6740 || (scanFlags&SCAN_BOOTING) != 0)) { 6741 // If this is a system app, we can at least delete its 6742 // current data so the application will still work. 6743 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6744 if (ret >= 0) { 6745 // TODO: Kill the processes first 6746 // Old data gone! 6747 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6748 ? "System package " : "Third party package "; 6749 String msg = prefix + pkg.packageName 6750 + " has changed from uid: " 6751 + currentUid + " to " 6752 + pkg.applicationInfo.uid + "; old data erased"; 6753 reportSettingsProblem(Log.WARN, msg); 6754 recovered = true; 6755 6756 // And now re-install the app. 6757 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6758 pkg.applicationInfo.seinfo); 6759 if (ret == -1) { 6760 // Ack should not happen! 6761 msg = prefix + pkg.packageName 6762 + " could not have data directory re-created after delete."; 6763 reportSettingsProblem(Log.WARN, msg); 6764 throw new PackageManagerException( 6765 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6766 } 6767 } 6768 if (!recovered) { 6769 mHasSystemUidErrors = true; 6770 } 6771 } else if (!recovered) { 6772 // If we allow this install to proceed, we will be broken. 6773 // Abort, abort! 6774 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6775 "scanPackageLI"); 6776 } 6777 if (!recovered) { 6778 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6779 + pkg.applicationInfo.uid + "/fs_" 6780 + currentUid; 6781 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6782 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6783 String msg = "Package " + pkg.packageName 6784 + " has mismatched uid: " 6785 + currentUid + " on disk, " 6786 + pkg.applicationInfo.uid + " in settings"; 6787 // writer 6788 synchronized (mPackages) { 6789 mSettings.mReadMessages.append(msg); 6790 mSettings.mReadMessages.append('\n'); 6791 uidError = true; 6792 if (!pkgSetting.uidError) { 6793 reportSettingsProblem(Log.ERROR, msg); 6794 } 6795 } 6796 } 6797 } 6798 pkg.applicationInfo.dataDir = dataPath.getPath(); 6799 if (mShouldRestoreconData) { 6800 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6801 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6802 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6803 } 6804 } else { 6805 if (DEBUG_PACKAGE_SCANNING) { 6806 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6807 Log.v(TAG, "Want this data dir: " + dataPath); 6808 } 6809 //invoke installer to do the actual installation 6810 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6811 pkg.applicationInfo.seinfo); 6812 if (ret < 0) { 6813 // Error from installer 6814 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6815 "Unable to create data dirs [errorCode=" + ret + "]"); 6816 } 6817 6818 if (dataPath.exists()) { 6819 pkg.applicationInfo.dataDir = dataPath.getPath(); 6820 } else { 6821 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6822 pkg.applicationInfo.dataDir = null; 6823 } 6824 } 6825 6826 pkgSetting.uidError = uidError; 6827 } 6828 6829 final String path = scanFile.getPath(); 6830 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6831 6832 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6833 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6834 6835 // Some system apps still use directory structure for native libraries 6836 // in which case we might end up not detecting abi solely based on apk 6837 // structure. Try to detect abi based on directory structure. 6838 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6839 pkg.applicationInfo.primaryCpuAbi == null) { 6840 setBundledAppAbisAndRoots(pkg, pkgSetting); 6841 setNativeLibraryPaths(pkg); 6842 } 6843 6844 } else { 6845 if ((scanFlags & SCAN_MOVE) != 0) { 6846 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6847 // but we already have this packages package info in the PackageSetting. We just 6848 // use that and derive the native library path based on the new codepath. 6849 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6850 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6851 } 6852 6853 // Set native library paths again. For moves, the path will be updated based on the 6854 // ABIs we've determined above. For non-moves, the path will be updated based on the 6855 // ABIs we determined during compilation, but the path will depend on the final 6856 // package path (after the rename away from the stage path). 6857 setNativeLibraryPaths(pkg); 6858 } 6859 6860 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6861 final int[] userIds = sUserManager.getUserIds(); 6862 synchronized (mInstallLock) { 6863 // Make sure all user data directories are ready to roll; we're okay 6864 // if they already exist 6865 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6866 for (int userId : userIds) { 6867 if (userId != 0) { 6868 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6869 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6870 pkg.applicationInfo.seinfo); 6871 } 6872 } 6873 } 6874 6875 // Create a native library symlink only if we have native libraries 6876 // and if the native libraries are 32 bit libraries. We do not provide 6877 // this symlink for 64 bit libraries. 6878 if (pkg.applicationInfo.primaryCpuAbi != null && 6879 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6880 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6881 for (int userId : userIds) { 6882 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6883 nativeLibPath, userId) < 0) { 6884 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6885 "Failed linking native library dir (user=" + userId + ")"); 6886 } 6887 } 6888 } 6889 } 6890 6891 // This is a special case for the "system" package, where the ABI is 6892 // dictated by the zygote configuration (and init.rc). We should keep track 6893 // of this ABI so that we can deal with "normal" applications that run under 6894 // the same UID correctly. 6895 if (mPlatformPackage == pkg) { 6896 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6897 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6898 } 6899 6900 // If there's a mismatch between the abi-override in the package setting 6901 // and the abiOverride specified for the install. Warn about this because we 6902 // would've already compiled the app without taking the package setting into 6903 // account. 6904 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6905 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6906 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6907 " for package: " + pkg.packageName); 6908 } 6909 } 6910 6911 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6912 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6913 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6914 6915 // Copy the derived override back to the parsed package, so that we can 6916 // update the package settings accordingly. 6917 pkg.cpuAbiOverride = cpuAbiOverride; 6918 6919 if (DEBUG_ABI_SELECTION) { 6920 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6921 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6922 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6923 } 6924 6925 // Push the derived path down into PackageSettings so we know what to 6926 // clean up at uninstall time. 6927 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6928 6929 if (DEBUG_ABI_SELECTION) { 6930 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6931 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6932 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6933 } 6934 6935 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6936 // We don't do this here during boot because we can do it all 6937 // at once after scanning all existing packages. 6938 // 6939 // We also do this *before* we perform dexopt on this package, so that 6940 // we can avoid redundant dexopts, and also to make sure we've got the 6941 // code and package path correct. 6942 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6943 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6944 } 6945 6946 if ((scanFlags & SCAN_NO_DEX) == 0) { 6947 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6948 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6949 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6950 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6951 } 6952 } 6953 if (mFactoryTest && pkg.requestedPermissions.contains( 6954 android.Manifest.permission.FACTORY_TEST)) { 6955 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6956 } 6957 6958 ArrayList<PackageParser.Package> clientLibPkgs = null; 6959 6960 // writer 6961 synchronized (mPackages) { 6962 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6963 // Only system apps can add new shared libraries. 6964 if (pkg.libraryNames != null) { 6965 for (int i=0; i<pkg.libraryNames.size(); i++) { 6966 String name = pkg.libraryNames.get(i); 6967 boolean allowed = false; 6968 if (pkg.isUpdatedSystemApp()) { 6969 // New library entries can only be added through the 6970 // system image. This is important to get rid of a lot 6971 // of nasty edge cases: for example if we allowed a non- 6972 // system update of the app to add a library, then uninstalling 6973 // the update would make the library go away, and assumptions 6974 // we made such as through app install filtering would now 6975 // have allowed apps on the device which aren't compatible 6976 // with it. Better to just have the restriction here, be 6977 // conservative, and create many fewer cases that can negatively 6978 // impact the user experience. 6979 final PackageSetting sysPs = mSettings 6980 .getDisabledSystemPkgLPr(pkg.packageName); 6981 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6982 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6983 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6984 allowed = true; 6985 allowed = true; 6986 break; 6987 } 6988 } 6989 } 6990 } else { 6991 allowed = true; 6992 } 6993 if (allowed) { 6994 if (!mSharedLibraries.containsKey(name)) { 6995 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6996 } else if (!name.equals(pkg.packageName)) { 6997 Slog.w(TAG, "Package " + pkg.packageName + " library " 6998 + name + " already exists; skipping"); 6999 } 7000 } else { 7001 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7002 + name + " that is not declared on system image; skipping"); 7003 } 7004 } 7005 if ((scanFlags&SCAN_BOOTING) == 0) { 7006 // If we are not booting, we need to update any applications 7007 // that are clients of our shared library. If we are booting, 7008 // this will all be done once the scan is complete. 7009 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7010 } 7011 } 7012 } 7013 } 7014 7015 // We also need to dexopt any apps that are dependent on this library. Note that 7016 // if these fail, we should abort the install since installing the library will 7017 // result in some apps being broken. 7018 if (clientLibPkgs != null) { 7019 if ((scanFlags & SCAN_NO_DEX) == 0) { 7020 for (int i = 0; i < clientLibPkgs.size(); i++) { 7021 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7022 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7023 null /* instruction sets */, forceDex, 7024 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7025 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7026 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7027 "scanPackageLI failed to dexopt clientLibPkgs"); 7028 } 7029 } 7030 } 7031 } 7032 7033 // Also need to kill any apps that are dependent on the library. 7034 if (clientLibPkgs != null) { 7035 for (int i=0; i<clientLibPkgs.size(); i++) { 7036 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7037 killApplication(clientPkg.applicationInfo.packageName, 7038 clientPkg.applicationInfo.uid, "update lib"); 7039 } 7040 } 7041 7042 // Make sure we're not adding any bogus keyset info 7043 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7044 ksms.assertScannedPackageValid(pkg); 7045 7046 // writer 7047 synchronized (mPackages) { 7048 // We don't expect installation to fail beyond this point 7049 7050 // Add the new setting to mSettings 7051 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7052 // Add the new setting to mPackages 7053 mPackages.put(pkg.applicationInfo.packageName, pkg); 7054 // Make sure we don't accidentally delete its data. 7055 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7056 while (iter.hasNext()) { 7057 PackageCleanItem item = iter.next(); 7058 if (pkgName.equals(item.packageName)) { 7059 iter.remove(); 7060 } 7061 } 7062 7063 // Take care of first install / last update times. 7064 if (currentTime != 0) { 7065 if (pkgSetting.firstInstallTime == 0) { 7066 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7067 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7068 pkgSetting.lastUpdateTime = currentTime; 7069 } 7070 } else if (pkgSetting.firstInstallTime == 0) { 7071 // We need *something*. Take time time stamp of the file. 7072 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7073 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7074 if (scanFileTime != pkgSetting.timeStamp) { 7075 // A package on the system image has changed; consider this 7076 // to be an update. 7077 pkgSetting.lastUpdateTime = scanFileTime; 7078 } 7079 } 7080 7081 // Add the package's KeySets to the global KeySetManagerService 7082 ksms.addScannedPackageLPw(pkg); 7083 7084 int N = pkg.providers.size(); 7085 StringBuilder r = null; 7086 int i; 7087 for (i=0; i<N; i++) { 7088 PackageParser.Provider p = pkg.providers.get(i); 7089 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7090 p.info.processName, pkg.applicationInfo.uid); 7091 mProviders.addProvider(p); 7092 p.syncable = p.info.isSyncable; 7093 if (p.info.authority != null) { 7094 String names[] = p.info.authority.split(";"); 7095 p.info.authority = null; 7096 for (int j = 0; j < names.length; j++) { 7097 if (j == 1 && p.syncable) { 7098 // We only want the first authority for a provider to possibly be 7099 // syncable, so if we already added this provider using a different 7100 // authority clear the syncable flag. We copy the provider before 7101 // changing it because the mProviders object contains a reference 7102 // to a provider that we don't want to change. 7103 // Only do this for the second authority since the resulting provider 7104 // object can be the same for all future authorities for this provider. 7105 p = new PackageParser.Provider(p); 7106 p.syncable = false; 7107 } 7108 if (!mProvidersByAuthority.containsKey(names[j])) { 7109 mProvidersByAuthority.put(names[j], p); 7110 if (p.info.authority == null) { 7111 p.info.authority = names[j]; 7112 } else { 7113 p.info.authority = p.info.authority + ";" + names[j]; 7114 } 7115 if (DEBUG_PACKAGE_SCANNING) { 7116 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7117 Log.d(TAG, "Registered content provider: " + names[j] 7118 + ", className = " + p.info.name + ", isSyncable = " 7119 + p.info.isSyncable); 7120 } 7121 } else { 7122 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7123 Slog.w(TAG, "Skipping provider name " + names[j] + 7124 " (in package " + pkg.applicationInfo.packageName + 7125 "): name already used by " 7126 + ((other != null && other.getComponentName() != null) 7127 ? other.getComponentName().getPackageName() : "?")); 7128 } 7129 } 7130 } 7131 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7132 if (r == null) { 7133 r = new StringBuilder(256); 7134 } else { 7135 r.append(' '); 7136 } 7137 r.append(p.info.name); 7138 } 7139 } 7140 if (r != null) { 7141 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7142 } 7143 7144 N = pkg.services.size(); 7145 r = null; 7146 for (i=0; i<N; i++) { 7147 PackageParser.Service s = pkg.services.get(i); 7148 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7149 s.info.processName, pkg.applicationInfo.uid); 7150 mServices.addService(s); 7151 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7152 if (r == null) { 7153 r = new StringBuilder(256); 7154 } else { 7155 r.append(' '); 7156 } 7157 r.append(s.info.name); 7158 } 7159 } 7160 if (r != null) { 7161 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7162 } 7163 7164 N = pkg.receivers.size(); 7165 r = null; 7166 for (i=0; i<N; i++) { 7167 PackageParser.Activity a = pkg.receivers.get(i); 7168 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7169 a.info.processName, pkg.applicationInfo.uid); 7170 mReceivers.addActivity(a, "receiver"); 7171 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7172 if (r == null) { 7173 r = new StringBuilder(256); 7174 } else { 7175 r.append(' '); 7176 } 7177 r.append(a.info.name); 7178 } 7179 } 7180 if (r != null) { 7181 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7182 } 7183 7184 N = pkg.activities.size(); 7185 r = null; 7186 for (i=0; i<N; i++) { 7187 PackageParser.Activity a = pkg.activities.get(i); 7188 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7189 a.info.processName, pkg.applicationInfo.uid); 7190 mActivities.addActivity(a, "activity"); 7191 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7192 if (r == null) { 7193 r = new StringBuilder(256); 7194 } else { 7195 r.append(' '); 7196 } 7197 r.append(a.info.name); 7198 } 7199 } 7200 if (r != null) { 7201 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7202 } 7203 7204 N = pkg.permissionGroups.size(); 7205 r = null; 7206 for (i=0; i<N; i++) { 7207 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7208 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7209 if (cur == null) { 7210 mPermissionGroups.put(pg.info.name, pg); 7211 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7212 if (r == null) { 7213 r = new StringBuilder(256); 7214 } else { 7215 r.append(' '); 7216 } 7217 r.append(pg.info.name); 7218 } 7219 } else { 7220 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7221 + pg.info.packageName + " ignored: original from " 7222 + cur.info.packageName); 7223 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7224 if (r == null) { 7225 r = new StringBuilder(256); 7226 } else { 7227 r.append(' '); 7228 } 7229 r.append("DUP:"); 7230 r.append(pg.info.name); 7231 } 7232 } 7233 } 7234 if (r != null) { 7235 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7236 } 7237 7238 N = pkg.permissions.size(); 7239 r = null; 7240 for (i=0; i<N; i++) { 7241 PackageParser.Permission p = pkg.permissions.get(i); 7242 7243 // Now that permission groups have a special meaning, we ignore permission 7244 // groups for legacy apps to prevent unexpected behavior. In particular, 7245 // permissions for one app being granted to someone just becuase they happen 7246 // to be in a group defined by another app (before this had no implications). 7247 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7248 p.group = mPermissionGroups.get(p.info.group); 7249 // Warn for a permission in an unknown group. 7250 if (p.info.group != null && p.group == null) { 7251 Slog.w(TAG, "Permission " + p.info.name + " from package " 7252 + p.info.packageName + " in an unknown group " + p.info.group); 7253 } 7254 } 7255 7256 ArrayMap<String, BasePermission> permissionMap = 7257 p.tree ? mSettings.mPermissionTrees 7258 : mSettings.mPermissions; 7259 BasePermission bp = permissionMap.get(p.info.name); 7260 7261 // Allow system apps to redefine non-system permissions 7262 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7263 final boolean currentOwnerIsSystem = (bp.perm != null 7264 && isSystemApp(bp.perm.owner)); 7265 if (isSystemApp(p.owner)) { 7266 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7267 // It's a built-in permission and no owner, take ownership now 7268 bp.packageSetting = pkgSetting; 7269 bp.perm = p; 7270 bp.uid = pkg.applicationInfo.uid; 7271 bp.sourcePackage = p.info.packageName; 7272 } else if (!currentOwnerIsSystem) { 7273 String msg = "New decl " + p.owner + " of permission " 7274 + p.info.name + " is system; overriding " + bp.sourcePackage; 7275 reportSettingsProblem(Log.WARN, msg); 7276 bp = null; 7277 } 7278 } 7279 } 7280 7281 if (bp == null) { 7282 bp = new BasePermission(p.info.name, p.info.packageName, 7283 BasePermission.TYPE_NORMAL); 7284 permissionMap.put(p.info.name, bp); 7285 } 7286 7287 if (bp.perm == null) { 7288 if (bp.sourcePackage == null 7289 || bp.sourcePackage.equals(p.info.packageName)) { 7290 BasePermission tree = findPermissionTreeLP(p.info.name); 7291 if (tree == null 7292 || tree.sourcePackage.equals(p.info.packageName)) { 7293 bp.packageSetting = pkgSetting; 7294 bp.perm = p; 7295 bp.uid = pkg.applicationInfo.uid; 7296 bp.sourcePackage = p.info.packageName; 7297 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7298 if (r == null) { 7299 r = new StringBuilder(256); 7300 } else { 7301 r.append(' '); 7302 } 7303 r.append(p.info.name); 7304 } 7305 } else { 7306 Slog.w(TAG, "Permission " + p.info.name + " from package " 7307 + p.info.packageName + " ignored: base tree " 7308 + tree.name + " is from package " 7309 + tree.sourcePackage); 7310 } 7311 } else { 7312 Slog.w(TAG, "Permission " + p.info.name + " from package " 7313 + p.info.packageName + " ignored: original from " 7314 + bp.sourcePackage); 7315 } 7316 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7317 if (r == null) { 7318 r = new StringBuilder(256); 7319 } else { 7320 r.append(' '); 7321 } 7322 r.append("DUP:"); 7323 r.append(p.info.name); 7324 } 7325 if (bp.perm == p) { 7326 bp.protectionLevel = p.info.protectionLevel; 7327 } 7328 } 7329 7330 if (r != null) { 7331 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7332 } 7333 7334 N = pkg.instrumentation.size(); 7335 r = null; 7336 for (i=0; i<N; i++) { 7337 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7338 a.info.packageName = pkg.applicationInfo.packageName; 7339 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7340 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7341 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7342 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7343 a.info.dataDir = pkg.applicationInfo.dataDir; 7344 7345 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7346 // need other information about the application, like the ABI and what not ? 7347 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7348 mInstrumentation.put(a.getComponentName(), a); 7349 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7350 if (r == null) { 7351 r = new StringBuilder(256); 7352 } else { 7353 r.append(' '); 7354 } 7355 r.append(a.info.name); 7356 } 7357 } 7358 if (r != null) { 7359 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7360 } 7361 7362 if (pkg.protectedBroadcasts != null) { 7363 N = pkg.protectedBroadcasts.size(); 7364 for (i=0; i<N; i++) { 7365 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7366 } 7367 } 7368 7369 pkgSetting.setTimeStamp(scanFileTime); 7370 7371 // Create idmap files for pairs of (packages, overlay packages). 7372 // Note: "android", ie framework-res.apk, is handled by native layers. 7373 if (pkg.mOverlayTarget != null) { 7374 // This is an overlay package. 7375 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7376 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7377 mOverlays.put(pkg.mOverlayTarget, 7378 new ArrayMap<String, PackageParser.Package>()); 7379 } 7380 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7381 map.put(pkg.packageName, pkg); 7382 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7383 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7384 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7385 "scanPackageLI failed to createIdmap"); 7386 } 7387 } 7388 } else if (mOverlays.containsKey(pkg.packageName) && 7389 !pkg.packageName.equals("android")) { 7390 // This is a regular package, with one or more known overlay packages. 7391 createIdmapsForPackageLI(pkg); 7392 } 7393 } 7394 7395 return pkg; 7396 } 7397 7398 /** 7399 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7400 * is derived purely on the basis of the contents of {@code scanFile} and 7401 * {@code cpuAbiOverride}. 7402 * 7403 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7404 */ 7405 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7406 String cpuAbiOverride, boolean extractLibs) 7407 throws PackageManagerException { 7408 // TODO: We can probably be smarter about this stuff. For installed apps, 7409 // we can calculate this information at install time once and for all. For 7410 // system apps, we can probably assume that this information doesn't change 7411 // after the first boot scan. As things stand, we do lots of unnecessary work. 7412 7413 // Give ourselves some initial paths; we'll come back for another 7414 // pass once we've determined ABI below. 7415 setNativeLibraryPaths(pkg); 7416 7417 // We would never need to extract libs for forward-locked and external packages, 7418 // since the container service will do it for us. We shouldn't attempt to 7419 // extract libs from system app when it was not updated. 7420 if (pkg.isForwardLocked() || isExternal(pkg) || 7421 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7422 extractLibs = false; 7423 } 7424 7425 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7426 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7427 7428 NativeLibraryHelper.Handle handle = null; 7429 try { 7430 handle = NativeLibraryHelper.Handle.create(scanFile); 7431 // TODO(multiArch): This can be null for apps that didn't go through the 7432 // usual installation process. We can calculate it again, like we 7433 // do during install time. 7434 // 7435 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7436 // unnecessary. 7437 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7438 7439 // Null out the abis so that they can be recalculated. 7440 pkg.applicationInfo.primaryCpuAbi = null; 7441 pkg.applicationInfo.secondaryCpuAbi = null; 7442 if (isMultiArch(pkg.applicationInfo)) { 7443 // Warn if we've set an abiOverride for multi-lib packages.. 7444 // By definition, we need to copy both 32 and 64 bit libraries for 7445 // such packages. 7446 if (pkg.cpuAbiOverride != null 7447 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7448 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7449 } 7450 7451 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7452 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7453 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7454 if (extractLibs) { 7455 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7456 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7457 useIsaSpecificSubdirs); 7458 } else { 7459 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7460 } 7461 } 7462 7463 maybeThrowExceptionForMultiArchCopy( 7464 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7465 7466 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7467 if (extractLibs) { 7468 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7469 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7470 useIsaSpecificSubdirs); 7471 } else { 7472 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7473 } 7474 } 7475 7476 maybeThrowExceptionForMultiArchCopy( 7477 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7478 7479 if (abi64 >= 0) { 7480 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7481 } 7482 7483 if (abi32 >= 0) { 7484 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7485 if (abi64 >= 0) { 7486 pkg.applicationInfo.secondaryCpuAbi = abi; 7487 } else { 7488 pkg.applicationInfo.primaryCpuAbi = abi; 7489 } 7490 } 7491 } else { 7492 String[] abiList = (cpuAbiOverride != null) ? 7493 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7494 7495 // Enable gross and lame hacks for apps that are built with old 7496 // SDK tools. We must scan their APKs for renderscript bitcode and 7497 // not launch them if it's present. Don't bother checking on devices 7498 // that don't have 64 bit support. 7499 boolean needsRenderScriptOverride = false; 7500 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7501 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7502 abiList = Build.SUPPORTED_32_BIT_ABIS; 7503 needsRenderScriptOverride = true; 7504 } 7505 7506 final int copyRet; 7507 if (extractLibs) { 7508 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7509 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7510 } else { 7511 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7512 } 7513 7514 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7515 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7516 "Error unpackaging native libs for app, errorCode=" + copyRet); 7517 } 7518 7519 if (copyRet >= 0) { 7520 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7521 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7522 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7523 } else if (needsRenderScriptOverride) { 7524 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7525 } 7526 } 7527 } catch (IOException ioe) { 7528 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7529 } finally { 7530 IoUtils.closeQuietly(handle); 7531 } 7532 7533 // Now that we've calculated the ABIs and determined if it's an internal app, 7534 // we will go ahead and populate the nativeLibraryPath. 7535 setNativeLibraryPaths(pkg); 7536 } 7537 7538 /** 7539 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7540 * i.e, so that all packages can be run inside a single process if required. 7541 * 7542 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7543 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7544 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7545 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7546 * updating a package that belongs to a shared user. 7547 * 7548 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7549 * adds unnecessary complexity. 7550 */ 7551 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7552 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7553 String requiredInstructionSet = null; 7554 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7555 requiredInstructionSet = VMRuntime.getInstructionSet( 7556 scannedPackage.applicationInfo.primaryCpuAbi); 7557 } 7558 7559 PackageSetting requirer = null; 7560 for (PackageSetting ps : packagesForUser) { 7561 // If packagesForUser contains scannedPackage, we skip it. This will happen 7562 // when scannedPackage is an update of an existing package. Without this check, 7563 // we will never be able to change the ABI of any package belonging to a shared 7564 // user, even if it's compatible with other packages. 7565 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7566 if (ps.primaryCpuAbiString == null) { 7567 continue; 7568 } 7569 7570 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7571 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7572 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7573 // this but there's not much we can do. 7574 String errorMessage = "Instruction set mismatch, " 7575 + ((requirer == null) ? "[caller]" : requirer) 7576 + " requires " + requiredInstructionSet + " whereas " + ps 7577 + " requires " + instructionSet; 7578 Slog.w(TAG, errorMessage); 7579 } 7580 7581 if (requiredInstructionSet == null) { 7582 requiredInstructionSet = instructionSet; 7583 requirer = ps; 7584 } 7585 } 7586 } 7587 7588 if (requiredInstructionSet != null) { 7589 String adjustedAbi; 7590 if (requirer != null) { 7591 // requirer != null implies that either scannedPackage was null or that scannedPackage 7592 // did not require an ABI, in which case we have to adjust scannedPackage to match 7593 // the ABI of the set (which is the same as requirer's ABI) 7594 adjustedAbi = requirer.primaryCpuAbiString; 7595 if (scannedPackage != null) { 7596 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7597 } 7598 } else { 7599 // requirer == null implies that we're updating all ABIs in the set to 7600 // match scannedPackage. 7601 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7602 } 7603 7604 for (PackageSetting ps : packagesForUser) { 7605 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7606 if (ps.primaryCpuAbiString != null) { 7607 continue; 7608 } 7609 7610 ps.primaryCpuAbiString = adjustedAbi; 7611 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7612 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7613 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7614 7615 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7616 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7617 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7618 ps.primaryCpuAbiString = null; 7619 ps.pkg.applicationInfo.primaryCpuAbi = null; 7620 return; 7621 } else { 7622 mInstaller.rmdex(ps.codePathString, 7623 getDexCodeInstructionSet(getPreferredInstructionSet())); 7624 } 7625 } 7626 } 7627 } 7628 } 7629 } 7630 7631 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7632 synchronized (mPackages) { 7633 mResolverReplaced = true; 7634 // Set up information for custom user intent resolution activity. 7635 mResolveActivity.applicationInfo = pkg.applicationInfo; 7636 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7637 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7638 mResolveActivity.processName = pkg.applicationInfo.packageName; 7639 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7640 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7641 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7642 mResolveActivity.theme = 0; 7643 mResolveActivity.exported = true; 7644 mResolveActivity.enabled = true; 7645 mResolveInfo.activityInfo = mResolveActivity; 7646 mResolveInfo.priority = 0; 7647 mResolveInfo.preferredOrder = 0; 7648 mResolveInfo.match = 0; 7649 mResolveComponentName = mCustomResolverComponentName; 7650 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7651 mResolveComponentName); 7652 } 7653 } 7654 7655 private static String calculateBundledApkRoot(final String codePathString) { 7656 final File codePath = new File(codePathString); 7657 final File codeRoot; 7658 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7659 codeRoot = Environment.getRootDirectory(); 7660 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7661 codeRoot = Environment.getOemDirectory(); 7662 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7663 codeRoot = Environment.getVendorDirectory(); 7664 } else { 7665 // Unrecognized code path; take its top real segment as the apk root: 7666 // e.g. /something/app/blah.apk => /something 7667 try { 7668 File f = codePath.getCanonicalFile(); 7669 File parent = f.getParentFile(); // non-null because codePath is a file 7670 File tmp; 7671 while ((tmp = parent.getParentFile()) != null) { 7672 f = parent; 7673 parent = tmp; 7674 } 7675 codeRoot = f; 7676 Slog.w(TAG, "Unrecognized code path " 7677 + codePath + " - using " + codeRoot); 7678 } catch (IOException e) { 7679 // Can't canonicalize the code path -- shenanigans? 7680 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7681 return Environment.getRootDirectory().getPath(); 7682 } 7683 } 7684 return codeRoot.getPath(); 7685 } 7686 7687 /** 7688 * Derive and set the location of native libraries for the given package, 7689 * which varies depending on where and how the package was installed. 7690 */ 7691 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7692 final ApplicationInfo info = pkg.applicationInfo; 7693 final String codePath = pkg.codePath; 7694 final File codeFile = new File(codePath); 7695 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7696 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7697 7698 info.nativeLibraryRootDir = null; 7699 info.nativeLibraryRootRequiresIsa = false; 7700 info.nativeLibraryDir = null; 7701 info.secondaryNativeLibraryDir = null; 7702 7703 if (isApkFile(codeFile)) { 7704 // Monolithic install 7705 if (bundledApp) { 7706 // If "/system/lib64/apkname" exists, assume that is the per-package 7707 // native library directory to use; otherwise use "/system/lib/apkname". 7708 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7709 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7710 getPrimaryInstructionSet(info)); 7711 7712 // This is a bundled system app so choose the path based on the ABI. 7713 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7714 // is just the default path. 7715 final String apkName = deriveCodePathName(codePath); 7716 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7717 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7718 apkName).getAbsolutePath(); 7719 7720 if (info.secondaryCpuAbi != null) { 7721 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7722 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7723 secondaryLibDir, apkName).getAbsolutePath(); 7724 } 7725 } else if (asecApp) { 7726 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7727 .getAbsolutePath(); 7728 } else { 7729 final String apkName = deriveCodePathName(codePath); 7730 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7731 .getAbsolutePath(); 7732 } 7733 7734 info.nativeLibraryRootRequiresIsa = false; 7735 info.nativeLibraryDir = info.nativeLibraryRootDir; 7736 } else { 7737 // Cluster install 7738 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7739 info.nativeLibraryRootRequiresIsa = true; 7740 7741 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7742 getPrimaryInstructionSet(info)).getAbsolutePath(); 7743 7744 if (info.secondaryCpuAbi != null) { 7745 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7746 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7747 } 7748 } 7749 } 7750 7751 /** 7752 * Calculate the abis and roots for a bundled app. These can uniquely 7753 * be determined from the contents of the system partition, i.e whether 7754 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7755 * of this information, and instead assume that the system was built 7756 * sensibly. 7757 */ 7758 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7759 PackageSetting pkgSetting) { 7760 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7761 7762 // If "/system/lib64/apkname" exists, assume that is the per-package 7763 // native library directory to use; otherwise use "/system/lib/apkname". 7764 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7765 setBundledAppAbi(pkg, apkRoot, apkName); 7766 // pkgSetting might be null during rescan following uninstall of updates 7767 // to a bundled app, so accommodate that possibility. The settings in 7768 // that case will be established later from the parsed package. 7769 // 7770 // If the settings aren't null, sync them up with what we've just derived. 7771 // note that apkRoot isn't stored in the package settings. 7772 if (pkgSetting != null) { 7773 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7774 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7775 } 7776 } 7777 7778 /** 7779 * Deduces the ABI of a bundled app and sets the relevant fields on the 7780 * parsed pkg object. 7781 * 7782 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7783 * under which system libraries are installed. 7784 * @param apkName the name of the installed package. 7785 */ 7786 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7787 final File codeFile = new File(pkg.codePath); 7788 7789 final boolean has64BitLibs; 7790 final boolean has32BitLibs; 7791 if (isApkFile(codeFile)) { 7792 // Monolithic install 7793 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7794 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7795 } else { 7796 // Cluster install 7797 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7798 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7799 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7800 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7801 has64BitLibs = (new File(rootDir, isa)).exists(); 7802 } else { 7803 has64BitLibs = false; 7804 } 7805 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7806 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7807 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7808 has32BitLibs = (new File(rootDir, isa)).exists(); 7809 } else { 7810 has32BitLibs = false; 7811 } 7812 } 7813 7814 if (has64BitLibs && !has32BitLibs) { 7815 // The package has 64 bit libs, but not 32 bit libs. Its primary 7816 // ABI should be 64 bit. We can safely assume here that the bundled 7817 // native libraries correspond to the most preferred ABI in the list. 7818 7819 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7820 pkg.applicationInfo.secondaryCpuAbi = null; 7821 } else if (has32BitLibs && !has64BitLibs) { 7822 // The package has 32 bit libs but not 64 bit libs. Its primary 7823 // ABI should be 32 bit. 7824 7825 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7826 pkg.applicationInfo.secondaryCpuAbi = null; 7827 } else if (has32BitLibs && has64BitLibs) { 7828 // The application has both 64 and 32 bit bundled libraries. We check 7829 // here that the app declares multiArch support, and warn if it doesn't. 7830 // 7831 // We will be lenient here and record both ABIs. The primary will be the 7832 // ABI that's higher on the list, i.e, a device that's configured to prefer 7833 // 64 bit apps will see a 64 bit primary ABI, 7834 7835 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7836 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7837 } 7838 7839 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7840 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7841 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7842 } else { 7843 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7844 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7845 } 7846 } else { 7847 pkg.applicationInfo.primaryCpuAbi = null; 7848 pkg.applicationInfo.secondaryCpuAbi = null; 7849 } 7850 } 7851 7852 private void killApplication(String pkgName, int appId, String reason) { 7853 // Request the ActivityManager to kill the process(only for existing packages) 7854 // so that we do not end up in a confused state while the user is still using the older 7855 // version of the application while the new one gets installed. 