PackageManagerService.java revision 7bae31f88f8dcaf8114d9d43b29e154bc23374ad
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 33import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 34import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 35import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 36import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 43import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 44import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 48import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 52import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 53import static android.content.pm.PackageManager.INSTALL_INTERNAL; 54import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 55import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 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_DENIED; 66import static android.content.pm.PackageManager.PERMISSION_GRANTED; 67import static android.content.pm.PackageParser.isApkFile; 68import static android.os.Process.PACKAGE_INFO_GID; 69import static android.os.Process.SYSTEM_UID; 70import static android.system.OsConstants.O_CREAT; 71import static android.system.OsConstants.O_RDWR; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 73import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 74import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 75import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 76import static com.android.internal.util.ArrayUtils.appendInt; 77import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 79import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 80import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 81import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 84import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 85 86import android.Manifest; 87import android.app.ActivityManager; 88import android.app.ActivityManagerNative; 89import android.app.AppGlobals; 90import android.app.IActivityManager; 91import android.app.admin.IDevicePolicyManager; 92import android.app.backup.IBackupManager; 93import android.app.usage.UsageStats; 94import android.app.usage.UsageStatsManager; 95import android.content.BroadcastReceiver; 96import android.content.ComponentName; 97import android.content.Context; 98import android.content.IIntentReceiver; 99import android.content.Intent; 100import android.content.IntentFilter; 101import android.content.IntentSender; 102import android.content.IntentSender.SendIntentException; 103import android.content.ServiceConnection; 104import android.content.pm.ActivityInfo; 105import android.content.pm.ApplicationInfo; 106import android.content.pm.FeatureInfo; 107import android.content.pm.IOnPermissionsChangeListener; 108import android.content.pm.IPackageDataObserver; 109import android.content.pm.IPackageDeleteObserver; 110import android.content.pm.IPackageDeleteObserver2; 111import android.content.pm.IPackageInstallObserver2; 112import android.content.pm.IPackageInstaller; 113import android.content.pm.IPackageManager; 114import android.content.pm.IPackageMoveObserver; 115import android.content.pm.IPackageStatsObserver; 116import android.content.pm.InstrumentationInfo; 117import android.content.pm.IntentFilterVerificationInfo; 118import android.content.pm.KeySet; 119import android.content.pm.ManifestDigest; 120import android.content.pm.PackageCleanItem; 121import android.content.pm.PackageInfo; 122import android.content.pm.PackageInfoLite; 123import android.content.pm.PackageInstaller; 124import android.content.pm.PackageManager; 125import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 126import android.content.pm.PackageManagerInternal; 127import android.content.pm.PackageParser; 128import android.content.pm.PackageParser.ActivityIntentInfo; 129import android.content.pm.PackageParser.PackageLite; 130import android.content.pm.PackageParser.PackageParserException; 131import android.content.pm.PackageStats; 132import android.content.pm.PackageUserState; 133import android.content.pm.ParceledListSlice; 134import android.content.pm.PermissionGroupInfo; 135import android.content.pm.PermissionInfo; 136import android.content.pm.ProviderInfo; 137import android.content.pm.ResolveInfo; 138import android.content.pm.ServiceInfo; 139import android.content.pm.Signature; 140import android.content.pm.UserInfo; 141import android.content.pm.VerificationParams; 142import android.content.pm.VerifierDeviceIdentity; 143import android.content.pm.VerifierInfo; 144import android.content.res.Resources; 145import android.hardware.display.DisplayManager; 146import android.net.Uri; 147import android.os.Debug; 148import android.os.Binder; 149import android.os.Build; 150import android.os.Bundle; 151import android.os.Environment; 152import android.os.Environment.UserEnvironment; 153import android.os.FileUtils; 154import android.os.Handler; 155import android.os.IBinder; 156import android.os.Looper; 157import android.os.Message; 158import android.os.Parcel; 159import android.os.ParcelFileDescriptor; 160import android.os.Process; 161import android.os.RemoteCallbackList; 162import android.os.RemoteException; 163import android.os.SELinux; 164import android.os.ServiceManager; 165import android.os.SystemClock; 166import android.os.SystemProperties; 167import android.os.UserHandle; 168import android.os.UserManager; 169import android.os.storage.IMountService; 170import android.os.storage.MountServiceInternal; 171import android.os.storage.StorageEventListener; 172import android.os.storage.StorageManager; 173import android.os.storage.VolumeInfo; 174import android.os.storage.VolumeRecord; 175import android.security.KeyStore; 176import android.security.SystemKeyStore; 177import android.system.ErrnoException; 178import android.system.Os; 179import android.system.StructStat; 180import android.text.TextUtils; 181import android.text.format.DateUtils; 182import android.util.ArrayMap; 183import android.util.ArraySet; 184import android.util.AtomicFile; 185import android.util.DisplayMetrics; 186import android.util.EventLog; 187import android.util.ExceptionUtils; 188import android.util.Log; 189import android.util.LogPrinter; 190import android.util.MathUtils; 191import android.util.PrintStreamPrinter; 192import android.util.Slog; 193import android.util.SparseArray; 194import android.util.SparseBooleanArray; 195import android.util.SparseIntArray; 196import android.util.Xml; 197import android.view.Display; 198 199import dalvik.system.DexFile; 200import dalvik.system.VMRuntime; 201 202import libcore.io.IoUtils; 203import libcore.util.EmptyArray; 204 205import com.android.internal.R; 206import com.android.internal.annotations.GuardedBy; 207import com.android.internal.app.IMediaContainerService; 208import com.android.internal.app.ResolverActivity; 209import com.android.internal.content.NativeLibraryHelper; 210import com.android.internal.content.PackageHelper; 211import com.android.internal.os.IParcelFileDescriptorFactory; 212import com.android.internal.os.SomeArgs; 213import com.android.internal.os.Zygote; 214import com.android.internal.util.ArrayUtils; 215import com.android.internal.util.FastPrintWriter; 216import com.android.internal.util.FastXmlSerializer; 217import com.android.internal.util.IndentingPrintWriter; 218import com.android.internal.util.Preconditions; 219import com.android.server.EventLogTags; 220import com.android.server.FgThread; 221import com.android.server.IntentResolver; 222import com.android.server.LocalServices; 223import com.android.server.ServiceThread; 224import com.android.server.SystemConfig; 225import com.android.server.Watchdog; 226import com.android.server.pm.PermissionsState.PermissionState; 227import com.android.server.pm.Settings.DatabaseVersion; 228import com.android.server.pm.Settings.VersionInfo; 229import com.android.server.storage.DeviceStorageMonitorInternal; 230 231import org.xmlpull.v1.XmlPullParser; 232import org.xmlpull.v1.XmlPullParserException; 233import org.xmlpull.v1.XmlSerializer; 234 235import java.io.BufferedInputStream; 236import java.io.BufferedOutputStream; 237import java.io.BufferedReader; 238import java.io.ByteArrayInputStream; 239import java.io.ByteArrayOutputStream; 240import java.io.File; 241import java.io.FileDescriptor; 242import java.io.FileNotFoundException; 243import java.io.FileOutputStream; 244import java.io.FileReader; 245import java.io.FilenameFilter; 246import java.io.IOException; 247import java.io.InputStream; 248import java.io.PrintWriter; 249import java.nio.charset.StandardCharsets; 250import java.security.NoSuchAlgorithmException; 251import java.security.PublicKey; 252import java.security.cert.CertificateEncodingException; 253import java.security.cert.CertificateException; 254import java.text.SimpleDateFormat; 255import java.util.ArrayList; 256import java.util.Arrays; 257import java.util.Collection; 258import java.util.Collections; 259import java.util.Comparator; 260import java.util.Date; 261import java.util.Iterator; 262import java.util.List; 263import java.util.Map; 264import java.util.Objects; 265import java.util.Set; 266import java.util.concurrent.CountDownLatch; 267import java.util.concurrent.TimeUnit; 268import java.util.concurrent.atomic.AtomicBoolean; 269import java.util.concurrent.atomic.AtomicInteger; 270import java.util.concurrent.atomic.AtomicLong; 271 272/** 273 * Keep track of all those .apks everywhere. 274 * 275 * This is very central to the platform's security; please run the unit 276 * tests whenever making modifications here: 277 * 278mmm frameworks/base/tests/AndroidTests 279adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 280adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 281 * 282 * {@hide} 283 */ 284public class PackageManagerService extends IPackageManager.Stub { 285 static final String TAG = "PackageManager"; 286 static final boolean DEBUG_SETTINGS = false; 287 static final boolean DEBUG_PREFERRED = false; 288 static final boolean DEBUG_UPGRADE = false; 289 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 290 private static final boolean DEBUG_BACKUP = false; 291 private static final boolean DEBUG_INSTALL = false; 292 private static final boolean DEBUG_REMOVE = false; 293 private static final boolean DEBUG_BROADCASTS = false; 294 private static final boolean DEBUG_SHOW_INFO = false; 295 private static final boolean DEBUG_PACKAGE_INFO = false; 296 private static final boolean DEBUG_INTENT_MATCHING = false; 297 private static final boolean DEBUG_PACKAGE_SCANNING = false; 298 private static final boolean DEBUG_VERIFY = false; 299 private static final boolean DEBUG_DEXOPT = false; 300 private static final boolean DEBUG_ABI_SELECTION = false; 301 302 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 303 304 private static final int RADIO_UID = Process.PHONE_UID; 305 private static final int LOG_UID = Process.LOG_UID; 306 private static final int NFC_UID = Process.NFC_UID; 307 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 308 private static final int SHELL_UID = Process.SHELL_UID; 309 310 // Cap the size of permission trees that 3rd party apps can define 311 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 312 313 // Suffix used during package installation when copying/moving 314 // package apks to install directory. 315 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 316 317 static final int SCAN_NO_DEX = 1<<1; 318 static final int SCAN_FORCE_DEX = 1<<2; 319 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 320 static final int SCAN_NEW_INSTALL = 1<<4; 321 static final int SCAN_NO_PATHS = 1<<5; 322 static final int SCAN_UPDATE_TIME = 1<<6; 323 static final int SCAN_DEFER_DEX = 1<<7; 324 static final int SCAN_BOOTING = 1<<8; 325 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 326 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 327 static final int SCAN_REPLACING = 1<<11; 328 static final int SCAN_REQUIRE_KNOWN = 1<<12; 329 static final int SCAN_MOVE = 1<<13; 330 static final int SCAN_INITIAL = 1<<14; 331 332 static final int REMOVE_CHATTY = 1<<16; 333 334 private static final int[] EMPTY_INT_ARRAY = new int[0]; 335 336 /** 337 * Timeout (in milliseconds) after which the watchdog should declare that 338 * our handler thread is wedged. The usual default for such things is one 339 * minute but we sometimes do very lengthy I/O operations on this thread, 340 * such as installing multi-gigabyte applications, so ours needs to be longer. 341 */ 342 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 343 344 /** 345 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 346 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 347 * settings entry if available, otherwise we use the hardcoded default. If it's been 348 * more than this long since the last fstrim, we force one during the boot sequence. 349 * 350 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 351 * one gets run at the next available charging+idle time. This final mandatory 352 * no-fstrim check kicks in only of the other scheduling criteria is never met. 353 */ 354 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 355 356 /** 357 * Whether verification is enabled by default. 358 */ 359 private static final boolean DEFAULT_VERIFY_ENABLE = true; 360 361 /** 362 * The default maximum time to wait for the verification agent to return in 363 * milliseconds. 364 */ 365 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 366 367 /** 368 * The default response for package verification timeout. 369 * 370 * This can be either PackageManager.VERIFICATION_ALLOW or 371 * PackageManager.VERIFICATION_REJECT. 372 */ 373 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 374 375 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 376 377 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 378 DEFAULT_CONTAINER_PACKAGE, 379 "com.android.defcontainer.DefaultContainerService"); 380 381 private static final String KILL_APP_REASON_GIDS_CHANGED = 382 "permission grant or revoke changed gids"; 383 384 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 385 "permissions revoked"; 386 387 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 388 389 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 390 391 /** Permission grant: not grant the permission. */ 392 private static final int GRANT_DENIED = 1; 393 394 /** Permission grant: grant the permission as an install permission. */ 395 private static final int GRANT_INSTALL = 2; 396 397 /** Permission grant: grant the permission as an install permission for a legacy app. */ 398 private static final int GRANT_INSTALL_LEGACY = 3; 399 400 /** Permission grant: grant the permission as a runtime one. */ 401 private static final int GRANT_RUNTIME = 4; 402 403 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 404 private static final int GRANT_UPGRADE = 5; 405 406 /** Canonical intent used to identify what counts as a "web browser" app */ 407 private static final Intent sBrowserIntent; 408 static { 409 sBrowserIntent = new Intent(); 410 sBrowserIntent.setAction(Intent.ACTION_VIEW); 411 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 412 sBrowserIntent.setData(Uri.parse("http:")); 413 } 414 415 final ServiceThread mHandlerThread; 416 417 final PackageHandler mHandler; 418 419 /** 420 * Messages for {@link #mHandler} that need to wait for system ready before 421 * being dispatched. 422 */ 423 private ArrayList<Message> mPostSystemReadyMessages; 424 425 final int mSdkVersion = Build.VERSION.SDK_INT; 426 427 final Context mContext; 428 final boolean mFactoryTest; 429 final boolean mOnlyCore; 430 final boolean mLazyDexOpt; 431 final long mDexOptLRUThresholdInMills; 432 final DisplayMetrics mMetrics; 433 final int mDefParseFlags; 434 final String[] mSeparateProcesses; 435 final boolean mIsUpgrade; 436 437 // This is where all application persistent data goes. 438 final File mAppDataDir; 439 440 // This is where all application persistent data goes for secondary users. 441 final File mUserAppDataDir; 442 443 /** The location for ASEC container files on internal storage. */ 444 final String mAsecInternalPath; 445 446 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 447 // LOCK HELD. Can be called with mInstallLock held. 448 @GuardedBy("mInstallLock") 449 final Installer mInstaller; 450 451 /** Directory where installed third-party apps stored */ 452 final File mAppInstallDir; 453 454 /** 455 * Directory to which applications installed internally have their 456 * 32 bit native libraries copied. 457 */ 458 private File mAppLib32InstallDir; 459 460 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 461 // apps. 462 final File mDrmAppPrivateInstallDir; 463 464 // ---------------------------------------------------------------- 465 466 // Lock for state used when installing and doing other long running 467 // operations. Methods that must be called with this lock held have 468 // the suffix "LI". 469 final Object mInstallLock = new Object(); 470 471 // ---------------------------------------------------------------- 472 473 // Keys are String (package name), values are Package. This also serves 474 // as the lock for the global state. Methods that must be called with 475 // this lock held have the prefix "LP". 476 @GuardedBy("mPackages") 477 final ArrayMap<String, PackageParser.Package> mPackages = 478 new ArrayMap<String, PackageParser.Package>(); 479 480 // Tracks available target package names -> overlay package paths. 481 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 482 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 483 484 /** 485 * Tracks new system packages [received in an OTA] that we expect to 486 * find updated user-installed versions. Keys are package name, values 487 * are package location. 488 */ 489 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 490 491 /** 492 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 493 */ 494 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 495 /** 496 * Whether or not system app permissions should be promoted from install to runtime. 497 */ 498 boolean mPromoteSystemApps; 499 500 final Settings mSettings; 501 boolean mRestoredSettings; 502 503 // System configuration read by SystemConfig. 504 final int[] mGlobalGids; 505 final SparseArray<ArraySet<String>> mSystemPermissions; 506 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 507 508 // If mac_permissions.xml was found for seinfo labeling. 509 boolean mFoundPolicyFile; 510 511 // If a recursive restorecon of /data/data/<pkg> is needed. 512 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 513 514 public static final class SharedLibraryEntry { 515 public final String path; 516 public final String apk; 517 518 SharedLibraryEntry(String _path, String _apk) { 519 path = _path; 520 apk = _apk; 521 } 522 } 523 524 // Currently known shared libraries. 525 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 526 new ArrayMap<String, SharedLibraryEntry>(); 527 528 // All available activities, for your resolving pleasure. 529 final ActivityIntentResolver mActivities = 530 new ActivityIntentResolver(); 531 532 // All available receivers, for your resolving pleasure. 533 final ActivityIntentResolver mReceivers = 534 new ActivityIntentResolver(); 535 536 // All available services, for your resolving pleasure. 537 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 538 539 // All available providers, for your resolving pleasure. 540 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 541 542 // Mapping from provider base names (first directory in content URI codePath) 543 // to the provider information. 544 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 545 new ArrayMap<String, PackageParser.Provider>(); 546 547 // Mapping from instrumentation class names to info about them. 548 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 549 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 550 551 // Mapping from permission names to info about them. 552 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 553 new ArrayMap<String, PackageParser.PermissionGroup>(); 554 555 // Packages whose data we have transfered into another package, thus 556 // should no longer exist. 557 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 558 559 // Broadcast actions that are only available to the system. 560 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 561 562 /** List of packages waiting for verification. */ 563 final SparseArray<PackageVerificationState> mPendingVerification 564 = new SparseArray<PackageVerificationState>(); 565 566 /** Set of packages associated with each app op permission. */ 567 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 568 569 final PackageInstallerService mInstallerService; 570 571 private final PackageDexOptimizer mPackageDexOptimizer; 572 573 private AtomicInteger mNextMoveId = new AtomicInteger(); 574 private final MoveCallbacks mMoveCallbacks; 575 576 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 577 578 // Cache of users who need badging. 579 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 580 581 /** Token for keys in mPendingVerification. */ 582 private int mPendingVerificationToken = 0; 583 584 volatile boolean mSystemReady; 585 volatile boolean mSafeMode; 586 volatile boolean mHasSystemUidErrors; 587 588 ApplicationInfo mAndroidApplication; 589 final ActivityInfo mResolveActivity = new ActivityInfo(); 590 final ResolveInfo mResolveInfo = new ResolveInfo(); 591 ComponentName mResolveComponentName; 592 PackageParser.Package mPlatformPackage; 593 ComponentName mCustomResolverComponentName; 594 595 boolean mResolverReplaced = false; 596 597 private final ComponentName mIntentFilterVerifierComponent; 598 private int mIntentFilterVerificationToken = 0; 599 600 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 601 = new SparseArray<IntentFilterVerificationState>(); 602 603 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 604 new DefaultPermissionGrantPolicy(this); 605 606 private static class IFVerificationParams { 607 PackageParser.Package pkg; 608 boolean replacing; 609 int userId; 610 int verifierUid; 611 612 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 613 int _userId, int _verifierUid) { 614 pkg = _pkg; 615 replacing = _replacing; 616 userId = _userId; 617 replacing = _replacing; 618 verifierUid = _verifierUid; 619 } 620 } 621 622 private interface IntentFilterVerifier<T extends IntentFilter> { 623 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 624 T filter, String packageName); 625 void startVerifications(int userId); 626 void receiveVerificationResponse(int verificationId); 627 } 628 629 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 630 private Context mContext; 631 private ComponentName mIntentFilterVerifierComponent; 632 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 633 634 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 635 mContext = context; 636 mIntentFilterVerifierComponent = verifierComponent; 637 } 638 639 private String getDefaultScheme() { 640 return IntentFilter.SCHEME_HTTPS; 641 } 642 643 @Override 644 public void startVerifications(int userId) { 645 // Launch verifications requests 646 int count = mCurrentIntentFilterVerifications.size(); 647 for (int n=0; n<count; n++) { 648 int verificationId = mCurrentIntentFilterVerifications.get(n); 649 final IntentFilterVerificationState ivs = 650 mIntentFilterVerificationStates.get(verificationId); 651 652 String packageName = ivs.getPackageName(); 653 654 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 655 final int filterCount = filters.size(); 656 ArraySet<String> domainsSet = new ArraySet<>(); 657 for (int m=0; m<filterCount; m++) { 658 PackageParser.ActivityIntentInfo filter = filters.get(m); 659 domainsSet.addAll(filter.getHostsList()); 660 } 661 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 662 synchronized (mPackages) { 663 if (mSettings.createIntentFilterVerificationIfNeededLPw( 664 packageName, domainsList) != null) { 665 scheduleWriteSettingsLocked(); 666 } 667 } 668 sendVerificationRequest(userId, verificationId, ivs); 669 } 670 mCurrentIntentFilterVerifications.clear(); 671 } 672 673 private void sendVerificationRequest(int userId, int verificationId, 674 IntentFilterVerificationState ivs) { 675 676 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 677 verificationIntent.putExtra( 678 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 679 verificationId); 680 verificationIntent.putExtra( 681 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 682 getDefaultScheme()); 683 verificationIntent.putExtra( 684 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 685 ivs.getHostsString()); 686 verificationIntent.putExtra( 687 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 688 ivs.getPackageName()); 689 verificationIntent.setComponent(mIntentFilterVerifierComponent); 690 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 691 692 UserHandle user = new UserHandle(userId); 693 mContext.sendBroadcastAsUser(verificationIntent, user); 694 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 695 "Sending IntentFilter verification broadcast"); 696 } 697 698 public void receiveVerificationResponse(int verificationId) { 699 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 700 701 final boolean verified = ivs.isVerified(); 702 703 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 704 final int count = filters.size(); 705 if (DEBUG_DOMAIN_VERIFICATION) { 706 Slog.i(TAG, "Received verification response " + verificationId 707 + " for " + count + " filters, verified=" + verified); 708 } 709 for (int n=0; n<count; n++) { 710 PackageParser.ActivityIntentInfo filter = filters.get(n); 711 filter.setVerified(verified); 712 713 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 714 + " verified with result:" + verified + " and hosts:" 715 + ivs.getHostsString()); 716 } 717 718 mIntentFilterVerificationStates.remove(verificationId); 719 720 final String packageName = ivs.getPackageName(); 721 IntentFilterVerificationInfo ivi = null; 722 723 synchronized (mPackages) { 724 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 725 } 726 if (ivi == null) { 727 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 728 + verificationId + " packageName:" + packageName); 729 return; 730 } 731 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 732 "Updating IntentFilterVerificationInfo for package " + packageName 733 +" verificationId:" + verificationId); 734 735 synchronized (mPackages) { 736 if (verified) { 737 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 738 } else { 739 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 740 } 741 scheduleWriteSettingsLocked(); 742 743 final int userId = ivs.getUserId(); 744 if (userId != UserHandle.USER_ALL) { 745 final int userStatus = 746 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 747 748 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 749 boolean needUpdate = false; 750 751 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 752 // already been set by the User thru the Disambiguation dialog 753 switch (userStatus) { 754 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 755 if (verified) { 756 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 757 } else { 758 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 759 } 760 needUpdate = true; 761 break; 762 763 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 764 if (verified) { 765 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 766 needUpdate = true; 767 } 768 break; 769 770 default: 771 // Nothing to do 772 } 773 774 if (needUpdate) { 775 mSettings.updateIntentFilterVerificationStatusLPw( 776 packageName, updatedStatus, userId); 777 scheduleWritePackageRestrictionsLocked(userId); 778 } 779 } 780 } 781 } 782 783 @Override 784 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 785 ActivityIntentInfo filter, String packageName) { 786 if (!hasValidDomains(filter)) { 787 return false; 788 } 789 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 790 if (ivs == null) { 791 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 792 packageName); 793 } 794 if (DEBUG_DOMAIN_VERIFICATION) { 795 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 796 } 797 ivs.addFilter(filter); 798 return true; 799 } 800 801 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 802 int userId, int verificationId, String packageName) { 803 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 804 verifierUid, userId, packageName); 805 ivs.setPendingState(); 806 synchronized (mPackages) { 807 mIntentFilterVerificationStates.append(verificationId, ivs); 808 mCurrentIntentFilterVerifications.add(verificationId); 809 } 810 return ivs; 811 } 812 } 813 814 private static boolean hasValidDomains(ActivityIntentInfo filter) { 815 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 816 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 817 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 818 } 819 820 private IntentFilterVerifier mIntentFilterVerifier; 821 822 // Set of pending broadcasts for aggregating enable/disable of components. 823 static class PendingPackageBroadcasts { 824 // for each user id, a map of <package name -> components within that package> 825 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 826 827 public PendingPackageBroadcasts() { 828 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 829 } 830 831 public ArrayList<String> get(int userId, String packageName) { 832 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 833 return packages.get(packageName); 834 } 835 836 public void put(int userId, String packageName, ArrayList<String> components) { 837 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 838 packages.put(packageName, components); 839 } 840 841 public void remove(int userId, String packageName) { 842 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 843 if (packages != null) { 844 packages.remove(packageName); 845 } 846 } 847 848 public void remove(int userId) { 849 mUidMap.remove(userId); 850 } 851 852 public int userIdCount() { 853 return mUidMap.size(); 854 } 855 856 public int userIdAt(int n) { 857 return mUidMap.keyAt(n); 858 } 859 860 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 861 return mUidMap.get(userId); 862 } 863 864 public int size() { 865 // total number of pending broadcast entries across all userIds 866 int num = 0; 867 for (int i = 0; i< mUidMap.size(); i++) { 868 num += mUidMap.valueAt(i).size(); 869 } 870 return num; 871 } 872 873 public void clear() { 874 mUidMap.clear(); 875 } 876 877 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 878 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 879 if (map == null) { 880 map = new ArrayMap<String, ArrayList<String>>(); 881 mUidMap.put(userId, map); 882 } 883 return map; 884 } 885 } 886 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 887 888 // Service Connection to remote media container service to copy 889 // package uri's from external media onto secure containers 890 // or internal storage. 891 private IMediaContainerService mContainerService = null; 892 893 static final int SEND_PENDING_BROADCAST = 1; 894 static final int MCS_BOUND = 3; 895 static final int END_COPY = 4; 896 static final int INIT_COPY = 5; 897 static final int MCS_UNBIND = 6; 898 static final int START_CLEANING_PACKAGE = 7; 899 static final int FIND_INSTALL_LOC = 8; 900 static final int POST_INSTALL = 9; 901 static final int MCS_RECONNECT = 10; 902 static final int MCS_GIVE_UP = 11; 903 static final int UPDATED_MEDIA_STATUS = 12; 904 static final int WRITE_SETTINGS = 13; 905 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 906 static final int PACKAGE_VERIFIED = 15; 907 static final int CHECK_PENDING_VERIFICATION = 16; 908 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 909 static final int INTENT_FILTER_VERIFIED = 18; 910 911 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 912 913 // Delay time in millisecs 914 static final int BROADCAST_DELAY = 10 * 1000; 915 916 static UserManagerService sUserManager; 917 918 // Stores a list of users whose package restrictions file needs to be updated 919 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 920 921 final private DefaultContainerConnection mDefContainerConn = 922 new DefaultContainerConnection(); 923 class DefaultContainerConnection implements ServiceConnection { 924 public void onServiceConnected(ComponentName name, IBinder service) { 925 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 926 IMediaContainerService imcs = 927 IMediaContainerService.Stub.asInterface(service); 928 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 929 } 930 931 public void onServiceDisconnected(ComponentName name) { 932 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 933 } 934 } 935 936 // Recordkeeping of restore-after-install operations that are currently in flight 937 // between the Package Manager and the Backup Manager 938 class PostInstallData { 939 public InstallArgs args; 940 public PackageInstalledInfo res; 941 942 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 943 args = _a; 944 res = _r; 945 } 946 } 947 948 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 949 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 950 951 // XML tags for backup/restore of various bits of state 952 private static final String TAG_PREFERRED_BACKUP = "pa"; 953 private static final String TAG_DEFAULT_APPS = "da"; 954 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 955 956 final String mRequiredVerifierPackage; 957 final String mRequiredInstallerPackage; 958 959 private final PackageUsage mPackageUsage = new PackageUsage(); 960 961 private class PackageUsage { 962 private static final int WRITE_INTERVAL 963 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 964 965 private final Object mFileLock = new Object(); 966 private final AtomicLong mLastWritten = new AtomicLong(0); 967 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 968 969 private boolean mIsHistoricalPackageUsageAvailable = true; 970 971 boolean isHistoricalPackageUsageAvailable() { 972 return mIsHistoricalPackageUsageAvailable; 973 } 974 975 void write(boolean force) { 976 if (force) { 977 writeInternal(); 978 return; 979 } 980 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 981 && !DEBUG_DEXOPT) { 982 return; 983 } 984 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 985 new Thread("PackageUsage_DiskWriter") { 986 @Override 987 public void run() { 988 try { 989 writeInternal(); 990 } finally { 991 mBackgroundWriteRunning.set(false); 992 } 993 } 994 }.start(); 995 } 996 } 997 998 private void writeInternal() { 999 synchronized (mPackages) { 1000 synchronized (mFileLock) { 1001 AtomicFile file = getFile(); 1002 FileOutputStream f = null; 1003 try { 1004 f = file.startWrite(); 1005 BufferedOutputStream out = new BufferedOutputStream(f); 1006 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1007 StringBuilder sb = new StringBuilder(); 1008 for (PackageParser.Package pkg : mPackages.values()) { 1009 if (pkg.mLastPackageUsageTimeInMills == 0) { 1010 continue; 1011 } 1012 sb.setLength(0); 1013 sb.append(pkg.packageName); 1014 sb.append(' '); 1015 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1016 sb.append('\n'); 1017 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1018 } 1019 out.flush(); 1020 file.finishWrite(f); 1021 } catch (IOException e) { 1022 if (f != null) { 1023 file.failWrite(f); 1024 } 1025 Log.e(TAG, "Failed to write package usage times", e); 1026 } 1027 } 1028 } 1029 mLastWritten.set(SystemClock.elapsedRealtime()); 1030 } 1031 1032 void readLP() { 1033 synchronized (mFileLock) { 1034 AtomicFile file = getFile(); 1035 BufferedInputStream in = null; 1036 try { 1037 in = new BufferedInputStream(file.openRead()); 1038 StringBuffer sb = new StringBuffer(); 1039 while (true) { 1040 String packageName = readToken(in, sb, ' '); 1041 if (packageName == null) { 1042 break; 1043 } 1044 String timeInMillisString = readToken(in, sb, '\n'); 1045 if (timeInMillisString == null) { 1046 throw new IOException("Failed to find last usage time for package " 1047 + packageName); 1048 } 1049 PackageParser.Package pkg = mPackages.get(packageName); 1050 if (pkg == null) { 1051 continue; 1052 } 1053 long timeInMillis; 1054 try { 1055 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1056 } catch (NumberFormatException e) { 1057 throw new IOException("Failed to parse " + timeInMillisString 1058 + " as a long.", e); 1059 } 1060 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1061 } 1062 } catch (FileNotFoundException expected) { 1063 mIsHistoricalPackageUsageAvailable = false; 1064 } catch (IOException e) { 1065 Log.w(TAG, "Failed to read package usage times", e); 1066 } finally { 1067 IoUtils.closeQuietly(in); 1068 } 1069 } 1070 mLastWritten.set(SystemClock.elapsedRealtime()); 1071 } 1072 1073 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1074 throws IOException { 1075 sb.setLength(0); 1076 while (true) { 1077 int ch = in.read(); 1078 if (ch == -1) { 1079 if (sb.length() == 0) { 1080 return null; 1081 } 1082 throw new IOException("Unexpected EOF"); 1083 } 1084 if (ch == endOfToken) { 1085 return sb.toString(); 1086 } 1087 sb.append((char)ch); 1088 } 1089 } 1090 1091 private AtomicFile getFile() { 1092 File dataDir = Environment.getDataDirectory(); 1093 File systemDir = new File(dataDir, "system"); 1094 File fname = new File(systemDir, "package-usage.list"); 1095 return new AtomicFile(fname); 1096 } 1097 } 1098 1099 class PackageHandler extends Handler { 1100 private boolean mBound = false; 1101 final ArrayList<HandlerParams> mPendingInstalls = 1102 new ArrayList<HandlerParams>(); 1103 1104 private boolean connectToService() { 1105 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1106 " DefaultContainerService"); 1107 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1108 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1109 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1110 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1112 mBound = true; 1113 return true; 1114 } 1115 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1116 return false; 1117 } 1118 1119 private void disconnectService() { 1120 mContainerService = null; 1121 mBound = false; 1122 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1123 mContext.unbindService(mDefContainerConn); 1124 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1125 } 1126 1127 PackageHandler(Looper looper) { 1128 super(looper); 1129 } 1130 1131 public void handleMessage(Message msg) { 1132 try { 1133 doHandleMessage(msg); 1134 } finally { 1135 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1136 } 1137 } 1138 1139 void doHandleMessage(Message msg) { 1140 switch (msg.what) { 1141 case INIT_COPY: { 1142 HandlerParams params = (HandlerParams) msg.obj; 1143 int idx = mPendingInstalls.size(); 1144 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1145 // If a bind was already initiated we dont really 1146 // need to do anything. The pending install 1147 // will be processed later on. 1148 if (!mBound) { 1149 // If this is the only one pending we might 1150 // have to bind to the service again. 1151 if (!connectToService()) { 1152 Slog.e(TAG, "Failed to bind to media container service"); 1153 params.serviceError(); 1154 return; 1155 } else { 1156 // Once we bind to the service, the first 1157 // pending request will be processed. 1158 mPendingInstalls.add(idx, params); 1159 } 1160 } else { 1161 mPendingInstalls.add(idx, params); 1162 // Already bound to the service. Just make 1163 // sure we trigger off processing the first request. 1164 if (idx == 0) { 1165 mHandler.sendEmptyMessage(MCS_BOUND); 1166 } 1167 } 1168 break; 1169 } 1170 case MCS_BOUND: { 1171 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1172 if (msg.obj != null) { 1173 mContainerService = (IMediaContainerService) msg.obj; 1174 } 1175 if (mContainerService == null) { 1176 if (!mBound) { 1177 // Something seriously wrong since we are not bound and we are not 1178 // waiting for connection. Bail out. 1179 Slog.e(TAG, "Cannot bind to media container service"); 1180 for (HandlerParams params : mPendingInstalls) { 1181 // Indicate service bind error 1182 params.serviceError(); 1183 } 1184 mPendingInstalls.clear(); 1185 } else { 1186 Slog.w(TAG, "Waiting to connect to media container service"); 1187 } 1188 } else if (mPendingInstalls.size() > 0) { 1189 HandlerParams params = mPendingInstalls.get(0); 1190 if (params != null) { 1191 if (params.startCopy()) { 1192 // We are done... look for more work or to 1193 // go idle. 1194 if (DEBUG_SD_INSTALL) Log.i(TAG, 1195 "Checking for more work or unbind..."); 1196 // Delete pending install 1197 if (mPendingInstalls.size() > 0) { 1198 mPendingInstalls.remove(0); 1199 } 1200 if (mPendingInstalls.size() == 0) { 1201 if (mBound) { 1202 if (DEBUG_SD_INSTALL) Log.i(TAG, 1203 "Posting delayed MCS_UNBIND"); 1204 removeMessages(MCS_UNBIND); 1205 Message ubmsg = obtainMessage(MCS_UNBIND); 1206 // Unbind after a little delay, to avoid 1207 // continual thrashing. 1208 sendMessageDelayed(ubmsg, 10000); 1209 } 1210 } else { 1211 // There are more pending requests in queue. 1212 // Just post MCS_BOUND message to trigger processing 1213 // of next pending install. 1214 if (DEBUG_SD_INSTALL) Log.i(TAG, 1215 "Posting MCS_BOUND for next work"); 1216 mHandler.sendEmptyMessage(MCS_BOUND); 1217 } 1218 } 1219 } 1220 } else { 1221 // Should never happen ideally. 1222 Slog.w(TAG, "Empty queue"); 1223 } 1224 break; 1225 } 1226 case MCS_RECONNECT: { 1227 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1228 if (mPendingInstalls.size() > 0) { 1229 if (mBound) { 1230 disconnectService(); 1231 } 1232 if (!connectToService()) { 1233 Slog.e(TAG, "Failed to bind to media container service"); 1234 for (HandlerParams params : mPendingInstalls) { 1235 // Indicate service bind error 1236 params.serviceError(); 1237 } 1238 mPendingInstalls.clear(); 1239 } 1240 } 1241 break; 1242 } 1243 case MCS_UNBIND: { 1244 // If there is no actual work left, then time to unbind. 1245 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1246 1247 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1248 if (mBound) { 1249 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1250 1251 disconnectService(); 1252 } 1253 } else if (mPendingInstalls.size() > 0) { 1254 // There are more pending requests in queue. 1255 // Just post MCS_BOUND message to trigger processing 1256 // of next pending install. 1257 mHandler.sendEmptyMessage(MCS_BOUND); 1258 } 1259 1260 break; 1261 } 1262 case MCS_GIVE_UP: { 1263 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1264 mPendingInstalls.remove(0); 1265 break; 1266 } 1267 case SEND_PENDING_BROADCAST: { 1268 String packages[]; 1269 ArrayList<String> components[]; 1270 int size = 0; 1271 int uids[]; 1272 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1273 synchronized (mPackages) { 1274 if (mPendingBroadcasts == null) { 1275 return; 1276 } 1277 size = mPendingBroadcasts.size(); 1278 if (size <= 0) { 1279 // Nothing to be done. Just return 1280 return; 1281 } 1282 packages = new String[size]; 1283 components = new ArrayList[size]; 1284 uids = new int[size]; 1285 int i = 0; // filling out the above arrays 1286 1287 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1288 int packageUserId = mPendingBroadcasts.userIdAt(n); 1289 Iterator<Map.Entry<String, ArrayList<String>>> it 1290 = mPendingBroadcasts.packagesForUserId(packageUserId) 1291 .entrySet().iterator(); 1292 while (it.hasNext() && i < size) { 1293 Map.Entry<String, ArrayList<String>> ent = it.next(); 1294 packages[i] = ent.getKey(); 1295 components[i] = ent.getValue(); 1296 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1297 uids[i] = (ps != null) 1298 ? UserHandle.getUid(packageUserId, ps.appId) 1299 : -1; 1300 i++; 1301 } 1302 } 1303 size = i; 1304 mPendingBroadcasts.clear(); 1305 } 1306 // Send broadcasts 1307 for (int i = 0; i < size; i++) { 1308 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1309 } 1310 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1311 break; 1312 } 1313 case START_CLEANING_PACKAGE: { 1314 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1315 final String packageName = (String)msg.obj; 1316 final int userId = msg.arg1; 1317 final boolean andCode = msg.arg2 != 0; 1318 synchronized (mPackages) { 1319 if (userId == UserHandle.USER_ALL) { 1320 int[] users = sUserManager.getUserIds(); 1321 for (int user : users) { 1322 mSettings.addPackageToCleanLPw( 1323 new PackageCleanItem(user, packageName, andCode)); 1324 } 1325 } else { 1326 mSettings.addPackageToCleanLPw( 1327 new PackageCleanItem(userId, packageName, andCode)); 1328 } 1329 } 1330 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1331 startCleaningPackages(); 1332 } break; 1333 case POST_INSTALL: { 1334 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1335 PostInstallData data = mRunningInstalls.get(msg.arg1); 1336 mRunningInstalls.delete(msg.arg1); 1337 boolean deleteOld = false; 1338 1339 if (data != null) { 1340 InstallArgs args = data.args; 1341 PackageInstalledInfo res = data.res; 1342 1343 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1344 final String packageName = res.pkg.applicationInfo.packageName; 1345 res.removedInfo.sendBroadcast(false, true, false); 1346 Bundle extras = new Bundle(1); 1347 extras.putInt(Intent.EXTRA_UID, res.uid); 1348 1349 // Now that we successfully installed the package, grant runtime 1350 // permissions if requested before broadcasting the install. 1351 if ((args.installFlags 1352 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1353 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1354 args.installGrantPermissions); 1355 } 1356 1357 // Determine the set of users who are adding this 1358 // package for the first time vs. those who are seeing 1359 // an update. 1360 int[] firstUsers; 1361 int[] updateUsers = new int[0]; 1362 if (res.origUsers == null || res.origUsers.length == 0) { 1363 firstUsers = res.newUsers; 1364 } else { 1365 firstUsers = new int[0]; 1366 for (int i=0; i<res.newUsers.length; i++) { 1367 int user = res.newUsers[i]; 1368 boolean isNew = true; 1369 for (int j=0; j<res.origUsers.length; j++) { 1370 if (res.origUsers[j] == user) { 1371 isNew = false; 1372 break; 1373 } 1374 } 1375 if (isNew) { 1376 int[] newFirst = new int[firstUsers.length+1]; 1377 System.arraycopy(firstUsers, 0, newFirst, 0, 1378 firstUsers.length); 1379 newFirst[firstUsers.length] = user; 1380 firstUsers = newFirst; 1381 } else { 1382 int[] newUpdate = new int[updateUsers.length+1]; 1383 System.arraycopy(updateUsers, 0, newUpdate, 0, 1384 updateUsers.length); 1385 newUpdate[updateUsers.length] = user; 1386 updateUsers = newUpdate; 1387 } 1388 } 1389 } 1390 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1391 packageName, extras, null, null, firstUsers); 1392 final boolean update = res.removedInfo.removedPackage != null; 1393 if (update) { 1394 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1395 } 1396 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1397 packageName, extras, null, null, updateUsers); 1398 if (update) { 1399 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1400 packageName, extras, null, null, updateUsers); 1401 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1402 null, null, packageName, null, updateUsers); 1403 1404 // treat asec-hosted packages like removable media on upgrade 1405 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1406 if (DEBUG_INSTALL) { 1407 Slog.i(TAG, "upgrading pkg " + res.pkg 1408 + " is ASEC-hosted -> AVAILABLE"); 1409 } 1410 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1411 ArrayList<String> pkgList = new ArrayList<String>(1); 1412 pkgList.add(packageName); 1413 sendResourcesChangedBroadcast(true, true, 1414 pkgList,uidArray, null); 1415 } 1416 } 1417 if (res.removedInfo.args != null) { 1418 // Remove the replaced package's older resources safely now 1419 deleteOld = true; 1420 } 1421 1422 // If this app is a browser and it's newly-installed for some 1423 // users, clear any default-browser state in those users 1424 if (firstUsers.length > 0) { 1425 // the app's nature doesn't depend on the user, so we can just 1426 // check its browser nature in any user and generalize. 1427 if (packageIsBrowser(packageName, firstUsers[0])) { 1428 synchronized (mPackages) { 1429 for (int userId : firstUsers) { 1430 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1431 } 1432 } 1433 } 1434 } 1435 // Log current value of "unknown sources" setting 1436 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1437 getUnknownSourcesSettings()); 1438 } 1439 // Force a gc to clear up things 1440 Runtime.getRuntime().gc(); 1441 // We delete after a gc for applications on sdcard. 1442 if (deleteOld) { 1443 synchronized (mInstallLock) { 1444 res.removedInfo.args.doPostDeleteLI(true); 1445 } 1446 } 1447 if (args.observer != null) { 1448 try { 1449 Bundle extras = extrasForInstallResult(res); 1450 args.observer.onPackageInstalled(res.name, res.returnCode, 1451 res.returnMsg, extras); 1452 } catch (RemoteException e) { 1453 Slog.i(TAG, "Observer no longer exists."); 1454 } 1455 } 1456 } else { 1457 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1458 } 1459 } break; 1460 case UPDATED_MEDIA_STATUS: { 1461 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1462 boolean reportStatus = msg.arg1 == 1; 1463 boolean doGc = msg.arg2 == 1; 1464 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1465 if (doGc) { 1466 // Force a gc to clear up stale containers. 1467 Runtime.getRuntime().gc(); 1468 } 1469 if (msg.obj != null) { 1470 @SuppressWarnings("unchecked") 1471 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1472 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1473 // Unload containers 1474 unloadAllContainers(args); 1475 } 1476 if (reportStatus) { 1477 try { 1478 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1479 PackageHelper.getMountService().finishMediaUpdate(); 1480 } catch (RemoteException e) { 1481 Log.e(TAG, "MountService not running?"); 1482 } 1483 } 1484 } break; 1485 case WRITE_SETTINGS: { 1486 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1487 synchronized (mPackages) { 1488 removeMessages(WRITE_SETTINGS); 1489 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1490 mSettings.writeLPr(); 1491 mDirtyUsers.clear(); 1492 } 1493 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1494 } break; 1495 case WRITE_PACKAGE_RESTRICTIONS: { 1496 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1497 synchronized (mPackages) { 1498 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1499 for (int userId : mDirtyUsers) { 1500 mSettings.writePackageRestrictionsLPr(userId); 1501 } 1502 mDirtyUsers.clear(); 1503 } 1504 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1505 } break; 1506 case CHECK_PENDING_VERIFICATION: { 1507 final int verificationId = msg.arg1; 1508 final PackageVerificationState state = mPendingVerification.get(verificationId); 1509 1510 if ((state != null) && !state.timeoutExtended()) { 1511 final InstallArgs args = state.getInstallArgs(); 1512 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1513 1514 Slog.i(TAG, "Verification timed out for " + originUri); 1515 mPendingVerification.remove(verificationId); 1516 1517 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1518 1519 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1520 Slog.i(TAG, "Continuing with installation of " + originUri); 1521 state.setVerifierResponse(Binder.getCallingUid(), 1522 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1523 broadcastPackageVerified(verificationId, originUri, 1524 PackageManager.VERIFICATION_ALLOW, 1525 state.getInstallArgs().getUser()); 1526 try { 1527 ret = args.copyApk(mContainerService, true); 1528 } catch (RemoteException e) { 1529 Slog.e(TAG, "Could not contact the ContainerService"); 1530 } 1531 } else { 1532 broadcastPackageVerified(verificationId, originUri, 1533 PackageManager.VERIFICATION_REJECT, 1534 state.getInstallArgs().getUser()); 1535 } 1536 1537 processPendingInstall(args, ret); 1538 mHandler.sendEmptyMessage(MCS_UNBIND); 1539 } 1540 break; 1541 } 1542 case PACKAGE_VERIFIED: { 1543 final int verificationId = msg.arg1; 1544 1545 final PackageVerificationState state = mPendingVerification.get(verificationId); 1546 if (state == null) { 1547 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1548 break; 1549 } 1550 1551 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1552 1553 state.setVerifierResponse(response.callerUid, response.code); 1554 1555 if (state.isVerificationComplete()) { 1556 mPendingVerification.remove(verificationId); 1557 1558 final InstallArgs args = state.getInstallArgs(); 1559 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1560 1561 int ret; 1562 if (state.isInstallAllowed()) { 1563 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1564 broadcastPackageVerified(verificationId, originUri, 1565 response.code, state.getInstallArgs().getUser()); 1566 try { 1567 ret = args.copyApk(mContainerService, true); 1568 } catch (RemoteException e) { 1569 Slog.e(TAG, "Could not contact the ContainerService"); 1570 } 1571 } else { 1572 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1573 } 1574 1575 processPendingInstall(args, ret); 1576 1577 mHandler.sendEmptyMessage(MCS_UNBIND); 1578 } 1579 1580 break; 1581 } 1582 case START_INTENT_FILTER_VERIFICATIONS: { 1583 IFVerificationParams params = (IFVerificationParams) msg.obj; 1584 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1585 params.replacing, params.pkg); 1586 break; 1587 } 1588 case INTENT_FILTER_VERIFIED: { 1589 final int verificationId = msg.arg1; 1590 1591 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1592 verificationId); 1593 if (state == null) { 1594 Slog.w(TAG, "Invalid IntentFilter verification token " 1595 + verificationId + " received"); 1596 break; 1597 } 1598 1599 final int userId = state.getUserId(); 1600 1601 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1602 "Processing IntentFilter verification with token:" 1603 + verificationId + " and userId:" + userId); 1604 1605 final IntentFilterVerificationResponse response = 1606 (IntentFilterVerificationResponse) msg.obj; 1607 1608 state.setVerifierResponse(response.callerUid, response.code); 1609 1610 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1611 "IntentFilter verification with token:" + verificationId 1612 + " and userId:" + userId 1613 + " is settings verifier response with response code:" 1614 + response.code); 1615 1616 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1617 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1618 + response.getFailedDomainsString()); 1619 } 1620 1621 if (state.isVerificationComplete()) { 1622 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1623 } else { 1624 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1625 "IntentFilter verification with token:" + verificationId 1626 + " was not said to be complete"); 1627 } 1628 1629 break; 1630 } 1631 } 1632 } 1633 } 1634 1635 private StorageEventListener mStorageListener = new StorageEventListener() { 1636 @Override 1637 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1638 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1639 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1640 final String volumeUuid = vol.getFsUuid(); 1641 1642 // Clean up any users or apps that were removed or recreated 1643 // while this volume was missing 1644 reconcileUsers(volumeUuid); 1645 reconcileApps(volumeUuid); 1646 1647 // Clean up any install sessions that expired or were 1648 // cancelled while this volume was missing 1649 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1650 1651 loadPrivatePackages(vol); 1652 1653 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1654 unloadPrivatePackages(vol); 1655 } 1656 } 1657 1658 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1659 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1660 updateExternalMediaStatus(true, false); 1661 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1662 updateExternalMediaStatus(false, false); 1663 } 1664 } 1665 } 1666 1667 @Override 1668 public void onVolumeForgotten(String fsUuid) { 1669 if (TextUtils.isEmpty(fsUuid)) { 1670 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1671 return; 1672 } 1673 1674 // Remove any apps installed on the forgotten volume 1675 synchronized (mPackages) { 1676 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1677 for (PackageSetting ps : packages) { 1678 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1679 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1680 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1681 } 1682 1683 mSettings.onVolumeForgotten(fsUuid); 1684 mSettings.writeLPr(); 1685 } 1686 } 1687 }; 1688 1689 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1690 String[] grantedPermissions) { 1691 if (userId >= UserHandle.USER_OWNER) { 1692 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1693 } else if (userId == UserHandle.USER_ALL) { 1694 final int[] userIds; 1695 synchronized (mPackages) { 1696 userIds = UserManagerService.getInstance().getUserIds(); 1697 } 1698 for (int someUserId : userIds) { 1699 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1700 } 1701 } 1702 1703 // We could have touched GID membership, so flush out packages.list 1704 synchronized (mPackages) { 1705 mSettings.writePackageListLPr(); 1706 } 1707 } 1708 1709 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1710 String[] grantedPermissions) { 1711 SettingBase sb = (SettingBase) pkg.mExtras; 1712 if (sb == null) { 1713 return; 1714 } 1715 1716 PermissionsState permissionsState = sb.getPermissionsState(); 1717 1718 for (String permission : pkg.requestedPermissions) { 1719 BasePermission bp = mSettings.mPermissions.get(permission); 1720 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1721 || ArrayUtils.contains(grantedPermissions, permission))) { 1722 permissionsState.grantRuntimePermission(bp, userId); 1723 } 1724 } 1725 } 1726 1727 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1728 Bundle extras = null; 1729 switch (res.returnCode) { 1730 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1731 extras = new Bundle(); 1732 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1733 res.origPermission); 1734 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1735 res.origPackage); 1736 break; 1737 } 1738 case PackageManager.INSTALL_SUCCEEDED: { 1739 extras = new Bundle(); 1740 extras.putBoolean(Intent.EXTRA_REPLACING, 1741 res.removedInfo != null && res.removedInfo.removedPackage != null); 1742 break; 1743 } 1744 } 1745 return extras; 1746 } 1747 1748 void scheduleWriteSettingsLocked() { 1749 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1750 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1751 } 1752 } 1753 1754 void scheduleWritePackageRestrictionsLocked(int userId) { 1755 if (!sUserManager.exists(userId)) return; 1756 mDirtyUsers.add(userId); 1757 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1758 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1759 } 1760 } 1761 1762 public static PackageManagerService main(Context context, Installer installer, 1763 boolean factoryTest, boolean onlyCore) { 1764 PackageManagerService m = new PackageManagerService(context, installer, 1765 factoryTest, onlyCore); 1766 ServiceManager.addService("package", m); 1767 return m; 1768 } 1769 1770 static String[] splitString(String str, char sep) { 1771 int count = 1; 1772 int i = 0; 1773 while ((i=str.indexOf(sep, i)) >= 0) { 1774 count++; 1775 i++; 1776 } 1777 1778 String[] res = new String[count]; 1779 i=0; 1780 count = 0; 1781 int lastI=0; 1782 while ((i=str.indexOf(sep, i)) >= 0) { 1783 res[count] = str.substring(lastI, i); 1784 count++; 1785 i++; 1786 lastI = i; 1787 } 1788 res[count] = str.substring(lastI, str.length()); 1789 return res; 1790 } 1791 1792 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1793 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1794 Context.DISPLAY_SERVICE); 1795 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1796 } 1797 1798 public PackageManagerService(Context context, Installer installer, 1799 boolean factoryTest, boolean onlyCore) { 1800 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1801 SystemClock.uptimeMillis()); 1802 1803 if (mSdkVersion <= 0) { 1804 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1805 } 1806 1807 mContext = context; 1808 mFactoryTest = factoryTest; 1809 mOnlyCore = onlyCore; 1810 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1811 mMetrics = new DisplayMetrics(); 1812 mSettings = new Settings(mPackages); 1813 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1814 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1815 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1816 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1817 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1818 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1819 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1820 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1821 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1822 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1823 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1824 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1825 1826 // TODO: add a property to control this? 1827 long dexOptLRUThresholdInMinutes; 1828 if (mLazyDexOpt) { 1829 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1830 } else { 1831 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1832 } 1833 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1834 1835 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1836 if (separateProcesses != null && separateProcesses.length() > 0) { 1837 if ("*".equals(separateProcesses)) { 1838 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1839 mSeparateProcesses = null; 1840 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1841 } else { 1842 mDefParseFlags = 0; 1843 mSeparateProcesses = separateProcesses.split(","); 1844 Slog.w(TAG, "Running with debug.separate_processes: " 1845 + separateProcesses); 1846 } 1847 } else { 1848 mDefParseFlags = 0; 1849 mSeparateProcesses = null; 1850 } 1851 1852 mInstaller = installer; 1853 mPackageDexOptimizer = new PackageDexOptimizer(this); 1854 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1855 1856 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1857 FgThread.get().getLooper()); 1858 1859 getDefaultDisplayMetrics(context, mMetrics); 1860 1861 SystemConfig systemConfig = SystemConfig.getInstance(); 1862 mGlobalGids = systemConfig.getGlobalGids(); 1863 mSystemPermissions = systemConfig.getSystemPermissions(); 1864 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1865 1866 synchronized (mInstallLock) { 1867 // writer 1868 synchronized (mPackages) { 1869 mHandlerThread = new ServiceThread(TAG, 1870 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1871 mHandlerThread.start(); 1872 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1873 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1874 1875 File dataDir = Environment.getDataDirectory(); 1876 mAppDataDir = new File(dataDir, "data"); 1877 mAppInstallDir = new File(dataDir, "app"); 1878 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1879 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1880 mUserAppDataDir = new File(dataDir, "user"); 1881 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1882 1883 sUserManager = new UserManagerService(context, this, 1884 mInstallLock, mPackages); 1885 1886 // Propagate permission configuration in to package manager. 