7856 IActivityManager am = ActivityManagerNative.getDefault(); 7857 if (am != null) { 7858 try { 7859 am.killApplicationWithAppId(pkgName, appId, reason); 7860 } catch (RemoteException e) { 7861 } 7862 } 7863 } 7864 7865 void removePackageLI(PackageSetting ps, boolean chatty) { 7866 if (DEBUG_INSTALL) { 7867 if (chatty) 7868 Log.d(TAG, "Removing package " + ps.name); 7869 } 7870 7871 // writer 7872 synchronized (mPackages) { 7873 mPackages.remove(ps.name); 7874 final PackageParser.Package pkg = ps.pkg; 7875 if (pkg != null) { 7876 cleanPackageDataStructuresLILPw(pkg, chatty); 7877 } 7878 } 7879 } 7880 7881 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7882 if (DEBUG_INSTALL) { 7883 if (chatty) 7884 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7885 } 7886 7887 // writer 7888 synchronized (mPackages) { 7889 mPackages.remove(pkg.applicationInfo.packageName); 7890 cleanPackageDataStructuresLILPw(pkg, chatty); 7891 } 7892 } 7893 7894 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7895 int N = pkg.providers.size(); 7896 StringBuilder r = null; 7897 int i; 7898 for (i=0; i<N; i++) { 7899 PackageParser.Provider p = pkg.providers.get(i); 7900 mProviders.removeProvider(p); 7901 if (p.info.authority == null) { 7902 7903 /* There was another ContentProvider with this authority when 7904 * this app was installed so this authority is null, 7905 * Ignore it as we don't have to unregister the provider. 7906 */ 7907 continue; 7908 } 7909 String names[] = p.info.authority.split(";"); 7910 for (int j = 0; j < names.length; j++) { 7911 if (mProvidersByAuthority.get(names[j]) == p) { 7912 mProvidersByAuthority.remove(names[j]); 7913 if (DEBUG_REMOVE) { 7914 if (chatty) 7915 Log.d(TAG, "Unregistered content provider: " + names[j] 7916 + ", className = " + p.info.name + ", isSyncable = " 7917 + p.info.isSyncable); 7918 } 7919 } 7920 } 7921 if (DEBUG_REMOVE && chatty) { 7922 if (r == null) { 7923 r = new StringBuilder(256); 7924 } else { 7925 r.append(' '); 7926 } 7927 r.append(p.info.name); 7928 } 7929 } 7930 if (r != null) { 7931 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7932 } 7933 7934 N = pkg.services.size(); 7935 r = null; 7936 for (i=0; i<N; i++) { 7937 PackageParser.Service s = pkg.services.get(i); 7938 mServices.removeService(s); 7939 if (chatty) { 7940 if (r == null) { 7941 r = new StringBuilder(256); 7942 } else { 7943 r.append(' '); 7944 } 7945 r.append(s.info.name); 7946 } 7947 } 7948 if (r != null) { 7949 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7950 } 7951 7952 N = pkg.receivers.size(); 7953 r = null; 7954 for (i=0; i<N; i++) { 7955 PackageParser.Activity a = pkg.receivers.get(i); 7956 mReceivers.removeActivity(a, "receiver"); 7957 if (DEBUG_REMOVE && chatty) { 7958 if (r == null) { 7959 r = new StringBuilder(256); 7960 } else { 7961 r.append(' '); 7962 } 7963 r.append(a.info.name); 7964 } 7965 } 7966 if (r != null) { 7967 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7968 } 7969 7970 N = pkg.activities.size(); 7971 r = null; 7972 for (i=0; i<N; i++) { 7973 PackageParser.Activity a = pkg.activities.get(i); 7974 mActivities.removeActivity(a, "activity"); 7975 if (DEBUG_REMOVE && chatty) { 7976 if (r == null) { 7977 r = new StringBuilder(256); 7978 } else { 7979 r.append(' '); 7980 } 7981 r.append(a.info.name); 7982 } 7983 } 7984 if (r != null) { 7985 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7986 } 7987 7988 N = pkg.permissions.size(); 7989 r = null; 7990 for (i=0; i<N; i++) { 7991 PackageParser.Permission p = pkg.permissions.get(i); 7992 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7993 if (bp == null) { 7994 bp = mSettings.mPermissionTrees.get(p.info.name); 7995 } 7996 if (bp != null && bp.perm == p) { 7997 bp.perm = null; 7998 if (DEBUG_REMOVE && chatty) { 7999 if (r == null) { 8000 r = new StringBuilder(256); 8001 } else { 8002 r.append(' '); 8003 } 8004 r.append(p.info.name); 8005 } 8006 } 8007 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8008 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8009 if (appOpPerms != null) { 8010 appOpPerms.remove(pkg.packageName); 8011 } 8012 } 8013 } 8014 if (r != null) { 8015 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8016 } 8017 8018 N = pkg.requestedPermissions.size(); 8019 r = null; 8020 for (i=0; i<N; i++) { 8021 String perm = pkg.requestedPermissions.get(i); 8022 BasePermission bp = mSettings.mPermissions.get(perm); 8023 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8024 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8025 if (appOpPerms != null) { 8026 appOpPerms.remove(pkg.packageName); 8027 if (appOpPerms.isEmpty()) { 8028 mAppOpPermissionPackages.remove(perm); 8029 } 8030 } 8031 } 8032 } 8033 if (r != null) { 8034 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8035 } 8036 8037 N = pkg.instrumentation.size(); 8038 r = null; 8039 for (i=0; i<N; i++) { 8040 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8041 mInstrumentation.remove(a.getComponentName()); 8042 if (DEBUG_REMOVE && chatty) { 8043 if (r == null) { 8044 r = new StringBuilder(256); 8045 } else { 8046 r.append(' '); 8047 } 8048 r.append(a.info.name); 8049 } 8050 } 8051 if (r != null) { 8052 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8053 } 8054 8055 r = null; 8056 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8057 // Only system apps can hold shared libraries. 8058 if (pkg.libraryNames != null) { 8059 for (i=0; i<pkg.libraryNames.size(); i++) { 8060 String name = pkg.libraryNames.get(i); 8061 SharedLibraryEntry cur = mSharedLibraries.get(name); 8062 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8063 mSharedLibraries.remove(name); 8064 if (DEBUG_REMOVE && chatty) { 8065 if (r == null) { 8066 r = new StringBuilder(256); 8067 } else { 8068 r.append(' '); 8069 } 8070 r.append(name); 8071 } 8072 } 8073 } 8074 } 8075 } 8076 if (r != null) { 8077 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8078 } 8079 } 8080 8081 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8082 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8083 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8084 return true; 8085 } 8086 } 8087 return false; 8088 } 8089 8090 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8091 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8092 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8093 8094 private void updatePermissionsLPw(String changingPkg, 8095 PackageParser.Package pkgInfo, int flags) { 8096 // Make sure there are no dangling permission trees. 8097 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8098 while (it.hasNext()) { 8099 final BasePermission bp = it.next(); 8100 if (bp.packageSetting == null) { 8101 // We may not yet have parsed the package, so just see if 8102 // we still know about its settings. 8103 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8104 } 8105 if (bp.packageSetting == null) { 8106 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8107 + " from package " + bp.sourcePackage); 8108 it.remove(); 8109 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8110 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8111 Slog.i(TAG, "Removing old permission tree: " + bp.name 8112 + " from package " + bp.sourcePackage); 8113 flags |= UPDATE_PERMISSIONS_ALL; 8114 it.remove(); 8115 } 8116 } 8117 } 8118 8119 // Make sure all dynamic permissions have been assigned to a package, 8120 // and make sure there are no dangling permissions. 8121 it = mSettings.mPermissions.values().iterator(); 8122 while (it.hasNext()) { 8123 final BasePermission bp = it.next(); 8124 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8125 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8126 + bp.name + " pkg=" + bp.sourcePackage 8127 + " info=" + bp.pendingInfo); 8128 if (bp.packageSetting == null && bp.pendingInfo != null) { 8129 final BasePermission tree = findPermissionTreeLP(bp.name); 8130 if (tree != null && tree.perm != null) { 8131 bp.packageSetting = tree.packageSetting; 8132 bp.perm = new PackageParser.Permission(tree.perm.owner, 8133 new PermissionInfo(bp.pendingInfo)); 8134 bp.perm.info.packageName = tree.perm.info.packageName; 8135 bp.perm.info.name = bp.name; 8136 bp.uid = tree.uid; 8137 } 8138 } 8139 } 8140 if (bp.packageSetting == null) { 8141 // We may not yet have parsed the package, so just see if 8142 // we still know about its settings. 8143 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8144 } 8145 if (bp.packageSetting == null) { 8146 Slog.w(TAG, "Removing dangling permission: " + bp.name 8147 + " from package " + bp.sourcePackage); 8148 it.remove(); 8149 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8150 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8151 Slog.i(TAG, "Removing old permission: " + bp.name 8152 + " from package " + bp.sourcePackage); 8153 flags |= UPDATE_PERMISSIONS_ALL; 8154 it.remove(); 8155 } 8156 } 8157 } 8158 8159 // Now update the permissions for all packages, in particular 8160 // replace the granted permissions of the system packages. 8161 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8162 for (PackageParser.Package pkg : mPackages.values()) { 8163 if (pkg != pkgInfo) { 8164 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8165 changingPkg); 8166 } 8167 } 8168 } 8169 8170 if (pkgInfo != null) { 8171 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8172 } 8173 } 8174 8175 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8176 String packageOfInterest) { 8177 // IMPORTANT: There are two types of permissions: install and runtime. 8178 // Install time permissions are granted when the app is installed to 8179 // all device users and users added in the future. Runtime permissions 8180 // are granted at runtime explicitly to specific users. Normal and signature 8181 // protected permissions are install time permissions. Dangerous permissions 8182 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8183 // otherwise they are runtime permissions. This function does not manage 8184 // runtime permissions except for the case an app targeting Lollipop MR1 8185 // being upgraded to target a newer SDK, in which case dangerous permissions 8186 // are transformed from install time to runtime ones. 8187 8188 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8189 if (ps == null) { 8190 return; 8191 } 8192 8193 PermissionsState permissionsState = ps.getPermissionsState(); 8194 PermissionsState origPermissions = permissionsState; 8195 8196 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8197 8198 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8199 8200 boolean changedInstallPermission = false; 8201 8202 if (replace) { 8203 ps.installPermissionsFixed = false; 8204 if (!ps.isSharedUser()) { 8205 origPermissions = new PermissionsState(permissionsState); 8206 permissionsState.reset(); 8207 } 8208 } 8209 8210 permissionsState.setGlobalGids(mGlobalGids); 8211 8212 final int N = pkg.requestedPermissions.size(); 8213 for (int i=0; i<N; i++) { 8214 final String name = pkg.requestedPermissions.get(i); 8215 final BasePermission bp = mSettings.mPermissions.get(name); 8216 8217 if (DEBUG_INSTALL) { 8218 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8219 } 8220 8221 if (bp == null || bp.packageSetting == null) { 8222 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8223 Slog.w(TAG, "Unknown permission " + name 8224 + " in package " + pkg.packageName); 8225 } 8226 continue; 8227 } 8228 8229 final String perm = bp.name; 8230 boolean allowedSig = false; 8231 int grant = GRANT_DENIED; 8232 8233 // Keep track of app op permissions. 8234 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8235 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8236 if (pkgs == null) { 8237 pkgs = new ArraySet<>(); 8238 mAppOpPermissionPackages.put(bp.name, pkgs); 8239 } 8240 pkgs.add(pkg.packageName); 8241 } 8242 8243 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8244 switch (level) { 8245 case PermissionInfo.PROTECTION_NORMAL: { 8246 // For all apps normal permissions are install time ones. 8247 grant = GRANT_INSTALL; 8248 } break; 8249 8250 case PermissionInfo.PROTECTION_DANGEROUS: { 8251 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8252 // For legacy apps dangerous permissions are install time ones. 8253 grant = GRANT_INSTALL_LEGACY; 8254 } else if (origPermissions.hasInstallPermission(bp.name)) { 8255 // For legacy apps that became modern, install becomes runtime. 8256 grant = GRANT_UPGRADE; 8257 } else { 8258 // For modern apps keep runtime permissions unchanged. 8259 grant = GRANT_RUNTIME; 8260 } 8261 } break; 8262 8263 case PermissionInfo.PROTECTION_SIGNATURE: { 8264 // For all apps signature permissions are install time ones. 8265 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8266 if (allowedSig) { 8267 grant = GRANT_INSTALL; 8268 } 8269 } break; 8270 } 8271 8272 if (DEBUG_INSTALL) { 8273 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8274 } 8275 8276 if (grant != GRANT_DENIED) { 8277 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8278 // If this is an existing, non-system package, then 8279 // we can't add any new permissions to it. 8280 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8281 // Except... if this is a permission that was added 8282 // to the platform (note: need to only do this when 8283 // updating the platform). 8284 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8285 grant = GRANT_DENIED; 8286 } 8287 } 8288 } 8289 8290 switch (grant) { 8291 case GRANT_INSTALL: { 8292 // Revoke this as runtime permission to handle the case of 8293 // a runtime permission being downgraded to an install one. 8294 for (int userId : UserManagerService.getInstance().getUserIds()) { 8295 if (origPermissions.getRuntimePermissionState( 8296 bp.name, userId) != null) { 8297 // Revoke the runtime permission and clear the flags. 8298 origPermissions.revokeRuntimePermission(bp, userId); 8299 origPermissions.updatePermissionFlags(bp, userId, 8300 PackageManager.MASK_PERMISSION_FLAGS, 0); 8301 // If we revoked a permission permission, we have to write. 8302 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8303 changedRuntimePermissionUserIds, userId); 8304 } 8305 } 8306 // Grant an install permission. 8307 if (permissionsState.grantInstallPermission(bp) != 8308 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8309 changedInstallPermission = true; 8310 } 8311 } break; 8312 8313 case GRANT_INSTALL_LEGACY: { 8314 // Grant an install permission. 8315 if (permissionsState.grantInstallPermission(bp) != 8316 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8317 changedInstallPermission = true; 8318 } 8319 } break; 8320 8321 case GRANT_RUNTIME: { 8322 // Grant previously granted runtime permissions. 8323 for (int userId : UserManagerService.getInstance().getUserIds()) { 8324 PermissionState permissionState = origPermissions 8325 .getRuntimePermissionState(bp.name, userId); 8326 final int flags = permissionState != null 8327 ? permissionState.getFlags() : 0; 8328 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8329 if (permissionsState.grantRuntimePermission(bp, userId) == 8330 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8331 // If we cannot put the permission as it was, we have to write. 8332 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8333 changedRuntimePermissionUserIds, userId); 8334 } 8335 } 8336 // Propagate the permission flags. 8337 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8338 } 8339 } break; 8340 8341 case GRANT_UPGRADE: { 8342 // Grant runtime permissions for a previously held install permission. 8343 PermissionState permissionState = origPermissions 8344 .getInstallPermissionState(bp.name); 8345 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8346 8347 if (origPermissions.revokeInstallPermission(bp) 8348 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8349 // We will be transferring the permission flags, so clear them. 8350 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8351 PackageManager.MASK_PERMISSION_FLAGS, 0); 8352 changedInstallPermission = true; 8353 } 8354 8355 // If the permission is not to be promoted to runtime we ignore it and 8356 // also its other flags as they are not applicable to install permissions. 8357 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8358 for (int userId : currentUserIds) { 8359 if (permissionsState.grantRuntimePermission(bp, userId) != 8360 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8361 // Transfer the permission flags. 8362 permissionsState.updatePermissionFlags(bp, userId, 8363 flags, flags); 8364 // If we granted the permission, we have to write. 8365 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8366 changedRuntimePermissionUserIds, userId); 8367 } 8368 } 8369 } 8370 } break; 8371 8372 default: { 8373 if (packageOfInterest == null 8374 || packageOfInterest.equals(pkg.packageName)) { 8375 Slog.w(TAG, "Not granting permission " + perm 8376 + " to package " + pkg.packageName 8377 + " because it was previously installed without"); 8378 } 8379 } break; 8380 } 8381 } else { 8382 if (permissionsState.revokeInstallPermission(bp) != 8383 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8384 // Also drop the permission flags. 8385 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8386 PackageManager.MASK_PERMISSION_FLAGS, 0); 8387 changedInstallPermission = true; 8388 Slog.i(TAG, "Un-granting permission " + perm 8389 + " from package " + pkg.packageName 8390 + " (protectionLevel=" + bp.protectionLevel 8391 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8392 + ")"); 8393 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8394 // Don't print warning for app op permissions, since it is fine for them 8395 // not to be granted, there is a UI for the user to decide. 8396 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8397 Slog.w(TAG, "Not granting permission " + perm 8398 + " to package " + pkg.packageName 8399 + " (protectionLevel=" + bp.protectionLevel 8400 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8401 + ")"); 8402 } 8403 } 8404 } 8405 } 8406 8407 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8408 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8409 // This is the first that we have heard about this package, so the 8410 // permissions we have now selected are fixed until explicitly 8411 // changed. 8412 ps.installPermissionsFixed = true; 8413 } 8414 8415 // Persist the runtime permissions state for users with changes. 8416 for (int userId : changedRuntimePermissionUserIds) { 8417 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8418 } 8419 } 8420 8421 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8422 boolean allowed = false; 8423 final int NP = PackageParser.NEW_PERMISSIONS.length; 8424 for (int ip=0; ip<NP; ip++) { 8425 final PackageParser.NewPermissionInfo npi 8426 = PackageParser.NEW_PERMISSIONS[ip]; 8427 if (npi.name.equals(perm) 8428 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8429 allowed = true; 8430 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8431 + pkg.packageName); 8432 break; 8433 } 8434 } 8435 return allowed; 8436 } 8437 8438 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8439 BasePermission bp, PermissionsState origPermissions) { 8440 boolean allowed; 8441 allowed = (compareSignatures( 8442 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8443 == PackageManager.SIGNATURE_MATCH) 8444 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8445 == PackageManager.SIGNATURE_MATCH); 8446 if (!allowed && (bp.protectionLevel 8447 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8448 if (isSystemApp(pkg)) { 8449 // For updated system applications, a system permission 8450 // is granted only if it had been defined by the original application. 8451 if (pkg.isUpdatedSystemApp()) { 8452 final PackageSetting sysPs = mSettings 8453 .getDisabledSystemPkgLPr(pkg.packageName); 8454 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8455 // If the original was granted this permission, we take 8456 // that grant decision as read and propagate it to the 8457 // update. 8458 if (sysPs.isPrivileged()) { 8459 allowed = true; 8460 } 8461 } else { 8462 // The system apk may have been updated with an older 8463 // version of the one on the data partition, but which 8464 // granted a new system permission that it didn't have 8465 // before. In this case we do want to allow the app to 8466 // now get the new permission if the ancestral apk is 8467 // privileged to get it. 8468 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8469 for (int j=0; 8470 j<sysPs.pkg.requestedPermissions.size(); j++) { 8471 if (perm.equals( 8472 sysPs.pkg.requestedPermissions.get(j))) { 8473 allowed = true; 8474 break; 8475 } 8476 } 8477 } 8478 } 8479 } else { 8480 allowed = isPrivilegedApp(pkg); 8481 } 8482 } 8483 } 8484 if (!allowed) { 8485 if (!allowed && (bp.protectionLevel 8486 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8487 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8488 // If this was a previously normal/dangerous permission that got moved 8489 // to a system permission as part of the runtime permission redesign, then 8490 // we still want to blindly grant it to old apps. 8491 allowed = true; 8492 } 8493 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8494 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8495 // If this permission is to be granted to the system installer and 8496 // this app is an installer, then it gets the permission. 8497 allowed = true; 8498 } 8499 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8500 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8501 // If this permission is to be granted to the system verifier and 8502 // this app is a verifier, then it gets the permission. 8503 allowed = true; 8504 } 8505 if (!allowed && (bp.protectionLevel 8506 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8507 && isSystemApp(pkg)) { 8508 // Any pre-installed system app is allowed to get this permission. 8509 allowed = true; 8510 } 8511 if (!allowed && (bp.protectionLevel 8512 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8513 // For development permissions, a development permission 8514 // is granted only if it was already granted. 8515 allowed = origPermissions.hasInstallPermission(perm); 8516 } 8517 } 8518 return allowed; 8519 } 8520 8521 final class ActivityIntentResolver 8522 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8523 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8524 boolean defaultOnly, int userId) { 8525 if (!sUserManager.exists(userId)) return null; 8526 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8527 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8528 } 8529 8530 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8531 int userId) { 8532 if (!sUserManager.exists(userId)) return null; 8533 mFlags = flags; 8534 return super.queryIntent(intent, resolvedType, 8535 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8536 } 8537 8538 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8539 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8540 if (!sUserManager.exists(userId)) return null; 8541 if (packageActivities == null) { 8542 return null; 8543 } 8544 mFlags = flags; 8545 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8546 final int N = packageActivities.size(); 8547 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8548 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8549 8550 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8551 for (int i = 0; i < N; ++i) { 8552 intentFilters = packageActivities.get(i).intents; 8553 if (intentFilters != null && intentFilters.size() > 0) { 8554 PackageParser.ActivityIntentInfo[] array = 8555 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8556 intentFilters.toArray(array); 8557 listCut.add(array); 8558 } 8559 } 8560 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8561 } 8562 8563 public final void addActivity(PackageParser.Activity a, String type) { 8564 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8565 mActivities.put(a.getComponentName(), a); 8566 if (DEBUG_SHOW_INFO) 8567 Log.v( 8568 TAG, " " + type + " " + 8569 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8570 if (DEBUG_SHOW_INFO) 8571 Log.v(TAG, " Class=" + a.info.name); 8572 final int NI = a.intents.size(); 8573 for (int j=0; j<NI; j++) { 8574 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8575 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8576 intent.setPriority(0); 8577 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8578 + a.className + " with priority > 0, forcing to 0"); 8579 } 8580 if (DEBUG_SHOW_INFO) { 8581 Log.v(TAG, " IntentFilter:"); 8582 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8583 } 8584 if (!intent.debugCheck()) { 8585 Log.w(TAG, "==> For Activity " + a.info.name); 8586 } 8587 addFilter(intent); 8588 } 8589 } 8590 8591 public final void removeActivity(PackageParser.Activity a, String type) { 8592 mActivities.remove(a.getComponentName()); 8593 if (DEBUG_SHOW_INFO) { 8594 Log.v(TAG, " " + type + " " 8595 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8596 : a.info.name) + ":"); 8597 Log.v(TAG, " Class=" + a.info.name); 8598 } 8599 final int NI = a.intents.size(); 8600 for (int j=0; j<NI; j++) { 8601 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8602 if (DEBUG_SHOW_INFO) { 8603 Log.v(TAG, " IntentFilter:"); 8604 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8605 } 8606 removeFilter(intent); 8607 } 8608 } 8609 8610 @Override 8611 protected boolean allowFilterResult( 8612 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8613 ActivityInfo filterAi = filter.activity.info; 8614 for (int i=dest.size()-1; i>=0; i--) { 8615 ActivityInfo destAi = dest.get(i).activityInfo; 8616 if (destAi.name == filterAi.name 8617 && destAi.packageName == filterAi.packageName) { 8618 return false; 8619 } 8620 } 8621 return true; 8622 } 8623 8624 @Override 8625 protected ActivityIntentInfo[] newArray(int size) { 8626 return new ActivityIntentInfo[size]; 8627 } 8628 8629 @Override 8630 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8631 if (!sUserManager.exists(userId)) return true; 8632 PackageParser.Package p = filter.activity.owner; 8633 if (p != null) { 8634 PackageSetting ps = (PackageSetting)p.mExtras; 8635 if (ps != null) { 8636 // System apps are never considered stopped for purposes of 8637 // filtering, because there may be no way for the user to 8638 // actually re-launch them. 8639 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8640 && ps.getStopped(userId); 8641 } 8642 } 8643 return false; 8644 } 8645 8646 @Override 8647 protected boolean isPackageForFilter(String packageName, 8648 PackageParser.ActivityIntentInfo info) { 8649 return packageName.equals(info.activity.owner.packageName); 8650 } 8651 8652 @Override 8653 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8654 int match, int userId) { 8655 if (!sUserManager.exists(userId)) return null; 8656 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8657 return null; 8658 } 8659 final PackageParser.Activity activity = info.activity; 8660 if (mSafeMode && (activity.info.applicationInfo.flags 8661 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8662 return null; 8663 } 8664 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8665 if (ps == null) { 8666 return null; 8667 } 8668 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8669 ps.readUserState(userId), userId); 8670 if (ai == null) { 8671 return null; 8672 } 8673 final ResolveInfo res = new ResolveInfo(); 8674 res.activityInfo = ai; 8675 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8676 res.filter = info; 8677 } 8678 if (info != null) { 8679 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8680 } 8681 res.priority = info.getPriority(); 8682 res.preferredOrder = activity.owner.mPreferredOrder; 8683 //System.out.println("Result: " + res.activityInfo.className + 8684 // " = " + res.priority); 8685 res.match = match; 8686 res.isDefault = info.hasDefault; 8687 res.labelRes = info.labelRes; 8688 res.nonLocalizedLabel = info.nonLocalizedLabel; 8689 if (userNeedsBadging(userId)) { 8690 res.noResourceId = true; 8691 } else { 8692 res.icon = info.icon; 8693 } 8694 res.iconResourceId = info.icon; 8695 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8696 return res; 8697 } 8698 8699 @Override 8700 protected void sortResults(List<ResolveInfo> results) { 8701 Collections.sort(results, mResolvePrioritySorter); 8702 } 8703 8704 @Override 8705 protected void dumpFilter(PrintWriter out, String prefix, 8706 PackageParser.ActivityIntentInfo filter) { 8707 out.print(prefix); out.print( 8708 Integer.toHexString(System.identityHashCode(filter.activity))); 8709 out.print(' '); 8710 filter.activity.printComponentShortName(out); 8711 out.print(" filter "); 8712 out.println(Integer.toHexString(System.identityHashCode(filter))); 8713 } 8714 8715 @Override 8716 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8717 return filter.activity; 8718 } 8719 8720 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8721 PackageParser.Activity activity = (PackageParser.Activity)label; 8722 out.print(prefix); out.print( 8723 Integer.toHexString(System.identityHashCode(activity))); 8724 out.print(' '); 8725 activity.printComponentShortName(out); 8726 if (count > 1) { 8727 out.print(" ("); out.print(count); out.print(" filters)"); 8728 } 8729 out.println(); 8730 } 8731 8732// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8733// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8734// final List<ResolveInfo> retList = Lists.newArrayList(); 8735// while (i.hasNext()) { 8736// final ResolveInfo resolveInfo = i.next(); 8737// if (isEnabledLP(resolveInfo.activityInfo)) { 8738// retList.add(resolveInfo); 8739// } 8740// } 8741// return retList; 8742// } 8743 8744 // Keys are String (activity class name), values are Activity. 8745 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8746 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8747 private int mFlags; 8748 } 8749 8750 private final class ServiceIntentResolver 8751 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8752 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8753 boolean defaultOnly, int userId) { 8754 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8755 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8756 } 8757 8758 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8759 int userId) { 8760 if (!sUserManager.exists(userId)) return null; 8761 mFlags = flags; 8762 return super.queryIntent(intent, resolvedType, 8763 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8764 } 8765 8766 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8767 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8768 if (!sUserManager.exists(userId)) return null; 8769 if (packageServices == null) { 8770 return null; 8771 } 8772 mFlags = flags; 8773 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8774 final int N = packageServices.size(); 8775 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8776 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8777 8778 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8779 for (int i = 0; i < N; ++i) { 8780 intentFilters = packageServices.get(i).intents; 8781 if (intentFilters != null && intentFilters.size() > 0) { 8782 PackageParser.ServiceIntentInfo[] array = 8783 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8784 intentFilters.toArray(array); 8785 listCut.add(array); 8786 } 8787 } 8788 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8789 } 8790 8791 public final void addService(PackageParser.Service s) { 8792 mServices.put(s.getComponentName(), s); 8793 if (DEBUG_SHOW_INFO) { 8794 Log.v(TAG, " " 8795 + (s.info.nonLocalizedLabel != null 8796 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8797 Log.v(TAG, " Class=" + s.info.name); 8798 } 8799 final int NI = s.intents.size(); 8800 int j; 8801 for (j=0; j<NI; j++) { 8802 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8803 if (DEBUG_SHOW_INFO) { 8804 Log.v(TAG, " IntentFilter:"); 8805 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8806 } 8807 if (!intent.debugCheck()) { 8808 Log.w(TAG, "==> For Service " + s.info.name); 8809 } 8810 addFilter(intent); 8811 } 8812 } 8813 8814 public final void removeService(PackageParser.Service s) { 8815 mServices.remove(s.getComponentName()); 8816 if (DEBUG_SHOW_INFO) { 8817 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8818 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8819 Log.v(TAG, " Class=" + s.info.name); 8820 } 8821 final int NI = s.intents.size(); 8822 int j; 8823 for (j=0; j<NI; j++) { 8824 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8825 if (DEBUG_SHOW_INFO) { 8826 Log.v(TAG, " IntentFilter:"); 8827 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8828 } 8829 removeFilter(intent); 8830 } 8831 } 8832 8833 @Override 8834 protected boolean allowFilterResult( 8835 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8836 ServiceInfo filterSi = filter.service.info; 8837 for (int i=dest.size()-1; i>=0; i--) { 8838 ServiceInfo destAi = dest.get(i).serviceInfo; 8839 if (destAi.name == filterSi.name 8840 && destAi.packageName == filterSi.packageName) { 8841 return false; 8842 } 8843 } 8844 return true; 8845 } 8846 8847 @Override 8848 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8849 return new PackageParser.ServiceIntentInfo[size]; 8850 } 8851 8852 @Override 8853 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8854 if (!sUserManager.exists(userId)) return true; 8855 PackageParser.Package p = filter.service.owner; 8856 if (p != null) { 8857 PackageSetting ps = (PackageSetting)p.mExtras; 8858 if (ps != null) { 8859 // System apps are never considered stopped for purposes of 8860 // filtering, because there may be no way for the user to 8861 // actually re-launch them. 8862 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8863 && ps.getStopped(userId); 8864 } 8865 } 8866 return false; 8867 } 8868 8869 @Override 8870 protected boolean isPackageForFilter(String packageName, 8871 PackageParser.ServiceIntentInfo info) { 8872 return packageName.equals(info.service.owner.packageName); 8873 } 8874 8875 @Override 8876 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8877 int match, int userId) { 8878 if (!sUserManager.exists(userId)) return null; 8879 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8880 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8881 return null; 8882 } 8883 final PackageParser.Service service = info.service; 8884 if (mSafeMode && (service.info.applicationInfo.flags 8885 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8886 return null; 8887 } 8888 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8889 if (ps == null) { 8890 return null; 8891 } 8892 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8893 ps.readUserState(userId), userId); 8894 if (si == null) { 8895 return null; 8896 } 8897 final ResolveInfo res = new ResolveInfo(); 8898 res.serviceInfo = si; 8899 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8900 res.filter = filter; 8901 } 8902 res.priority = info.getPriority(); 8903 res.preferredOrder = service.owner.mPreferredOrder; 8904 res.match = match; 8905 res.isDefault = info.hasDefault; 8906 res.labelRes = info.labelRes; 8907 res.nonLocalizedLabel = info.nonLocalizedLabel; 8908 res.icon = info.icon; 8909 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8910 return res; 8911 } 8912 8913 @Override 8914 protected void sortResults(List<ResolveInfo> results) { 8915 Collections.sort(results, mResolvePrioritySorter); 8916 } 8917 8918 @Override 8919 protected void dumpFilter(PrintWriter out, String prefix, 8920 PackageParser.ServiceIntentInfo filter) { 8921 out.print(prefix); out.print( 8922 Integer.toHexString(System.identityHashCode(filter.service))); 8923 out.print(' '); 8924 filter.service.printComponentShortName(out); 8925 out.print(" filter "); 8926 out.println(Integer.toHexString(System.identityHashCode(filter))); 8927 } 8928 8929 @Override 8930 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8931 return filter.service; 8932 } 8933 8934 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8935 PackageParser.Service service = (PackageParser.Service)label; 8936 out.print(prefix); out.print( 8937 Integer.toHexString(System.identityHashCode(service))); 8938 out.print(' '); 8939 service.printComponentShortName(out); 8940 if (count > 1) { 8941 out.print(" ("); out.print(count); out.print(" filters)"); 8942 } 8943 out.println(); 8944 } 8945 8946// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8947// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8948// final List<ResolveInfo> retList = Lists.newArrayList(); 8949// while (i.hasNext()) { 8950// final ResolveInfo resolveInfo = (ResolveInfo) i; 8951// if (isEnabledLP(resolveInfo.serviceInfo)) { 8952// retList.add(resolveInfo); 8953// } 8954// } 8955// return retList; 8956// } 8957 8958 // Keys are String (activity class name), values are Activity. 8959 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8960 = new ArrayMap<ComponentName, PackageParser.Service>(); 8961 private int mFlags; 8962 }; 8963 8964 private final class ProviderIntentResolver 8965 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8966 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8967 boolean defaultOnly, int userId) { 8968 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8969 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8970 } 8971 8972 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8973 int userId) { 8974 if (!sUserManager.exists(userId)) 8975 return null; 8976 mFlags = flags; 8977 return super.queryIntent(intent, resolvedType, 8978 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8979 } 8980 8981 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8982 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8983 if (!sUserManager.exists(userId)) 8984 return null; 8985 if (packageProviders == null) { 8986 return null; 8987 } 8988 mFlags = flags; 8989 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8990 final int N = packageProviders.size(); 8991 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8992 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8993 8994 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8995 for (int i = 0; i < N; ++i) { 8996 intentFilters = packageProviders.get(i).intents; 8997 if (intentFilters != null && intentFilters.size() > 0) { 8998 PackageParser.ProviderIntentInfo[] array = 8999 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9000 intentFilters.toArray(array); 9001 listCut.add(array); 9002 } 9003 } 9004 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9005 } 9006 9007 public final void addProvider(PackageParser.Provider p) { 9008 if (mProviders.containsKey(p.getComponentName())) { 9009 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9010 return; 9011 } 9012 9013 mProviders.put(p.getComponentName(), p); 9014 if (DEBUG_SHOW_INFO) { 9015 Log.v(TAG, " " 9016 + (p.info.nonLocalizedLabel != null 9017 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9018 Log.v(TAG, " Class=" + p.info.name); 9019 } 9020 final int NI = p.intents.size(); 9021 int j; 9022 for (j = 0; j < NI; j++) { 9023 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9024 if (DEBUG_SHOW_INFO) { 9025 Log.v(TAG, " IntentFilter:"); 9026 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9027 } 9028 if (!intent.debugCheck()) { 9029 Log.w(TAG, "==> For Provider " + p.info.name); 9030 } 9031 addFilter(intent); 9032 } 9033 } 9034 9035 public final void removeProvider(PackageParser.Provider p) { 9036 mProviders.remove(p.getComponentName()); 9037 if (DEBUG_SHOW_INFO) { 9038 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9039 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9040 Log.v(TAG, " Class=" + p.info.name); 9041 } 9042 final int NI = p.intents.size(); 9043 int j; 9044 for (j = 0; j < NI; j++) { 9045 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9046 if (DEBUG_SHOW_INFO) { 9047 Log.v(TAG, " IntentFilter:"); 9048 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9049 } 9050 removeFilter(intent); 9051 } 9052 } 9053 9054 @Override 9055 protected boolean allowFilterResult( 9056 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9057 ProviderInfo filterPi = filter.provider.info; 9058 for (int i = dest.size() - 1; i >= 0; i--) { 9059 ProviderInfo destPi = dest.get(i).providerInfo; 9060 if (destPi.name == filterPi.name 9061 && destPi.packageName == filterPi.packageName) { 9062 return false; 9063 } 9064 } 9065 return true; 9066 } 9067 9068 @Override 9069 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9070 return new PackageParser.ProviderIntentInfo[size]; 9071 } 9072 9073 @Override 9074 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9075 if (!sUserManager.exists(userId)) 9076 return true; 9077 PackageParser.Package p = filter.provider.owner; 9078 if (p != null) { 9079 PackageSetting ps = (PackageSetting) p.mExtras; 9080 if (ps != null) { 9081 // System apps are never considered stopped for purposes of 9082 // filtering, because there may be no way for the user to 9083 // actually re-launch them. 9084 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9085 && ps.getStopped(userId); 9086 } 9087 } 9088 return false; 9089 } 9090 9091 @Override 9092 protected boolean isPackageForFilter(String packageName, 9093 PackageParser.ProviderIntentInfo info) { 9094 return packageName.equals(info.provider.owner.packageName); 9095 } 9096 9097 @Override 9098 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9099 int match, int userId) { 9100 if (!sUserManager.exists(userId)) 9101 return null; 9102 final PackageParser.ProviderIntentInfo info = filter; 9103 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9104 return null; 9105 } 9106 final PackageParser.Provider provider = info.provider; 9107 if (mSafeMode && (provider.info.applicationInfo.flags 9108 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9109 return null; 9110 } 9111 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9112 if (ps == null) { 9113 return null; 9114 } 9115 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9116 ps.readUserState(userId), userId); 9117 if (pi == null) { 9118 return null; 9119 } 9120 final ResolveInfo res = new ResolveInfo(); 9121 res.providerInfo = pi; 9122 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9123 res.filter = filter; 9124 } 9125 res.priority = info.getPriority(); 9126 res.preferredOrder = provider.owner.mPreferredOrder; 9127 res.match = match; 9128 res.isDefault = info.hasDefault; 9129 res.labelRes = info.labelRes; 9130 res.nonLocalizedLabel = info.nonLocalizedLabel; 9131 res.icon = info.icon; 9132 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9133 return res; 9134 } 9135 9136 @Override 9137 protected void sortResults(List<ResolveInfo> results) { 9138 Collections.sort(results, mResolvePrioritySorter); 9139 } 9140 9141 @Override 9142 protected void dumpFilter(PrintWriter out, String prefix, 9143 PackageParser.ProviderIntentInfo filter) { 9144 out.print(prefix); 9145 out.print( 9146 Integer.toHexString(System.identityHashCode(filter.provider))); 9147 out.print(' '); 9148 filter.provider.printComponentShortName(out); 9149 out.print(" filter "); 9150 out.println(Integer.toHexString(System.identityHashCode(filter))); 9151 } 9152 9153 @Override 9154 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9155 return filter.provider; 9156 } 9157 9158 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9159 PackageParser.Provider provider = (PackageParser.Provider)label; 9160 out.print(prefix); out.print( 9161 Integer.toHexString(System.identityHashCode(provider))); 9162 out.print(' '); 9163 provider.printComponentShortName(out); 9164 if (count > 1) { 9165 out.print(" ("); out.print(count); out.print(" filters)"); 9166 } 9167 out.println(); 9168 } 9169 9170 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9171 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9172 private int mFlags; 9173 }; 9174 9175 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9176 new Comparator<ResolveInfo>() { 9177 public int compare(ResolveInfo r1, ResolveInfo r2) { 9178 int v1 = r1.priority; 9179 int v2 = r2.priority; 9180 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9181 if (v1 != v2) { 9182 return (v1 > v2) ? -1 : 1; 9183 } 9184 v1 = r1.preferredOrder; 9185 v2 = r2.preferredOrder; 9186 if (v1 != v2) { 9187 return (v1 > v2) ? -1 : 1; 9188 } 9189 if (r1.isDefault != r2.isDefault) { 9190 return r1.isDefault ? -1 : 1; 9191 } 9192 v1 = r1.match; 9193 v2 = r2.match; 9194 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9195 if (v1 != v2) { 9196 return (v1 > v2) ? -1 : 1; 9197 } 9198 if (r1.system != r2.system) { 9199 return r1.system ? -1 : 1; 9200 } 9201 return 0; 9202 } 9203 }; 9204 9205 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9206 new Comparator<ProviderInfo>() { 9207 public int compare(ProviderInfo p1, ProviderInfo p2) { 9208 final int v1 = p1.initOrder; 9209 final int v2 = p2.initOrder; 9210 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9211 } 9212 }; 9213 9214 final void sendPackageBroadcast(final String action, final String pkg, 9215 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9216 final int[] userIds) { 9217 mHandler.post(new Runnable() { 9218 @Override 9219 public void run() { 9220 try { 9221 final IActivityManager am = ActivityManagerNative.getDefault(); 9222 if (am == null) return; 9223 final int[] resolvedUserIds; 9224 if (userIds == null) { 9225 resolvedUserIds = am.getRunningUserIds(); 9226 } else { 9227 resolvedUserIds = userIds; 9228 } 9229 for (int id : resolvedUserIds) { 9230 final Intent intent = new Intent(action, 9231 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9232 if (extras != null) { 9233 intent.putExtras(extras); 9234 } 9235 if (targetPkg != null) { 9236 intent.setPackage(targetPkg); 9237 } 9238 // Modify the UID when posting to other users 9239 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9240 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9241 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9242 intent.putExtra(Intent.EXTRA_UID, uid); 9243 } 9244 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9245 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9246 if (DEBUG_BROADCASTS) { 9247 RuntimeException here = new RuntimeException("here"); 9248 here.fillInStackTrace(); 9249 Slog.d(TAG, "Sending to user " + id + ": " 9250 + intent.toShortString(false, true, false, false) 9251 + " " + intent.getExtras(), here); 9252 } 9253 am.broadcastIntent(null, intent, null, finishedReceiver, 9254 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9255 null, finishedReceiver != null, false, id); 9256 } 9257 } catch (RemoteException ex) { 9258 } 9259 } 9260 }); 9261 } 9262 9263 /** 9264 * Check if the external storage media is available. This is true if there 9265 * is a mounted external storage medium or if the external storage is 9266 * emulated. 9267 */ 9268 private boolean isExternalMediaAvailable() { 9269 return mMediaMounted || Environment.isExternalStorageEmulated(); 9270 } 9271 9272 @Override 9273 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9274 // writer 9275 synchronized (mPackages) { 9276 if (!isExternalMediaAvailable()) { 9277 // If the external storage is no longer mounted at this point, 9278 // the caller may not have been able to delete all of this 9279 // packages files and can not delete any more. Bail. 9280 return null; 9281 } 9282 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9283 if (lastPackage != null) { 9284 pkgs.remove(lastPackage); 9285 } 9286 if (pkgs.size() > 0) { 9287 return pkgs.get(0); 9288 } 9289 } 9290 return null; 9291 } 9292 9293 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9294 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9295 userId, andCode ? 1 : 0, packageName); 9296 if (mSystemReady) { 9297 msg.sendToTarget(); 9298 } else { 9299 if (mPostSystemReadyMessages == null) { 9300 mPostSystemReadyMessages = new ArrayList<>(); 9301 } 9302 mPostSystemReadyMessages.add(msg); 9303 } 9304 } 9305 9306 void startCleaningPackages() { 9307 // reader 9308 synchronized (mPackages) { 9309 if (!isExternalMediaAvailable()) { 9310 return; 9311 } 9312 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9313 return; 9314 } 9315 } 9316 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9317 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9318 IActivityManager am = ActivityManagerNative.getDefault(); 9319 if (am != null) { 9320 try { 9321 am.startService(null, intent, null, mContext.getOpPackageName(), 9322 UserHandle.USER_OWNER); 9323 } catch (RemoteException e) { 9324 } 9325 } 9326 } 9327 9328 @Override 9329 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9330 int installFlags, String installerPackageName, VerificationParams verificationParams, 9331 String packageAbiOverride) { 9332 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9333 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9334 } 9335 9336 @Override 9337 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9338 int installFlags, String installerPackageName, VerificationParams verificationParams, 9339 String packageAbiOverride, int userId) { 9340 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9341 9342 final int callingUid = Binder.getCallingUid(); 9343 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9344 9345 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9346 try { 9347 if (observer != null) { 9348 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9349 } 9350 } catch (RemoteException re) { 9351 } 9352 return; 9353 } 9354 9355 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9356 installFlags |= PackageManager.INSTALL_FROM_ADB; 9357 9358 } else { 9359 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9360 // about installerPackageName. 9361 9362 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9363 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9364 } 9365 9366 UserHandle user; 9367 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9368 user = UserHandle.ALL; 9369 } else { 9370 user = new UserHandle(userId); 9371 } 9372 9373 // Only system components can circumvent runtime permissions when installing. 9374 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9375 && mContext.checkCallingOrSelfPermission(Manifest.permission 9376 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9377 throw new SecurityException("You need the " 9378 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9379 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9380 } 9381 9382 verificationParams.setInstallerUid(callingUid); 9383 9384 final File originFile = new File(originPath); 9385 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9386 9387 final Message msg = mHandler.obtainMessage(INIT_COPY); 9388 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9389 null, verificationParams, user, packageAbiOverride); 9390 mHandler.sendMessage(msg); 9391 } 9392 9393 void installStage(String packageName, File stagedDir, String stagedCid, 9394 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9395 String installerPackageName, int installerUid, UserHandle user) { 9396 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9397 params.referrerUri, installerUid, null); 9398 verifParams.setInstallerUid(installerUid); 9399 9400 final OriginInfo origin; 9401 if (stagedDir != null) { 9402 origin = OriginInfo.fromStagedFile(stagedDir); 9403 } else { 9404 origin = OriginInfo.fromStagedContainer(stagedCid); 9405 } 9406 9407 final Message msg = mHandler.obtainMessage(INIT_COPY); 9408 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9409 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9410 mHandler.sendMessage(msg); 9411 } 9412 9413 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9414 Bundle extras = new Bundle(1); 9415 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9416 9417 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9418 packageName, extras, null, null, new int[] {userId}); 9419 try { 9420 IActivityManager am = ActivityManagerNative.getDefault(); 9421 final boolean isSystem = 9422 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9423 if (isSystem && am.isUserRunning(userId, false)) { 9424 // The just-installed/enabled app is bundled on the system, so presumed 9425 // to be able to run automatically without needing an explicit launch. 9426 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9427 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9428 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9429 .setPackage(packageName); 9430 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9431 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9432 } 9433 } catch (RemoteException e) { 9434 // shouldn't happen 9435 Slog.w(TAG, "Unable to bootstrap installed package", e); 9436 } 9437 } 9438 9439 @Override 9440 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9441 int userId) { 9442 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9443 PackageSetting pkgSetting; 9444 final int uid = Binder.getCallingUid(); 9445 enforceCrossUserPermission(uid, userId, true, true, 9446 "setApplicationHiddenSetting for user " + userId); 9447 9448 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9449 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9450 return false; 9451 } 9452 9453 long callingId = Binder.clearCallingIdentity(); 9454 try { 9455 boolean sendAdded = false; 9456 boolean sendRemoved = false; 9457 // writer 9458 synchronized (mPackages) { 9459 pkgSetting = mSettings.mPackages.get(packageName); 9460 if (pkgSetting == null) { 9461 return false; 9462 } 9463 if (pkgSetting.getHidden(userId) != hidden) { 9464 pkgSetting.setHidden(hidden, userId); 9465 mSettings.writePackageRestrictionsLPr(userId); 9466 if (hidden) { 9467 sendRemoved = true; 9468 } else { 9469 sendAdded = true; 9470 } 9471 } 9472 } 9473 if (sendAdded) { 9474 sendPackageAddedForUser(packageName, pkgSetting, userId); 9475 return true; 9476 } 9477 if (sendRemoved) { 9478 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9479 "hiding pkg"); 9480 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9481 } 9482 } finally { 9483 Binder.restoreCallingIdentity(callingId); 9484 } 9485 return false; 9486 } 9487 9488 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9489 int userId) { 9490 final PackageRemovedInfo info = new PackageRemovedInfo(); 9491 info.removedPackage = packageName; 9492 info.removedUsers = new int[] {userId}; 9493 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9494 info.sendBroadcast(false, false, false); 9495 } 9496 9497 /** 9498 * Returns true if application is not found or there was an error. Otherwise it returns 9499 * the hidden state of the package for the given user. 9500 */ 9501 @Override 9502 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9503 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9504 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9505 false, "getApplicationHidden for user " + userId); 9506 PackageSetting pkgSetting; 9507 long callingId = Binder.clearCallingIdentity(); 9508 try { 9509 // writer 9510 synchronized (mPackages) { 9511 pkgSetting = mSettings.mPackages.get(packageName); 9512 if (pkgSetting == null) { 9513 return true; 9514 } 9515 return pkgSetting.getHidden(userId); 9516 } 9517 } finally { 9518 Binder.restoreCallingIdentity(callingId); 9519 } 9520 } 9521 9522 /** 9523 * @hide 9524 */ 9525 @Override 9526 public int installExistingPackageAsUser(String packageName, int userId) { 9527 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9528 null); 9529 PackageSetting pkgSetting; 9530 final int uid = Binder.getCallingUid(); 9531 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9532 + userId); 9533 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9534 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9535 } 9536 9537 long callingId = Binder.clearCallingIdentity(); 9538 try { 9539 boolean sendAdded = false; 9540 9541 // writer 9542 synchronized (mPackages) { 9543 pkgSetting = mSettings.mPackages.get(packageName); 9544 if (pkgSetting == null) { 9545 return PackageManager.INSTALL_FAILED_INVALID_URI; 9546 } 9547 if (!pkgSetting.getInstalled(userId)) { 9548 pkgSetting.setInstalled(true, userId); 9549 pkgSetting.setHidden(false, userId); 9550 mSettings.writePackageRestrictionsLPr(userId); 9551 sendAdded = true; 9552 } 9553 } 9554 9555 if (sendAdded) { 9556 sendPackageAddedForUser(packageName, pkgSetting, userId); 9557 } 9558 } finally { 9559 Binder.restoreCallingIdentity(callingId); 9560 } 9561 9562 return PackageManager.INSTALL_SUCCEEDED; 9563 } 9564 9565 boolean isUserRestricted(int userId, String restrictionKey) { 9566 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9567 if (restrictions.getBoolean(restrictionKey, false)) { 9568 Log.w(TAG, "User is restricted: " + restrictionKey); 9569 return true; 9570 } 9571 return false; 9572 } 9573 9574 @Override 9575 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9576 mContext.enforceCallingOrSelfPermission( 9577 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9578 "Only package verification agents can verify applications"); 9579 9580 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9581 final PackageVerificationResponse response = new PackageVerificationResponse( 9582 verificationCode, Binder.getCallingUid()); 9583 msg.arg1 = id; 9584 msg.obj = response; 9585 mHandler.sendMessage(msg); 9586 } 9587 9588 @Override 9589 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9590 long millisecondsToDelay) { 9591 mContext.enforceCallingOrSelfPermission( 9592 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9593 "Only package verification agents can extend verification timeouts"); 9594 9595 final PackageVerificationState state = mPendingVerification.get(id); 9596 final PackageVerificationResponse response = new PackageVerificationResponse( 9597 verificationCodeAtTimeout, Binder.getCallingUid()); 9598 9599 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9600 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9601 } 9602 if (millisecondsToDelay < 0) { 9603 millisecondsToDelay = 0; 9604 } 9605 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9606 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9607 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9608 } 9609 9610 if ((state != null) && !state.timeoutExtended()) { 9611 state.extendTimeout(); 9612 9613 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9614 msg.arg1 = id; 9615 msg.obj = response; 9616 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9617 } 9618 } 9619 9620 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9621 int verificationCode, UserHandle user) { 9622 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9623 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9624 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9625 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9626 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9627 9628 mContext.sendBroadcastAsUser(intent, user, 9629 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9630 } 9631 9632 private ComponentName matchComponentForVerifier(String packageName, 9633 List<ResolveInfo> receivers) { 9634 ActivityInfo targetReceiver = null; 9635 9636 final int NR = receivers.size(); 9637 for (int i = 0; i < NR; i++) { 9638 final ResolveInfo info = receivers.get(i); 9639 if (info.activityInfo == null) { 9640 continue; 9641 } 9642 9643 if (packageName.equals(info.activityInfo.packageName)) { 9644 targetReceiver = info.activityInfo; 9645 break; 9646 } 9647 } 9648 9649 if (targetReceiver == null) { 9650 return null; 9651 } 9652 9653 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9654 } 9655 9656 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9657 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9658 if (pkgInfo.verifiers.length == 0) { 9659 return null; 9660 } 9661 9662 final int N = pkgInfo.verifiers.length; 9663 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9664 for (int i = 0; i < N; i++) { 9665 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9666 9667 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9668 receivers); 9669 if (comp == null) { 9670 continue; 9671 } 9672 9673 final int verifierUid = getUidForVerifier(verifierInfo); 9674 if (verifierUid == -1) { 9675 continue; 9676 } 9677 9678 if (DEBUG_VERIFY) { 9679 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9680 + " with the correct signature"); 9681 } 9682 sufficientVerifiers.add(comp); 9683 verificationState.addSufficientVerifier(verifierUid); 9684 } 9685 9686 return sufficientVerifiers; 9687 } 9688 9689 private int getUidForVerifier(VerifierInfo verifierInfo) { 9690 synchronized (mPackages) { 9691 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9692 if (pkg == null) { 9693 return -1; 9694 } else if (pkg.mSignatures.length != 1) { 9695 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9696 + " has more than one signature; ignoring"); 9697 return -1; 9698 } 9699 9700 /* 9701 * If the public key of the package's signature does not match 9702 * our expected public key, then this is a different package and 9703 * we should skip. 9704 */ 9705 9706 final byte[] expectedPublicKey; 9707 try { 9708 final Signature verifierSig = pkg.mSignatures[0]; 9709 final PublicKey publicKey = verifierSig.getPublicKey(); 9710 expectedPublicKey = publicKey.getEncoded(); 9711 } catch (CertificateException e) { 9712 return -1; 9713 } 9714 9715 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9716 9717 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9718 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9719 + " does not have the expected public key; ignoring"); 9720 return -1; 9721 } 9722 9723 return pkg.applicationInfo.uid; 9724 } 9725 } 9726 9727 @Override 9728 public void finishPackageInstall(int token) { 9729 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9730 9731 if (DEBUG_INSTALL) { 9732 Slog.v(TAG, "BM finishing package install for " + token); 9733 } 9734 9735 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9736 mHandler.sendMessage(msg); 9737 } 9738 9739 /** 9740 * Get the verification agent timeout. 9741 * 9742 * @return verification timeout in milliseconds 9743 */ 9744 private long getVerificationTimeout() { 9745 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9746 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9747 DEFAULT_VERIFICATION_TIMEOUT); 9748 } 9749 9750 /** 9751 * Get the default verification agent response code. 9752 * 9753 * @return default verification response code 9754 */ 9755 private int getDefaultVerificationResponse() { 9756 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9757 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9758 DEFAULT_VERIFICATION_RESPONSE); 9759 } 9760 9761 /** 9762 * Check whether or not package verification has been enabled. 9763 * 9764 * @return true if verification should be performed 9765 */ 9766 private boolean isVerificationEnabled(int userId, int installFlags) { 9767 if (!DEFAULT_VERIFY_ENABLE) { 9768 return false; 9769 } 9770 9771 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9772 9773 // Check if installing from ADB 9774 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9775 // Do not run verification in a test harness environment 9776 if (ActivityManager.isRunningInTestHarness()) { 9777 return false; 9778 } 9779 if (ensureVerifyAppsEnabled) { 9780 return true; 9781 } 9782 // Check if the developer does not want package verification for ADB installs 9783 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9784 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9785 return false; 9786 } 9787 } 9788 9789 if (ensureVerifyAppsEnabled) { 9790 return true; 9791 } 9792 9793 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9794 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9795 } 9796 9797 @Override 9798 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9799 throws RemoteException { 9800 mContext.enforceCallingOrSelfPermission( 9801 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9802 "Only intentfilter verification agents can verify applications"); 9803 9804 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9805 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9806 Binder.getCallingUid(), verificationCode, failedDomains); 9807 msg.arg1 = id; 9808 msg.obj = response; 9809 mHandler.sendMessage(msg); 9810 } 9811 9812 @Override 9813 public int getIntentVerificationStatus(String packageName, int userId) { 9814 synchronized (mPackages) { 9815 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9816 } 9817 } 9818 9819 @Override 9820 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9821 mContext.enforceCallingOrSelfPermission( 9822 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9823 9824 boolean result = false; 9825 synchronized (mPackages) { 9826 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9827 } 9828 if (result) { 9829 scheduleWritePackageRestrictionsLocked(userId); 9830 } 9831 return result; 9832 } 9833 9834 @Override 9835 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9836 synchronized (mPackages) { 9837 return mSettings.getIntentFilterVerificationsLPr(packageName); 9838 } 9839 } 9840 9841 @Override 9842 public List<IntentFilter> getAllIntentFilters(String packageName) { 9843 if (TextUtils.isEmpty(packageName)) { 9844 return Collections.<IntentFilter>emptyList(); 9845 } 9846 synchronized (mPackages) { 9847 PackageParser.Package pkg = mPackages.get(packageName); 9848 if (pkg == null || pkg.activities == null) { 9849 return Collections.<IntentFilter>emptyList(); 9850 } 9851 final int count = pkg.activities.size(); 9852 ArrayList<IntentFilter> result = new ArrayList<>(); 9853 for (int n=0; n<count; n++) { 9854 PackageParser.Activity activity = pkg.activities.get(n); 9855 if (activity.intents != null || activity.intents.size() > 0) { 9856 result.addAll(activity.intents); 9857 } 9858 } 9859 return result; 9860 } 9861 } 9862 9863 @Override 9864 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9865 mContext.enforceCallingOrSelfPermission( 9866 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9867 9868 synchronized (mPackages) { 9869 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9870 if (packageName != null) { 9871 result |= updateIntentVerificationStatus(packageName, 9872 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9873 UserHandle.myUserId()); 9874 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9875 packageName, userId); 9876 } 9877 return result; 9878 } 9879 } 9880 9881 @Override 9882 public String getDefaultBrowserPackageName(int userId) { 9883 synchronized (mPackages) { 9884 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9885 } 9886 } 9887 9888 /** 9889 * Get the "allow unknown sources" setting. 9890 * 9891 * @return the current "allow unknown sources" setting 9892 */ 9893 private int getUnknownSourcesSettings() { 9894 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9895 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9896 -1); 9897 } 9898 9899 @Override 9900 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9901 final int uid = Binder.getCallingUid(); 9902 // writer 9903 synchronized (mPackages) { 9904 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9905 if (targetPackageSetting == null) { 9906 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9907 } 9908 9909 PackageSetting installerPackageSetting; 9910 if (installerPackageName != null) { 9911 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9912 if (installerPackageSetting == null) { 9913 throw new IllegalArgumentException("Unknown installer package: " 9914 + installerPackageName); 9915 } 9916 } else { 9917 installerPackageSetting = null; 9918 } 9919 9920 Signature[] callerSignature; 9921 Object obj = mSettings.getUserIdLPr(uid); 9922 if (obj != null) { 9923 if (obj instanceof SharedUserSetting) { 9924 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9925 } else if (obj instanceof PackageSetting) { 9926 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9927 } else { 9928 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9929 } 9930 } else { 9931 throw new SecurityException("Unknown calling uid " + uid); 9932 } 9933 9934 // Verify: can't set installerPackageName to a package that is 9935 // not signed with the same cert as the caller. 9936 if (installerPackageSetting != null) { 9937 if (compareSignatures(callerSignature, 9938 installerPackageSetting.signatures.mSignatures) 9939 != PackageManager.SIGNATURE_MATCH) { 9940 throw new SecurityException( 9941 "Caller does not have same cert as new installer package " 9942 + installerPackageName); 9943 } 9944 } 9945 9946 // Verify: if target already has an installer package, it must 9947 // be signed with the same cert as the caller. 9948 if (targetPackageSetting.installerPackageName != null) { 9949 PackageSetting setting = mSettings.mPackages.get( 9950 targetPackageSetting.installerPackageName); 9951 // If the currently set package isn't valid, then it's always 9952 // okay to change it. 9953 if (setting != null) { 9954 if (compareSignatures(callerSignature, 9955 setting.signatures.mSignatures) 9956 != PackageManager.SIGNATURE_MATCH) { 9957 throw new SecurityException( 9958 "Caller does not have same cert as old installer package " 9959 + targetPackageSetting.installerPackageName); 9960 } 9961 } 9962 } 9963 9964 // Okay! 9965 targetPackageSetting.installerPackageName = installerPackageName; 9966 scheduleWriteSettingsLocked(); 9967 } 9968 } 9969 9970 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9971 // Queue up an async operation since the package installation may take a little while. 9972 mHandler.post(new Runnable() { 9973 public void run() { 9974 mHandler.removeCallbacks(this); 9975 // Result object to be returned 9976 PackageInstalledInfo res = new PackageInstalledInfo(); 9977 res.returnCode = currentStatus; 9978 res.uid = -1; 9979 res.pkg = null; 9980 res.removedInfo = new PackageRemovedInfo(); 9981 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9982 args.doPreInstall(res.returnCode); 9983 synchronized (mInstallLock) { 9984 installPackageLI(args, res); 9985 } 9986 args.doPostInstall(res.returnCode, res.uid); 9987 } 9988 9989 // A restore should be performed at this point if (a) the install 9990 // succeeded, (b) the operation is not an update, and (c) the new 9991 // package has not opted out of backup participation. 9992 final boolean update = res.removedInfo.removedPackage != null; 9993 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9994 boolean doRestore = !update 9995 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9996 9997 // Set up the post-install work request bookkeeping. This will be used 9998 // and cleaned up by the post-install event handling regardless of whether 9999 // there's a restore pass performed. Token values are >= 1. 10000 int token; 10001 if (mNextInstallToken < 0) mNextInstallToken = 1; 10002 token = mNextInstallToken++; 10003 10004 PostInstallData data = new PostInstallData(args, res); 10005 mRunningInstalls.put(token, data); 10006 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10007 10008 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10009 // Pass responsibility to the Backup Manager. It will perform a 10010 // restore if appropriate, then pass responsibility back to the 10011 // Package Manager to run the post-install observer callbacks 10012 // and broadcasts. 10013 IBackupManager bm = IBackupManager.Stub.asInterface( 10014 ServiceManager.getService(Context.BACKUP_SERVICE)); 10015 if (bm != null) { 10016 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10017 + " to BM for possible restore"); 10018 try { 10019 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10020 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10021 } else { 10022 doRestore = false; 10023 } 10024 } catch (RemoteException e) { 10025 // can't happen; the backup manager is local 10026 } catch (Exception e) { 10027 Slog.e(TAG, "Exception trying to enqueue restore", e); 10028 doRestore = false; 10029 } 10030 } else { 10031 Slog.e(TAG, "Backup Manager not found!"); 10032 doRestore = false; 10033 } 10034 } 10035 10036 if (!doRestore) { 10037 // No restore possible, or the Backup Manager was mysteriously not 10038 // available -- just fire the post-install work request directly. 10039 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10040 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10041 mHandler.sendMessage(msg); 10042 } 10043 } 10044 }); 10045 } 10046 10047 private abstract class HandlerParams { 10048 private static final int MAX_RETRIES = 4; 10049 10050 /** 10051 * Number of times startCopy() has been attempted and had a non-fatal 10052 * error. 10053 */ 10054 private int mRetries = 0; 10055 10056 /** User handle for the user requesting the information or installation. */ 10057 private final UserHandle mUser; 10058 10059 HandlerParams(UserHandle user) { 10060 mUser = user; 10061 } 10062 10063 UserHandle getUser() { 10064 return mUser; 10065 } 10066 10067 final boolean startCopy() { 10068 boolean res; 10069 try { 10070 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10071 10072 if (++mRetries > MAX_RETRIES) { 10073 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10074 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10075 handleServiceError(); 10076 return false; 10077 } else { 10078 handleStartCopy(); 10079 res = true; 10080 } 10081 } catch (RemoteException e) { 10082 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10083 mHandler.sendEmptyMessage(MCS_RECONNECT); 10084 res = false; 10085 } 10086 handleReturnCode(); 10087 return res; 10088 } 10089 10090 final void serviceError() { 10091 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10092 handleServiceError(); 10093 handleReturnCode(); 10094 } 10095 10096 abstract void handleStartCopy() throws RemoteException; 10097 abstract void handleServiceError(); 10098 abstract void handleReturnCode(); 10099 } 10100 10101 class MeasureParams extends HandlerParams { 10102 private final PackageStats mStats; 10103 private boolean mSuccess; 10104 10105 private final IPackageStatsObserver mObserver; 10106 10107 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10108 super(new UserHandle(stats.userHandle)); 10109 mObserver = observer; 10110 mStats = stats; 10111 } 10112 10113 @Override 10114 public String toString() { 10115 return "MeasureParams{" 10116 + Integer.toHexString(System.identityHashCode(this)) 10117 + " " + mStats.packageName + "}"; 10118 } 10119 10120 @Override 10121 void handleStartCopy() throws RemoteException { 10122 synchronized (mInstallLock) { 10123 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10124 } 10125 10126 if (mSuccess) { 10127 final boolean mounted; 10128 if (Environment.isExternalStorageEmulated()) { 10129 mounted = true; 10130 } else { 10131 final String status = Environment.getExternalStorageState(); 10132 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10133 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10134 } 10135 10136 if (mounted) { 10137 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10138 10139 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10140 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10141 10142 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10143 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10144 10145 // Always subtract cache size, since it's a subdirectory 10146 mStats.externalDataSize -= mStats.externalCacheSize; 10147 10148 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10149 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10150 10151 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10152 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10153 } 10154 } 10155 } 10156 10157 @Override 10158 void handleReturnCode() { 10159 if (mObserver != null) { 10160 try { 10161 mObserver.onGetStatsCompleted(mStats, mSuccess); 10162 } catch (RemoteException e) { 10163 Slog.i(TAG, "Observer no longer exists."); 10164 } 10165 } 10166 } 10167 10168 @Override 10169 void handleServiceError() { 10170 Slog.e(TAG, "Could not measure application " + mStats.packageName 10171 + " external storage"); 10172 } 10173 } 10174 10175 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10176 throws RemoteException { 10177 long result = 0; 10178 for (File path : paths) { 10179 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10180 } 10181 return result; 10182 } 10183 10184 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10185 for (File path : paths) { 10186 try { 10187 mcs.clearDirectory(path.getAbsolutePath()); 10188 } catch (RemoteException e) { 10189 } 10190 } 10191 } 10192 10193 static class OriginInfo { 10194 /** 10195 * Location where install is coming from, before it has been 10196 * copied/renamed into place. This could be a single monolithic APK 10197 * file, or a cluster directory. This location may be untrusted. 10198 */ 10199 final File file; 10200 final String cid; 10201 10202 /** 10203 * Flag indicating that {@link #file} or {@link #cid} has already been 10204 * staged, meaning downstream users don't need to defensively copy the 10205 * contents. 10206 */ 10207 final boolean staged; 10208 10209 /** 10210 * Flag indicating that {@link #file} or {@link #cid} is an already 10211 * installed app that is being moved. 10212 */ 10213 final boolean existing; 10214 10215 final String resolvedPath; 10216 final File resolvedFile; 10217 10218 static OriginInfo fromNothing() { 10219 return new OriginInfo(null, null, false, false); 10220 } 10221 10222 static OriginInfo fromUntrustedFile(File file) { 10223 return new OriginInfo(file, null, false, false); 10224 } 10225 10226 static OriginInfo fromExistingFile(File file) { 10227 return new OriginInfo(file, null, false, true); 10228 } 10229 10230 static OriginInfo fromStagedFile(File file) { 10231 return new OriginInfo(file, null, true, false); 10232 } 10233 10234 static OriginInfo fromStagedContainer(String cid) { 10235 return new OriginInfo(null, cid, true, false); 10236 } 10237 10238 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10239 this.file = file; 10240 this.cid = cid; 10241 this.staged = staged; 10242 this.existing = existing; 10243 10244 if (cid != null) { 10245 resolvedPath = PackageHelper.getSdDir(cid); 10246 resolvedFile = new File(resolvedPath); 10247 } else if (file != null) { 10248 resolvedPath = file.getAbsolutePath(); 10249 resolvedFile = file; 10250 } else { 10251 resolvedPath = null; 10252 resolvedFile = null; 10253 } 10254 } 10255 } 10256 10257 class MoveInfo { 10258 final int moveId; 10259 final String fromUuid; 10260 final String toUuid; 10261 final String packageName; 10262 final String dataAppName; 10263 final int appId; 10264 final String seinfo; 10265 10266 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10267 String dataAppName, int appId, String seinfo) { 10268 this.moveId = moveId; 10269 this.fromUuid = fromUuid; 10270 this.toUuid = toUuid; 10271 this.packageName = packageName; 10272 this.dataAppName = dataAppName; 10273 this.appId = appId; 10274 this.seinfo = seinfo; 10275 } 10276 } 10277 10278 class InstallParams extends HandlerParams { 10279 final OriginInfo origin; 10280 final MoveInfo move; 10281 final IPackageInstallObserver2 observer; 10282 int installFlags; 10283 final String installerPackageName; 10284 final String volumeUuid; 10285 final VerificationParams verificationParams; 10286 private InstallArgs mArgs; 10287 private int mRet; 10288 final String packageAbiOverride; 10289 10290 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10291 int installFlags, String installerPackageName, String volumeUuid, 10292 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10293 super(user); 10294 this.origin = origin; 10295 this.move = move; 10296 this.observer = observer; 10297 this.installFlags = installFlags; 10298 this.installerPackageName = installerPackageName; 10299 this.volumeUuid = volumeUuid; 10300 this.verificationParams = verificationParams; 10301 this.packageAbiOverride = packageAbiOverride; 10302 } 10303 10304 @Override 10305 public String toString() { 10306 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10307 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10308 } 10309 10310 public ManifestDigest getManifestDigest() { 10311 if (verificationParams == null) { 10312 return null; 10313 } 10314 return verificationParams.getManifestDigest(); 10315 } 10316 10317 private int installLocationPolicy(PackageInfoLite pkgLite) { 10318 String packageName = pkgLite.packageName; 10319 int installLocation = pkgLite.installLocation; 10320 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10321 // reader 10322 synchronized (mPackages) { 10323 PackageParser.Package pkg = mPackages.get(packageName); 10324 if (pkg != null) { 10325 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10326 // Check for downgrading. 10327 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10328 try { 10329 checkDowngrade(pkg, pkgLite); 10330 } catch (PackageManagerException e) { 10331 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10332 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10333 } 10334 } 10335 // Check for updated system application. 10336 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10337 if (onSd) { 10338 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10339 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10340 } 10341 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10342 } else { 10343 if (onSd) { 10344 // Install flag overrides everything. 10345 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10346 } 10347 // If current upgrade specifies particular preference 10348 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10349 // Application explicitly specified internal. 10350 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10351 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10352 // App explictly prefers external. Let policy decide 10353 } else { 10354 // Prefer previous location 10355 if (isExternal(pkg)) { 10356 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10357 } 10358 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10359 } 10360 } 10361 } else { 10362 // Invalid install. Return error code 10363 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10364 } 10365 } 10366 } 10367 // All the special cases have been taken care of. 10368 // Return result based on recommended install location. 