1887 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1888 = systemConfig.getPermissions(); 1889 for (int i=0; i<permConfig.size(); i++) { 1890 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1891 BasePermission bp = mSettings.mPermissions.get(perm.name); 1892 if (bp == null) { 1893 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1894 mSettings.mPermissions.put(perm.name, bp); 1895 } 1896 if (perm.gids != null) { 1897 bp.setGids(perm.gids, perm.perUser); 1898 } 1899 } 1900 1901 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1902 for (int i=0; i<libConfig.size(); i++) { 1903 mSharedLibraries.put(libConfig.keyAt(i), 1904 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1905 } 1906 1907 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1908 1909 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1910 mSdkVersion, mOnlyCore); 1911 1912 String customResolverActivity = Resources.getSystem().getString( 1913 R.string.config_customResolverActivity); 1914 if (TextUtils.isEmpty(customResolverActivity)) { 1915 customResolverActivity = null; 1916 } else { 1917 mCustomResolverComponentName = ComponentName.unflattenFromString( 1918 customResolverActivity); 1919 } 1920 1921 long startTime = SystemClock.uptimeMillis(); 1922 1923 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1924 startTime); 1925 1926 // Set flag to monitor and not change apk file paths when 1927 // scanning install directories. 1928 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1929 1930 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1931 1932 /** 1933 * Add everything in the in the boot class path to the 1934 * list of process files because dexopt will have been run 1935 * if necessary during zygote startup. 1936 */ 1937 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1938 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1939 1940 if (bootClassPath != null) { 1941 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1942 for (String element : bootClassPathElements) { 1943 alreadyDexOpted.add(element); 1944 } 1945 } else { 1946 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1947 } 1948 1949 if (systemServerClassPath != null) { 1950 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1951 for (String element : systemServerClassPathElements) { 1952 alreadyDexOpted.add(element); 1953 } 1954 } else { 1955 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1956 } 1957 1958 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1959 final String[] dexCodeInstructionSets = 1960 getDexCodeInstructionSets( 1961 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1962 1963 /** 1964 * Ensure all external libraries have had dexopt run on them. 1965 */ 1966 if (mSharedLibraries.size() > 0) { 1967 // NOTE: For now, we're compiling these system "shared libraries" 1968 // (and framework jars) into all available architectures. It's possible 1969 // to compile them only when we come across an app that uses them (there's 1970 // already logic for that in scanPackageLI) but that adds some complexity. 1971 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1972 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1973 final String lib = libEntry.path; 1974 if (lib == null) { 1975 continue; 1976 } 1977 1978 try { 1979 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1980 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1981 alreadyDexOpted.add(lib); 1982 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1983 } 1984 } catch (FileNotFoundException e) { 1985 Slog.w(TAG, "Library not found: " + lib); 1986 } catch (IOException e) { 1987 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1988 + e.getMessage()); 1989 } 1990 } 1991 } 1992 } 1993 1994 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1995 1996 // Gross hack for now: we know this file doesn't contain any 1997 // code, so don't dexopt it to avoid the resulting log spew. 1998 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1999 2000 // Gross hack for now: we know this file is only part of 2001 // the boot class path for art, so don't dexopt it to 2002 // avoid the resulting log spew. 2003 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 2004 2005 /** 2006 * There are a number of commands implemented in Java, which 2007 * we currently need to do the dexopt on so that they can be 2008 * run from a non-root shell. 2009 */ 2010 String[] frameworkFiles = frameworkDir.list(); 2011 if (frameworkFiles != null) { 2012 // TODO: We could compile these only for the most preferred ABI. We should 2013 // first double check that the dex files for these commands are not referenced 2014 // by other system apps. 2015 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2016 for (int i=0; i<frameworkFiles.length; i++) { 2017 File libPath = new File(frameworkDir, frameworkFiles[i]); 2018 String path = libPath.getPath(); 2019 // Skip the file if we already did it. 2020 if (alreadyDexOpted.contains(path)) { 2021 continue; 2022 } 2023 // Skip the file if it is not a type we want to dexopt. 2024 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2025 continue; 2026 } 2027 try { 2028 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2029 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2030 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2031 } 2032 } catch (FileNotFoundException e) { 2033 Slog.w(TAG, "Jar not found: " + path); 2034 } catch (IOException e) { 2035 Slog.w(TAG, "Exception reading jar: " + path, e); 2036 } 2037 } 2038 } 2039 } 2040 2041 final VersionInfo ver = mSettings.getInternalVersion(); 2042 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2043 // when upgrading from pre-M, promote system app permissions from install to runtime 2044 mPromoteSystemApps = 2045 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2046 2047 // save off the names of pre-existing system packages prior to scanning; we don't 2048 // want to automatically grant runtime permissions for new system apps 2049 if (mPromoteSystemApps) { 2050 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2051 while (pkgSettingIter.hasNext()) { 2052 PackageSetting ps = pkgSettingIter.next(); 2053 if (isSystemApp(ps)) { 2054 mExistingSystemPackages.add(ps.name); 2055 } 2056 } 2057 } 2058 2059 // Collect vendor overlay packages. 2060 // (Do this before scanning any apps.) 2061 // For security and version matching reason, only consider 2062 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2063 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2064 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2065 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2066 2067 // Find base frameworks (resource packages without code). 2068 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2069 | PackageParser.PARSE_IS_SYSTEM_DIR 2070 | PackageParser.PARSE_IS_PRIVILEGED, 2071 scanFlags | SCAN_NO_DEX, 0); 2072 2073 // Collected privileged system packages. 2074 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2075 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2076 | PackageParser.PARSE_IS_SYSTEM_DIR 2077 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2078 2079 // Collect ordinary system packages. 2080 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2081 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2082 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2083 2084 // Collect all vendor packages. 2085 File vendorAppDir = new File("/vendor/app"); 2086 try { 2087 vendorAppDir = vendorAppDir.getCanonicalFile(); 2088 } catch (IOException e) { 2089 // failed to look up canonical path, continue with original one 2090 } 2091 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2092 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2093 2094 // Collect all OEM packages. 2095 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2096 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2097 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2098 2099 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2100 mInstaller.moveFiles(); 2101 2102 // Prune any system packages that no longer exist. 2103 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2104 if (!mOnlyCore) { 2105 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2106 while (psit.hasNext()) { 2107 PackageSetting ps = psit.next(); 2108 2109 /* 2110 * If this is not a system app, it can't be a 2111 * disable system app. 2112 */ 2113 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2114 continue; 2115 } 2116 2117 /* 2118 * If the package is scanned, it's not erased. 2119 */ 2120 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2121 if (scannedPkg != null) { 2122 /* 2123 * If the system app is both scanned and in the 2124 * disabled packages list, then it must have been 2125 * added via OTA. Remove it from the currently 2126 * scanned package so the previously user-installed 2127 * application can be scanned. 2128 */ 2129 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2130 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2131 + ps.name + "; removing system app. Last known codePath=" 2132 + ps.codePathString + ", installStatus=" + ps.installStatus 2133 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2134 + scannedPkg.mVersionCode); 2135 removePackageLI(ps, true); 2136 mExpectingBetter.put(ps.name, ps.codePath); 2137 } 2138 2139 continue; 2140 } 2141 2142 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2143 psit.remove(); 2144 logCriticalInfo(Log.WARN, "System package " + ps.name 2145 + " no longer exists; wiping its data"); 2146 removeDataDirsLI(null, ps.name); 2147 } else { 2148 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2149 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2150 possiblyDeletedUpdatedSystemApps.add(ps.name); 2151 } 2152 } 2153 } 2154 } 2155 2156 //look for any incomplete package installations 2157 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2158 //clean up list 2159 for(int i = 0; i < deletePkgsList.size(); i++) { 2160 //clean up here 2161 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2162 } 2163 //delete tmp files 2164 deleteTempPackageFiles(); 2165 2166 // Remove any shared userIDs that have no associated packages 2167 mSettings.pruneSharedUsersLPw(); 2168 2169 if (!mOnlyCore) { 2170 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2171 SystemClock.uptimeMillis()); 2172 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2173 2174 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2175 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2176 2177 /** 2178 * Remove disable package settings for any updated system 2179 * apps that were removed via an OTA. If they're not a 2180 * previously-updated app, remove them completely. 2181 * Otherwise, just revoke their system-level permissions. 2182 */ 2183 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2184 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2185 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2186 2187 String msg; 2188 if (deletedPkg == null) { 2189 msg = "Updated system package " + deletedAppName 2190 + " no longer exists; wiping its data"; 2191 removeDataDirsLI(null, deletedAppName); 2192 } else { 2193 msg = "Updated system app + " + deletedAppName 2194 + " no longer present; removing system privileges for " 2195 + deletedAppName; 2196 2197 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2198 2199 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2200 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2201 } 2202 logCriticalInfo(Log.WARN, msg); 2203 } 2204 2205 /** 2206 * Make sure all system apps that we expected to appear on 2207 * the userdata partition actually showed up. If they never 2208 * appeared, crawl back and revive the system version. 2209 */ 2210 for (int i = 0; i < mExpectingBetter.size(); i++) { 2211 final String packageName = mExpectingBetter.keyAt(i); 2212 if (!mPackages.containsKey(packageName)) { 2213 final File scanFile = mExpectingBetter.valueAt(i); 2214 2215 logCriticalInfo(Log.WARN, "Expected better " + packageName 2216 + " but never showed up; reverting to system"); 2217 2218 final int reparseFlags; 2219 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2220 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2221 | PackageParser.PARSE_IS_SYSTEM_DIR 2222 | PackageParser.PARSE_IS_PRIVILEGED; 2223 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2224 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2225 | PackageParser.PARSE_IS_SYSTEM_DIR; 2226 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2227 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2228 | PackageParser.PARSE_IS_SYSTEM_DIR; 2229 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2230 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2231 | PackageParser.PARSE_IS_SYSTEM_DIR; 2232 } else { 2233 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2234 continue; 2235 } 2236 2237 mSettings.enableSystemPackageLPw(packageName); 2238 2239 try { 2240 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2241 } catch (PackageManagerException e) { 2242 Slog.e(TAG, "Failed to parse original system package: " 2243 + e.getMessage()); 2244 } 2245 } 2246 } 2247 } 2248 mExpectingBetter.clear(); 2249 2250 // Now that we know all of the shared libraries, update all clients to have 2251 // the correct library paths. 2252 updateAllSharedLibrariesLPw(); 2253 2254 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2255 // NOTE: We ignore potential failures here during a system scan (like 2256 // the rest of the commands above) because there's precious little we 2257 // can do about it. A settings error is reported, though. 2258 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2259 false /* force dexopt */, false /* defer dexopt */); 2260 } 2261 2262 // Now that we know all the packages we are keeping, 2263 // read and update their last usage times. 2264 mPackageUsage.readLP(); 2265 2266 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2267 SystemClock.uptimeMillis()); 2268 Slog.i(TAG, "Time to scan packages: " 2269 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2270 + " seconds"); 2271 2272 // If the platform SDK has changed since the last time we booted, 2273 // we need to re-grant app permission to catch any new ones that 2274 // appear. This is really a hack, and means that apps can in some 2275 // cases get permissions that the user didn't initially explicitly 2276 // allow... it would be nice to have some better way to handle 2277 // this situation. 2278 int updateFlags = UPDATE_PERMISSIONS_ALL; 2279 if (ver.sdkVersion != mSdkVersion) { 2280 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2281 + mSdkVersion + "; regranting permissions for internal storage"); 2282 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2283 } 2284 updatePermissionsLPw(null, null, updateFlags); 2285 ver.sdkVersion = mSdkVersion; 2286 2287 // If this is the first boot or an update from pre-M, and it is a normal 2288 // boot, then we need to initialize the default preferred apps across 2289 // all defined users. 2290 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2291 for (UserInfo user : sUserManager.getUsers(true)) { 2292 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2293 applyFactoryDefaultBrowserLPw(user.id); 2294 primeDomainVerificationsLPw(user.id); 2295 } 2296 } 2297 2298 // If this is first boot after an OTA, and a normal boot, then 2299 // we need to clear code cache directories. 2300 if (mIsUpgrade && !onlyCore) { 2301 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2302 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2303 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2304 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2305 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2306 } 2307 } 2308 ver.fingerprint = Build.FINGERPRINT; 2309 } 2310 2311 checkDefaultBrowser(); 2312 2313 // clear only after permissions and other defaults have been updated 2314 mExistingSystemPackages.clear(); 2315 mPromoteSystemApps = false; 2316 2317 // All the changes are done during package scanning. 2318 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2319 2320 // can downgrade to reader 2321 mSettings.writeLPr(); 2322 2323 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2324 SystemClock.uptimeMillis()); 2325 2326 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2327 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2328 2329 mInstallerService = new PackageInstallerService(context, this); 2330 2331 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2332 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2333 mIntentFilterVerifierComponent); 2334 2335 } // synchronized (mPackages) 2336 } // synchronized (mInstallLock) 2337 2338 // Now after opening every single application zip, make sure they 2339 // are all flushed. Not really needed, but keeps things nice and 2340 // tidy. 2341 Runtime.getRuntime().gc(); 2342 2343 // Expose private service for system components to use. 2344 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2345 } 2346 2347 @Override 2348 public boolean isFirstBoot() { 2349 return !mRestoredSettings; 2350 } 2351 2352 @Override 2353 public boolean isOnlyCoreApps() { 2354 return mOnlyCore; 2355 } 2356 2357 @Override 2358 public boolean isUpgrade() { 2359 return mIsUpgrade; 2360 } 2361 2362 private String getRequiredVerifierLPr() { 2363 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2364 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2365 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2366 2367 String requiredVerifier = null; 2368 2369 final int N = receivers.size(); 2370 for (int i = 0; i < N; i++) { 2371 final ResolveInfo info = receivers.get(i); 2372 2373 if (info.activityInfo == null) { 2374 continue; 2375 } 2376 2377 final String packageName = info.activityInfo.packageName; 2378 2379 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2380 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2381 continue; 2382 } 2383 2384 if (requiredVerifier != null) { 2385 throw new RuntimeException("There can be only one required verifier"); 2386 } 2387 2388 requiredVerifier = packageName; 2389 } 2390 2391 return requiredVerifier; 2392 } 2393 2394 private String getRequiredInstallerLPr() { 2395 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2396 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2397 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2398 2399 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2400 PACKAGE_MIME_TYPE, 0, 0); 2401 2402 String requiredInstaller = null; 2403 2404 final int N = installers.size(); 2405 for (int i = 0; i < N; i++) { 2406 final ResolveInfo info = installers.get(i); 2407 final String packageName = info.activityInfo.packageName; 2408 2409 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2410 continue; 2411 } 2412 2413 if (requiredInstaller != null) { 2414 throw new RuntimeException("There must be one required installer"); 2415 } 2416 2417 requiredInstaller = packageName; 2418 } 2419 2420 if (requiredInstaller == null) { 2421 throw new RuntimeException("There must be one required installer"); 2422 } 2423 2424 return requiredInstaller; 2425 } 2426 2427 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2428 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2429 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2430 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2431 2432 ComponentName verifierComponentName = null; 2433 2434 int priority = -1000; 2435 final int N = receivers.size(); 2436 for (int i = 0; i < N; i++) { 2437 final ResolveInfo info = receivers.get(i); 2438 2439 if (info.activityInfo == null) { 2440 continue; 2441 } 2442 2443 final String packageName = info.activityInfo.packageName; 2444 2445 final PackageSetting ps = mSettings.mPackages.get(packageName); 2446 if (ps == null) { 2447 continue; 2448 } 2449 2450 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2451 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2452 continue; 2453 } 2454 2455 // Select the IntentFilterVerifier with the highest priority 2456 if (priority < info.priority) { 2457 priority = info.priority; 2458 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2459 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2460 + verifierComponentName + " with priority: " + info.priority); 2461 } 2462 } 2463 2464 return verifierComponentName; 2465 } 2466 2467 private void primeDomainVerificationsLPw(int userId) { 2468 if (DEBUG_DOMAIN_VERIFICATION) { 2469 Slog.d(TAG, "Priming domain verifications in user " + userId); 2470 } 2471 2472 SystemConfig systemConfig = SystemConfig.getInstance(); 2473 ArraySet<String> packages = systemConfig.getLinkedApps(); 2474 ArraySet<String> domains = new ArraySet<String>(); 2475 2476 for (String packageName : packages) { 2477 PackageParser.Package pkg = mPackages.get(packageName); 2478 if (pkg != null) { 2479 if (!pkg.isSystemApp()) { 2480 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2481 continue; 2482 } 2483 2484 domains.clear(); 2485 for (PackageParser.Activity a : pkg.activities) { 2486 for (ActivityIntentInfo filter : a.intents) { 2487 if (hasValidDomains(filter)) { 2488 domains.addAll(filter.getHostsList()); 2489 } 2490 } 2491 } 2492 2493 if (domains.size() > 0) { 2494 if (DEBUG_DOMAIN_VERIFICATION) { 2495 Slog.v(TAG, " + " + packageName); 2496 } 2497 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2498 // state w.r.t. the formal app-linkage "no verification attempted" state; 2499 // and then 'always' in the per-user state actually used for intent resolution. 2500 final IntentFilterVerificationInfo ivi; 2501 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2502 new ArrayList<String>(domains)); 2503 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2504 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2505 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2506 } else { 2507 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2508 + "' does not handle web links"); 2509 } 2510 } else { 2511 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2512 } 2513 } 2514 2515 scheduleWritePackageRestrictionsLocked(userId); 2516 scheduleWriteSettingsLocked(); 2517 } 2518 2519 private void applyFactoryDefaultBrowserLPw(int userId) { 2520 // The default browser app's package name is stored in a string resource, 2521 // with a product-specific overlay used for vendor customization. 2522 String browserPkg = mContext.getResources().getString( 2523 com.android.internal.R.string.default_browser); 2524 if (!TextUtils.isEmpty(browserPkg)) { 2525 // non-empty string => required to be a known package 2526 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2527 if (ps == null) { 2528 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2529 browserPkg = null; 2530 } else { 2531 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2532 } 2533 } 2534 2535 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2536 // default. If there's more than one, just leave everything alone. 2537 if (browserPkg == null) { 2538 calculateDefaultBrowserLPw(userId); 2539 } 2540 } 2541 2542 private void calculateDefaultBrowserLPw(int userId) { 2543 List<String> allBrowsers = resolveAllBrowserApps(userId); 2544 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2545 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2546 } 2547 2548 private List<String> resolveAllBrowserApps(int userId) { 2549 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2550 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2551 PackageManager.MATCH_ALL, userId); 2552 2553 final int count = list.size(); 2554 List<String> result = new ArrayList<String>(count); 2555 for (int i=0; i<count; i++) { 2556 ResolveInfo info = list.get(i); 2557 if (info.activityInfo == null 2558 || !info.handleAllWebDataURI 2559 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2560 || result.contains(info.activityInfo.packageName)) { 2561 continue; 2562 } 2563 result.add(info.activityInfo.packageName); 2564 } 2565 2566 return result; 2567 } 2568 2569 private boolean packageIsBrowser(String packageName, int userId) { 2570 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2571 PackageManager.MATCH_ALL, userId); 2572 final int N = list.size(); 2573 for (int i = 0; i < N; i++) { 2574 ResolveInfo info = list.get(i); 2575 if (packageName.equals(info.activityInfo.packageName)) { 2576 return true; 2577 } 2578 } 2579 return false; 2580 } 2581 2582 private void checkDefaultBrowser() { 2583 final int myUserId = UserHandle.myUserId(); 2584 final String packageName = getDefaultBrowserPackageName(myUserId); 2585 if (packageName != null) { 2586 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2587 if (info == null) { 2588 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2589 synchronized (mPackages) { 2590 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2591 } 2592 } 2593 } 2594 } 2595 2596 @Override 2597 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2598 throws RemoteException { 2599 try { 2600 return super.onTransact(code, data, reply, flags); 2601 } catch (RuntimeException e) { 2602 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2603 Slog.wtf(TAG, "Package Manager Crash", e); 2604 } 2605 throw e; 2606 } 2607 } 2608 2609 void cleanupInstallFailedPackage(PackageSetting ps) { 2610 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2611 2612 removeDataDirsLI(ps.volumeUuid, ps.name); 2613 if (ps.codePath != null) { 2614 if (ps.codePath.isDirectory()) { 2615 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2616 } else { 2617 ps.codePath.delete(); 2618 } 2619 } 2620 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2621 if (ps.resourcePath.isDirectory()) { 2622 FileUtils.deleteContents(ps.resourcePath); 2623 } 2624 ps.resourcePath.delete(); 2625 } 2626 mSettings.removePackageLPw(ps.name); 2627 } 2628 2629 static int[] appendInts(int[] cur, int[] add) { 2630 if (add == null) return cur; 2631 if (cur == null) return add; 2632 final int N = add.length; 2633 for (int i=0; i<N; i++) { 2634 cur = appendInt(cur, add[i]); 2635 } 2636 return cur; 2637 } 2638 2639 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2640 if (!sUserManager.exists(userId)) return null; 2641 final PackageSetting ps = (PackageSetting) p.mExtras; 2642 if (ps == null) { 2643 return null; 2644 } 2645 2646 final PermissionsState permissionsState = ps.getPermissionsState(); 2647 2648 final int[] gids = permissionsState.computeGids(userId); 2649 final Set<String> permissions = permissionsState.getPermissions(userId); 2650 final PackageUserState state = ps.readUserState(userId); 2651 2652 return PackageParser.generatePackageInfo(p, gids, flags, 2653 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2654 } 2655 2656 @Override 2657 public boolean isPackageFrozen(String packageName) { 2658 synchronized (mPackages) { 2659 final PackageSetting ps = mSettings.mPackages.get(packageName); 2660 if (ps != null) { 2661 return ps.frozen; 2662 } 2663 } 2664 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2665 return true; 2666 } 2667 2668 @Override 2669 public boolean isPackageAvailable(String packageName, int userId) { 2670 if (!sUserManager.exists(userId)) return false; 2671 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2672 synchronized (mPackages) { 2673 PackageParser.Package p = mPackages.get(packageName); 2674 if (p != null) { 2675 final PackageSetting ps = (PackageSetting) p.mExtras; 2676 if (ps != null) { 2677 final PackageUserState state = ps.readUserState(userId); 2678 if (state != null) { 2679 return PackageParser.isAvailable(state); 2680 } 2681 } 2682 } 2683 } 2684 return false; 2685 } 2686 2687 @Override 2688 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2689 if (!sUserManager.exists(userId)) return null; 2690 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2691 // reader 2692 synchronized (mPackages) { 2693 PackageParser.Package p = mPackages.get(packageName); 2694 if (DEBUG_PACKAGE_INFO) 2695 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2696 if (p != null) { 2697 return generatePackageInfo(p, flags, userId); 2698 } 2699 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2700 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2701 } 2702 } 2703 return null; 2704 } 2705 2706 @Override 2707 public String[] currentToCanonicalPackageNames(String[] names) { 2708 String[] out = new String[names.length]; 2709 // reader 2710 synchronized (mPackages) { 2711 for (int i=names.length-1; i>=0; i--) { 2712 PackageSetting ps = mSettings.mPackages.get(names[i]); 2713 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2714 } 2715 } 2716 return out; 2717 } 2718 2719 @Override 2720 public String[] canonicalToCurrentPackageNames(String[] names) { 2721 String[] out = new String[names.length]; 2722 // reader 2723 synchronized (mPackages) { 2724 for (int i=names.length-1; i>=0; i--) { 2725 String cur = mSettings.mRenamedPackages.get(names[i]); 2726 out[i] = cur != null ? cur : names[i]; 2727 } 2728 } 2729 return out; 2730 } 2731 2732 @Override 2733 public int getPackageUid(String packageName, int userId) { 2734 if (!sUserManager.exists(userId)) return -1; 2735 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2736 2737 // reader 2738 synchronized (mPackages) { 2739 PackageParser.Package p = mPackages.get(packageName); 2740 if(p != null) { 2741 return UserHandle.getUid(userId, p.applicationInfo.uid); 2742 } 2743 PackageSetting ps = mSettings.mPackages.get(packageName); 2744 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2745 return -1; 2746 } 2747 p = ps.pkg; 2748 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2749 } 2750 } 2751 2752 @Override 2753 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2754 if (!sUserManager.exists(userId)) { 2755 return null; 2756 } 2757 2758 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2759 "getPackageGids"); 2760 2761 // reader 2762 synchronized (mPackages) { 2763 PackageParser.Package p = mPackages.get(packageName); 2764 if (DEBUG_PACKAGE_INFO) { 2765 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2766 } 2767 if (p != null) { 2768 PackageSetting ps = (PackageSetting) p.mExtras; 2769 return ps.getPermissionsState().computeGids(userId); 2770 } 2771 } 2772 2773 return null; 2774 } 2775 2776 static PermissionInfo generatePermissionInfo( 2777 BasePermission bp, int flags) { 2778 if (bp.perm != null) { 2779 return PackageParser.generatePermissionInfo(bp.perm, flags); 2780 } 2781 PermissionInfo pi = new PermissionInfo(); 2782 pi.name = bp.name; 2783 pi.packageName = bp.sourcePackage; 2784 pi.nonLocalizedLabel = bp.name; 2785 pi.protectionLevel = bp.protectionLevel; 2786 return pi; 2787 } 2788 2789 @Override 2790 public PermissionInfo getPermissionInfo(String name, int flags) { 2791 // reader 2792 synchronized (mPackages) { 2793 final BasePermission p = mSettings.mPermissions.get(name); 2794 if (p != null) { 2795 return generatePermissionInfo(p, flags); 2796 } 2797 return null; 2798 } 2799 } 2800 2801 @Override 2802 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2803 // reader 2804 synchronized (mPackages) { 2805 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2806 for (BasePermission p : mSettings.mPermissions.values()) { 2807 if (group == null) { 2808 if (p.perm == null || p.perm.info.group == null) { 2809 out.add(generatePermissionInfo(p, flags)); 2810 } 2811 } else { 2812 if (p.perm != null && group.equals(p.perm.info.group)) { 2813 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2814 } 2815 } 2816 } 2817 2818 if (out.size() > 0) { 2819 return out; 2820 } 2821 return mPermissionGroups.containsKey(group) ? out : null; 2822 } 2823 } 2824 2825 @Override 2826 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2827 // reader 2828 synchronized (mPackages) { 2829 return PackageParser.generatePermissionGroupInfo( 2830 mPermissionGroups.get(name), flags); 2831 } 2832 } 2833 2834 @Override 2835 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2836 // reader 2837 synchronized (mPackages) { 2838 final int N = mPermissionGroups.size(); 2839 ArrayList<PermissionGroupInfo> out 2840 = new ArrayList<PermissionGroupInfo>(N); 2841 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2842 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2843 } 2844 return out; 2845 } 2846 } 2847 2848 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2849 int userId) { 2850 if (!sUserManager.exists(userId)) return null; 2851 PackageSetting ps = mSettings.mPackages.get(packageName); 2852 if (ps != null) { 2853 if (ps.pkg == null) { 2854 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2855 flags, userId); 2856 if (pInfo != null) { 2857 return pInfo.applicationInfo; 2858 } 2859 return null; 2860 } 2861 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2862 ps.readUserState(userId), userId); 2863 } 2864 return null; 2865 } 2866 2867 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2868 int userId) { 2869 if (!sUserManager.exists(userId)) return null; 2870 PackageSetting ps = mSettings.mPackages.get(packageName); 2871 if (ps != null) { 2872 PackageParser.Package pkg = ps.pkg; 2873 if (pkg == null) { 2874 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2875 return null; 2876 } 2877 // Only data remains, so we aren't worried about code paths 2878 pkg = new PackageParser.Package(packageName); 2879 pkg.applicationInfo.packageName = packageName; 2880 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2881 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2882 pkg.applicationInfo.dataDir = Environment 2883 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2884 .getAbsolutePath(); 2885 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2886 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2887 } 2888 return generatePackageInfo(pkg, flags, userId); 2889 } 2890 return null; 2891 } 2892 2893 @Override 2894 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2895 if (!sUserManager.exists(userId)) return null; 2896 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2897 // writer 2898 synchronized (mPackages) { 2899 PackageParser.Package p = mPackages.get(packageName); 2900 if (DEBUG_PACKAGE_INFO) Log.v( 2901 TAG, "getApplicationInfo " + packageName 2902 + ": " + p); 2903 if (p != null) { 2904 PackageSetting ps = mSettings.mPackages.get(packageName); 2905 if (ps == null) return null; 2906 // Note: isEnabledLP() does not apply here - always return info 2907 return PackageParser.generateApplicationInfo( 2908 p, flags, ps.readUserState(userId), userId); 2909 } 2910 if ("android".equals(packageName)||"system".equals(packageName)) { 2911 return mAndroidApplication; 2912 } 2913 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2914 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2915 } 2916 } 2917 return null; 2918 } 2919 2920 @Override 2921 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2922 final IPackageDataObserver observer) { 2923 mContext.enforceCallingOrSelfPermission( 2924 android.Manifest.permission.CLEAR_APP_CACHE, null); 2925 // Queue up an async operation since clearing cache may take a little while. 2926 mHandler.post(new Runnable() { 2927 public void run() { 2928 mHandler.removeCallbacks(this); 2929 int retCode = -1; 2930 synchronized (mInstallLock) { 2931 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2932 if (retCode < 0) { 2933 Slog.w(TAG, "Couldn't clear application caches"); 2934 } 2935 } 2936 if (observer != null) { 2937 try { 2938 observer.onRemoveCompleted(null, (retCode >= 0)); 2939 } catch (RemoteException e) { 2940 Slog.w(TAG, "RemoveException when invoking call back"); 2941 } 2942 } 2943 } 2944 }); 2945 } 2946 2947 @Override 2948 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2949 final IntentSender pi) { 2950 mContext.enforceCallingOrSelfPermission( 2951 android.Manifest.permission.CLEAR_APP_CACHE, null); 2952 // Queue up an async operation since clearing cache may take a little while. 2953 mHandler.post(new Runnable() { 2954 public void run() { 2955 mHandler.removeCallbacks(this); 2956 int retCode = -1; 2957 synchronized (mInstallLock) { 2958 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2959 if (retCode < 0) { 2960 Slog.w(TAG, "Couldn't clear application caches"); 2961 } 2962 } 2963 if(pi != null) { 2964 try { 2965 // Callback via pending intent 2966 int code = (retCode >= 0) ? 1 : 0; 2967 pi.sendIntent(null, code, null, 2968 null, null); 2969 } catch (SendIntentException e1) { 2970 Slog.i(TAG, "Failed to send pending intent"); 2971 } 2972 } 2973 } 2974 }); 2975 } 2976 2977 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2978 synchronized (mInstallLock) { 2979 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2980 throw new IOException("Failed to free enough space"); 2981 } 2982 } 2983 } 2984 2985 @Override 2986 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2987 if (!sUserManager.exists(userId)) return null; 2988 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2989 synchronized (mPackages) { 2990 PackageParser.Activity a = mActivities.mActivities.get(component); 2991 2992 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2993 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2994 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2995 if (ps == null) return null; 2996 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2997 userId); 2998 } 2999 if (mResolveComponentName.equals(component)) { 3000 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3001 new PackageUserState(), userId); 3002 } 3003 } 3004 return null; 3005 } 3006 3007 @Override 3008 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3009 String resolvedType) { 3010 synchronized (mPackages) { 3011 if (component.equals(mResolveComponentName)) { 3012 // The resolver supports EVERYTHING! 3013 return true; 3014 } 3015 PackageParser.Activity a = mActivities.mActivities.get(component); 3016 if (a == null) { 3017 return false; 3018 } 3019 for (int i=0; i<a.intents.size(); i++) { 3020 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3021 intent.getData(), intent.getCategories(), TAG) >= 0) { 3022 return true; 3023 } 3024 } 3025 return false; 3026 } 3027 } 3028 3029 @Override 3030 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3031 if (!sUserManager.exists(userId)) return null; 3032 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3033 synchronized (mPackages) { 3034 PackageParser.Activity a = mReceivers.mActivities.get(component); 3035 if (DEBUG_PACKAGE_INFO) Log.v( 3036 TAG, "getReceiverInfo " + component + ": " + a); 3037 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3038 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3039 if (ps == null) return null; 3040 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3041 userId); 3042 } 3043 } 3044 return null; 3045 } 3046 3047 @Override 3048 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3049 if (!sUserManager.exists(userId)) return null; 3050 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3051 synchronized (mPackages) { 3052 PackageParser.Service s = mServices.mServices.get(component); 3053 if (DEBUG_PACKAGE_INFO) Log.v( 3054 TAG, "getServiceInfo " + component + ": " + s); 3055 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3056 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3057 if (ps == null) return null; 3058 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3059 userId); 3060 } 3061 } 3062 return null; 3063 } 3064 3065 @Override 3066 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3067 if (!sUserManager.exists(userId)) return null; 3068 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3069 synchronized (mPackages) { 3070 PackageParser.Provider p = mProviders.mProviders.get(component); 3071 if (DEBUG_PACKAGE_INFO) Log.v( 3072 TAG, "getProviderInfo " + component + ": " + p); 3073 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3074 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3075 if (ps == null) return null; 3076 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3077 userId); 3078 } 3079 } 3080 return null; 3081 } 3082 3083 @Override 3084 public String[] getSystemSharedLibraryNames() { 3085 Set<String> libSet; 3086 synchronized (mPackages) { 3087 libSet = mSharedLibraries.keySet(); 3088 int size = libSet.size(); 3089 if (size > 0) { 3090 String[] libs = new String[size]; 3091 libSet.toArray(libs); 3092 return libs; 3093 } 3094 } 3095 return null; 3096 } 3097 3098 /** 3099 * @hide 3100 */ 3101 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3102 synchronized (mPackages) { 3103 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3104 if (lib != null && lib.apk != null) { 3105 return mPackages.get(lib.apk); 3106 } 3107 } 3108 return null; 3109 } 3110 3111 @Override 3112 public FeatureInfo[] getSystemAvailableFeatures() { 3113 Collection<FeatureInfo> featSet; 3114 synchronized (mPackages) { 3115 featSet = mAvailableFeatures.values(); 3116 int size = featSet.size(); 3117 if (size > 0) { 3118 FeatureInfo[] features = new FeatureInfo[size+1]; 3119 featSet.toArray(features); 3120 FeatureInfo fi = new FeatureInfo(); 3121 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3122 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3123 features[size] = fi; 3124 return features; 3125 } 3126 } 3127 return null; 3128 } 3129 3130 @Override 3131 public boolean hasSystemFeature(String name) { 3132 synchronized (mPackages) { 3133 return mAvailableFeatures.containsKey(name); 3134 } 3135 } 3136 3137 private void checkValidCaller(int uid, int userId) { 3138 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3139 return; 3140 3141 throw new SecurityException("Caller uid=" + uid 3142 + " is not privileged to communicate with user=" + userId); 3143 } 3144 3145 @Override 3146 public int checkPermission(String permName, String pkgName, int userId) { 3147 if (!sUserManager.exists(userId)) { 3148 return PackageManager.PERMISSION_DENIED; 3149 } 3150 3151 synchronized (mPackages) { 3152 final PackageParser.Package p = mPackages.get(pkgName); 3153 if (p != null && p.mExtras != null) { 3154 final PackageSetting ps = (PackageSetting) p.mExtras; 3155 final PermissionsState permissionsState = ps.getPermissionsState(); 3156 if (permissionsState.hasPermission(permName, userId)) { 3157 return PackageManager.PERMISSION_GRANTED; 3158 } 3159 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3160 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3161 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3162 return PackageManager.PERMISSION_GRANTED; 3163 } 3164 } 3165 } 3166 3167 return PackageManager.PERMISSION_DENIED; 3168 } 3169 3170 @Override 3171 public int checkUidPermission(String permName, int uid) { 3172 final int userId = UserHandle.getUserId(uid); 3173 3174 if (!sUserManager.exists(userId)) { 3175 return PackageManager.PERMISSION_DENIED; 3176 } 3177 3178 synchronized (mPackages) { 3179 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3180 if (obj != null) { 3181 final SettingBase ps = (SettingBase) obj; 3182 final PermissionsState permissionsState = ps.getPermissionsState(); 3183 if (permissionsState.hasPermission(permName, userId)) { 3184 return PackageManager.PERMISSION_GRANTED; 3185 } 3186 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3187 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3188 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3189 return PackageManager.PERMISSION_GRANTED; 3190 } 3191 } else { 3192 ArraySet<String> perms = mSystemPermissions.get(uid); 3193 if (perms != null) { 3194 if (perms.contains(permName)) { 3195 return PackageManager.PERMISSION_GRANTED; 3196 } 3197 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3198 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3199 return PackageManager.PERMISSION_GRANTED; 3200 } 3201 } 3202 } 3203 } 3204 3205 return PackageManager.PERMISSION_DENIED; 3206 } 3207 3208 @Override 3209 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3210 if (UserHandle.getCallingUserId() != userId) { 3211 mContext.enforceCallingPermission( 3212 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3213 "isPermissionRevokedByPolicy for user " + userId); 3214 } 3215 3216 if (checkPermission(permission, packageName, userId) 3217 == PackageManager.PERMISSION_GRANTED) { 3218 return false; 3219 } 3220 3221 final long identity = Binder.clearCallingIdentity(); 3222 try { 3223 final int flags = getPermissionFlags(permission, packageName, userId); 3224 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3225 } finally { 3226 Binder.restoreCallingIdentity(identity); 3227 } 3228 } 3229 3230 @Override 3231 public String getPermissionControllerPackageName() { 3232 synchronized (mPackages) { 3233 return mRequiredInstallerPackage; 3234 } 3235 } 3236 3237 /** 3238 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3239 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3240 * @param checkShell TODO(yamasani): 3241 * @param message the message to log on security exception 3242 */ 3243 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3244 boolean checkShell, String message) { 3245 if (userId < 0) { 3246 throw new IllegalArgumentException("Invalid userId " + userId); 3247 } 3248 if (checkShell) { 3249 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3250 } 3251 if (userId == UserHandle.getUserId(callingUid)) return; 3252 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3253 if (requireFullPermission) { 3254 mContext.enforceCallingOrSelfPermission( 3255 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3256 } else { 3257 try { 3258 mContext.enforceCallingOrSelfPermission( 3259 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3260 } catch (SecurityException se) { 3261 mContext.enforceCallingOrSelfPermission( 3262 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3263 } 3264 } 3265 } 3266 } 3267 3268 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3269 if (callingUid == Process.SHELL_UID) { 3270 if (userHandle >= 0 3271 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3272 throw new SecurityException("Shell does not have permission to access user " 3273 + userHandle); 3274 } else if (userHandle < 0) { 3275 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3276 + Debug.getCallers(3)); 3277 } 3278 } 3279 } 3280 3281 private BasePermission findPermissionTreeLP(String permName) { 3282 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3283 if (permName.startsWith(bp.name) && 3284 permName.length() > bp.name.length() && 3285 permName.charAt(bp.name.length()) == '.') { 3286 return bp; 3287 } 3288 } 3289 return null; 3290 } 3291 3292 private BasePermission checkPermissionTreeLP(String permName) { 3293 if (permName != null) { 3294 BasePermission bp = findPermissionTreeLP(permName); 3295 if (bp != null) { 3296 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3297 return bp; 3298 } 3299 throw new SecurityException("Calling uid " 3300 + Binder.getCallingUid() 3301 + " is not allowed to add to permission tree " 3302 + bp.name + " owned by uid " + bp.uid); 3303 } 3304 } 3305 throw new SecurityException("No permission tree found for " + permName); 3306 } 3307 3308 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3309 if (s1 == null) { 3310 return s2 == null; 3311 } 3312 if (s2 == null) { 3313 return false; 3314 } 3315 if (s1.getClass() != s2.getClass()) { 3316 return false; 3317 } 3318 return s1.equals(s2); 3319 } 3320 3321 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3322 if (pi1.icon != pi2.icon) return false; 3323 if (pi1.logo != pi2.logo) return false; 3324 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3325 if (!compareStrings(pi1.name, pi2.name)) return false; 3326 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3327 // We'll take care of setting this one. 3328 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3329 // These are not currently stored in settings. 3330 //if (!compareStrings(pi1.group, pi2.group)) return false; 3331 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3332 //if (pi1.labelRes != pi2.labelRes) return false; 3333 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3334 return true; 3335 } 3336 3337 int permissionInfoFootprint(PermissionInfo info) { 3338 int size = info.name.length(); 3339 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3340 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3341 return size; 3342 } 3343 3344 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3345 int size = 0; 3346 for (BasePermission perm : mSettings.mPermissions.values()) { 3347 if (perm.uid == tree.uid) { 3348 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3349 } 3350 } 3351 return size; 3352 } 3353 3354 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3355 // We calculate the max size of permissions defined by this uid and throw 3356 // if that plus the size of 'info' would exceed our stated maximum. 3357 if (tree.uid != Process.SYSTEM_UID) { 3358 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3359 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3360 throw new SecurityException("Permission tree size cap exceeded"); 3361 } 3362 } 3363 } 3364 3365 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3366 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3367 throw new SecurityException("Label must be specified in permission"); 3368 } 3369 BasePermission tree = checkPermissionTreeLP(info.name); 3370 BasePermission bp = mSettings.mPermissions.get(info.name); 3371 boolean added = bp == null; 3372 boolean changed = true; 3373 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3374 if (added) { 3375 enforcePermissionCapLocked(info, tree); 3376 bp = new BasePermission(info.name, tree.sourcePackage, 3377 BasePermission.TYPE_DYNAMIC); 3378 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3379 throw new SecurityException( 3380 "Not allowed to modify non-dynamic permission " 3381 + info.name); 3382 } else { 3383 if (bp.protectionLevel == fixedLevel 3384 && bp.perm.owner.equals(tree.perm.owner) 3385 && bp.uid == tree.uid 3386 && comparePermissionInfos(bp.perm.info, info)) { 3387 changed = false; 3388 } 3389 } 3390 bp.protectionLevel = fixedLevel; 3391 info = new PermissionInfo(info); 3392 info.protectionLevel = fixedLevel; 3393 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3394 bp.perm.info.packageName = tree.perm.info.packageName; 3395 bp.uid = tree.uid; 3396 if (added) { 3397 mSettings.mPermissions.put(info.name, bp); 3398 } 3399 if (changed) { 3400 if (!async) { 3401 mSettings.writeLPr(); 3402 } else { 3403 scheduleWriteSettingsLocked(); 3404 } 3405 } 3406 return added; 3407 } 3408 3409 @Override 3410 public boolean addPermission(PermissionInfo info) { 3411 synchronized (mPackages) { 3412 return addPermissionLocked(info, false); 3413 } 3414 } 3415 3416 @Override 3417 public boolean addPermissionAsync(PermissionInfo info) { 3418 synchronized (mPackages) { 3419 return addPermissionLocked(info, true); 3420 } 3421 } 3422 3423 @Override 3424 public void removePermission(String name) { 3425 synchronized (mPackages) { 3426 checkPermissionTreeLP(name); 3427 BasePermission bp = mSettings.mPermissions.get(name); 3428 if (bp != null) { 3429 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3430 throw new SecurityException( 3431 "Not allowed to modify non-dynamic permission " 3432 + name); 3433 } 3434 mSettings.mPermissions.remove(name); 3435 mSettings.writeLPr(); 3436 } 3437 } 3438 } 3439 3440 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3441 BasePermission bp) { 3442 int index = pkg.requestedPermissions.indexOf(bp.name); 3443 if (index == -1) { 3444 throw new SecurityException("Package " + pkg.packageName 3445 + " has not requested permission " + bp.name); 3446 } 3447 if (!bp.isRuntime() && !bp.isDevelopment()) { 3448 throw new SecurityException("Permission " + bp.name 3449 + " is not a changeable permission type"); 3450 } 3451 } 3452 3453 @Override 3454 public void grantRuntimePermission(String packageName, String name, final int userId) { 3455 if (!sUserManager.exists(userId)) { 3456 Log.e(TAG, "No such user:" + userId); 3457 return; 3458 } 3459 3460 mContext.enforceCallingOrSelfPermission( 3461 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3462 "grantRuntimePermission"); 3463 3464 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3465 "grantRuntimePermission"); 3466 3467 final int uid; 3468 final SettingBase sb; 3469 3470 synchronized (mPackages) { 3471 final PackageParser.Package pkg = mPackages.get(packageName); 3472 if (pkg == null) { 3473 throw new IllegalArgumentException("Unknown package: " + packageName); 3474 } 3475 3476 final BasePermission bp = mSettings.mPermissions.get(name); 3477 if (bp == null) { 3478 throw new IllegalArgumentException("Unknown permission: " + name); 3479 } 3480 3481 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3482 3483 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3484 sb = (SettingBase) pkg.mExtras; 3485 if (sb == null) { 3486 throw new IllegalArgumentException("Unknown package: " + packageName); 3487 } 3488 3489 final PermissionsState permissionsState = sb.getPermissionsState(); 3490 3491 final int flags = permissionsState.getPermissionFlags(name, userId); 3492 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3493 throw new SecurityException("Cannot grant system fixed permission: " 3494 + name + " for package: " + packageName); 3495 } 3496 3497 if (bp.isDevelopment()) { 3498 // Development permissions must be handled specially, since they are not 3499 // normal runtime permissions. For now they apply to all users. 3500 if (permissionsState.grantInstallPermission(bp) != 3501 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3502 scheduleWriteSettingsLocked(); 3503 } 3504 return; 3505 } 3506 3507 final int result = permissionsState.grantRuntimePermission(bp, userId); 3508 switch (result) { 3509 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3510 return; 3511 } 3512 3513 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3514 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3515 mHandler.post(new Runnable() { 3516 @Override 3517 public void run() { 3518 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3519 } 3520 }); 3521 } break; 3522 } 3523 3524 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3525 3526 // Not critical if that is lost - app has to request again. 3527 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3528 } 3529 3530 // Only need to do this if user is initialized. Otherwise it's a new user 3531 // and there are no processes running as the user yet and there's no need 3532 // to make an expensive call to remount processes for the changed permissions. 3533 if (READ_EXTERNAL_STORAGE.equals(name) 3534 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3535 final long token = Binder.clearCallingIdentity(); 3536 try { 3537 if (sUserManager.isInitialized(userId)) { 3538 MountServiceInternal mountServiceInternal = LocalServices.getService( 3539 MountServiceInternal.class); 3540 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3541 } 3542 } finally { 3543 Binder.restoreCallingIdentity(token); 3544 } 3545 } 3546 } 3547 3548 @Override 3549 public void revokeRuntimePermission(String packageName, String name, int userId) { 3550 if (!sUserManager.exists(userId)) { 3551 Log.e(TAG, "No such user:" + userId); 3552 return; 3553 } 3554 3555 mContext.enforceCallingOrSelfPermission( 3556 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3557 "revokeRuntimePermission"); 3558 3559 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3560 "revokeRuntimePermission"); 3561 3562 final int appId; 3563 3564 synchronized (mPackages) { 3565 final PackageParser.Package pkg = mPackages.get(packageName); 3566 if (pkg == null) { 3567 throw new IllegalArgumentException("Unknown package: " + packageName); 3568 } 3569 3570 final BasePermission bp = mSettings.mPermissions.get(name); 3571 if (bp == null) { 3572 throw new IllegalArgumentException("Unknown permission: " + name); 3573 } 3574 3575 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3576 3577 SettingBase sb = (SettingBase) pkg.mExtras; 3578 if (sb == null) { 3579 throw new IllegalArgumentException("Unknown package: " + packageName); 3580 } 3581 3582 final PermissionsState permissionsState = sb.getPermissionsState(); 3583 3584 final int flags = permissionsState.getPermissionFlags(name, userId); 3585 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3586 throw new SecurityException("Cannot revoke system fixed permission: " 3587 + name + " for package: " + packageName); 3588 } 3589 3590 if (bp.isDevelopment()) { 3591 // Development permissions must be handled specially, since they are not 3592 // normal runtime permissions. For now they apply to all users. 3593 if (permissionsState.revokeInstallPermission(bp) != 3594 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3595 scheduleWriteSettingsLocked(); 3596 } 3597 return; 3598 } 3599 3600 if (permissionsState.revokeRuntimePermission(bp, userId) == 3601 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3602 return; 3603 } 3604 3605 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3606 3607 // Critical, after this call app should never have the permission. 3608 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3609 3610 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3611 } 3612 3613 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3614 } 3615 3616 @Override 3617 public void resetRuntimePermissions() { 3618 mContext.enforceCallingOrSelfPermission( 3619 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3620 "revokeRuntimePermission"); 3621 3622 int callingUid = Binder.getCallingUid(); 3623 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3624 mContext.enforceCallingOrSelfPermission( 3625 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3626 "resetRuntimePermissions"); 3627 } 3628 3629 synchronized (mPackages) { 3630 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3631 for (int userId : UserManagerService.getInstance().getUserIds()) { 3632 final int packageCount = mPackages.size(); 3633 for (int i = 0; i < packageCount; i++) { 3634 PackageParser.Package pkg = mPackages.valueAt(i); 3635 if (!(pkg.mExtras instanceof PackageSetting)) { 3636 continue; 3637 } 3638 PackageSetting ps = (PackageSetting) pkg.mExtras; 3639 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3640 } 3641 } 3642 } 3643 } 3644 3645 @Override 3646 public int getPermissionFlags(String name, String packageName, int userId) { 3647 if (!sUserManager.exists(userId)) { 3648 return 0; 3649 } 3650 3651 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3652 3653 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3654 "getPermissionFlags"); 3655 3656 synchronized (mPackages) { 3657 final PackageParser.Package pkg = mPackages.get(packageName); 3658 if (pkg == null) { 3659 throw new IllegalArgumentException("Unknown package: " + packageName); 3660 } 3661 3662 final BasePermission bp = mSettings.mPermissions.get(name); 3663 if (bp == null) { 3664 throw new IllegalArgumentException("Unknown permission: " + name); 3665 } 3666 3667 SettingBase sb = (SettingBase) pkg.mExtras; 3668 if (sb == null) { 3669 throw new IllegalArgumentException("Unknown package: " + packageName); 3670 } 3671 3672 PermissionsState permissionsState = sb.getPermissionsState(); 3673 return permissionsState.getPermissionFlags(name, userId); 3674 } 3675 } 3676 3677 @Override 3678 public void updatePermissionFlags(String name, String packageName, int flagMask, 3679 int flagValues, int userId) { 3680 if (!sUserManager.exists(userId)) { 3681 return; 3682 } 3683 3684 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3685 3686 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3687 "updatePermissionFlags"); 3688 3689 // Only the system can change these flags and nothing else. 3690 if (getCallingUid() != Process.SYSTEM_UID) { 3691 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3692 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3693 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3694 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3695 } 3696 3697 synchronized (mPackages) { 3698 final PackageParser.Package pkg = mPackages.get(packageName); 3699 if (pkg == null) { 3700 throw new IllegalArgumentException("Unknown package: " + packageName); 3701 } 3702 3703 final BasePermission bp = mSettings.mPermissions.get(name); 3704 if (bp == null) { 3705 throw new IllegalArgumentException("Unknown permission: " + name); 3706 } 3707 3708 SettingBase sb = (SettingBase) pkg.mExtras; 3709 if (sb == null) { 3710 throw new IllegalArgumentException("Unknown package: " + packageName); 3711 } 3712 3713 PermissionsState permissionsState = sb.getPermissionsState(); 3714 3715 // Only the package manager can change flags for system component permissions. 3716 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3717 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3718 return; 3719 } 3720 3721 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3722 3723 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3724 // Install and runtime permissions are stored in different places, 3725 // so figure out what permission changed and persist the change. 