10369 if (onSd) { 10370 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10371 } 10372 return pkgLite.recommendedInstallLocation; 10373 } 10374 10375 /* 10376 * Invoke remote method to get package information and install 10377 * location values. Override install location based on default 10378 * policy if needed and then create install arguments based 10379 * on the install location. 10380 */ 10381 public void handleStartCopy() throws RemoteException { 10382 int ret = PackageManager.INSTALL_SUCCEEDED; 10383 10384 // If we're already staged, we've firmly committed to an install location 10385 if (origin.staged) { 10386 if (origin.file != null) { 10387 installFlags |= PackageManager.INSTALL_INTERNAL; 10388 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10389 } else if (origin.cid != null) { 10390 installFlags |= PackageManager.INSTALL_EXTERNAL; 10391 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10392 } else { 10393 throw new IllegalStateException("Invalid stage location"); 10394 } 10395 } 10396 10397 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10398 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10399 10400 PackageInfoLite pkgLite = null; 10401 10402 if (onInt && onSd) { 10403 // Check if both bits are set. 10404 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10405 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10406 } else { 10407 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10408 packageAbiOverride); 10409 10410 /* 10411 * If we have too little free space, try to free cache 10412 * before giving up. 10413 */ 10414 if (!origin.staged && pkgLite.recommendedInstallLocation 10415 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10416 // TODO: focus freeing disk space on the target device 10417 final StorageManager storage = StorageManager.from(mContext); 10418 final long lowThreshold = storage.getStorageLowBytes( 10419 Environment.getDataDirectory()); 10420 10421 final long sizeBytes = mContainerService.calculateInstalledSize( 10422 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10423 10424 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10425 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10426 installFlags, packageAbiOverride); 10427 } 10428 10429 /* 10430 * The cache free must have deleted the file we 10431 * downloaded to install. 10432 * 10433 * TODO: fix the "freeCache" call to not delete 10434 * the file we care about. 10435 */ 10436 if (pkgLite.recommendedInstallLocation 10437 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10438 pkgLite.recommendedInstallLocation 10439 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10440 } 10441 } 10442 } 10443 10444 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10445 int loc = pkgLite.recommendedInstallLocation; 10446 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10447 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10448 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10449 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10450 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10451 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10452 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10453 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10454 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10455 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10456 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10457 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10458 } else { 10459 // Override with defaults if needed. 10460 loc = installLocationPolicy(pkgLite); 10461 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10462 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10463 } else if (!onSd && !onInt) { 10464 // Override install location with flags 10465 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10466 // Set the flag to install on external media. 10467 installFlags |= PackageManager.INSTALL_EXTERNAL; 10468 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10469 } else { 10470 // Make sure the flag for installing on external 10471 // media is unset 10472 installFlags |= PackageManager.INSTALL_INTERNAL; 10473 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10474 } 10475 } 10476 } 10477 } 10478 10479 final InstallArgs args = createInstallArgs(this); 10480 mArgs = args; 10481 10482 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10483 /* 10484 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10485 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10486 */ 10487 int userIdentifier = getUser().getIdentifier(); 10488 if (userIdentifier == UserHandle.USER_ALL 10489 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10490 userIdentifier = UserHandle.USER_OWNER; 10491 } 10492 10493 /* 10494 * Determine if we have any installed package verifiers. If we 10495 * do, then we'll defer to them to verify the packages. 10496 */ 10497 final int requiredUid = mRequiredVerifierPackage == null ? -1 10498 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10499 if (!origin.existing && requiredUid != -1 10500 && isVerificationEnabled(userIdentifier, installFlags)) { 10501 final Intent verification = new Intent( 10502 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10503 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10504 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10505 PACKAGE_MIME_TYPE); 10506 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10507 10508 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10509 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10510 0 /* TODO: Which userId? */); 10511 10512 if (DEBUG_VERIFY) { 10513 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10514 + verification.toString() + " with " + pkgLite.verifiers.length 10515 + " optional verifiers"); 10516 } 10517 10518 final int verificationId = mPendingVerificationToken++; 10519 10520 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10521 10522 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10523 installerPackageName); 10524 10525 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10526 installFlags); 10527 10528 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10529 pkgLite.packageName); 10530 10531 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10532 pkgLite.versionCode); 10533 10534 if (verificationParams != null) { 10535 if (verificationParams.getVerificationURI() != null) { 10536 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10537 verificationParams.getVerificationURI()); 10538 } 10539 if (verificationParams.getOriginatingURI() != null) { 10540 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10541 verificationParams.getOriginatingURI()); 10542 } 10543 if (verificationParams.getReferrer() != null) { 10544 verification.putExtra(Intent.EXTRA_REFERRER, 10545 verificationParams.getReferrer()); 10546 } 10547 if (verificationParams.getOriginatingUid() >= 0) { 10548 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10549 verificationParams.getOriginatingUid()); 10550 } 10551 if (verificationParams.getInstallerUid() >= 0) { 10552 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10553 verificationParams.getInstallerUid()); 10554 } 10555 } 10556 10557 final PackageVerificationState verificationState = new PackageVerificationState( 10558 requiredUid, args); 10559 10560 mPendingVerification.append(verificationId, verificationState); 10561 10562 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10563 receivers, verificationState); 10564 10565 /* 10566 * If any sufficient verifiers were listed in the package 10567 * manifest, attempt to ask them. 10568 */ 10569 if (sufficientVerifiers != null) { 10570 final int N = sufficientVerifiers.size(); 10571 if (N == 0) { 10572 Slog.i(TAG, "Additional verifiers required, but none installed."); 10573 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10574 } else { 10575 for (int i = 0; i < N; i++) { 10576 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10577 10578 final Intent sufficientIntent = new Intent(verification); 10579 sufficientIntent.setComponent(verifierComponent); 10580 10581 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10582 } 10583 } 10584 } 10585 10586 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10587 mRequiredVerifierPackage, receivers); 10588 if (ret == PackageManager.INSTALL_SUCCEEDED 10589 && mRequiredVerifierPackage != null) { 10590 /* 10591 * Send the intent to the required verification agent, 10592 * but only start the verification timeout after the 10593 * target BroadcastReceivers have run. 10594 */ 10595 verification.setComponent(requiredVerifierComponent); 10596 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10597 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10598 new BroadcastReceiver() { 10599 @Override 10600 public void onReceive(Context context, Intent intent) { 10601 final Message msg = mHandler 10602 .obtainMessage(CHECK_PENDING_VERIFICATION); 10603 msg.arg1 = verificationId; 10604 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10605 } 10606 }, null, 0, null, null); 10607 10608 /* 10609 * We don't want the copy to proceed until verification 10610 * succeeds, so null out this field. 10611 */ 10612 mArgs = null; 10613 } 10614 } else { 10615 /* 10616 * No package verification is enabled, so immediately start 10617 * the remote call to initiate copy using temporary file. 10618 */ 10619 ret = args.copyApk(mContainerService, true); 10620 } 10621 } 10622 10623 mRet = ret; 10624 } 10625 10626 @Override 10627 void handleReturnCode() { 10628 // If mArgs is null, then MCS couldn't be reached. When it 10629 // reconnects, it will try again to install. At that point, this 10630 // will succeed. 10631 if (mArgs != null) { 10632 processPendingInstall(mArgs, mRet); 10633 } 10634 } 10635 10636 @Override 10637 void handleServiceError() { 10638 mArgs = createInstallArgs(this); 10639 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10640 } 10641 10642 public boolean isForwardLocked() { 10643 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10644 } 10645 } 10646 10647 /** 10648 * Used during creation of InstallArgs 10649 * 10650 * @param installFlags package installation flags 10651 * @return true if should be installed on external storage 10652 */ 10653 private static boolean installOnExternalAsec(int installFlags) { 10654 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10655 return false; 10656 } 10657 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10658 return true; 10659 } 10660 return false; 10661 } 10662 10663 /** 10664 * Used during creation of InstallArgs 10665 * 10666 * @param installFlags package installation flags 10667 * @return true if should be installed as forward locked 10668 */ 10669 private static boolean installForwardLocked(int installFlags) { 10670 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10671 } 10672 10673 private InstallArgs createInstallArgs(InstallParams params) { 10674 if (params.move != null) { 10675 return new MoveInstallArgs(params); 10676 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10677 return new AsecInstallArgs(params); 10678 } else { 10679 return new FileInstallArgs(params); 10680 } 10681 } 10682 10683 /** 10684 * Create args that describe an existing installed package. Typically used 10685 * when cleaning up old installs, or used as a move source. 10686 */ 10687 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10688 String resourcePath, String[] instructionSets) { 10689 final boolean isInAsec; 10690 if (installOnExternalAsec(installFlags)) { 10691 /* Apps on SD card are always in ASEC containers. */ 10692 isInAsec = true; 10693 } else if (installForwardLocked(installFlags) 10694 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10695 /* 10696 * Forward-locked apps are only in ASEC containers if they're the 10697 * new style 10698 */ 10699 isInAsec = true; 10700 } else { 10701 isInAsec = false; 10702 } 10703 10704 if (isInAsec) { 10705 return new AsecInstallArgs(codePath, instructionSets, 10706 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10707 } else { 10708 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10709 } 10710 } 10711 10712 static abstract class InstallArgs { 10713 /** @see InstallParams#origin */ 10714 final OriginInfo origin; 10715 /** @see InstallParams#move */ 10716 final MoveInfo move; 10717 10718 final IPackageInstallObserver2 observer; 10719 // Always refers to PackageManager flags only 10720 final int installFlags; 10721 final String installerPackageName; 10722 final String volumeUuid; 10723 final ManifestDigest manifestDigest; 10724 final UserHandle user; 10725 final String abiOverride; 10726 10727 // The list of instruction sets supported by this app. This is currently 10728 // only used during the rmdex() phase to clean up resources. We can get rid of this 10729 // if we move dex files under the common app path. 10730 /* nullable */ String[] instructionSets; 10731 10732 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10733 int installFlags, String installerPackageName, String volumeUuid, 10734 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10735 String abiOverride) { 10736 this.origin = origin; 10737 this.move = move; 10738 this.installFlags = installFlags; 10739 this.observer = observer; 10740 this.installerPackageName = installerPackageName; 10741 this.volumeUuid = volumeUuid; 10742 this.manifestDigest = manifestDigest; 10743 this.user = user; 10744 this.instructionSets = instructionSets; 10745 this.abiOverride = abiOverride; 10746 } 10747 10748 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10749 abstract int doPreInstall(int status); 10750 10751 /** 10752 * Rename package into final resting place. All paths on the given 10753 * scanned package should be updated to reflect the rename. 10754 */ 10755 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10756 abstract int doPostInstall(int status, int uid); 10757 10758 /** @see PackageSettingBase#codePathString */ 10759 abstract String getCodePath(); 10760 /** @see PackageSettingBase#resourcePathString */ 10761 abstract String getResourcePath(); 10762 10763 // Need installer lock especially for dex file removal. 10764 abstract void cleanUpResourcesLI(); 10765 abstract boolean doPostDeleteLI(boolean delete); 10766 10767 /** 10768 * Called before the source arguments are copied. This is used mostly 10769 * for MoveParams when it needs to read the source file to put it in the 10770 * destination. 10771 */ 10772 int doPreCopy() { 10773 return PackageManager.INSTALL_SUCCEEDED; 10774 } 10775 10776 /** 10777 * Called after the source arguments are copied. This is used mostly for 10778 * MoveParams when it needs to read the source file to put it in the 10779 * destination. 10780 * 10781 * @return 10782 */ 10783 int doPostCopy(int uid) { 10784 return PackageManager.INSTALL_SUCCEEDED; 10785 } 10786 10787 protected boolean isFwdLocked() { 10788 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10789 } 10790 10791 protected boolean isExternalAsec() { 10792 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10793 } 10794 10795 UserHandle getUser() { 10796 return user; 10797 } 10798 } 10799 10800 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10801 if (!allCodePaths.isEmpty()) { 10802 if (instructionSets == null) { 10803 throw new IllegalStateException("instructionSet == null"); 10804 } 10805 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10806 for (String codePath : allCodePaths) { 10807 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10808 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10809 if (retCode < 0) { 10810 Slog.w(TAG, "Couldn't remove dex file for package: " 10811 + " at location " + codePath + ", retcode=" + retCode); 10812 // we don't consider this to be a failure of the core package deletion 10813 } 10814 } 10815 } 10816 } 10817 } 10818 10819 /** 10820 * Logic to handle installation of non-ASEC applications, including copying 10821 * and renaming logic. 10822 */ 10823 class FileInstallArgs extends InstallArgs { 10824 private File codeFile; 10825 private File resourceFile; 10826 10827 // Example topology: 10828 // /data/app/com.example/base.apk 10829 // /data/app/com.example/split_foo.apk 10830 // /data/app/com.example/lib/arm/libfoo.so 10831 // /data/app/com.example/lib/arm64/libfoo.so 10832 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10833 10834 /** New install */ 10835 FileInstallArgs(InstallParams params) { 10836 super(params.origin, params.move, params.observer, params.installFlags, 10837 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10838 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10839 if (isFwdLocked()) { 10840 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10841 } 10842 } 10843 10844 /** Existing install */ 10845 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10846 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10847 null); 10848 this.codeFile = (codePath != null) ? new File(codePath) : null; 10849 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10850 } 10851 10852 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10853 if (origin.staged) { 10854 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10855 codeFile = origin.file; 10856 resourceFile = origin.file; 10857 return PackageManager.INSTALL_SUCCEEDED; 10858 } 10859 10860 try { 10861 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10862 codeFile = tempDir; 10863 resourceFile = tempDir; 10864 } catch (IOException e) { 10865 Slog.w(TAG, "Failed to create copy file: " + e); 10866 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10867 } 10868 10869 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10870 @Override 10871 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10872 if (!FileUtils.isValidExtFilename(name)) { 10873 throw new IllegalArgumentException("Invalid filename: " + name); 10874 } 10875 try { 10876 final File file = new File(codeFile, name); 10877 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10878 O_RDWR | O_CREAT, 0644); 10879 Os.chmod(file.getAbsolutePath(), 0644); 10880 return new ParcelFileDescriptor(fd); 10881 } catch (ErrnoException e) { 10882 throw new RemoteException("Failed to open: " + e.getMessage()); 10883 } 10884 } 10885 }; 10886 10887 int ret = PackageManager.INSTALL_SUCCEEDED; 10888 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10889 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10890 Slog.e(TAG, "Failed to copy package"); 10891 return ret; 10892 } 10893 10894 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10895 NativeLibraryHelper.Handle handle = null; 10896 try { 10897 handle = NativeLibraryHelper.Handle.create(codeFile); 10898 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10899 abiOverride); 10900 } catch (IOException e) { 10901 Slog.e(TAG, "Copying native libraries failed", e); 10902 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10903 } finally { 10904 IoUtils.closeQuietly(handle); 10905 } 10906 10907 return ret; 10908 } 10909 10910 int doPreInstall(int status) { 10911 if (status != PackageManager.INSTALL_SUCCEEDED) { 10912 cleanUp(); 10913 } 10914 return status; 10915 } 10916 10917 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10918 if (status != PackageManager.INSTALL_SUCCEEDED) { 10919 cleanUp(); 10920 return false; 10921 } 10922 10923 final File targetDir = codeFile.getParentFile(); 10924 final File beforeCodeFile = codeFile; 10925 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10926 10927 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10928 try { 10929 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10930 } catch (ErrnoException e) { 10931 Slog.w(TAG, "Failed to rename", e); 10932 return false; 10933 } 10934 10935 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10936 Slog.w(TAG, "Failed to restorecon"); 10937 return false; 10938 } 10939 10940 // Reflect the rename internally 10941 codeFile = afterCodeFile; 10942 resourceFile = afterCodeFile; 10943 10944 // Reflect the rename in scanned details 10945 pkg.codePath = afterCodeFile.getAbsolutePath(); 10946 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10947 pkg.baseCodePath); 10948 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10949 pkg.splitCodePaths); 10950 10951 // Reflect the rename in app info 10952 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10953 pkg.applicationInfo.setCodePath(pkg.codePath); 10954 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10955 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10956 pkg.applicationInfo.setResourcePath(pkg.codePath); 10957 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10958 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10959 10960 return true; 10961 } 10962 10963 int doPostInstall(int status, int uid) { 10964 if (status != PackageManager.INSTALL_SUCCEEDED) { 10965 cleanUp(); 10966 } 10967 return status; 10968 } 10969 10970 @Override 10971 String getCodePath() { 10972 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10973 } 10974 10975 @Override 10976 String getResourcePath() { 10977 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10978 } 10979 10980 private boolean cleanUp() { 10981 if (codeFile == null || !codeFile.exists()) { 10982 return false; 10983 } 10984 10985 if (codeFile.isDirectory()) { 10986 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10987 } else { 10988 codeFile.delete(); 10989 } 10990 10991 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10992 resourceFile.delete(); 10993 } 10994 10995 return true; 10996 } 10997 10998 void cleanUpResourcesLI() { 10999 // Try enumerating all code paths before deleting 11000 List<String> allCodePaths = Collections.EMPTY_LIST; 11001 if (codeFile != null && codeFile.exists()) { 11002 try { 11003 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11004 allCodePaths = pkg.getAllCodePaths(); 11005 } catch (PackageParserException e) { 11006 // Ignored; we tried our best 11007 } 11008 } 11009 11010 cleanUp(); 11011 removeDexFiles(allCodePaths, instructionSets); 11012 } 11013 11014 boolean doPostDeleteLI(boolean delete) { 11015 // XXX err, shouldn't we respect the delete flag? 11016 cleanUpResourcesLI(); 11017 return true; 11018 } 11019 } 11020 11021 private boolean isAsecExternal(String cid) { 11022 final String asecPath = PackageHelper.getSdFilesystem(cid); 11023 return !asecPath.startsWith(mAsecInternalPath); 11024 } 11025 11026 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11027 PackageManagerException { 11028 if (copyRet < 0) { 11029 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11030 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11031 throw new PackageManagerException(copyRet, message); 11032 } 11033 } 11034 } 11035 11036 /** 11037 * Extract the MountService "container ID" from the full code path of an 11038 * .apk. 11039 */ 11040 static String cidFromCodePath(String fullCodePath) { 11041 int eidx = fullCodePath.lastIndexOf("/"); 11042 String subStr1 = fullCodePath.substring(0, eidx); 11043 int sidx = subStr1.lastIndexOf("/"); 11044 return subStr1.substring(sidx+1, eidx); 11045 } 11046 11047 /** 11048 * Logic to handle installation of ASEC applications, including copying and 11049 * renaming logic. 11050 */ 11051 class AsecInstallArgs extends InstallArgs { 11052 static final String RES_FILE_NAME = "pkg.apk"; 11053 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11054 11055 String cid; 11056 String packagePath; 11057 String resourcePath; 11058 11059 /** New install */ 11060 AsecInstallArgs(InstallParams params) { 11061 super(params.origin, params.move, params.observer, params.installFlags, 11062 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11063 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11064 } 11065 11066 /** Existing install */ 11067 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11068 boolean isExternal, boolean isForwardLocked) { 11069 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11070 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11071 instructionSets, null); 11072 // Hackily pretend we're still looking at a full code path 11073 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11074 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11075 } 11076 11077 // Extract cid from fullCodePath 11078 int eidx = fullCodePath.lastIndexOf("/"); 11079 String subStr1 = fullCodePath.substring(0, eidx); 11080 int sidx = subStr1.lastIndexOf("/"); 11081 cid = subStr1.substring(sidx+1, eidx); 11082 setMountPath(subStr1); 11083 } 11084 11085 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11086 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11087 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11088 instructionSets, null); 11089 this.cid = cid; 11090 setMountPath(PackageHelper.getSdDir(cid)); 11091 } 11092 11093 void createCopyFile() { 11094 cid = mInstallerService.allocateExternalStageCidLegacy(); 11095 } 11096 11097 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11098 if (origin.staged) { 11099 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11100 cid = origin.cid; 11101 setMountPath(PackageHelper.getSdDir(cid)); 11102 return PackageManager.INSTALL_SUCCEEDED; 11103 } 11104 11105 if (temp) { 11106 createCopyFile(); 11107 } else { 11108 /* 11109 * Pre-emptively destroy the container since it's destroyed if 11110 * copying fails due to it existing anyway. 11111 */ 11112 PackageHelper.destroySdDir(cid); 11113 } 11114 11115 final String newMountPath = imcs.copyPackageToContainer( 11116 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11117 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11118 11119 if (newMountPath != null) { 11120 setMountPath(newMountPath); 11121 return PackageManager.INSTALL_SUCCEEDED; 11122 } else { 11123 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11124 } 11125 } 11126 11127 @Override 11128 String getCodePath() { 11129 return packagePath; 11130 } 11131 11132 @Override 11133 String getResourcePath() { 11134 return resourcePath; 11135 } 11136 11137 int doPreInstall(int status) { 11138 if (status != PackageManager.INSTALL_SUCCEEDED) { 11139 // Destroy container 11140 PackageHelper.destroySdDir(cid); 11141 } else { 11142 boolean mounted = PackageHelper.isContainerMounted(cid); 11143 if (!mounted) { 11144 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11145 Process.SYSTEM_UID); 11146 if (newMountPath != null) { 11147 setMountPath(newMountPath); 11148 } else { 11149 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11150 } 11151 } 11152 } 11153 return status; 11154 } 11155 11156 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11157 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11158 String newMountPath = null; 11159 if (PackageHelper.isContainerMounted(cid)) { 11160 // Unmount the container 11161 if (!PackageHelper.unMountSdDir(cid)) { 11162 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11163 return false; 11164 } 11165 } 11166 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11167 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11168 " which might be stale. Will try to clean up."); 11169 // Clean up the stale container and proceed to recreate. 11170 if (!PackageHelper.destroySdDir(newCacheId)) { 11171 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11172 return false; 11173 } 11174 // Successfully cleaned up stale container. Try to rename again. 11175 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11176 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11177 + " inspite of cleaning it up."); 11178 return false; 11179 } 11180 } 11181 if (!PackageHelper.isContainerMounted(newCacheId)) { 11182 Slog.w(TAG, "Mounting container " + newCacheId); 11183 newMountPath = PackageHelper.mountSdDir(newCacheId, 11184 getEncryptKey(), Process.SYSTEM_UID); 11185 } else { 11186 newMountPath = PackageHelper.getSdDir(newCacheId); 11187 } 11188 if (newMountPath == null) { 11189 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11190 return false; 11191 } 11192 Log.i(TAG, "Succesfully renamed " + cid + 11193 " to " + newCacheId + 11194 " at new path: " + newMountPath); 11195 cid = newCacheId; 11196 11197 final File beforeCodeFile = new File(packagePath); 11198 setMountPath(newMountPath); 11199 final File afterCodeFile = new File(packagePath); 11200 11201 // Reflect the rename in scanned details 11202 pkg.codePath = afterCodeFile.getAbsolutePath(); 11203 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11204 pkg.baseCodePath); 11205 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11206 pkg.splitCodePaths); 11207 11208 // Reflect the rename in app info 11209 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11210 pkg.applicationInfo.setCodePath(pkg.codePath); 11211 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11212 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11213 pkg.applicationInfo.setResourcePath(pkg.codePath); 11214 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11215 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11216 11217 return true; 11218 } 11219 11220 private void setMountPath(String mountPath) { 11221 final File mountFile = new File(mountPath); 11222 11223 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11224 if (monolithicFile.exists()) { 11225 packagePath = monolithicFile.getAbsolutePath(); 11226 if (isFwdLocked()) { 11227 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11228 } else { 11229 resourcePath = packagePath; 11230 } 11231 } else { 11232 packagePath = mountFile.getAbsolutePath(); 11233 resourcePath = packagePath; 11234 } 11235 } 11236 11237 int doPostInstall(int status, int uid) { 11238 if (status != PackageManager.INSTALL_SUCCEEDED) { 11239 cleanUp(); 11240 } else { 11241 final int groupOwner; 11242 final String protectedFile; 11243 if (isFwdLocked()) { 11244 groupOwner = UserHandle.getSharedAppGid(uid); 11245 protectedFile = RES_FILE_NAME; 11246 } else { 11247 groupOwner = -1; 11248 protectedFile = null; 11249 } 11250 11251 if (uid < Process.FIRST_APPLICATION_UID 11252 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11253 Slog.e(TAG, "Failed to finalize " + cid); 11254 PackageHelper.destroySdDir(cid); 11255 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11256 } 11257 11258 boolean mounted = PackageHelper.isContainerMounted(cid); 11259 if (!mounted) { 11260 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11261 } 11262 } 11263 return status; 11264 } 11265 11266 private void cleanUp() { 11267 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11268 11269 // Destroy secure container 11270 PackageHelper.destroySdDir(cid); 11271 } 11272 11273 private List<String> getAllCodePaths() { 11274 final File codeFile = new File(getCodePath()); 11275 if (codeFile != null && codeFile.exists()) { 11276 try { 11277 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11278 return pkg.getAllCodePaths(); 11279 } catch (PackageParserException e) { 11280 // Ignored; we tried our best 11281 } 11282 } 11283 return Collections.EMPTY_LIST; 11284 } 11285 11286 void cleanUpResourcesLI() { 11287 // Enumerate all code paths before deleting 11288 cleanUpResourcesLI(getAllCodePaths()); 11289 } 11290 11291 private void cleanUpResourcesLI(List<String> allCodePaths) { 11292 cleanUp(); 11293 removeDexFiles(allCodePaths, instructionSets); 11294 } 11295 11296 String getPackageName() { 11297 return getAsecPackageName(cid); 11298 } 11299 11300 boolean doPostDeleteLI(boolean delete) { 11301 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11302 final List<String> allCodePaths = getAllCodePaths(); 11303 boolean mounted = PackageHelper.isContainerMounted(cid); 11304 if (mounted) { 11305 // Unmount first 11306 if (PackageHelper.unMountSdDir(cid)) { 11307 mounted = false; 11308 } 11309 } 11310 if (!mounted && delete) { 11311 cleanUpResourcesLI(allCodePaths); 11312 } 11313 return !mounted; 11314 } 11315 11316 @Override 11317 int doPreCopy() { 11318 if (isFwdLocked()) { 11319 if (!PackageHelper.fixSdPermissions(cid, 11320 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11321 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11322 } 11323 } 11324 11325 return PackageManager.INSTALL_SUCCEEDED; 11326 } 11327 11328 @Override 11329 int doPostCopy(int uid) { 11330 if (isFwdLocked()) { 11331 if (uid < Process.FIRST_APPLICATION_UID 11332 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11333 RES_FILE_NAME)) { 11334 Slog.e(TAG, "Failed to finalize " + cid); 11335 PackageHelper.destroySdDir(cid); 11336 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11337 } 11338 } 11339 11340 return PackageManager.INSTALL_SUCCEEDED; 11341 } 11342 } 11343 11344 /** 11345 * Logic to handle movement of existing installed applications. 11346 */ 11347 class MoveInstallArgs extends InstallArgs { 11348 private File codeFile; 11349 private File resourceFile; 11350 11351 /** New install */ 11352 MoveInstallArgs(InstallParams params) { 11353 super(params.origin, params.move, params.observer, params.installFlags, 11354 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11355 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11356 } 11357 11358 int copyApk(IMediaContainerService imcs, boolean temp) { 11359 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11360 + move.fromUuid + " to " + move.toUuid); 11361 synchronized (mInstaller) { 11362 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11363 move.dataAppName, move.appId, move.seinfo) != 0) { 11364 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11365 } 11366 } 11367 11368 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11369 resourceFile = codeFile; 11370 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11371 11372 return PackageManager.INSTALL_SUCCEEDED; 11373 } 11374 11375 int doPreInstall(int status) { 11376 if (status != PackageManager.INSTALL_SUCCEEDED) { 11377 cleanUp(move.toUuid); 11378 } 11379 return status; 11380 } 11381 11382 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11383 if (status != PackageManager.INSTALL_SUCCEEDED) { 11384 cleanUp(move.toUuid); 11385 return false; 11386 } 11387 11388 // Reflect the move in app info 11389 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11390 pkg.applicationInfo.setCodePath(pkg.codePath); 11391 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11392 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11393 pkg.applicationInfo.setResourcePath(pkg.codePath); 11394 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11395 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11396 11397 return true; 11398 } 11399 11400 int doPostInstall(int status, int uid) { 11401 if (status == PackageManager.INSTALL_SUCCEEDED) { 11402 cleanUp(move.fromUuid); 11403 } else { 11404 cleanUp(move.toUuid); 11405 } 11406 return status; 11407 } 11408 11409 @Override 11410 String getCodePath() { 11411 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11412 } 11413 11414 @Override 11415 String getResourcePath() { 11416 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11417 } 11418 11419 private boolean cleanUp(String volumeUuid) { 11420 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11421 move.dataAppName); 11422 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11423 synchronized (mInstallLock) { 11424 // Clean up both app data and code 11425 removeDataDirsLI(volumeUuid, move.packageName); 11426 if (codeFile.isDirectory()) { 11427 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11428 } else { 11429 codeFile.delete(); 11430 } 11431 } 11432 return true; 11433 } 11434 11435 void cleanUpResourcesLI() { 11436 throw new UnsupportedOperationException(); 11437 } 11438 11439 boolean doPostDeleteLI(boolean delete) { 11440 throw new UnsupportedOperationException(); 11441 } 11442 } 11443 11444 static String getAsecPackageName(String packageCid) { 11445 int idx = packageCid.lastIndexOf("-"); 11446 if (idx == -1) { 11447 return packageCid; 11448 } 11449 return packageCid.substring(0, idx); 11450 } 11451 11452 // Utility method used to create code paths based on package name and available index. 11453 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11454 String idxStr = ""; 11455 int idx = 1; 11456 // Fall back to default value of idx=1 if prefix is not 11457 // part of oldCodePath 11458 if (oldCodePath != null) { 11459 String subStr = oldCodePath; 11460 // Drop the suffix right away 11461 if (suffix != null && subStr.endsWith(suffix)) { 11462 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11463 } 11464 // If oldCodePath already contains prefix find out the 11465 // ending index to either increment or decrement. 11466 int sidx = subStr.lastIndexOf(prefix); 11467 if (sidx != -1) { 11468 subStr = subStr.substring(sidx + prefix.length()); 11469 if (subStr != null) { 11470 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11471 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11472 } 11473 try { 11474 idx = Integer.parseInt(subStr); 11475 if (idx <= 1) { 11476 idx++; 11477 } else { 11478 idx--; 11479 } 11480 } catch(NumberFormatException e) { 11481 } 11482 } 11483 } 11484 } 11485 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11486 return prefix + idxStr; 11487 } 11488 11489 private File getNextCodePath(File targetDir, String packageName) { 11490 int suffix = 1; 11491 File result; 11492 do { 11493 result = new File(targetDir, packageName + "-" + suffix); 11494 suffix++; 11495 } while (result.exists()); 11496 return result; 11497 } 11498 11499 // Utility method that returns the relative package path with respect 11500 // to the installation directory. Like say for /data/data/com.test-1.apk 11501 // string com.test-1 is returned. 11502 static String deriveCodePathName(String codePath) { 11503 if (codePath == null) { 11504 return null; 11505 } 11506 final File codeFile = new File(codePath); 11507 final String name = codeFile.getName(); 11508 if (codeFile.isDirectory()) { 11509 return name; 11510 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11511 final int lastDot = name.lastIndexOf('.'); 11512 return name.substring(0, lastDot); 11513 } else { 11514 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11515 return null; 11516 } 11517 } 11518 11519 class PackageInstalledInfo { 11520 String name; 11521 int uid; 11522 // The set of users that originally had this package installed. 11523 int[] origUsers; 11524 // The set of users that now have this package installed. 11525 int[] newUsers; 11526 PackageParser.Package pkg; 11527 int returnCode; 11528 String returnMsg; 11529 PackageRemovedInfo removedInfo; 11530 11531 public void setError(int code, String msg) { 11532 returnCode = code; 11533 returnMsg = msg; 11534 Slog.w(TAG, msg); 11535 } 11536 11537 public void setError(String msg, PackageParserException e) { 11538 returnCode = e.error; 11539 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11540 Slog.w(TAG, msg, e); 11541 } 11542 11543 public void setError(String msg, PackageManagerException e) { 11544 returnCode = e.error; 11545 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11546 Slog.w(TAG, msg, e); 11547 } 11548 11549 // In some error cases we want to convey more info back to the observer 11550 String origPackage; 11551 String origPermission; 11552 } 11553 11554 /* 11555 * Install a non-existing package. 11556 */ 11557 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11558 UserHandle user, String installerPackageName, String volumeUuid, 11559 PackageInstalledInfo res) { 11560 // Remember this for later, in case we need to rollback this install 11561 String pkgName = pkg.packageName; 11562 11563 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11564 final boolean dataDirExists = Environment 11565 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11566 synchronized(mPackages) { 11567 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11568 // A package with the same name is already installed, though 11569 // it has been renamed to an older name. The package we 11570 // are trying to install should be installed as an update to 11571 // the existing one, but that has not been requested, so bail. 11572 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11573 + " without first uninstalling package running as " 11574 + mSettings.mRenamedPackages.get(pkgName)); 11575 return; 11576 } 11577 if (mPackages.containsKey(pkgName)) { 11578 // Don't allow installation over an existing package with the same name. 11579 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11580 + " without first uninstalling."); 11581 return; 11582 } 11583 } 11584 11585 try { 11586 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11587 System.currentTimeMillis(), user); 11588 11589 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11590 // delete the partially installed application. the data directory will have to be 11591 // restored if it was already existing 11592 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11593 // remove package from internal structures. Note that we want deletePackageX to 11594 // delete the package data and cache directories that it created in 11595 // scanPackageLocked, unless those directories existed before we even tried to 11596 // install. 11597 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11598 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11599 res.removedInfo, true); 11600 } 11601 11602 } catch (PackageManagerException e) { 11603 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11604 } 11605 } 11606 11607 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11608 // Can't rotate keys during boot or if sharedUser. 11609 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11610 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11611 return false; 11612 } 11613 // app is using upgradeKeySets; make sure all are valid 11614 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11615 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11616 for (int i = 0; i < upgradeKeySets.length; i++) { 11617 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11618 Slog.wtf(TAG, "Package " 11619 + (oldPs.name != null ? oldPs.name : "<null>") 11620 + " contains upgrade-key-set reference to unknown key-set: " 11621 + upgradeKeySets[i] 11622 + " reverting to signatures check."); 11623 return false; 11624 } 11625 } 11626 return true; 11627 } 11628 11629 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11630 // Upgrade keysets are being used. Determine if new package has a superset of the 11631 // required keys. 11632 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11633 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11634 for (int i = 0; i < upgradeKeySets.length; i++) { 11635 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11636 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11637 return true; 11638 } 11639 } 11640 return false; 11641 } 11642 11643 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11644 UserHandle user, String installerPackageName, String volumeUuid, 11645 PackageInstalledInfo res) { 11646 final PackageParser.Package oldPackage; 11647 final String pkgName = pkg.packageName; 11648 final int[] allUsers; 11649 final boolean[] perUserInstalled; 11650 final boolean weFroze; 11651 11652 // First find the old package info and check signatures 11653 synchronized(mPackages) { 11654 oldPackage = mPackages.get(pkgName); 11655 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11656 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11657 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11658 if(!checkUpgradeKeySetLP(ps, pkg)) { 11659 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11660 "New package not signed by keys specified by upgrade-keysets: " 11661 + pkgName); 11662 return; 11663 } 11664 } else { 11665 // default to original signature matching 11666 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11667 != PackageManager.SIGNATURE_MATCH) { 11668 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11669 "New package has a different signature: " + pkgName); 11670 return; 11671 } 11672 } 11673 11674 // In case of rollback, remember per-user/profile install state 11675 allUsers = sUserManager.getUserIds(); 11676 perUserInstalled = new boolean[allUsers.length]; 11677 for (int i = 0; i < allUsers.length; i++) { 11678 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11679 } 11680 11681 // Mark the app as frozen to prevent launching during the upgrade 11682 // process, and then kill all running instances 11683 if (!ps.frozen) { 11684 ps.frozen = true; 11685 weFroze = true; 11686 } else { 11687 weFroze = false; 11688 } 11689 } 11690 11691 // Now that we're guarded by frozen state, kill app during upgrade 11692 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11693 11694 try { 11695 boolean sysPkg = (isSystemApp(oldPackage)); 11696 if (sysPkg) { 11697 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11698 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11699 } else { 11700 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11701 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11702 } 11703 } finally { 11704 // Regardless of success or failure of upgrade steps above, always 11705 // unfreeze the package if we froze it 11706 if (weFroze) { 11707 unfreezePackage(pkgName); 11708 } 11709 } 11710 } 11711 11712 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11713 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11714 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11715 String volumeUuid, PackageInstalledInfo res) { 11716 String pkgName = deletedPackage.packageName; 11717 boolean deletedPkg = true; 11718 boolean updatedSettings = false; 11719 11720 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11721 + deletedPackage); 11722 long origUpdateTime; 11723 if (pkg.mExtras != null) { 11724 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11725 } else { 11726 origUpdateTime = 0; 11727 } 11728 11729 // First delete the existing package while retaining the data directory 11730 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11731 res.removedInfo, true)) { 11732 // If the existing package wasn't successfully deleted 11733 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11734 deletedPkg = false; 11735 } else { 11736 // Successfully deleted the old package; proceed with replace. 11737 11738 // If deleted package lived in a container, give users a chance to 11739 // relinquish resources before killing. 11740 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11741 if (DEBUG_INSTALL) { 11742 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11743 } 11744 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11745 final ArrayList<String> pkgList = new ArrayList<String>(1); 11746 pkgList.add(deletedPackage.applicationInfo.packageName); 11747 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11748 } 11749 11750 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11751 try { 11752 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11753 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11754 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11755 perUserInstalled, res, user); 11756 updatedSettings = true; 11757 } catch (PackageManagerException e) { 11758 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11759 } 11760 } 11761 11762 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11763 // remove package from internal structures. Note that we want deletePackageX to 11764 // delete the package data and cache directories that it created in 11765 // scanPackageLocked, unless those directories existed before we even tried to 11766 // install. 11767 if(updatedSettings) { 11768 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11769 deletePackageLI( 11770 pkgName, null, true, allUsers, perUserInstalled, 11771 PackageManager.DELETE_KEEP_DATA, 11772 res.removedInfo, true); 11773 } 11774 // Since we failed to install the new package we need to restore the old 11775 // package that we deleted. 11776 if (deletedPkg) { 11777 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11778 File restoreFile = new File(deletedPackage.codePath); 11779 // Parse old package 11780 boolean oldExternal = isExternal(deletedPackage); 11781 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11782 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11783 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11784 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11785 try { 11786 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11787 } catch (PackageManagerException e) { 11788 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11789 + e.getMessage()); 11790 return; 11791 } 11792 // Restore of old package succeeded. Update permissions. 11793 // writer 11794 synchronized (mPackages) { 11795 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11796 UPDATE_PERMISSIONS_ALL); 11797 // can downgrade to reader 11798 mSettings.writeLPr(); 11799 } 11800 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11801 } 11802 } 11803 } 11804 11805 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11806 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11807 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11808 String volumeUuid, PackageInstalledInfo res) { 11809 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11810 + ", old=" + deletedPackage); 11811 boolean disabledSystem = false; 11812 boolean updatedSettings = false; 11813 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11814 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11815 != 0) { 11816 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11817 } 11818 String packageName = deletedPackage.packageName; 11819 if (packageName == null) { 11820 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11821 "Attempt to delete null packageName."); 11822 return; 11823 } 11824 PackageParser.Package oldPkg; 11825 PackageSetting oldPkgSetting; 11826 // reader 11827 synchronized (mPackages) { 11828 oldPkg = mPackages.get(packageName); 11829 oldPkgSetting = mSettings.mPackages.get(packageName); 11830 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11831 (oldPkgSetting == null)) { 11832 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11833 "Couldn't find package:" + packageName + " information"); 11834 return; 11835 } 11836 } 11837 11838 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11839 res.removedInfo.removedPackage = packageName; 11840 // Remove existing system package 11841 removePackageLI(oldPkgSetting, true); 11842 // writer 11843 synchronized (mPackages) { 11844 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11845 if (!disabledSystem && deletedPackage != null) { 11846 // We didn't need to disable the .apk as a current system package, 11847 // which means we are replacing another update that is already 11848 // installed. We need to make sure to delete the older one's .apk. 11849 res.removedInfo.args = createInstallArgsForExisting(0, 11850 deletedPackage.applicationInfo.getCodePath(), 11851 deletedPackage.applicationInfo.getResourcePath(), 11852 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11853 } else { 11854 res.removedInfo.args = null; 11855 } 11856 } 11857 11858 // Successfully disabled the old package. Now proceed with re-installation 11859 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11860 11861 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11862 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11863 11864 PackageParser.Package newPackage = null; 11865 try { 11866 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11867 if (newPackage.mExtras != null) { 11868 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11869 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11870 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11871 11872 // is the update attempting to change shared user? that isn't going to work... 11873 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11874 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11875 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11876 + " to " + newPkgSetting.sharedUser); 11877 updatedSettings = true; 11878 } 11879 } 11880 11881 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11882 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11883 perUserInstalled, res, user); 11884 updatedSettings = true; 11885 } 11886 11887 } catch (PackageManagerException e) { 11888 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11889 } 11890 11891 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11892 // Re installation failed. Restore old information 11893 // Remove new pkg information 11894 if (newPackage != null) { 11895 removeInstalledPackageLI(newPackage, true); 11896 } 11897 // Add back the old system package 11898 try { 11899 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11900 } catch (PackageManagerException e) { 11901 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11902 } 11903 // Restore the old system information in Settings 11904 synchronized (mPackages) { 11905 if (disabledSystem) { 11906 mSettings.enableSystemPackageLPw(packageName); 11907 } 11908 if (updatedSettings) { 11909 mSettings.setInstallerPackageName(packageName, 11910 oldPkgSetting.installerPackageName); 11911 } 11912 mSettings.writeLPr(); 11913 } 11914 } 11915 } 11916 11917 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11918 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11919 UserHandle user) { 11920 String pkgName = newPackage.packageName; 11921 synchronized (mPackages) { 11922 //write settings. the installStatus will be incomplete at this stage. 11923 //note that the new package setting would have already been 11924 //added to mPackages. It hasn't been persisted yet. 11925 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11926 mSettings.writeLPr(); 11927 } 11928 11929 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11930 11931 synchronized (mPackages) { 11932 updatePermissionsLPw(newPackage.packageName, newPackage, 11933 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11934 ? UPDATE_PERMISSIONS_ALL : 0)); 11935 // For system-bundled packages, we assume that installing an upgraded version 11936 // of the package implies that the user actually wants to run that new code, 11937 // so we enable the package. 11938 PackageSetting ps = mSettings.mPackages.get(pkgName); 11939 if (ps != null) { 11940 if (isSystemApp(newPackage)) { 11941 // NB: implicit assumption that system package upgrades apply to all users 11942 if (DEBUG_INSTALL) { 11943 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11944 } 11945 if (res.origUsers != null) { 11946 for (int userHandle : res.origUsers) { 11947 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11948 userHandle, installerPackageName); 11949 } 11950 } 11951 // Also convey the prior install/uninstall state 11952 if (allUsers != null && perUserInstalled != null) { 11953 for (int i = 0; i < allUsers.length; i++) { 11954 if (DEBUG_INSTALL) { 11955 Slog.d(TAG, " user " + allUsers[i] 11956 + " => " + perUserInstalled[i]); 11957 } 11958 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11959 } 11960 // these install state changes will be persisted in the 11961 // upcoming call to mSettings.writeLPr(). 11962 } 11963 } 11964 // It's implied that when a user requests installation, they want the app to be 11965 // installed and enabled. 11966 int userId = user.getIdentifier(); 11967 if (userId != UserHandle.USER_ALL) { 11968 ps.setInstalled(true, userId); 11969 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11970 } 11971 } 11972 res.name = pkgName; 11973 res.uid = newPackage.applicationInfo.uid; 11974 res.pkg = newPackage; 11975 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11976 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11977 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11978 //to update install status 11979 mSettings.writeLPr(); 11980 } 11981 } 11982 11983 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11984 final int installFlags = args.installFlags; 11985 final String installerPackageName = args.installerPackageName; 11986 final String volumeUuid = args.volumeUuid; 11987 final File tmpPackageFile = new File(args.getCodePath()); 11988 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11989 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11990 || (args.volumeUuid != null)); 11991 boolean replace = false; 11992 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11993 if (args.move != null) { 11994 // moving a complete application; perfom an initial scan on the new install location 11995 scanFlags |= SCAN_INITIAL; 11996 } 11997 // Result object to be returned 11998 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11999 12000 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12001 // Retrieve PackageSettings and parse package 12002 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12003 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12004 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12005 PackageParser pp = new PackageParser(); 12006 pp.setSeparateProcesses(mSeparateProcesses); 12007 pp.setDisplayMetrics(mMetrics); 12008 12009 final PackageParser.Package pkg; 12010 try { 12011 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12012 } catch (PackageParserException e) { 12013 res.setError("Failed parse during installPackageLI", e); 12014 return; 12015 } 12016 12017 // Mark that we have an install time CPU ABI override. 12018 pkg.cpuAbiOverride = args.abiOverride; 12019 12020 String pkgName = res.name = pkg.packageName; 12021 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12022 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12023 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12024 return; 12025 } 12026 } 12027 12028 try { 12029 pp.collectCertificates(pkg, parseFlags); 12030 pp.collectManifestDigest(pkg); 12031 } catch (PackageParserException e) { 12032 res.setError("Failed collect during installPackageLI", e); 12033 return; 12034 } 12035 12036 /* If the installer passed in a manifest digest, compare it now. */ 12037 if (args.manifestDigest != null) { 12038 if (DEBUG_INSTALL) { 12039 final String parsedManifest = pkg.manifestDigest == null ? "null" 12040 : pkg.manifestDigest.toString(); 12041 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12042 + parsedManifest); 12043 } 12044 12045 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12046 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12047 return; 12048 } 12049 } else if (DEBUG_INSTALL) { 12050 final String parsedManifest = pkg.manifestDigest == null 12051 ? "null" : pkg.manifestDigest.toString(); 12052 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12053 } 12054 12055 // Get rid of all references to package scan path via parser. 12056 pp = null; 12057 String oldCodePath = null; 12058 boolean systemApp = false; 12059 synchronized (mPackages) { 12060 // Check if installing already existing package 12061 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12062 String oldName = mSettings.mRenamedPackages.get(pkgName); 12063 if (pkg.mOriginalPackages != null 12064 && pkg.mOriginalPackages.contains(oldName) 12065 && mPackages.containsKey(oldName)) { 12066 // This package is derived from an original package, 12067 // and this device has been updating from that original 12068 // name. We must continue using the original name, so 12069 // rename the new package here. 12070 pkg.setPackageName(oldName); 12071 pkgName = pkg.packageName; 12072 replace = true; 12073 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12074 + oldName + " pkgName=" + pkgName); 12075 } else if (mPackages.containsKey(pkgName)) { 12076 // This package, under its official name, already exists 12077 // on the device; we should replace it. 12078 replace = true; 12079 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12080 } 12081 12082 // Prevent apps opting out from runtime permissions 12083 if (replace) { 12084 PackageParser.Package oldPackage = mPackages.get(pkgName); 12085 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12086 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12087 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12088 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12089 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12090 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12091 + " doesn't support runtime permissions but the old" 12092 + " target SDK " + oldTargetSdk + " does."); 12093 return; 12094 } 12095 } 12096 } 12097 12098 PackageSetting ps = mSettings.mPackages.get(pkgName); 12099 if (ps != null) { 12100 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12101 12102 // Quick sanity check that we're signed correctly if updating; 12103 // we'll check this again later when scanning, but we want to 12104 // bail early here before tripping over redefined permissions. 12105 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12106 if (!checkUpgradeKeySetLP(ps, pkg)) { 12107 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12108 + pkg.packageName + " upgrade keys do not match the " 12109 + "previously installed version"); 12110 return; 12111 } 12112 } else { 12113 try { 12114 verifySignaturesLP(ps, pkg); 12115 } catch (PackageManagerException e) { 12116 res.setError(e.error, e.getMessage()); 12117 return; 12118 } 12119 } 12120 12121 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12122 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12123 systemApp = (ps.pkg.applicationInfo.flags & 12124 ApplicationInfo.FLAG_SYSTEM) != 0; 12125 } 12126 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12127 } 12128 12129 // Check whether the newly-scanned package wants to define an already-defined perm 12130 int N = pkg.permissions.size(); 12131 for (int i = N-1; i >= 0; i--) { 12132 PackageParser.Permission perm = pkg.permissions.get(i); 12133 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12134 if (bp != null) { 12135 // If the defining package is signed with our cert, it's okay. This 12136 // also includes the "updating the same package" case, of course. 12137 // "updating same package" could also involve key-rotation. 12138 final boolean sigsOk; 12139 if (bp.sourcePackage.equals(pkg.packageName) 12140 && (bp.packageSetting instanceof PackageSetting) 12141 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12142 scanFlags))) { 12143 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12144 } else { 12145 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12146 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12147 } 12148 if (!sigsOk) { 12149 // If the owning package is the system itself, we log but allow 12150 // install to proceed; we fail the install on all other permission 12151 // redefinitions. 12152 if (!bp.sourcePackage.equals("android")) { 12153 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12154 + pkg.packageName + " attempting to redeclare permission " 12155 + perm.info.name + " already owned by " + bp.sourcePackage); 12156 res.origPermission = perm.info.name; 12157 res.origPackage = bp.sourcePackage; 12158 return; 12159 } else { 12160 Slog.w(TAG, "Package " + pkg.packageName 12161 + " attempting to redeclare system permission " 12162 + perm.info.name + "; ignoring new declaration"); 12163 pkg.permissions.remove(i); 12164 } 12165 } 12166 } 12167 } 12168 12169 } 12170 12171 if (systemApp && onExternal) { 12172 // Disable updates to system apps on sdcard 12173 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12174 "Cannot install updates to system apps on sdcard"); 12175 return; 12176 } 12177 12178 if (args.move != null) { 12179 // We did an in-place move, so dex is ready to roll 12180 scanFlags |= SCAN_NO_DEX; 12181 scanFlags |= SCAN_MOVE; 12182 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12183 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12184 scanFlags |= SCAN_NO_DEX; 12185 12186 try { 12187 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12188 true /* extract libs */); 12189 } catch (PackageManagerException pme) { 12190 Slog.e(TAG, "Error deriving application ABI", pme); 12191 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12192 return; 12193 } 12194 12195 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12196 int result = mPackageDexOptimizer 12197 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12198 false /* defer */, false /* inclDependencies */); 12199 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12200 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12201 return; 12202 } 12203 } 12204 12205 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12206 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12207 return; 12208 } 12209 12210 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12211 12212 if (replace) { 12213 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12214 installerPackageName, volumeUuid, res); 12215 } else { 12216 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12217 args.user, installerPackageName, volumeUuid, res); 12218 } 12219 synchronized (mPackages) { 12220 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12221 if (ps != null) { 12222 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12223 } 12224 } 12225 } 12226 12227 private void startIntentFilterVerifications(int userId, boolean replacing, 12228 PackageParser.Package pkg) { 12229 if (mIntentFilterVerifierComponent == null) { 12230 Slog.w(TAG, "No IntentFilter verification will not be done as " 12231 + "there is no IntentFilterVerifier available!"); 12232 return; 12233 } 12234 12235 final int verifierUid = getPackageUid( 12236 mIntentFilterVerifierComponent.getPackageName(), 12237 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12238 12239 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12240 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12241 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12242 mHandler.sendMessage(msg); 12243 } 12244 12245 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12246 PackageParser.Package pkg) { 12247 int size = pkg.activities.size(); 12248 if (size == 0) { 12249 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12250 "No activity, so no need to verify any IntentFilter!"); 12251 return; 12252 } 12253 12254 final boolean hasDomainURLs = hasDomainURLs(pkg); 12255 if (!hasDomainURLs) { 12256 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12257 "No domain URLs, so no need to verify any IntentFilter!"); 12258 return; 12259 } 12260 12261 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12262 + " if any IntentFilter from the " + size 12263 + " Activities needs verification ..."); 12264 12265 int count = 0; 12266 final String packageName = pkg.packageName; 12267 12268 synchronized (mPackages) { 12269 // If this is a new install and we see that we've already run verification for this 12270 // package, we have nothing to do: it means the state was restored from backup. 12271 if (!replacing) { 12272 IntentFilterVerificationInfo ivi = 12273 mSettings.getIntentFilterVerificationLPr(packageName); 12274 if (ivi != null) { 12275 if (DEBUG_DOMAIN_VERIFICATION) { 12276 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12277 + ivi.getStatusString()); 12278 } 12279 return; 12280 } 12281 } 12282 12283 // If any filters need to be verified, then all need to be. 12284 boolean needToVerify = false; 12285 for (PackageParser.Activity a : pkg.activities) { 12286 for (ActivityIntentInfo filter : a.intents) { 12287 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12288 if (DEBUG_DOMAIN_VERIFICATION) { 12289 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12290 } 12291 needToVerify = true; 12292 break; 12293 } 12294 } 12295 } 12296 12297 if (needToVerify) { 12298 final int verificationId = mIntentFilterVerificationToken++; 12299 for (PackageParser.Activity a : pkg.activities) { 12300 for (ActivityIntentInfo filter : a.intents) { 12301 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12302 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12303 "Verification needed for IntentFilter:" + filter.toString()); 12304 mIntentFilterVerifier.addOneIntentFilterVerification( 12305 verifierUid, userId, verificationId, filter, packageName); 12306 count++; 12307 } 12308 } 12309 } 12310 } 12311 } 12312 12313 if (count > 0) { 12314 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12315 + " IntentFilter verification" + (count > 1 ? "s" : "") 12316 + " for userId:" + userId); 12317 mIntentFilterVerifier.startVerifications(userId); 12318 } else { 12319 if (DEBUG_DOMAIN_VERIFICATION) { 12320 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12321 } 12322 } 12323 } 12324 12325 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12326 final ComponentName cn = filter.activity.getComponentName(); 12327 final String packageName = cn.getPackageName(); 12328 12329 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12330 packageName); 12331 if (ivi == null) { 12332 return true; 12333 } 12334 int status = ivi.getStatus(); 12335 switch (status) { 12336 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12337 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12338 return true; 12339 12340 default: 12341 // Nothing to do 12342 return false; 12343 } 12344 } 12345 12346 private static boolean isMultiArch(PackageSetting ps) { 12347 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12348 } 12349 12350 private static boolean isMultiArch(ApplicationInfo info) { 12351 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12352 } 12353 12354 private static boolean isExternal(PackageParser.Package pkg) { 12355 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12356 } 12357 12358 private static boolean isExternal(PackageSetting ps) { 12359 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12360 } 12361 12362 private static boolean isExternal(ApplicationInfo info) { 12363 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12364 } 12365 12366 private static boolean isSystemApp(PackageParser.Package pkg) { 12367 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12368 } 12369 12370 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12371 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12372 } 12373 12374 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12375 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12376 } 12377 12378 private static boolean isSystemApp(PackageSetting ps) { 12379 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12380 } 12381 12382 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12383 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12384 } 12385 12386 private int packageFlagsToInstallFlags(PackageSetting ps) { 12387 int installFlags = 0; 12388 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12389 // This existing package was an external ASEC install when we have 12390 // the external flag without a UUID 12391 installFlags |= PackageManager.INSTALL_EXTERNAL; 12392 } 12393 if (ps.isForwardLocked()) { 12394 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12395 } 12396 return installFlags; 12397 } 12398 12399 private void deleteTempPackageFiles() { 12400 final FilenameFilter filter = new FilenameFilter() { 12401 public boolean accept(File dir, String name) { 12402 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12403 } 12404 }; 12405 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12406 file.delete(); 12407 } 12408 } 12409 12410 @Override 12411 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12412 int flags) { 12413 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12414 flags); 12415 } 12416 12417 @Override 12418 public void deletePackage(final String packageName, 12419 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12420 mContext.enforceCallingOrSelfPermission( 12421 android.Manifest.permission.DELETE_PACKAGES, null); 12422 Preconditions.checkNotNull(packageName); 12423 Preconditions.checkNotNull(observer); 12424 final int uid = Binder.getCallingUid(); 12425 if (UserHandle.getUserId(uid) != userId) { 12426 mContext.enforceCallingPermission( 12427 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12428 "deletePackage for user " + userId); 12429 } 12430 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12431 try { 12432 observer.onPackageDeleted(packageName, 12433 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12434 } catch (RemoteException re) { 12435 } 12436 return; 12437 } 12438 12439 boolean uninstallBlocked = false; 12440 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12441 int[] users = sUserManager.getUserIds(); 12442 for (int i = 0; i < users.length; ++i) { 12443 if (getBlockUninstallForUser(packageName, users[i])) { 12444 uninstallBlocked = true; 12445 break; 12446 } 12447 } 12448 } else { 12449 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12450 } 12451 if (uninstallBlocked) { 12452 try { 12453 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12454 null); 12455 } catch (RemoteException re) { 12456 } 12457 return; 12458 } 12459 12460 if (DEBUG_REMOVE) { 12461 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12462 } 12463 // Queue up an async operation since the package deletion may take a little while. 12464 mHandler.post(new Runnable() { 12465 public void run() { 12466 mHandler.removeCallbacks(this); 12467 final int returnCode = deletePackageX(packageName, userId, flags); 12468 if (observer != null) { 12469 try { 12470 observer.onPackageDeleted(packageName, returnCode, null); 12471 } catch (RemoteException e) { 12472 Log.i(TAG, "Observer no longer exists."); 12473 } //end catch 12474 } //end if 12475 } //end run 12476 }); 12477 } 12478 12479 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12480 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12481 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12482 try { 12483 if (dpm != null) { 12484 if (dpm.isDeviceOwner(packageName)) { 12485 return true; 12486 } 12487 int[] users; 12488 if (userId == UserHandle.USER_ALL) { 12489 users = sUserManager.getUserIds(); 12490 } else { 12491 users = new int[]{userId}; 12492 } 12493 for (int i = 0; i < users.length; ++i) { 12494 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12495 return true; 12496 } 12497 } 12498 } 12499 } catch (RemoteException e) { 12500 } 12501 return false; 12502 } 12503 12504 /** 12505 * This method is an internal method that could be get invoked either 12506 * to delete an installed package or to clean up a failed installation. 12507 * After deleting an installed package, a broadcast is sent to notify any 12508 * listeners that the package has been installed. For cleaning up a failed 12509 * installation, the broadcast is not necessary since the package's 12510 * installation wouldn't have sent the initial broadcast either 12511 * The key steps in deleting a package are 12512 * deleting the package information in internal structures like mPackages, 12513 * deleting the packages base directories through installd 12514 * updating mSettings to reflect current status 12515 * persisting settings for later use 12516 * sending a broadcast if necessary 12517 */ 12518 private int deletePackageX(String packageName, int userId, int flags) { 12519 final PackageRemovedInfo info = new PackageRemovedInfo(); 12520 final boolean res; 12521 12522 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12523 ? UserHandle.ALL : new UserHandle(userId); 12524 12525 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12526 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12527 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12528 } 12529 12530 boolean removedForAllUsers = false; 12531 boolean systemUpdate = false; 12532 12533 // for the uninstall-updates case and restricted profiles, remember the per- 12534 // userhandle installed state 12535 int[] allUsers; 12536 boolean[] perUserInstalled; 12537 synchronized (mPackages) { 12538 PackageSetting ps = mSettings.mPackages.get(packageName); 12539 allUsers = sUserManager.getUserIds(); 12540 perUserInstalled = new boolean[allUsers.length]; 12541 for (int i = 0; i < allUsers.length; i++) { 12542 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12543 } 12544 } 12545 12546 synchronized (mInstallLock) { 12547 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12548 res = deletePackageLI(packageName, removeForUser, 12549 true, allUsers, perUserInstalled, 12550 flags | REMOVE_CHATTY, info, true); 12551 systemUpdate = info.isRemovedPackageSystemUpdate; 12552 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12553 removedForAllUsers = true; 12554 } 12555 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12556 + " removedForAllUsers=" + removedForAllUsers); 12557 } 12558 12559 if (res) { 12560 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12561 12562 // If the removed package was a system update, the old system package 12563 // was re-enabled; we need to broadcast this information 12564 if (systemUpdate) { 12565 Bundle extras = new Bundle(1); 12566 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12567 ? info.removedAppId : info.uid); 12568 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12569 12570 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12571 extras, null, null, null); 12572 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12573 extras, null, null, null); 12574 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12575 null, packageName, null, null); 12576 } 12577 } 12578 // Force a gc here. 12579 Runtime.getRuntime().gc(); 12580 // Delete the resources here after sending the broadcast to let 12581 // other processes clean up before deleting resources. 12582 if (info.args != null) { 12583 synchronized (mInstallLock) { 12584 info.args.doPostDeleteLI(true); 12585 } 12586 } 12587 12588 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12589 } 12590 12591 class PackageRemovedInfo { 12592 String removedPackage; 12593 int uid = -1; 12594 int removedAppId = -1; 12595 int[] removedUsers = null; 12596 boolean isRemovedPackageSystemUpdate = false; 12597 // Clean up resources deleted packages. 12598 InstallArgs args = null; 12599 12600 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12601 Bundle extras = new Bundle(1); 12602 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12603 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12604 if (replacing) { 12605 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12606 } 12607 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12608 if (removedPackage != null) { 12609 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12610 extras, null, null, removedUsers); 12611 if (fullRemove && !replacing) { 12612 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12613 extras, null, null, removedUsers); 12614 } 12615 } 12616 if (removedAppId >= 0) { 12617 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12618 removedUsers); 12619 } 12620 } 12621 } 12622 12623 /* 12624 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12625 * flag is not set, the data directory is removed as well. 12626 * make sure this flag is set for partially installed apps. If not its meaningless to 12627 * delete a partially installed application. 12628 */ 12629 private void removePackageDataLI(PackageSetting ps, 12630 int[] allUserHandles, boolean[] perUserInstalled, 12631 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12632 String packageName = ps.name; 12633 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12634 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12635 // Retrieve object to delete permissions for shared user later on 12636 final PackageSetting deletedPs; 12637 // reader 12638 synchronized (mPackages) { 12639 deletedPs = mSettings.mPackages.get(packageName); 12640 if (outInfo != null) { 12641 outInfo.removedPackage = packageName; 12642 outInfo.removedUsers = deletedPs != null 12643 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12644 : null; 12645 } 12646 } 12647 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12648 removeDataDirsLI(ps.volumeUuid, packageName); 12649 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12650 } 12651 // writer 12652 synchronized (mPackages) { 12653 if (deletedPs != null) { 12654 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12655 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12656 clearDefaultBrowserIfNeeded(packageName); 12657 if (outInfo != null) { 12658 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12659 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12660 } 12661 updatePermissionsLPw(deletedPs.name, null, 0); 12662 if (deletedPs.sharedUser != null) { 12663 // Remove permissions associated with package. Since runtime 12664 // permissions are per user we have to kill the removed package 12665 // or packages running under the shared user of the removed 12666 // package if revoking the permissions requested only by the removed 12667 // package is successful and this causes a change in gids. 12668 for (int userId : UserManagerService.getInstance().getUserIds()) { 12669 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12670 userId); 12671 if (userIdToKill == UserHandle.USER_ALL 12672 || userIdToKill >= UserHandle.USER_OWNER) { 12673 // If gids changed for this user, kill all affected packages. 12674 mHandler.post(new Runnable() { 12675 @Override 12676 public void run() { 12677 // This has to happen with no lock held. 12678 killSettingPackagesForUser(deletedPs, userIdToKill, 12679 KILL_APP_REASON_GIDS_CHANGED); 12680 } 12681 }); 12682 break; 12683 } 12684 } 12685 } 12686 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12687 } 12688 // make sure to preserve per-user disabled state if this removal was just 12689 // a downgrade of a system app to the factory package 12690 if (allUserHandles != null && perUserInstalled != null) { 12691 if (DEBUG_REMOVE) { 12692 Slog.d(TAG, "Propagating install state across downgrade"); 12693 } 12694 for (int i = 0; i < allUserHandles.length; i++) { 12695 if (DEBUG_REMOVE) { 12696 Slog.d(TAG, " user " + allUserHandles[i] 12697 + " => " + perUserInstalled[i]); 12698 } 12699 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12700 } 12701 } 12702 } 12703 // can downgrade to reader 12704 if (writeSettings) { 12705 // Save settings now 12706 mSettings.writeLPr(); 12707 } 12708 } 12709 if (outInfo != null) { 12710 // A user ID was deleted here. Go through all users and remove it 12711 // from KeyStore. 12712 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12713 } 12714 } 12715 12716 static boolean locationIsPrivileged(File path) { 12717 try { 12718 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12719 .getCanonicalPath(); 12720 return path.getCanonicalPath().startsWith(privilegedAppDir); 12721 } catch (IOException e) { 12722 Slog.e(TAG, "Unable to access code path " + path); 12723 } 12724 return false; 12725 } 12726 12727 /* 12728 * Tries to delete system package. 