3726 if (permissionsState.getInstallPermissionState(name) != null) { 3727 scheduleWriteSettingsLocked(); 3728 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3729 || hadState) { 3730 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3731 } 3732 } 3733 } 3734 } 3735 3736 /** 3737 * Update the permission flags for all packages and runtime permissions of a user in order 3738 * to allow device or profile owner to remove POLICY_FIXED. 3739 */ 3740 @Override 3741 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3742 if (!sUserManager.exists(userId)) { 3743 return; 3744 } 3745 3746 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3747 3748 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3749 "updatePermissionFlagsForAllApps"); 3750 3751 // Only the system can change system fixed flags. 3752 if (getCallingUid() != Process.SYSTEM_UID) { 3753 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3754 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3755 } 3756 3757 synchronized (mPackages) { 3758 boolean changed = false; 3759 final int packageCount = mPackages.size(); 3760 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3761 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3762 SettingBase sb = (SettingBase) pkg.mExtras; 3763 if (sb == null) { 3764 continue; 3765 } 3766 PermissionsState permissionsState = sb.getPermissionsState(); 3767 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3768 userId, flagMask, flagValues); 3769 } 3770 if (changed) { 3771 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3772 } 3773 } 3774 } 3775 3776 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3777 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3778 != PackageManager.PERMISSION_GRANTED 3779 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3780 != PackageManager.PERMISSION_GRANTED) { 3781 throw new SecurityException(message + " requires " 3782 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3783 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3784 } 3785 } 3786 3787 @Override 3788 public boolean shouldShowRequestPermissionRationale(String permissionName, 3789 String packageName, int userId) { 3790 if (UserHandle.getCallingUserId() != userId) { 3791 mContext.enforceCallingPermission( 3792 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3793 "canShowRequestPermissionRationale for user " + userId); 3794 } 3795 3796 final int uid = getPackageUid(packageName, userId); 3797 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3798 return false; 3799 } 3800 3801 if (checkPermission(permissionName, packageName, userId) 3802 == PackageManager.PERMISSION_GRANTED) { 3803 return false; 3804 } 3805 3806 final int flags; 3807 3808 final long identity = Binder.clearCallingIdentity(); 3809 try { 3810 flags = getPermissionFlags(permissionName, 3811 packageName, userId); 3812 } finally { 3813 Binder.restoreCallingIdentity(identity); 3814 } 3815 3816 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3817 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3818 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3819 3820 if ((flags & fixedFlags) != 0) { 3821 return false; 3822 } 3823 3824 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3825 } 3826 3827 @Override 3828 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3829 mContext.enforceCallingOrSelfPermission( 3830 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3831 "addOnPermissionsChangeListener"); 3832 3833 synchronized (mPackages) { 3834 mOnPermissionChangeListeners.addListenerLocked(listener); 3835 } 3836 } 3837 3838 @Override 3839 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3840 synchronized (mPackages) { 3841 mOnPermissionChangeListeners.removeListenerLocked(listener); 3842 } 3843 } 3844 3845 @Override 3846 public boolean isProtectedBroadcast(String actionName) { 3847 synchronized (mPackages) { 3848 return mProtectedBroadcasts.contains(actionName); 3849 } 3850 } 3851 3852 @Override 3853 public int checkSignatures(String pkg1, String pkg2) { 3854 synchronized (mPackages) { 3855 final PackageParser.Package p1 = mPackages.get(pkg1); 3856 final PackageParser.Package p2 = mPackages.get(pkg2); 3857 if (p1 == null || p1.mExtras == null 3858 || p2 == null || p2.mExtras == null) { 3859 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3860 } 3861 return compareSignatures(p1.mSignatures, p2.mSignatures); 3862 } 3863 } 3864 3865 @Override 3866 public int checkUidSignatures(int uid1, int uid2) { 3867 // Map to base uids. 3868 uid1 = UserHandle.getAppId(uid1); 3869 uid2 = UserHandle.getAppId(uid2); 3870 // reader 3871 synchronized (mPackages) { 3872 Signature[] s1; 3873 Signature[] s2; 3874 Object obj = mSettings.getUserIdLPr(uid1); 3875 if (obj != null) { 3876 if (obj instanceof SharedUserSetting) { 3877 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3878 } else if (obj instanceof PackageSetting) { 3879 s1 = ((PackageSetting)obj).signatures.mSignatures; 3880 } else { 3881 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3882 } 3883 } else { 3884 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3885 } 3886 obj = mSettings.getUserIdLPr(uid2); 3887 if (obj != null) { 3888 if (obj instanceof SharedUserSetting) { 3889 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3890 } else if (obj instanceof PackageSetting) { 3891 s2 = ((PackageSetting)obj).signatures.mSignatures; 3892 } else { 3893 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3894 } 3895 } else { 3896 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3897 } 3898 return compareSignatures(s1, s2); 3899 } 3900 } 3901 3902 private void killUid(int appId, int userId, String reason) { 3903 final long identity = Binder.clearCallingIdentity(); 3904 try { 3905 IActivityManager am = ActivityManagerNative.getDefault(); 3906 if (am != null) { 3907 try { 3908 am.killUid(appId, userId, reason); 3909 } catch (RemoteException e) { 3910 /* ignore - same process */ 3911 } 3912 } 3913 } finally { 3914 Binder.restoreCallingIdentity(identity); 3915 } 3916 } 3917 3918 /** 3919 * Compares two sets of signatures. Returns: 3920 * <br /> 3921 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3922 * <br /> 3923 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3924 * <br /> 3925 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3926 * <br /> 3927 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3928 * <br /> 3929 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3930 */ 3931 static int compareSignatures(Signature[] s1, Signature[] s2) { 3932 if (s1 == null) { 3933 return s2 == null 3934 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3935 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3936 } 3937 3938 if (s2 == null) { 3939 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3940 } 3941 3942 if (s1.length != s2.length) { 3943 return PackageManager.SIGNATURE_NO_MATCH; 3944 } 3945 3946 // Since both signature sets are of size 1, we can compare without HashSets. 3947 if (s1.length == 1) { 3948 return s1[0].equals(s2[0]) ? 3949 PackageManager.SIGNATURE_MATCH : 3950 PackageManager.SIGNATURE_NO_MATCH; 3951 } 3952 3953 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3954 for (Signature sig : s1) { 3955 set1.add(sig); 3956 } 3957 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3958 for (Signature sig : s2) { 3959 set2.add(sig); 3960 } 3961 // Make sure s2 contains all signatures in s1. 3962 if (set1.equals(set2)) { 3963 return PackageManager.SIGNATURE_MATCH; 3964 } 3965 return PackageManager.SIGNATURE_NO_MATCH; 3966 } 3967 3968 /** 3969 * If the database version for this type of package (internal storage or 3970 * external storage) is less than the version where package signatures 3971 * were updated, return true. 3972 */ 3973 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3974 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3975 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3976 } 3977 3978 /** 3979 * Used for backward compatibility to make sure any packages with 3980 * certificate chains get upgraded to the new style. {@code existingSigs} 3981 * will be in the old format (since they were stored on disk from before the 3982 * system upgrade) and {@code scannedSigs} will be in the newer format. 3983 */ 3984 private int compareSignaturesCompat(PackageSignatures existingSigs, 3985 PackageParser.Package scannedPkg) { 3986 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3987 return PackageManager.SIGNATURE_NO_MATCH; 3988 } 3989 3990 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3991 for (Signature sig : existingSigs.mSignatures) { 3992 existingSet.add(sig); 3993 } 3994 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3995 for (Signature sig : scannedPkg.mSignatures) { 3996 try { 3997 Signature[] chainSignatures = sig.getChainSignatures(); 3998 for (Signature chainSig : chainSignatures) { 3999 scannedCompatSet.add(chainSig); 4000 } 4001 } catch (CertificateEncodingException e) { 4002 scannedCompatSet.add(sig); 4003 } 4004 } 4005 /* 4006 * Make sure the expanded scanned set contains all signatures in the 4007 * existing one. 4008 */ 4009 if (scannedCompatSet.equals(existingSet)) { 4010 // Migrate the old signatures to the new scheme. 4011 existingSigs.assignSignatures(scannedPkg.mSignatures); 4012 // The new KeySets will be re-added later in the scanning process. 4013 synchronized (mPackages) { 4014 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4015 } 4016 return PackageManager.SIGNATURE_MATCH; 4017 } 4018 return PackageManager.SIGNATURE_NO_MATCH; 4019 } 4020 4021 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4022 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4023 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4024 } 4025 4026 private int compareSignaturesRecover(PackageSignatures existingSigs, 4027 PackageParser.Package scannedPkg) { 4028 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4029 return PackageManager.SIGNATURE_NO_MATCH; 4030 } 4031 4032 String msg = null; 4033 try { 4034 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4035 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4036 + scannedPkg.packageName); 4037 return PackageManager.SIGNATURE_MATCH; 4038 } 4039 } catch (CertificateException e) { 4040 msg = e.getMessage(); 4041 } 4042 4043 logCriticalInfo(Log.INFO, 4044 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4045 return PackageManager.SIGNATURE_NO_MATCH; 4046 } 4047 4048 @Override 4049 public String[] getPackagesForUid(int uid) { 4050 uid = UserHandle.getAppId(uid); 4051 // reader 4052 synchronized (mPackages) { 4053 Object obj = mSettings.getUserIdLPr(uid); 4054 if (obj instanceof SharedUserSetting) { 4055 final SharedUserSetting sus = (SharedUserSetting) obj; 4056 final int N = sus.packages.size(); 4057 final String[] res = new String[N]; 4058 final Iterator<PackageSetting> it = sus.packages.iterator(); 4059 int i = 0; 4060 while (it.hasNext()) { 4061 res[i++] = it.next().name; 4062 } 4063 return res; 4064 } else if (obj instanceof PackageSetting) { 4065 final PackageSetting ps = (PackageSetting) obj; 4066 return new String[] { ps.name }; 4067 } 4068 } 4069 return null; 4070 } 4071 4072 @Override 4073 public String getNameForUid(int uid) { 4074 // reader 4075 synchronized (mPackages) { 4076 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4077 if (obj instanceof SharedUserSetting) { 4078 final SharedUserSetting sus = (SharedUserSetting) obj; 4079 return sus.name + ":" + sus.userId; 4080 } else if (obj instanceof PackageSetting) { 4081 final PackageSetting ps = (PackageSetting) obj; 4082 return ps.name; 4083 } 4084 } 4085 return null; 4086 } 4087 4088 @Override 4089 public int getUidForSharedUser(String sharedUserName) { 4090 if(sharedUserName == null) { 4091 return -1; 4092 } 4093 // reader 4094 synchronized (mPackages) { 4095 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4096 if (suid == null) { 4097 return -1; 4098 } 4099 return suid.userId; 4100 } 4101 } 4102 4103 @Override 4104 public int getFlagsForUid(int uid) { 4105 synchronized (mPackages) { 4106 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4107 if (obj instanceof SharedUserSetting) { 4108 final SharedUserSetting sus = (SharedUserSetting) obj; 4109 return sus.pkgFlags; 4110 } else if (obj instanceof PackageSetting) { 4111 final PackageSetting ps = (PackageSetting) obj; 4112 return ps.pkgFlags; 4113 } 4114 } 4115 return 0; 4116 } 4117 4118 @Override 4119 public int getPrivateFlagsForUid(int uid) { 4120 synchronized (mPackages) { 4121 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4122 if (obj instanceof SharedUserSetting) { 4123 final SharedUserSetting sus = (SharedUserSetting) obj; 4124 return sus.pkgPrivateFlags; 4125 } else if (obj instanceof PackageSetting) { 4126 final PackageSetting ps = (PackageSetting) obj; 4127 return ps.pkgPrivateFlags; 4128 } 4129 } 4130 return 0; 4131 } 4132 4133 @Override 4134 public boolean isUidPrivileged(int uid) { 4135 uid = UserHandle.getAppId(uid); 4136 // reader 4137 synchronized (mPackages) { 4138 Object obj = mSettings.getUserIdLPr(uid); 4139 if (obj instanceof SharedUserSetting) { 4140 final SharedUserSetting sus = (SharedUserSetting) obj; 4141 final Iterator<PackageSetting> it = sus.packages.iterator(); 4142 while (it.hasNext()) { 4143 if (it.next().isPrivileged()) { 4144 return true; 4145 } 4146 } 4147 } else if (obj instanceof PackageSetting) { 4148 final PackageSetting ps = (PackageSetting) obj; 4149 return ps.isPrivileged(); 4150 } 4151 } 4152 return false; 4153 } 4154 4155 @Override 4156 public String[] getAppOpPermissionPackages(String permissionName) { 4157 synchronized (mPackages) { 4158 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4159 if (pkgs == null) { 4160 return null; 4161 } 4162 return pkgs.toArray(new String[pkgs.size()]); 4163 } 4164 } 4165 4166 @Override 4167 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4168 int flags, int userId) { 4169 if (!sUserManager.exists(userId)) return null; 4170 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4171 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4172 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4173 } 4174 4175 @Override 4176 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4177 IntentFilter filter, int match, ComponentName activity) { 4178 final int userId = UserHandle.getCallingUserId(); 4179 if (DEBUG_PREFERRED) { 4180 Log.v(TAG, "setLastChosenActivity intent=" + intent 4181 + " resolvedType=" + resolvedType 4182 + " flags=" + flags 4183 + " filter=" + filter 4184 + " match=" + match 4185 + " activity=" + activity); 4186 filter.dump(new PrintStreamPrinter(System.out), " "); 4187 } 4188 intent.setComponent(null); 4189 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4190 // Find any earlier preferred or last chosen entries and nuke them 4191 findPreferredActivity(intent, resolvedType, 4192 flags, query, 0, false, true, false, userId); 4193 // Add the new activity as the last chosen for this filter 4194 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4195 "Setting last chosen"); 4196 } 4197 4198 @Override 4199 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4200 final int userId = UserHandle.getCallingUserId(); 4201 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4202 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4203 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4204 false, false, false, userId); 4205 } 4206 4207 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4208 int flags, List<ResolveInfo> query, int userId) { 4209 if (query != null) { 4210 final int N = query.size(); 4211 if (N == 1) { 4212 return query.get(0); 4213 } else if (N > 1) { 4214 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4215 // If there is more than one activity with the same priority, 4216 // then let the user decide between them. 4217 ResolveInfo r0 = query.get(0); 4218 ResolveInfo r1 = query.get(1); 4219 if (DEBUG_INTENT_MATCHING || debug) { 4220 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4221 + r1.activityInfo.name + "=" + r1.priority); 4222 } 4223 // If the first activity has a higher priority, or a different 4224 // default, then it is always desireable to pick it. 4225 if (r0.priority != r1.priority 4226 || r0.preferredOrder != r1.preferredOrder 4227 || r0.isDefault != r1.isDefault) { 4228 return query.get(0); 4229 } 4230 // If we have saved a preference for a preferred activity for 4231 // this Intent, use that. 4232 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4233 flags, query, r0.priority, true, false, debug, userId); 4234 if (ri != null) { 4235 return ri; 4236 } 4237 ri = new ResolveInfo(mResolveInfo); 4238 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4239 ri.activityInfo.applicationInfo = new ApplicationInfo( 4240 ri.activityInfo.applicationInfo); 4241 if (userId != 0) { 4242 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4243 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4244 } 4245 // Make sure that the resolver is displayable in car mode 4246 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4247 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4248 return ri; 4249 } 4250 } 4251 return null; 4252 } 4253 4254 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4255 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4256 final int N = query.size(); 4257 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4258 .get(userId); 4259 // Get the list of persistent preferred activities that handle the intent 4260 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4261 List<PersistentPreferredActivity> pprefs = ppir != null 4262 ? ppir.queryIntent(intent, resolvedType, 4263 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4264 : null; 4265 if (pprefs != null && pprefs.size() > 0) { 4266 final int M = pprefs.size(); 4267 for (int i=0; i<M; i++) { 4268 final PersistentPreferredActivity ppa = pprefs.get(i); 4269 if (DEBUG_PREFERRED || debug) { 4270 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4271 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4272 + "\n component=" + ppa.mComponent); 4273 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4274 } 4275 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4276 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4277 if (DEBUG_PREFERRED || debug) { 4278 Slog.v(TAG, "Found persistent preferred activity:"); 4279 if (ai != null) { 4280 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4281 } else { 4282 Slog.v(TAG, " null"); 4283 } 4284 } 4285 if (ai == null) { 4286 // This previously registered persistent preferred activity 4287 // component is no longer known. Ignore it and do NOT remove it. 4288 continue; 4289 } 4290 for (int j=0; j<N; j++) { 4291 final ResolveInfo ri = query.get(j); 4292 if (!ri.activityInfo.applicationInfo.packageName 4293 .equals(ai.applicationInfo.packageName)) { 4294 continue; 4295 } 4296 if (!ri.activityInfo.name.equals(ai.name)) { 4297 continue; 4298 } 4299 // Found a persistent preference that can handle the intent. 4300 if (DEBUG_PREFERRED || debug) { 4301 Slog.v(TAG, "Returning persistent preferred activity: " + 4302 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4303 } 4304 return ri; 4305 } 4306 } 4307 } 4308 return null; 4309 } 4310 4311 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4312 List<ResolveInfo> query, int priority, boolean always, 4313 boolean removeMatches, boolean debug, int userId) { 4314 if (!sUserManager.exists(userId)) return null; 4315 // writer 4316 synchronized (mPackages) { 4317 if (intent.getSelector() != null) { 4318 intent = intent.getSelector(); 4319 } 4320 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4321 4322 // Try to find a matching persistent preferred activity. 4323 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4324 debug, userId); 4325 4326 // If a persistent preferred activity matched, use it. 4327 if (pri != null) { 4328 return pri; 4329 } 4330 4331 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4332 // Get the list of preferred activities that handle the intent 4333 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4334 List<PreferredActivity> prefs = pir != null 4335 ? pir.queryIntent(intent, resolvedType, 4336 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4337 : null; 4338 if (prefs != null && prefs.size() > 0) { 4339 boolean changed = false; 4340 try { 4341 // First figure out how good the original match set is. 4342 // We will only allow preferred activities that came 4343 // from the same match quality. 4344 int match = 0; 4345 4346 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4347 4348 final int N = query.size(); 4349 for (int j=0; j<N; j++) { 4350 final ResolveInfo ri = query.get(j); 4351 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4352 + ": 0x" + Integer.toHexString(match)); 4353 if (ri.match > match) { 4354 match = ri.match; 4355 } 4356 } 4357 4358 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4359 + Integer.toHexString(match)); 4360 4361 match &= IntentFilter.MATCH_CATEGORY_MASK; 4362 final int M = prefs.size(); 4363 for (int i=0; i<M; i++) { 4364 final PreferredActivity pa = prefs.get(i); 4365 if (DEBUG_PREFERRED || debug) { 4366 Slog.v(TAG, "Checking PreferredActivity ds=" 4367 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4368 + "\n component=" + pa.mPref.mComponent); 4369 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4370 } 4371 if (pa.mPref.mMatch != match) { 4372 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4373 + Integer.toHexString(pa.mPref.mMatch)); 4374 continue; 4375 } 4376 // If it's not an "always" type preferred activity and that's what we're 4377 // looking for, skip it. 4378 if (always && !pa.mPref.mAlways) { 4379 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4380 continue; 4381 } 4382 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4383 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4384 if (DEBUG_PREFERRED || debug) { 4385 Slog.v(TAG, "Found preferred activity:"); 4386 if (ai != null) { 4387 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4388 } else { 4389 Slog.v(TAG, " null"); 4390 } 4391 } 4392 if (ai == null) { 4393 // This previously registered preferred activity 4394 // component is no longer known. Most likely an update 4395 // to the app was installed and in the new version this 4396 // component no longer exists. Clean it up by removing 4397 // it from the preferred activities list, and skip it. 4398 Slog.w(TAG, "Removing dangling preferred activity: " 4399 + pa.mPref.mComponent); 4400 pir.removeFilter(pa); 4401 changed = true; 4402 continue; 4403 } 4404 for (int j=0; j<N; j++) { 4405 final ResolveInfo ri = query.get(j); 4406 if (!ri.activityInfo.applicationInfo.packageName 4407 .equals(ai.applicationInfo.packageName)) { 4408 continue; 4409 } 4410 if (!ri.activityInfo.name.equals(ai.name)) { 4411 continue; 4412 } 4413 4414 if (removeMatches) { 4415 pir.removeFilter(pa); 4416 changed = true; 4417 if (DEBUG_PREFERRED) { 4418 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4419 } 4420 break; 4421 } 4422 4423 // Okay we found a previously set preferred or last chosen app. 4424 // If the result set is different from when this 4425 // was created, we need to clear it and re-ask the 4426 // user their preference, if we're looking for an "always" type entry. 4427 if (always && !pa.mPref.sameSet(query)) { 4428 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4429 + intent + " type " + resolvedType); 4430 if (DEBUG_PREFERRED) { 4431 Slog.v(TAG, "Removing preferred activity since set changed " 4432 + pa.mPref.mComponent); 4433 } 4434 pir.removeFilter(pa); 4435 // Re-add the filter as a "last chosen" entry (!always) 4436 PreferredActivity lastChosen = new PreferredActivity( 4437 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4438 pir.addFilter(lastChosen); 4439 changed = true; 4440 return null; 4441 } 4442 4443 // Yay! Either the set matched or we're looking for the last chosen 4444 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4445 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4446 return ri; 4447 } 4448 } 4449 } finally { 4450 if (changed) { 4451 if (DEBUG_PREFERRED) { 4452 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4453 } 4454 scheduleWritePackageRestrictionsLocked(userId); 4455 } 4456 } 4457 } 4458 } 4459 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4460 return null; 4461 } 4462 4463 /* 4464 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4465 */ 4466 @Override 4467 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4468 int targetUserId) { 4469 mContext.enforceCallingOrSelfPermission( 4470 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4471 List<CrossProfileIntentFilter> matches = 4472 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4473 if (matches != null) { 4474 int size = matches.size(); 4475 for (int i = 0; i < size; i++) { 4476 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4477 } 4478 } 4479 if (hasWebURI(intent)) { 4480 // cross-profile app linking works only towards the parent. 4481 final UserInfo parent = getProfileParent(sourceUserId); 4482 synchronized(mPackages) { 4483 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4484 intent, resolvedType, 0, sourceUserId, parent.id); 4485 return xpDomainInfo != null; 4486 } 4487 } 4488 return false; 4489 } 4490 4491 private UserInfo getProfileParent(int userId) { 4492 final long identity = Binder.clearCallingIdentity(); 4493 try { 4494 return sUserManager.getProfileParent(userId); 4495 } finally { 4496 Binder.restoreCallingIdentity(identity); 4497 } 4498 } 4499 4500 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4501 String resolvedType, int userId) { 4502 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4503 if (resolver != null) { 4504 return resolver.queryIntent(intent, resolvedType, false, userId); 4505 } 4506 return null; 4507 } 4508 4509 @Override 4510 public List<ResolveInfo> queryIntentActivities(Intent intent, 4511 String resolvedType, int flags, int userId) { 4512 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4513 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4514 ComponentName comp = intent.getComponent(); 4515 if (comp == null) { 4516 if (intent.getSelector() != null) { 4517 intent = intent.getSelector(); 4518 comp = intent.getComponent(); 4519 } 4520 } 4521 4522 if (comp != null) { 4523 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4524 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4525 if (ai != null) { 4526 final ResolveInfo ri = new ResolveInfo(); 4527 ri.activityInfo = ai; 4528 list.add(ri); 4529 } 4530 return list; 4531 } 4532 4533 // reader 4534 synchronized (mPackages) { 4535 final String pkgName = intent.getPackage(); 4536 if (pkgName == null) { 4537 List<CrossProfileIntentFilter> matchingFilters = 4538 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4539 // Check for results that need to skip the current profile. 4540 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4541 resolvedType, flags, userId); 4542 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4543 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4544 result.add(xpResolveInfo); 4545 return filterIfNotPrimaryUser(result, userId); 4546 } 4547 4548 // Check for results in the current profile. 4549 List<ResolveInfo> result = mActivities.queryIntent( 4550 intent, resolvedType, flags, userId); 4551 4552 // Check for cross profile results. 4553 xpResolveInfo = queryCrossProfileIntents( 4554 matchingFilters, intent, resolvedType, flags, userId); 4555 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4556 result.add(xpResolveInfo); 4557 Collections.sort(result, mResolvePrioritySorter); 4558 } 4559 result = filterIfNotPrimaryUser(result, userId); 4560 if (hasWebURI(intent)) { 4561 CrossProfileDomainInfo xpDomainInfo = null; 4562 final UserInfo parent = getProfileParent(userId); 4563 if (parent != null) { 4564 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4565 flags, userId, parent.id); 4566 } 4567 if (xpDomainInfo != null) { 4568 if (xpResolveInfo != null) { 4569 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4570 // in the result. 4571 result.remove(xpResolveInfo); 4572 } 4573 if (result.size() == 0) { 4574 result.add(xpDomainInfo.resolveInfo); 4575 return result; 4576 } 4577 } else if (result.size() <= 1) { 4578 return result; 4579 } 4580 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4581 xpDomainInfo, userId); 4582 Collections.sort(result, mResolvePrioritySorter); 4583 } 4584 return result; 4585 } 4586 final PackageParser.Package pkg = mPackages.get(pkgName); 4587 if (pkg != null) { 4588 return filterIfNotPrimaryUser( 4589 mActivities.queryIntentForPackage( 4590 intent, resolvedType, flags, pkg.activities, userId), 4591 userId); 4592 } 4593 return new ArrayList<ResolveInfo>(); 4594 } 4595 } 4596 4597 private static class CrossProfileDomainInfo { 4598 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4599 ResolveInfo resolveInfo; 4600 /* Best domain verification status of the activities found in the other profile */ 4601 int bestDomainVerificationStatus; 4602 } 4603 4604 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4605 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4606 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4607 sourceUserId)) { 4608 return null; 4609 } 4610 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4611 resolvedType, flags, parentUserId); 4612 4613 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4614 return null; 4615 } 4616 CrossProfileDomainInfo result = null; 4617 int size = resultTargetUser.size(); 4618 for (int i = 0; i < size; i++) { 4619 ResolveInfo riTargetUser = resultTargetUser.get(i); 4620 // Intent filter verification is only for filters that specify a host. So don't return 4621 // those that handle all web uris. 4622 if (riTargetUser.handleAllWebDataURI) { 4623 continue; 4624 } 4625 String packageName = riTargetUser.activityInfo.packageName; 4626 PackageSetting ps = mSettings.mPackages.get(packageName); 4627 if (ps == null) { 4628 continue; 4629 } 4630 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4631 int status = (int)(verificationState >> 32); 4632 if (result == null) { 4633 result = new CrossProfileDomainInfo(); 4634 result.resolveInfo = 4635 createForwardingResolveInfo(new IntentFilter(), sourceUserId, parentUserId); 4636 result.bestDomainVerificationStatus = status; 4637 } else { 4638 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4639 result.bestDomainVerificationStatus); 4640 } 4641 } 4642 // Don't consider matches with status NEVER across profiles. 4643 if (result != null && result.bestDomainVerificationStatus 4644 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4645 return null; 4646 } 4647 return result; 4648 } 4649 4650 /** 4651 * Verification statuses are ordered from the worse to the best, except for 4652 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4653 */ 4654 private int bestDomainVerificationStatus(int status1, int status2) { 4655 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4656 return status2; 4657 } 4658 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4659 return status1; 4660 } 4661 return (int) MathUtils.max(status1, status2); 4662 } 4663 4664 private boolean isUserEnabled(int userId) { 4665 long callingId = Binder.clearCallingIdentity(); 4666 try { 4667 UserInfo userInfo = sUserManager.getUserInfo(userId); 4668 return userInfo != null && userInfo.isEnabled(); 4669 } finally { 4670 Binder.restoreCallingIdentity(callingId); 4671 } 4672 } 4673 4674 /** 4675 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4676 * 4677 * @return filtered list 4678 */ 4679 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4680 if (userId == UserHandle.USER_OWNER) { 4681 return resolveInfos; 4682 } 4683 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4684 ResolveInfo info = resolveInfos.get(i); 4685 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4686 resolveInfos.remove(i); 4687 } 4688 } 4689 return resolveInfos; 4690 } 4691 4692 private static boolean hasWebURI(Intent intent) { 4693 if (intent.getData() == null) { 4694 return false; 4695 } 4696 final String scheme = intent.getScheme(); 4697 if (TextUtils.isEmpty(scheme)) { 4698 return false; 4699 } 4700 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4701 } 4702 4703 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4704 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4705 int userId) { 4706 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4707 4708 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4709 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4710 candidates.size()); 4711 } 4712 4713 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4714 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4715 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4716 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 4717 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4718 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4719 4720 synchronized (mPackages) { 4721 final int count = candidates.size(); 4722 // First, try to use linked apps. Partition the candidates into four lists: 4723 // one for the final results, one for the "do not use ever", one for "undefined status" 4724 // and finally one for "browser app type". 4725 for (int n=0; n<count; n++) { 4726 ResolveInfo info = candidates.get(n); 4727 String packageName = info.activityInfo.packageName; 4728 PackageSetting ps = mSettings.mPackages.get(packageName); 4729 if (ps != null) { 4730 // Add to the special match all list (Browser use case) 4731 if (info.handleAllWebDataURI) { 4732 matchAllList.add(info); 4733 continue; 4734 } 4735 // Try to get the status from User settings first 4736 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4737 int status = (int)(packedStatus >> 32); 4738 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4739 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4740 if (DEBUG_DOMAIN_VERIFICATION) { 4741 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4742 + " : linkgen=" + linkGeneration); 4743 } 4744 // Use link-enabled generation as preferredOrder, i.e. 4745 // prefer newly-enabled over earlier-enabled. 4746 info.preferredOrder = linkGeneration; 4747 alwaysList.add(info); 4748 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4749 if (DEBUG_DOMAIN_VERIFICATION) { 4750 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4751 } 4752 neverList.add(info); 4753 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4754 if (DEBUG_DOMAIN_VERIFICATION) { 4755 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 4756 } 4757 alwaysAskList.add(info); 4758 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4759 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4760 if (DEBUG_DOMAIN_VERIFICATION) { 4761 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4762 } 4763 undefinedList.add(info); 4764 } 4765 } 4766 } 4767 4768 // We'll want to include browser possibilities in a few cases 4769 boolean includeBrowser = false; 4770 4771 // First try to add the "always" resolution(s) for the current user, if any 4772 if (alwaysList.size() > 0) { 4773 result.addAll(alwaysList); 4774 // if there is an "always" for the parent user, add it. 4775 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4776 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4777 result.add(xpDomainInfo.resolveInfo); 4778 } else { 4779 // Add all undefined apps as we want them to appear in the disambiguation dialog. 4780 result.addAll(undefinedList); 4781 if (xpDomainInfo != null && ( 4782 xpDomainInfo.bestDomainVerificationStatus 4783 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4784 || xpDomainInfo.bestDomainVerificationStatus 4785 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4786 result.add(xpDomainInfo.resolveInfo); 4787 } 4788 includeBrowser = true; 4789 } 4790 4791 // The presence of any 'always ask' alternatives means we'll also offer browsers. 4792 // If there were 'always' entries their preferred order has been set, so we also 4793 // back that off to make the alternatives equivalent 4794 if (alwaysAskList.size() > 0) { 4795 for (ResolveInfo i : result) { 4796 i.preferredOrder = 0; 4797 } 4798 result.addAll(alwaysAskList); 4799 includeBrowser = true; 4800 } 4801 4802 if (includeBrowser) { 4803 // Also add browsers (all of them or only the default one) 4804 if (DEBUG_DOMAIN_VERIFICATION) { 4805 Slog.v(TAG, " ...including browsers in candidate set"); 4806 } 4807 if ((matchFlags & MATCH_ALL) != 0) { 4808 result.addAll(matchAllList); 4809 } else { 4810 // Browser/generic handling case. If there's a default browser, go straight 4811 // to that (but only if there is no other higher-priority match). 4812 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4813 int maxMatchPrio = 0; 4814 ResolveInfo defaultBrowserMatch = null; 4815 final int numCandidates = matchAllList.size(); 4816 for (int n = 0; n < numCandidates; n++) { 4817 ResolveInfo info = matchAllList.get(n); 4818 // track the highest overall match priority... 4819 if (info.priority > maxMatchPrio) { 4820 maxMatchPrio = info.priority; 4821 } 4822 // ...and the highest-priority default browser match 4823 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4824 if (defaultBrowserMatch == null 4825 || (defaultBrowserMatch.priority < info.priority)) { 4826 if (debug) { 4827 Slog.v(TAG, "Considering default browser match " + info); 4828 } 4829 defaultBrowserMatch = info; 4830 } 4831 } 4832 } 4833 if (defaultBrowserMatch != null 4834 && defaultBrowserMatch.priority >= maxMatchPrio 4835 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4836 { 4837 if (debug) { 4838 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4839 } 4840 result.add(defaultBrowserMatch); 4841 } else { 4842 result.addAll(matchAllList); 4843 } 4844 } 4845 4846 // If there is nothing selected, add all candidates and remove the ones that the user 4847 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4848 if (result.size() == 0) { 4849 result.addAll(candidates); 4850 result.removeAll(neverList); 4851 } 4852 } 4853 } 4854 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4855 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4856 result.size()); 4857 for (ResolveInfo info : result) { 4858 Slog.v(TAG, " + " + info.activityInfo); 4859 } 4860 } 4861 return result; 4862 } 4863 4864 // Returns a packed value as a long: 4865 // 4866 // high 'int'-sized word: link status: undefined/ask/never/always. 4867 // low 'int'-sized word: relative priority among 'always' results. 4868 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4869 long result = ps.getDomainVerificationStatusForUser(userId); 4870 // if none available, get the master status 4871 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4872 if (ps.getIntentFilterVerificationInfo() != null) { 4873 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4874 } 4875 } 4876 return result; 4877 } 4878 4879 private ResolveInfo querySkipCurrentProfileIntents( 4880 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4881 int flags, int sourceUserId) { 4882 if (matchingFilters != null) { 4883 int size = matchingFilters.size(); 4884 for (int i = 0; i < size; i ++) { 4885 CrossProfileIntentFilter filter = matchingFilters.get(i); 4886 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4887 // Checking if there are activities in the target user that can handle the 4888 // intent. 4889 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4890 flags, sourceUserId); 4891 if (resolveInfo != null) { 4892 return resolveInfo; 4893 } 4894 } 4895 } 4896 } 4897 return null; 4898 } 4899 4900 // Return matching ResolveInfo if any for skip current profile intent filters. 4901 private ResolveInfo queryCrossProfileIntents( 4902 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4903 int flags, int sourceUserId) { 4904 if (matchingFilters != null) { 4905 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4906 // match the same intent. For performance reasons, it is better not to 4907 // run queryIntent twice for the same userId 4908 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4909 int size = matchingFilters.size(); 4910 for (int i = 0; i < size; i++) { 4911 CrossProfileIntentFilter filter = matchingFilters.get(i); 4912 int targetUserId = filter.getTargetUserId(); 4913 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4914 && !alreadyTriedUserIds.get(targetUserId)) { 4915 // Checking if there are activities in the target user that can handle the 4916 // intent. 4917 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4918 flags, sourceUserId); 4919 if (resolveInfo != null) return resolveInfo; 4920 alreadyTriedUserIds.put(targetUserId, true); 4921 } 4922 } 4923 } 4924 return null; 4925 } 4926 4927 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4928 String resolvedType, int flags, int sourceUserId) { 4929 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4930 resolvedType, flags, filter.getTargetUserId()); 4931 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4932 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4933 } 4934 return null; 4935 } 4936 4937 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4938 int sourceUserId, int targetUserId) { 4939 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4940 String className; 4941 if (targetUserId == UserHandle.USER_OWNER) { 4942 className = FORWARD_INTENT_TO_USER_OWNER; 4943 } else { 4944 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4945 } 4946 ComponentName forwardingActivityComponentName = new ComponentName( 4947 mAndroidApplication.packageName, className); 4948 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4949 sourceUserId); 4950 if (targetUserId == UserHandle.USER_OWNER) { 4951 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4952 forwardingResolveInfo.noResourceId = true; 4953 } 4954 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4955 forwardingResolveInfo.priority = 0; 4956 forwardingResolveInfo.preferredOrder = 0; 4957 forwardingResolveInfo.match = 0; 4958 forwardingResolveInfo.isDefault = true; 4959 forwardingResolveInfo.filter = filter; 4960 forwardingResolveInfo.targetUserId = targetUserId; 4961 return forwardingResolveInfo; 4962 } 4963 4964 @Override 4965 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4966 Intent[] specifics, String[] specificTypes, Intent intent, 4967 String resolvedType, int flags, int userId) { 4968 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4969 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4970 false, "query intent activity options"); 4971 final String resultsAction = intent.getAction(); 4972 4973 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4974 | PackageManager.GET_RESOLVED_FILTER, userId); 4975 4976 if (DEBUG_INTENT_MATCHING) { 4977 Log.v(TAG, "Query " + intent + ": " + results); 4978 } 4979 4980 int specificsPos = 0; 4981 int N; 4982 4983 // todo: note that the algorithm used here is O(N^2). This 4984 // isn't a problem in our current environment, but if we start running 4985 // into situations where we have more than 5 or 10 matches then this 4986 // should probably be changed to something smarter... 4987 4988 // First we go through and resolve each of the specific items 4989 // that were supplied, taking care of removing any corresponding 4990 // duplicate items in the generic resolve list. 4991 if (specifics != null) { 4992 for (int i=0; i<specifics.length; i++) { 4993 final Intent sintent = specifics[i]; 4994 if (sintent == null) { 4995 continue; 4996 } 4997 4998 if (DEBUG_INTENT_MATCHING) { 4999 Log.v(TAG, "Specific #" + i + ": " + sintent); 5000 } 5001 5002 String action = sintent.getAction(); 5003 if (resultsAction != null && resultsAction.equals(action)) { 5004 // If this action was explicitly requested, then don't 5005 // remove things that have it. 5006 action = null; 5007 } 5008 5009 ResolveInfo ri = null; 5010 ActivityInfo ai = null; 5011 5012 ComponentName comp = sintent.getComponent(); 5013 if (comp == null) { 5014 ri = resolveIntent( 5015 sintent, 5016 specificTypes != null ? specificTypes[i] : null, 5017 flags, userId); 5018 if (ri == null) { 5019 continue; 5020 } 5021 if (ri == mResolveInfo) { 5022 // ACK! Must do something better with this. 5023 } 5024 ai = ri.activityInfo; 5025 comp = new ComponentName(ai.applicationInfo.packageName, 5026 ai.name); 5027 } else { 5028 ai = getActivityInfo(comp, flags, userId); 5029 if (ai == null) { 5030 continue; 5031 } 5032 } 5033 5034 // Look for any generic query activities that are duplicates 5035 // of this specific one, and remove them from the results. 5036 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5037 N = results.size(); 5038 int j; 5039 for (j=specificsPos; j<N; j++) { 5040 ResolveInfo sri = results.get(j); 5041 if ((sri.activityInfo.name.equals(comp.getClassName()) 5042 && sri.activityInfo.applicationInfo.packageName.equals( 5043 comp.getPackageName())) 5044 || (action != null && sri.filter.matchAction(action))) { 5045 results.remove(j); 5046 if (DEBUG_INTENT_MATCHING) Log.v( 5047 TAG, "Removing duplicate item from " + j 5048 + " due to specific " + specificsPos); 5049 if (ri == null) { 5050 ri = sri; 5051 } 5052 j--; 5053 N--; 5054 } 5055 } 5056 5057 // Add this specific item to its proper place. 5058 if (ri == null) { 5059 ri = new ResolveInfo(); 5060 ri.activityInfo = ai; 5061 } 5062 results.add(specificsPos, ri); 5063 ri.specificIndex = i; 5064 specificsPos++; 5065 } 5066 } 5067 5068 // Now we go through the remaining generic results and remove any 5069 // duplicate actions that are found here. 5070 N = results.size(); 5071 for (int i=specificsPos; i<N-1; i++) { 5072 final ResolveInfo rii = results.get(i); 5073 if (rii.filter == null) { 5074 continue; 5075 } 5076 5077 // Iterate over all of the actions of this result's intent 5078 // filter... typically this should be just one. 5079 final Iterator<String> it = rii.filter.actionsIterator(); 5080 if (it == null) { 5081 continue; 5082 } 5083 while (it.hasNext()) { 5084 final String action = it.next(); 5085 if (resultsAction != null && resultsAction.equals(action)) { 5086 // If this action was explicitly requested, then don't 5087 // remove things that have it. 5088 continue; 5089 } 5090 for (int j=i+1; j<N; j++) { 5091 final ResolveInfo rij = results.get(j); 5092 if (rij.filter != null && rij.filter.hasAction(action)) { 5093 results.remove(j); 5094 if (DEBUG_INTENT_MATCHING) Log.v( 5095 TAG, "Removing duplicate item from " + j 5096 + " due to action " + action + " at " + i); 5097 j--; 5098 N--; 5099 } 5100 } 5101 } 5102 5103 // If the caller didn't request filter information, drop it now 5104 // so we don't have to marshall/unmarshall it. 5105 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5106 rii.filter = null; 5107 } 5108 } 5109 5110 // Filter out the caller activity if so requested. 5111 if (caller != null) { 5112 N = results.size(); 5113 for (int i=0; i<N; i++) { 5114 ActivityInfo ainfo = results.get(i).activityInfo; 5115 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5116 && caller.getClassName().equals(ainfo.name)) { 5117 results.remove(i); 5118 break; 5119 } 5120 } 5121 } 5122 5123 // If the caller didn't request filter information, 5124 // drop them now so we don't have to 5125 // marshall/unmarshall it. 5126 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5127 N = results.size(); 5128 for (int i=0; i<N; i++) { 5129 results.get(i).filter = null; 5130 } 5131 } 5132 5133 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5134 return results; 5135 } 5136 5137 @Override 5138 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5139 int userId) { 5140 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5141 ComponentName comp = intent.getComponent(); 5142 if (comp == null) { 5143 if (intent.getSelector() != null) { 5144 intent = intent.getSelector(); 5145 comp = intent.getComponent(); 5146 } 5147 } 5148 if (comp != null) { 5149 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5150 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5151 if (ai != null) { 5152 ResolveInfo ri = new ResolveInfo(); 5153 ri.activityInfo = ai; 5154 list.add(ri); 5155 } 5156 return list; 5157 } 5158 5159 // reader 5160 synchronized (mPackages) { 5161 String pkgName = intent.getPackage(); 5162 if (pkgName == null) { 5163 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5164 } 5165 final PackageParser.Package pkg = mPackages.get(pkgName); 5166 if (pkg != null) { 5167 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5168 userId); 5169 } 5170 return null; 5171 } 5172 } 5173 5174 @Override 5175 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5176 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5177 if (!sUserManager.exists(userId)) return null; 5178 if (query != null) { 5179 if (query.size() >= 1) { 5180 // If there is more than one service with the same priority, 5181 // just arbitrarily pick the first one. 5182 return query.get(0); 5183 } 5184 } 5185 return null; 5186 } 5187 5188 @Override 5189 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5190 int userId) { 5191 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5192 ComponentName comp = intent.getComponent(); 5193 if (comp == null) { 5194 if (intent.getSelector() != null) { 5195 intent = intent.getSelector(); 5196 comp = intent.getComponent(); 5197 } 5198 } 5199 if (comp != null) { 5200 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5201 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5202 if (si != null) { 5203 final ResolveInfo ri = new ResolveInfo(); 5204 ri.serviceInfo = si; 5205 list.add(ri); 5206 } 5207 return list; 5208 } 5209 5210 // reader 5211 synchronized (mPackages) { 5212 String pkgName = intent.getPackage(); 5213 if (pkgName == null) { 5214 return mServices.queryIntent(intent, resolvedType, flags, userId); 5215 } 5216 final PackageParser.Package pkg = mPackages.get(pkgName); 5217 if (pkg != null) { 5218 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5219 userId); 5220 } 5221 return null; 5222 } 5223 } 5224 5225 @Override 5226 public List<ResolveInfo> queryIntentContentProviders( 5227 Intent intent, String resolvedType, int flags, int userId) { 5228 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5229 ComponentName comp = intent.getComponent(); 5230 if (comp == null) { 5231 if (intent.getSelector() != null) { 5232 intent = intent.getSelector(); 5233 comp = intent.getComponent(); 5234 } 5235 } 5236 if (comp != null) { 5237 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5238 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5239 if (pi != null) { 5240 final ResolveInfo ri = new ResolveInfo(); 5241 ri.providerInfo = pi; 5242 list.add(ri); 5243 } 5244 return list; 5245 } 5246 5247 // reader 5248 synchronized (mPackages) { 5249 String pkgName = intent.getPackage(); 5250 if (pkgName == null) { 5251 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5252 } 5253 final PackageParser.Package pkg = mPackages.get(pkgName); 5254 if (pkg != null) { 5255 return mProviders.queryIntentForPackage( 5256 intent, resolvedType, flags, pkg.providers, userId); 5257 } 5258 return null; 5259 } 5260 } 5261 5262 @Override 5263 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5264 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5265 5266 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5267 5268 // writer 5269 synchronized (mPackages) { 5270 ArrayList<PackageInfo> list; 5271 if (listUninstalled) { 5272 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5273 for (PackageSetting ps : mSettings.mPackages.values()) { 5274 PackageInfo pi; 5275 if (ps.pkg != null) { 5276 pi = generatePackageInfo(ps.pkg, flags, userId); 5277 } else { 5278 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5279 } 5280 if (pi != null) { 5281 list.add(pi); 5282 } 5283 } 5284 } else { 5285 list = new ArrayList<PackageInfo>(mPackages.size()); 5286 for (PackageParser.Package p : mPackages.values()) { 5287 PackageInfo pi = generatePackageInfo(p, flags, userId); 5288 if (pi != null) { 5289 list.add(pi); 5290 } 5291 } 5292 } 5293 5294 return new ParceledListSlice<PackageInfo>(list); 5295 } 5296 } 5297 5298 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5299 String[] permissions, boolean[] tmp, int flags, int userId) { 5300 int numMatch = 0; 5301 final PermissionsState permissionsState = ps.getPermissionsState(); 5302 for (int i=0; i<permissions.length; i++) { 5303 final String permission = permissions[i]; 5304 if (permissionsState.hasPermission(permission, userId)) { 5305 tmp[i] = true; 5306 numMatch++; 5307 } else { 5308 tmp[i] = false; 5309 } 5310 } 5311 if (numMatch == 0) { 5312 return; 5313 } 5314 PackageInfo pi; 5315 if (ps.pkg != null) { 5316 pi = generatePackageInfo(ps.pkg, flags, userId); 5317 } else { 5318 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5319 } 5320 // The above might return null in cases of uninstalled apps or install-state 5321 // skew across users/profiles. 5322 if (pi != null) { 5323 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5324 if (numMatch == permissions.length) { 5325 pi.requestedPermissions = permissions; 5326 } else { 5327 pi.requestedPermissions = new String[numMatch]; 5328 numMatch = 0; 5329 for (int i=0; i<permissions.length; i++) { 5330 if (tmp[i]) { 5331 pi.requestedPermissions[numMatch] = permissions[i]; 5332 numMatch++; 5333 } 5334 } 5335 } 5336 } 5337 list.add(pi); 5338 } 5339 } 5340 5341 @Override 5342 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5343 String[] permissions, int flags, int userId) { 5344 if (!sUserManager.exists(userId)) return null; 5345 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5346 5347 // writer 5348 synchronized (mPackages) { 5349 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5350 boolean[] tmpBools = new boolean[permissions.length]; 5351 if (listUninstalled) { 5352 for (PackageSetting ps : mSettings.mPackages.values()) { 5353 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5354 } 5355 } else { 5356 for (PackageParser.Package pkg : mPackages.values()) { 5357 PackageSetting ps = (PackageSetting)pkg.mExtras; 5358 if (ps != null) { 5359 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5360 userId); 5361 } 5362 } 5363 } 5364 5365 return new ParceledListSlice<PackageInfo>(list); 5366 } 5367 } 5368 5369 @Override 5370 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5371 if (!sUserManager.exists(userId)) return null; 5372 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5373 5374 // writer 5375 synchronized (mPackages) { 5376 ArrayList<ApplicationInfo> list; 5377 if (listUninstalled) { 5378 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5379 for (PackageSetting ps : mSettings.mPackages.values()) { 5380 ApplicationInfo ai; 5381 if (ps.pkg != null) { 5382 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5383 ps.readUserState(userId), userId); 5384 } else { 5385 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5386 } 5387 if (ai != null) { 5388 list.add(ai); 5389 } 5390 } 5391 } else { 5392 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5393 for (PackageParser.Package p : mPackages.values()) { 5394 if (p.mExtras != null) { 5395 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5396 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5397 if (ai != null) { 5398 list.add(ai); 5399 } 5400 } 5401 } 5402 } 5403 5404 return new ParceledListSlice<ApplicationInfo>(list); 5405 } 5406 } 5407 5408 public List<ApplicationInfo> getPersistentApplications(int flags) { 5409 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5410 5411 // reader 5412 synchronized (mPackages) { 5413 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5414 final int userId = UserHandle.getCallingUserId(); 5415 while (i.hasNext()) { 5416 final PackageParser.Package p = i.next(); 5417 if (p.applicationInfo != null 5418 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5419 && (!mSafeMode || isSystemApp(p))) { 5420 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5421 if (ps != null) { 5422 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5423 ps.readUserState(userId), userId); 5424 if (ai != null) { 5425 finalList.add(ai); 5426 } 5427 } 5428 } 5429 } 5430 } 5431 5432 return finalList; 5433 } 5434 5435 @Override 5436 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5437 if (!sUserManager.exists(userId)) return null; 5438 // reader 5439 synchronized (mPackages) { 5440 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5441 PackageSetting ps = provider != null 5442 ? mSettings.mPackages.get(provider.owner.packageName) 5443 : null; 5444 return ps != null 5445 && mSettings.isEnabledLPr(provider.info, flags, userId) 5446 && (!mSafeMode || (provider.info.applicationInfo.flags 5447 &ApplicationInfo.FLAG_SYSTEM) != 0) 5448 ? PackageParser.generateProviderInfo(provider, flags, 5449 ps.readUserState(userId), userId) 5450 : null; 5451 } 5452 } 5453 5454 /** 5455 * @deprecated 5456 */ 5457 @Deprecated 5458 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5459 // reader 5460 synchronized (mPackages) { 5461 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5462 .entrySet().iterator(); 5463 final int userId = UserHandle.getCallingUserId(); 5464 while (i.hasNext()) { 5465 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5466 PackageParser.Provider p = entry.getValue(); 5467 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5468 5469 if (ps != null && p.syncable 5470 && (!mSafeMode || (p.info.applicationInfo.flags 5471 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5472 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5473 ps.readUserState(userId), userId); 5474 if (info != null) { 5475 outNames.add(entry.getKey()); 5476 outInfo.add(info); 5477 } 5478 } 5479 } 5480 } 5481 } 5482 5483 @Override 5484 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5485 int uid, int flags) { 5486 ArrayList<ProviderInfo> finalList = null; 5487 // reader 5488 synchronized (mPackages) { 5489 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5490 final int userId = processName != null ? 5491 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5492 while (i.hasNext()) { 5493 final PackageParser.Provider p = i.next(); 5494 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5495 if (ps != null && p.info.authority != null 5496 && (processName == null 5497 || (p.info.processName.equals(processName) 5498 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5499 && mSettings.isEnabledLPr(p.info, flags, userId) 5500 && (!mSafeMode 5501 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5502 if (finalList == null) { 5503 finalList = new ArrayList<ProviderInfo>(3); 5504 } 5505 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5506 ps.readUserState(userId), userId); 5507 if (info != null) { 5508 finalList.add(info); 5509 } 5510 } 5511 } 5512 } 5513 5514 if (finalList != null) { 5515 Collections.sort(finalList, mProviderInitOrderSorter); 5516 return new ParceledListSlice<ProviderInfo>(finalList); 5517 } 5518 5519 return null; 5520 } 5521 5522 @Override 5523 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5524 int flags) { 5525 // reader 5526 synchronized (mPackages) { 5527 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5528 return PackageParser.generateInstrumentationInfo(i, flags); 5529 } 5530 } 5531 5532 @Override 5533 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5534 int flags) { 5535 ArrayList<InstrumentationInfo> finalList = 5536 new ArrayList<InstrumentationInfo>(); 5537 5538 // reader 5539 synchronized (mPackages) { 5540 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5541 while (i.hasNext()) { 5542 final PackageParser.Instrumentation p = i.next(); 5543 if (targetPackage == null 5544 || targetPackage.equals(p.info.targetPackage)) { 5545 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5546 flags); 5547 if (ii != null) { 5548 finalList.add(ii); 5549 } 5550 } 5551 } 5552 } 5553 5554 return finalList; 5555 } 5556 5557 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5558 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5559 if (overlays == null) { 5560 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5561 return; 5562 } 5563 for (PackageParser.Package opkg : overlays.values()) { 5564 // Not much to do if idmap fails: we already logged the error 5565 // and we certainly don't want to abort installation of pkg simply 5566 // because an overlay didn't fit properly. For these reasons, 5567 // ignore the return value of createIdmapForPackagePairLI. 5568 createIdmapForPackagePairLI(pkg, opkg); 5569 } 5570 } 5571 5572 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5573 PackageParser.Package opkg) { 5574 if (!opkg.mTrustedOverlay) { 5575 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5576 opkg.baseCodePath + ": overlay not trusted"); 5577 return false; 5578 } 5579 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5580 if (overlaySet == null) { 5581 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5582 opkg.baseCodePath + " but target package has no known overlays"); 5583 return false; 5584 } 5585 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5586 // TODO: generate idmap for split APKs 5587 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5588 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5589 + opkg.baseCodePath); 5590 return false; 5591 } 5592 PackageParser.Package[] overlayArray = 5593 overlaySet.values().toArray(new PackageParser.Package[0]); 5594 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5595 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5596 return p1.mOverlayPriority - p2.mOverlayPriority; 5597 } 5598 }; 5599 Arrays.sort(overlayArray, cmp); 5600 5601 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5602 int i = 0; 5603 for (PackageParser.Package p : overlayArray) { 5604 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5605 } 5606 return true; 5607 } 5608 5609 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5610 final File[] files = dir.listFiles(); 5611 if (ArrayUtils.isEmpty(files)) { 5612 Log.d(TAG, "No files in app dir " + dir); 5613 return; 5614 } 5615 5616 if (DEBUG_PACKAGE_SCANNING) { 5617 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5618 + " flags=0x" + Integer.toHexString(parseFlags)); 5619 } 5620 5621 for (File file : files) { 5622 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5623 && !PackageInstallerService.isStageName(file.getName()); 5624 if (!isPackage) { 5625 // Ignore entries which are not packages 5626 continue; 5627 } 5628 try { 5629 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5630 scanFlags, currentTime, null); 5631 } catch (PackageManagerException e) { 5632 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5633 5634 // Delete invalid userdata apps 5635 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5636 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5637 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5638 if (file.isDirectory()) { 5639 mInstaller.rmPackageDir(file.getAbsolutePath()); 5640 } else { 5641 file.delete(); 5642 } 5643 } 5644 } 5645 } 5646 } 5647 5648 private static File getSettingsProblemFile() { 5649 File dataDir = Environment.getDataDirectory(); 5650 File systemDir = new File(dataDir, "system"); 5651 File fname = new File(systemDir, "uiderrors.txt"); 5652 return fname; 5653 } 5654 5655 static void reportSettingsProblem(int priority, String msg) { 5656 logCriticalInfo(priority, msg); 5657 } 5658 5659 static void logCriticalInfo(int priority, String msg) { 5660 Slog.println(priority, TAG, msg); 5661 EventLogTags.writePmCriticalInfo(msg); 5662 try { 5663 File fname = getSettingsProblemFile(); 5664 FileOutputStream out = new FileOutputStream(fname, true); 5665 PrintWriter pw = new FastPrintWriter(out); 5666 SimpleDateFormat formatter = new SimpleDateFormat(); 5667 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5668 pw.println(dateString + ": " + msg); 5669 pw.close(); 5670 FileUtils.setPermissions( 5671 fname.toString(), 5672 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5673 -1, -1); 5674 } catch (java.io.IOException e) { 5675 } 5676 } 5677 5678 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5679 PackageParser.Package pkg, File srcFile, int parseFlags) 5680 throws PackageManagerException { 5681 if (ps != null 5682 && ps.codePath.equals(srcFile) 5683 && ps.timeStamp == srcFile.lastModified() 5684 && !isCompatSignatureUpdateNeeded(pkg) 5685 && !isRecoverSignatureUpdateNeeded(pkg)) { 5686 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5687 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5688 ArraySet<PublicKey> signingKs; 5689 synchronized (mPackages) { 5690 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5691 } 5692 if (ps.signatures.mSignatures != null 5693 && ps.signatures.mSignatures.length != 0 5694 && signingKs != null) { 5695 // Optimization: reuse the existing cached certificates 5696 // if the package appears to be unchanged. 5697 pkg.mSignatures = ps.signatures.mSignatures; 5698 pkg.mSigningKeys = signingKs; 5699 return; 5700 } 5701 5702 Slog.w(TAG, "PackageSetting for " + ps.name 5703 + " is missing signatures. Collecting certs again to recover them."); 5704 } else { 5705 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5706 } 5707 5708 try { 5709 pp.collectCertificates(pkg, parseFlags); 5710 pp.collectManifestDigest(pkg); 5711 } catch (PackageParserException e) { 5712 throw PackageManagerException.from(e); 5713 } 5714 } 5715 5716 /* 5717 * Scan a package and return the newly parsed package. 5718 * Returns null in case of errors and the error code is stored in mLastScanError 5719 */ 5720 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5721 long currentTime, UserHandle user) throws PackageManagerException { 5722 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5723 parseFlags |= mDefParseFlags; 5724 PackageParser pp = new PackageParser(); 5725 pp.setSeparateProcesses(mSeparateProcesses); 5726 pp.setOnlyCoreApps(mOnlyCore); 5727 pp.setDisplayMetrics(mMetrics); 5728 5729 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5730 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5731 } 5732 5733 final PackageParser.Package pkg; 5734 try { 5735 pkg = pp.parsePackage(scanFile, parseFlags); 5736 } catch (PackageParserException e) { 5737 throw PackageManagerException.from(e); 5738 } 5739 5740 PackageSetting ps = null; 5741 PackageSetting updatedPkg; 5742 // reader 5743 synchronized (mPackages) { 5744 // Look to see if we already know about this package. 5745 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5746 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5747 // This package has been renamed to its original name. Let's 5748 // use that. 5749 ps = mSettings.peekPackageLPr(oldName); 5750 } 5751 // If there was no original package, see one for the real package name. 5752 if (ps == null) { 5753 ps = mSettings.peekPackageLPr(pkg.packageName); 5754 } 5755 // Check to see if this package could be hiding/updating a system 5756 // package. Must look for it either under the original or real 5757 // package name depending on our state. 5758 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5759 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5760 } 5761 boolean updatedPkgBetter = false; 5762 // First check if this is a system package that may involve an update 5763 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5764 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5765 // it needs to drop FLAG_PRIVILEGED. 5766 if (locationIsPrivileged(scanFile)) { 5767 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5768 } else { 5769 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5770 } 5771 5772 if (ps != null && !ps.codePath.equals(scanFile)) { 5773 // The path has changed from what was last scanned... check the 5774 // version of the new path against what we have stored to determine 5775 // what to do. 5776 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5777 if (pkg.mVersionCode <= ps.versionCode) { 5778 // The system package has been updated and the code path does not match 5779 // Ignore entry. Skip it. 5780 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5781 + " ignored: updated version " + ps.versionCode 5782 + " better than this " + pkg.mVersionCode); 5783 if (!updatedPkg.codePath.equals(scanFile)) { 5784 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5785 + ps.name + " changing from " + updatedPkg.codePathString 5786 + " to " + scanFile); 5787 updatedPkg.codePath = scanFile; 5788 updatedPkg.codePathString = scanFile.toString(); 5789 updatedPkg.resourcePath = scanFile; 5790 updatedPkg.resourcePathString = scanFile.toString(); 5791 } 5792 updatedPkg.pkg = pkg; 5793 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5794 "Package " + ps.name + " at " + scanFile 5795 + " ignored: updated version " + ps.versionCode 5796 + " better than this " + pkg.mVersionCode); 5797 } else { 5798 // The current app on the system partition is better than 5799 // what we have updated to on the data partition; switch 5800 // back to the system partition version. 5801 // At this point, its safely assumed that package installation for 5802 // apps in system partition will go through. If not there won't be a working 5803 // version of the app 5804 // writer 5805 synchronized (mPackages) { 5806 // Just remove the loaded entries from package lists. 5807 mPackages.remove(ps.name); 5808 } 5809 5810 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5811 + " reverting from " + ps.codePathString 5812 + ": new version " + pkg.mVersionCode 5813 + " better than installed " + ps.versionCode); 5814 5815 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5816 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5817 synchronized (mInstallLock) { 5818 args.cleanUpResourcesLI(); 5819 } 5820 synchronized (mPackages) { 5821 mSettings.enableSystemPackageLPw(ps.name); 5822 } 5823 updatedPkgBetter = true; 5824 } 5825 } 5826 } 5827 5828 if (updatedPkg != null) { 5829 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5830 // initially 5831 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5832 5833 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5834 // flag set initially 5835 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5836 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5837 } 5838 } 5839 5840 // Verify certificates against what was last scanned 5841 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5842 5843 /* 5844 * A new system app appeared, but we already had a non-system one of the 5845 * same name installed earlier. 5846 */ 5847 boolean shouldHideSystemApp = false; 5848 if (updatedPkg == null && ps != null 5849 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5850 /* 5851 * Check to make sure the signatures match first. If they don't, 5852 * wipe the installed application and its data. 5853 */ 5854 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5855 != PackageManager.SIGNATURE_MATCH) { 5856 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5857 + " signatures don't match existing userdata copy; removing"); 5858 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5859 ps = null; 5860 } else { 5861 /* 5862 * If the newly-added system app is an older version than the 5863 * already installed version, hide it. It will be scanned later 5864 * and re-added like an update. 5865 */ 5866 if (pkg.mVersionCode <= ps.versionCode) { 5867 shouldHideSystemApp = true; 5868 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5869 + " but new version " + pkg.mVersionCode + " better than installed " 5870 + ps.versionCode + "; hiding system"); 5871 } else { 5872 /* 5873 * The newly found system app is a newer version that the 5874 * one previously installed. Simply remove the 5875 * already-installed application and replace it with our own 5876 * while keeping the application data. 5877 */ 5878 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5879 + " reverting from " + ps.codePathString + ": new version " 5880 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5881 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5882 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5883 synchronized (mInstallLock) { 5884 args.cleanUpResourcesLI(); 5885 } 5886 } 5887 } 5888 } 5889 5890 // The apk is forward locked (not public) if its code and resources 5891 // are kept in different files. (except for app in either system or 5892 // vendor path). 5893 // TODO grab this value from PackageSettings 5894 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5895 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5896 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5897 } 5898 } 5899 5900 // TODO: extend to support forward-locked splits 5901 String resourcePath = null; 5902 String baseResourcePath = null; 5903 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5904 if (ps != null && ps.resourcePathString != null) { 5905 resourcePath = ps.resourcePathString; 5906 baseResourcePath = ps.resourcePathString; 5907 } else { 5908 // Should not happen at all. Just log an error. 5909 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5910 } 5911 } else { 5912 resourcePath = pkg.codePath; 5913 baseResourcePath = pkg.baseCodePath; 5914 } 5915 5916 // Set application objects path explicitly. 5917 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5918 pkg.applicationInfo.setCodePath(pkg.codePath); 5919 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5920 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5921 pkg.applicationInfo.setResourcePath(resourcePath); 5922 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5923 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5924 5925 // Note that we invoke the following method only if we are about to unpack an application 5926 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5927 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5928 5929 /* 5930 * If the system app should be overridden by a previously installed 5931 * data, hide the system app now and let the /data/app scan pick it up 5932 * again. 5933 */ 5934 if (shouldHideSystemApp) { 5935 synchronized (mPackages) { 5936 /* 5937 * We have to grant systems permissions before we hide, because 5938 * grantPermissions will assume the package update is trying to 5939 * expand its permissions. 5940 */ 5941 grantPermissionsLPw(pkg, true, pkg.packageName); 5942 mSettings.disableSystemPackageLPw(pkg.packageName); 5943 } 5944 } 5945 5946 return scannedPkg; 5947 } 5948 5949 private static String fixProcessName(String defProcessName, 5950 String processName, int uid) { 5951 if (processName == null) { 5952 return defProcessName; 5953 } 5954 return processName; 5955 } 5956 5957 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5958 throws PackageManagerException { 5959 if (pkgSetting.signatures.mSignatures != null) { 5960 // Already existing package. Make sure signatures match 5961 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5962 == PackageManager.SIGNATURE_MATCH; 5963 if (!match) { 5964 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5965 == PackageManager.SIGNATURE_MATCH; 5966 } 5967 if (!match) { 5968 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5969 == PackageManager.SIGNATURE_MATCH; 5970 } 5971 if (!match) { 5972 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5973 + pkg.packageName + " signatures do not match the " 5974 + "previously installed version; ignoring!"); 5975 } 5976 } 5977 5978 // Check for shared user signatures 5979 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5980 // Already existing package. Make sure signatures match 5981 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5982 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5983 if (!match) { 5984 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5985 == PackageManager.SIGNATURE_MATCH; 5986 } 5987 if (!match) { 5988 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5989 == PackageManager.SIGNATURE_MATCH; 5990 } 5991 if (!match) { 5992 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5993 "Package " + pkg.packageName 5994 + " has no signatures that match those in shared user " 5995 + pkgSetting.sharedUser.name + "; ignoring!"); 5996 } 5997 } 5998 } 5999 6000 /** 6001 * Enforces that only the system UID or root's UID can call a method exposed 6002 * via Binder. 6003 * 6004 * @param message used as message if SecurityException is thrown 6005 * @throws SecurityException if the caller is not system or root 6006 */ 6007 private static final void enforceSystemOrRoot(String message) { 6008 final int uid = Binder.getCallingUid(); 6009 if (uid != Process.SYSTEM_UID && uid != 0) { 6010 throw new SecurityException(message); 6011 } 6012 } 6013 6014 @Override 6015 public void performBootDexOpt() { 6016 enforceSystemOrRoot("Only the system can request dexopt be performed"); 6017 6018 // Before everything else, see whether we need to fstrim. 6019 try { 6020 IMountService ms = PackageHelper.getMountService(); 6021 if (ms != null) { 6022 final boolean isUpgrade = isUpgrade(); 6023 boolean doTrim = isUpgrade; 6024 if (doTrim) { 6025 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6026 } else { 6027 final long interval = android.provider.Settings.Global.getLong( 6028 mContext.getContentResolver(), 6029 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6030 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6031 if (interval > 0) { 6032 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6033 if (timeSinceLast > interval) { 6034 doTrim = true; 6035 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6036 + "; running immediately"); 6037 } 6038 } 6039 } 6040 if (doTrim) { 6041 if (!isFirstBoot()) { 6042 try { 6043 ActivityManagerNative.getDefault().showBootMessage( 6044 mContext.getResources().getString( 6045 R.string.android_upgrading_fstrim), true); 6046 } catch (RemoteException e) { 6047 } 6048 } 6049 ms.runMaintenance(); 6050 } 6051 } else { 6052 Slog.e(TAG, "Mount service unavailable!"); 6053 } 6054 } catch (RemoteException e) { 6055 // Can't happen; MountService is local 6056 } 6057 6058 final ArraySet<PackageParser.Package> pkgs; 6059 synchronized (mPackages) { 6060 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6061 } 6062 6063 if (pkgs != null) { 6064 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6065 // in case the device runs out of space. 6066 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6067 // Give priority to core apps. 6068 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6069 PackageParser.Package pkg = it.next(); 6070 if (pkg.coreApp) { 6071 if (DEBUG_DEXOPT) { 6072 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6073 } 6074 sortedPkgs.add(pkg); 6075 it.remove(); 6076 } 6077 } 6078 // Give priority to system apps that listen for pre boot complete. 6079 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6080 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6081 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6082 PackageParser.Package pkg = it.next(); 6083 if (pkgNames.contains(pkg.packageName)) { 6084 if (DEBUG_DEXOPT) { 6085 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6086 } 6087 sortedPkgs.add(pkg); 6088 it.remove(); 6089 } 6090 } 6091 // Give priority to system apps. 6092 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6093 PackageParser.Package pkg = it.next(); 6094 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6095 if (DEBUG_DEXOPT) { 6096 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6097 } 6098 sortedPkgs.add(pkg); 6099 it.remove(); 6100 } 6101 } 6102 // Give priority to updated system apps. 6103 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6104 PackageParser.Package pkg = it.next(); 6105 if (pkg.isUpdatedSystemApp()) { 6106 if (DEBUG_DEXOPT) { 6107 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6108 } 6109 sortedPkgs.add(pkg); 6110 it.remove(); 6111 } 6112 } 6113 // Give priority to apps that listen for boot complete. 6114 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6115 pkgNames = getPackageNamesForIntent(intent); 6116 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6117 PackageParser.Package pkg = it.next(); 6118 if (pkgNames.contains(pkg.packageName)) { 6119 if (DEBUG_DEXOPT) { 6120 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6121 } 6122 sortedPkgs.add(pkg); 6123 it.remove(); 6124 } 6125 } 6126 // Filter out packages that aren't recently used. 6127 filterRecentlyUsedApps(pkgs); 6128 // Add all remaining apps. 6129 for (PackageParser.Package pkg : pkgs) { 6130 if (DEBUG_DEXOPT) { 6131 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6132 } 6133 sortedPkgs.add(pkg); 6134 } 6135 6136 // If we want to be lazy, filter everything that wasn't recently used. 6137 if (mLazyDexOpt) { 6138 filterRecentlyUsedApps(sortedPkgs); 6139 } 6140 6141 int i = 0; 6142 int total = sortedPkgs.size(); 6143 File dataDir = Environment.getDataDirectory(); 6144 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6145 if (lowThreshold == 0) { 6146 throw new IllegalStateException("Invalid low memory threshold"); 6147 } 6148 for (PackageParser.Package pkg : sortedPkgs) { 6149 long usableSpace = dataDir.getUsableSpace(); 6150 if (usableSpace < lowThreshold) { 6151 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6152 break; 6153 } 6154 performBootDexOpt(pkg, ++i, total); 6155 } 6156 } 6157 } 6158 6159 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6160 // Filter out packages that aren't recently used. 6161 // 6162 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6163 // should do a full dexopt. 6164 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6165 int total = pkgs.size(); 6166 int skipped = 0; 6167 long now = System.currentTimeMillis(); 6168 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6169 PackageParser.Package pkg = i.next(); 6170 long then = pkg.mLastPackageUsageTimeInMills; 6171 if (then + mDexOptLRUThresholdInMills < now) { 6172 if (DEBUG_DEXOPT) { 6173 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6174 ((then == 0) ? "never" : new Date(then))); 6175 } 6176 i.remove(); 6177 skipped++; 6178 } 6179 } 6180 if (DEBUG_DEXOPT) { 6181 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6182 } 6183 } 6184 } 6185 6186 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6187 List<ResolveInfo> ris = null; 6188 try { 6189 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6190 intent, null, 0, UserHandle.USER_OWNER); 6191 } catch (RemoteException e) { 6192 } 6193 ArraySet<String> pkgNames = new ArraySet<String>(); 6194 if (ris != null) { 6195 for (ResolveInfo ri : ris) { 6196 pkgNames.add(ri.activityInfo.packageName); 6197 } 6198 } 6199 return pkgNames; 6200 } 6201 6202 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6203 if (DEBUG_DEXOPT) { 6204 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6205 } 6206 if (!isFirstBoot()) { 6207 try { 6208 ActivityManagerNative.getDefault().showBootMessage( 6209 mContext.getResources().getString(R.string.android_upgrading_apk, 6210 curr, total), true); 6211 } catch (RemoteException e) { 6212 } 6213 } 6214 PackageParser.Package p = pkg; 6215 synchronized (mInstallLock) { 6216 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6217 false /* force dex */, false /* defer */, true /* include dependencies */); 6218 } 6219 } 6220 6221 @Override 6222 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6223 return performDexOpt(packageName, instructionSet, false); 6224 } 6225 6226 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6227 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6228 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6229 if (!dexopt && !updateUsage) { 6230 // We aren't going to dexopt or update usage, so bail early. 6231 return false; 6232 } 6233 PackageParser.Package p; 6234 final String targetInstructionSet; 6235 synchronized (mPackages) { 6236 p = mPackages.get(packageName); 6237 if (p == null) { 6238 return false; 6239 } 6240 if (updateUsage) { 6241 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6242 } 6243 mPackageUsage.write(false); 6244 if (!dexopt) { 6245 // We aren't going to dexopt, so bail early. 6246 return false; 6247 } 6248 6249 targetInstructionSet = instructionSet != null ? instructionSet : 6250 getPrimaryInstructionSet(p.applicationInfo); 6251 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6252 return false; 6253 } 6254 } 6255 long callingId = Binder.clearCallingIdentity(); 6256 try { 6257 synchronized (mInstallLock) { 6258 final String[] instructionSets = new String[] { targetInstructionSet }; 6259 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6260 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6261 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6262 } 6263 } finally { 6264 Binder.restoreCallingIdentity(callingId); 6265 } 6266 } 6267 6268 public ArraySet<String> getPackagesThatNeedDexOpt() { 6269 ArraySet<String> pkgs = null; 6270 synchronized (mPackages) { 6271 for (PackageParser.Package p : mPackages.values()) { 6272 if (DEBUG_DEXOPT) { 6273 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6274 } 6275 if (!p.mDexOptPerformed.isEmpty()) { 6276 continue; 6277 } 6278 if (pkgs == null) { 6279 pkgs = new ArraySet<String>(); 6280 } 6281 pkgs.add(p.packageName); 6282 } 6283 } 6284 return pkgs; 6285 } 6286 6287 public void shutdown() { 6288 mPackageUsage.write(true); 6289 } 6290 6291 @Override 6292 public void forceDexOpt(String packageName) { 6293 enforceSystemOrRoot("forceDexOpt"); 6294 6295 PackageParser.Package pkg; 6296 synchronized (mPackages) { 6297 pkg = mPackages.get(packageName); 6298 if (pkg == null) { 6299 throw new IllegalArgumentException("Missing package: " + packageName); 6300 } 6301 } 6302 6303 synchronized (mInstallLock) { 6304 final String[] instructionSets = new String[] { 6305 getPrimaryInstructionSet(pkg.applicationInfo) }; 6306 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6307 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6308 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6309 throw new IllegalStateException("Failed to dexopt: " + res); 6310 } 6311 } 6312 } 6313 6314 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6315 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6316 Slog.w(TAG, "Unable to update from " + oldPkg.name 6317 + " to " + newPkg.packageName 6318 + ": old package not in system partition"); 6319 return false; 6320 } else if (mPackages.get(oldPkg.name) != null) { 6321 Slog.w(TAG, "Unable to update from " + oldPkg.name 6322 + " to " + newPkg.packageName 6323 + ": old package still exists"); 6324 return false; 6325 } 6326 return true; 6327 } 6328 6329 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6330 int[] users = sUserManager.getUserIds(); 6331 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6332 if (res < 0) { 6333 return res; 6334 } 6335 for (int user : users) { 6336 if (user != 0) { 6337 res = mInstaller.createUserData(volumeUuid, packageName, 6338 UserHandle.getUid(user, uid), user, seinfo); 6339 if (res < 0) { 6340 return res; 6341 } 6342 } 6343 } 6344 return res; 6345 } 6346 6347 private int removeDataDirsLI(String volumeUuid, String packageName) { 6348 int[] users = sUserManager.getUserIds(); 6349 int res = 0; 6350 for (int user : users) { 6351 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6352 if (resInner < 0) { 6353 res = resInner; 6354 } 6355 } 6356 6357 return res; 6358 } 6359 6360 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6361 int[] users = sUserManager.getUserIds(); 6362 int res = 0; 6363 for (int user : users) { 6364 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6365 if (resInner < 0) { 6366 res = resInner; 6367 } 6368 } 6369 return res; 6370 } 6371 6372 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6373 PackageParser.Package changingLib) { 6374 if (file.path != null) { 6375 usesLibraryFiles.add(file.path); 6376 return; 6377 } 6378 PackageParser.Package p = mPackages.get(file.apk); 6379 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6380 // If we are doing this while in the middle of updating a library apk, 6381 // then we need to make sure to use that new apk for determining the 6382 // dependencies here. (We haven't yet finished committing the new apk 6383 // to the package manager state.) 6384 if (p == null || p.packageName.equals(changingLib.packageName)) { 6385 p = changingLib; 6386 } 6387 } 6388 if (p != null) { 6389 usesLibraryFiles.addAll(p.getAllCodePaths()); 6390 } 6391 } 6392 6393 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6394 PackageParser.Package changingLib) throws PackageManagerException { 6395 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6396 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6397 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6398 for (int i=0; i<N; i++) { 6399 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6400 if (file == null) { 6401 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6402 "Package " + pkg.packageName + " requires unavailable shared library " 6403 + pkg.usesLibraries.get(i) + "; failing!"); 6404 } 6405 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6406 } 6407 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6408 for (int i=0; i<N; i++) { 6409 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6410 if (file == null) { 6411 Slog.w(TAG, "Package " + pkg.packageName 6412 + " desires unavailable shared library " 6413 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6414 } else { 6415 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6416 } 6417 } 6418 N = usesLibraryFiles.size(); 6419 if (N > 0) { 6420 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6421 } else { 6422 pkg.usesLibraryFiles = null; 6423 } 6424 } 6425 } 6426 6427 private static boolean hasString(List<String> list, List<String> which) { 6428 if (list == null) { 6429 return false; 6430 } 6431 for (int i=list.size()-1; i>=0; i--) { 6432 for (int j=which.size()-1; j>=0; j--) { 6433 if (which.get(j).equals(list.get(i))) { 6434 return true; 6435 } 6436 } 6437 } 6438 return false; 6439 } 6440 6441 private void updateAllSharedLibrariesLPw() { 6442 for (PackageParser.Package pkg : mPackages.values()) { 6443 try { 6444 updateSharedLibrariesLPw(pkg, null); 6445 } catch (PackageManagerException e) { 6446 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6447 } 6448 } 6449 } 6450 6451 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6452 PackageParser.Package changingPkg) { 6453 ArrayList<PackageParser.Package> res = null; 6454 for (PackageParser.Package pkg : mPackages.values()) { 6455 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6456 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6457 if (res == null) { 6458 res = new ArrayList<PackageParser.Package>(); 6459 } 6460 res.add(pkg); 6461 try { 6462 updateSharedLibrariesLPw(pkg, changingPkg); 6463 } catch (PackageManagerException e) { 6464 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6465 } 6466 } 6467 } 6468 return res; 6469 } 6470 6471 /** 6472 * Derive the value of the {@code cpuAbiOverride} based on the provided 6473 * value and an optional stored value from the package settings. 6474 */ 6475 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6476 String cpuAbiOverride = null; 6477 6478 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6479 cpuAbiOverride = null; 6480 } else if (abiOverride != null) { 6481 cpuAbiOverride = abiOverride; 6482 } else if (settings != null) { 6483 cpuAbiOverride = settings.cpuAbiOverrideString; 6484 } 6485 6486 return cpuAbiOverride; 6487 } 6488 6489 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6490 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6491 boolean success = false; 6492 try { 6493 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6494 currentTime, user); 6495 success = true; 6496 return res; 6497 } finally { 6498 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6499 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6500 } 6501 } 6502 } 6503 6504 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6505 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6506 final File scanFile = new File(pkg.codePath); 6507 if (pkg.applicationInfo.getCodePath() == null || 6508 pkg.applicationInfo.getResourcePath() == null) { 6509 // Bail out. The resource and code paths haven't been set. 6510 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6511 "Code and resource paths haven't been set correctly"); 6512 } 6513 6514 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6515 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6516 } else { 6517 // Only allow system apps to be flagged as core apps. 6518 pkg.coreApp = false; 6519 } 6520 6521 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6522 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6523 } 6524 6525 if (mCustomResolverComponentName != null && 6526 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6527 setUpCustomResolverActivity(pkg); 6528 } 6529 6530 if (pkg.packageName.equals("android")) { 6531 synchronized (mPackages) { 6532 if (mAndroidApplication != null) { 6533 Slog.w(TAG, "*************************************************"); 6534 Slog.w(TAG, "Core android package being redefined. Skipping."); 6535 Slog.w(TAG, " file=" + scanFile); 6536 Slog.w(TAG, "*************************************************"); 6537 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6538 "Core android package being redefined. Skipping."); 6539 } 6540 6541 // Set up information for our fall-back user intent resolution activity. 6542 mPlatformPackage = pkg; 6543 pkg.mVersionCode = mSdkVersion; 6544 mAndroidApplication = pkg.applicationInfo; 6545 6546 if (!mResolverReplaced) { 6547 mResolveActivity.applicationInfo = mAndroidApplication; 6548 mResolveActivity.name = ResolverActivity.class.getName(); 6549 mResolveActivity.packageName = mAndroidApplication.packageName; 6550 mResolveActivity.processName = "system:ui"; 6551 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6552 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6553 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6554 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6555 mResolveActivity.exported = true; 6556 mResolveActivity.enabled = true; 6557 mResolveInfo.activityInfo = mResolveActivity; 6558 mResolveInfo.priority = 0; 6559 mResolveInfo.preferredOrder = 0; 6560 mResolveInfo.match = 0; 6561 mResolveComponentName = new ComponentName( 6562 mAndroidApplication.packageName, mResolveActivity.name); 6563 } 6564 } 6565 } 6566 6567 if (DEBUG_PACKAGE_SCANNING) { 6568 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6569 Log.d(TAG, "Scanning package " + pkg.packageName); 6570 } 6571 6572 if (mPackages.containsKey(pkg.packageName) 6573 || mSharedLibraries.containsKey(pkg.packageName)) { 6574 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6575 "Application package " + pkg.packageName 6576 + " already installed. Skipping duplicate."); 6577 } 6578 6579 // If we're only installing presumed-existing packages, require that the 6580 // scanned APK is both already known and at the path previously established 6581 // for it. Previously unknown packages we pick up normally, but if we have an 6582 // a priori expectation about this package's install presence, enforce it. 6583 // With a singular exception for new system packages. When an OTA contains 6584 // a new system package, we allow the codepath to change from a system location 6585 // to the user-installed location. If we don't allow this change, any newer, 6586 // user-installed version of the application will be ignored. 6587 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6588 if (mExpectingBetter.containsKey(pkg.packageName)) { 6589 logCriticalInfo(Log.WARN, 6590 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6591 } else { 6592 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6593 if (known != null) { 6594 if (DEBUG_PACKAGE_SCANNING) { 6595 Log.d(TAG, "Examining " + pkg.codePath 6596 + " and requiring known paths " + known.codePathString 6597 + " & " + known.resourcePathString); 6598 } 6599 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6600 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6601 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6602 "Application package " + pkg.packageName 6603 + " found at " + pkg.applicationInfo.getCodePath() 6604 + " but expected at " + known.codePathString + "; ignoring."); 6605 } 6606 } 6607 } 6608 } 6609 6610 // Initialize package source and resource directories 6611 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6612 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6613 6614 SharedUserSetting suid = null; 6615 PackageSetting pkgSetting = null; 6616 6617 if (!isSystemApp(pkg)) { 6618 // Only system apps can use these features. 6619 pkg.mOriginalPackages = null; 6620 pkg.mRealPackage = null; 6621 pkg.mAdoptPermissions = null; 6622 } 6623 6624 // writer 6625 synchronized (mPackages) { 6626 if (pkg.mSharedUserId != null) { 6627 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6628 if (suid == null) { 6629 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6630 "Creating application package " + pkg.packageName 6631 + " for shared user failed"); 6632 } 6633 if (DEBUG_PACKAGE_SCANNING) { 6634 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6635 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6636 + "): packages=" + suid.packages); 6637 } 6638 } 6639 6640 // Check if we are renaming from an original package name. 6641 PackageSetting origPackage = null; 6642 String realName = null; 6643 if (pkg.mOriginalPackages != null) { 6644 // This package may need to be renamed to a previously 6645 // installed name. Let's check on that... 6646 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6647 if (pkg.mOriginalPackages.contains(renamed)) { 6648 // This package had originally been installed as the 6649 // original name, and we have already taken care of 6650 // transitioning to the new one. Just update the new 6651 // one to continue using the old name. 6652 realName = pkg.mRealPackage; 6653 if (!pkg.packageName.equals(renamed)) { 6654 // Callers into this function may have already taken 6655 // care of renaming the package; only do it here if 6656 // it is not already done. 6657 pkg.setPackageName(renamed); 6658 } 6659 6660 } else { 6661 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6662 if ((origPackage = mSettings.peekPackageLPr( 6663 pkg.mOriginalPackages.get(i))) != null) { 6664 // We do have the package already installed under its 6665 // original name... should we use it? 6666 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6667 // New package is not compatible with original. 6668 origPackage = null; 6669 continue; 6670 } else if (origPackage.sharedUser != null) { 6671 // Make sure uid is compatible between packages. 6672 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6673 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6674 + " to " + pkg.packageName + ": old uid " 6675 + origPackage.sharedUser.name 6676 + " differs from " + pkg.mSharedUserId); 6677 origPackage = null; 6678 continue; 6679 } 6680 } else { 6681 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6682 + pkg.packageName + " to old name " + origPackage.name); 6683 } 6684 break; 6685 } 6686 } 6687 } 6688 } 6689 6690 if (mTransferedPackages.contains(pkg.packageName)) { 6691 Slog.w(TAG, "Package " + pkg.packageName 6692 + " was transferred to another, but its .apk remains"); 6693 } 6694 6695 // Just create the setting, don't add it yet. For already existing packages 6696 // the PkgSetting exists already and doesn't have to be created. 6697 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6698 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6699 pkg.applicationInfo.primaryCpuAbi, 6700 pkg.applicationInfo.secondaryCpuAbi, 6701 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6702 user, false); 6703 if (pkgSetting == null) { 6704 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6705 "Creating application package " + pkg.packageName + " failed"); 6706 } 6707 6708 if (pkgSetting.origPackage != null) { 6709 // If we are first transitioning from an original package, 6710 // fix up the new package's name now. We need to do this after 6711 // looking up the package under its new name, so getPackageLP 6712 // can take care of fiddling things correctly. 6713 pkg.setPackageName(origPackage.name); 6714 6715 // File a report about this. 6716 String msg = "New package " + pkgSetting.realName 6717 + " renamed to replace old package " + pkgSetting.name; 6718 reportSettingsProblem(Log.WARN, msg); 6719 6720 // Make a note of it. 6721 mTransferedPackages.add(origPackage.name); 6722 6723 // No longer need to retain this. 6724 pkgSetting.origPackage = null; 6725 } 6726 6727 if (realName != null) { 6728 // Make a note of it. 6729 mTransferedPackages.add(pkg.packageName); 6730 } 6731 6732 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6733 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6734 } 6735 6736 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6737 // Check all shared libraries and map to their actual file path. 6738 // We only do this here for apps not on a system dir, because those 6739 // are the only ones that can fail an install due to this. We 6740 // will take care of the system apps by updating all of their 6741 // library paths after the scan is done. 6742 updateSharedLibrariesLPw(pkg, null); 6743 } 6744 6745 if (mFoundPolicyFile) { 6746 SELinuxMMAC.assignSeinfoValue(pkg); 6747 } 6748 6749 pkg.applicationInfo.uid = pkgSetting.appId; 6750 pkg.mExtras = pkgSetting; 6751 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6752 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6753 // We just determined the app is signed correctly, so bring 6754 // over the latest parsed certs. 6755 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6756 } else { 6757 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6758 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6759 "Package " + pkg.packageName + " upgrade keys do not match the " 6760 + "previously installed version"); 6761 } else { 6762 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6763 String msg = "System package " + pkg.packageName 6764 + " signature changed; retaining data."; 6765 reportSettingsProblem(Log.WARN, msg); 6766 } 6767 } 6768 } else { 6769 try { 6770 verifySignaturesLP(pkgSetting, pkg); 6771 // We just determined the app is signed correctly, so bring 6772 // over the latest parsed certs. 6773 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6774 } catch (PackageManagerException e) { 6775 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6776 throw e; 6777 } 6778 // The signature has changed, but this package is in the system 6779 // image... let's recover! 6780 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6781 // However... if this package is part of a shared user, but it 6782 // doesn't match the signature of the shared user, let's fail. 6783 // What this means is that you can't change the signatures 6784 // associated with an overall shared user, which doesn't seem all 6785 // that unreasonable. 6786 if (pkgSetting.sharedUser != null) { 6787 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6788 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6789 throw new PackageManagerException( 6790 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6791 "Signature mismatch for shared user : " 6792 + pkgSetting.sharedUser); 6793 } 6794 } 6795 // File a report about this. 6796 String msg = "System package " + pkg.packageName 6797 + " signature changed; retaining data."; 6798 reportSettingsProblem(Log.WARN, msg); 6799 } 6800 } 6801 // Verify that this new package doesn't have any content providers 6802 // that conflict with existing packages. Only do this if the 6803 // package isn't already installed, since we don't want to break 6804 // things that are installed. 6805 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6806 final int N = pkg.providers.size(); 6807 int i; 6808 for (i=0; i<N; i++) { 6809 PackageParser.Provider p = pkg.providers.get(i); 6810 if (p.info.authority != null) { 6811 String names[] = p.info.authority.split(";"); 6812 for (int j = 0; j < names.length; j++) { 6813 if (mProvidersByAuthority.containsKey(names[j])) { 6814 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6815 final String otherPackageName = 6816 ((other != null && other.getComponentName() != null) ? 6817 other.getComponentName().getPackageName() : "?"); 6818 throw new PackageManagerException( 6819 INSTALL_FAILED_CONFLICTING_PROVIDER, 6820 "Can't install because provider name " + names[j] 6821 + " (in package " + pkg.applicationInfo.packageName 6822 + ") is already used by " + otherPackageName); 6823 } 6824 } 6825 } 6826 } 6827 } 6828 6829 if (pkg.mAdoptPermissions != null) { 6830 // This package wants to adopt ownership of permissions from 6831 // another package. 6832 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6833 final String origName = pkg.mAdoptPermissions.get(i); 6834 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6835 if (orig != null) { 6836 if (verifyPackageUpdateLPr(orig, pkg)) { 6837 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6838 + pkg.packageName); 6839 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6840 } 6841 } 6842 } 6843 } 6844 } 6845 6846 final String pkgName = pkg.packageName; 6847 6848 final long scanFileTime = scanFile.lastModified(); 6849 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6850 pkg.applicationInfo.processName = fixProcessName( 6851 pkg.applicationInfo.packageName, 6852 pkg.applicationInfo.processName, 6853 pkg.applicationInfo.uid); 6854 6855 File dataPath; 6856 if (mPlatformPackage == pkg) { 6857 // The system package is special. 6858 dataPath = new File(Environment.getDataDirectory(), "system"); 6859 6860 pkg.applicationInfo.dataDir = dataPath.getPath(); 6861 6862 } else { 6863 // This is a normal package, need to make its data directory. 6864 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6865 UserHandle.USER_OWNER, pkg.packageName); 6866 6867 boolean uidError = false; 6868 if (dataPath.exists()) { 6869 int currentUid = 0; 6870 try { 6871 StructStat stat = Os.stat(dataPath.getPath()); 6872 currentUid = stat.st_uid; 6873 } catch (ErrnoException e) { 6874 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6875 } 6876 6877 // If we have mismatched owners for the data path, we have a problem. 6878 if (currentUid != pkg.applicationInfo.uid) { 6879 boolean recovered = false; 6880 if (currentUid == 0) { 6881 // The directory somehow became owned by root. Wow. 6882 // This is probably because the system was stopped while 6883 // installd was in the middle of messing with its libs 6884 // directory. Ask installd to fix that. 6885 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6886 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6887 if (ret >= 0) { 6888 recovered = true; 6889 String msg = "Package " + pkg.packageName 6890 + " unexpectedly changed to uid 0; recovered to " + 6891 + pkg.applicationInfo.uid; 6892 reportSettingsProblem(Log.WARN, msg); 6893 } 6894 } 6895 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6896 || (scanFlags&SCAN_BOOTING) != 0)) { 6897 // If this is a system app, we can at least delete its 6898 // current data so the application will still work. 6899 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6900 if (ret >= 0) { 6901 // TODO: Kill the processes first 6902 // Old data gone! 6903 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6904 ? "System package " : "Third party package "; 6905 String msg = prefix + pkg.packageName 6906 + " has changed from uid: " 6907 + currentUid + " to " 6908 + pkg.applicationInfo.uid + "; old data erased"; 6909 reportSettingsProblem(Log.WARN, msg); 6910 recovered = true; 6911 6912 // And now re-install the app. 6913 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6914 pkg.applicationInfo.seinfo); 6915 if (ret == -1) { 6916 // Ack should not happen! 6917 msg = prefix + pkg.packageName 6918 + " could not have data directory re-created after delete."; 6919 reportSettingsProblem(Log.WARN, msg); 6920 throw new PackageManagerException( 6921 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6922 } 6923 } 6924 if (!recovered) { 6925 mHasSystemUidErrors = true; 6926 } 6927 } else if (!recovered) { 6928 // If we allow this install to proceed, we will be broken. 6929 // Abort, abort! 6930 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6931 "scanPackageLI"); 6932 } 6933 if (!recovered) { 6934 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6935 + pkg.applicationInfo.uid + "/fs_" 6936 + currentUid; 6937 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6938 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6939 String msg = "Package " + pkg.packageName 6940 + " has mismatched uid: " 6941 + currentUid + " on disk, " 6942 + pkg.applicationInfo.uid + " in settings"; 6943 // writer 6944 synchronized (mPackages) { 6945 mSettings.mReadMessages.append(msg); 6946 mSettings.mReadMessages.append('\n'); 6947 uidError = true; 6948 if (!pkgSetting.uidError) { 6949 reportSettingsProblem(Log.ERROR, msg); 6950 } 6951 } 6952 } 6953 } 6954 pkg.applicationInfo.dataDir = dataPath.getPath(); 6955 if (mShouldRestoreconData) { 6956 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6957 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6958 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6959 } 6960 } else { 6961 if (DEBUG_PACKAGE_SCANNING) { 6962 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6963 Log.v(TAG, "Want this data dir: " + dataPath); 6964 } 6965 //invoke installer to do the actual installation 6966 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6967 pkg.applicationInfo.seinfo); 6968 if (ret < 0) { 6969 // Error from installer 6970 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6971 "Unable to create data dirs [errorCode=" + ret + "]"); 6972 } 6973 6974 if (dataPath.exists()) { 6975 pkg.applicationInfo.dataDir = dataPath.getPath(); 6976 } else { 6977 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6978 pkg.applicationInfo.dataDir = null; 6979 } 6980 } 6981 6982 pkgSetting.uidError = uidError; 6983 } 6984 6985 final String path = scanFile.getPath(); 6986 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6987 6988 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6989 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6990 6991 // Some system apps still use directory structure for native libraries 6992 // in which case we might end up not detecting abi solely based on apk 6993 // structure. Try to detect abi based on directory structure. 6994 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6995 pkg.applicationInfo.primaryCpuAbi == null) { 6996 setBundledAppAbisAndRoots(pkg, pkgSetting); 6997 setNativeLibraryPaths(pkg); 6998 } 6999 7000 } else { 7001 if ((scanFlags & SCAN_MOVE) != 0) { 7002 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7003 // but we already have this packages package info in the PackageSetting. We just 7004 // use that and derive the native library path based on the new codepath. 7005 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7006 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7007 } 7008 7009 // Set native library paths again. For moves, the path will be updated based on the 7010 // ABIs we've determined above. For non-moves, the path will be updated based on the 7011 // ABIs we determined during compilation, but the path will depend on the final 7012 // package path (after the rename away from the stage path). 7013 setNativeLibraryPaths(pkg); 7014 } 7015 7016 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7017 final int[] userIds = sUserManager.getUserIds(); 7018 synchronized (mInstallLock) { 7019 // Make sure all user data directories are ready to roll; we're okay 7020 // if they already exist 7021 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7022 for (int userId : userIds) { 7023 if (userId != 0) { 7024 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7025 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7026 pkg.applicationInfo.seinfo); 7027 } 7028 } 7029 } 7030 7031 // Create a native library symlink only if we have native libraries 7032 // and if the native libraries are 32 bit libraries. We do not provide 7033 // this symlink for 64 bit libraries. 7034 if (pkg.applicationInfo.primaryCpuAbi != null && 7035 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7036 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7037 for (int userId : userIds) { 7038 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7039 nativeLibPath, userId) < 0) { 7040 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7041 "Failed linking native library dir (user=" + userId + ")"); 7042 } 7043 } 7044 } 7045 } 7046 7047 // This is a special case for the "system" package, where the ABI is 7048 // dictated by the zygote configuration (and init.rc). We should keep track 7049 // of this ABI so that we can deal with "normal" applications that run under 7050 // the same UID correctly. 7051 if (mPlatformPackage == pkg) { 7052 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7053 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7054 } 7055 7056 // If there's a mismatch between the abi-override in the package setting 7057 // and the abiOverride specified for the install. Warn about this because we 7058 // would've already compiled the app without taking the package setting into 7059 // account. 7060 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7061 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7062 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7063 " for package: " + pkg.packageName); 7064 } 7065 } 7066 7067 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7068 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7069 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7070 7071 // Copy the derived override back to the parsed package, so that we can 7072 // update the package settings accordingly. 7073 pkg.cpuAbiOverride = cpuAbiOverride; 7074 7075 if (DEBUG_ABI_SELECTION) { 7076 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7077 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7078 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7079 } 7080 7081 // Push the derived path down into PackageSettings so we know what to 7082 // clean up at uninstall time. 7083 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7084 7085 if (DEBUG_ABI_SELECTION) { 7086 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7087 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7088 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7089 } 7090 7091 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7092 // We don't do this here during boot because we can do it all 7093 // at once after scanning all existing packages. 7094 // 7095 // We also do this *before* we perform dexopt on this package, so that 7096 // we can avoid redundant dexopts, and also to make sure we've got the 7097 // code and package path correct. 7098 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7099 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7100 } 7101 7102 if ((scanFlags & SCAN_NO_DEX) == 0) { 7103 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7104 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7105 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7106 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7107 } 7108 } 7109 if (mFactoryTest && pkg.requestedPermissions.contains( 7110 android.Manifest.permission.FACTORY_TEST)) { 7111 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7112 } 7113 7114 ArrayList<PackageParser.Package> clientLibPkgs = null; 7115 7116 // writer 7117 synchronized (mPackages) { 7118 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7119 // Only system apps can add new shared libraries. 7120 if (pkg.libraryNames != null) { 7121 for (int i=0; i<pkg.libraryNames.size(); i++) { 7122 String name = pkg.libraryNames.get(i); 7123 boolean allowed = false; 7124 if (pkg.isUpdatedSystemApp()) { 7125 // New library entries can only be added through the 7126 // system image. This is important to get rid of a lot 7127 // of nasty edge cases: for example if we allowed a non- 7128 // system update of the app to add a library, then uninstalling 7129 // the update would make the library go away, and assumptions 7130 // we made such as through app install filtering would now 7131 // have allowed apps on the device which aren't compatible 7132 // with it. Better to just have the restriction here, be 7133 // conservative, and create many fewer cases that can negatively 7134 // impact the user experience. 7135 final PackageSetting sysPs = mSettings 7136 .getDisabledSystemPkgLPr(pkg.packageName); 7137 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7138 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7139 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7140 allowed = true; 7141 allowed = true; 7142 break; 7143 } 7144 } 7145 } 7146 } else { 7147 allowed = true; 7148 } 7149 if (allowed) { 7150 if (!mSharedLibraries.containsKey(name)) { 7151 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7152 } else if (!name.equals(pkg.packageName)) { 7153 Slog.w(TAG, "Package " + pkg.packageName + " library " 7154 + name + " already exists; skipping"); 7155 } 7156 } else { 7157 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7158 + name + " that is not declared on system image; skipping"); 7159 } 7160 } 7161 if ((scanFlags&SCAN_BOOTING) == 0) { 7162 // If we are not booting, we need to update any applications 7163 // that are clients of our shared library. If we are booting, 7164 // this will all be done once the scan is complete. 7165 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7166 } 7167 } 7168 } 7169 } 7170 7171 // We also need to dexopt any apps that are dependent on this library. Note that 7172 // if these fail, we should abort the install since installing the library will 7173 // result in some apps being broken. 7174 if (clientLibPkgs != null) { 7175 if ((scanFlags & SCAN_NO_DEX) == 0) { 7176 for (int i = 0; i < clientLibPkgs.size(); i++) { 7177 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7178 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7179 null /* instruction sets */, forceDex, 7180 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7181 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7182 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7183 "scanPackageLI failed to dexopt clientLibPkgs"); 7184 } 7185 } 7186 } 7187 } 7188 7189 // Request the ActivityManager to kill the process(only for existing packages) 7190 // so that we do not end up in a confused state while the user is still using the older 7191 // version of the application while the new one gets installed. 7192 if ((scanFlags & SCAN_REPLACING) != 0) { 7193 killApplication(pkg.applicationInfo.packageName, 7194 pkg.applicationInfo.uid, "replace pkg"); 7195 } 7196 7197 // Also need to kill any apps that are dependent on the library. 7198 if (clientLibPkgs != null) { 7199 for (int i=0; i<clientLibPkgs.size(); i++) { 7200 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7201 killApplication(clientPkg.applicationInfo.packageName, 7202 clientPkg.applicationInfo.uid, "update lib"); 7203 } 7204 } 7205 7206 // Make sure we're not adding any bogus keyset info 7207 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7208 ksms.assertScannedPackageValid(pkg); 7209 7210 // writer 7211 synchronized (mPackages) { 7212 // We don't expect installation to fail beyond this point 7213 7214 // Add the new setting to mSettings 7215 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7216 // Add the new setting to mPackages 7217 mPackages.put(pkg.applicationInfo.packageName, pkg); 7218 // Make sure we don't accidentally delete its data. 7219 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7220 while (iter.hasNext()) { 7221 PackageCleanItem item = iter.next(); 7222 if (pkgName.equals(item.packageName)) { 7223 iter.remove(); 7224 } 7225 } 7226 7227 // Take care of first install / last update times. 7228 if (currentTime != 0) { 7229 if (pkgSetting.firstInstallTime == 0) { 7230 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7231 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7232 pkgSetting.lastUpdateTime = currentTime; 7233 } 7234 } else if (pkgSetting.firstInstallTime == 0) { 7235 // We need *something*. Take time time stamp of the file. 7236 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7237 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7238 if (scanFileTime != pkgSetting.timeStamp) { 7239 // A package on the system image has changed; consider this 7240 // to be an update. 7241 pkgSetting.lastUpdateTime = scanFileTime; 7242 } 7243 } 7244 7245 // Add the package's KeySets to the global KeySetManagerService 7246 ksms.addScannedPackageLPw(pkg); 7247 7248 int N = pkg.providers.size(); 7249 StringBuilder r = null; 7250 int i; 7251 for (i=0; i<N; i++) { 7252 PackageParser.Provider p = pkg.providers.get(i); 7253 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7254 p.info.processName, pkg.applicationInfo.uid); 7255 mProviders.addProvider(p); 7256 p.syncable = p.info.isSyncable; 7257 if (p.info.authority != null) { 7258 String names[] = p.info.authority.split(";"); 7259 p.info.authority = null; 7260 for (int j = 0; j < names.length; j++) { 7261 if (j == 1 && p.syncable) { 7262 // We only want the first authority for a provider to possibly be 7263 // syncable, so if we already added this provider using a different 7264 // authority clear the syncable flag. We copy the provider before 7265 // changing it because the mProviders object contains a reference 7266 // to a provider that we don't want to change. 7267 // Only do this for the second authority since the resulting provider 7268 // object can be the same for all future authorities for this provider. 7269 p = new PackageParser.Provider(p); 7270 p.syncable = false; 7271 } 7272 if (!mProvidersByAuthority.containsKey(names[j])) { 7273 mProvidersByAuthority.put(names[j], p); 7274 if (p.info.authority == null) { 7275 p.info.authority = names[j]; 7276 } else { 7277 p.info.authority = p.info.authority + ";" + names[j]; 7278 } 7279 if (DEBUG_PACKAGE_SCANNING) { 7280 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7281 Log.d(TAG, "Registered content provider: " + names[j] 7282 + ", className = " + p.info.name + ", isSyncable = " 7283 + p.info.isSyncable); 7284 } 7285 } else { 7286 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7287 Slog.w(TAG, "Skipping provider name " + names[j] + 7288 " (in package " + pkg.applicationInfo.packageName + 7289 "): name already used by " 7290 + ((other != null && other.getComponentName() != null) 7291 ? other.getComponentName().getPackageName() : "?")); 7292 } 7293 } 7294 } 7295 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7296 if (r == null) { 7297 r = new StringBuilder(256); 7298 } else { 7299 r.append(' '); 7300 } 7301 r.append(p.info.name); 7302 } 7303 } 7304 if (r != null) { 7305 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7306 } 7307 7308 N = pkg.services.size(); 7309 r = null; 7310 for (i=0; i<N; i++) { 7311 PackageParser.Service s = pkg.services.get(i); 7312 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7313 s.info.processName, pkg.applicationInfo.uid); 7314 mServices.addService(s); 7315 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7316 if (r == null) { 7317 r = new StringBuilder(256); 7318 } else { 7319 r.append(' '); 7320 } 7321 r.append(s.info.name); 7322 } 7323 } 7324 if (r != null) { 7325 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7326 } 7327 7328 N = pkg.receivers.size(); 7329 r = null; 7330 for (i=0; i<N; i++) { 7331 PackageParser.Activity a = pkg.receivers.get(i); 7332 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7333 a.info.processName, pkg.applicationInfo.uid); 7334 mReceivers.addActivity(a, "receiver"); 7335 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7336 if (r == null) { 7337 r = new StringBuilder(256); 7338 } else { 7339 r.append(' '); 7340 } 7341 r.append(a.info.name); 7342 } 7343 } 7344 if (r != null) { 7345 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7346 } 7347 7348 N = pkg.activities.size(); 7349 r = null; 7350 for (i=0; i<N; i++) { 7351 PackageParser.Activity a = pkg.activities.get(i); 7352 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7353 a.info.processName, pkg.applicationInfo.uid); 7354 mActivities.addActivity(a, "activity"); 7355 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7356 if (r == null) { 7357 r = new StringBuilder(256); 7358 } else { 7359 r.append(' '); 7360 } 7361 r.append(a.info.name); 7362 } 7363 } 7364 if (r != null) { 7365 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7366 } 7367 7368 N = pkg.permissionGroups.size(); 7369 r = null; 7370 for (i=0; i<N; i++) { 7371 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7372 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7373 if (cur == null) { 7374 mPermissionGroups.put(pg.info.name, pg); 7375 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7376 if (r == null) { 7377 r = new StringBuilder(256); 7378 } else { 7379 r.append(' '); 7380 } 7381 r.append(pg.info.name); 7382 } 7383 } else { 7384 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7385 + pg.info.packageName + " ignored: original from " 7386 + cur.info.packageName); 7387 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7388 if (r == null) { 7389 r = new StringBuilder(256); 7390 } else { 7391 r.append(' '); 7392 } 7393 r.append("DUP:"); 7394 r.append(pg.info.name); 7395 } 7396 } 7397 } 7398 if (r != null) { 7399 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7400 } 7401 7402 N = pkg.permissions.size(); 7403 r = null; 7404 for (i=0; i<N; i++) { 7405 PackageParser.Permission p = pkg.permissions.get(i); 7406 7407 // Assume by default that we did not install this permission into the system. 