12729 */ 12730 private boolean deleteSystemPackageLI(PackageSetting newPs, 12731 int[] allUserHandles, boolean[] perUserInstalled, 12732 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12733 final boolean applyUserRestrictions 12734 = (allUserHandles != null) && (perUserInstalled != null); 12735 PackageSetting disabledPs = null; 12736 // Confirm if the system package has been updated 12737 // An updated system app can be deleted. This will also have to restore 12738 // the system pkg from system partition 12739 // reader 12740 synchronized (mPackages) { 12741 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12742 } 12743 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12744 + " disabledPs=" + disabledPs); 12745 if (disabledPs == null) { 12746 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12747 return false; 12748 } else if (DEBUG_REMOVE) { 12749 Slog.d(TAG, "Deleting system pkg from data partition"); 12750 } 12751 if (DEBUG_REMOVE) { 12752 if (applyUserRestrictions) { 12753 Slog.d(TAG, "Remembering install states:"); 12754 for (int i = 0; i < allUserHandles.length; i++) { 12755 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12756 } 12757 } 12758 } 12759 // Delete the updated package 12760 outInfo.isRemovedPackageSystemUpdate = true; 12761 if (disabledPs.versionCode < newPs.versionCode) { 12762 // Delete data for downgrades 12763 flags &= ~PackageManager.DELETE_KEEP_DATA; 12764 } else { 12765 // Preserve data by setting flag 12766 flags |= PackageManager.DELETE_KEEP_DATA; 12767 } 12768 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12769 allUserHandles, perUserInstalled, outInfo, writeSettings); 12770 if (!ret) { 12771 return false; 12772 } 12773 // writer 12774 synchronized (mPackages) { 12775 // Reinstate the old system package 12776 mSettings.enableSystemPackageLPw(newPs.name); 12777 // Remove any native libraries from the upgraded package. 12778 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12779 } 12780 // Install the system package 12781 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12782 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12783 if (locationIsPrivileged(disabledPs.codePath)) { 12784 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12785 } 12786 12787 final PackageParser.Package newPkg; 12788 try { 12789 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12790 } catch (PackageManagerException e) { 12791 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12792 return false; 12793 } 12794 12795 // writer 12796 synchronized (mPackages) { 12797 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12798 12799 // Propagate the permissions state as we do want to drop on the floor 12800 // runtime permissions. The update permissions method below will take 12801 // care of removing obsolete permissions and grant install permissions. 12802 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12803 updatePermissionsLPw(newPkg.packageName, newPkg, 12804 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12805 12806 if (applyUserRestrictions) { 12807 if (DEBUG_REMOVE) { 12808 Slog.d(TAG, "Propagating install state across reinstall"); 12809 } 12810 for (int i = 0; i < allUserHandles.length; i++) { 12811 if (DEBUG_REMOVE) { 12812 Slog.d(TAG, " user " + allUserHandles[i] 12813 + " => " + perUserInstalled[i]); 12814 } 12815 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12816 } 12817 // Regardless of writeSettings we need to ensure that this restriction 12818 // state propagation is persisted 12819 mSettings.writeAllUsersPackageRestrictionsLPr(); 12820 } 12821 // can downgrade to reader here 12822 if (writeSettings) { 12823 mSettings.writeLPr(); 12824 } 12825 } 12826 return true; 12827 } 12828 12829 private boolean deleteInstalledPackageLI(PackageSetting ps, 12830 boolean deleteCodeAndResources, int flags, 12831 int[] allUserHandles, boolean[] perUserInstalled, 12832 PackageRemovedInfo outInfo, boolean writeSettings) { 12833 if (outInfo != null) { 12834 outInfo.uid = ps.appId; 12835 } 12836 12837 // Delete package data from internal structures and also remove data if flag is set 12838 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12839 12840 // Delete application code and resources 12841 if (deleteCodeAndResources && (outInfo != null)) { 12842 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12843 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12844 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12845 } 12846 return true; 12847 } 12848 12849 @Override 12850 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12851 int userId) { 12852 mContext.enforceCallingOrSelfPermission( 12853 android.Manifest.permission.DELETE_PACKAGES, null); 12854 synchronized (mPackages) { 12855 PackageSetting ps = mSettings.mPackages.get(packageName); 12856 if (ps == null) { 12857 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12858 return false; 12859 } 12860 if (!ps.getInstalled(userId)) { 12861 // Can't block uninstall for an app that is not installed or enabled. 12862 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12863 return false; 12864 } 12865 ps.setBlockUninstall(blockUninstall, userId); 12866 mSettings.writePackageRestrictionsLPr(userId); 12867 } 12868 return true; 12869 } 12870 12871 @Override 12872 public boolean getBlockUninstallForUser(String packageName, int userId) { 12873 synchronized (mPackages) { 12874 PackageSetting ps = mSettings.mPackages.get(packageName); 12875 if (ps == null) { 12876 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12877 return false; 12878 } 12879 return ps.getBlockUninstall(userId); 12880 } 12881 } 12882 12883 /* 12884 * This method handles package deletion in general 12885 */ 12886 private boolean deletePackageLI(String packageName, UserHandle user, 12887 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12888 int flags, PackageRemovedInfo outInfo, 12889 boolean writeSettings) { 12890 if (packageName == null) { 12891 Slog.w(TAG, "Attempt to delete null packageName."); 12892 return false; 12893 } 12894 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12895 PackageSetting ps; 12896 boolean dataOnly = false; 12897 int removeUser = -1; 12898 int appId = -1; 12899 synchronized (mPackages) { 12900 ps = mSettings.mPackages.get(packageName); 12901 if (ps == null) { 12902 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12903 return false; 12904 } 12905 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12906 && user.getIdentifier() != UserHandle.USER_ALL) { 12907 // The caller is asking that the package only be deleted for a single 12908 // user. To do this, we just mark its uninstalled state and delete 12909 // its data. If this is a system app, we only allow this to happen if 12910 // they have set the special DELETE_SYSTEM_APP which requests different 12911 // semantics than normal for uninstalling system apps. 12912 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12913 ps.setUserState(user.getIdentifier(), 12914 COMPONENT_ENABLED_STATE_DEFAULT, 12915 false, //installed 12916 true, //stopped 12917 true, //notLaunched 12918 false, //hidden 12919 null, null, null, 12920 false, // blockUninstall 12921 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12922 if (!isSystemApp(ps)) { 12923 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12924 // Other user still have this package installed, so all 12925 // we need to do is clear this user's data and save that 12926 // it is uninstalled. 12927 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12928 removeUser = user.getIdentifier(); 12929 appId = ps.appId; 12930 scheduleWritePackageRestrictionsLocked(removeUser); 12931 } else { 12932 // We need to set it back to 'installed' so the uninstall 12933 // broadcasts will be sent correctly. 12934 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12935 ps.setInstalled(true, user.getIdentifier()); 12936 } 12937 } else { 12938 // This is a system app, so we assume that the 12939 // other users still have this package installed, so all 12940 // we need to do is clear this user's data and save that 12941 // it is uninstalled. 12942 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12943 removeUser = user.getIdentifier(); 12944 appId = ps.appId; 12945 scheduleWritePackageRestrictionsLocked(removeUser); 12946 } 12947 } 12948 } 12949 12950 if (removeUser >= 0) { 12951 // From above, we determined that we are deleting this only 12952 // for a single user. Continue the work here. 12953 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12954 if (outInfo != null) { 12955 outInfo.removedPackage = packageName; 12956 outInfo.removedAppId = appId; 12957 outInfo.removedUsers = new int[] {removeUser}; 12958 } 12959 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12960 removeKeystoreDataIfNeeded(removeUser, appId); 12961 schedulePackageCleaning(packageName, removeUser, false); 12962 synchronized (mPackages) { 12963 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12964 scheduleWritePackageRestrictionsLocked(removeUser); 12965 } 12966 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 12967 } 12968 return true; 12969 } 12970 12971 if (dataOnly) { 12972 // Delete application data first 12973 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12974 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12975 return true; 12976 } 12977 12978 boolean ret = false; 12979 if (isSystemApp(ps)) { 12980 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12981 // When an updated system application is deleted we delete the existing resources as well and 12982 // fall back to existing code in system partition 12983 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12984 flags, outInfo, writeSettings); 12985 } else { 12986 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12987 // Kill application pre-emptively especially for apps on sd. 12988 killApplication(packageName, ps.appId, "uninstall pkg"); 12989 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12990 allUserHandles, perUserInstalled, 12991 outInfo, writeSettings); 12992 } 12993 12994 return ret; 12995 } 12996 12997 private final class ClearStorageConnection implements ServiceConnection { 12998 IMediaContainerService mContainerService; 12999 13000 @Override 13001 public void onServiceConnected(ComponentName name, IBinder service) { 13002 synchronized (this) { 13003 mContainerService = IMediaContainerService.Stub.asInterface(service); 13004 notifyAll(); 13005 } 13006 } 13007 13008 @Override 13009 public void onServiceDisconnected(ComponentName name) { 13010 } 13011 } 13012 13013 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13014 final boolean mounted; 13015 if (Environment.isExternalStorageEmulated()) { 13016 mounted = true; 13017 } else { 13018 final String status = Environment.getExternalStorageState(); 13019 13020 mounted = status.equals(Environment.MEDIA_MOUNTED) 13021 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13022 } 13023 13024 if (!mounted) { 13025 return; 13026 } 13027 13028 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13029 int[] users; 13030 if (userId == UserHandle.USER_ALL) { 13031 users = sUserManager.getUserIds(); 13032 } else { 13033 users = new int[] { userId }; 13034 } 13035 final ClearStorageConnection conn = new ClearStorageConnection(); 13036 if (mContext.bindServiceAsUser( 13037 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13038 try { 13039 for (int curUser : users) { 13040 long timeout = SystemClock.uptimeMillis() + 5000; 13041 synchronized (conn) { 13042 long now = SystemClock.uptimeMillis(); 13043 while (conn.mContainerService == null && now < timeout) { 13044 try { 13045 conn.wait(timeout - now); 13046 } catch (InterruptedException e) { 13047 } 13048 } 13049 } 13050 if (conn.mContainerService == null) { 13051 return; 13052 } 13053 13054 final UserEnvironment userEnv = new UserEnvironment(curUser); 13055 clearDirectory(conn.mContainerService, 13056 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13057 if (allData) { 13058 clearDirectory(conn.mContainerService, 13059 userEnv.buildExternalStorageAppDataDirs(packageName)); 13060 clearDirectory(conn.mContainerService, 13061 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13062 } 13063 } 13064 } finally { 13065 mContext.unbindService(conn); 13066 } 13067 } 13068 } 13069 13070 @Override 13071 public void clearApplicationUserData(final String packageName, 13072 final IPackageDataObserver observer, final int userId) { 13073 mContext.enforceCallingOrSelfPermission( 13074 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13075 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13076 // Queue up an async operation since the package deletion may take a little while. 13077 mHandler.post(new Runnable() { 13078 public void run() { 13079 mHandler.removeCallbacks(this); 13080 final boolean succeeded; 13081 synchronized (mInstallLock) { 13082 succeeded = clearApplicationUserDataLI(packageName, userId); 13083 } 13084 clearExternalStorageDataSync(packageName, userId, true); 13085 if (succeeded) { 13086 // invoke DeviceStorageMonitor's update method to clear any notifications 13087 DeviceStorageMonitorInternal 13088 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13089 if (dsm != null) { 13090 dsm.checkMemory(); 13091 } 13092 } 13093 if(observer != null) { 13094 try { 13095 observer.onRemoveCompleted(packageName, succeeded); 13096 } catch (RemoteException e) { 13097 Log.i(TAG, "Observer no longer exists."); 13098 } 13099 } //end if observer 13100 } //end run 13101 }); 13102 } 13103 13104 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13105 if (packageName == null) { 13106 Slog.w(TAG, "Attempt to delete null packageName."); 13107 return false; 13108 } 13109 13110 // Try finding details about the requested package 13111 PackageParser.Package pkg; 13112 synchronized (mPackages) { 13113 pkg = mPackages.get(packageName); 13114 if (pkg == null) { 13115 final PackageSetting ps = mSettings.mPackages.get(packageName); 13116 if (ps != null) { 13117 pkg = ps.pkg; 13118 } 13119 } 13120 13121 if (pkg == null) { 13122 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13123 return false; 13124 } 13125 13126 PackageSetting ps = (PackageSetting) pkg.mExtras; 13127 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13128 } 13129 13130 // Always delete data directories for package, even if we found no other 13131 // record of app. This helps users recover from UID mismatches without 13132 // resorting to a full data wipe. 13133 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13134 if (retCode < 0) { 13135 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13136 return false; 13137 } 13138 13139 final int appId = pkg.applicationInfo.uid; 13140 removeKeystoreDataIfNeeded(userId, appId); 13141 13142 // Create a native library symlink only if we have native libraries 13143 // and if the native libraries are 32 bit libraries. We do not provide 13144 // this symlink for 64 bit libraries. 13145 if (pkg.applicationInfo.primaryCpuAbi != null && 13146 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13147 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13148 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13149 nativeLibPath, userId) < 0) { 13150 Slog.w(TAG, "Failed linking native library dir"); 13151 return false; 13152 } 13153 } 13154 13155 return true; 13156 } 13157 13158 /** 13159 * Reverts user permission state changes (permissions and flags). 13160 * 13161 * @param ps The package for which to reset. 13162 * @param userId The device user for which to do a reset. 13163 */ 13164 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13165 final PackageSetting ps, final int userId) { 13166 if (ps.pkg == null) { 13167 return; 13168 } 13169 13170 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13171 | FLAG_PERMISSION_USER_FIXED 13172 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13173 13174 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13175 | FLAG_PERMISSION_POLICY_FIXED; 13176 13177 boolean writeInstallPermissions = false; 13178 boolean writeRuntimePermissions = false; 13179 13180 final int permissionCount = ps.pkg.requestedPermissions.size(); 13181 for (int i = 0; i < permissionCount; i++) { 13182 String permission = ps.pkg.requestedPermissions.get(i); 13183 13184 BasePermission bp = mSettings.mPermissions.get(permission); 13185 if (bp == null) { 13186 continue; 13187 } 13188 13189 // If shared user we just reset the state to which only this app contributed. 13190 if (ps.sharedUser != null) { 13191 boolean used = false; 13192 final int packageCount = ps.sharedUser.packages.size(); 13193 for (int j = 0; j < packageCount; j++) { 13194 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13195 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13196 && pkg.pkg.requestedPermissions.contains(permission)) { 13197 used = true; 13198 break; 13199 } 13200 } 13201 if (used) { 13202 continue; 13203 } 13204 } 13205 13206 PermissionsState permissionsState = ps.getPermissionsState(); 13207 13208 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13209 13210 // Always clear the user settable flags. 13211 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13212 bp.name) != null; 13213 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13214 if (hasInstallState) { 13215 writeInstallPermissions = true; 13216 } else { 13217 writeRuntimePermissions = true; 13218 } 13219 } 13220 13221 // Below is only runtime permission handling. 13222 if (!bp.isRuntime()) { 13223 continue; 13224 } 13225 13226 // Never clobber system or policy. 13227 if ((oldFlags & policyOrSystemFlags) != 0) { 13228 continue; 13229 } 13230 13231 // If this permission was granted by default, make sure it is. 13232 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13233 if (permissionsState.grantRuntimePermission(bp, userId) 13234 != PERMISSION_OPERATION_FAILURE) { 13235 writeRuntimePermissions = true; 13236 } 13237 } else { 13238 // Otherwise, reset the permission. 13239 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13240 switch (revokeResult) { 13241 case PERMISSION_OPERATION_SUCCESS: { 13242 writeRuntimePermissions = true; 13243 } break; 13244 13245 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13246 writeRuntimePermissions = true; 13247 // If gids changed for this user, kill all affected packages. 13248 mHandler.post(new Runnable() { 13249 @Override 13250 public void run() { 13251 // This has to happen with no lock held. 13252 killSettingPackagesForUser(ps, userId, 13253 KILL_APP_REASON_GIDS_CHANGED); 13254 } 13255 }); 13256 } break; 13257 } 13258 } 13259 } 13260 13261 // Synchronously write as we are taking permissions away. 13262 if (writeRuntimePermissions) { 13263 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13264 } 13265 13266 // Synchronously write as we are taking permissions away. 13267 if (writeInstallPermissions) { 13268 mSettings.writeLPr(); 13269 } 13270 } 13271 13272 /** 13273 * Remove entries from the keystore daemon. Will only remove it if the 13274 * {@code appId} is valid. 13275 */ 13276 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13277 if (appId < 0) { 13278 return; 13279 } 13280 13281 final KeyStore keyStore = KeyStore.getInstance(); 13282 if (keyStore != null) { 13283 if (userId == UserHandle.USER_ALL) { 13284 for (final int individual : sUserManager.getUserIds()) { 13285 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13286 } 13287 } else { 13288 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13289 } 13290 } else { 13291 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13292 } 13293 } 13294 13295 @Override 13296 public void deleteApplicationCacheFiles(final String packageName, 13297 final IPackageDataObserver observer) { 13298 mContext.enforceCallingOrSelfPermission( 13299 android.Manifest.permission.DELETE_CACHE_FILES, null); 13300 // Queue up an async operation since the package deletion may take a little while. 13301 final int userId = UserHandle.getCallingUserId(); 13302 mHandler.post(new Runnable() { 13303 public void run() { 13304 mHandler.removeCallbacks(this); 13305 final boolean succeded; 13306 synchronized (mInstallLock) { 13307 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13308 } 13309 clearExternalStorageDataSync(packageName, userId, false); 13310 if (observer != null) { 13311 try { 13312 observer.onRemoveCompleted(packageName, succeded); 13313 } catch (RemoteException e) { 13314 Log.i(TAG, "Observer no longer exists."); 13315 } 13316 } //end if observer 13317 } //end run 13318 }); 13319 } 13320 13321 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13322 if (packageName == null) { 13323 Slog.w(TAG, "Attempt to delete null packageName."); 13324 return false; 13325 } 13326 PackageParser.Package p; 13327 synchronized (mPackages) { 13328 p = mPackages.get(packageName); 13329 } 13330 if (p == null) { 13331 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13332 return false; 13333 } 13334 final ApplicationInfo applicationInfo = p.applicationInfo; 13335 if (applicationInfo == null) { 13336 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13337 return false; 13338 } 13339 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13340 if (retCode < 0) { 13341 Slog.w(TAG, "Couldn't remove cache files for package: " 13342 + packageName + " u" + userId); 13343 return false; 13344 } 13345 return true; 13346 } 13347 13348 @Override 13349 public void getPackageSizeInfo(final String packageName, int userHandle, 13350 final IPackageStatsObserver observer) { 13351 mContext.enforceCallingOrSelfPermission( 13352 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13353 if (packageName == null) { 13354 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13355 } 13356 13357 PackageStats stats = new PackageStats(packageName, userHandle); 13358 13359 /* 13360 * Queue up an async operation since the package measurement may take a 13361 * little while. 13362 */ 13363 Message msg = mHandler.obtainMessage(INIT_COPY); 13364 msg.obj = new MeasureParams(stats, observer); 13365 mHandler.sendMessage(msg); 13366 } 13367 13368 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13369 PackageStats pStats) { 13370 if (packageName == null) { 13371 Slog.w(TAG, "Attempt to get size of null packageName."); 13372 return false; 13373 } 13374 PackageParser.Package p; 13375 boolean dataOnly = false; 13376 String libDirRoot = null; 13377 String asecPath = null; 13378 PackageSetting ps = null; 13379 synchronized (mPackages) { 13380 p = mPackages.get(packageName); 13381 ps = mSettings.mPackages.get(packageName); 13382 if(p == null) { 13383 dataOnly = true; 13384 if((ps == null) || (ps.pkg == null)) { 13385 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13386 return false; 13387 } 13388 p = ps.pkg; 13389 } 13390 if (ps != null) { 13391 libDirRoot = ps.legacyNativeLibraryPathString; 13392 } 13393 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13394 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13395 if (secureContainerId != null) { 13396 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13397 } 13398 } 13399 } 13400 String publicSrcDir = null; 13401 if(!dataOnly) { 13402 final ApplicationInfo applicationInfo = p.applicationInfo; 13403 if (applicationInfo == null) { 13404 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13405 return false; 13406 } 13407 if (p.isForwardLocked()) { 13408 publicSrcDir = applicationInfo.getBaseResourcePath(); 13409 } 13410 } 13411 // TODO: extend to measure size of split APKs 13412 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13413 // not just the first level. 13414 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13415 // just the primary. 13416 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13417 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13418 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13419 if (res < 0) { 13420 return false; 13421 } 13422 13423 // Fix-up for forward-locked applications in ASEC containers. 13424 if (!isExternal(p)) { 13425 pStats.codeSize += pStats.externalCodeSize; 13426 pStats.externalCodeSize = 0L; 13427 } 13428 13429 return true; 13430 } 13431 13432 13433 @Override 13434 public void addPackageToPreferred(String packageName) { 13435 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13436 } 13437 13438 @Override 13439 public void removePackageFromPreferred(String packageName) { 13440 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13441 } 13442 13443 @Override 13444 public List<PackageInfo> getPreferredPackages(int flags) { 13445 return new ArrayList<PackageInfo>(); 13446 } 13447 13448 private int getUidTargetSdkVersionLockedLPr(int uid) { 13449 Object obj = mSettings.getUserIdLPr(uid); 13450 if (obj instanceof SharedUserSetting) { 13451 final SharedUserSetting sus = (SharedUserSetting) obj; 13452 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13453 final Iterator<PackageSetting> it = sus.packages.iterator(); 13454 while (it.hasNext()) { 13455 final PackageSetting ps = it.next(); 13456 if (ps.pkg != null) { 13457 int v = ps.pkg.applicationInfo.targetSdkVersion; 13458 if (v < vers) vers = v; 13459 } 13460 } 13461 return vers; 13462 } else if (obj instanceof PackageSetting) { 13463 final PackageSetting ps = (PackageSetting) obj; 13464 if (ps.pkg != null) { 13465 return ps.pkg.applicationInfo.targetSdkVersion; 13466 } 13467 } 13468 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13469 } 13470 13471 @Override 13472 public void addPreferredActivity(IntentFilter filter, int match, 13473 ComponentName[] set, ComponentName activity, int userId) { 13474 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13475 "Adding preferred"); 13476 } 13477 13478 private void addPreferredActivityInternal(IntentFilter filter, int match, 13479 ComponentName[] set, ComponentName activity, boolean always, int userId, 13480 String opname) { 13481 // writer 13482 int callingUid = Binder.getCallingUid(); 13483 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13484 if (filter.countActions() == 0) { 13485 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13486 return; 13487 } 13488 synchronized (mPackages) { 13489 if (mContext.checkCallingOrSelfPermission( 13490 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13491 != PackageManager.PERMISSION_GRANTED) { 13492 if (getUidTargetSdkVersionLockedLPr(callingUid) 13493 < Build.VERSION_CODES.FROYO) { 13494 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13495 + callingUid); 13496 return; 13497 } 13498 mContext.enforceCallingOrSelfPermission( 13499 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13500 } 13501 13502 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13503 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13504 + userId + ":"); 13505 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13506 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13507 scheduleWritePackageRestrictionsLocked(userId); 13508 } 13509 } 13510 13511 @Override 13512 public void replacePreferredActivity(IntentFilter filter, int match, 13513 ComponentName[] set, ComponentName activity, int userId) { 13514 if (filter.countActions() != 1) { 13515 throw new IllegalArgumentException( 13516 "replacePreferredActivity expects filter to have only 1 action."); 13517 } 13518 if (filter.countDataAuthorities() != 0 13519 || filter.countDataPaths() != 0 13520 || filter.countDataSchemes() > 1 13521 || filter.countDataTypes() != 0) { 13522 throw new IllegalArgumentException( 13523 "replacePreferredActivity expects filter to have no data authorities, " + 13524 "paths, or types; and at most one scheme."); 13525 } 13526 13527 final int callingUid = Binder.getCallingUid(); 13528 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13529 synchronized (mPackages) { 13530 if (mContext.checkCallingOrSelfPermission( 13531 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13532 != PackageManager.PERMISSION_GRANTED) { 13533 if (getUidTargetSdkVersionLockedLPr(callingUid) 13534 < Build.VERSION_CODES.FROYO) { 13535 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13536 + Binder.getCallingUid()); 13537 return; 13538 } 13539 mContext.enforceCallingOrSelfPermission( 13540 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13541 } 13542 13543 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13544 if (pir != null) { 13545 // Get all of the existing entries that exactly match this filter. 13546 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13547 if (existing != null && existing.size() == 1) { 13548 PreferredActivity cur = existing.get(0); 13549 if (DEBUG_PREFERRED) { 13550 Slog.i(TAG, "Checking replace of preferred:"); 13551 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13552 if (!cur.mPref.mAlways) { 13553 Slog.i(TAG, " -- CUR; not mAlways!"); 13554 } else { 13555 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13556 Slog.i(TAG, " -- CUR: mSet=" 13557 + Arrays.toString(cur.mPref.mSetComponents)); 13558 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13559 Slog.i(TAG, " -- NEW: mMatch=" 13560 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13561 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13562 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13563 } 13564 } 13565 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13566 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13567 && cur.mPref.sameSet(set)) { 13568 // Setting the preferred activity to what it happens to be already 13569 if (DEBUG_PREFERRED) { 13570 Slog.i(TAG, "Replacing with same preferred activity " 13571 + cur.mPref.mShortComponent + " for user " 13572 + userId + ":"); 13573 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13574 } 13575 return; 13576 } 13577 } 13578 13579 if (existing != null) { 13580 if (DEBUG_PREFERRED) { 13581 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13582 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13583 } 13584 for (int i = 0; i < existing.size(); i++) { 13585 PreferredActivity pa = existing.get(i); 13586 if (DEBUG_PREFERRED) { 13587 Slog.i(TAG, "Removing existing preferred activity " 13588 + pa.mPref.mComponent + ":"); 13589 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13590 } 13591 pir.removeFilter(pa); 13592 } 13593 } 13594 } 13595 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13596 "Replacing preferred"); 13597 } 13598 } 13599 13600 @Override 13601 public void clearPackagePreferredActivities(String packageName) { 13602 final int uid = Binder.getCallingUid(); 13603 // writer 13604 synchronized (mPackages) { 13605 PackageParser.Package pkg = mPackages.get(packageName); 13606 if (pkg == null || pkg.applicationInfo.uid != uid) { 13607 if (mContext.checkCallingOrSelfPermission( 13608 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13609 != PackageManager.PERMISSION_GRANTED) { 13610 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13611 < Build.VERSION_CODES.FROYO) { 13612 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13613 + Binder.getCallingUid()); 13614 return; 13615 } 13616 mContext.enforceCallingOrSelfPermission( 13617 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13618 } 13619 } 13620 13621 int user = UserHandle.getCallingUserId(); 13622 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13623 scheduleWritePackageRestrictionsLocked(user); 13624 } 13625 } 13626 } 13627 13628 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13629 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13630 ArrayList<PreferredActivity> removed = null; 13631 boolean changed = false; 13632 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13633 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13634 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13635 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13636 continue; 13637 } 13638 Iterator<PreferredActivity> it = pir.filterIterator(); 13639 while (it.hasNext()) { 13640 PreferredActivity pa = it.next(); 13641 // Mark entry for removal only if it matches the package name 13642 // and the entry is of type "always". 13643 if (packageName == null || 13644 (pa.mPref.mComponent.getPackageName().equals(packageName) 13645 && pa.mPref.mAlways)) { 13646 if (removed == null) { 13647 removed = new ArrayList<PreferredActivity>(); 13648 } 13649 removed.add(pa); 13650 } 13651 } 13652 if (removed != null) { 13653 for (int j=0; j<removed.size(); j++) { 13654 PreferredActivity pa = removed.get(j); 13655 pir.removeFilter(pa); 13656 } 13657 changed = true; 13658 } 13659 } 13660 return changed; 13661 } 13662 13663 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13664 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13665 if (userId == UserHandle.USER_ALL) { 13666 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13667 sUserManager.getUserIds())) { 13668 for (int oneUserId : sUserManager.getUserIds()) { 13669 scheduleWritePackageRestrictionsLocked(oneUserId); 13670 } 13671 } 13672 } else { 13673 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13674 scheduleWritePackageRestrictionsLocked(userId); 13675 } 13676 } 13677 } 13678 13679 13680 void clearDefaultBrowserIfNeeded(String packageName) { 13681 for (int oneUserId : sUserManager.getUserIds()) { 13682 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13683 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13684 if (packageName.equals(defaultBrowserPackageName)) { 13685 setDefaultBrowserPackageName(null, oneUserId); 13686 } 13687 } 13688 } 13689 13690 @Override 13691 public void resetPreferredActivities(int userId) { 13692 mContext.enforceCallingOrSelfPermission( 13693 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13694 // writer 13695 synchronized (mPackages) { 13696 clearPackagePreferredActivitiesLPw(null, userId); 13697 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13698 applyFactoryDefaultBrowserLPw(userId); 13699 primeDomainVerificationsLPw(userId); 13700 13701 scheduleWritePackageRestrictionsLocked(userId); 13702 } 13703 } 13704 13705 @Override 13706 public int getPreferredActivities(List<IntentFilter> outFilters, 13707 List<ComponentName> outActivities, String packageName) { 13708 13709 int num = 0; 13710 final int userId = UserHandle.getCallingUserId(); 13711 // reader 13712 synchronized (mPackages) { 13713 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13714 if (pir != null) { 13715 final Iterator<PreferredActivity> it = pir.filterIterator(); 13716 while (it.hasNext()) { 13717 final PreferredActivity pa = it.next(); 13718 if (packageName == null 13719 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13720 && pa.mPref.mAlways)) { 13721 if (outFilters != null) { 13722 outFilters.add(new IntentFilter(pa)); 13723 } 13724 if (outActivities != null) { 13725 outActivities.add(pa.mPref.mComponent); 13726 } 13727 } 13728 } 13729 } 13730 } 13731 13732 return num; 13733 } 13734 13735 @Override 13736 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13737 int userId) { 13738 int callingUid = Binder.getCallingUid(); 13739 if (callingUid != Process.SYSTEM_UID) { 13740 throw new SecurityException( 13741 "addPersistentPreferredActivity can only be run by the system"); 13742 } 13743 if (filter.countActions() == 0) { 13744 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13745 return; 13746 } 13747 synchronized (mPackages) { 13748 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13749 " :"); 13750 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13751 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13752 new PersistentPreferredActivity(filter, activity)); 13753 scheduleWritePackageRestrictionsLocked(userId); 13754 } 13755 } 13756 13757 @Override 13758 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13759 int callingUid = Binder.getCallingUid(); 13760 if (callingUid != Process.SYSTEM_UID) { 13761 throw new SecurityException( 13762 "clearPackagePersistentPreferredActivities can only be run by the system"); 13763 } 13764 ArrayList<PersistentPreferredActivity> removed = null; 13765 boolean changed = false; 13766 synchronized (mPackages) { 13767 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13768 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13769 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13770 .valueAt(i); 13771 if (userId != thisUserId) { 13772 continue; 13773 } 13774 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13775 while (it.hasNext()) { 13776 PersistentPreferredActivity ppa = it.next(); 13777 // Mark entry for removal only if it matches the package name. 13778 if (ppa.mComponent.getPackageName().equals(packageName)) { 13779 if (removed == null) { 13780 removed = new ArrayList<PersistentPreferredActivity>(); 13781 } 13782 removed.add(ppa); 13783 } 13784 } 13785 if (removed != null) { 13786 for (int j=0; j<removed.size(); j++) { 13787 PersistentPreferredActivity ppa = removed.get(j); 13788 ppir.removeFilter(ppa); 13789 } 13790 changed = true; 13791 } 13792 } 13793 13794 if (changed) { 13795 scheduleWritePackageRestrictionsLocked(userId); 13796 } 13797 } 13798 } 13799 13800 /** 13801 * Common machinery for picking apart a restored XML blob and passing 13802 * it to a caller-supplied functor to be applied to the running system. 