7408 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7409 7410 // Now that permission groups have a special meaning, we ignore permission 7411 // groups for legacy apps to prevent unexpected behavior. In particular, 7412 // permissions for one app being granted to someone just becuase they happen 7413 // to be in a group defined by another app (before this had no implications). 7414 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7415 p.group = mPermissionGroups.get(p.info.group); 7416 // Warn for a permission in an unknown group. 7417 if (p.info.group != null && p.group == null) { 7418 Slog.w(TAG, "Permission " + p.info.name + " from package " 7419 + p.info.packageName + " in an unknown group " + p.info.group); 7420 } 7421 } 7422 7423 ArrayMap<String, BasePermission> permissionMap = 7424 p.tree ? mSettings.mPermissionTrees 7425 : mSettings.mPermissions; 7426 BasePermission bp = permissionMap.get(p.info.name); 7427 7428 // Allow system apps to redefine non-system permissions 7429 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7430 final boolean currentOwnerIsSystem = (bp.perm != null 7431 && isSystemApp(bp.perm.owner)); 7432 if (isSystemApp(p.owner)) { 7433 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7434 // It's a built-in permission and no owner, take ownership now 7435 bp.packageSetting = pkgSetting; 7436 bp.perm = p; 7437 bp.uid = pkg.applicationInfo.uid; 7438 bp.sourcePackage = p.info.packageName; 7439 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7440 } else if (!currentOwnerIsSystem) { 7441 String msg = "New decl " + p.owner + " of permission " 7442 + p.info.name + " is system; overriding " + bp.sourcePackage; 7443 reportSettingsProblem(Log.WARN, msg); 7444 bp = null; 7445 } 7446 } 7447 } 7448 7449 if (bp == null) { 7450 bp = new BasePermission(p.info.name, p.info.packageName, 7451 BasePermission.TYPE_NORMAL); 7452 permissionMap.put(p.info.name, bp); 7453 } 7454 7455 if (bp.perm == null) { 7456 if (bp.sourcePackage == null 7457 || bp.sourcePackage.equals(p.info.packageName)) { 7458 BasePermission tree = findPermissionTreeLP(p.info.name); 7459 if (tree == null 7460 || tree.sourcePackage.equals(p.info.packageName)) { 7461 bp.packageSetting = pkgSetting; 7462 bp.perm = p; 7463 bp.uid = pkg.applicationInfo.uid; 7464 bp.sourcePackage = p.info.packageName; 7465 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7466 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7467 if (r == null) { 7468 r = new StringBuilder(256); 7469 } else { 7470 r.append(' '); 7471 } 7472 r.append(p.info.name); 7473 } 7474 } else { 7475 Slog.w(TAG, "Permission " + p.info.name + " from package " 7476 + p.info.packageName + " ignored: base tree " 7477 + tree.name + " is from package " 7478 + tree.sourcePackage); 7479 } 7480 } else { 7481 Slog.w(TAG, "Permission " + p.info.name + " from package " 7482 + p.info.packageName + " ignored: original from " 7483 + bp.sourcePackage); 7484 } 7485 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7486 if (r == null) { 7487 r = new StringBuilder(256); 7488 } else { 7489 r.append(' '); 7490 } 7491 r.append("DUP:"); 7492 r.append(p.info.name); 7493 } 7494 if (bp.perm == p) { 7495 bp.protectionLevel = p.info.protectionLevel; 7496 } 7497 } 7498 7499 if (r != null) { 7500 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7501 } 7502 7503 N = pkg.instrumentation.size(); 7504 r = null; 7505 for (i=0; i<N; i++) { 7506 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7507 a.info.packageName = pkg.applicationInfo.packageName; 7508 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7509 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7510 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7511 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7512 a.info.dataDir = pkg.applicationInfo.dataDir; 7513 7514 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7515 // need other information about the application, like the ABI and what not ? 7516 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7517 mInstrumentation.put(a.getComponentName(), a); 7518 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7519 if (r == null) { 7520 r = new StringBuilder(256); 7521 } else { 7522 r.append(' '); 7523 } 7524 r.append(a.info.name); 7525 } 7526 } 7527 if (r != null) { 7528 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7529 } 7530 7531 if (pkg.protectedBroadcasts != null) { 7532 N = pkg.protectedBroadcasts.size(); 7533 for (i=0; i<N; i++) { 7534 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7535 } 7536 } 7537 7538 pkgSetting.setTimeStamp(scanFileTime); 7539 7540 // Create idmap files for pairs of (packages, overlay packages). 7541 // Note: "android", ie framework-res.apk, is handled by native layers. 7542 if (pkg.mOverlayTarget != null) { 7543 // This is an overlay package. 7544 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7545 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7546 mOverlays.put(pkg.mOverlayTarget, 7547 new ArrayMap<String, PackageParser.Package>()); 7548 } 7549 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7550 map.put(pkg.packageName, pkg); 7551 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7552 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7553 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7554 "scanPackageLI failed to createIdmap"); 7555 } 7556 } 7557 } else if (mOverlays.containsKey(pkg.packageName) && 7558 !pkg.packageName.equals("android")) { 7559 // This is a regular package, with one or more known overlay packages. 7560 createIdmapsForPackageLI(pkg); 7561 } 7562 } 7563 7564 return pkg; 7565 } 7566 7567 /** 7568 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7569 * is derived purely on the basis of the contents of {@code scanFile} and 7570 * {@code cpuAbiOverride}. 7571 * 7572 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7573 */ 7574 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7575 String cpuAbiOverride, boolean extractLibs) 7576 throws PackageManagerException { 7577 // TODO: We can probably be smarter about this stuff. For installed apps, 7578 // we can calculate this information at install time once and for all. For 7579 // system apps, we can probably assume that this information doesn't change 7580 // after the first boot scan. As things stand, we do lots of unnecessary work. 7581 7582 // Give ourselves some initial paths; we'll come back for another 7583 // pass once we've determined ABI below. 7584 setNativeLibraryPaths(pkg); 7585 7586 // We would never need to extract libs for forward-locked and external packages, 7587 // since the container service will do it for us. We shouldn't attempt to 7588 // extract libs from system app when it was not updated. 7589 if (pkg.isForwardLocked() || isExternal(pkg) || 7590 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7591 extractLibs = false; 7592 } 7593 7594 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7595 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7596 7597 NativeLibraryHelper.Handle handle = null; 7598 try { 7599 handle = NativeLibraryHelper.Handle.create(scanFile); 7600 // TODO(multiArch): This can be null for apps that didn't go through the 7601 // usual installation process. We can calculate it again, like we 7602 // do during install time. 7603 // 7604 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7605 // unnecessary. 7606 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7607 7608 // Null out the abis so that they can be recalculated. 7609 pkg.applicationInfo.primaryCpuAbi = null; 7610 pkg.applicationInfo.secondaryCpuAbi = null; 7611 if (isMultiArch(pkg.applicationInfo)) { 7612 // Warn if we've set an abiOverride for multi-lib packages.. 7613 // By definition, we need to copy both 32 and 64 bit libraries for 7614 // such packages. 7615 if (pkg.cpuAbiOverride != null 7616 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7617 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7618 } 7619 7620 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7621 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7622 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7623 if (extractLibs) { 7624 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7625 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7626 useIsaSpecificSubdirs); 7627 } else { 7628 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7629 } 7630 } 7631 7632 maybeThrowExceptionForMultiArchCopy( 7633 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7634 7635 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7636 if (extractLibs) { 7637 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7638 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7639 useIsaSpecificSubdirs); 7640 } else { 7641 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7642 } 7643 } 7644 7645 maybeThrowExceptionForMultiArchCopy( 7646 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7647 7648 if (abi64 >= 0) { 7649 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7650 } 7651 7652 if (abi32 >= 0) { 7653 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7654 if (abi64 >= 0) { 7655 pkg.applicationInfo.secondaryCpuAbi = abi; 7656 } else { 7657 pkg.applicationInfo.primaryCpuAbi = abi; 7658 } 7659 } 7660 } else { 7661 String[] abiList = (cpuAbiOverride != null) ? 7662 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7663 7664 // Enable gross and lame hacks for apps that are built with old 7665 // SDK tools. We must scan their APKs for renderscript bitcode and 7666 // not launch them if it's present. Don't bother checking on devices 7667 // that don't have 64 bit support. 7668 boolean needsRenderScriptOverride = false; 7669 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7670 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7671 abiList = Build.SUPPORTED_32_BIT_ABIS; 7672 needsRenderScriptOverride = true; 7673 } 7674 7675 final int copyRet; 7676 if (extractLibs) { 7677 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7678 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7679 } else { 7680 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7681 } 7682 7683 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7684 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7685 "Error unpackaging native libs for app, errorCode=" + copyRet); 7686 } 7687 7688 if (copyRet >= 0) { 7689 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7690 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7691 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7692 } else if (needsRenderScriptOverride) { 7693 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7694 } 7695 } 7696 } catch (IOException ioe) { 7697 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7698 } finally { 7699 IoUtils.closeQuietly(handle); 7700 } 7701 7702 // Now that we've calculated the ABIs and determined if it's an internal app, 7703 // we will go ahead and populate the nativeLibraryPath. 7704 setNativeLibraryPaths(pkg); 7705 } 7706 7707 /** 7708 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7709 * i.e, so that all packages can be run inside a single process if required. 7710 * 7711 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7712 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7713 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7714 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7715 * updating a package that belongs to a shared user. 7716 * 7717 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7718 * adds unnecessary complexity. 7719 */ 7720 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7721 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7722 String requiredInstructionSet = null; 7723 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7724 requiredInstructionSet = VMRuntime.getInstructionSet( 7725 scannedPackage.applicationInfo.primaryCpuAbi); 7726 } 7727 7728 PackageSetting requirer = null; 7729 for (PackageSetting ps : packagesForUser) { 7730 // If packagesForUser contains scannedPackage, we skip it. This will happen 7731 // when scannedPackage is an update of an existing package. Without this check, 7732 // we will never be able to change the ABI of any package belonging to a shared 7733 // user, even if it's compatible with other packages. 7734 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7735 if (ps.primaryCpuAbiString == null) { 7736 continue; 7737 } 7738 7739 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7740 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7741 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7742 // this but there's not much we can do. 7743 String errorMessage = "Instruction set mismatch, " 7744 + ((requirer == null) ? "[caller]" : requirer) 7745 + " requires " + requiredInstructionSet + " whereas " + ps 7746 + " requires " + instructionSet; 7747 Slog.w(TAG, errorMessage); 7748 } 7749 7750 if (requiredInstructionSet == null) { 7751 requiredInstructionSet = instructionSet; 7752 requirer = ps; 7753 } 7754 } 7755 } 7756 7757 if (requiredInstructionSet != null) { 7758 String adjustedAbi; 7759 if (requirer != null) { 7760 // requirer != null implies that either scannedPackage was null or that scannedPackage 7761 // did not require an ABI, in which case we have to adjust scannedPackage to match 7762 // the ABI of the set (which is the same as requirer's ABI) 7763 adjustedAbi = requirer.primaryCpuAbiString; 7764 if (scannedPackage != null) { 7765 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7766 } 7767 } else { 7768 // requirer == null implies that we're updating all ABIs in the set to 7769 // match scannedPackage. 7770 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7771 } 7772 7773 for (PackageSetting ps : packagesForUser) { 7774 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7775 if (ps.primaryCpuAbiString != null) { 7776 continue; 7777 } 7778 7779 ps.primaryCpuAbiString = adjustedAbi; 7780 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7781 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7782 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7783 7784 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7785 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7786 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7787 ps.primaryCpuAbiString = null; 7788 ps.pkg.applicationInfo.primaryCpuAbi = null; 7789 return; 7790 } else { 7791 mInstaller.rmdex(ps.codePathString, 7792 getDexCodeInstructionSet(getPreferredInstructionSet())); 7793 } 7794 } 7795 } 7796 } 7797 } 7798 } 7799 7800 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7801 synchronized (mPackages) { 7802 mResolverReplaced = true; 7803 // Set up information for custom user intent resolution activity. 7804 mResolveActivity.applicationInfo = pkg.applicationInfo; 7805 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7806 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7807 mResolveActivity.processName = pkg.applicationInfo.packageName; 7808 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7809 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7810 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7811 mResolveActivity.theme = 0; 7812 mResolveActivity.exported = true; 7813 mResolveActivity.enabled = true; 7814 mResolveInfo.activityInfo = mResolveActivity; 7815 mResolveInfo.priority = 0; 7816 mResolveInfo.preferredOrder = 0; 7817 mResolveInfo.match = 0; 7818 mResolveComponentName = mCustomResolverComponentName; 7819 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7820 mResolveComponentName); 7821 } 7822 } 7823 7824 private static String calculateBundledApkRoot(final String codePathString) { 7825 final File codePath = new File(codePathString); 7826 final File codeRoot; 7827 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7828 codeRoot = Environment.getRootDirectory(); 7829 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7830 codeRoot = Environment.getOemDirectory(); 7831 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7832 codeRoot = Environment.getVendorDirectory(); 7833 } else { 7834 // Unrecognized code path; take its top real segment as the apk root: 7835 // e.g. /something/app/blah.apk => /something 7836 try { 7837 File f = codePath.getCanonicalFile(); 7838 File parent = f.getParentFile(); // non-null because codePath is a file 7839 File tmp; 7840 while ((tmp = parent.getParentFile()) != null) { 7841 f = parent; 7842 parent = tmp; 7843 } 7844 codeRoot = f; 7845 Slog.w(TAG, "Unrecognized code path " 7846 + codePath + " - using " + codeRoot); 7847 } catch (IOException e) { 7848 // Can't canonicalize the code path -- shenanigans? 7849 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7850 return Environment.getRootDirectory().getPath(); 7851 } 7852 } 7853 return codeRoot.getPath(); 7854 } 7855 7856 /** 7857 * Derive and set the location of native libraries for the given package, 7858 * which varies depending on where and how the package was installed. 7859 */ 7860 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7861 final ApplicationInfo info = pkg.applicationInfo; 7862 final String codePath = pkg.codePath; 7863 final File codeFile = new File(codePath); 7864 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7865 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7866 7867 info.nativeLibraryRootDir = null; 7868 info.nativeLibraryRootRequiresIsa = false; 7869 info.nativeLibraryDir = null; 7870 info.secondaryNativeLibraryDir = null; 7871 7872 if (isApkFile(codeFile)) { 7873 // Monolithic install 7874 if (bundledApp) { 7875 // If "/system/lib64/apkname" exists, assume that is the per-package 7876 // native library directory to use; otherwise use "/system/lib/apkname". 7877 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7878 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7879 getPrimaryInstructionSet(info)); 7880 7881 // This is a bundled system app so choose the path based on the ABI. 7882 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7883 // is just the default path. 7884 final String apkName = deriveCodePathName(codePath); 7885 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7886 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7887 apkName).getAbsolutePath(); 7888 7889 if (info.secondaryCpuAbi != null) { 7890 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7891 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7892 secondaryLibDir, apkName).getAbsolutePath(); 7893 } 7894 } else if (asecApp) { 7895 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7896 .getAbsolutePath(); 7897 } else { 7898 final String apkName = deriveCodePathName(codePath); 7899 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7900 .getAbsolutePath(); 7901 } 7902 7903 info.nativeLibraryRootRequiresIsa = false; 7904 info.nativeLibraryDir = info.nativeLibraryRootDir; 7905 } else { 7906 // Cluster install 7907 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7908 info.nativeLibraryRootRequiresIsa = true; 7909 7910 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7911 getPrimaryInstructionSet(info)).getAbsolutePath(); 7912 7913 if (info.secondaryCpuAbi != null) { 7914 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7915 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7916 } 7917 } 7918 } 7919 7920 /** 7921 * Calculate the abis and roots for a bundled app. These can uniquely 7922 * be determined from the contents of the system partition, i.e whether 7923 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7924 * of this information, and instead assume that the system was built 7925 * sensibly. 7926 */ 7927 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7928 PackageSetting pkgSetting) { 7929 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7930 7931 // If "/system/lib64/apkname" exists, assume that is the per-package 7932 // native library directory to use; otherwise use "/system/lib/apkname". 7933 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7934 setBundledAppAbi(pkg, apkRoot, apkName); 7935 // pkgSetting might be null during rescan following uninstall of updates 7936 // to a bundled app, so accommodate that possibility. The settings in 7937 // that case will be established later from the parsed package. 7938 // 7939 // If the settings aren't null, sync them up with what we've just derived. 7940 // note that apkRoot isn't stored in the package settings. 7941 if (pkgSetting != null) { 7942 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7943 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7944 } 7945 } 7946 7947 /** 7948 * Deduces the ABI of a bundled app and sets the relevant fields on the 7949 * parsed pkg object. 7950 * 7951 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7952 * under which system libraries are installed. 7953 * @param apkName the name of the installed package. 7954 */ 7955 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7956 final File codeFile = new File(pkg.codePath); 7957 7958 final boolean has64BitLibs; 7959 final boolean has32BitLibs; 7960 if (isApkFile(codeFile)) { 7961 // Monolithic install 7962 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7963 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7964 } else { 7965 // Cluster install 7966 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7967 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7968 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7969 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7970 has64BitLibs = (new File(rootDir, isa)).exists(); 7971 } else { 7972 has64BitLibs = false; 7973 } 7974 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7975 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7976 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7977 has32BitLibs = (new File(rootDir, isa)).exists(); 7978 } else { 7979 has32BitLibs = false; 7980 } 7981 } 7982 7983 if (has64BitLibs && !has32BitLibs) { 7984 // The package has 64 bit libs, but not 32 bit libs. Its primary 7985 // ABI should be 64 bit. We can safely assume here that the bundled 7986 // native libraries correspond to the most preferred ABI in the list. 7987 7988 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7989 pkg.applicationInfo.secondaryCpuAbi = null; 7990 } else if (has32BitLibs && !has64BitLibs) { 7991 // The package has 32 bit libs but not 64 bit libs. Its primary 7992 // ABI should be 32 bit. 7993 7994 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7995 pkg.applicationInfo.secondaryCpuAbi = null; 7996 } else if (has32BitLibs && has64BitLibs) { 7997 // The application has both 64 and 32 bit bundled libraries. We check 7998 // here that the app declares multiArch support, and warn if it doesn't. 7999 // 8000 // We will be lenient here and record both ABIs. The primary will be the 8001 // ABI that's higher on the list, i.e, a device that's configured to prefer 8002 // 64 bit apps will see a 64 bit primary ABI, 8003 8004 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8005 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8006 } 8007 8008 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8009 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8010 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8011 } else { 8012 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8013 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8014 } 8015 } else { 8016 pkg.applicationInfo.primaryCpuAbi = null; 8017 pkg.applicationInfo.secondaryCpuAbi = null; 8018 } 8019 } 8020 8021 private void killApplication(String pkgName, int appId, String reason) { 8022 // Request the ActivityManager to kill the process(only for existing packages) 8023 // so that we do not end up in a confused state while the user is still using the older 8024 // version of the application while the new one gets installed. 8025 IActivityManager am = ActivityManagerNative.getDefault(); 8026 if (am != null) { 8027 try { 8028 am.killApplicationWithAppId(pkgName, appId, reason); 8029 } catch (RemoteException e) { 8030 } 8031 } 8032 } 8033 8034 void removePackageLI(PackageSetting ps, boolean chatty) { 8035 if (DEBUG_INSTALL) { 8036 if (chatty) 8037 Log.d(TAG, "Removing package " + ps.name); 8038 } 8039 8040 // writer 8041 synchronized (mPackages) { 8042 mPackages.remove(ps.name); 8043 final PackageParser.Package pkg = ps.pkg; 8044 if (pkg != null) { 8045 cleanPackageDataStructuresLILPw(pkg, chatty); 8046 } 8047 } 8048 } 8049 8050 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8051 if (DEBUG_INSTALL) { 8052 if (chatty) 8053 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8054 } 8055 8056 // writer 8057 synchronized (mPackages) { 8058 mPackages.remove(pkg.applicationInfo.packageName); 8059 cleanPackageDataStructuresLILPw(pkg, chatty); 8060 } 8061 } 8062 8063 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8064 int N = pkg.providers.size(); 8065 StringBuilder r = null; 8066 int i; 8067 for (i=0; i<N; i++) { 8068 PackageParser.Provider p = pkg.providers.get(i); 8069 mProviders.removeProvider(p); 8070 if (p.info.authority == null) { 8071 8072 /* There was another ContentProvider with this authority when 8073 * this app was installed so this authority is null, 8074 * Ignore it as we don't have to unregister the provider. 8075 */ 8076 continue; 8077 } 8078 String names[] = p.info.authority.split(";"); 8079 for (int j = 0; j < names.length; j++) { 8080 if (mProvidersByAuthority.get(names[j]) == p) { 8081 mProvidersByAuthority.remove(names[j]); 8082 if (DEBUG_REMOVE) { 8083 if (chatty) 8084 Log.d(TAG, "Unregistered content provider: " + names[j] 8085 + ", className = " + p.info.name + ", isSyncable = " 8086 + p.info.isSyncable); 8087 } 8088 } 8089 } 8090 if (DEBUG_REMOVE && chatty) { 8091 if (r == null) { 8092 r = new StringBuilder(256); 8093 } else { 8094 r.append(' '); 8095 } 8096 r.append(p.info.name); 8097 } 8098 } 8099 if (r != null) { 8100 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8101 } 8102 8103 N = pkg.services.size(); 8104 r = null; 8105 for (i=0; i<N; i++) { 8106 PackageParser.Service s = pkg.services.get(i); 8107 mServices.removeService(s); 8108 if (chatty) { 8109 if (r == null) { 8110 r = new StringBuilder(256); 8111 } else { 8112 r.append(' '); 8113 } 8114 r.append(s.info.name); 8115 } 8116 } 8117 if (r != null) { 8118 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8119 } 8120 8121 N = pkg.receivers.size(); 8122 r = null; 8123 for (i=0; i<N; i++) { 8124 PackageParser.Activity a = pkg.receivers.get(i); 8125 mReceivers.removeActivity(a, "receiver"); 8126 if (DEBUG_REMOVE && chatty) { 8127 if (r == null) { 8128 r = new StringBuilder(256); 8129 } else { 8130 r.append(' '); 8131 } 8132 r.append(a.info.name); 8133 } 8134 } 8135 if (r != null) { 8136 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8137 } 8138 8139 N = pkg.activities.size(); 8140 r = null; 8141 for (i=0; i<N; i++) { 8142 PackageParser.Activity a = pkg.activities.get(i); 8143 mActivities.removeActivity(a, "activity"); 8144 if (DEBUG_REMOVE && chatty) { 8145 if (r == null) { 8146 r = new StringBuilder(256); 8147 } else { 8148 r.append(' '); 8149 } 8150 r.append(a.info.name); 8151 } 8152 } 8153 if (r != null) { 8154 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8155 } 8156 8157 N = pkg.permissions.size(); 8158 r = null; 8159 for (i=0; i<N; i++) { 8160 PackageParser.Permission p = pkg.permissions.get(i); 8161 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8162 if (bp == null) { 8163 bp = mSettings.mPermissionTrees.get(p.info.name); 8164 } 8165 if (bp != null && bp.perm == p) { 8166 bp.perm = null; 8167 if (DEBUG_REMOVE && chatty) { 8168 if (r == null) { 8169 r = new StringBuilder(256); 8170 } else { 8171 r.append(' '); 8172 } 8173 r.append(p.info.name); 8174 } 8175 } 8176 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8177 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8178 if (appOpPerms != null) { 8179 appOpPerms.remove(pkg.packageName); 8180 } 8181 } 8182 } 8183 if (r != null) { 8184 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8185 } 8186 8187 N = pkg.requestedPermissions.size(); 8188 r = null; 8189 for (i=0; i<N; i++) { 8190 String perm = pkg.requestedPermissions.get(i); 8191 BasePermission bp = mSettings.mPermissions.get(perm); 8192 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8193 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8194 if (appOpPerms != null) { 8195 appOpPerms.remove(pkg.packageName); 8196 if (appOpPerms.isEmpty()) { 8197 mAppOpPermissionPackages.remove(perm); 8198 } 8199 } 8200 } 8201 } 8202 if (r != null) { 8203 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8204 } 8205 8206 N = pkg.instrumentation.size(); 8207 r = null; 8208 for (i=0; i<N; i++) { 8209 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8210 mInstrumentation.remove(a.getComponentName()); 8211 if (DEBUG_REMOVE && chatty) { 8212 if (r == null) { 8213 r = new StringBuilder(256); 8214 } else { 8215 r.append(' '); 8216 } 8217 r.append(a.info.name); 8218 } 8219 } 8220 if (r != null) { 8221 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8222 } 8223 8224 r = null; 8225 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8226 // Only system apps can hold shared libraries. 8227 if (pkg.libraryNames != null) { 8228 for (i=0; i<pkg.libraryNames.size(); i++) { 8229 String name = pkg.libraryNames.get(i); 8230 SharedLibraryEntry cur = mSharedLibraries.get(name); 8231 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8232 mSharedLibraries.remove(name); 8233 if (DEBUG_REMOVE && chatty) { 8234 if (r == null) { 8235 r = new StringBuilder(256); 8236 } else { 8237 r.append(' '); 8238 } 8239 r.append(name); 8240 } 8241 } 8242 } 8243 } 8244 } 8245 if (r != null) { 8246 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8247 } 8248 } 8249 8250 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8251 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8252 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8253 return true; 8254 } 8255 } 8256 return false; 8257 } 8258 8259 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8260 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8261 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8262 8263 private void updatePermissionsLPw(String changingPkg, 8264 PackageParser.Package pkgInfo, int flags) { 8265 // Make sure there are no dangling permission trees. 8266 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8267 while (it.hasNext()) { 8268 final BasePermission bp = it.next(); 8269 if (bp.packageSetting == null) { 8270 // We may not yet have parsed the package, so just see if 8271 // we still know about its settings. 8272 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8273 } 8274 if (bp.packageSetting == null) { 8275 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8276 + " from package " + bp.sourcePackage); 8277 it.remove(); 8278 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8279 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8280 Slog.i(TAG, "Removing old permission tree: " + bp.name 8281 + " from package " + bp.sourcePackage); 8282 flags |= UPDATE_PERMISSIONS_ALL; 8283 it.remove(); 8284 } 8285 } 8286 } 8287 8288 // Make sure all dynamic permissions have been assigned to a package, 8289 // and make sure there are no dangling permissions. 8290 it = mSettings.mPermissions.values().iterator(); 8291 while (it.hasNext()) { 8292 final BasePermission bp = it.next(); 8293 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8294 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8295 + bp.name + " pkg=" + bp.sourcePackage 8296 + " info=" + bp.pendingInfo); 8297 if (bp.packageSetting == null && bp.pendingInfo != null) { 8298 final BasePermission tree = findPermissionTreeLP(bp.name); 8299 if (tree != null && tree.perm != null) { 8300 bp.packageSetting = tree.packageSetting; 8301 bp.perm = new PackageParser.Permission(tree.perm.owner, 8302 new PermissionInfo(bp.pendingInfo)); 8303 bp.perm.info.packageName = tree.perm.info.packageName; 8304 bp.perm.info.name = bp.name; 8305 bp.uid = tree.uid; 8306 } 8307 } 8308 } 8309 if (bp.packageSetting == null) { 8310 // We may not yet have parsed the package, so just see if 8311 // we still know about its settings. 8312 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8313 } 8314 if (bp.packageSetting == null) { 8315 Slog.w(TAG, "Removing dangling permission: " + bp.name 8316 + " from package " + bp.sourcePackage); 8317 it.remove(); 8318 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8319 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8320 Slog.i(TAG, "Removing old permission: " + bp.name 8321 + " from package " + bp.sourcePackage); 8322 flags |= UPDATE_PERMISSIONS_ALL; 8323 it.remove(); 8324 } 8325 } 8326 } 8327 8328 // Now update the permissions for all packages, in particular 8329 // replace the granted permissions of the system packages. 8330 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8331 for (PackageParser.Package pkg : mPackages.values()) { 8332 if (pkg != pkgInfo) { 8333 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8334 changingPkg); 8335 } 8336 } 8337 } 8338 8339 if (pkgInfo != null) { 8340 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8341 } 8342 } 8343 8344 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8345 String packageOfInterest) { 8346 // IMPORTANT: There are two types of permissions: install and runtime. 8347 // Install time permissions are granted when the app is installed to 8348 // all device users and users added in the future. Runtime permissions 8349 // are granted at runtime explicitly to specific users. Normal and signature 8350 // protected permissions are install time permissions. Dangerous permissions 8351 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8352 // otherwise they are runtime permissions. This function does not manage 8353 // runtime permissions except for the case an app targeting Lollipop MR1 8354 // being upgraded to target a newer SDK, in which case dangerous permissions 8355 // are transformed from install time to runtime ones. 8356 8357 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8358 if (ps == null) { 8359 return; 8360 } 8361 8362 PermissionsState permissionsState = ps.getPermissionsState(); 8363 PermissionsState origPermissions = permissionsState; 8364 8365 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8366 8367 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8368 8369 boolean changedInstallPermission = false; 8370 8371 if (replace) { 8372 ps.installPermissionsFixed = false; 8373 if (!ps.isSharedUser()) { 8374 origPermissions = new PermissionsState(permissionsState); 8375 permissionsState.reset(); 8376 } 8377 } 8378 8379 permissionsState.setGlobalGids(mGlobalGids); 8380 8381 final int N = pkg.requestedPermissions.size(); 8382 for (int i=0; i<N; i++) { 8383 final String name = pkg.requestedPermissions.get(i); 8384 final BasePermission bp = mSettings.mPermissions.get(name); 8385 8386 if (DEBUG_INSTALL) { 8387 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8388 } 8389 8390 if (bp == null || bp.packageSetting == null) { 8391 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8392 Slog.w(TAG, "Unknown permission " + name 8393 + " in package " + pkg.packageName); 8394 } 8395 continue; 8396 } 8397 8398 final String perm = bp.name; 8399 boolean allowedSig = false; 8400 int grant = GRANT_DENIED; 8401 8402 // Keep track of app op permissions. 8403 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8404 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8405 if (pkgs == null) { 8406 pkgs = new ArraySet<>(); 8407 mAppOpPermissionPackages.put(bp.name, pkgs); 8408 } 8409 pkgs.add(pkg.packageName); 8410 } 8411 8412 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8413 switch (level) { 8414 case PermissionInfo.PROTECTION_NORMAL: { 8415 // For all apps normal permissions are install time ones. 8416 grant = GRANT_INSTALL; 8417 } break; 8418 8419 case PermissionInfo.PROTECTION_DANGEROUS: { 8420 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8421 // For legacy apps dangerous permissions are install time ones. 8422 grant = GRANT_INSTALL_LEGACY; 8423 } else if (origPermissions.hasInstallPermission(bp.name)) { 8424 // For legacy apps that became modern, install becomes runtime. 8425 grant = GRANT_UPGRADE; 8426 } else if (mPromoteSystemApps 8427 && isSystemApp(ps) 8428 && mExistingSystemPackages.contains(ps.name)) { 8429 // For legacy system apps, install becomes runtime. 8430 // We cannot check hasInstallPermission() for system apps since those 8431 // permissions were granted implicitly and not persisted pre-M. 8432 grant = GRANT_UPGRADE; 8433 } else { 8434 // For modern apps keep runtime permissions unchanged. 8435 grant = GRANT_RUNTIME; 8436 } 8437 } break; 8438 8439 case PermissionInfo.PROTECTION_SIGNATURE: { 8440 // For all apps signature permissions are install time ones. 8441 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8442 if (allowedSig) { 8443 grant = GRANT_INSTALL; 8444 } 8445 } break; 8446 } 8447 8448 if (DEBUG_INSTALL) { 8449 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8450 } 8451 8452 if (grant != GRANT_DENIED) { 8453 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8454 // If this is an existing, non-system package, then 8455 // we can't add any new permissions to it. 8456 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8457 // Except... if this is a permission that was added 8458 // to the platform (note: need to only do this when 8459 // updating the platform). 8460 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8461 grant = GRANT_DENIED; 8462 } 8463 } 8464 } 8465 8466 switch (grant) { 8467 case GRANT_INSTALL: { 8468 // Revoke this as runtime permission to handle the case of 8469 // a runtime permission being downgraded to an install one. 8470 for (int userId : UserManagerService.getInstance().getUserIds()) { 8471 if (origPermissions.getRuntimePermissionState( 8472 bp.name, userId) != null) { 8473 // Revoke the runtime permission and clear the flags. 8474 origPermissions.revokeRuntimePermission(bp, userId); 8475 origPermissions.updatePermissionFlags(bp, userId, 8476 PackageManager.MASK_PERMISSION_FLAGS, 0); 8477 // If we revoked a permission permission, we have to write. 8478 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8479 changedRuntimePermissionUserIds, userId); 8480 } 8481 } 8482 // Grant an install permission. 8483 if (permissionsState.grantInstallPermission(bp) != 8484 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8485 changedInstallPermission = true; 8486 } 8487 } break; 8488 8489 case GRANT_INSTALL_LEGACY: { 8490 // Grant an install permission. 8491 if (permissionsState.grantInstallPermission(bp) != 8492 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8493 changedInstallPermission = true; 8494 } 8495 } break; 8496 8497 case GRANT_RUNTIME: { 8498 // Grant previously granted runtime permissions. 8499 for (int userId : UserManagerService.getInstance().getUserIds()) { 8500 PermissionState permissionState = origPermissions 8501 .getRuntimePermissionState(bp.name, userId); 8502 final int flags = permissionState != null 8503 ? permissionState.getFlags() : 0; 8504 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8505 if (permissionsState.grantRuntimePermission(bp, userId) == 8506 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8507 // If we cannot put the permission as it was, we have to write. 8508 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8509 changedRuntimePermissionUserIds, userId); 8510 } 8511 } 8512 // Propagate the permission flags. 8513 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8514 } 8515 } break; 8516 8517 case GRANT_UPGRADE: { 8518 // Grant runtime permissions for a previously held install permission. 8519 PermissionState permissionState = origPermissions 8520 .getInstallPermissionState(bp.name); 8521 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8522 8523 if (origPermissions.revokeInstallPermission(bp) 8524 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8525 // We will be transferring the permission flags, so clear them. 8526 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8527 PackageManager.MASK_PERMISSION_FLAGS, 0); 8528 changedInstallPermission = true; 8529 } 8530 8531 // If the permission is not to be promoted to runtime we ignore it and 8532 // also its other flags as they are not applicable to install permissions. 8533 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8534 for (int userId : currentUserIds) { 8535 if (permissionsState.grantRuntimePermission(bp, userId) != 8536 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8537 // Transfer the permission flags. 8538 permissionsState.updatePermissionFlags(bp, userId, 8539 flags, flags); 8540 // If we granted the permission, we have to write. 8541 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8542 changedRuntimePermissionUserIds, userId); 8543 } 8544 } 8545 } 8546 } break; 8547 8548 default: { 8549 if (packageOfInterest == null 8550 || packageOfInterest.equals(pkg.packageName)) { 8551 Slog.w(TAG, "Not granting permission " + perm 8552 + " to package " + pkg.packageName 8553 + " because it was previously installed without"); 8554 } 8555 } break; 8556 } 8557 } else { 8558 if (permissionsState.revokeInstallPermission(bp) != 8559 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8560 // Also drop the permission flags. 8561 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8562 PackageManager.MASK_PERMISSION_FLAGS, 0); 8563 changedInstallPermission = true; 8564 Slog.i(TAG, "Un-granting permission " + perm 8565 + " from package " + pkg.packageName 8566 + " (protectionLevel=" + bp.protectionLevel 8567 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8568 + ")"); 8569 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8570 // Don't print warning for app op permissions, since it is fine for them 8571 // not to be granted, there is a UI for the user to decide. 8572 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8573 Slog.w(TAG, "Not granting permission " + perm 8574 + " to package " + pkg.packageName 8575 + " (protectionLevel=" + bp.protectionLevel 8576 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8577 + ")"); 8578 } 8579 } 8580 } 8581 } 8582 8583 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8584 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8585 // This is the first that we have heard about this package, so the 8586 // permissions we have now selected are fixed until explicitly 8587 // changed. 8588 ps.installPermissionsFixed = true; 8589 } 8590 8591 // Persist the runtime permissions state for users with changes. 8592 for (int userId : changedRuntimePermissionUserIds) { 8593 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8594 } 8595 } 8596 8597 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8598 boolean allowed = false; 8599 final int NP = PackageParser.NEW_PERMISSIONS.length; 8600 for (int ip=0; ip<NP; ip++) { 8601 final PackageParser.NewPermissionInfo npi 8602 = PackageParser.NEW_PERMISSIONS[ip]; 8603 if (npi.name.equals(perm) 8604 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8605 allowed = true; 8606 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8607 + pkg.packageName); 8608 break; 8609 } 8610 } 8611 return allowed; 8612 } 8613 8614 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8615 BasePermission bp, PermissionsState origPermissions) { 8616 boolean allowed; 8617 allowed = (compareSignatures( 8618 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8619 == PackageManager.SIGNATURE_MATCH) 8620 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8621 == PackageManager.SIGNATURE_MATCH); 8622 if (!allowed && (bp.protectionLevel 8623 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8624 if (isSystemApp(pkg)) { 8625 // For updated system applications, a system permission 8626 // is granted only if it had been defined by the original application. 8627 if (pkg.isUpdatedSystemApp()) { 8628 final PackageSetting sysPs = mSettings 8629 .getDisabledSystemPkgLPr(pkg.packageName); 8630 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8631 // If the original was granted this permission, we take 8632 // that grant decision as read and propagate it to the 8633 // update. 8634 if (sysPs.isPrivileged()) { 8635 allowed = true; 8636 } 8637 } else { 8638 // The system apk may have been updated with an older 8639 // version of the one on the data partition, but which 8640 // granted a new system permission that it didn't have 8641 // before. In this case we do want to allow the app to 8642 // now get the new permission if the ancestral apk is 8643 // privileged to get it. 8644 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8645 for (int j=0; 8646 j<sysPs.pkg.requestedPermissions.size(); j++) { 8647 if (perm.equals( 8648 sysPs.pkg.requestedPermissions.get(j))) { 8649 allowed = true; 8650 break; 8651 } 8652 } 8653 } 8654 } 8655 } else { 8656 allowed = isPrivilegedApp(pkg); 8657 } 8658 } 8659 } 8660 if (!allowed) { 8661 if (!allowed && (bp.protectionLevel 8662 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8663 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8664 // If this was a previously normal/dangerous permission that got moved 8665 // to a system permission as part of the runtime permission redesign, then 8666 // we still want to blindly grant it to old apps. 8667 allowed = true; 8668 } 8669 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8670 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8671 // If this permission is to be granted to the system installer and 8672 // this app is an installer, then it gets the permission. 8673 allowed = true; 8674 } 8675 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8676 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8677 // If this permission is to be granted to the system verifier and 8678 // this app is a verifier, then it gets the permission. 8679 allowed = true; 8680 } 8681 if (!allowed && (bp.protectionLevel 8682 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8683 && isSystemApp(pkg)) { 8684 // Any pre-installed system app is allowed to get this permission. 8685 allowed = true; 8686 } 8687 if (!allowed && (bp.protectionLevel 8688 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8689 // For development permissions, a development permission 8690 // is granted only if it was already granted. 8691 allowed = origPermissions.hasInstallPermission(perm); 8692 } 8693 } 8694 return allowed; 8695 } 8696 8697 final class ActivityIntentResolver 8698 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8699 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8700 boolean defaultOnly, int userId) { 8701 if (!sUserManager.exists(userId)) return null; 8702 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8703 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8704 } 8705 8706 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8707 int userId) { 8708 if (!sUserManager.exists(userId)) return null; 8709 mFlags = flags; 8710 return super.queryIntent(intent, resolvedType, 8711 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8712 } 8713 8714 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8715 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8716 if (!sUserManager.exists(userId)) return null; 8717 if (packageActivities == null) { 8718 return null; 8719 } 8720 mFlags = flags; 8721 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8722 final int N = packageActivities.size(); 8723 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8724 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8725 8726 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8727 for (int i = 0; i < N; ++i) { 8728 intentFilters = packageActivities.get(i).intents; 8729 if (intentFilters != null && intentFilters.size() > 0) { 8730 PackageParser.ActivityIntentInfo[] array = 8731 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8732 intentFilters.toArray(array); 8733 listCut.add(array); 8734 } 8735 } 8736 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8737 } 8738 8739 public final void addActivity(PackageParser.Activity a, String type) { 8740 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8741 mActivities.put(a.getComponentName(), a); 8742 if (DEBUG_SHOW_INFO) 8743 Log.v( 8744 TAG, " " + type + " " + 8745 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8746 if (DEBUG_SHOW_INFO) 8747 Log.v(TAG, " Class=" + a.info.name); 8748 final int NI = a.intents.size(); 8749 for (int j=0; j<NI; j++) { 8750 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8751 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8752 intent.setPriority(0); 8753 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8754 + a.className + " with priority > 0, forcing to 0"); 8755 } 8756 if (DEBUG_SHOW_INFO) { 8757 Log.v(TAG, " IntentFilter:"); 8758 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8759 } 8760 if (!intent.debugCheck()) { 8761 Log.w(TAG, "==> For Activity " + a.info.name); 8762 } 8763 addFilter(intent); 8764 } 8765 } 8766 8767 public final void removeActivity(PackageParser.Activity a, String type) { 8768 mActivities.remove(a.getComponentName()); 8769 if (DEBUG_SHOW_INFO) { 8770 Log.v(TAG, " " + type + " " 8771 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8772 : a.info.name) + ":"); 8773 Log.v(TAG, " Class=" + a.info.name); 8774 } 8775 final int NI = a.intents.size(); 8776 for (int j=0; j<NI; j++) { 8777 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8778 if (DEBUG_SHOW_INFO) { 8779 Log.v(TAG, " IntentFilter:"); 8780 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8781 } 8782 removeFilter(intent); 8783 } 8784 } 8785 8786 @Override 8787 protected boolean allowFilterResult( 8788 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8789 ActivityInfo filterAi = filter.activity.info; 8790 for (int i=dest.size()-1; i>=0; i--) { 8791 ActivityInfo destAi = dest.get(i).activityInfo; 8792 if (destAi.name == filterAi.name 8793 && destAi.packageName == filterAi.packageName) { 8794 return false; 8795 } 8796 } 8797 return true; 8798 } 8799 8800 @Override 8801 protected ActivityIntentInfo[] newArray(int size) { 8802 return new ActivityIntentInfo[size]; 8803 } 8804 8805 @Override 8806 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8807 if (!sUserManager.exists(userId)) return true; 8808 PackageParser.Package p = filter.activity.owner; 8809 if (p != null) { 8810 PackageSetting ps = (PackageSetting)p.mExtras; 8811 if (ps != null) { 8812 // System apps are never considered stopped for purposes of 8813 // filtering, because there may be no way for the user to 8814 // actually re-launch them. 8815 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8816 && ps.getStopped(userId); 8817 } 8818 } 8819 return false; 8820 } 8821 8822 @Override 8823 protected boolean isPackageForFilter(String packageName, 8824 PackageParser.ActivityIntentInfo info) { 8825 return packageName.equals(info.activity.owner.packageName); 8826 } 8827 8828 @Override 8829 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8830 int match, int userId) { 8831 if (!sUserManager.exists(userId)) return null; 8832 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8833 return null; 8834 } 8835 final PackageParser.Activity activity = info.activity; 8836 if (mSafeMode && (activity.info.applicationInfo.flags 8837 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8838 return null; 8839 } 8840 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8841 if (ps == null) { 8842 return null; 8843 } 8844 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8845 ps.readUserState(userId), userId); 8846 if (ai == null) { 8847 return null; 8848 } 8849 final ResolveInfo res = new ResolveInfo(); 8850 res.activityInfo = ai; 8851 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8852 res.filter = info; 8853 } 8854 if (info != null) { 8855 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8856 } 8857 res.priority = info.getPriority(); 8858 res.preferredOrder = activity.owner.mPreferredOrder; 8859 //System.out.println("Result: " + res.activityInfo.className + 8860 // " = " + res.priority); 8861 res.match = match; 8862 res.isDefault = info.hasDefault; 8863 res.labelRes = info.labelRes; 8864 res.nonLocalizedLabel = info.nonLocalizedLabel; 8865 if (userNeedsBadging(userId)) { 8866 res.noResourceId = true; 8867 } else { 8868 res.icon = info.icon; 8869 } 8870 res.iconResourceId = info.icon; 8871 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8872 return res; 8873 } 8874 8875 @Override 8876 protected void sortResults(List<ResolveInfo> results) { 8877 Collections.sort(results, mResolvePrioritySorter); 8878 } 8879 8880 @Override 8881 protected void dumpFilter(PrintWriter out, String prefix, 8882 PackageParser.ActivityIntentInfo filter) { 8883 out.print(prefix); out.print( 8884 Integer.toHexString(System.identityHashCode(filter.activity))); 8885 out.print(' '); 8886 filter.activity.printComponentShortName(out); 8887 out.print(" filter "); 8888 out.println(Integer.toHexString(System.identityHashCode(filter))); 8889 } 8890 8891 @Override 8892 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8893 return filter.activity; 8894 } 8895 8896 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8897 PackageParser.Activity activity = (PackageParser.Activity)label; 8898 out.print(prefix); out.print( 8899 Integer.toHexString(System.identityHashCode(activity))); 8900 out.print(' '); 8901 activity.printComponentShortName(out); 8902 if (count > 1) { 8903 out.print(" ("); out.print(count); out.print(" filters)"); 8904 } 8905 out.println(); 8906 } 8907 8908// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8909// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8910// final List<ResolveInfo> retList = Lists.newArrayList(); 8911// while (i.hasNext()) { 8912// final ResolveInfo resolveInfo = i.next(); 8913// if (isEnabledLP(resolveInfo.activityInfo)) { 8914// retList.add(resolveInfo); 8915// } 8916// } 8917// return retList; 8918// } 8919 8920 // Keys are String (activity class name), values are Activity. 8921 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8922 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8923 private int mFlags; 8924 } 8925 8926 private final class ServiceIntentResolver 8927 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8928 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8929 boolean defaultOnly, int userId) { 8930 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8931 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8932 } 8933 8934 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8935 int userId) { 8936 if (!sUserManager.exists(userId)) return null; 8937 mFlags = flags; 8938 return super.queryIntent(intent, resolvedType, 8939 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8940 } 8941 8942 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8943 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8944 if (!sUserManager.exists(userId)) return null; 8945 if (packageServices == null) { 8946 return null; 8947 } 8948 mFlags = flags; 8949 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8950 final int N = packageServices.size(); 8951 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8952 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8953 8954 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8955 for (int i = 0; i < N; ++i) { 8956 intentFilters = packageServices.get(i).intents; 8957 if (intentFilters != null && intentFilters.size() > 0) { 8958 PackageParser.ServiceIntentInfo[] array = 8959 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8960 intentFilters.toArray(array); 8961 listCut.add(array); 8962 } 8963 } 8964 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8965 } 8966 8967 public final void addService(PackageParser.Service s) { 8968 mServices.put(s.getComponentName(), s); 8969 if (DEBUG_SHOW_INFO) { 8970 Log.v(TAG, " " 8971 + (s.info.nonLocalizedLabel != null 8972 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8973 Log.v(TAG, " Class=" + s.info.name); 8974 } 8975 final int NI = s.intents.size(); 8976 int j; 8977 for (j=0; j<NI; j++) { 8978 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8979 if (DEBUG_SHOW_INFO) { 8980 Log.v(TAG, " IntentFilter:"); 8981 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8982 } 8983 if (!intent.debugCheck()) { 8984 Log.w(TAG, "==> For Service " + s.info.name); 8985 } 8986 addFilter(intent); 8987 } 8988 } 8989 8990 public final void removeService(PackageParser.Service s) { 8991 mServices.remove(s.getComponentName()); 8992 if (DEBUG_SHOW_INFO) { 8993 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8994 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8995 Log.v(TAG, " Class=" + s.info.name); 8996 } 8997 final int NI = s.intents.size(); 8998 int j; 8999 for (j=0; j<NI; j++) { 9000 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9001 if (DEBUG_SHOW_INFO) { 9002 Log.v(TAG, " IntentFilter:"); 9003 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9004 } 9005 removeFilter(intent); 9006 } 9007 } 9008 9009 @Override 9010 protected boolean allowFilterResult( 9011 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9012 ServiceInfo filterSi = filter.service.info; 9013 for (int i=dest.size()-1; i>=0; i--) { 9014 ServiceInfo destAi = dest.get(i).serviceInfo; 9015 if (destAi.name == filterSi.name 9016 && destAi.packageName == filterSi.packageName) { 9017 return false; 9018 } 9019 } 9020 return true; 9021 } 9022 9023 @Override 9024 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9025 return new PackageParser.ServiceIntentInfo[size]; 9026 } 9027 9028 @Override 9029 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9030 if (!sUserManager.exists(userId)) return true; 9031 PackageParser.Package p = filter.service.owner; 9032 if (p != null) { 9033 PackageSetting ps = (PackageSetting)p.mExtras; 9034 if (ps != null) { 9035 // System apps are never considered stopped for purposes of 9036 // filtering, because there may be no way for the user to 9037 // actually re-launch them. 9038 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9039 && ps.getStopped(userId); 9040 } 9041 } 9042 return false; 9043 } 9044 9045 @Override 9046 protected boolean isPackageForFilter(String packageName, 9047 PackageParser.ServiceIntentInfo info) { 9048 return packageName.equals(info.service.owner.packageName); 9049 } 9050 9051 @Override 9052 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9053 int match, int userId) { 9054 if (!sUserManager.exists(userId)) return null; 9055 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9056 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 9057 return null; 9058 } 9059 final PackageParser.Service service = info.service; 9060 if (mSafeMode && (service.info.applicationInfo.flags 9061 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9062 return null; 9063 } 9064 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9065 if (ps == null) { 9066 return null; 9067 } 9068 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9069 ps.readUserState(userId), userId); 9070 if (si == null) { 9071 return null; 9072 } 9073 final ResolveInfo res = new ResolveInfo(); 9074 res.serviceInfo = si; 9075 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9076 res.filter = filter; 9077 } 9078 res.priority = info.getPriority(); 9079 res.preferredOrder = service.owner.mPreferredOrder; 9080 res.match = match; 9081 res.isDefault = info.hasDefault; 9082 res.labelRes = info.labelRes; 9083 res.nonLocalizedLabel = info.nonLocalizedLabel; 9084 res.icon = info.icon; 9085 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9086 return res; 9087 } 9088 9089 @Override 9090 protected void sortResults(List<ResolveInfo> results) { 9091 Collections.sort(results, mResolvePrioritySorter); 9092 } 9093 9094 @Override 9095 protected void dumpFilter(PrintWriter out, String prefix, 9096 PackageParser.ServiceIntentInfo filter) { 9097 out.print(prefix); out.print( 9098 Integer.toHexString(System.identityHashCode(filter.service))); 9099 out.print(' '); 9100 filter.service.printComponentShortName(out); 9101 out.print(" filter "); 9102 out.println(Integer.toHexString(System.identityHashCode(filter))); 9103 } 9104 9105 @Override 9106 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9107 return filter.service; 9108 } 9109 9110 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9111 PackageParser.Service service = (PackageParser.Service)label; 9112 out.print(prefix); out.print( 9113 Integer.toHexString(System.identityHashCode(service))); 9114 out.print(' '); 9115 service.printComponentShortName(out); 9116 if (count > 1) { 9117 out.print(" ("); out.print(count); out.print(" filters)"); 9118 } 9119 out.println(); 9120 } 9121 9122// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9123// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9124// final List<ResolveInfo> retList = Lists.newArrayList(); 9125// while (i.hasNext()) { 9126// final ResolveInfo resolveInfo = (ResolveInfo) i; 9127// if (isEnabledLP(resolveInfo.serviceInfo)) { 9128// retList.add(resolveInfo); 9129// } 9130// } 9131// return retList; 9132// } 9133 9134 // Keys are String (activity class name), values are Activity. 