13803 */ 13804 private void restoreFromXml(XmlPullParser parser, int userId, 13805 String expectedStartTag, BlobXmlRestorer functor) 13806 throws IOException, XmlPullParserException { 13807 int type; 13808 while ((type = parser.next()) != XmlPullParser.START_TAG 13809 && type != XmlPullParser.END_DOCUMENT) { 13810 } 13811 if (type != XmlPullParser.START_TAG) { 13812 // oops didn't find a start tag?! 13813 if (DEBUG_BACKUP) { 13814 Slog.e(TAG, "Didn't find start tag during restore"); 13815 } 13816 return; 13817 } 13818 13819 // this is supposed to be TAG_PREFERRED_BACKUP 13820 if (!expectedStartTag.equals(parser.getName())) { 13821 if (DEBUG_BACKUP) { 13822 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13823 } 13824 return; 13825 } 13826 13827 // skip interfering stuff, then we're aligned with the backing implementation 13828 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13829 functor.apply(parser, userId); 13830 } 13831 13832 private interface BlobXmlRestorer { 13833 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13834 } 13835 13836 /** 13837 * Non-Binder method, support for the backup/restore mechanism: write the 13838 * full set of preferred activities in its canonical XML format. Returns the 13839 * XML output as a byte array, or null if there is none. 13840 */ 13841 @Override 13842 public byte[] getPreferredActivityBackup(int userId) { 13843 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13844 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13845 } 13846 13847 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13848 try { 13849 final XmlSerializer serializer = new FastXmlSerializer(); 13850 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13851 serializer.startDocument(null, true); 13852 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13853 13854 synchronized (mPackages) { 13855 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13856 } 13857 13858 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13859 serializer.endDocument(); 13860 serializer.flush(); 13861 } catch (Exception e) { 13862 if (DEBUG_BACKUP) { 13863 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13864 } 13865 return null; 13866 } 13867 13868 return dataStream.toByteArray(); 13869 } 13870 13871 @Override 13872 public void restorePreferredActivities(byte[] backup, int userId) { 13873 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13874 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13875 } 13876 13877 try { 13878 final XmlPullParser parser = Xml.newPullParser(); 13879 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13880 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13881 new BlobXmlRestorer() { 13882 @Override 13883 public void apply(XmlPullParser parser, int userId) 13884 throws XmlPullParserException, IOException { 13885 synchronized (mPackages) { 13886 mSettings.readPreferredActivitiesLPw(parser, userId); 13887 } 13888 } 13889 } ); 13890 } catch (Exception e) { 13891 if (DEBUG_BACKUP) { 13892 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13893 } 13894 } 13895 } 13896 13897 /** 13898 * Non-Binder method, support for the backup/restore mechanism: write the 13899 * default browser (etc) settings in its canonical XML format. Returns the default 13900 * browser XML representation as a byte array, or null if there is none. 13901 */ 13902 @Override 13903 public byte[] getDefaultAppsBackup(int userId) { 13904 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13905 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13906 } 13907 13908 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13909 try { 13910 final XmlSerializer serializer = new FastXmlSerializer(); 13911 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13912 serializer.startDocument(null, true); 13913 serializer.startTag(null, TAG_DEFAULT_APPS); 13914 13915 synchronized (mPackages) { 13916 mSettings.writeDefaultAppsLPr(serializer, userId); 13917 } 13918 13919 serializer.endTag(null, TAG_DEFAULT_APPS); 13920 serializer.endDocument(); 13921 serializer.flush(); 13922 } catch (Exception e) { 13923 if (DEBUG_BACKUP) { 13924 Slog.e(TAG, "Unable to write default apps for backup", e); 13925 } 13926 return null; 13927 } 13928 13929 return dataStream.toByteArray(); 13930 } 13931 13932 @Override 13933 public void restoreDefaultApps(byte[] backup, int userId) { 13934 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13935 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13936 } 13937 13938 try { 13939 final XmlPullParser parser = Xml.newPullParser(); 13940 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13941 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13942 new BlobXmlRestorer() { 13943 @Override 13944 public void apply(XmlPullParser parser, int userId) 13945 throws XmlPullParserException, IOException { 13946 synchronized (mPackages) { 13947 mSettings.readDefaultAppsLPw(parser, userId); 13948 } 13949 } 13950 } ); 13951 } catch (Exception e) { 13952 if (DEBUG_BACKUP) { 13953 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13954 } 13955 } 13956 } 13957 13958 @Override 13959 public byte[] getIntentFilterVerificationBackup(int userId) { 13960 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13961 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13962 } 13963 13964 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13965 try { 13966 final XmlSerializer serializer = new FastXmlSerializer(); 13967 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13968 serializer.startDocument(null, true); 13969 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13970 13971 synchronized (mPackages) { 13972 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13973 } 13974 13975 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13976 serializer.endDocument(); 13977 serializer.flush(); 13978 } catch (Exception e) { 13979 if (DEBUG_BACKUP) { 13980 Slog.e(TAG, "Unable to write default apps for backup", e); 13981 } 13982 return null; 13983 } 13984 13985 return dataStream.toByteArray(); 13986 } 13987 13988 @Override 13989 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13990 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13991 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13992 } 13993 13994 try { 13995 final XmlPullParser parser = Xml.newPullParser(); 13996 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13997 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13998 new BlobXmlRestorer() { 13999 @Override 14000 public void apply(XmlPullParser parser, int userId) 14001 throws XmlPullParserException, IOException { 14002 synchronized (mPackages) { 14003 mSettings.readAllDomainVerificationsLPr(parser, userId); 14004 mSettings.writeLPr(); 14005 } 14006 } 14007 } ); 14008 } catch (Exception e) { 14009 if (DEBUG_BACKUP) { 14010 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14011 } 14012 } 14013 } 14014 14015 @Override 14016 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14017 int sourceUserId, int targetUserId, int flags) { 14018 mContext.enforceCallingOrSelfPermission( 14019 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14020 int callingUid = Binder.getCallingUid(); 14021 enforceOwnerRights(ownerPackage, callingUid); 14022 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14023 if (intentFilter.countActions() == 0) { 14024 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14025 return; 14026 } 14027 synchronized (mPackages) { 14028 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14029 ownerPackage, targetUserId, flags); 14030 CrossProfileIntentResolver resolver = 14031 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14032 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14033 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14034 if (existing != null) { 14035 int size = existing.size(); 14036 for (int i = 0; i < size; i++) { 14037 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14038 return; 14039 } 14040 } 14041 } 14042 resolver.addFilter(newFilter); 14043 scheduleWritePackageRestrictionsLocked(sourceUserId); 14044 } 14045 } 14046 14047 @Override 14048 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14049 mContext.enforceCallingOrSelfPermission( 14050 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14051 int callingUid = Binder.getCallingUid(); 14052 enforceOwnerRights(ownerPackage, callingUid); 14053 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14054 synchronized (mPackages) { 14055 CrossProfileIntentResolver resolver = 14056 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14057 ArraySet<CrossProfileIntentFilter> set = 14058 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14059 for (CrossProfileIntentFilter filter : set) { 14060 if (filter.getOwnerPackage().equals(ownerPackage)) { 14061 resolver.removeFilter(filter); 14062 } 14063 } 14064 scheduleWritePackageRestrictionsLocked(sourceUserId); 14065 } 14066 } 14067 14068 // Enforcing that callingUid is owning pkg on userId 14069 private void enforceOwnerRights(String pkg, int callingUid) { 14070 // The system owns everything. 14071 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14072 return; 14073 } 14074 int callingUserId = UserHandle.getUserId(callingUid); 14075 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14076 if (pi == null) { 14077 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14078 + callingUserId); 14079 } 14080 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14081 throw new SecurityException("Calling uid " + callingUid 14082 + " does not own package " + pkg); 14083 } 14084 } 14085 14086 @Override 14087 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14088 Intent intent = new Intent(Intent.ACTION_MAIN); 14089 intent.addCategory(Intent.CATEGORY_HOME); 14090 14091 final int callingUserId = UserHandle.getCallingUserId(); 14092 List<ResolveInfo> list = queryIntentActivities(intent, null, 14093 PackageManager.GET_META_DATA, callingUserId); 14094 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14095 true, false, false, callingUserId); 14096 14097 allHomeCandidates.clear(); 14098 if (list != null) { 14099 for (ResolveInfo ri : list) { 14100 allHomeCandidates.add(ri); 14101 } 14102 } 14103 return (preferred == null || preferred.activityInfo == null) 14104 ? null 14105 : new ComponentName(preferred.activityInfo.packageName, 14106 preferred.activityInfo.name); 14107 } 14108 14109 @Override 14110 public void setApplicationEnabledSetting(String appPackageName, 14111 int newState, int flags, int userId, String callingPackage) { 14112 if (!sUserManager.exists(userId)) return; 14113 if (callingPackage == null) { 14114 callingPackage = Integer.toString(Binder.getCallingUid()); 14115 } 14116 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14117 } 14118 14119 @Override 14120 public void setComponentEnabledSetting(ComponentName componentName, 14121 int newState, int flags, int userId) { 14122 if (!sUserManager.exists(userId)) return; 14123 setEnabledSetting(componentName.getPackageName(), 14124 componentName.getClassName(), newState, flags, userId, null); 14125 } 14126 14127 private void setEnabledSetting(final String packageName, String className, int newState, 14128 final int flags, int userId, String callingPackage) { 14129 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14130 || newState == COMPONENT_ENABLED_STATE_ENABLED 14131 || newState == COMPONENT_ENABLED_STATE_DISABLED 14132 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14133 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14134 throw new IllegalArgumentException("Invalid new component state: " 14135 + newState); 14136 } 14137 PackageSetting pkgSetting; 14138 final int uid = Binder.getCallingUid(); 14139 final int permission = mContext.checkCallingOrSelfPermission( 14140 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14141 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14142 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14143 boolean sendNow = false; 14144 boolean isApp = (className == null); 14145 String componentName = isApp ? packageName : className; 14146 int packageUid = -1; 14147 ArrayList<String> components; 14148 14149 // writer 14150 synchronized (mPackages) { 14151 pkgSetting = mSettings.mPackages.get(packageName); 14152 if (pkgSetting == null) { 14153 if (className == null) { 14154 throw new IllegalArgumentException( 14155 "Unknown package: " + packageName); 14156 } 14157 throw new IllegalArgumentException( 14158 "Unknown component: " + packageName 14159 + "/" + className); 14160 } 14161 // Allow root and verify that userId is not being specified by a different user 14162 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14163 throw new SecurityException( 14164 "Permission Denial: attempt to change component state from pid=" 14165 + Binder.getCallingPid() 14166 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14167 } 14168 if (className == null) { 14169 // We're dealing with an application/package level state change 14170 if (pkgSetting.getEnabled(userId) == newState) { 14171 // Nothing to do 14172 return; 14173 } 14174 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14175 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14176 // Don't care about who enables an app. 14177 callingPackage = null; 14178 } 14179 pkgSetting.setEnabled(newState, userId, callingPackage); 14180 // pkgSetting.pkg.mSetEnabled = newState; 14181 } else { 14182 // We're dealing with a component level state change 14183 // First, verify that this is a valid class name. 14184 PackageParser.Package pkg = pkgSetting.pkg; 14185 if (pkg == null || !pkg.hasComponentClassName(className)) { 14186 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14187 throw new IllegalArgumentException("Component class " + className 14188 + " does not exist in " + packageName); 14189 } else { 14190 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14191 + className + " does not exist in " + packageName); 14192 } 14193 } 14194 switch (newState) { 14195 case COMPONENT_ENABLED_STATE_ENABLED: 14196 if (!pkgSetting.enableComponentLPw(className, userId)) { 14197 return; 14198 } 14199 break; 14200 case COMPONENT_ENABLED_STATE_DISABLED: 14201 if (!pkgSetting.disableComponentLPw(className, userId)) { 14202 return; 14203 } 14204 break; 14205 case COMPONENT_ENABLED_STATE_DEFAULT: 14206 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14207 return; 14208 } 14209 break; 14210 default: 14211 Slog.e(TAG, "Invalid new component state: " + newState); 14212 return; 14213 } 14214 } 14215 scheduleWritePackageRestrictionsLocked(userId); 14216 components = mPendingBroadcasts.get(userId, packageName); 14217 final boolean newPackage = components == null; 14218 if (newPackage) { 14219 components = new ArrayList<String>(); 14220 } 14221 if (!components.contains(componentName)) { 14222 components.add(componentName); 14223 } 14224 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14225 sendNow = true; 14226 // Purge entry from pending broadcast list if another one exists already 14227 // since we are sending one right away. 14228 mPendingBroadcasts.remove(userId, packageName); 14229 } else { 14230 if (newPackage) { 14231 mPendingBroadcasts.put(userId, packageName, components); 14232 } 14233 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14234 // Schedule a message 14235 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14236 } 14237 } 14238 } 14239 14240 long callingId = Binder.clearCallingIdentity(); 14241 try { 14242 if (sendNow) { 14243 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14244 sendPackageChangedBroadcast(packageName, 14245 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14246 } 14247 } finally { 14248 Binder.restoreCallingIdentity(callingId); 14249 } 14250 } 14251 14252 private void sendPackageChangedBroadcast(String packageName, 14253 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14254 if (DEBUG_INSTALL) 14255 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14256 + componentNames); 14257 Bundle extras = new Bundle(4); 14258 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14259 String nameList[] = new String[componentNames.size()]; 14260 componentNames.toArray(nameList); 14261 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14262 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14263 extras.putInt(Intent.EXTRA_UID, packageUid); 14264 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14265 new int[] {UserHandle.getUserId(packageUid)}); 14266 } 14267 14268 @Override 14269 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14270 if (!sUserManager.exists(userId)) return; 14271 final int uid = Binder.getCallingUid(); 14272 final int permission = mContext.checkCallingOrSelfPermission( 14273 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14274 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14275 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14276 // writer 14277 synchronized (mPackages) { 14278 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14279 allowedByPermission, uid, userId)) { 14280 scheduleWritePackageRestrictionsLocked(userId); 14281 } 14282 } 14283 } 14284 14285 @Override 14286 public String getInstallerPackageName(String packageName) { 14287 // reader 14288 synchronized (mPackages) { 14289 return mSettings.getInstallerPackageNameLPr(packageName); 14290 } 14291 } 14292 14293 @Override 14294 public int getApplicationEnabledSetting(String packageName, int userId) { 14295 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14296 int uid = Binder.getCallingUid(); 14297 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14298 // reader 14299 synchronized (mPackages) { 14300 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14301 } 14302 } 14303 14304 @Override 14305 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14306 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14307 int uid = Binder.getCallingUid(); 14308 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14309 // reader 14310 synchronized (mPackages) { 14311 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14312 } 14313 } 14314 14315 @Override 14316 public void enterSafeMode() { 14317 enforceSystemOrRoot("Only the system can request entering safe mode"); 14318 14319 if (!mSystemReady) { 14320 mSafeMode = true; 14321 } 14322 } 14323 14324 @Override 14325 public void systemReady() { 14326 mSystemReady = true; 14327 14328 // Read the compatibilty setting when the system is ready. 14329 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14330 mContext.getContentResolver(), 14331 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14332 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14333 if (DEBUG_SETTINGS) { 14334 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14335 } 14336 14337 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14338 14339 synchronized (mPackages) { 14340 // Verify that all of the preferred activity components actually 14341 // exist. It is possible for applications to be updated and at 14342 // that point remove a previously declared activity component that 14343 // had been set as a preferred activity. We try to clean this up 14344 // the next time we encounter that preferred activity, but it is 14345 // possible for the user flow to never be able to return to that 14346 // situation so here we do a sanity check to make sure we haven't 14347 // left any junk around. 14348 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14349 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14350 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14351 removed.clear(); 14352 for (PreferredActivity pa : pir.filterSet()) { 14353 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14354 removed.add(pa); 14355 } 14356 } 14357 if (removed.size() > 0) { 14358 for (int r=0; r<removed.size(); r++) { 14359 PreferredActivity pa = removed.get(r); 14360 Slog.w(TAG, "Removing dangling preferred activity: " 14361 + pa.mPref.mComponent); 14362 pir.removeFilter(pa); 14363 } 14364 mSettings.writePackageRestrictionsLPr( 14365 mSettings.mPreferredActivities.keyAt(i)); 14366 } 14367 } 14368 14369 for (int userId : UserManagerService.getInstance().getUserIds()) { 14370 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14371 grantPermissionsUserIds = ArrayUtils.appendInt( 14372 grantPermissionsUserIds, userId); 14373 } 14374 } 14375 } 14376 sUserManager.systemReady(); 14377 14378 // If we upgraded grant all default permissions before kicking off. 14379 for (int userId : grantPermissionsUserIds) { 14380 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14381 } 14382 14383 // Kick off any messages waiting for system ready 14384 if (mPostSystemReadyMessages != null) { 14385 for (Message msg : mPostSystemReadyMessages) { 14386 msg.sendToTarget(); 14387 } 14388 mPostSystemReadyMessages = null; 14389 } 14390 14391 // Watch for external volumes that come and go over time 14392 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14393 storage.registerListener(mStorageListener); 14394 14395 mInstallerService.systemReady(); 14396 mPackageDexOptimizer.systemReady(); 14397 } 14398 14399 @Override 14400 public boolean isSafeMode() { 14401 return mSafeMode; 14402 } 14403 14404 @Override 14405 public boolean hasSystemUidErrors() { 14406 return mHasSystemUidErrors; 14407 } 14408 14409 static String arrayToString(int[] array) { 14410 StringBuffer buf = new StringBuffer(128); 14411 buf.append('['); 14412 if (array != null) { 14413 for (int i=0; i<array.length; i++) { 14414 if (i > 0) buf.append(", "); 14415 buf.append(array[i]); 14416 } 14417 } 14418 buf.append(']'); 14419 return buf.toString(); 14420 } 14421 14422 static class DumpState { 14423 public static final int DUMP_LIBS = 1 << 0; 14424 public static final int DUMP_FEATURES = 1 << 1; 14425 public static final int DUMP_RESOLVERS = 1 << 2; 14426 public static final int DUMP_PERMISSIONS = 1 << 3; 14427 public static final int DUMP_PACKAGES = 1 << 4; 14428 public static final int DUMP_SHARED_USERS = 1 << 5; 14429 public static final int DUMP_MESSAGES = 1 << 6; 14430 public static final int DUMP_PROVIDERS = 1 << 7; 14431 public static final int DUMP_VERIFIERS = 1 << 8; 14432 public static final int DUMP_PREFERRED = 1 << 9; 14433 public static final int DUMP_PREFERRED_XML = 1 << 10; 14434 public static final int DUMP_KEYSETS = 1 << 11; 14435 public static final int DUMP_VERSION = 1 << 12; 14436 public static final int DUMP_INSTALLS = 1 << 13; 14437 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14438 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14439 14440 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14441 14442 private int mTypes; 14443 14444 private int mOptions; 14445 14446 private boolean mTitlePrinted; 14447 14448 private SharedUserSetting mSharedUser; 14449 14450 public boolean isDumping(int type) { 14451 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14452 return true; 14453 } 14454 14455 return (mTypes & type) != 0; 14456 } 14457 14458 public void setDump(int type) { 14459 mTypes |= type; 14460 } 14461 14462 public boolean isOptionEnabled(int option) { 14463 return (mOptions & option) != 0; 14464 } 14465 14466 public void setOptionEnabled(int option) { 14467 mOptions |= option; 14468 } 14469 14470 public boolean onTitlePrinted() { 14471 final boolean printed = mTitlePrinted; 14472 mTitlePrinted = true; 14473 return printed; 14474 } 14475 14476 public boolean getTitlePrinted() { 14477 return mTitlePrinted; 14478 } 14479 14480 public void setTitlePrinted(boolean enabled) { 14481 mTitlePrinted = enabled; 14482 } 14483 14484 public SharedUserSetting getSharedUser() { 14485 return mSharedUser; 14486 } 14487 14488 public void setSharedUser(SharedUserSetting user) { 14489 mSharedUser = user; 14490 } 14491 } 14492 14493 @Override 14494 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14495 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14496 != PackageManager.PERMISSION_GRANTED) { 14497 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14498 + Binder.getCallingPid() 14499 + ", uid=" + Binder.getCallingUid() 14500 + " without permission " 14501 + android.Manifest.permission.DUMP); 14502 return; 14503 } 14504 14505 DumpState dumpState = new DumpState(); 14506 boolean fullPreferred = false; 14507 boolean checkin = false; 14508 14509 String packageName = null; 14510 ArraySet<String> permissionNames = null; 14511 14512 int opti = 0; 14513 while (opti < args.length) { 14514 String opt = args[opti]; 14515 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14516 break; 14517 } 14518 opti++; 14519 14520 if ("-a".equals(opt)) { 14521 // Right now we only know how to print all. 14522 } else if ("-h".equals(opt)) { 14523 pw.println("Package manager dump options:"); 14524 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14525 pw.println(" --checkin: dump for a checkin"); 14526 pw.println(" -f: print details of intent filters"); 14527 pw.println(" -h: print this help"); 14528 pw.println(" cmd may be one of:"); 14529 pw.println(" l[ibraries]: list known shared libraries"); 14530 pw.println(" f[ibraries]: list device features"); 14531 pw.println(" k[eysets]: print known keysets"); 14532 pw.println(" r[esolvers]: dump intent resolvers"); 14533 pw.println(" perm[issions]: dump permissions"); 14534 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14535 pw.println(" pref[erred]: print preferred package settings"); 14536 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14537 pw.println(" prov[iders]: dump content providers"); 14538 pw.println(" p[ackages]: dump installed packages"); 14539 pw.println(" s[hared-users]: dump shared user IDs"); 14540 pw.println(" m[essages]: print collected runtime messages"); 14541 pw.println(" v[erifiers]: print package verifier info"); 14542 pw.println(" version: print database version info"); 14543 pw.println(" write: write current settings now"); 14544 pw.println(" <package.name>: info about given package"); 14545 pw.println(" installs: details about install sessions"); 14546 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14547 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14548 return; 14549 } else if ("--checkin".equals(opt)) { 14550 checkin = true; 14551 } else if ("-f".equals(opt)) { 14552 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14553 } else { 14554 pw.println("Unknown argument: " + opt + "; use -h for help"); 14555 } 14556 } 14557 14558 // Is the caller requesting to dump a particular piece of data? 14559 if (opti < args.length) { 14560 String cmd = args[opti]; 14561 opti++; 14562 // Is this a package name? 14563 if ("android".equals(cmd) || cmd.contains(".")) { 14564 packageName = cmd; 14565 // When dumping a single package, we always dump all of its 14566 // filter information since the amount of data will be reasonable. 14567 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14568 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14569 dumpState.setDump(DumpState.DUMP_LIBS); 14570 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14571 dumpState.setDump(DumpState.DUMP_FEATURES); 14572 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14573 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14574 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14575 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14576 } else if ("permission".equals(cmd)) { 14577 if (opti >= args.length) { 14578 pw.println("Error: permission requires permission name"); 14579 return; 14580 } 14581 permissionNames = new ArraySet<>(); 14582 while (opti < args.length) { 14583 permissionNames.add(args[opti]); 14584 opti++; 14585 } 14586 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14587 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14588 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14589 dumpState.setDump(DumpState.DUMP_PREFERRED); 14590 } else if ("preferred-xml".equals(cmd)) { 14591 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14592 if (opti < args.length && "--full".equals(args[opti])) { 14593 fullPreferred = true; 14594 opti++; 14595 } 14596 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14597 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14598 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14599 dumpState.setDump(DumpState.DUMP_PACKAGES); 14600 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14601 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14602 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14603 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14604 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14605 dumpState.setDump(DumpState.DUMP_MESSAGES); 14606 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14607 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14608 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14609 || "intent-filter-verifiers".equals(cmd)) { 14610 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14611 } else if ("version".equals(cmd)) { 14612 dumpState.setDump(DumpState.DUMP_VERSION); 14613 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14614 dumpState.setDump(DumpState.DUMP_KEYSETS); 14615 } else if ("installs".equals(cmd)) { 14616 dumpState.setDump(DumpState.DUMP_INSTALLS); 14617 } else if ("write".equals(cmd)) { 14618 synchronized (mPackages) { 14619 mSettings.writeLPr(); 14620 pw.println("Settings written."); 14621 return; 14622 } 14623 } 14624 } 14625 14626 if (checkin) { 14627 pw.println("vers,1"); 14628 } 14629 14630 // reader 14631 synchronized (mPackages) { 14632 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14633 if (!checkin) { 14634 if (dumpState.onTitlePrinted()) 14635 pw.println(); 14636 pw.println("Database versions:"); 14637 pw.print(" SDK Version:"); 14638 pw.print(" internal="); 14639 pw.print(mSettings.mInternalSdkPlatform); 14640 pw.print(" external="); 14641 pw.println(mSettings.mExternalSdkPlatform); 14642 pw.print(" DB Version:"); 14643 pw.print(" internal="); 14644 pw.print(mSettings.mInternalDatabaseVersion); 14645 pw.print(" external="); 14646 pw.println(mSettings.mExternalDatabaseVersion); 14647 } 14648 } 14649 14650 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14651 if (!checkin) { 14652 if (dumpState.onTitlePrinted()) 14653 pw.println(); 14654 pw.println("Verifiers:"); 14655 pw.print(" Required: "); 14656 pw.print(mRequiredVerifierPackage); 14657 pw.print(" (uid="); 14658 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14659 pw.println(")"); 14660 } else if (mRequiredVerifierPackage != null) { 14661 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14662 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14663 } 14664 } 14665 14666 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14667 packageName == null) { 14668 if (mIntentFilterVerifierComponent != null) { 14669 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14670 if (!checkin) { 14671 if (dumpState.onTitlePrinted()) 14672 pw.println(); 14673 pw.println("Intent Filter Verifier:"); 14674 pw.print(" Using: "); 14675 pw.print(verifierPackageName); 14676 pw.print(" (uid="); 14677 pw.print(getPackageUid(verifierPackageName, 0)); 14678 pw.println(")"); 14679 } else if (verifierPackageName != null) { 14680 pw.print("ifv,"); pw.print(verifierPackageName); 14681 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14682 } 14683 } else { 14684 pw.println(); 14685 pw.println("No Intent Filter Verifier available!"); 14686 } 14687 } 14688 14689 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14690 boolean printedHeader = false; 14691 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14692 while (it.hasNext()) { 14693 String name = it.next(); 14694 SharedLibraryEntry ent = mSharedLibraries.get(name); 14695 if (!checkin) { 14696 if (!printedHeader) { 14697 if (dumpState.onTitlePrinted()) 14698 pw.println(); 14699 pw.println("Libraries:"); 14700 printedHeader = true; 14701 } 14702 pw.print(" "); 14703 } else { 14704 pw.print("lib,"); 14705 } 14706 pw.print(name); 14707 if (!checkin) { 14708 pw.print(" -> "); 14709 } 14710 if (ent.path != null) { 14711 if (!checkin) { 14712 pw.print("(jar) "); 14713 pw.print(ent.path); 14714 } else { 14715 pw.print(",jar,"); 14716 pw.print(ent.path); 14717 } 14718 } else { 14719 if (!checkin) { 14720 pw.print("(apk) "); 14721 pw.print(ent.apk); 14722 } else { 14723 pw.print(",apk,"); 14724 pw.print(ent.apk); 14725 } 14726 } 14727 pw.println(); 14728 } 14729 } 14730 14731 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14732 if (dumpState.onTitlePrinted()) 14733 pw.println(); 14734 if (!checkin) { 14735 pw.println("Features:"); 14736 } 14737 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14738 while (it.hasNext()) { 14739 String name = it.next(); 14740 if (!checkin) { 14741 pw.print(" "); 14742 } else { 14743 pw.print("feat,"); 14744 } 14745 pw.println(name); 14746 } 14747 } 14748 14749 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14750 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14751 : "Activity Resolver Table:", " ", packageName, 14752 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14753 dumpState.setTitlePrinted(true); 14754 } 14755 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14756 : "Receiver Resolver Table:", " ", packageName, 14757 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14758 dumpState.setTitlePrinted(true); 14759 } 14760 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14761 : "Service Resolver Table:", " ", packageName, 14762 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14763 dumpState.setTitlePrinted(true); 14764 } 14765 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14766 : "Provider Resolver Table:", " ", packageName, 14767 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14768 dumpState.setTitlePrinted(true); 14769 } 14770 } 14771 14772 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14773 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14774 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14775 int user = mSettings.mPreferredActivities.keyAt(i); 14776 if (pir.dump(pw, 14777 dumpState.getTitlePrinted() 14778 ? "\nPreferred Activities User " + user + ":" 14779 : "Preferred Activities User " + user + ":", " ", 14780 packageName, true, false)) { 14781 dumpState.setTitlePrinted(true); 14782 } 14783 } 14784 } 14785 14786 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14787 pw.flush(); 14788 FileOutputStream fout = new FileOutputStream(fd); 14789 BufferedOutputStream str = new BufferedOutputStream(fout); 14790 XmlSerializer serializer = new FastXmlSerializer(); 14791 try { 14792 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14793 serializer.startDocument(null, true); 14794 serializer.setFeature( 14795 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14796 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14797 serializer.endDocument(); 14798 serializer.flush(); 14799 } catch (IllegalArgumentException e) { 14800 pw.println("Failed writing: " + e); 14801 } catch (IllegalStateException e) { 14802 pw.println("Failed writing: " + e); 14803 } catch (IOException e) { 14804 pw.println("Failed writing: " + e); 14805 } 14806 } 14807 14808 if (!checkin 14809 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14810 && packageName == null) { 14811 pw.println(); 14812 int count = mSettings.mPackages.size(); 14813 if (count == 0) { 14814 pw.println("No applications!"); 14815 pw.println(); 14816 } else { 14817 final String prefix = " "; 14818 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14819 if (allPackageSettings.size() == 0) { 14820 pw.println("No domain preferred apps!"); 14821 pw.println(); 14822 } else { 14823 pw.println("App verification status:"); 14824 pw.println(); 14825 count = 0; 14826 for (PackageSetting ps : allPackageSettings) { 14827 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14828 if (ivi == null || ivi.getPackageName() == null) continue; 14829 pw.println(prefix + "Package: " + ivi.getPackageName()); 14830 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14831 pw.println(prefix + "Status: " + ivi.getStatusString()); 14832 pw.println(); 14833 count++; 14834 } 14835 if (count == 0) { 14836 pw.println(prefix + "No app verification established."); 14837 pw.println(); 14838 } 14839 for (int userId : sUserManager.getUserIds()) { 14840 pw.println("App linkages for user " + userId + ":"); 14841 pw.println(); 14842 count = 0; 14843 for (PackageSetting ps : allPackageSettings) { 14844 final int status = ps.getDomainVerificationStatusForUser(userId); 14845 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14846 continue; 14847 } 14848 pw.println(prefix + "Package: " + ps.name); 14849 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14850 String statusStr = IntentFilterVerificationInfo. 14851 getStatusStringFromValue(status); 14852 pw.println(prefix + "Status: " + statusStr); 14853 pw.println(); 14854 count++; 14855 } 14856 if (count == 0) { 14857 pw.println(prefix + "No configured app linkages."); 14858 pw.println(); 14859 } 14860 } 14861 } 14862 } 14863 } 14864 14865 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14866 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14867 if (packageName == null && permissionNames == null) { 14868 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14869 if (iperm == 0) { 14870 if (dumpState.onTitlePrinted()) 14871 pw.println(); 14872 pw.println("AppOp Permissions:"); 14873 } 14874 pw.print(" AppOp Permission "); 14875 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14876 pw.println(":"); 14877 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14878 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14879 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14880 } 14881 } 14882 } 14883 } 14884 14885 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14886 boolean printedSomething = false; 14887 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14888 if (packageName != null && !packageName.equals(p.info.packageName)) { 14889 continue; 14890 } 14891 if (!printedSomething) { 14892 if (dumpState.onTitlePrinted()) 14893 pw.println(); 14894 pw.println("Registered ContentProviders:"); 14895 printedSomething = true; 14896 } 14897 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14898 pw.print(" "); pw.println(p.toString()); 14899 } 14900 printedSomething = false; 14901 for (Map.Entry<String, PackageParser.Provider> entry : 14902 mProvidersByAuthority.entrySet()) { 14903 PackageParser.Provider p = entry.getValue(); 14904 if (packageName != null && !packageName.equals(p.info.packageName)) { 14905 continue; 14906 } 14907 if (!printedSomething) { 14908 if (dumpState.onTitlePrinted()) 14909 pw.println(); 14910 pw.println("ContentProvider Authorities:"); 14911 printedSomething = true; 14912 } 14913 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14914 pw.print(" "); pw.println(p.toString()); 14915 if (p.info != null && p.info.applicationInfo != null) { 14916 final String appInfo = p.info.applicationInfo.toString(); 14917 pw.print(" applicationInfo="); pw.println(appInfo); 14918 } 14919 } 14920 } 14921 14922 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14923 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14924 } 14925 14926 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14927 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14928 } 14929 14930 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14931 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14932 } 14933 14934 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14935 // XXX should handle packageName != null by dumping only install data that 14936 // the given package is involved with. 14937 if (dumpState.onTitlePrinted()) pw.println(); 14938 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14939 } 14940 14941 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14942 if (dumpState.onTitlePrinted()) pw.println(); 14943 mSettings.dumpReadMessagesLPr(pw, dumpState); 14944 14945 pw.println(); 14946 pw.println("Package warning messages:"); 14947 BufferedReader in = null; 14948 String line = null; 14949 try { 14950 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14951 while ((line = in.readLine()) != null) { 14952 if (line.contains("ignored: updated version")) continue; 14953 pw.println(line); 14954 } 14955 } catch (IOException ignored) { 14956 } finally { 14957 IoUtils.closeQuietly(in); 14958 } 14959 } 14960 14961 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14962 BufferedReader in = null; 14963 String line = null; 14964 try { 14965 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14966 while ((line = in.readLine()) != null) { 14967 if (line.contains("ignored: updated version")) continue; 14968 pw.print("msg,"); 14969 pw.println(line); 14970 } 14971 } catch (IOException ignored) { 14972 } finally { 14973 IoUtils.closeQuietly(in); 14974 } 14975 } 14976 } 14977 } 14978 14979 private String dumpDomainString(String packageName) { 14980 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 14981 List<IntentFilter> filters = getAllIntentFilters(packageName); 14982 14983 ArraySet<String> result = new ArraySet<>(); 14984 if (iviList.size() > 0) { 14985 for (IntentFilterVerificationInfo ivi : iviList) { 14986 for (String host : ivi.getDomains()) { 14987 result.add(host); 14988 } 14989 } 14990 } 14991 if (filters != null && filters.size() > 0) { 14992 for (IntentFilter filter : filters) { 14993 if (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 14994 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)) { 14995 result.addAll(filter.getHostsList()); 14996 } 14997 } 14998 } 14999 15000 StringBuilder sb = new StringBuilder(result.size() * 16); 15001 for (String domain : result) { 15002 if (sb.length() > 0) sb.append(" "); 15003 sb.append(domain); 15004 } 15005 return sb.toString(); 15006 } 15007 15008 // ------- apps on sdcard specific code ------- 15009 static final boolean DEBUG_SD_INSTALL = false; 15010 15011 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15012 15013 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15014 15015 private boolean mMediaMounted = false; 15016 15017 static String getEncryptKey() { 15018 try { 15019 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15020 SD_ENCRYPTION_KEYSTORE_NAME); 15021 if (sdEncKey == null) { 15022 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15023 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15024 if (sdEncKey == null) { 15025 Slog.e(TAG, "Failed to create encryption keys"); 15026 return null; 15027 } 15028 } 15029 return sdEncKey; 15030 } catch (NoSuchAlgorithmException nsae) { 15031 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15032 return null; 15033 } catch (IOException ioe) { 15034 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15035 return null; 15036 } 15037 } 15038 15039 /* 15040 * Update media status on PackageManager. 15041 */ 15042 @Override 15043 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15044 int callingUid = Binder.getCallingUid(); 15045 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15046 throw new SecurityException("Media status can only be updated by the system"); 15047 } 15048 // reader; this apparently protects mMediaMounted, but should probably 15049 // be a different lock in that case. 15050 synchronized (mPackages) { 15051 Log.i(TAG, "Updating external media status from " 15052 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15053 + (mediaStatus ? "mounted" : "unmounted")); 15054 if (DEBUG_SD_INSTALL) 15055 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15056 + ", mMediaMounted=" + mMediaMounted); 15057 if (mediaStatus == mMediaMounted) { 15058 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15059 : 0, -1); 15060 mHandler.sendMessage(msg); 15061 return; 15062 } 15063 mMediaMounted = mediaStatus; 15064 } 15065 // Queue up an async operation since the package installation may take a 15066 // little while. 15067 mHandler.post(new Runnable() { 15068 public void run() { 15069 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15070 } 15071 }); 15072 } 15073 15074 /** 15075 * Called by MountService when the initial ASECs to scan are available. 15076 * Should block until all the ASEC containers are finished being scanned. 15077 */ 15078 public void scanAvailableAsecs() { 15079 updateExternalMediaStatusInner(true, false, false); 15080 if (mShouldRestoreconData) { 15081 SELinuxMMAC.setRestoreconDone(); 15082 mShouldRestoreconData = false; 15083 } 15084 } 15085 15086 /* 15087 * Collect information of applications on external media, map them against 15088 * existing containers and update information based on current mount status. 15089 * Please note that we always have to report status if reportStatus has been 15090 * set to true especially when unloading packages. 15091 */ 15092 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15093 boolean externalStorage) { 15094 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15095 int[] uidArr = EmptyArray.INT; 15096 15097 final String[] list = PackageHelper.getSecureContainerList(); 15098 if (ArrayUtils.isEmpty(list)) { 15099 Log.i(TAG, "No secure containers found"); 15100 } else { 15101 // Process list of secure containers and categorize them 15102 // as active or stale based on their package internal state. 15103 15104 // reader 15105 synchronized (mPackages) { 15106 for (String cid : list) { 15107 // Leave stages untouched for now; installer service owns them 15108 if (PackageInstallerService.isStageName(cid)) continue; 15109 15110 if (DEBUG_SD_INSTALL) 15111 Log.i(TAG, "Processing container " + cid); 15112 String pkgName = getAsecPackageName(cid); 15113 if (pkgName == null) { 15114 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15115 continue; 15116 } 15117 if (DEBUG_SD_INSTALL) 15118 Log.i(TAG, "Looking for pkg : " + pkgName); 15119 15120 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15121 if (ps == null) { 15122 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15123 continue; 15124 } 15125 15126 /* 15127 * Skip packages that are not external if we're unmounting 15128 * external storage. 