9135 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9136 = new ArrayMap<ComponentName, PackageParser.Service>(); 9137 private int mFlags; 9138 }; 9139 9140 private final class ProviderIntentResolver 9141 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9142 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9143 boolean defaultOnly, int userId) { 9144 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9145 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9146 } 9147 9148 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9149 int userId) { 9150 if (!sUserManager.exists(userId)) 9151 return null; 9152 mFlags = flags; 9153 return super.queryIntent(intent, resolvedType, 9154 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9155 } 9156 9157 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9158 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9159 if (!sUserManager.exists(userId)) 9160 return null; 9161 if (packageProviders == null) { 9162 return null; 9163 } 9164 mFlags = flags; 9165 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9166 final int N = packageProviders.size(); 9167 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9168 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9169 9170 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9171 for (int i = 0; i < N; ++i) { 9172 intentFilters = packageProviders.get(i).intents; 9173 if (intentFilters != null && intentFilters.size() > 0) { 9174 PackageParser.ProviderIntentInfo[] array = 9175 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9176 intentFilters.toArray(array); 9177 listCut.add(array); 9178 } 9179 } 9180 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9181 } 9182 9183 public final void addProvider(PackageParser.Provider p) { 9184 if (mProviders.containsKey(p.getComponentName())) { 9185 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9186 return; 9187 } 9188 9189 mProviders.put(p.getComponentName(), p); 9190 if (DEBUG_SHOW_INFO) { 9191 Log.v(TAG, " " 9192 + (p.info.nonLocalizedLabel != null 9193 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9194 Log.v(TAG, " Class=" + p.info.name); 9195 } 9196 final int NI = p.intents.size(); 9197 int j; 9198 for (j = 0; j < NI; j++) { 9199 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9200 if (DEBUG_SHOW_INFO) { 9201 Log.v(TAG, " IntentFilter:"); 9202 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9203 } 9204 if (!intent.debugCheck()) { 9205 Log.w(TAG, "==> For Provider " + p.info.name); 9206 } 9207 addFilter(intent); 9208 } 9209 } 9210 9211 public final void removeProvider(PackageParser.Provider p) { 9212 mProviders.remove(p.getComponentName()); 9213 if (DEBUG_SHOW_INFO) { 9214 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9215 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9216 Log.v(TAG, " Class=" + p.info.name); 9217 } 9218 final int NI = p.intents.size(); 9219 int j; 9220 for (j = 0; j < NI; j++) { 9221 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9222 if (DEBUG_SHOW_INFO) { 9223 Log.v(TAG, " IntentFilter:"); 9224 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9225 } 9226 removeFilter(intent); 9227 } 9228 } 9229 9230 @Override 9231 protected boolean allowFilterResult( 9232 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9233 ProviderInfo filterPi = filter.provider.info; 9234 for (int i = dest.size() - 1; i >= 0; i--) { 9235 ProviderInfo destPi = dest.get(i).providerInfo; 9236 if (destPi.name == filterPi.name 9237 && destPi.packageName == filterPi.packageName) { 9238 return false; 9239 } 9240 } 9241 return true; 9242 } 9243 9244 @Override 9245 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9246 return new PackageParser.ProviderIntentInfo[size]; 9247 } 9248 9249 @Override 9250 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9251 if (!sUserManager.exists(userId)) 9252 return true; 9253 PackageParser.Package p = filter.provider.owner; 9254 if (p != null) { 9255 PackageSetting ps = (PackageSetting) p.mExtras; 9256 if (ps != null) { 9257 // System apps are never considered stopped for purposes of 9258 // filtering, because there may be no way for the user to 9259 // actually re-launch them. 9260 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9261 && ps.getStopped(userId); 9262 } 9263 } 9264 return false; 9265 } 9266 9267 @Override 9268 protected boolean isPackageForFilter(String packageName, 9269 PackageParser.ProviderIntentInfo info) { 9270 return packageName.equals(info.provider.owner.packageName); 9271 } 9272 9273 @Override 9274 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9275 int match, int userId) { 9276 if (!sUserManager.exists(userId)) 9277 return null; 9278 final PackageParser.ProviderIntentInfo info = filter; 9279 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9280 return null; 9281 } 9282 final PackageParser.Provider provider = info.provider; 9283 if (mSafeMode && (provider.info.applicationInfo.flags 9284 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9285 return null; 9286 } 9287 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9288 if (ps == null) { 9289 return null; 9290 } 9291 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9292 ps.readUserState(userId), userId); 9293 if (pi == null) { 9294 return null; 9295 } 9296 final ResolveInfo res = new ResolveInfo(); 9297 res.providerInfo = pi; 9298 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9299 res.filter = filter; 9300 } 9301 res.priority = info.getPriority(); 9302 res.preferredOrder = provider.owner.mPreferredOrder; 9303 res.match = match; 9304 res.isDefault = info.hasDefault; 9305 res.labelRes = info.labelRes; 9306 res.nonLocalizedLabel = info.nonLocalizedLabel; 9307 res.icon = info.icon; 9308 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9309 return res; 9310 } 9311 9312 @Override 9313 protected void sortResults(List<ResolveInfo> results) { 9314 Collections.sort(results, mResolvePrioritySorter); 9315 } 9316 9317 @Override 9318 protected void dumpFilter(PrintWriter out, String prefix, 9319 PackageParser.ProviderIntentInfo filter) { 9320 out.print(prefix); 9321 out.print( 9322 Integer.toHexString(System.identityHashCode(filter.provider))); 9323 out.print(' '); 9324 filter.provider.printComponentShortName(out); 9325 out.print(" filter "); 9326 out.println(Integer.toHexString(System.identityHashCode(filter))); 9327 } 9328 9329 @Override 9330 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9331 return filter.provider; 9332 } 9333 9334 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9335 PackageParser.Provider provider = (PackageParser.Provider)label; 9336 out.print(prefix); out.print( 9337 Integer.toHexString(System.identityHashCode(provider))); 9338 out.print(' '); 9339 provider.printComponentShortName(out); 9340 if (count > 1) { 9341 out.print(" ("); out.print(count); out.print(" filters)"); 9342 } 9343 out.println(); 9344 } 9345 9346 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9347 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9348 private int mFlags; 9349 }; 9350 9351 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9352 new Comparator<ResolveInfo>() { 9353 public int compare(ResolveInfo r1, ResolveInfo r2) { 9354 int v1 = r1.priority; 9355 int v2 = r2.priority; 9356 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9357 if (v1 != v2) { 9358 return (v1 > v2) ? -1 : 1; 9359 } 9360 v1 = r1.preferredOrder; 9361 v2 = r2.preferredOrder; 9362 if (v1 != v2) { 9363 return (v1 > v2) ? -1 : 1; 9364 } 9365 if (r1.isDefault != r2.isDefault) { 9366 return r1.isDefault ? -1 : 1; 9367 } 9368 v1 = r1.match; 9369 v2 = r2.match; 9370 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9371 if (v1 != v2) { 9372 return (v1 > v2) ? -1 : 1; 9373 } 9374 if (r1.system != r2.system) { 9375 return r1.system ? -1 : 1; 9376 } 9377 return 0; 9378 } 9379 }; 9380 9381 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9382 new Comparator<ProviderInfo>() { 9383 public int compare(ProviderInfo p1, ProviderInfo p2) { 9384 final int v1 = p1.initOrder; 9385 final int v2 = p2.initOrder; 9386 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9387 } 9388 }; 9389 9390 final void sendPackageBroadcast(final String action, final String pkg, 9391 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9392 final int[] userIds) { 9393 mHandler.post(new Runnable() { 9394 @Override 9395 public void run() { 9396 try { 9397 final IActivityManager am = ActivityManagerNative.getDefault(); 9398 if (am == null) return; 9399 final int[] resolvedUserIds; 9400 if (userIds == null) { 9401 resolvedUserIds = am.getRunningUserIds(); 9402 } else { 9403 resolvedUserIds = userIds; 9404 } 9405 for (int id : resolvedUserIds) { 9406 final Intent intent = new Intent(action, 9407 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9408 if (extras != null) { 9409 intent.putExtras(extras); 9410 } 9411 if (targetPkg != null) { 9412 intent.setPackage(targetPkg); 9413 } 9414 // Modify the UID when posting to other users 9415 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9416 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9417 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9418 intent.putExtra(Intent.EXTRA_UID, uid); 9419 } 9420 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9421 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9422 if (DEBUG_BROADCASTS) { 9423 RuntimeException here = new RuntimeException("here"); 9424 here.fillInStackTrace(); 9425 Slog.d(TAG, "Sending to user " + id + ": " 9426 + intent.toShortString(false, true, false, false) 9427 + " " + intent.getExtras(), here); 9428 } 9429 am.broadcastIntent(null, intent, null, finishedReceiver, 9430 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9431 null, finishedReceiver != null, false, id); 9432 } 9433 } catch (RemoteException ex) { 9434 } 9435 } 9436 }); 9437 } 9438 9439 /** 9440 * Check if the external storage media is available. This is true if there 9441 * is a mounted external storage medium or if the external storage is 9442 * emulated. 9443 */ 9444 private boolean isExternalMediaAvailable() { 9445 return mMediaMounted || Environment.isExternalStorageEmulated(); 9446 } 9447 9448 @Override 9449 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9450 // writer 9451 synchronized (mPackages) { 9452 if (!isExternalMediaAvailable()) { 9453 // If the external storage is no longer mounted at this point, 9454 // the caller may not have been able to delete all of this 9455 // packages files and can not delete any more. Bail. 9456 return null; 9457 } 9458 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9459 if (lastPackage != null) { 9460 pkgs.remove(lastPackage); 9461 } 9462 if (pkgs.size() > 0) { 9463 return pkgs.get(0); 9464 } 9465 } 9466 return null; 9467 } 9468 9469 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9470 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9471 userId, andCode ? 1 : 0, packageName); 9472 if (mSystemReady) { 9473 msg.sendToTarget(); 9474 } else { 9475 if (mPostSystemReadyMessages == null) { 9476 mPostSystemReadyMessages = new ArrayList<>(); 9477 } 9478 mPostSystemReadyMessages.add(msg); 9479 } 9480 } 9481 9482 void startCleaningPackages() { 9483 // reader 9484 synchronized (mPackages) { 9485 if (!isExternalMediaAvailable()) { 9486 return; 9487 } 9488 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9489 return; 9490 } 9491 } 9492 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9493 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9494 IActivityManager am = ActivityManagerNative.getDefault(); 9495 if (am != null) { 9496 try { 9497 am.startService(null, intent, null, mContext.getOpPackageName(), 9498 UserHandle.USER_OWNER); 9499 } catch (RemoteException e) { 9500 } 9501 } 9502 } 9503 9504 @Override 9505 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9506 int installFlags, String installerPackageName, VerificationParams verificationParams, 9507 String packageAbiOverride) { 9508 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9509 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9510 } 9511 9512 @Override 9513 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9514 int installFlags, String installerPackageName, VerificationParams verificationParams, 9515 String packageAbiOverride, int userId) { 9516 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9517 9518 final int callingUid = Binder.getCallingUid(); 9519 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9520 9521 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9522 try { 9523 if (observer != null) { 9524 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9525 } 9526 } catch (RemoteException re) { 9527 } 9528 return; 9529 } 9530 9531 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9532 installFlags |= PackageManager.INSTALL_FROM_ADB; 9533 9534 } else { 9535 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9536 // about installerPackageName. 9537 9538 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9539 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9540 } 9541 9542 UserHandle user; 9543 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9544 user = UserHandle.ALL; 9545 } else { 9546 user = new UserHandle(userId); 9547 } 9548 9549 // Only system components can circumvent runtime permissions when installing. 9550 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9551 && mContext.checkCallingOrSelfPermission(Manifest.permission 9552 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9553 throw new SecurityException("You need the " 9554 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9555 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9556 } 9557 9558 verificationParams.setInstallerUid(callingUid); 9559 9560 final File originFile = new File(originPath); 9561 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9562 9563 final Message msg = mHandler.obtainMessage(INIT_COPY); 9564 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9565 null, verificationParams, user, packageAbiOverride, null); 9566 mHandler.sendMessage(msg); 9567 } 9568 9569 void installStage(String packageName, File stagedDir, String stagedCid, 9570 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9571 String installerPackageName, int installerUid, UserHandle user) { 9572 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9573 params.referrerUri, installerUid, null); 9574 verifParams.setInstallerUid(installerUid); 9575 9576 final OriginInfo origin; 9577 if (stagedDir != null) { 9578 origin = OriginInfo.fromStagedFile(stagedDir); 9579 } else { 9580 origin = OriginInfo.fromStagedContainer(stagedCid); 9581 } 9582 9583 final Message msg = mHandler.obtainMessage(INIT_COPY); 9584 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9585 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9586 params.grantedRuntimePermissions); 9587 mHandler.sendMessage(msg); 9588 } 9589 9590 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9591 Bundle extras = new Bundle(1); 9592 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9593 9594 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9595 packageName, extras, null, null, new int[] {userId}); 9596 try { 9597 IActivityManager am = ActivityManagerNative.getDefault(); 9598 final boolean isSystem = 9599 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9600 if (isSystem && am.isUserRunning(userId, false)) { 9601 // The just-installed/enabled app is bundled on the system, so presumed 9602 // to be able to run automatically without needing an explicit launch. 9603 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9604 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9605 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9606 .setPackage(packageName); 9607 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9608 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9609 } 9610 } catch (RemoteException e) { 9611 // shouldn't happen 9612 Slog.w(TAG, "Unable to bootstrap installed package", e); 9613 } 9614 } 9615 9616 @Override 9617 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9618 int userId) { 9619 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9620 PackageSetting pkgSetting; 9621 final int uid = Binder.getCallingUid(); 9622 enforceCrossUserPermission(uid, userId, true, true, 9623 "setApplicationHiddenSetting for user " + userId); 9624 9625 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9626 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9627 return false; 9628 } 9629 9630 long callingId = Binder.clearCallingIdentity(); 9631 try { 9632 boolean sendAdded = false; 9633 boolean sendRemoved = false; 9634 // writer 9635 synchronized (mPackages) { 9636 pkgSetting = mSettings.mPackages.get(packageName); 9637 if (pkgSetting == null) { 9638 return false; 9639 } 9640 if (pkgSetting.getHidden(userId) != hidden) { 9641 pkgSetting.setHidden(hidden, userId); 9642 mSettings.writePackageRestrictionsLPr(userId); 9643 if (hidden) { 9644 sendRemoved = true; 9645 } else { 9646 sendAdded = true; 9647 } 9648 } 9649 } 9650 if (sendAdded) { 9651 sendPackageAddedForUser(packageName, pkgSetting, userId); 9652 return true; 9653 } 9654 if (sendRemoved) { 9655 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9656 "hiding pkg"); 9657 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9658 return true; 9659 } 9660 } finally { 9661 Binder.restoreCallingIdentity(callingId); 9662 } 9663 return false; 9664 } 9665 9666 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9667 int userId) { 9668 final PackageRemovedInfo info = new PackageRemovedInfo(); 9669 info.removedPackage = packageName; 9670 info.removedUsers = new int[] {userId}; 9671 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9672 info.sendBroadcast(false, false, false); 9673 } 9674 9675 /** 9676 * Returns true if application is not found or there was an error. Otherwise it returns 9677 * the hidden state of the package for the given user. 9678 */ 9679 @Override 9680 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9681 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9682 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9683 false, "getApplicationHidden for user " + userId); 9684 PackageSetting pkgSetting; 9685 long callingId = Binder.clearCallingIdentity(); 9686 try { 9687 // writer 9688 synchronized (mPackages) { 9689 pkgSetting = mSettings.mPackages.get(packageName); 9690 if (pkgSetting == null) { 9691 return true; 9692 } 9693 return pkgSetting.getHidden(userId); 9694 } 9695 } finally { 9696 Binder.restoreCallingIdentity(callingId); 9697 } 9698 } 9699 9700 /** 9701 * @hide 9702 */ 9703 @Override 9704 public int installExistingPackageAsUser(String packageName, int userId) { 9705 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9706 null); 9707 PackageSetting pkgSetting; 9708 final int uid = Binder.getCallingUid(); 9709 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9710 + userId); 9711 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9712 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9713 } 9714 9715 long callingId = Binder.clearCallingIdentity(); 9716 try { 9717 boolean sendAdded = false; 9718 9719 // writer 9720 synchronized (mPackages) { 9721 pkgSetting = mSettings.mPackages.get(packageName); 9722 if (pkgSetting == null) { 9723 return PackageManager.INSTALL_FAILED_INVALID_URI; 9724 } 9725 if (!pkgSetting.getInstalled(userId)) { 9726 pkgSetting.setInstalled(true, userId); 9727 pkgSetting.setHidden(false, userId); 9728 mSettings.writePackageRestrictionsLPr(userId); 9729 sendAdded = true; 9730 } 9731 } 9732 9733 if (sendAdded) { 9734 sendPackageAddedForUser(packageName, pkgSetting, userId); 9735 } 9736 } finally { 9737 Binder.restoreCallingIdentity(callingId); 9738 } 9739 9740 return PackageManager.INSTALL_SUCCEEDED; 9741 } 9742 9743 boolean isUserRestricted(int userId, String restrictionKey) { 9744 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9745 if (restrictions.getBoolean(restrictionKey, false)) { 9746 Log.w(TAG, "User is restricted: " + restrictionKey); 9747 return true; 9748 } 9749 return false; 9750 } 9751 9752 @Override 9753 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9754 mContext.enforceCallingOrSelfPermission( 9755 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9756 "Only package verification agents can verify applications"); 9757 9758 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9759 final PackageVerificationResponse response = new PackageVerificationResponse( 9760 verificationCode, Binder.getCallingUid()); 9761 msg.arg1 = id; 9762 msg.obj = response; 9763 mHandler.sendMessage(msg); 9764 } 9765 9766 @Override 9767 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9768 long millisecondsToDelay) { 9769 mContext.enforceCallingOrSelfPermission( 9770 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9771 "Only package verification agents can extend verification timeouts"); 9772 9773 final PackageVerificationState state = mPendingVerification.get(id); 9774 final PackageVerificationResponse response = new PackageVerificationResponse( 9775 verificationCodeAtTimeout, Binder.getCallingUid()); 9776 9777 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9778 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9779 } 9780 if (millisecondsToDelay < 0) { 9781 millisecondsToDelay = 0; 9782 } 9783 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9784 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9785 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9786 } 9787 9788 if ((state != null) && !state.timeoutExtended()) { 9789 state.extendTimeout(); 9790 9791 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9792 msg.arg1 = id; 9793 msg.obj = response; 9794 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9795 } 9796 } 9797 9798 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9799 int verificationCode, UserHandle user) { 9800 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9801 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9802 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9803 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9804 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9805 9806 mContext.sendBroadcastAsUser(intent, user, 9807 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9808 } 9809 9810 private ComponentName matchComponentForVerifier(String packageName, 9811 List<ResolveInfo> receivers) { 9812 ActivityInfo targetReceiver = null; 9813 9814 final int NR = receivers.size(); 9815 for (int i = 0; i < NR; i++) { 9816 final ResolveInfo info = receivers.get(i); 9817 if (info.activityInfo == null) { 9818 continue; 9819 } 9820 9821 if (packageName.equals(info.activityInfo.packageName)) { 9822 targetReceiver = info.activityInfo; 9823 break; 9824 } 9825 } 9826 9827 if (targetReceiver == null) { 9828 return null; 9829 } 9830 9831 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9832 } 9833 9834 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9835 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9836 if (pkgInfo.verifiers.length == 0) { 9837 return null; 9838 } 9839 9840 final int N = pkgInfo.verifiers.length; 9841 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9842 for (int i = 0; i < N; i++) { 9843 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9844 9845 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9846 receivers); 9847 if (comp == null) { 9848 continue; 9849 } 9850 9851 final int verifierUid = getUidForVerifier(verifierInfo); 9852 if (verifierUid == -1) { 9853 continue; 9854 } 9855 9856 if (DEBUG_VERIFY) { 9857 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9858 + " with the correct signature"); 9859 } 9860 sufficientVerifiers.add(comp); 9861 verificationState.addSufficientVerifier(verifierUid); 9862 } 9863 9864 return sufficientVerifiers; 9865 } 9866 9867 private int getUidForVerifier(VerifierInfo verifierInfo) { 9868 synchronized (mPackages) { 9869 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9870 if (pkg == null) { 9871 return -1; 9872 } else if (pkg.mSignatures.length != 1) { 9873 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9874 + " has more than one signature; ignoring"); 9875 return -1; 9876 } 9877 9878 /* 9879 * If the public key of the package's signature does not match 9880 * our expected public key, then this is a different package and 9881 * we should skip. 9882 */ 9883 9884 final byte[] expectedPublicKey; 9885 try { 9886 final Signature verifierSig = pkg.mSignatures[0]; 9887 final PublicKey publicKey = verifierSig.getPublicKey(); 9888 expectedPublicKey = publicKey.getEncoded(); 9889 } catch (CertificateException e) { 9890 return -1; 9891 } 9892 9893 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9894 9895 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9896 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9897 + " does not have the expected public key; ignoring"); 9898 return -1; 9899 } 9900 9901 return pkg.applicationInfo.uid; 9902 } 9903 } 9904 9905 @Override 9906 public void finishPackageInstall(int token) { 9907 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9908 9909 if (DEBUG_INSTALL) { 9910 Slog.v(TAG, "BM finishing package install for " + token); 9911 } 9912 9913 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9914 mHandler.sendMessage(msg); 9915 } 9916 9917 /** 9918 * Get the verification agent timeout. 9919 * 9920 * @return verification timeout in milliseconds 9921 */ 9922 private long getVerificationTimeout() { 9923 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9924 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9925 DEFAULT_VERIFICATION_TIMEOUT); 9926 } 9927 9928 /** 9929 * Get the default verification agent response code. 9930 * 9931 * @return default verification response code 9932 */ 9933 private int getDefaultVerificationResponse() { 9934 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9935 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9936 DEFAULT_VERIFICATION_RESPONSE); 9937 } 9938 9939 /** 9940 * Check whether or not package verification has been enabled. 9941 * 9942 * @return true if verification should be performed 9943 */ 9944 private boolean isVerificationEnabled(int userId, int installFlags) { 9945 if (!DEFAULT_VERIFY_ENABLE) { 9946 return false; 9947 } 9948 9949 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9950 9951 // Check if installing from ADB 9952 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9953 // Do not run verification in a test harness environment 9954 if (ActivityManager.isRunningInTestHarness()) { 9955 return false; 9956 } 9957 if (ensureVerifyAppsEnabled) { 9958 return true; 9959 } 9960 // Check if the developer does not want package verification for ADB installs 9961 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9962 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9963 return false; 9964 } 9965 } 9966 9967 if (ensureVerifyAppsEnabled) { 9968 return true; 9969 } 9970 9971 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9972 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9973 } 9974 9975 @Override 9976 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9977 throws RemoteException { 9978 mContext.enforceCallingOrSelfPermission( 9979 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9980 "Only intentfilter verification agents can verify applications"); 9981 9982 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9983 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9984 Binder.getCallingUid(), verificationCode, failedDomains); 9985 msg.arg1 = id; 9986 msg.obj = response; 9987 mHandler.sendMessage(msg); 9988 } 9989 9990 @Override 9991 public int getIntentVerificationStatus(String packageName, int userId) { 9992 synchronized (mPackages) { 9993 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9994 } 9995 } 9996 9997 @Override 9998 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9999 mContext.enforceCallingOrSelfPermission( 10000 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10001 10002 boolean result = false; 10003 synchronized (mPackages) { 10004 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10005 } 10006 if (result) { 10007 scheduleWritePackageRestrictionsLocked(userId); 10008 } 10009 return result; 10010 } 10011 10012 @Override 10013 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10014 synchronized (mPackages) { 10015 return mSettings.getIntentFilterVerificationsLPr(packageName); 10016 } 10017 } 10018 10019 @Override 10020 public List<IntentFilter> getAllIntentFilters(String packageName) { 10021 if (TextUtils.isEmpty(packageName)) { 10022 return Collections.<IntentFilter>emptyList(); 10023 } 10024 synchronized (mPackages) { 10025 PackageParser.Package pkg = mPackages.get(packageName); 10026 if (pkg == null || pkg.activities == null) { 10027 return Collections.<IntentFilter>emptyList(); 10028 } 10029 final int count = pkg.activities.size(); 10030 ArrayList<IntentFilter> result = new ArrayList<>(); 10031 for (int n=0; n<count; n++) { 10032 PackageParser.Activity activity = pkg.activities.get(n); 10033 if (activity.intents != null || activity.intents.size() > 0) { 10034 result.addAll(activity.intents); 10035 } 10036 } 10037 return result; 10038 } 10039 } 10040 10041 @Override 10042 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10043 mContext.enforceCallingOrSelfPermission( 10044 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10045 10046 synchronized (mPackages) { 10047 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10048 if (packageName != null) { 10049 result |= updateIntentVerificationStatus(packageName, 10050 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10051 userId); 10052 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10053 packageName, userId); 10054 } 10055 return result; 10056 } 10057 } 10058 10059 @Override 10060 public String getDefaultBrowserPackageName(int userId) { 10061 synchronized (mPackages) { 10062 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10063 } 10064 } 10065 10066 /** 10067 * Get the "allow unknown sources" setting. 10068 * 10069 * @return the current "allow unknown sources" setting 10070 */ 10071 private int getUnknownSourcesSettings() { 10072 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10073 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10074 -1); 10075 } 10076 10077 @Override 10078 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10079 final int uid = Binder.getCallingUid(); 10080 // writer 10081 synchronized (mPackages) { 10082 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10083 if (targetPackageSetting == null) { 10084 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10085 } 10086 10087 PackageSetting installerPackageSetting; 10088 if (installerPackageName != null) { 10089 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10090 if (installerPackageSetting == null) { 10091 throw new IllegalArgumentException("Unknown installer package: " 10092 + installerPackageName); 10093 } 10094 } else { 10095 installerPackageSetting = null; 10096 } 10097 10098 Signature[] callerSignature; 10099 Object obj = mSettings.getUserIdLPr(uid); 10100 if (obj != null) { 10101 if (obj instanceof SharedUserSetting) { 10102 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10103 } else if (obj instanceof PackageSetting) { 10104 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10105 } else { 10106 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10107 } 10108 } else { 10109 throw new SecurityException("Unknown calling uid " + uid); 10110 } 10111 10112 // Verify: can't set installerPackageName to a package that is 10113 // not signed with the same cert as the caller. 10114 if (installerPackageSetting != null) { 10115 if (compareSignatures(callerSignature, 10116 installerPackageSetting.signatures.mSignatures) 10117 != PackageManager.SIGNATURE_MATCH) { 10118 throw new SecurityException( 10119 "Caller does not have same cert as new installer package " 10120 + installerPackageName); 10121 } 10122 } 10123 10124 // Verify: if target already has an installer package, it must 10125 // be signed with the same cert as the caller. 10126 if (targetPackageSetting.installerPackageName != null) { 10127 PackageSetting setting = mSettings.mPackages.get( 10128 targetPackageSetting.installerPackageName); 10129 // If the currently set package isn't valid, then it's always 10130 // okay to change it. 10131 if (setting != null) { 10132 if (compareSignatures(callerSignature, 10133 setting.signatures.mSignatures) 10134 != PackageManager.SIGNATURE_MATCH) { 10135 throw new SecurityException( 10136 "Caller does not have same cert as old installer package " 10137 + targetPackageSetting.installerPackageName); 10138 } 10139 } 10140 } 10141 10142 // Okay! 10143 targetPackageSetting.installerPackageName = installerPackageName; 10144 scheduleWriteSettingsLocked(); 10145 } 10146 } 10147 10148 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10149 // Queue up an async operation since the package installation may take a little while. 10150 mHandler.post(new Runnable() { 10151 public void run() { 10152 mHandler.removeCallbacks(this); 10153 // Result object to be returned 10154 PackageInstalledInfo res = new PackageInstalledInfo(); 10155 res.returnCode = currentStatus; 10156 res.uid = -1; 10157 res.pkg = null; 10158 res.removedInfo = new PackageRemovedInfo(); 10159 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10160 args.doPreInstall(res.returnCode); 10161 synchronized (mInstallLock) { 10162 installPackageLI(args, res); 10163 } 10164 args.doPostInstall(res.returnCode, res.uid); 10165 } 10166 10167 // A restore should be performed at this point if (a) the install 10168 // succeeded, (b) the operation is not an update, and (c) the new 10169 // package has not opted out of backup participation. 10170 final boolean update = res.removedInfo.removedPackage != null; 10171 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10172 boolean doRestore = !update 10173 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10174 10175 // Set up the post-install work request bookkeeping. This will be used 10176 // and cleaned up by the post-install event handling regardless of whether 10177 // there's a restore pass performed. Token values are >= 1. 10178 int token; 10179 if (mNextInstallToken < 0) mNextInstallToken = 1; 10180 token = mNextInstallToken++; 10181 10182 PostInstallData data = new PostInstallData(args, res); 10183 mRunningInstalls.put(token, data); 10184 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10185 10186 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10187 // Pass responsibility to the Backup Manager. It will perform a 10188 // restore if appropriate, then pass responsibility back to the 10189 // Package Manager to run the post-install observer callbacks 10190 // and broadcasts. 10191 IBackupManager bm = IBackupManager.Stub.asInterface( 10192 ServiceManager.getService(Context.BACKUP_SERVICE)); 10193 if (bm != null) { 10194 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10195 + " to BM for possible restore"); 10196 try { 10197 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10198 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10199 } else { 10200 doRestore = false; 10201 } 10202 } catch (RemoteException e) { 10203 // can't happen; the backup manager is local 10204 } catch (Exception e) { 10205 Slog.e(TAG, "Exception trying to enqueue restore", e); 10206 doRestore = false; 10207 } 10208 } else { 10209 Slog.e(TAG, "Backup Manager not found!"); 10210 doRestore = false; 10211 } 10212 } 10213 10214 if (!doRestore) { 10215 // No restore possible, or the Backup Manager was mysteriously not 10216 // available -- just fire the post-install work request directly. 10217 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10218 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10219 mHandler.sendMessage(msg); 10220 } 10221 } 10222 }); 10223 } 10224 10225 private abstract class HandlerParams { 10226 private static final int MAX_RETRIES = 4; 10227 10228 /** 10229 * Number of times startCopy() has been attempted and had a non-fatal 10230 * error. 10231 */ 10232 private int mRetries = 0; 10233 10234 /** User handle for the user requesting the information or installation. */ 10235 private final UserHandle mUser; 10236 10237 HandlerParams(UserHandle user) { 10238 mUser = user; 10239 } 10240 10241 UserHandle getUser() { 10242 return mUser; 10243 } 10244 10245 final boolean startCopy() { 10246 boolean res; 10247 try { 10248 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10249 10250 if (++mRetries > MAX_RETRIES) { 10251 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10252 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10253 handleServiceError(); 10254 return false; 10255 } else { 10256 handleStartCopy(); 10257 res = true; 10258 } 10259 } catch (RemoteException e) { 10260 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10261 mHandler.sendEmptyMessage(MCS_RECONNECT); 10262 res = false; 10263 } 10264 handleReturnCode(); 10265 return res; 10266 } 10267 10268 final void serviceError() { 10269 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10270 handleServiceError(); 10271 handleReturnCode(); 10272 } 10273 10274 abstract void handleStartCopy() throws RemoteException; 10275 abstract void handleServiceError(); 10276 abstract void handleReturnCode(); 10277 } 10278 10279 class MeasureParams extends HandlerParams { 10280 private final PackageStats mStats; 10281 private boolean mSuccess; 10282 10283 private final IPackageStatsObserver mObserver; 10284 10285 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10286 super(new UserHandle(stats.userHandle)); 10287 mObserver = observer; 10288 mStats = stats; 10289 } 10290 10291 @Override 10292 public String toString() { 10293 return "MeasureParams{" 10294 + Integer.toHexString(System.identityHashCode(this)) 10295 + " " + mStats.packageName + "}"; 10296 } 10297 10298 @Override 10299 void handleStartCopy() throws RemoteException { 10300 synchronized (mInstallLock) { 10301 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10302 } 10303 10304 if (mSuccess) { 10305 final boolean mounted; 10306 if (Environment.isExternalStorageEmulated()) { 10307 mounted = true; 10308 } else { 10309 final String status = Environment.getExternalStorageState(); 10310 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10311 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10312 } 10313 10314 if (mounted) { 10315 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10316 10317 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10318 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10319 10320 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10321 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10322 10323 // Always subtract cache size, since it's a subdirectory 10324 mStats.externalDataSize -= mStats.externalCacheSize; 10325 10326 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10327 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10328 10329 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10330 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10331 } 10332 } 10333 } 10334 10335 @Override 10336 void handleReturnCode() { 10337 if (mObserver != null) { 10338 try { 10339 mObserver.onGetStatsCompleted(mStats, mSuccess); 10340 } catch (RemoteException e) { 10341 Slog.i(TAG, "Observer no longer exists."); 10342 } 10343 } 10344 } 10345 10346 @Override 10347 void handleServiceError() { 10348 Slog.e(TAG, "Could not measure application " + mStats.packageName 10349 + " external storage"); 10350 } 10351 } 10352 10353 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10354 throws RemoteException { 10355 long result = 0; 10356 for (File path : paths) { 10357 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10358 } 10359 return result; 10360 } 10361 10362 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10363 for (File path : paths) { 10364 try { 10365 mcs.clearDirectory(path.getAbsolutePath()); 10366 } catch (RemoteException e) { 10367 } 10368 } 10369 } 10370 10371 static class OriginInfo { 10372 /** 10373 * Location where install is coming from, before it has been 10374 * copied/renamed into place. This could be a single monolithic APK 10375 * file, or a cluster directory. This location may be untrusted. 10376 */ 10377 final File file; 10378 final String cid; 10379 10380 /** 10381 * Flag indicating that {@link #file} or {@link #cid} has already been 10382 * staged, meaning downstream users don't need to defensively copy the 10383 * contents. 10384 */ 10385 final boolean staged; 10386 10387 /** 10388 * Flag indicating that {@link #file} or {@link #cid} is an already 10389 * installed app that is being moved. 10390 */ 10391 final boolean existing; 10392 10393 final String resolvedPath; 10394 final File resolvedFile; 10395 10396 static OriginInfo fromNothing() { 10397 return new OriginInfo(null, null, false, false); 10398 } 10399 10400 static OriginInfo fromUntrustedFile(File file) { 10401 return new OriginInfo(file, null, false, false); 10402 } 10403 10404 static OriginInfo fromExistingFile(File file) { 10405 return new OriginInfo(file, null, false, true); 10406 } 10407 10408 static OriginInfo fromStagedFile(File file) { 10409 return new OriginInfo(file, null, true, false); 10410 } 10411 10412 static OriginInfo fromStagedContainer(String cid) { 10413 return new OriginInfo(null, cid, true, false); 10414 } 10415 10416 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10417 this.file = file; 10418 this.cid = cid; 10419 this.staged = staged; 10420 this.existing = existing; 10421 10422 if (cid != null) { 10423 resolvedPath = PackageHelper.getSdDir(cid); 10424 resolvedFile = new File(resolvedPath); 10425 } else if (file != null) { 10426 resolvedPath = file.getAbsolutePath(); 10427 resolvedFile = file; 10428 } else { 10429 resolvedPath = null; 10430 resolvedFile = null; 10431 } 10432 } 10433 } 10434 10435 class MoveInfo { 10436 final int moveId; 10437 final String fromUuid; 10438 final String toUuid; 10439 final String packageName; 10440 final String dataAppName; 10441 final int appId; 10442 final String seinfo; 10443 10444 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10445 String dataAppName, int appId, String seinfo) { 10446 this.moveId = moveId; 10447 this.fromUuid = fromUuid; 10448 this.toUuid = toUuid; 10449 this.packageName = packageName; 10450 this.dataAppName = dataAppName; 10451 this.appId = appId; 10452 this.seinfo = seinfo; 10453 } 10454 } 10455 10456 class InstallParams extends HandlerParams { 10457 final OriginInfo origin; 10458 final MoveInfo move; 10459 final IPackageInstallObserver2 observer; 10460 int installFlags; 10461 final String installerPackageName; 10462 final String volumeUuid; 10463 final VerificationParams verificationParams; 10464 private InstallArgs mArgs; 10465 private int mRet; 10466 final String packageAbiOverride; 10467 final String[] grantedRuntimePermissions; 10468 10469 10470 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10471 int installFlags, String installerPackageName, String volumeUuid, 10472 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10473 String[] grantedPermissions) { 10474 super(user); 10475 this.origin = origin; 10476 this.move = move; 10477 this.observer = observer; 10478 this.installFlags = installFlags; 10479 this.installerPackageName = installerPackageName; 10480 this.volumeUuid = volumeUuid; 10481 this.verificationParams = verificationParams; 10482 this.packageAbiOverride = packageAbiOverride; 10483 this.grantedRuntimePermissions = grantedPermissions; 10484 } 10485 10486 @Override 10487 public String toString() { 10488 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10489 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10490 } 10491 10492 public ManifestDigest getManifestDigest() { 10493 if (verificationParams == null) { 10494 return null; 10495 } 10496 return verificationParams.getManifestDigest(); 10497 } 10498 10499 private int installLocationPolicy(PackageInfoLite pkgLite) { 10500 String packageName = pkgLite.packageName; 10501 int installLocation = pkgLite.installLocation; 10502 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10503 // reader 10504 synchronized (mPackages) { 10505 PackageParser.Package pkg = mPackages.get(packageName); 10506 if (pkg != null) { 10507 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10508 // Check for downgrading. 10509 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10510 try { 10511 checkDowngrade(pkg, pkgLite); 10512 } catch (PackageManagerException e) { 10513 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10514 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10515 } 10516 } 10517 // Check for updated system application. 10518 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10519 if (onSd) { 10520 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10521 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10522 } 10523 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10524 } else { 10525 if (onSd) { 10526 // Install flag overrides everything. 10527 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10528 } 10529 // If current upgrade specifies particular preference 10530 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10531 // Application explicitly specified internal. 10532 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10533 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10534 // App explictly prefers external. Let policy decide 10535 } else { 10536 // Prefer previous location 10537 if (isExternal(pkg)) { 10538 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10539 } 10540 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10541 } 10542 } 10543 } else { 10544 // Invalid install. Return error code 10545 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10546 } 10547 } 10548 } 10549 // All the special cases have been taken care of. 10550 // Return result based on recommended install location. 10551 if (onSd) { 10552 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10553 } 10554 return pkgLite.recommendedInstallLocation; 10555 } 10556 10557 /* 10558 * Invoke remote method to get package information and install 10559 * location values. Override install location based on default 10560 * policy if needed and then create install arguments based 10561 * on the install location. 10562 */ 10563 public void handleStartCopy() throws RemoteException { 10564 int ret = PackageManager.INSTALL_SUCCEEDED; 10565 10566 // If we're already staged, we've firmly committed to an install location 10567 if (origin.staged) { 10568 if (origin.file != null) { 10569 installFlags |= PackageManager.INSTALL_INTERNAL; 10570 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10571 } else if (origin.cid != null) { 10572 installFlags |= PackageManager.INSTALL_EXTERNAL; 10573 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10574 } else { 10575 throw new IllegalStateException("Invalid stage location"); 10576 } 10577 } 10578 10579 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10580 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10581 10582 PackageInfoLite pkgLite = null; 10583 10584 if (onInt && onSd) { 10585 // Check if both bits are set. 10586 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10587 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10588 } else { 10589 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10590 packageAbiOverride); 10591 10592 /* 10593 * If we have too little free space, try to free cache 10594 * before giving up. 10595 */ 10596 if (!origin.staged && pkgLite.recommendedInstallLocation 10597 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10598 // TODO: focus freeing disk space on the target device 10599 final StorageManager storage = StorageManager.from(mContext); 10600 final long lowThreshold = storage.getStorageLowBytes( 10601 Environment.getDataDirectory()); 10602 10603 final long sizeBytes = mContainerService.calculateInstalledSize( 10604 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10605 10606 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10607 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10608 installFlags, packageAbiOverride); 10609 } 10610 10611 /* 10612 * The cache free must have deleted the file we 10613 * downloaded to install. 10614 * 10615 * TODO: fix the "freeCache" call to not delete 10616 * the file we care about. 10617 */ 10618 if (pkgLite.recommendedInstallLocation 10619 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10620 pkgLite.recommendedInstallLocation 10621 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10622 } 10623 } 10624 } 10625 10626 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10627 int loc = pkgLite.recommendedInstallLocation; 10628 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10629 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10630 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10631 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10632 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10633 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10634 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10635 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10636 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10637 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10638 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10639 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10640 } else { 10641 // Override with defaults if needed. 10642 loc = installLocationPolicy(pkgLite); 10643 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10644 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10645 } else if (!onSd && !onInt) { 10646 // Override install location with flags 10647 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10648 // Set the flag to install on external media. 10649 installFlags |= PackageManager.INSTALL_EXTERNAL; 10650 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10651 } else { 10652 // Make sure the flag for installing on external 10653 // media is unset 10654 installFlags |= PackageManager.INSTALL_INTERNAL; 10655 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10656 } 10657 } 10658 } 10659 } 10660 10661 final InstallArgs args = createInstallArgs(this); 10662 mArgs = args; 10663 10664 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10665 /* 10666 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10667 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10668 */ 10669 int userIdentifier = getUser().getIdentifier(); 10670 if (userIdentifier == UserHandle.USER_ALL 10671 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10672 userIdentifier = UserHandle.USER_OWNER; 10673 } 10674 10675 /* 10676 * Determine if we have any installed package verifiers. If we 10677 * do, then we'll defer to them to verify the packages. 10678 */ 10679 final int requiredUid = mRequiredVerifierPackage == null ? -1 10680 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10681 if (!origin.existing && requiredUid != -1 10682 && isVerificationEnabled(userIdentifier, installFlags)) { 10683 final Intent verification = new Intent( 10684 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10685 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10686 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10687 PACKAGE_MIME_TYPE); 10688 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10689 10690 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10691 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10692 0 /* TODO: Which userId? */); 10693 10694 if (DEBUG_VERIFY) { 10695 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10696 + verification.toString() + " with " + pkgLite.verifiers.length 10697 + " optional verifiers"); 10698 } 10699 10700 final int verificationId = mPendingVerificationToken++; 10701 10702 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10703 10704 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10705 installerPackageName); 10706 10707 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10708 installFlags); 10709 10710 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10711 pkgLite.packageName); 10712 10713 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10714 pkgLite.versionCode); 10715 10716 if (verificationParams != null) { 10717 if (verificationParams.getVerificationURI() != null) { 10718 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10719 verificationParams.getVerificationURI()); 10720 } 10721 if (verificationParams.getOriginatingURI() != null) { 10722 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10723 verificationParams.getOriginatingURI()); 10724 } 10725 if (verificationParams.getReferrer() != null) { 10726 verification.putExtra(Intent.EXTRA_REFERRER, 10727 verificationParams.getReferrer()); 10728 } 10729 if (verificationParams.getOriginatingUid() >= 0) { 10730 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10731 verificationParams.getOriginatingUid()); 10732 } 10733 if (verificationParams.getInstallerUid() >= 0) { 10734 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10735 verificationParams.getInstallerUid()); 10736 } 10737 } 10738 10739 final PackageVerificationState verificationState = new PackageVerificationState( 10740 requiredUid, args); 10741 10742 mPendingVerification.append(verificationId, verificationState); 10743 10744 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10745 receivers, verificationState); 10746 10747 // Apps installed for "all" users use the device owner to verify the app 10748 UserHandle verifierUser = getUser(); 10749 if (verifierUser == UserHandle.ALL) { 10750 verifierUser = UserHandle.OWNER; 10751 } 10752 10753 /* 10754 * If any sufficient verifiers were listed in the package 10755 * manifest, attempt to ask them. 10756 */ 10757 if (sufficientVerifiers != null) { 10758 final int N = sufficientVerifiers.size(); 10759 if (N == 0) { 10760 Slog.i(TAG, "Additional verifiers required, but none installed."); 10761 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10762 } else { 10763 for (int i = 0; i < N; i++) { 10764 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10765 10766 final Intent sufficientIntent = new Intent(verification); 10767 sufficientIntent.setComponent(verifierComponent); 10768 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10769 } 10770 } 10771 } 10772 10773 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10774 mRequiredVerifierPackage, receivers); 10775 if (ret == PackageManager.INSTALL_SUCCEEDED 10776 && mRequiredVerifierPackage != null) { 10777 /* 10778 * Send the intent to the required verification agent, 10779 * but only start the verification timeout after the 10780 * target BroadcastReceivers have run. 10781 */ 10782 verification.setComponent(requiredVerifierComponent); 10783 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10784 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10785 new BroadcastReceiver() { 10786 @Override 10787 public void onReceive(Context context, Intent intent) { 10788 final Message msg = mHandler 10789 .obtainMessage(CHECK_PENDING_VERIFICATION); 10790 msg.arg1 = verificationId; 10791 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10792 } 10793 }, null, 0, null, null); 10794 10795 /* 10796 * We don't want the copy to proceed until verification 10797 * succeeds, so null out this field. 10798 */ 10799 mArgs = null; 10800 } 10801 } else { 10802 /* 10803 * No package verification is enabled, so immediately start 10804 * the remote call to initiate copy using temporary file. 10805 */ 10806 ret = args.copyApk(mContainerService, true); 10807 } 10808 } 10809 10810 mRet = ret; 10811 } 10812 10813 @Override 10814 void handleReturnCode() { 10815 // If mArgs is null, then MCS couldn't be reached. When it 10816 // reconnects, it will try again to install. At that point, this 10817 // will succeed. 10818 if (mArgs != null) { 10819 processPendingInstall(mArgs, mRet); 10820 } 10821 } 10822 10823 @Override 10824 void handleServiceError() { 10825 mArgs = createInstallArgs(this); 10826 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10827 } 10828 10829 public boolean isForwardLocked() { 10830 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10831 } 10832 } 10833 10834 /** 10835 * Used during creation of InstallArgs 10836 * 10837 * @param installFlags package installation flags 10838 * @return true if should be installed on external storage 10839 */ 10840 private static boolean installOnExternalAsec(int installFlags) { 10841 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10842 return false; 10843 } 10844 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10845 return true; 10846 } 10847 return false; 10848 } 10849 10850 /** 10851 * Used during creation of InstallArgs 10852 * 10853 * @param installFlags package installation flags 10854 * @return true if should be installed as forward locked 10855 */ 10856 private static boolean installForwardLocked(int installFlags) { 10857 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10858 } 10859 10860 private InstallArgs createInstallArgs(InstallParams params) { 10861 if (params.move != null) { 10862 return new MoveInstallArgs(params); 10863 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10864 return new AsecInstallArgs(params); 10865 } else { 10866 return new FileInstallArgs(params); 10867 } 10868 } 10869 10870 /** 10871 * Create args that describe an existing installed package. Typically used 10872 * when cleaning up old installs, or used as a move source. 10873 */ 10874 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10875 String resourcePath, String[] instructionSets) { 10876 final boolean isInAsec; 10877 if (installOnExternalAsec(installFlags)) { 10878 /* Apps on SD card are always in ASEC containers. */ 10879 isInAsec = true; 10880 } else if (installForwardLocked(installFlags) 10881 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10882 /* 10883 * Forward-locked apps are only in ASEC containers if they're the 10884 * new style 10885 */ 10886 isInAsec = true; 10887 } else { 10888 isInAsec = false; 10889 } 10890 10891 if (isInAsec) { 10892 return new AsecInstallArgs(codePath, instructionSets, 10893 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10894 } else { 10895 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10896 } 10897 } 10898 10899 static abstract class InstallArgs { 10900 /** @see InstallParams#origin */ 10901 final OriginInfo origin; 10902 /** @see InstallParams#move */ 10903 final MoveInfo move; 10904 10905 final IPackageInstallObserver2 observer; 10906 // Always refers to PackageManager flags only 10907 final int installFlags; 10908 final String installerPackageName; 10909 final String volumeUuid; 10910 final ManifestDigest manifestDigest; 10911 final UserHandle user; 10912 final String abiOverride; 10913 final String[] installGrantPermissions; 10914 10915 // The list of instruction sets supported by this app. This is currently 10916 // only used during the rmdex() phase to clean up resources. We can get rid of this 10917 // if we move dex files under the common app path. 10918 /* nullable */ String[] instructionSets; 10919 10920 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10921 int installFlags, String installerPackageName, String volumeUuid, 10922 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10923 String abiOverride, String[] installGrantPermissions) { 10924 this.origin = origin; 10925 this.move = move; 10926 this.installFlags = installFlags; 10927 this.observer = observer; 10928 this.installerPackageName = installerPackageName; 10929 this.volumeUuid = volumeUuid; 10930 this.manifestDigest = manifestDigest; 10931 this.user = user; 10932 this.instructionSets = instructionSets; 10933 this.abiOverride = abiOverride; 10934 this.installGrantPermissions = installGrantPermissions; 10935 } 10936 10937 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10938 abstract int doPreInstall(int status); 10939 10940 /** 10941 * Rename package into final resting place. All paths on the given 10942 * scanned package should be updated to reflect the rename. 10943 */ 10944 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10945 abstract int doPostInstall(int status, int uid); 10946 10947 /** @see PackageSettingBase#codePathString */ 10948 abstract String getCodePath(); 10949 /** @see PackageSettingBase#resourcePathString */ 10950 abstract String getResourcePath(); 10951 10952 // Need installer lock especially for dex file removal. 10953 abstract void cleanUpResourcesLI(); 10954 abstract boolean doPostDeleteLI(boolean delete); 10955 10956 /** 10957 * Called before the source arguments are copied. This is used mostly 10958 * for MoveParams when it needs to read the source file to put it in the 10959 * destination. 10960 */ 10961 int doPreCopy() { 10962 return PackageManager.INSTALL_SUCCEEDED; 10963 } 10964 10965 /** 10966 * Called after the source arguments are copied. This is used mostly for 10967 * MoveParams when it needs to read the source file to put it in the 10968 * destination. 10969 * 10970 * @return 10971 */ 10972 int doPostCopy(int uid) { 10973 return PackageManager.INSTALL_SUCCEEDED; 10974 } 10975 10976 protected boolean isFwdLocked() { 10977 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10978 } 10979 10980 protected boolean isExternalAsec() { 10981 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10982 } 10983 10984 UserHandle getUser() { 10985 return user; 10986 } 10987 } 10988 10989 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10990 if (!allCodePaths.isEmpty()) { 10991 if (instructionSets == null) { 10992 throw new IllegalStateException("instructionSet == null"); 10993 } 10994 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10995 for (String codePath : allCodePaths) { 10996 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10997 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10998 if (retCode < 0) { 10999 Slog.w(TAG, "Couldn't remove dex file for package: " 11000 + " at location " + codePath + ", retcode=" + retCode); 11001 // we don't consider this to be a failure of the core package deletion 11002 } 11003 } 11004 } 11005 } 11006 } 11007 11008 /** 11009 * Logic to handle installation of non-ASEC applications, including copying 11010 * and renaming logic. 