15129 */ 15130 if (externalStorage && !isMounted && !isExternal(ps)) { 15131 continue; 15132 } 15133 15134 final AsecInstallArgs args = new AsecInstallArgs(cid, 15135 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15136 // The package status is changed only if the code path 15137 // matches between settings and the container id. 15138 if (ps.codePathString != null 15139 && ps.codePathString.startsWith(args.getCodePath())) { 15140 if (DEBUG_SD_INSTALL) { 15141 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15142 + " at code path: " + ps.codePathString); 15143 } 15144 15145 // We do have a valid package installed on sdcard 15146 processCids.put(args, ps.codePathString); 15147 final int uid = ps.appId; 15148 if (uid != -1) { 15149 uidArr = ArrayUtils.appendInt(uidArr, uid); 15150 } 15151 } else { 15152 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15153 + ps.codePathString); 15154 } 15155 } 15156 } 15157 15158 Arrays.sort(uidArr); 15159 } 15160 15161 // Process packages with valid entries. 15162 if (isMounted) { 15163 if (DEBUG_SD_INSTALL) 15164 Log.i(TAG, "Loading packages"); 15165 loadMediaPackages(processCids, uidArr); 15166 startCleaningPackages(); 15167 mInstallerService.onSecureContainersAvailable(); 15168 } else { 15169 if (DEBUG_SD_INSTALL) 15170 Log.i(TAG, "Unloading packages"); 15171 unloadMediaPackages(processCids, uidArr, reportStatus); 15172 } 15173 } 15174 15175 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15176 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15177 final int size = infos.size(); 15178 final String[] packageNames = new String[size]; 15179 final int[] packageUids = new int[size]; 15180 for (int i = 0; i < size; i++) { 15181 final ApplicationInfo info = infos.get(i); 15182 packageNames[i] = info.packageName; 15183 packageUids[i] = info.uid; 15184 } 15185 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15186 finishedReceiver); 15187 } 15188 15189 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15190 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15191 sendResourcesChangedBroadcast(mediaStatus, replacing, 15192 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15193 } 15194 15195 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15196 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15197 int size = pkgList.length; 15198 if (size > 0) { 15199 // Send broadcasts here 15200 Bundle extras = new Bundle(); 15201 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15202 if (uidArr != null) { 15203 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15204 } 15205 if (replacing) { 15206 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15207 } 15208 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15209 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15210 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15211 } 15212 } 15213 15214 /* 15215 * Look at potentially valid container ids from processCids If package 15216 * information doesn't match the one on record or package scanning fails, 15217 * the cid is added to list of removeCids. We currently don't delete stale 15218 * containers. 15219 */ 15220 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15221 ArrayList<String> pkgList = new ArrayList<String>(); 15222 Set<AsecInstallArgs> keys = processCids.keySet(); 15223 15224 for (AsecInstallArgs args : keys) { 15225 String codePath = processCids.get(args); 15226 if (DEBUG_SD_INSTALL) 15227 Log.i(TAG, "Loading container : " + args.cid); 15228 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15229 try { 15230 // Make sure there are no container errors first. 15231 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15232 Slog.e(TAG, "Failed to mount cid : " + args.cid 15233 + " when installing from sdcard"); 15234 continue; 15235 } 15236 // Check code path here. 15237 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15238 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15239 + " does not match one in settings " + codePath); 15240 continue; 15241 } 15242 // Parse package 15243 int parseFlags = mDefParseFlags; 15244 if (args.isExternalAsec()) { 15245 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15246 } 15247 if (args.isFwdLocked()) { 15248 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15249 } 15250 15251 synchronized (mInstallLock) { 15252 PackageParser.Package pkg = null; 15253 try { 15254 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15255 } catch (PackageManagerException e) { 15256 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15257 } 15258 // Scan the package 15259 if (pkg != null) { 15260 /* 15261 * TODO why is the lock being held? doPostInstall is 15262 * called in other places without the lock. This needs 15263 * to be straightened out. 15264 */ 15265 // writer 15266 synchronized (mPackages) { 15267 retCode = PackageManager.INSTALL_SUCCEEDED; 15268 pkgList.add(pkg.packageName); 15269 // Post process args 15270 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15271 pkg.applicationInfo.uid); 15272 } 15273 } else { 15274 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15275 } 15276 } 15277 15278 } finally { 15279 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15280 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15281 } 15282 } 15283 } 15284 // writer 15285 synchronized (mPackages) { 15286 // If the platform SDK has changed since the last time we booted, 15287 // we need to re-grant app permission to catch any new ones that 15288 // appear. This is really a hack, and means that apps can in some 15289 // cases get permissions that the user didn't initially explicitly 15290 // allow... it would be nice to have some better way to handle 15291 // this situation. 15292 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15293 if (regrantPermissions) 15294 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15295 + mSdkVersion + "; regranting permissions for external storage"); 15296 mSettings.mExternalSdkPlatform = mSdkVersion; 15297 15298 // Make sure group IDs have been assigned, and any permission 15299 // changes in other apps are accounted for 15300 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15301 | (regrantPermissions 15302 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15303 : 0)); 15304 15305 mSettings.updateExternalDatabaseVersion(); 15306 15307 // can downgrade to reader 15308 // Persist settings 15309 mSettings.writeLPr(); 15310 } 15311 // Send a broadcast to let everyone know we are done processing 15312 if (pkgList.size() > 0) { 15313 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15314 } 15315 } 15316 15317 /* 15318 * Utility method to unload a list of specified containers 15319 */ 15320 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15321 // Just unmount all valid containers. 15322 for (AsecInstallArgs arg : cidArgs) { 15323 synchronized (mInstallLock) { 15324 arg.doPostDeleteLI(false); 15325 } 15326 } 15327 } 15328 15329 /* 15330 * Unload packages mounted on external media. This involves deleting package 15331 * data from internal structures, sending broadcasts about diabled packages, 15332 * gc'ing to free up references, unmounting all secure containers 15333 * corresponding to packages on external media, and posting a 15334 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15335 * that we always have to post this message if status has been requested no 15336 * matter what. 15337 */ 15338 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15339 final boolean reportStatus) { 15340 if (DEBUG_SD_INSTALL) 15341 Log.i(TAG, "unloading media packages"); 15342 ArrayList<String> pkgList = new ArrayList<String>(); 15343 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15344 final Set<AsecInstallArgs> keys = processCids.keySet(); 15345 for (AsecInstallArgs args : keys) { 15346 String pkgName = args.getPackageName(); 15347 if (DEBUG_SD_INSTALL) 15348 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15349 // Delete package internally 15350 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15351 synchronized (mInstallLock) { 15352 boolean res = deletePackageLI(pkgName, null, false, null, null, 15353 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15354 if (res) { 15355 pkgList.add(pkgName); 15356 } else { 15357 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15358 failedList.add(args); 15359 } 15360 } 15361 } 15362 15363 // reader 15364 synchronized (mPackages) { 15365 // We didn't update the settings after removing each package; 15366 // write them now for all packages. 15367 mSettings.writeLPr(); 15368 } 15369 15370 // We have to absolutely send UPDATED_MEDIA_STATUS only 15371 // after confirming that all the receivers processed the ordered 15372 // broadcast when packages get disabled, force a gc to clean things up. 15373 // and unload all the containers. 15374 if (pkgList.size() > 0) { 15375 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15376 new IIntentReceiver.Stub() { 15377 public void performReceive(Intent intent, int resultCode, String data, 15378 Bundle extras, boolean ordered, boolean sticky, 15379 int sendingUser) throws RemoteException { 15380 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15381 reportStatus ? 1 : 0, 1, keys); 15382 mHandler.sendMessage(msg); 15383 } 15384 }); 15385 } else { 15386 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15387 keys); 15388 mHandler.sendMessage(msg); 15389 } 15390 } 15391 15392 private void loadPrivatePackages(VolumeInfo vol) { 15393 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15394 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15395 synchronized (mInstallLock) { 15396 synchronized (mPackages) { 15397 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15398 for (PackageSetting ps : packages) { 15399 final PackageParser.Package pkg; 15400 try { 15401 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15402 loaded.add(pkg.applicationInfo); 15403 } catch (PackageManagerException e) { 15404 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15405 } 15406 } 15407 15408 // TODO: regrant any permissions that changed based since original install 15409 15410 mSettings.writeLPr(); 15411 } 15412 } 15413 15414 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15415 sendResourcesChangedBroadcast(true, false, loaded, null); 15416 } 15417 15418 private void unloadPrivatePackages(VolumeInfo vol) { 15419 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15420 synchronized (mInstallLock) { 15421 synchronized (mPackages) { 15422 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15423 for (PackageSetting ps : packages) { 15424 if (ps.pkg == null) continue; 15425 15426 final ApplicationInfo info = ps.pkg.applicationInfo; 15427 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15428 if (deletePackageLI(ps.name, null, false, null, null, 15429 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15430 unloaded.add(info); 15431 } else { 15432 Slog.w(TAG, "Failed to unload " + ps.codePath); 15433 } 15434 } 15435 15436 mSettings.writeLPr(); 15437 } 15438 } 15439 15440 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15441 sendResourcesChangedBroadcast(false, false, unloaded, null); 15442 } 15443 15444 /** 15445 * Examine all users present on given mounted volume, and destroy data 15446 * belonging to users that are no longer valid, or whose user ID has been 15447 * recycled. 15448 */ 15449 private void reconcileUsers(String volumeUuid) { 15450 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15451 if (ArrayUtils.isEmpty(files)) { 15452 Slog.d(TAG, "No users found on " + volumeUuid); 15453 return; 15454 } 15455 15456 for (File file : files) { 15457 if (!file.isDirectory()) continue; 15458 15459 final int userId; 15460 final UserInfo info; 15461 try { 15462 userId = Integer.parseInt(file.getName()); 15463 info = sUserManager.getUserInfo(userId); 15464 } catch (NumberFormatException e) { 15465 Slog.w(TAG, "Invalid user directory " + file); 15466 continue; 15467 } 15468 15469 boolean destroyUser = false; 15470 if (info == null) { 15471 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15472 + " because no matching user was found"); 15473 destroyUser = true; 15474 } else { 15475 try { 15476 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15477 } catch (IOException e) { 15478 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15479 + " because we failed to enforce serial number: " + e); 15480 destroyUser = true; 15481 } 15482 } 15483 15484 if (destroyUser) { 15485 synchronized (mInstallLock) { 15486 mInstaller.removeUserDataDirs(volumeUuid, userId); 15487 } 15488 } 15489 } 15490 15491 final UserManager um = mContext.getSystemService(UserManager.class); 15492 for (UserInfo user : um.getUsers()) { 15493 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15494 if (userDir.exists()) continue; 15495 15496 try { 15497 UserManagerService.prepareUserDirectory(userDir); 15498 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15499 } catch (IOException e) { 15500 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15501 } 15502 } 15503 } 15504 15505 /** 15506 * Examine all apps present on given mounted volume, and destroy apps that 15507 * aren't expected, either due to uninstallation or reinstallation on 15508 * another volume. 15509 */ 15510 private void reconcileApps(String volumeUuid) { 15511 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15512 if (ArrayUtils.isEmpty(files)) { 15513 Slog.d(TAG, "No apps found on " + volumeUuid); 15514 return; 15515 } 15516 15517 for (File file : files) { 15518 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15519 && !PackageInstallerService.isStageName(file.getName()); 15520 if (!isPackage) { 15521 // Ignore entries which are not packages 15522 continue; 15523 } 15524 15525 boolean destroyApp = false; 15526 String packageName = null; 15527 try { 15528 final PackageLite pkg = PackageParser.parsePackageLite(file, 15529 PackageParser.PARSE_MUST_BE_APK); 15530 packageName = pkg.packageName; 15531 15532 synchronized (mPackages) { 15533 final PackageSetting ps = mSettings.mPackages.get(packageName); 15534 if (ps == null) { 15535 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15536 + volumeUuid + " because we found no install record"); 15537 destroyApp = true; 15538 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15539 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15540 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15541 destroyApp = true; 15542 } 15543 } 15544 15545 } catch (PackageParserException e) { 15546 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15547 destroyApp = true; 15548 } 15549 15550 if (destroyApp) { 15551 synchronized (mInstallLock) { 15552 if (packageName != null) { 15553 removeDataDirsLI(volumeUuid, packageName); 15554 } 15555 if (file.isDirectory()) { 15556 mInstaller.rmPackageDir(file.getAbsolutePath()); 15557 } else { 15558 file.delete(); 15559 } 15560 } 15561 } 15562 } 15563 } 15564 15565 private void unfreezePackage(String packageName) { 15566 synchronized (mPackages) { 15567 final PackageSetting ps = mSettings.mPackages.get(packageName); 15568 if (ps != null) { 15569 ps.frozen = false; 15570 } 15571 } 15572 } 15573 15574 @Override 15575 public int movePackage(final String packageName, final String volumeUuid) { 15576 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15577 15578 final int moveId = mNextMoveId.getAndIncrement(); 15579 try { 15580 movePackageInternal(packageName, volumeUuid, moveId); 15581 } catch (PackageManagerException e) { 15582 Slog.w(TAG, "Failed to move " + packageName, e); 15583 mMoveCallbacks.notifyStatusChanged(moveId, 15584 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15585 } 15586 return moveId; 15587 } 15588 15589 private void movePackageInternal(final String packageName, final String volumeUuid, 15590 final int moveId) throws PackageManagerException { 15591 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15592 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15593 final PackageManager pm = mContext.getPackageManager(); 15594 15595 final boolean currentAsec; 15596 final String currentVolumeUuid; 15597 final File codeFile; 15598 final String installerPackageName; 15599 final String packageAbiOverride; 15600 final int appId; 15601 final String seinfo; 15602 final String label; 15603 15604 // reader 15605 synchronized (mPackages) { 15606 final PackageParser.Package pkg = mPackages.get(packageName); 15607 final PackageSetting ps = mSettings.mPackages.get(packageName); 15608 if (pkg == null || ps == null) { 15609 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15610 } 15611 15612 if (pkg.applicationInfo.isSystemApp()) { 15613 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15614 "Cannot move system application"); 15615 } 15616 15617 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15618 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15619 "Package already moved to " + volumeUuid); 15620 } 15621 15622 final File probe = new File(pkg.codePath); 15623 final File probeOat = new File(probe, "oat"); 15624 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15625 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15626 "Move only supported for modern cluster style installs"); 15627 } 15628 15629 if (ps.frozen) { 15630 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15631 "Failed to move already frozen package"); 15632 } 15633 ps.frozen = true; 15634 15635 currentAsec = pkg.applicationInfo.isForwardLocked() 15636 || pkg.applicationInfo.isExternalAsec(); 15637 currentVolumeUuid = ps.volumeUuid; 15638 codeFile = new File(pkg.codePath); 15639 installerPackageName = ps.installerPackageName; 15640 packageAbiOverride = ps.cpuAbiOverrideString; 15641 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15642 seinfo = pkg.applicationInfo.seinfo; 15643 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15644 } 15645 15646 // Now that we're guarded by frozen state, kill app during move 15647 killApplication(packageName, appId, "move pkg"); 15648 15649 final Bundle extras = new Bundle(); 15650 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15651 extras.putString(Intent.EXTRA_TITLE, label); 15652 mMoveCallbacks.notifyCreated(moveId, extras); 15653 15654 int installFlags; 15655 final boolean moveCompleteApp; 15656 final File measurePath; 15657 15658 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15659 installFlags = INSTALL_INTERNAL; 15660 moveCompleteApp = !currentAsec; 15661 measurePath = Environment.getDataAppDirectory(volumeUuid); 15662 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15663 installFlags = INSTALL_EXTERNAL; 15664 moveCompleteApp = false; 15665 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15666 } else { 15667 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15668 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15669 || !volume.isMountedWritable()) { 15670 unfreezePackage(packageName); 15671 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15672 "Move location not mounted private volume"); 15673 } 15674 15675 Preconditions.checkState(!currentAsec); 15676 15677 installFlags = INSTALL_INTERNAL; 15678 moveCompleteApp = true; 15679 measurePath = Environment.getDataAppDirectory(volumeUuid); 15680 } 15681 15682 final PackageStats stats = new PackageStats(null, -1); 15683 synchronized (mInstaller) { 15684 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15685 unfreezePackage(packageName); 15686 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15687 "Failed to measure package size"); 15688 } 15689 } 15690 15691 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15692 + stats.dataSize); 15693 15694 final long startFreeBytes = measurePath.getFreeSpace(); 15695 final long sizeBytes; 15696 if (moveCompleteApp) { 15697 sizeBytes = stats.codeSize + stats.dataSize; 15698 } else { 15699 sizeBytes = stats.codeSize; 15700 } 15701 15702 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15703 unfreezePackage(packageName); 15704 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15705 "Not enough free space to move"); 15706 } 15707 15708 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15709 15710 final CountDownLatch installedLatch = new CountDownLatch(1); 15711 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15712 @Override 15713 public void onUserActionRequired(Intent intent) throws RemoteException { 15714 throw new IllegalStateException(); 15715 } 15716 15717 @Override 15718 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15719 Bundle extras) throws RemoteException { 15720 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15721 + PackageManager.installStatusToString(returnCode, msg)); 15722 15723 installedLatch.countDown(); 15724 15725 // Regardless of success or failure of the move operation, 15726 // always unfreeze the package 15727 unfreezePackage(packageName); 15728 15729 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15730 switch (status) { 15731 case PackageInstaller.STATUS_SUCCESS: 15732 mMoveCallbacks.notifyStatusChanged(moveId, 15733 PackageManager.MOVE_SUCCEEDED); 15734 break; 15735 case PackageInstaller.STATUS_FAILURE_STORAGE: 15736 mMoveCallbacks.notifyStatusChanged(moveId, 15737 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15738 break; 15739 default: 15740 mMoveCallbacks.notifyStatusChanged(moveId, 15741 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15742 break; 15743 } 15744 } 15745 }; 15746 15747 final MoveInfo move; 15748 if (moveCompleteApp) { 15749 // Kick off a thread to report progress estimates 15750 new Thread() { 15751 @Override 15752 public void run() { 15753 while (true) { 15754 try { 15755 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15756 break; 15757 } 15758 } catch (InterruptedException ignored) { 15759 } 15760 15761 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15762 final int progress = 10 + (int) MathUtils.constrain( 15763 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15764 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15765 } 15766 } 15767 }.start(); 15768 15769 final String dataAppName = codeFile.getName(); 15770 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15771 dataAppName, appId, seinfo); 15772 } else { 15773 move = null; 15774 } 15775 15776 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15777 15778 final Message msg = mHandler.obtainMessage(INIT_COPY); 15779 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15780 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15781 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15782 mHandler.sendMessage(msg); 15783 } 15784 15785 @Override 15786 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15787 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15788 15789 final int realMoveId = mNextMoveId.getAndIncrement(); 15790 final Bundle extras = new Bundle(); 15791 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15792 mMoveCallbacks.notifyCreated(realMoveId, extras); 15793 15794 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15795 @Override 15796 public void onCreated(int moveId, Bundle extras) { 15797 // Ignored 15798 } 15799 15800 @Override 15801 public void onStatusChanged(int moveId, int status, long estMillis) { 15802 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15803 } 15804 }; 15805 15806 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15807 storage.setPrimaryStorageUuid(volumeUuid, callback); 15808 return realMoveId; 15809 } 15810 15811 @Override 15812 public int getMoveStatus(int moveId) { 15813 mContext.enforceCallingOrSelfPermission( 15814 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15815 return mMoveCallbacks.mLastStatus.get(moveId); 15816 } 15817 15818 @Override 15819 public void registerMoveCallback(IPackageMoveObserver callback) { 15820 mContext.enforceCallingOrSelfPermission( 15821 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15822 mMoveCallbacks.register(callback); 15823 } 15824 15825 @Override 15826 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15827 mContext.enforceCallingOrSelfPermission( 15828 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15829 mMoveCallbacks.unregister(callback); 15830 } 15831 15832 @Override 15833 public boolean setInstallLocation(int loc) { 15834 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15835 null); 15836 if (getInstallLocation() == loc) { 15837 return true; 15838 } 15839 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15840 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15841 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15842 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15843 return true; 15844 } 15845 return false; 15846 } 15847 15848 @Override 15849 public int getInstallLocation() { 15850 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15851 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15852 PackageHelper.APP_INSTALL_AUTO); 15853 } 15854 15855 /** Called by UserManagerService */ 15856 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15857 mDirtyUsers.remove(userHandle); 15858 mSettings.removeUserLPw(userHandle); 15859 mPendingBroadcasts.remove(userHandle); 15860 if (mInstaller != null) { 15861 // Technically, we shouldn't be doing this with the package lock 15862 // held. However, this is very rare, and there is already so much 15863 // other disk I/O going on, that we'll let it slide for now. 15864 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15865 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15866 final String volumeUuid = vol.getFsUuid(); 15867 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15868 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15869 } 15870 } 15871 mUserNeedsBadging.delete(userHandle); 15872 removeUnusedPackagesLILPw(userManager, userHandle); 15873 } 15874 15875 /** 15876 * We're removing userHandle and would like to remove any downloaded packages 15877 * that are no longer in use by any other user. 15878 * @param userHandle the user being removed 15879 */ 15880 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15881 final boolean DEBUG_CLEAN_APKS = false; 15882 int [] users = userManager.getUserIdsLPr(); 15883 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15884 while (psit.hasNext()) { 15885 PackageSetting ps = psit.next(); 15886 if (ps.pkg == null) { 15887 continue; 15888 } 15889 final String packageName = ps.pkg.packageName; 15890 // Skip over if system app 15891 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15892 continue; 15893 } 15894 if (DEBUG_CLEAN_APKS) { 15895 Slog.i(TAG, "Checking package " + packageName); 15896 } 15897 boolean keep = false; 15898 for (int i = 0; i < users.length; i++) { 15899 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15900 keep = true; 15901 if (DEBUG_CLEAN_APKS) { 15902 Slog.i(TAG, " Keeping package " + packageName + " for user " 15903 + users[i]); 15904 } 15905 break; 15906 } 15907 } 15908 if (!keep) { 15909 if (DEBUG_CLEAN_APKS) { 15910 Slog.i(TAG, " Removing package " + packageName); 15911 } 15912 mHandler.post(new Runnable() { 15913 public void run() { 15914 deletePackageX(packageName, userHandle, 0); 15915 } //end run 15916 }); 15917 } 15918 } 15919 } 15920 15921 /** Called by UserManagerService */ 15922 void createNewUserLILPw(int userHandle) { 15923 if (mInstaller != null) { 15924 mInstaller.createUserConfig(userHandle); 15925 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15926 applyFactoryDefaultBrowserLPw(userHandle); 15927 primeDomainVerificationsLPw(userHandle); 15928 } 15929 } 15930 15931 void newUserCreated(final int userHandle) { 15932 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15933 } 15934 15935 @Override 15936 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15937 mContext.enforceCallingOrSelfPermission( 15938 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15939 "Only package verification agents can read the verifier device identity"); 15940 15941 synchronized (mPackages) { 15942 return mSettings.getVerifierDeviceIdentityLPw(); 15943 } 15944 } 15945 15946 @Override 15947 public void setPermissionEnforced(String permission, boolean enforced) { 15948 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15949 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15950 synchronized (mPackages) { 15951 if (mSettings.mReadExternalStorageEnforced == null 15952 || mSettings.mReadExternalStorageEnforced != enforced) { 15953 mSettings.mReadExternalStorageEnforced = enforced; 15954 mSettings.writeLPr(); 15955 } 15956 } 15957 // kill any non-foreground processes so we restart them and 15958 // grant/revoke the GID. 15959 final IActivityManager am = ActivityManagerNative.getDefault(); 15960 if (am != null) { 15961 final long token = Binder.clearCallingIdentity(); 15962 try { 15963 am.killProcessesBelowForeground("setPermissionEnforcement"); 15964 } catch (RemoteException e) { 15965 } finally { 15966 Binder.restoreCallingIdentity(token); 15967 } 15968 } 15969 } else { 15970 throw new IllegalArgumentException("No selective enforcement for " + permission); 15971 } 15972 } 15973 15974 @Override 15975 @Deprecated 15976 public boolean isPermissionEnforced(String permission) { 15977 return true; 15978 } 15979 15980 @Override 15981 public boolean isStorageLow() { 15982 final long token = Binder.clearCallingIdentity(); 15983 try { 15984 final DeviceStorageMonitorInternal 15985 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15986 if (dsm != null) { 15987 return dsm.isMemoryLow(); 15988 } else { 15989 return false; 15990 } 15991 } finally { 15992 Binder.restoreCallingIdentity(token); 15993 } 15994 } 15995 15996 @Override 15997 public IPackageInstaller getPackageInstaller() { 15998 return mInstallerService; 15999 } 16000 16001 private boolean userNeedsBadging(int userId) { 16002 int index = mUserNeedsBadging.indexOfKey(userId); 16003 if (index < 0) { 16004 final UserInfo userInfo; 16005 final long token = Binder.clearCallingIdentity(); 16006 try { 16007 userInfo = sUserManager.getUserInfo(userId); 16008 } finally { 16009 Binder.restoreCallingIdentity(token); 16010 } 16011 final boolean b; 16012 if (userInfo != null && userInfo.isManagedProfile()) { 16013 b = true; 16014 } else { 16015 b = false; 16016 } 16017 mUserNeedsBadging.put(userId, b); 16018 return b; 16019 } 16020 return mUserNeedsBadging.valueAt(index); 16021 } 16022 16023 @Override 16024 public KeySet getKeySetByAlias(String packageName, String alias) { 16025 if (packageName == null || alias == null) { 16026 return null; 16027 } 16028 synchronized(mPackages) { 16029 final PackageParser.Package pkg = mPackages.get(packageName); 16030 if (pkg == null) { 16031 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16032 throw new IllegalArgumentException("Unknown package: " + packageName); 16033 } 16034 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16035 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16036 } 16037 } 16038 16039 @Override 16040 public KeySet getSigningKeySet(String packageName) { 16041 if (packageName == null) { 16042 return null; 16043 } 16044 synchronized(mPackages) { 16045 final PackageParser.Package pkg = mPackages.get(packageName); 16046 if (pkg == null) { 16047 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16048 throw new IllegalArgumentException("Unknown package: " + packageName); 16049 } 16050 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16051 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16052 throw new SecurityException("May not access signing KeySet of other apps."); 16053 } 16054 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16055 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16056 } 16057 } 16058 16059 @Override 16060 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16061 if (packageName == null || ks == null) { 16062 return false; 16063 } 16064 synchronized(mPackages) { 16065 final PackageParser.Package pkg = mPackages.get(packageName); 16066 if (pkg == null) { 16067 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16068 throw new IllegalArgumentException("Unknown package: " + packageName); 16069 } 16070 IBinder ksh = ks.getToken(); 16071 if (ksh instanceof KeySetHandle) { 16072 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16073 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16074 } 16075 return false; 16076 } 16077 } 16078 16079 @Override 16080 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16081 if (packageName == null || ks == null) { 16082 return false; 16083 } 16084 synchronized(mPackages) { 16085 final PackageParser.Package pkg = mPackages.get(packageName); 16086 if (pkg == null) { 16087 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16088 throw new IllegalArgumentException("Unknown package: " + packageName); 16089 } 16090 IBinder ksh = ks.getToken(); 16091 if (ksh instanceof KeySetHandle) { 16092 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16093 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16094 } 16095 return false; 16096 } 16097 } 16098 16099 public void getUsageStatsIfNoPackageUsageInfo() { 16100 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16101 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16102 if (usm == null) { 16103 throw new IllegalStateException("UsageStatsManager must be initialized"); 16104 } 16105 long now = System.currentTimeMillis(); 16106 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16107 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16108 String packageName = entry.getKey(); 16109 PackageParser.Package pkg = mPackages.get(packageName); 16110 if (pkg == null) { 16111 continue; 16112 } 16113 UsageStats usage = entry.getValue(); 16114 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16115 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16116 } 16117 } 16118 } 16119 16120 /** 16121 * Check and throw if the given before/after packages would be considered a 16122 * downgrade. 16123 */ 16124 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16125 throws PackageManagerException { 16126 if (after.versionCode < before.mVersionCode) { 16127 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16128 "Update version code " + after.versionCode + " is older than current " 16129 + before.mVersionCode); 16130 } else if (after.versionCode == before.mVersionCode) { 16131 if (after.baseRevisionCode < before.baseRevisionCode) { 16132 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16133 "Update base revision code " + after.baseRevisionCode 16134 + " is older than current " + before.baseRevisionCode); 16135 } 16136 16137 if (!ArrayUtils.isEmpty(after.splitNames)) { 16138 for (int i = 0; i < after.splitNames.length; i++) { 16139 final String splitName = after.splitNames[i]; 16140 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16141 if (j != -1) { 16142 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16143 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16144 "Update split " + splitName + " revision code " 16145 + after.splitRevisionCodes[i] + " is older than current " 16146 + before.splitRevisionCodes[j]); 16147 } 16148 } 16149 } 16150 } 16151 } 16152 } 16153 16154 private static class MoveCallbacks extends Handler { 16155 private static final int MSG_CREATED = 1; 16156 private static final int MSG_STATUS_CHANGED = 2; 16157 16158 private final RemoteCallbackList<IPackageMoveObserver> 16159 mCallbacks = new RemoteCallbackList<>(); 16160 16161 private final SparseIntArray mLastStatus = new SparseIntArray(); 16162 16163 public MoveCallbacks(Looper looper) { 16164 super(looper); 16165 } 16166 16167 public void register(IPackageMoveObserver callback) { 16168 mCallbacks.register(callback); 16169 } 16170 16171 public void unregister(IPackageMoveObserver callback) { 16172 mCallbacks.unregister(callback); 16173 } 16174 16175 @Override 16176 public void handleMessage(Message msg) { 16177 final SomeArgs args = (SomeArgs) msg.obj; 16178 final int n = mCallbacks.beginBroadcast(); 16179 for (int i = 0; i < n; i++) { 16180 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16181 try { 16182 invokeCallback(callback, msg.what, args); 16183 } catch (RemoteException ignored) { 16184 } 16185 } 16186 mCallbacks.finishBroadcast(); 16187 args.recycle(); 16188 } 16189 16190 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16191 throws RemoteException { 16192 switch (what) { 16193 case MSG_CREATED: { 16194 callback.onCreated(args.argi1, (Bundle) args.arg2); 16195 break; 16196 } 16197 case MSG_STATUS_CHANGED: { 16198 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16199 break; 16200 } 16201 } 16202 } 16203 16204 private void notifyCreated(int moveId, Bundle extras) { 16205 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16206 16207 final SomeArgs args = SomeArgs.obtain(); 16208 args.argi1 = moveId; 16209 args.arg2 = extras; 16210 obtainMessage(MSG_CREATED, args).sendToTarget(); 16211 } 16212 16213 private void notifyStatusChanged(int moveId, int status) { 16214 notifyStatusChanged(moveId, status, -1); 16215 } 16216 16217 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16218 Slog.v(TAG, "Move " + moveId + " status " + status); 16219 16220 final SomeArgs args = SomeArgs.obtain(); 16221 args.argi1 = moveId; 16222 args.argi2 = status; 16223 args.arg3 = estMillis; 16224 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16225 16226 synchronized (mLastStatus) { 16227 mLastStatus.put(moveId, status); 16228 } 16229 } 16230 } 16231 16232 private final class OnPermissionChangeListeners extends Handler { 16233 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16234 16235 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16236 new RemoteCallbackList<>(); 16237 16238 public OnPermissionChangeListeners(Looper looper) { 16239 super(looper); 16240 } 16241 16242 @Override 16243 public void handleMessage(Message msg) { 16244 switch (msg.what) { 16245 case MSG_ON_PERMISSIONS_CHANGED: { 16246 final int uid = msg.arg1; 16247 handleOnPermissionsChanged(uid); 16248 } break; 16249 } 16250 } 16251 16252 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16253 mPermissionListeners.register(listener); 16254 16255 } 16256 16257 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16258 mPermissionListeners.unregister(listener); 16259 } 16260 16261 public void onPermissionsChanged(int uid) { 16262 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16263 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16264 } 16265 } 16266 16267 private void handleOnPermissionsChanged(int uid) { 16268 final int count = mPermissionListeners.beginBroadcast(); 16269 try { 16270 for (int i = 0; i < count; i++) { 16271 IOnPermissionsChangeListener callback = mPermissionListeners 16272 .getBroadcastItem(i); 16273 try { 16274 callback.onPermissionsChanged(uid); 16275 } catch (RemoteException e) { 16276 Log.e(TAG, "Permission listener is dead", e); 16277 } 16278 } 16279 } finally { 16280 mPermissionListeners.finishBroadcast(); 16281 } 16282 } 16283 } 16284 16285 private class PackageManagerInternalImpl extends PackageManagerInternal { 16286 @Override 16287 public void setLocationPackagesProvider(PackagesProvider provider) { 16288 synchronized (mPackages) { 16289 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16290 } 16291 } 16292 16293 @Override 16294 public void setImePackagesProvider(PackagesProvider provider) { 16295 synchronized (mPackages) { 16296 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16297 } 16298 } 16299 16300 @Override 16301 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16302 synchronized (mPackages) { 16303 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16304 } 16305 } 16306 16307 @Override 16308 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16309 synchronized (mPackages) { 16310 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16311 } 16312 } 16313 16314 @Override 16315 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16316 synchronized (mPackages) { 16317 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16318 } 16319 } 16320 16321 @Override 16322 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16323 synchronized (mPackages) { 16324 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16325 } 16326 } 16327 16328 @Override 16329 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16330 synchronized (mPackages) { 16331 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16332 packageName, userId); 16333 } 16334 } 16335 16336 @Override 16337 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16338 synchronized (mPackages) { 16339 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16340 packageName, userId); 16341 } 16342 } 16343 } 16344 16345 @Override 16346 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16347 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16348 synchronized (mPackages) { 16349 final long identity = Binder.clearCallingIdentity(); 16350 try { 16351 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16352 packageNames, userId); 16353 } finally { 16354 Binder.restoreCallingIdentity(identity); 16355 } 16356 } 16357 } 16358 16359 private static void enforceSystemOrPhoneCaller(String tag) { 16360 int callingUid = Binder.getCallingUid(); 16361 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16362 throw new SecurityException( 16363 "Cannot call " + tag + " from UID " + callingUid); 16364 } 16365 } 16366} 16367