11011 */ 11012 class FileInstallArgs extends InstallArgs { 11013 private File codeFile; 11014 private File resourceFile; 11015 11016 // Example topology: 11017 // /data/app/com.example/base.apk 11018 // /data/app/com.example/split_foo.apk 11019 // /data/app/com.example/lib/arm/libfoo.so 11020 // /data/app/com.example/lib/arm64/libfoo.so 11021 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11022 11023 /** New install */ 11024 FileInstallArgs(InstallParams params) { 11025 super(params.origin, params.move, params.observer, params.installFlags, 11026 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11027 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11028 params.grantedRuntimePermissions); 11029 if (isFwdLocked()) { 11030 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11031 } 11032 } 11033 11034 /** Existing install */ 11035 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11036 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11037 null, null); 11038 this.codeFile = (codePath != null) ? new File(codePath) : null; 11039 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11040 } 11041 11042 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11043 if (origin.staged) { 11044 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11045 codeFile = origin.file; 11046 resourceFile = origin.file; 11047 return PackageManager.INSTALL_SUCCEEDED; 11048 } 11049 11050 try { 11051 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 11052 codeFile = tempDir; 11053 resourceFile = tempDir; 11054 } catch (IOException e) { 11055 Slog.w(TAG, "Failed to create copy file: " + e); 11056 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11057 } 11058 11059 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11060 @Override 11061 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11062 if (!FileUtils.isValidExtFilename(name)) { 11063 throw new IllegalArgumentException("Invalid filename: " + name); 11064 } 11065 try { 11066 final File file = new File(codeFile, name); 11067 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11068 O_RDWR | O_CREAT, 0644); 11069 Os.chmod(file.getAbsolutePath(), 0644); 11070 return new ParcelFileDescriptor(fd); 11071 } catch (ErrnoException e) { 11072 throw new RemoteException("Failed to open: " + e.getMessage()); 11073 } 11074 } 11075 }; 11076 11077 int ret = PackageManager.INSTALL_SUCCEEDED; 11078 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11079 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11080 Slog.e(TAG, "Failed to copy package"); 11081 return ret; 11082 } 11083 11084 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11085 NativeLibraryHelper.Handle handle = null; 11086 try { 11087 handle = NativeLibraryHelper.Handle.create(codeFile); 11088 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11089 abiOverride); 11090 } catch (IOException e) { 11091 Slog.e(TAG, "Copying native libraries failed", e); 11092 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11093 } finally { 11094 IoUtils.closeQuietly(handle); 11095 } 11096 11097 return ret; 11098 } 11099 11100 int doPreInstall(int status) { 11101 if (status != PackageManager.INSTALL_SUCCEEDED) { 11102 cleanUp(); 11103 } 11104 return status; 11105 } 11106 11107 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11108 if (status != PackageManager.INSTALL_SUCCEEDED) { 11109 cleanUp(); 11110 return false; 11111 } 11112 11113 final File targetDir = codeFile.getParentFile(); 11114 final File beforeCodeFile = codeFile; 11115 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11116 11117 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11118 try { 11119 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11120 } catch (ErrnoException e) { 11121 Slog.w(TAG, "Failed to rename", e); 11122 return false; 11123 } 11124 11125 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11126 Slog.w(TAG, "Failed to restorecon"); 11127 return false; 11128 } 11129 11130 // Reflect the rename internally 11131 codeFile = afterCodeFile; 11132 resourceFile = afterCodeFile; 11133 11134 // Reflect the rename in scanned details 11135 pkg.codePath = afterCodeFile.getAbsolutePath(); 11136 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11137 pkg.baseCodePath); 11138 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11139 pkg.splitCodePaths); 11140 11141 // Reflect the rename in app info 11142 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11143 pkg.applicationInfo.setCodePath(pkg.codePath); 11144 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11145 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11146 pkg.applicationInfo.setResourcePath(pkg.codePath); 11147 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11148 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11149 11150 return true; 11151 } 11152 11153 int doPostInstall(int status, int uid) { 11154 if (status != PackageManager.INSTALL_SUCCEEDED) { 11155 cleanUp(); 11156 } 11157 return status; 11158 } 11159 11160 @Override 11161 String getCodePath() { 11162 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11163 } 11164 11165 @Override 11166 String getResourcePath() { 11167 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11168 } 11169 11170 private boolean cleanUp() { 11171 if (codeFile == null || !codeFile.exists()) { 11172 return false; 11173 } 11174 11175 if (codeFile.isDirectory()) { 11176 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11177 } else { 11178 codeFile.delete(); 11179 } 11180 11181 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11182 resourceFile.delete(); 11183 } 11184 11185 return true; 11186 } 11187 11188 void cleanUpResourcesLI() { 11189 // Try enumerating all code paths before deleting 11190 List<String> allCodePaths = Collections.EMPTY_LIST; 11191 if (codeFile != null && codeFile.exists()) { 11192 try { 11193 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11194 allCodePaths = pkg.getAllCodePaths(); 11195 } catch (PackageParserException e) { 11196 // Ignored; we tried our best 11197 } 11198 } 11199 11200 cleanUp(); 11201 removeDexFiles(allCodePaths, instructionSets); 11202 } 11203 11204 boolean doPostDeleteLI(boolean delete) { 11205 // XXX err, shouldn't we respect the delete flag? 11206 cleanUpResourcesLI(); 11207 return true; 11208 } 11209 } 11210 11211 private boolean isAsecExternal(String cid) { 11212 final String asecPath = PackageHelper.getSdFilesystem(cid); 11213 return !asecPath.startsWith(mAsecInternalPath); 11214 } 11215 11216 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11217 PackageManagerException { 11218 if (copyRet < 0) { 11219 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11220 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11221 throw new PackageManagerException(copyRet, message); 11222 } 11223 } 11224 } 11225 11226 /** 11227 * Extract the MountService "container ID" from the full code path of an 11228 * .apk. 11229 */ 11230 static String cidFromCodePath(String fullCodePath) { 11231 int eidx = fullCodePath.lastIndexOf("/"); 11232 String subStr1 = fullCodePath.substring(0, eidx); 11233 int sidx = subStr1.lastIndexOf("/"); 11234 return subStr1.substring(sidx+1, eidx); 11235 } 11236 11237 /** 11238 * Logic to handle installation of ASEC applications, including copying and 11239 * renaming logic. 11240 */ 11241 class AsecInstallArgs extends InstallArgs { 11242 static final String RES_FILE_NAME = "pkg.apk"; 11243 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11244 11245 String cid; 11246 String packagePath; 11247 String resourcePath; 11248 11249 /** New install */ 11250 AsecInstallArgs(InstallParams params) { 11251 super(params.origin, params.move, params.observer, params.installFlags, 11252 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11253 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11254 params.grantedRuntimePermissions); 11255 } 11256 11257 /** Existing install */ 11258 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11259 boolean isExternal, boolean isForwardLocked) { 11260 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11261 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11262 instructionSets, null, null); 11263 // Hackily pretend we're still looking at a full code path 11264 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11265 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11266 } 11267 11268 // Extract cid from fullCodePath 11269 int eidx = fullCodePath.lastIndexOf("/"); 11270 String subStr1 = fullCodePath.substring(0, eidx); 11271 int sidx = subStr1.lastIndexOf("/"); 11272 cid = subStr1.substring(sidx+1, eidx); 11273 setMountPath(subStr1); 11274 } 11275 11276 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11277 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11278 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11279 instructionSets, null, null); 11280 this.cid = cid; 11281 setMountPath(PackageHelper.getSdDir(cid)); 11282 } 11283 11284 void createCopyFile() { 11285 cid = mInstallerService.allocateExternalStageCidLegacy(); 11286 } 11287 11288 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11289 if (origin.staged) { 11290 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11291 cid = origin.cid; 11292 setMountPath(PackageHelper.getSdDir(cid)); 11293 return PackageManager.INSTALL_SUCCEEDED; 11294 } 11295 11296 if (temp) { 11297 createCopyFile(); 11298 } else { 11299 /* 11300 * Pre-emptively destroy the container since it's destroyed if 11301 * copying fails due to it existing anyway. 11302 */ 11303 PackageHelper.destroySdDir(cid); 11304 } 11305 11306 final String newMountPath = imcs.copyPackageToContainer( 11307 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11308 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11309 11310 if (newMountPath != null) { 11311 setMountPath(newMountPath); 11312 return PackageManager.INSTALL_SUCCEEDED; 11313 } else { 11314 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11315 } 11316 } 11317 11318 @Override 11319 String getCodePath() { 11320 return packagePath; 11321 } 11322 11323 @Override 11324 String getResourcePath() { 11325 return resourcePath; 11326 } 11327 11328 int doPreInstall(int status) { 11329 if (status != PackageManager.INSTALL_SUCCEEDED) { 11330 // Destroy container 11331 PackageHelper.destroySdDir(cid); 11332 } else { 11333 boolean mounted = PackageHelper.isContainerMounted(cid); 11334 if (!mounted) { 11335 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11336 Process.SYSTEM_UID); 11337 if (newMountPath != null) { 11338 setMountPath(newMountPath); 11339 } else { 11340 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11341 } 11342 } 11343 } 11344 return status; 11345 } 11346 11347 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11348 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11349 String newMountPath = null; 11350 if (PackageHelper.isContainerMounted(cid)) { 11351 // Unmount the container 11352 if (!PackageHelper.unMountSdDir(cid)) { 11353 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11354 return false; 11355 } 11356 } 11357 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11358 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11359 " which might be stale. Will try to clean up."); 11360 // Clean up the stale container and proceed to recreate. 11361 if (!PackageHelper.destroySdDir(newCacheId)) { 11362 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11363 return false; 11364 } 11365 // Successfully cleaned up stale container. Try to rename again. 11366 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11367 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11368 + " inspite of cleaning it up."); 11369 return false; 11370 } 11371 } 11372 if (!PackageHelper.isContainerMounted(newCacheId)) { 11373 Slog.w(TAG, "Mounting container " + newCacheId); 11374 newMountPath = PackageHelper.mountSdDir(newCacheId, 11375 getEncryptKey(), Process.SYSTEM_UID); 11376 } else { 11377 newMountPath = PackageHelper.getSdDir(newCacheId); 11378 } 11379 if (newMountPath == null) { 11380 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11381 return false; 11382 } 11383 Log.i(TAG, "Succesfully renamed " + cid + 11384 " to " + newCacheId + 11385 " at new path: " + newMountPath); 11386 cid = newCacheId; 11387 11388 final File beforeCodeFile = new File(packagePath); 11389 setMountPath(newMountPath); 11390 final File afterCodeFile = new File(packagePath); 11391 11392 // Reflect the rename in scanned details 11393 pkg.codePath = afterCodeFile.getAbsolutePath(); 11394 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11395 pkg.baseCodePath); 11396 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11397 pkg.splitCodePaths); 11398 11399 // Reflect the rename in app info 11400 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11401 pkg.applicationInfo.setCodePath(pkg.codePath); 11402 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11403 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11404 pkg.applicationInfo.setResourcePath(pkg.codePath); 11405 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11406 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11407 11408 return true; 11409 } 11410 11411 private void setMountPath(String mountPath) { 11412 final File mountFile = new File(mountPath); 11413 11414 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11415 if (monolithicFile.exists()) { 11416 packagePath = monolithicFile.getAbsolutePath(); 11417 if (isFwdLocked()) { 11418 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11419 } else { 11420 resourcePath = packagePath; 11421 } 11422 } else { 11423 packagePath = mountFile.getAbsolutePath(); 11424 resourcePath = packagePath; 11425 } 11426 } 11427 11428 int doPostInstall(int status, int uid) { 11429 if (status != PackageManager.INSTALL_SUCCEEDED) { 11430 cleanUp(); 11431 } else { 11432 final int groupOwner; 11433 final String protectedFile; 11434 if (isFwdLocked()) { 11435 groupOwner = UserHandle.getSharedAppGid(uid); 11436 protectedFile = RES_FILE_NAME; 11437 } else { 11438 groupOwner = -1; 11439 protectedFile = null; 11440 } 11441 11442 if (uid < Process.FIRST_APPLICATION_UID 11443 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11444 Slog.e(TAG, "Failed to finalize " + cid); 11445 PackageHelper.destroySdDir(cid); 11446 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11447 } 11448 11449 boolean mounted = PackageHelper.isContainerMounted(cid); 11450 if (!mounted) { 11451 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11452 } 11453 } 11454 return status; 11455 } 11456 11457 private void cleanUp() { 11458 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11459 11460 // Destroy secure container 11461 PackageHelper.destroySdDir(cid); 11462 } 11463 11464 private List<String> getAllCodePaths() { 11465 final File codeFile = new File(getCodePath()); 11466 if (codeFile != null && codeFile.exists()) { 11467 try { 11468 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11469 return pkg.getAllCodePaths(); 11470 } catch (PackageParserException e) { 11471 // Ignored; we tried our best 11472 } 11473 } 11474 return Collections.EMPTY_LIST; 11475 } 11476 11477 void cleanUpResourcesLI() { 11478 // Enumerate all code paths before deleting 11479 cleanUpResourcesLI(getAllCodePaths()); 11480 } 11481 11482 private void cleanUpResourcesLI(List<String> allCodePaths) { 11483 cleanUp(); 11484 removeDexFiles(allCodePaths, instructionSets); 11485 } 11486 11487 String getPackageName() { 11488 return getAsecPackageName(cid); 11489 } 11490 11491 boolean doPostDeleteLI(boolean delete) { 11492 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11493 final List<String> allCodePaths = getAllCodePaths(); 11494 boolean mounted = PackageHelper.isContainerMounted(cid); 11495 if (mounted) { 11496 // Unmount first 11497 if (PackageHelper.unMountSdDir(cid)) { 11498 mounted = false; 11499 } 11500 } 11501 if (!mounted && delete) { 11502 cleanUpResourcesLI(allCodePaths); 11503 } 11504 return !mounted; 11505 } 11506 11507 @Override 11508 int doPreCopy() { 11509 if (isFwdLocked()) { 11510 if (!PackageHelper.fixSdPermissions(cid, 11511 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11512 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11513 } 11514 } 11515 11516 return PackageManager.INSTALL_SUCCEEDED; 11517 } 11518 11519 @Override 11520 int doPostCopy(int uid) { 11521 if (isFwdLocked()) { 11522 if (uid < Process.FIRST_APPLICATION_UID 11523 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11524 RES_FILE_NAME)) { 11525 Slog.e(TAG, "Failed to finalize " + cid); 11526 PackageHelper.destroySdDir(cid); 11527 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11528 } 11529 } 11530 11531 return PackageManager.INSTALL_SUCCEEDED; 11532 } 11533 } 11534 11535 /** 11536 * Logic to handle movement of existing installed applications. 11537 */ 11538 class MoveInstallArgs extends InstallArgs { 11539 private File codeFile; 11540 private File resourceFile; 11541 11542 /** New install */ 11543 MoveInstallArgs(InstallParams params) { 11544 super(params.origin, params.move, params.observer, params.installFlags, 11545 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11546 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11547 params.grantedRuntimePermissions); 11548 } 11549 11550 int copyApk(IMediaContainerService imcs, boolean temp) { 11551 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11552 + move.fromUuid + " to " + move.toUuid); 11553 synchronized (mInstaller) { 11554 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11555 move.dataAppName, move.appId, move.seinfo) != 0) { 11556 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11557 } 11558 } 11559 11560 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11561 resourceFile = codeFile; 11562 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11563 11564 return PackageManager.INSTALL_SUCCEEDED; 11565 } 11566 11567 int doPreInstall(int status) { 11568 if (status != PackageManager.INSTALL_SUCCEEDED) { 11569 cleanUp(move.toUuid); 11570 } 11571 return status; 11572 } 11573 11574 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11575 if (status != PackageManager.INSTALL_SUCCEEDED) { 11576 cleanUp(move.toUuid); 11577 return false; 11578 } 11579 11580 // Reflect the move in app info 11581 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11582 pkg.applicationInfo.setCodePath(pkg.codePath); 11583 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11584 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11585 pkg.applicationInfo.setResourcePath(pkg.codePath); 11586 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11587 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11588 11589 return true; 11590 } 11591 11592 int doPostInstall(int status, int uid) { 11593 if (status == PackageManager.INSTALL_SUCCEEDED) { 11594 cleanUp(move.fromUuid); 11595 } else { 11596 cleanUp(move.toUuid); 11597 } 11598 return status; 11599 } 11600 11601 @Override 11602 String getCodePath() { 11603 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11604 } 11605 11606 @Override 11607 String getResourcePath() { 11608 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11609 } 11610 11611 private boolean cleanUp(String volumeUuid) { 11612 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11613 move.dataAppName); 11614 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11615 synchronized (mInstallLock) { 11616 // Clean up both app data and code 11617 removeDataDirsLI(volumeUuid, move.packageName); 11618 if (codeFile.isDirectory()) { 11619 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11620 } else { 11621 codeFile.delete(); 11622 } 11623 } 11624 return true; 11625 } 11626 11627 void cleanUpResourcesLI() { 11628 throw new UnsupportedOperationException(); 11629 } 11630 11631 boolean doPostDeleteLI(boolean delete) { 11632 throw new UnsupportedOperationException(); 11633 } 11634 } 11635 11636 static String getAsecPackageName(String packageCid) { 11637 int idx = packageCid.lastIndexOf("-"); 11638 if (idx == -1) { 11639 return packageCid; 11640 } 11641 return packageCid.substring(0, idx); 11642 } 11643 11644 // Utility method used to create code paths based on package name and available index. 11645 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11646 String idxStr = ""; 11647 int idx = 1; 11648 // Fall back to default value of idx=1 if prefix is not 11649 // part of oldCodePath 11650 if (oldCodePath != null) { 11651 String subStr = oldCodePath; 11652 // Drop the suffix right away 11653 if (suffix != null && subStr.endsWith(suffix)) { 11654 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11655 } 11656 // If oldCodePath already contains prefix find out the 11657 // ending index to either increment or decrement. 11658 int sidx = subStr.lastIndexOf(prefix); 11659 if (sidx != -1) { 11660 subStr = subStr.substring(sidx + prefix.length()); 11661 if (subStr != null) { 11662 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11663 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11664 } 11665 try { 11666 idx = Integer.parseInt(subStr); 11667 if (idx <= 1) { 11668 idx++; 11669 } else { 11670 idx--; 11671 } 11672 } catch(NumberFormatException e) { 11673 } 11674 } 11675 } 11676 } 11677 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11678 return prefix + idxStr; 11679 } 11680 11681 private File getNextCodePath(File targetDir, String packageName) { 11682 int suffix = 1; 11683 File result; 11684 do { 11685 result = new File(targetDir, packageName + "-" + suffix); 11686 suffix++; 11687 } while (result.exists()); 11688 return result; 11689 } 11690 11691 // Utility method that returns the relative package path with respect 11692 // to the installation directory. Like say for /data/data/com.test-1.apk 11693 // string com.test-1 is returned. 11694 static String deriveCodePathName(String codePath) { 11695 if (codePath == null) { 11696 return null; 11697 } 11698 final File codeFile = new File(codePath); 11699 final String name = codeFile.getName(); 11700 if (codeFile.isDirectory()) { 11701 return name; 11702 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11703 final int lastDot = name.lastIndexOf('.'); 11704 return name.substring(0, lastDot); 11705 } else { 11706 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11707 return null; 11708 } 11709 } 11710 11711 class PackageInstalledInfo { 11712 String name; 11713 int uid; 11714 // The set of users that originally had this package installed. 11715 int[] origUsers; 11716 // The set of users that now have this package installed. 11717 int[] newUsers; 11718 PackageParser.Package pkg; 11719 int returnCode; 11720 String returnMsg; 11721 PackageRemovedInfo removedInfo; 11722 11723 public void setError(int code, String msg) { 11724 returnCode = code; 11725 returnMsg = msg; 11726 Slog.w(TAG, msg); 11727 } 11728 11729 public void setError(String msg, PackageParserException e) { 11730 returnCode = e.error; 11731 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11732 Slog.w(TAG, msg, e); 11733 } 11734 11735 public void setError(String msg, PackageManagerException e) { 11736 returnCode = e.error; 11737 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11738 Slog.w(TAG, msg, e); 11739 } 11740 11741 // In some error cases we want to convey more info back to the observer 11742 String origPackage; 11743 String origPermission; 11744 } 11745 11746 /* 11747 * Install a non-existing package. 11748 */ 11749 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11750 UserHandle user, String installerPackageName, String volumeUuid, 11751 PackageInstalledInfo res) { 11752 // Remember this for later, in case we need to rollback this install 11753 String pkgName = pkg.packageName; 11754 11755 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11756 final boolean dataDirExists = Environment 11757 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11758 synchronized(mPackages) { 11759 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11760 // A package with the same name is already installed, though 11761 // it has been renamed to an older name. The package we 11762 // are trying to install should be installed as an update to 11763 // the existing one, but that has not been requested, so bail. 11764 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11765 + " without first uninstalling package running as " 11766 + mSettings.mRenamedPackages.get(pkgName)); 11767 return; 11768 } 11769 if (mPackages.containsKey(pkgName)) { 11770 // Don't allow installation over an existing package with the same name. 11771 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11772 + " without first uninstalling."); 11773 return; 11774 } 11775 } 11776 11777 try { 11778 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11779 System.currentTimeMillis(), user); 11780 11781 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11782 // delete the partially installed application. the data directory will have to be 11783 // restored if it was already existing 11784 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11785 // remove package from internal structures. Note that we want deletePackageX to 11786 // delete the package data and cache directories that it created in 11787 // scanPackageLocked, unless those directories existed before we even tried to 11788 // install. 11789 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11790 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11791 res.removedInfo, true); 11792 } 11793 11794 } catch (PackageManagerException e) { 11795 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11796 } 11797 } 11798 11799 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11800 // Can't rotate keys during boot or if sharedUser. 11801 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11802 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11803 return false; 11804 } 11805 // app is using upgradeKeySets; make sure all are valid 11806 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11807 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11808 for (int i = 0; i < upgradeKeySets.length; i++) { 11809 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11810 Slog.wtf(TAG, "Package " 11811 + (oldPs.name != null ? oldPs.name : "<null>") 11812 + " contains upgrade-key-set reference to unknown key-set: " 11813 + upgradeKeySets[i] 11814 + " reverting to signatures check."); 11815 return false; 11816 } 11817 } 11818 return true; 11819 } 11820 11821 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11822 // Upgrade keysets are being used. Determine if new package has a superset of the 11823 // required keys. 11824 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11825 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11826 for (int i = 0; i < upgradeKeySets.length; i++) { 11827 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11828 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11829 return true; 11830 } 11831 } 11832 return false; 11833 } 11834 11835 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11836 UserHandle user, String installerPackageName, String volumeUuid, 11837 PackageInstalledInfo res) { 11838 final PackageParser.Package oldPackage; 11839 final String pkgName = pkg.packageName; 11840 final int[] allUsers; 11841 final boolean[] perUserInstalled; 11842 11843 // First find the old package info and check signatures 11844 synchronized(mPackages) { 11845 oldPackage = mPackages.get(pkgName); 11846 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11847 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11848 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11849 if(!checkUpgradeKeySetLP(ps, pkg)) { 11850 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11851 "New package not signed by keys specified by upgrade-keysets: " 11852 + pkgName); 11853 return; 11854 } 11855 } else { 11856 // default to original signature matching 11857 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11858 != PackageManager.SIGNATURE_MATCH) { 11859 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11860 "New package has a different signature: " + pkgName); 11861 return; 11862 } 11863 } 11864 11865 // In case of rollback, remember per-user/profile install state 11866 allUsers = sUserManager.getUserIds(); 11867 perUserInstalled = new boolean[allUsers.length]; 11868 for (int i = 0; i < allUsers.length; i++) { 11869 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11870 } 11871 } 11872 11873 boolean sysPkg = (isSystemApp(oldPackage)); 11874 if (sysPkg) { 11875 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11876 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11877 } else { 11878 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11879 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11880 } 11881 } 11882 11883 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11884 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11885 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11886 String volumeUuid, PackageInstalledInfo res) { 11887 String pkgName = deletedPackage.packageName; 11888 boolean deletedPkg = true; 11889 boolean updatedSettings = false; 11890 11891 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11892 + deletedPackage); 11893 long origUpdateTime; 11894 if (pkg.mExtras != null) { 11895 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11896 } else { 11897 origUpdateTime = 0; 11898 } 11899 11900 // First delete the existing package while retaining the data directory 11901 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11902 res.removedInfo, true)) { 11903 // If the existing package wasn't successfully deleted 11904 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11905 deletedPkg = false; 11906 } else { 11907 // Successfully deleted the old package; proceed with replace. 11908 11909 // If deleted package lived in a container, give users a chance to 11910 // relinquish resources before killing. 11911 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11912 if (DEBUG_INSTALL) { 11913 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11914 } 11915 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11916 final ArrayList<String> pkgList = new ArrayList<String>(1); 11917 pkgList.add(deletedPackage.applicationInfo.packageName); 11918 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11919 } 11920 11921 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11922 try { 11923 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11924 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11925 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11926 perUserInstalled, res, user); 11927 updatedSettings = true; 11928 } catch (PackageManagerException e) { 11929 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11930 } 11931 } 11932 11933 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11934 // remove package from internal structures. Note that we want deletePackageX to 11935 // delete the package data and cache directories that it created in 11936 // scanPackageLocked, unless those directories existed before we even tried to 11937 // install. 11938 if(updatedSettings) { 11939 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11940 deletePackageLI( 11941 pkgName, null, true, allUsers, perUserInstalled, 11942 PackageManager.DELETE_KEEP_DATA, 11943 res.removedInfo, true); 11944 } 11945 // Since we failed to install the new package we need to restore the old 11946 // package that we deleted. 11947 if (deletedPkg) { 11948 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11949 File restoreFile = new File(deletedPackage.codePath); 11950 // Parse old package 11951 boolean oldExternal = isExternal(deletedPackage); 11952 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11953 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11954 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11955 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11956 try { 11957 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11958 } catch (PackageManagerException e) { 11959 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11960 + e.getMessage()); 11961 return; 11962 } 11963 // Restore of old package succeeded. Update permissions. 11964 // writer 11965 synchronized (mPackages) { 11966 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11967 UPDATE_PERMISSIONS_ALL); 11968 // can downgrade to reader 11969 mSettings.writeLPr(); 11970 } 11971 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11972 } 11973 } 11974 } 11975 11976 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11977 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11978 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11979 String volumeUuid, PackageInstalledInfo res) { 11980 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11981 + ", old=" + deletedPackage); 11982 boolean disabledSystem = false; 11983 boolean updatedSettings = false; 11984 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11985 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11986 != 0) { 11987 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11988 } 11989 String packageName = deletedPackage.packageName; 11990 if (packageName == null) { 11991 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11992 "Attempt to delete null packageName."); 11993 return; 11994 } 11995 PackageParser.Package oldPkg; 11996 PackageSetting oldPkgSetting; 11997 // reader 11998 synchronized (mPackages) { 11999 oldPkg = mPackages.get(packageName); 12000 oldPkgSetting = mSettings.mPackages.get(packageName); 12001 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12002 (oldPkgSetting == null)) { 12003 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12004 "Couldn't find package:" + packageName + " information"); 12005 return; 12006 } 12007 } 12008 12009 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12010 12011 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12012 res.removedInfo.removedPackage = packageName; 12013 // Remove existing system package 12014 removePackageLI(oldPkgSetting, true); 12015 // writer 12016 synchronized (mPackages) { 12017 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12018 if (!disabledSystem && deletedPackage != null) { 12019 // We didn't need to disable the .apk as a current system package, 12020 // which means we are replacing another update that is already 12021 // installed. We need to make sure to delete the older one's .apk. 12022 res.removedInfo.args = createInstallArgsForExisting(0, 12023 deletedPackage.applicationInfo.getCodePath(), 12024 deletedPackage.applicationInfo.getResourcePath(), 12025 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12026 } else { 12027 res.removedInfo.args = null; 12028 } 12029 } 12030 12031 // Successfully disabled the old package. Now proceed with re-installation 12032 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12033 12034 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12035 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12036 12037 PackageParser.Package newPackage = null; 12038 try { 12039 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 12040 if (newPackage.mExtras != null) { 12041 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12042 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12043 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12044 12045 // is the update attempting to change shared user? that isn't going to work... 12046 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12047 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12048 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12049 + " to " + newPkgSetting.sharedUser); 12050 updatedSettings = true; 12051 } 12052 } 12053 12054 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12055 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12056 perUserInstalled, res, user); 12057 updatedSettings = true; 12058 } 12059 12060 } catch (PackageManagerException e) { 12061 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12062 } 12063 12064 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12065 // Re installation failed. Restore old information 12066 // Remove new pkg information 12067 if (newPackage != null) { 12068 removeInstalledPackageLI(newPackage, true); 12069 } 12070 // Add back the old system package 12071 try { 12072 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12073 } catch (PackageManagerException e) { 12074 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12075 } 12076 // Restore the old system information in Settings 12077 synchronized (mPackages) { 12078 if (disabledSystem) { 12079 mSettings.enableSystemPackageLPw(packageName); 12080 } 12081 if (updatedSettings) { 12082 mSettings.setInstallerPackageName(packageName, 12083 oldPkgSetting.installerPackageName); 12084 } 12085 mSettings.writeLPr(); 12086 } 12087 } 12088 } 12089 12090 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12091 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12092 UserHandle user) { 12093 String pkgName = newPackage.packageName; 12094 synchronized (mPackages) { 12095 //write settings. the installStatus will be incomplete at this stage. 12096 //note that the new package setting would have already been 12097 //added to mPackages. It hasn't been persisted yet. 12098 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12099 mSettings.writeLPr(); 12100 } 12101 12102 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12103 12104 synchronized (mPackages) { 12105 updatePermissionsLPw(newPackage.packageName, newPackage, 12106 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12107 ? UPDATE_PERMISSIONS_ALL : 0)); 12108 // For system-bundled packages, we assume that installing an upgraded version 12109 // of the package implies that the user actually wants to run that new code, 12110 // so we enable the package. 12111 PackageSetting ps = mSettings.mPackages.get(pkgName); 12112 if (ps != null) { 12113 if (isSystemApp(newPackage)) { 12114 // NB: implicit assumption that system package upgrades apply to all users 12115 if (DEBUG_INSTALL) { 12116 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12117 } 12118 if (res.origUsers != null) { 12119 for (int userHandle : res.origUsers) { 12120 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12121 userHandle, installerPackageName); 12122 } 12123 } 12124 // Also convey the prior install/uninstall state 12125 if (allUsers != null && perUserInstalled != null) { 12126 for (int i = 0; i < allUsers.length; i++) { 12127 if (DEBUG_INSTALL) { 12128 Slog.d(TAG, " user " + allUsers[i] 12129 + " => " + perUserInstalled[i]); 12130 } 12131 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12132 } 12133 // these install state changes will be persisted in the 12134 // upcoming call to mSettings.writeLPr(). 12135 } 12136 } 12137 // It's implied that when a user requests installation, they want the app to be 12138 // installed and enabled. 12139 int userId = user.getIdentifier(); 12140 if (userId != UserHandle.USER_ALL) { 12141 ps.setInstalled(true, userId); 12142 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12143 } 12144 } 12145 res.name = pkgName; 12146 res.uid = newPackage.applicationInfo.uid; 12147 res.pkg = newPackage; 12148 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12149 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12150 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12151 //to update install status 12152 mSettings.writeLPr(); 12153 } 12154 } 12155 12156 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12157 final int installFlags = args.installFlags; 12158 final String installerPackageName = args.installerPackageName; 12159 final String volumeUuid = args.volumeUuid; 12160 final File tmpPackageFile = new File(args.getCodePath()); 12161 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12162 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12163 || (args.volumeUuid != null)); 12164 boolean replace = false; 12165 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12166 if (args.move != null) { 12167 // moving a complete application; perfom an initial scan on the new install location 12168 scanFlags |= SCAN_INITIAL; 12169 } 12170 // Result object to be returned 12171 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12172 12173 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12174 // Retrieve PackageSettings and parse package 12175 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12176 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12177 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12178 PackageParser pp = new PackageParser(); 12179 pp.setSeparateProcesses(mSeparateProcesses); 12180 pp.setDisplayMetrics(mMetrics); 12181 12182 final PackageParser.Package pkg; 12183 try { 12184 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12185 } catch (PackageParserException e) { 12186 res.setError("Failed parse during installPackageLI", e); 12187 return; 12188 } 12189 12190 // Mark that we have an install time CPU ABI override. 12191 pkg.cpuAbiOverride = args.abiOverride; 12192 12193 String pkgName = res.name = pkg.packageName; 12194 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12195 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12196 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12197 return; 12198 } 12199 } 12200 12201 try { 12202 pp.collectCertificates(pkg, parseFlags); 12203 pp.collectManifestDigest(pkg); 12204 } catch (PackageParserException e) { 12205 res.setError("Failed collect during installPackageLI", e); 12206 return; 12207 } 12208 12209 /* If the installer passed in a manifest digest, compare it now. */ 12210 if (args.manifestDigest != null) { 12211 if (DEBUG_INSTALL) { 12212 final String parsedManifest = pkg.manifestDigest == null ? "null" 12213 : pkg.manifestDigest.toString(); 12214 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12215 + parsedManifest); 12216 } 12217 12218 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12219 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12220 return; 12221 } 12222 } else if (DEBUG_INSTALL) { 12223 final String parsedManifest = pkg.manifestDigest == null 12224 ? "null" : pkg.manifestDigest.toString(); 12225 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12226 } 12227 12228 // Get rid of all references to package scan path via parser. 12229 pp = null; 12230 String oldCodePath = null; 12231 boolean systemApp = false; 12232 synchronized (mPackages) { 12233 // Check if installing already existing package 12234 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12235 String oldName = mSettings.mRenamedPackages.get(pkgName); 12236 if (pkg.mOriginalPackages != null 12237 && pkg.mOriginalPackages.contains(oldName) 12238 && mPackages.containsKey(oldName)) { 12239 // This package is derived from an original package, 12240 // and this device has been updating from that original 12241 // name. We must continue using the original name, so 12242 // rename the new package here. 12243 pkg.setPackageName(oldName); 12244 pkgName = pkg.packageName; 12245 replace = true; 12246 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12247 + oldName + " pkgName=" + pkgName); 12248 } else if (mPackages.containsKey(pkgName)) { 12249 // This package, under its official name, already exists 12250 // on the device; we should replace it. 12251 replace = true; 12252 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12253 } 12254 12255 // Prevent apps opting out from runtime permissions 12256 if (replace) { 12257 PackageParser.Package oldPackage = mPackages.get(pkgName); 12258 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12259 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12260 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12261 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12262 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12263 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12264 + " doesn't support runtime permissions but the old" 12265 + " target SDK " + oldTargetSdk + " does."); 12266 return; 12267 } 12268 } 12269 } 12270 12271 PackageSetting ps = mSettings.mPackages.get(pkgName); 12272 if (ps != null) { 12273 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12274 12275 // Quick sanity check that we're signed correctly if updating; 12276 // we'll check this again later when scanning, but we want to 12277 // bail early here before tripping over redefined permissions. 12278 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12279 if (!checkUpgradeKeySetLP(ps, pkg)) { 12280 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12281 + pkg.packageName + " upgrade keys do not match the " 12282 + "previously installed version"); 12283 return; 12284 } 12285 } else { 12286 try { 12287 verifySignaturesLP(ps, pkg); 12288 } catch (PackageManagerException e) { 12289 res.setError(e.error, e.getMessage()); 12290 return; 12291 } 12292 } 12293 12294 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12295 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12296 systemApp = (ps.pkg.applicationInfo.flags & 12297 ApplicationInfo.FLAG_SYSTEM) != 0; 12298 } 12299 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12300 } 12301 12302 // Check whether the newly-scanned package wants to define an already-defined perm 12303 int N = pkg.permissions.size(); 12304 for (int i = N-1; i >= 0; i--) { 12305 PackageParser.Permission perm = pkg.permissions.get(i); 12306 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12307 if (bp != null) { 12308 // If the defining package is signed with our cert, it's okay. This 12309 // also includes the "updating the same package" case, of course. 12310 // "updating same package" could also involve key-rotation. 12311 final boolean sigsOk; 12312 if (bp.sourcePackage.equals(pkg.packageName) 12313 && (bp.packageSetting instanceof PackageSetting) 12314 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12315 scanFlags))) { 12316 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12317 } else { 12318 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12319 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12320 } 12321 if (!sigsOk) { 12322 // If the owning package is the system itself, we log but allow 12323 // install to proceed; we fail the install on all other permission 12324 // redefinitions. 12325 if (!bp.sourcePackage.equals("android")) { 12326 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12327 + pkg.packageName + " attempting to redeclare permission " 12328 + perm.info.name + " already owned by " + bp.sourcePackage); 12329 res.origPermission = perm.info.name; 12330 res.origPackage = bp.sourcePackage; 12331 return; 12332 } else { 12333 Slog.w(TAG, "Package " + pkg.packageName 12334 + " attempting to redeclare system permission " 12335 + perm.info.name + "; ignoring new declaration"); 12336 pkg.permissions.remove(i); 12337 } 12338 } 12339 } 12340 } 12341 12342 } 12343 12344 if (systemApp && onExternal) { 12345 // Disable updates to system apps on sdcard 12346 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12347 "Cannot install updates to system apps on sdcard"); 12348 return; 12349 } 12350 12351 if (args.move != null) { 12352 // We did an in-place move, so dex is ready to roll 12353 scanFlags |= SCAN_NO_DEX; 12354 scanFlags |= SCAN_MOVE; 12355 12356 synchronized (mPackages) { 12357 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12358 if (ps == null) { 12359 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12360 "Missing settings for moved package " + pkgName); 12361 } 12362 12363 // We moved the entire application as-is, so bring over the 12364 // previously derived ABI information. 12365 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12366 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12367 } 12368 12369 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12370 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12371 scanFlags |= SCAN_NO_DEX; 12372 12373 try { 12374 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12375 true /* extract libs */); 12376 } catch (PackageManagerException pme) { 12377 Slog.e(TAG, "Error deriving application ABI", pme); 12378 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12379 return; 12380 } 12381 12382 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12383 int result = mPackageDexOptimizer 12384 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12385 false /* defer */, false /* inclDependencies */); 12386 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12387 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12388 return; 12389 } 12390 } 12391 12392 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12393 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12394 return; 12395 } 12396 12397 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12398 12399 if (replace) { 12400 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12401 installerPackageName, volumeUuid, res); 12402 } else { 12403 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12404 args.user, installerPackageName, volumeUuid, res); 12405 } 12406 synchronized (mPackages) { 12407 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12408 if (ps != null) { 12409 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12410 } 12411 } 12412 } 12413 12414 private void startIntentFilterVerifications(int userId, boolean replacing, 12415 PackageParser.Package pkg) { 12416 if (mIntentFilterVerifierComponent == null) { 12417 Slog.w(TAG, "No IntentFilter verification will not be done as " 12418 + "there is no IntentFilterVerifier available!"); 12419 return; 12420 } 12421 12422 final int verifierUid = getPackageUid( 12423 mIntentFilterVerifierComponent.getPackageName(), 12424 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12425 12426 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12427 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12428 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12429 mHandler.sendMessage(msg); 12430 } 12431 12432 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12433 PackageParser.Package pkg) { 12434 int size = pkg.activities.size(); 12435 if (size == 0) { 12436 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12437 "No activity, so no need to verify any IntentFilter!"); 12438 return; 12439 } 12440 12441 final boolean hasDomainURLs = hasDomainURLs(pkg); 12442 if (!hasDomainURLs) { 12443 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12444 "No domain URLs, so no need to verify any IntentFilter!"); 12445 return; 12446 } 12447 12448 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12449 + " if any IntentFilter from the " + size 12450 + " Activities needs verification ..."); 12451 12452 int count = 0; 12453 final String packageName = pkg.packageName; 12454 12455 synchronized (mPackages) { 12456 // If this is a new install and we see that we've already run verification for this 12457 // package, we have nothing to do: it means the state was restored from backup. 12458 if (!replacing) { 12459 IntentFilterVerificationInfo ivi = 12460 mSettings.getIntentFilterVerificationLPr(packageName); 12461 if (ivi != null) { 12462 if (DEBUG_DOMAIN_VERIFICATION) { 12463 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12464 + ivi.getStatusString()); 12465 } 12466 return; 12467 } 12468 } 12469 12470 // If any filters need to be verified, then all need to be. 12471 boolean needToVerify = false; 12472 for (PackageParser.Activity a : pkg.activities) { 12473 for (ActivityIntentInfo filter : a.intents) { 12474 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12475 if (DEBUG_DOMAIN_VERIFICATION) { 12476 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12477 } 12478 needToVerify = true; 12479 break; 12480 } 12481 } 12482 } 12483 12484 if (needToVerify) { 12485 final int verificationId = mIntentFilterVerificationToken++; 12486 for (PackageParser.Activity a : pkg.activities) { 12487 for (ActivityIntentInfo filter : a.intents) { 12488 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12489 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12490 "Verification needed for IntentFilter:" + filter.toString()); 12491 mIntentFilterVerifier.addOneIntentFilterVerification( 12492 verifierUid, userId, verificationId, filter, packageName); 12493 count++; 12494 } 12495 } 12496 } 12497 } 12498 } 12499 12500 if (count > 0) { 12501 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12502 + " IntentFilter verification" + (count > 1 ? "s" : "") 12503 + " for userId:" + userId); 12504 mIntentFilterVerifier.startVerifications(userId); 12505 } else { 12506 if (DEBUG_DOMAIN_VERIFICATION) { 12507 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12508 } 12509 } 12510 } 12511 12512 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12513 final ComponentName cn = filter.activity.getComponentName(); 12514 final String packageName = cn.getPackageName(); 12515 12516 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12517 packageName); 12518 if (ivi == null) { 12519 return true; 12520 } 12521 int status = ivi.getStatus(); 12522 switch (status) { 12523 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12524 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12525 return true; 12526 12527 default: 12528 // Nothing to do 12529 return false; 12530 } 12531 } 12532 12533 private static boolean isMultiArch(PackageSetting ps) { 12534 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12535 } 12536 12537 private static boolean isMultiArch(ApplicationInfo info) { 12538 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12539 } 12540 12541 private static boolean isExternal(PackageParser.Package pkg) { 12542 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12543 } 12544 12545 private static boolean isExternal(PackageSetting ps) { 12546 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12547 } 12548 12549 private static boolean isExternal(ApplicationInfo info) { 12550 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12551 } 12552 12553 private static boolean isSystemApp(PackageParser.Package pkg) { 12554 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12555 } 12556 12557 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12558 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12559 } 12560 12561 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12562 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12563 } 12564 12565 private static boolean isSystemApp(PackageSetting ps) { 12566 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12567 } 12568 12569 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12570 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12571 } 12572 12573 private int packageFlagsToInstallFlags(PackageSetting ps) { 12574 int installFlags = 0; 12575 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12576 // This existing package was an external ASEC install when we have 12577 // the external flag without a UUID 12578 installFlags |= PackageManager.INSTALL_EXTERNAL; 12579 } 12580 if (ps.isForwardLocked()) { 12581 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12582 } 12583 return installFlags; 12584 } 12585 12586 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12587 if (isExternal(pkg)) { 12588 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12589 return mSettings.getExternalVersion(); 12590 } else { 12591 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12592 } 12593 } else { 12594 return mSettings.getInternalVersion(); 12595 } 12596 } 12597 12598 private void deleteTempPackageFiles() { 12599 final FilenameFilter filter = new FilenameFilter() { 12600 public boolean accept(File dir, String name) { 12601 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12602 } 12603 }; 12604 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12605 file.delete(); 12606 } 12607 } 12608 12609 @Override 12610 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12611 int flags) { 12612 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12613 flags); 12614 } 12615 12616 @Override 12617 public void deletePackage(final String packageName, 12618 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12619 mContext.enforceCallingOrSelfPermission( 12620 android.Manifest.permission.DELETE_PACKAGES, null); 12621 Preconditions.checkNotNull(packageName); 12622 Preconditions.checkNotNull(observer); 12623 final int uid = Binder.getCallingUid(); 12624 if (UserHandle.getUserId(uid) != userId) { 12625 mContext.enforceCallingPermission( 12626 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12627 "deletePackage for user " + userId); 12628 } 12629 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12630 try { 12631 observer.onPackageDeleted(packageName, 12632 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12633 } catch (RemoteException re) { 12634 } 12635 return; 12636 } 12637 12638 boolean uninstallBlocked = false; 12639 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12640 int[] users = sUserManager.getUserIds(); 12641 for (int i = 0; i < users.length; ++i) { 12642 if (getBlockUninstallForUser(packageName, users[i])) { 12643 uninstallBlocked = true; 12644 break; 12645 } 12646 } 12647 } else { 12648 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12649 } 12650 if (uninstallBlocked) { 12651 try { 12652 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12653 null); 12654 } catch (RemoteException re) { 12655 } 12656 return; 12657 } 12658 12659 if (DEBUG_REMOVE) { 12660 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12661 } 12662 // Queue up an async operation since the package deletion may take a little while. 12663 mHandler.post(new Runnable() { 12664 public void run() { 12665 mHandler.removeCallbacks(this); 12666 final int returnCode = deletePackageX(packageName, userId, flags); 12667 if (observer != null) { 12668 try { 12669 observer.onPackageDeleted(packageName, returnCode, null); 12670 } catch (RemoteException e) { 12671 Log.i(TAG, "Observer no longer exists."); 12672 } //end catch 12673 } //end if 12674 } //end run 12675 }); 12676 } 12677 12678 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12679 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12680 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12681 try { 12682 if (dpm != null) { 12683 if (dpm.isDeviceOwner(packageName)) { 12684 return true; 12685 } 12686 int[] users; 12687 if (userId == UserHandle.USER_ALL) { 12688 users = sUserManager.getUserIds(); 12689 } else { 12690 users = new int[]{userId}; 12691 } 12692 for (int i = 0; i < users.length; ++i) { 12693 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12694 return true; 12695 } 12696 } 12697 } 12698 } catch (RemoteException e) { 12699 } 12700 return false; 12701 } 12702 12703 /** 12704 * This method is an internal method that could be get invoked either 12705 * to delete an installed package or to clean up a failed installation. 12706 * After deleting an installed package, a broadcast is sent to notify any 12707 * listeners that the package has been installed. For cleaning up a failed 12708 * installation, the broadcast is not necessary since the package's 12709 * installation wouldn't have sent the initial broadcast either 12710 * The key steps in deleting a package are 12711 * deleting the package information in internal structures like mPackages, 12712 * deleting the packages base directories through installd 12713 * updating mSettings to reflect current status 12714 * persisting settings for later use 12715 * sending a broadcast if necessary 12716 */ 12717 private int deletePackageX(String packageName, int userId, int flags) { 12718 final PackageRemovedInfo info = new PackageRemovedInfo(); 12719 final boolean res; 12720 12721 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12722 ? UserHandle.ALL : new UserHandle(userId); 12723 12724 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12725 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12726 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12727 } 12728 12729 boolean removedForAllUsers = false; 12730 boolean systemUpdate = false; 12731 12732 // for the uninstall-updates case and restricted profiles, remember the per- 12733 // userhandle installed state 12734 int[] allUsers; 12735 boolean[] perUserInstalled; 12736 synchronized (mPackages) { 12737 PackageSetting ps = mSettings.mPackages.get(packageName); 12738 allUsers = sUserManager.getUserIds(); 12739 perUserInstalled = new boolean[allUsers.length]; 12740 for (int i = 0; i < allUsers.length; i++) { 12741 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12742 } 12743 } 12744 12745 synchronized (mInstallLock) { 12746 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12747 res = deletePackageLI(packageName, removeForUser, 12748 true, allUsers, perUserInstalled, 12749 flags | REMOVE_CHATTY, info, true); 12750 systemUpdate = info.isRemovedPackageSystemUpdate; 12751 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12752 removedForAllUsers = true; 12753 } 12754 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12755 + " removedForAllUsers=" + removedForAllUsers); 12756 } 12757 12758 if (res) { 12759 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12760 12761 // If the removed package was a system update, the old system package 12762 // was re-enabled; we need to broadcast this information 12763 if (systemUpdate) { 12764 Bundle extras = new Bundle(1); 12765 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12766 ? info.removedAppId : info.uid); 12767 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12768 12769 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12770 extras, null, null, null); 12771 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12772 extras, null, null, null); 12773 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12774 null, packageName, null, null); 12775 } 12776 } 12777 // Force a gc here. 12778 Runtime.getRuntime().gc(); 12779 // Delete the resources here after sending the broadcast to let 12780 // other processes clean up before deleting resources. 12781 if (info.args != null) { 12782 synchronized (mInstallLock) { 12783 info.args.doPostDeleteLI(true); 12784 } 12785 } 12786 12787 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12788 } 12789 12790 class PackageRemovedInfo { 12791 String removedPackage; 12792 int uid = -1; 12793 int removedAppId = -1; 12794 int[] removedUsers = null; 12795 boolean isRemovedPackageSystemUpdate = false; 12796 // Clean up resources deleted packages. 12797 InstallArgs args = null; 12798 12799 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12800 Bundle extras = new Bundle(1); 12801 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12802 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12803 if (replacing) { 12804 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12805 } 12806 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12807 if (removedPackage != null) { 12808 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12809 extras, null, null, removedUsers); 12810 if (fullRemove && !replacing) { 12811 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12812 extras, null, null, removedUsers); 12813 } 12814 } 12815 if (removedAppId >= 0) { 12816 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12817 removedUsers); 12818 } 12819 } 12820 } 12821 12822 /* 12823 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12824 * flag is not set, the data directory is removed as well. 12825 * make sure this flag is set for partially installed apps. If not its meaningless to 12826 * delete a partially installed application. 12827 */ 12828 private void removePackageDataLI(PackageSetting ps, 12829 int[] allUserHandles, boolean[] perUserInstalled, 12830 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12831 String packageName = ps.name; 12832 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12833 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12834 // Retrieve object to delete permissions for shared user later on 12835 final PackageSetting deletedPs; 12836 // reader 12837 synchronized (mPackages) { 12838 deletedPs = mSettings.mPackages.get(packageName); 12839 if (outInfo != null) { 12840 outInfo.removedPackage = packageName; 12841 outInfo.removedUsers = deletedPs != null 12842 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12843 : null; 12844 } 12845 } 12846 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12847 removeDataDirsLI(ps.volumeUuid, packageName); 12848 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12849 } 12850 // writer 12851 synchronized (mPackages) { 12852 if (deletedPs != null) { 12853 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12854 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12855 clearDefaultBrowserIfNeeded(packageName); 12856 if (outInfo != null) { 12857 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12858 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12859 } 12860 updatePermissionsLPw(deletedPs.name, null, 0); 12861 if (deletedPs.sharedUser != null) { 12862 // Remove permissions associated with package. Since runtime 12863 // permissions are per user we have to kill the removed package 12864 // or packages running under the shared user of the removed 12865 // package if revoking the permissions requested only by the removed 12866 // package is successful and this causes a change in gids. 12867 for (int userId : UserManagerService.getInstance().getUserIds()) { 12868 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12869 userId); 12870 if (userIdToKill == UserHandle.USER_ALL 12871 || userIdToKill >= UserHandle.USER_OWNER) { 12872 // If gids changed for this user, kill all affected packages. 12873 mHandler.post(new Runnable() { 12874 @Override 12875 public void run() { 12876 // This has to happen with no lock held. 12877 killApplication(deletedPs.name, deletedPs.appId, 12878 KILL_APP_REASON_GIDS_CHANGED); 12879 } 12880 }); 12881 break; 12882 } 12883 } 12884 } 12885 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12886 } 12887 // make sure to preserve per-user disabled state if this removal was just 12888 // a downgrade of a system app to the factory package 12889 if (allUserHandles != null && perUserInstalled != null) { 12890 if (DEBUG_REMOVE) { 12891 Slog.d(TAG, "Propagating install state across downgrade"); 12892 } 12893 for (int i = 0; i < allUserHandles.length; i++) { 12894 if (DEBUG_REMOVE) { 12895 Slog.d(TAG, " user " + allUserHandles[i] 12896 + " => " + perUserInstalled[i]); 12897 } 12898 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12899 } 12900 } 12901 } 12902 // can downgrade to reader 12903 if (writeSettings) { 12904 // Save settings now 12905 mSettings.writeLPr(); 12906 } 12907 } 12908 if (outInfo != null) { 12909 // A user ID was deleted here. Go through all users and remove it 12910 // from KeyStore. 12911 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12912 } 12913 } 12914 12915 static boolean locationIsPrivileged(File path) { 12916 try { 12917 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12918 .getCanonicalPath(); 12919 return path.getCanonicalPath().startsWith(privilegedAppDir); 12920 } catch (IOException e) { 12921 Slog.e(TAG, "Unable to access code path " + path); 12922 } 12923 return false; 12924 } 12925 12926 /* 12927 * Tries to delete system package. 12928 */ 12929 private boolean deleteSystemPackageLI(PackageSetting newPs, 12930 int[] allUserHandles, boolean[] perUserInstalled, 12931 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12932 final boolean applyUserRestrictions 12933 = (allUserHandles != null) && (perUserInstalled != null); 12934 PackageSetting disabledPs = null; 12935 // Confirm if the system package has been updated 12936 // An updated system app can be deleted. This will also have to restore 12937 // the system pkg from system partition 12938 // reader 12939 synchronized (mPackages) { 12940 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12941 } 12942 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12943 + " disabledPs=" + disabledPs); 12944 if (disabledPs == null) { 12945 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12946 return false; 12947 } else if (DEBUG_REMOVE) { 12948 Slog.d(TAG, "Deleting system pkg from data partition"); 12949 } 12950 if (DEBUG_REMOVE) { 12951 if (applyUserRestrictions) { 12952 Slog.d(TAG, "Remembering install states:"); 12953 for (int i = 0; i < allUserHandles.length; i++) { 12954 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12955 } 12956 } 12957 } 12958 // Delete the updated package 12959 outInfo.isRemovedPackageSystemUpdate = true; 12960 if (disabledPs.versionCode < newPs.versionCode) { 12961 // Delete data for downgrades 12962 flags &= ~PackageManager.DELETE_KEEP_DATA; 12963 } else { 12964 // Preserve data by setting flag 12965 flags |= PackageManager.DELETE_KEEP_DATA; 12966 } 12967 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12968 allUserHandles, perUserInstalled, outInfo, writeSettings); 12969 if (!ret) { 12970 return false; 12971 } 12972 // writer 12973 synchronized (mPackages) { 12974 // Reinstate the old system package 12975 mSettings.enableSystemPackageLPw(newPs.name); 12976 // Remove any native libraries from the upgraded package. 12977 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12978 } 12979 // Install the system package 12980 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12981 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12982 if (locationIsPrivileged(disabledPs.codePath)) { 12983 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12984 } 12985 12986 final PackageParser.Package newPkg; 12987 try { 12988 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12989 } catch (PackageManagerException e) { 12990 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12991 return false; 12992 } 12993 12994 // writer 12995 synchronized (mPackages) { 12996 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12997 12998 // Propagate the permissions state as we do not want to drop on the floor 12999 // runtime permissions. The update permissions method below will take 13000 // care of removing obsolete permissions and grant install permissions. 13001 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13002 updatePermissionsLPw(newPkg.packageName, newPkg, 13003 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13004 13005 if (applyUserRestrictions) { 13006 if (DEBUG_REMOVE) { 13007 Slog.d(TAG, "Propagating install state across reinstall"); 13008 } 13009 for (int i = 0; i < allUserHandles.length; i++) { 13010 if (DEBUG_REMOVE) { 13011 Slog.d(TAG, " user " + allUserHandles[i] 13012 + " => " + perUserInstalled[i]); 13013 } 13014 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13015 13016 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13017 } 13018 // Regardless of writeSettings we need to ensure that this restriction 13019 // state propagation is persisted 13020 mSettings.writeAllUsersPackageRestrictionsLPr(); 13021 } 13022 // can downgrade to reader here 13023 if (writeSettings) { 13024 mSettings.writeLPr(); 13025 } 13026 } 13027 return true; 13028 } 13029 13030 private boolean deleteInstalledPackageLI(PackageSetting ps, 13031 boolean deleteCodeAndResources, int flags, 13032 int[] allUserHandles, boolean[] perUserInstalled, 13033 PackageRemovedInfo outInfo, boolean writeSettings) { 13034 if (outInfo != null) { 13035 outInfo.uid = ps.appId; 13036 } 13037 13038 // Delete package data from internal structures and also remove data if flag is set 13039 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13040 13041 // Delete application code and resources 13042 if (deleteCodeAndResources && (outInfo != null)) { 13043 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13044 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13045 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13046 } 13047 return true; 13048 } 13049 13050 @Override 13051 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13052 int userId) { 13053 mContext.enforceCallingOrSelfPermission( 13054 android.Manifest.permission.DELETE_PACKAGES, null); 13055 synchronized (mPackages) { 13056 PackageSetting ps = mSettings.mPackages.get(packageName); 13057 if (ps == null) { 13058 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13059 return false; 13060 } 13061 if (!ps.getInstalled(userId)) { 13062 // Can't block uninstall for an app that is not installed or enabled. 13063 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13064 return false; 13065 } 13066 ps.setBlockUninstall(blockUninstall, userId); 13067 mSettings.writePackageRestrictionsLPr(userId); 13068 } 13069 return true; 13070 } 13071 13072 @Override 13073 public boolean getBlockUninstallForUser(String packageName, int userId) { 13074 synchronized (mPackages) { 13075 PackageSetting ps = mSettings.mPackages.get(packageName); 13076 if (ps == null) { 13077 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13078 return false; 13079 } 13080 return ps.getBlockUninstall(userId); 13081 } 13082 } 13083 13084 /* 13085 * This method handles package deletion in general 13086 */ 13087 private boolean deletePackageLI(String packageName, UserHandle user, 13088 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13089 int flags, PackageRemovedInfo outInfo, 13090 boolean writeSettings) { 13091 if (packageName == null) { 13092 Slog.w(TAG, "Attempt to delete null packageName."); 13093 return false; 13094 } 13095 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13096 PackageSetting ps; 13097 boolean dataOnly = false; 13098 int removeUser = -1; 13099 int appId = -1; 13100 synchronized (mPackages) { 13101 ps = mSettings.mPackages.get(packageName); 13102 if (ps == null) { 13103 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13104 return false; 13105 } 13106 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13107 && user.getIdentifier() != UserHandle.USER_ALL) { 13108 // The caller is asking that the package only be deleted for a single 13109 // user. To do this, we just mark its uninstalled state and delete 13110 // its data. If this is a system app, we only allow this to happen if 13111 // they have set the special DELETE_SYSTEM_APP which requests different 13112 // semantics than normal for uninstalling system apps. 13113 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13114 final int userId = user.getIdentifier(); 13115 ps.setUserState(userId, 13116 COMPONENT_ENABLED_STATE_DEFAULT, 13117 false, //installed 13118 true, //stopped 13119 true, //notLaunched 13120 false, //hidden 13121 null, null, null, 13122 false, // blockUninstall 13123 ps.readUserState(userId).domainVerificationStatus, 0); 13124 if (!isSystemApp(ps)) { 13125 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13126 // Other user still have this package installed, so all 13127 // we need to do is clear this user's data and save that 13128 // it is uninstalled. 13129 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13130 removeUser = user.getIdentifier(); 13131 appId = ps.appId; 13132 scheduleWritePackageRestrictionsLocked(removeUser); 13133 } else { 13134 // We need to set it back to 'installed' so the uninstall 13135 // broadcasts will be sent correctly. 13136 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13137 ps.setInstalled(true, user.getIdentifier()); 13138 } 13139 } else { 13140 // This is a system app, so we assume that the 13141 // other users still have this package installed, so all 13142 // we need to do is clear this user's data and save that 13143 // it is uninstalled. 13144 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13145 removeUser = user.getIdentifier(); 13146 appId = ps.appId; 13147 scheduleWritePackageRestrictionsLocked(removeUser); 13148 } 13149 } 13150 } 13151 13152 if (removeUser >= 0) { 13153 // From above, we determined that we are deleting this only 13154 // for a single user. Continue the work here. 13155 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13156 if (outInfo != null) { 13157 outInfo.removedPackage = packageName; 13158 outInfo.removedAppId = appId; 13159 outInfo.removedUsers = new int[] {removeUser}; 13160 } 13161 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13162 removeKeystoreDataIfNeeded(removeUser, appId); 13163 schedulePackageCleaning(packageName, removeUser, false); 13164 synchronized (mPackages) { 13165 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13166 scheduleWritePackageRestrictionsLocked(removeUser); 13167 } 13168 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13169 } 13170 return true; 13171 } 13172 13173 if (dataOnly) { 13174 // Delete application data first 13175 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13176 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13177 return true; 13178 } 13179 13180 boolean ret = false; 13181 if (isSystemApp(ps)) { 13182 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13183 // When an updated system application is deleted we delete the existing resources as well and 13184 // fall back to existing code in system partition 13185 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13186 flags, outInfo, writeSettings); 13187 } else { 13188 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13189 // Kill application pre-emptively especially for apps on sd. 13190 killApplication(packageName, ps.appId, "uninstall pkg"); 13191 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13192 allUserHandles, perUserInstalled, 13193 outInfo, writeSettings); 13194 } 13195 13196 return ret; 13197 } 13198 13199 private final class ClearStorageConnection implements ServiceConnection { 13200 IMediaContainerService mContainerService; 13201 13202 @Override 13203 public void onServiceConnected(ComponentName name, IBinder service) { 13204 synchronized (this) { 13205 mContainerService = IMediaContainerService.Stub.asInterface(service); 13206 notifyAll(); 13207 } 13208 } 13209 13210 @Override 13211 public void onServiceDisconnected(ComponentName name) { 13212 } 13213 } 13214 13215 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13216 final boolean mounted; 13217 if (Environment.isExternalStorageEmulated()) { 13218 mounted = true; 13219 } else { 13220 final String status = Environment.getExternalStorageState(); 13221 13222 mounted = status.equals(Environment.MEDIA_MOUNTED) 13223 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13224 } 13225 13226 if (!mounted) { 13227 return; 13228 } 13229 13230 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13231 int[] users; 13232 if (userId == UserHandle.USER_ALL) { 13233 users = sUserManager.getUserIds(); 13234 } else { 13235 users = new int[] { userId }; 13236 } 13237 final ClearStorageConnection conn = new ClearStorageConnection(); 13238 if (mContext.bindServiceAsUser( 13239 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13240 try { 13241 for (int curUser : users) { 13242 long timeout = SystemClock.uptimeMillis() + 5000; 13243 synchronized (conn) { 13244 long now = SystemClock.uptimeMillis(); 13245 while (conn.mContainerService == null && now < timeout) { 13246 try { 13247 conn.wait(timeout - now); 13248 } catch (InterruptedException e) { 13249 } 13250 } 13251 } 13252 if (conn.mContainerService == null) { 13253 return; 13254 } 13255 13256 final UserEnvironment userEnv = new UserEnvironment(curUser); 13257 clearDirectory(conn.mContainerService, 13258 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13259 if (allData) { 13260 clearDirectory(conn.mContainerService, 13261 userEnv.buildExternalStorageAppDataDirs(packageName)); 13262 clearDirectory(conn.mContainerService, 13263 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13264 } 13265 } 13266 } finally { 13267 mContext.unbindService(conn); 13268 } 13269 } 13270 } 13271 13272 @Override 13273 public void clearApplicationUserData(final String packageName, 13274 final IPackageDataObserver observer, final int userId) { 13275 mContext.enforceCallingOrSelfPermission( 13276 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13277 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13278 // Queue up an async operation since the package deletion may take a little while. 13279 mHandler.post(new Runnable() { 13280 public void run() { 13281 mHandler.removeCallbacks(this); 13282 final boolean succeeded; 13283 synchronized (mInstallLock) { 13284 succeeded = clearApplicationUserDataLI(packageName, userId); 13285 } 13286 clearExternalStorageDataSync(packageName, userId, true); 13287 if (succeeded) { 13288 // invoke DeviceStorageMonitor's update method to clear any notifications 13289 DeviceStorageMonitorInternal 13290 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13291 if (dsm != null) { 13292 dsm.checkMemory(); 13293 } 13294 } 13295 if(observer != null) { 13296 try { 13297 observer.onRemoveCompleted(packageName, succeeded); 13298 } catch (RemoteException e) { 13299 Log.i(TAG, "Observer no longer exists."); 13300 } 13301 } //end if observer 13302 } //end run 13303 }); 13304 } 13305 13306 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13307 if (packageName == null) { 13308 Slog.w(TAG, "Attempt to delete null packageName."); 13309 return false; 13310 } 13311 13312 // Try finding details about the requested package 13313 PackageParser.Package pkg; 13314 synchronized (mPackages) { 13315 pkg = mPackages.get(packageName); 13316 if (pkg == null) { 13317 final PackageSetting ps = mSettings.mPackages.get(packageName); 13318 if (ps != null) { 13319 pkg = ps.pkg; 13320 } 13321 } 13322 13323 if (pkg == null) { 13324 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13325 return false; 13326 } 13327 13328 PackageSetting ps = (PackageSetting) pkg.mExtras; 13329 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13330 } 13331 13332 // Always delete data directories for package, even if we found no other 13333 // record of app. This helps users recover from UID mismatches without 13334 // resorting to a full data wipe. 13335 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13336 if (retCode < 0) { 13337 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13338 return false; 13339 } 13340 13341 final int appId = pkg.applicationInfo.uid; 13342 removeKeystoreDataIfNeeded(userId, appId); 13343 13344 // Create a native library symlink only if we have native libraries 13345 // and if the native libraries are 32 bit libraries. We do not provide 13346 // this symlink for 64 bit libraries. 13347 if (pkg.applicationInfo.primaryCpuAbi != null && 13348 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13349 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13350 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13351 nativeLibPath, userId) < 0) { 13352 Slog.w(TAG, "Failed linking native library dir"); 13353 return false; 13354 } 13355 } 13356 13357 return true; 13358 } 13359 13360 /** 13361 * Reverts user permission state changes (permissions and flags) in 13362 * all packages for a given user. 13363 * 13364 * @param userId The device user for which to do a reset. 13365 */ 13366 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13367 final int packageCount = mPackages.size(); 13368 for (int i = 0; i < packageCount; i++) { 13369 PackageParser.Package pkg = mPackages.valueAt(i); 13370 PackageSetting ps = (PackageSetting) pkg.mExtras; 13371 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13372 } 13373 } 13374 13375 /** 13376 * Reverts user permission state changes (permissions and flags). 13377 * 13378 * @param ps The package for which to reset. 13379 * @param userId The device user for which to do a reset. 13380 */ 13381 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13382 final PackageSetting ps, final int userId) { 13383 if (ps.pkg == null) { 13384 return; 13385 } 13386 13387 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13388 | FLAG_PERMISSION_USER_FIXED 13389 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13390 13391 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13392 | FLAG_PERMISSION_POLICY_FIXED; 13393 13394 boolean writeInstallPermissions = false; 13395 boolean writeRuntimePermissions = false; 13396 13397 final int permissionCount = ps.pkg.requestedPermissions.size(); 13398 for (int i = 0; i < permissionCount; i++) { 13399 String permission = ps.pkg.requestedPermissions.get(i); 13400 13401 BasePermission bp = mSettings.mPermissions.get(permission); 13402 if (bp == null) { 13403 continue; 13404 } 13405 13406 // If shared user we just reset the state to which only this app contributed. 13407 if (ps.sharedUser != null) { 13408 boolean used = false; 13409 final int packageCount = ps.sharedUser.packages.size(); 13410 for (int j = 0; j < packageCount; j++) { 13411 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13412 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13413 && pkg.pkg.requestedPermissions.contains(permission)) { 13414 used = true; 13415 break; 13416 } 13417 } 13418 if (used) { 13419 continue; 13420 } 13421 } 13422 13423 PermissionsState permissionsState = ps.getPermissionsState(); 13424 13425 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13426 13427 // Always clear the user settable flags. 13428 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13429 bp.name) != null; 13430 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13431 if (hasInstallState) { 13432 writeInstallPermissions = true; 13433 } else { 13434 writeRuntimePermissions = true; 13435 } 13436 } 13437 13438 // Below is only runtime permission handling. 13439 if (!bp.isRuntime()) { 13440 continue; 13441 } 13442 13443 // Never clobber system or policy. 13444 if ((oldFlags & policyOrSystemFlags) != 0) { 13445 continue; 13446 } 13447 13448 // If this permission was granted by default, make sure it is. 13449 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13450 if (permissionsState.grantRuntimePermission(bp, userId) 13451 != PERMISSION_OPERATION_FAILURE) { 13452 writeRuntimePermissions = true; 13453 } 13454 } else { 13455 // Otherwise, reset the permission. 13456 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13457 switch (revokeResult) { 13458 case PERMISSION_OPERATION_SUCCESS: { 13459 writeRuntimePermissions = true; 13460 } break; 13461 13462 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13463 writeRuntimePermissions = true; 13464 final int appId = ps.appId; 13465 mHandler.post(new Runnable() { 13466 @Override 13467 public void run() { 13468 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 13469 } 13470 }); 13471 } break; 13472 } 13473 } 13474 } 13475 13476 // Synchronously write as we are taking permissions away. 13477 if (writeRuntimePermissions) { 13478 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13479 } 13480 13481 // Synchronously write as we are taking permissions away. 13482 if (writeInstallPermissions) { 13483 mSettings.writeLPr(); 13484 } 13485 } 13486 13487 /** 13488 * Remove entries from the keystore daemon. Will only remove it if the 13489 * {@code appId} is valid. 13490 */ 13491 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13492 if (appId < 0) { 13493 return; 13494 } 13495 13496 final KeyStore keyStore = KeyStore.getInstance(); 13497 if (keyStore != null) { 13498 if (userId == UserHandle.USER_ALL) { 13499 for (final int individual : sUserManager.getUserIds()) { 13500 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13501 } 13502 } else { 13503 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13504 } 13505 } else { 13506 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13507 } 13508 } 13509 13510 @Override 13511 public void deleteApplicationCacheFiles(final String packageName, 13512 final IPackageDataObserver observer) { 13513 mContext.enforceCallingOrSelfPermission( 13514 android.Manifest.permission.DELETE_CACHE_FILES, null); 13515 // Queue up an async operation since the package deletion may take a little while. 13516 final int userId = UserHandle.getCallingUserId(); 13517 mHandler.post(new Runnable() { 13518 public void run() { 13519 mHandler.removeCallbacks(this); 13520 final boolean succeded; 13521 synchronized (mInstallLock) { 13522 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13523 } 13524 clearExternalStorageDataSync(packageName, userId, false); 13525 if (observer != null) { 13526 try { 13527 observer.onRemoveCompleted(packageName, succeded); 13528 } catch (RemoteException e) { 13529 Log.i(TAG, "Observer no longer exists."); 13530 } 13531 } //end if observer 13532 } //end run 13533 }); 13534 } 13535 13536 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13537 if (packageName == null) { 13538 Slog.w(TAG, "Attempt to delete null packageName."); 13539 return false; 13540 } 13541 PackageParser.Package p; 13542 synchronized (mPackages) { 13543 p = mPackages.get(packageName); 13544 } 13545 if (p == null) { 13546 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13547 return false; 13548 } 13549 final ApplicationInfo applicationInfo = p.applicationInfo; 13550 if (applicationInfo == null) { 13551 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13552 return false; 13553 } 13554 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13555 if (retCode < 0) { 13556 Slog.w(TAG, "Couldn't remove cache files for package: " 13557 + packageName + " u" + userId); 13558 return false; 13559 } 13560 return true; 13561 } 13562 13563 @Override 13564 public void getPackageSizeInfo(final String packageName, int userHandle, 13565 final IPackageStatsObserver observer) { 13566 mContext.enforceCallingOrSelfPermission( 13567 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13568 if (packageName == null) { 13569 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13570 } 13571 13572 PackageStats stats = new PackageStats(packageName, userHandle); 13573 13574 /* 13575 * Queue up an async operation since the package measurement may take a 13576 * little while. 13577 */ 13578 Message msg = mHandler.obtainMessage(INIT_COPY); 13579 msg.obj = new MeasureParams(stats, observer); 13580 mHandler.sendMessage(msg); 13581 } 13582 13583 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13584 PackageStats pStats) { 13585 if (packageName == null) { 13586 Slog.w(TAG, "Attempt to get size of null packageName."); 13587 return false; 13588 } 13589 PackageParser.Package p; 13590 boolean dataOnly = false; 13591 String libDirRoot = null; 13592 String asecPath = null; 13593 PackageSetting ps = null; 13594 synchronized (mPackages) { 13595 p = mPackages.get(packageName); 13596 ps = mSettings.mPackages.get(packageName); 13597 if(p == null) { 13598 dataOnly = true; 13599 if((ps == null) || (ps.pkg == null)) { 13600 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13601 return false; 13602 } 13603 p = ps.pkg; 13604 } 13605 if (ps != null) { 13606 libDirRoot = ps.legacyNativeLibraryPathString; 13607 } 13608 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13609 final long token = Binder.clearCallingIdentity(); 13610 try { 13611 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13612 if (secureContainerId != null) { 13613 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13614 } 13615 } finally { 13616 Binder.restoreCallingIdentity(token); 13617 } 13618 } 13619 } 13620 String publicSrcDir = null; 13621 if(!dataOnly) { 13622 final ApplicationInfo applicationInfo = p.applicationInfo; 13623 if (applicationInfo == null) { 13624 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13625 return false; 13626 } 13627 if (p.isForwardLocked()) { 13628 publicSrcDir = applicationInfo.getBaseResourcePath(); 13629 } 13630 } 13631 // TODO: extend to measure size of split APKs 13632 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13633 // not just the first level. 13634 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13635 // just the primary. 13636 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13637 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13638 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13639 if (res < 0) { 13640 return false; 13641 } 13642 13643 // Fix-up for forward-locked applications in ASEC containers. 13644 if (!isExternal(p)) { 13645 pStats.codeSize += pStats.externalCodeSize; 13646 pStats.externalCodeSize = 0L; 13647 } 13648 13649 return true; 13650 } 13651 13652 13653 @Override 13654 public void addPackageToPreferred(String packageName) { 13655 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13656 } 13657 13658 @Override 13659 public void removePackageFromPreferred(String packageName) { 13660 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13661 } 13662 13663 @Override 13664 public List<PackageInfo> getPreferredPackages(int flags) { 13665 return new ArrayList<PackageInfo>(); 13666 } 13667 13668 private int getUidTargetSdkVersionLockedLPr(int uid) { 13669 Object obj = mSettings.getUserIdLPr(uid); 13670 if (obj instanceof SharedUserSetting) { 13671 final SharedUserSetting sus = (SharedUserSetting) obj; 13672 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13673 final Iterator<PackageSetting> it = sus.packages.iterator(); 13674 while (it.hasNext()) { 13675 final PackageSetting ps = it.next(); 13676 if (ps.pkg != null) { 13677 int v = ps.pkg.applicationInfo.targetSdkVersion; 13678 if (v < vers) vers = v; 13679 } 13680 } 13681 return vers; 13682 } else if (obj instanceof PackageSetting) { 13683 final PackageSetting ps = (PackageSetting) obj; 13684 if (ps.pkg != null) { 13685 return ps.pkg.applicationInfo.targetSdkVersion; 13686 } 13687 } 13688 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13689 } 13690 13691 @Override 13692 public void addPreferredActivity(IntentFilter filter, int match, 13693 ComponentName[] set, ComponentName activity, int userId) { 13694 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13695 "Adding preferred"); 13696 } 13697 13698 private void addPreferredActivityInternal(IntentFilter filter, int match, 13699 ComponentName[] set, ComponentName activity, boolean always, int userId, 13700 String opname) { 13701 // writer 13702 int callingUid = Binder.getCallingUid(); 13703 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13704 if (filter.countActions() == 0) { 13705 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13706 return; 13707 } 13708 synchronized (mPackages) { 13709 if (mContext.checkCallingOrSelfPermission( 13710 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13711 != PackageManager.PERMISSION_GRANTED) { 13712 if (getUidTargetSdkVersionLockedLPr(callingUid) 13713 < Build.VERSION_CODES.FROYO) { 13714 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13715 + callingUid); 13716 return; 13717 } 13718 mContext.enforceCallingOrSelfPermission( 13719 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13720 } 13721 13722 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13723 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13724 + userId + ":"); 13725 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13726 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13727 scheduleWritePackageRestrictionsLocked(userId); 13728 } 13729 } 13730 13731 @Override 13732 public void replacePreferredActivity(IntentFilter filter, int match, 13733 ComponentName[] set, ComponentName activity, int userId) { 13734 if (filter.countActions() != 1) { 13735 throw new IllegalArgumentException( 13736 "replacePreferredActivity expects filter to have only 1 action."); 13737 } 13738 if (filter.countDataAuthorities() != 0 13739 || filter.countDataPaths() != 0 13740 || filter.countDataSchemes() > 1 13741 || filter.countDataTypes() != 0) { 13742 throw new IllegalArgumentException( 13743 "replacePreferredActivity expects filter to have no data authorities, " + 13744 "paths, or types; and at most one scheme."); 13745 } 13746 13747 final int callingUid = Binder.getCallingUid(); 13748 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13749 synchronized (mPackages) { 13750 if (mContext.checkCallingOrSelfPermission( 13751 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13752 != PackageManager.PERMISSION_GRANTED) { 13753 if (getUidTargetSdkVersionLockedLPr(callingUid) 13754 < Build.VERSION_CODES.FROYO) { 13755 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13756 + Binder.getCallingUid()); 13757 return; 13758 } 13759 mContext.enforceCallingOrSelfPermission( 13760 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13761 } 13762 13763 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13764 if (pir != null) { 13765 // Get all of the existing entries that exactly match this filter. 13766 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13767 if (existing != null && existing.size() == 1) { 13768 PreferredActivity cur = existing.get(0); 13769 if (DEBUG_PREFERRED) { 13770 Slog.i(TAG, "Checking replace of preferred:"); 13771 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13772 if (!cur.mPref.mAlways) { 13773 Slog.i(TAG, " -- CUR; not mAlways!"); 13774 } else { 13775 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13776 Slog.i(TAG, " -- CUR: mSet=" 13777 + Arrays.toString(cur.mPref.mSetComponents)); 13778 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13779 Slog.i(TAG, " -- NEW: mMatch=" 13780 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13781 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13782 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13783 } 13784 } 13785 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13786 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13787 && cur.mPref.sameSet(set)) { 13788 // Setting the preferred activity to what it happens to be already 13789 if (DEBUG_PREFERRED) { 13790 Slog.i(TAG, "Replacing with same preferred activity " 13791 + cur.mPref.mShortComponent + " for user " 13792 + userId + ":"); 13793 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13794 } 13795 return; 13796 } 13797 } 13798 13799 if (existing != null) { 13800 if (DEBUG_PREFERRED) { 13801 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13802 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13803 } 13804 for (int i = 0; i < existing.size(); i++) { 13805 PreferredActivity pa = existing.get(i); 13806 if (DEBUG_PREFERRED) { 13807 Slog.i(TAG, "Removing existing preferred activity " 13808 + pa.mPref.mComponent + ":"); 13809 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13810 } 13811 pir.removeFilter(pa); 13812 } 13813 } 13814 } 13815 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13816 "Replacing preferred"); 13817 } 13818 } 13819 13820 @Override 13821 public void clearPackagePreferredActivities(String packageName) { 13822 final int uid = Binder.getCallingUid(); 13823 // writer 13824 synchronized (mPackages) { 13825 PackageParser.Package pkg = mPackages.get(packageName); 13826 if (pkg == null || pkg.applicationInfo.uid != uid) { 13827 if (mContext.checkCallingOrSelfPermission( 13828 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13829 != PackageManager.PERMISSION_GRANTED) { 13830 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13831 < Build.VERSION_CODES.FROYO) { 13832 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13833 + Binder.getCallingUid()); 13834 return; 13835 } 13836 mContext.enforceCallingOrSelfPermission( 13837 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13838 } 13839 } 13840 13841 int user = UserHandle.getCallingUserId(); 13842 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13843 scheduleWritePackageRestrictionsLocked(user); 13844 } 13845 } 13846 } 13847 13848 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13849 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13850 ArrayList<PreferredActivity> removed = null; 13851 boolean changed = false; 13852 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13853 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13854 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13855 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13856 continue; 13857 } 13858 Iterator<PreferredActivity> it = pir.filterIterator(); 13859 while (it.hasNext()) { 13860 PreferredActivity pa = it.next(); 13861 // Mark entry for removal only if it matches the package name 13862 // and the entry is of type "always". 13863 if (packageName == null || 13864 (pa.mPref.mComponent.getPackageName().equals(packageName) 13865 && pa.mPref.mAlways)) { 13866 if (removed == null) { 13867 removed = new ArrayList<PreferredActivity>(); 13868 } 13869 removed.add(pa); 13870 } 13871 } 13872 if (removed != null) { 13873 for (int j=0; j<removed.size(); j++) { 13874 PreferredActivity pa = removed.get(j); 13875 pir.removeFilter(pa); 13876 } 13877 changed = true; 13878 } 13879 } 13880 return changed; 13881 } 13882 13883 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13884 private void clearIntentFilterVerificationsLPw(int userId) { 13885 final int packageCount = mPackages.size(); 13886 for (int i = 0; i < packageCount; i++) { 13887 PackageParser.Package pkg = mPackages.valueAt(i); 13888 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13889 } 13890 } 13891 13892 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13893 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13894 if (userId == UserHandle.USER_ALL) { 13895 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13896 sUserManager.getUserIds())) { 13897 for (int oneUserId : sUserManager.getUserIds()) { 13898 scheduleWritePackageRestrictionsLocked(oneUserId); 13899 } 13900 } 13901 } else { 13902 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13903 scheduleWritePackageRestrictionsLocked(userId); 13904 } 13905 } 13906 } 13907 13908 void clearDefaultBrowserIfNeeded(String packageName) { 13909 for (int oneUserId : sUserManager.getUserIds()) { 13910 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13911 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13912 if (packageName.equals(defaultBrowserPackageName)) { 13913 setDefaultBrowserPackageName(null, oneUserId); 13914 } 13915 } 13916 } 13917 13918 @Override 13919 public void resetApplicationPreferences(int userId) { 13920 mContext.enforceCallingOrSelfPermission( 13921 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13922 // writer 13923 synchronized (mPackages) { 13924 final long identity = Binder.clearCallingIdentity(); 13925 try { 13926 clearPackagePreferredActivitiesLPw(null, userId); 13927 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13928 // TODO: We have to reset the default SMS and Phone. This requires 13929 // significant refactoring to keep all default apps in the package 13930 // manager (cleaner but more work) or have the services provide 13931 // callbacks to the package manager to request a default app reset. 13932 applyFactoryDefaultBrowserLPw(userId); 13933 clearIntentFilterVerificationsLPw(userId); 13934 primeDomainVerificationsLPw(userId); 13935 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 13936 scheduleWritePackageRestrictionsLocked(userId); 13937 } finally { 13938 Binder.restoreCallingIdentity(identity); 13939 } 13940 } 13941 } 13942 13943 @Override 13944 public int getPreferredActivities(List<IntentFilter> outFilters, 13945 List<ComponentName> outActivities, String packageName) { 13946 13947 int num = 0; 13948 final int userId = UserHandle.getCallingUserId(); 13949 // reader 13950 synchronized (mPackages) { 13951 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13952 if (pir != null) { 13953 final Iterator<PreferredActivity> it = pir.filterIterator(); 13954 while (it.hasNext()) { 13955 final PreferredActivity pa = it.next(); 13956 if (packageName == null 13957 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13958 && pa.mPref.mAlways)) { 13959 if (outFilters != null) { 13960 outFilters.add(new IntentFilter(pa)); 13961 } 13962 if (outActivities != null) { 13963 outActivities.add(pa.mPref.mComponent); 13964 } 13965 } 13966 } 13967 } 13968 } 13969 13970 return num; 13971 } 13972 13973 @Override 13974 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13975 int userId) { 13976 int callingUid = Binder.getCallingUid(); 13977 if (callingUid != Process.SYSTEM_UID) { 13978 throw new SecurityException( 13979 "addPersistentPreferredActivity can only be run by the system"); 13980 } 13981 if (filter.countActions() == 0) { 13982 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13983 return; 13984 } 13985 synchronized (mPackages) { 13986 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13987 " :"); 13988 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13989 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13990 new PersistentPreferredActivity(filter, activity)); 13991 scheduleWritePackageRestrictionsLocked(userId); 13992 } 13993 } 13994 13995 @Override 13996 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13997 int callingUid = Binder.getCallingUid(); 13998 if (callingUid != Process.SYSTEM_UID) { 13999 throw new SecurityException( 14000 "clearPackagePersistentPreferredActivities can only be run by the system"); 14001 } 14002 ArrayList<PersistentPreferredActivity> removed = null; 14003 boolean changed = false; 14004 synchronized (mPackages) { 14005 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14006 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14007 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14008 .valueAt(i); 14009 if (userId != thisUserId) { 14010 continue; 14011 } 14012 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14013 while (it.hasNext()) { 14014 PersistentPreferredActivity ppa = it.next(); 14015 // Mark entry for removal only if it matches the package name. 14016 if (ppa.mComponent.getPackageName().equals(packageName)) { 14017 if (removed == null) { 14018 removed = new ArrayList<PersistentPreferredActivity>(); 14019 } 14020 removed.add(ppa); 14021 } 14022 } 14023 if (removed != null) { 14024 for (int j=0; j<removed.size(); j++) { 14025 PersistentPreferredActivity ppa = removed.get(j); 14026 ppir.removeFilter(ppa); 14027 } 14028 changed = true; 14029 } 14030 } 14031 14032 if (changed) { 14033 scheduleWritePackageRestrictionsLocked(userId); 14034 } 14035 } 14036 } 14037 14038 /** 14039 * Common machinery for picking apart a restored XML blob and passing 14040 * it to a caller-supplied functor to be applied to the running system. 14041 */ 14042 private void restoreFromXml(XmlPullParser parser, int userId, 14043 String expectedStartTag, BlobXmlRestorer functor) 14044 throws IOException, XmlPullParserException { 14045 int type; 14046 while ((type = parser.next()) != XmlPullParser.START_TAG 14047 && type != XmlPullParser.END_DOCUMENT) { 14048 } 14049 if (type != XmlPullParser.START_TAG) { 14050 // oops didn't find a start tag?! 14051 if (DEBUG_BACKUP) { 14052 Slog.e(TAG, "Didn't find start tag during restore"); 14053 } 14054 return; 14055 } 14056 14057 // this is supposed to be TAG_PREFERRED_BACKUP 14058 if (!expectedStartTag.equals(parser.getName())) { 14059 if (DEBUG_BACKUP) { 14060 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14061 } 14062 return; 14063 } 14064 14065 // skip interfering stuff, then we're aligned with the backing implementation 14066 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14067 functor.apply(parser, userId); 14068 } 14069 14070 private interface BlobXmlRestorer { 14071 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14072 } 14073 14074 /** 14075 * Non-Binder method, support for the backup/restore mechanism: write the 14076 * full set of preferred activities in its canonical XML format. Returns the 14077 * XML output as a byte array, or null if there is none. 14078 */ 14079 @Override 14080 public byte[] getPreferredActivityBackup(int userId) { 14081 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14082 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14083 } 14084 14085 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14086 try { 14087 final XmlSerializer serializer = new FastXmlSerializer(); 14088 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14089 serializer.startDocument(null, true); 14090 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14091 14092 synchronized (mPackages) { 14093 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14094 } 14095 14096 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14097 serializer.endDocument(); 14098 serializer.flush(); 14099 } catch (Exception e) { 14100 if (DEBUG_BACKUP) { 14101 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14102 } 14103 return null; 14104 } 14105 14106 return dataStream.toByteArray(); 14107 } 14108 14109 @Override 14110 public void restorePreferredActivities(byte[] backup, int userId) { 14111 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14112 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14113 } 14114 14115 try { 14116 final XmlPullParser parser = Xml.newPullParser(); 14117 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14118 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14119 new BlobXmlRestorer() { 14120 @Override 14121 public void apply(XmlPullParser parser, int userId) 14122 throws XmlPullParserException, IOException { 14123 synchronized (mPackages) { 14124 mSettings.readPreferredActivitiesLPw(parser, userId); 14125 } 14126 } 14127 } ); 14128 } catch (Exception e) { 14129 if (DEBUG_BACKUP) { 14130 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14131 } 14132 } 14133 } 14134 14135 /** 14136 * Non-Binder method, support for the backup/restore mechanism: write the 14137 * default browser (etc) settings in its canonical XML format. Returns the default 14138 * browser XML representation as a byte array, or null if there is none. 14139 */ 14140 @Override 14141 public byte[] getDefaultAppsBackup(int userId) { 14142 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14143 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14144 } 14145 14146 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14147 try { 14148 final XmlSerializer serializer = new FastXmlSerializer(); 14149 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14150 serializer.startDocument(null, true); 14151 serializer.startTag(null, TAG_DEFAULT_APPS); 14152 14153 synchronized (mPackages) { 14154 mSettings.writeDefaultAppsLPr(serializer, userId); 14155 } 14156 14157 serializer.endTag(null, TAG_DEFAULT_APPS); 14158 serializer.endDocument(); 14159 serializer.flush(); 14160 } catch (Exception e) { 14161 if (DEBUG_BACKUP) { 14162 Slog.e(TAG, "Unable to write default apps for backup", e); 14163 } 14164 return null; 14165 } 14166 14167 return dataStream.toByteArray(); 14168 } 14169 14170 @Override 14171 public void restoreDefaultApps(byte[] backup, int userId) { 14172 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14173 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14174 } 14175 14176 try { 14177 final XmlPullParser parser = Xml.newPullParser(); 14178 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14179 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14180 new BlobXmlRestorer() { 14181 @Override 14182 public void apply(XmlPullParser parser, int userId) 14183 throws XmlPullParserException, IOException { 14184 synchronized (mPackages) { 14185 mSettings.readDefaultAppsLPw(parser, userId); 14186 } 14187 } 14188 } ); 14189 } catch (Exception e) { 14190 if (DEBUG_BACKUP) { 14191 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14192 } 14193 } 14194 } 14195 14196 @Override 14197 public byte[] getIntentFilterVerificationBackup(int userId) { 14198 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14199 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14200 } 14201 14202 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14203 try { 14204 final XmlSerializer serializer = new FastXmlSerializer(); 14205 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14206 serializer.startDocument(null, true); 14207 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14208 14209 synchronized (mPackages) { 14210 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14211 } 14212 14213 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14214 serializer.endDocument(); 14215 serializer.flush(); 14216 } catch (Exception e) { 14217 if (DEBUG_BACKUP) { 14218 Slog.e(TAG, "Unable to write default apps for backup", e); 14219 } 14220 return null; 14221 } 14222 14223 return dataStream.toByteArray(); 14224 } 14225 14226 @Override 14227 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14228 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14229 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14230 } 14231 14232 try { 14233 final XmlPullParser parser = Xml.newPullParser(); 14234 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14235 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14236 new BlobXmlRestorer() { 14237 @Override 14238 public void apply(XmlPullParser parser, int userId) 14239 throws XmlPullParserException, IOException { 14240 synchronized (mPackages) { 14241 mSettings.readAllDomainVerificationsLPr(parser, userId); 14242 mSettings.writeLPr(); 14243 } 14244 } 14245 } ); 14246 } catch (Exception e) { 14247 if (DEBUG_BACKUP) { 14248 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14249 } 14250 } 14251 } 14252 14253 @Override 14254 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14255 int sourceUserId, int targetUserId, int flags) { 14256 mContext.enforceCallingOrSelfPermission( 14257 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14258 int callingUid = Binder.getCallingUid(); 14259 enforceOwnerRights(ownerPackage, callingUid); 14260 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14261 if (intentFilter.countActions() == 0) { 14262 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14263 return; 14264 } 14265 synchronized (mPackages) { 14266 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14267 ownerPackage, targetUserId, flags); 14268 CrossProfileIntentResolver resolver = 14269 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14270 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14271 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14272 if (existing != null) { 14273 int size = existing.size(); 14274 for (int i = 0; i < size; i++) { 14275 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14276 return; 14277 } 14278 } 14279 } 14280 resolver.addFilter(newFilter); 14281 scheduleWritePackageRestrictionsLocked(sourceUserId); 14282 } 14283 } 14284 14285 @Override 14286 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14287 mContext.enforceCallingOrSelfPermission( 14288 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14289 int callingUid = Binder.getCallingUid(); 14290 enforceOwnerRights(ownerPackage, callingUid); 14291 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14292 synchronized (mPackages) { 14293 CrossProfileIntentResolver resolver = 14294 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14295 ArraySet<CrossProfileIntentFilter> set = 14296 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14297 for (CrossProfileIntentFilter filter : set) { 14298 if (filter.getOwnerPackage().equals(ownerPackage)) { 14299 resolver.removeFilter(filter); 14300 } 14301 } 14302 scheduleWritePackageRestrictionsLocked(sourceUserId); 14303 } 14304 } 14305 14306 // Enforcing that callingUid is owning pkg on userId 14307 private void enforceOwnerRights(String pkg, int callingUid) { 14308 // The system owns everything. 14309 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14310 return; 14311 } 14312 int callingUserId = UserHandle.getUserId(callingUid); 14313 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14314 if (pi == null) { 14315 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14316 + callingUserId); 14317 } 14318 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14319 throw new SecurityException("Calling uid " + callingUid 14320 + " does not own package " + pkg); 14321 } 14322 } 14323 14324 @Override 14325 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14326 Intent intent = new Intent(Intent.ACTION_MAIN); 14327 intent.addCategory(Intent.CATEGORY_HOME); 14328 14329 final int callingUserId = UserHandle.getCallingUserId(); 14330 List<ResolveInfo> list = queryIntentActivities(intent, null, 14331 PackageManager.GET_META_DATA, callingUserId); 14332 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14333 true, false, false, callingUserId); 14334 14335 allHomeCandidates.clear(); 14336 if (list != null) { 14337 for (ResolveInfo ri : list) { 14338 allHomeCandidates.add(ri); 14339 } 14340 } 14341 return (preferred == null || preferred.activityInfo == null) 14342 ? null 14343 : new ComponentName(preferred.activityInfo.packageName, 14344 preferred.activityInfo.name); 14345 } 14346 14347 @Override 14348 public void setApplicationEnabledSetting(String appPackageName, 14349 int newState, int flags, int userId, String callingPackage) { 14350 if (!sUserManager.exists(userId)) return; 14351 if (callingPackage == null) { 14352 callingPackage = Integer.toString(Binder.getCallingUid()); 14353 } 14354 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14355 } 14356 14357 @Override 14358 public void setComponentEnabledSetting(ComponentName componentName, 14359 int newState, int flags, int userId) { 14360 if (!sUserManager.exists(userId)) return; 14361 setEnabledSetting(componentName.getPackageName(), 14362 componentName.getClassName(), newState, flags, userId, null); 14363 } 14364 14365 private void setEnabledSetting(final String packageName, String className, int newState, 14366 final int flags, int userId, String callingPackage) { 14367 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14368 || newState == COMPONENT_ENABLED_STATE_ENABLED 14369 || newState == COMPONENT_ENABLED_STATE_DISABLED 14370 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14371 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14372 throw new IllegalArgumentException("Invalid new component state: " 14373 + newState); 14374 } 14375 PackageSetting pkgSetting; 14376 final int uid = Binder.getCallingUid(); 14377 final int permission = mContext.checkCallingOrSelfPermission( 14378 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14379 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14380 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14381 boolean sendNow = false; 14382 boolean isApp = (className == null); 14383 String componentName = isApp ? packageName : className; 14384 int packageUid = -1; 14385 ArrayList<String> components; 14386 14387 // writer 14388 synchronized (mPackages) { 14389 pkgSetting = mSettings.mPackages.get(packageName); 14390 if (pkgSetting == null) { 14391 if (className == null) { 14392 throw new IllegalArgumentException( 14393 "Unknown package: " + packageName); 14394 } 14395 throw new IllegalArgumentException( 14396 "Unknown component: " + packageName 14397 + "/" + className); 14398 } 14399 // Allow root and verify that userId is not being specified by a different user 14400 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14401 throw new SecurityException( 14402 "Permission Denial: attempt to change component state from pid=" 14403 + Binder.getCallingPid() 14404 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14405 } 14406 if (className == null) { 14407 // We're dealing with an application/package level state change 14408 if (pkgSetting.getEnabled(userId) == newState) { 14409 // Nothing to do 14410 return; 14411 } 14412 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14413 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14414 // Don't care about who enables an app. 14415 callingPackage = null; 14416 } 14417 pkgSetting.setEnabled(newState, userId, callingPackage); 14418 // pkgSetting.pkg.mSetEnabled = newState; 14419 } else { 14420 // We're dealing with a component level state change 14421 // First, verify that this is a valid class name. 14422 PackageParser.Package pkg = pkgSetting.pkg; 14423 if (pkg == null || !pkg.hasComponentClassName(className)) { 14424 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14425 throw new IllegalArgumentException("Component class " + className 14426 + " does not exist in " + packageName); 14427 } else { 14428 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14429 + className + " does not exist in " + packageName); 14430 } 14431 } 14432 switch (newState) { 14433 case COMPONENT_ENABLED_STATE_ENABLED: 14434 if (!pkgSetting.enableComponentLPw(className, userId)) { 14435 return; 14436 } 14437 break; 14438 case COMPONENT_ENABLED_STATE_DISABLED: 14439 if (!pkgSetting.disableComponentLPw(className, userId)) { 14440 return; 14441 } 14442 break; 14443 case COMPONENT_ENABLED_STATE_DEFAULT: 14444 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14445 return; 14446 } 14447 break; 14448 default: 14449 Slog.e(TAG, "Invalid new component state: " + newState); 14450 return; 14451 } 14452 } 14453 scheduleWritePackageRestrictionsLocked(userId); 14454 components = mPendingBroadcasts.get(userId, packageName); 14455 final boolean newPackage = components == null; 14456 if (newPackage) { 14457 components = new ArrayList<String>(); 14458 } 14459 if (!components.contains(componentName)) { 14460 components.add(componentName); 14461 } 14462 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14463 sendNow = true; 14464 // Purge entry from pending broadcast list if another one exists already 14465 // since we are sending one right away. 14466 mPendingBroadcasts.remove(userId, packageName); 14467 } else { 14468 if (newPackage) { 14469 mPendingBroadcasts.put(userId, packageName, components); 14470 } 14471 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14472 // Schedule a message 14473 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14474 } 14475 } 14476 } 14477 14478 long callingId = Binder.clearCallingIdentity(); 14479 try { 14480 if (sendNow) { 14481 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14482 sendPackageChangedBroadcast(packageName, 14483 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14484 } 14485 } finally { 14486 Binder.restoreCallingIdentity(callingId); 14487 } 14488 } 14489 14490 private void sendPackageChangedBroadcast(String packageName, 14491 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14492 if (DEBUG_INSTALL) 14493 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14494 + componentNames); 14495 Bundle extras = new Bundle(4); 14496 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14497 String nameList[] = new String[componentNames.size()]; 14498 componentNames.toArray(nameList); 14499 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14500 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14501 extras.putInt(Intent.EXTRA_UID, packageUid); 14502 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14503 new int[] {UserHandle.getUserId(packageUid)}); 14504 } 14505 14506 @Override 14507 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14508 if (!sUserManager.exists(userId)) return; 14509 final int uid = Binder.getCallingUid(); 14510 final int permission = mContext.checkCallingOrSelfPermission( 14511 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14512 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14513 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14514 // writer 14515 synchronized (mPackages) { 14516 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14517 allowedByPermission, uid, userId)) { 14518 scheduleWritePackageRestrictionsLocked(userId); 14519 } 14520 } 14521 } 14522 14523 @Override 14524 public String getInstallerPackageName(String packageName) { 14525 // reader 14526 synchronized (mPackages) { 14527 return mSettings.getInstallerPackageNameLPr(packageName); 14528 } 14529 } 14530 14531 @Override 14532 public int getApplicationEnabledSetting(String packageName, int userId) { 14533 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14534 int uid = Binder.getCallingUid(); 14535 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14536 // reader 14537 synchronized (mPackages) { 14538 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14539 } 14540 } 14541 14542 @Override 14543 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14544 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14545 int uid = Binder.getCallingUid(); 14546 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14547 // reader 14548 synchronized (mPackages) { 14549 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14550 } 14551 } 14552 14553 @Override 14554 public void enterSafeMode() { 14555 enforceSystemOrRoot("Only the system can request entering safe mode"); 14556 14557 if (!mSystemReady) { 14558 mSafeMode = true; 14559 } 14560 } 14561 14562 @Override 14563 public void systemReady() { 14564 mSystemReady = true; 14565 14566 // Read the compatibilty setting when the system is ready. 14567 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14568 mContext.getContentResolver(), 14569 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14570 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14571 if (DEBUG_SETTINGS) { 14572 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14573 } 14574 14575 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14576 14577 synchronized (mPackages) { 14578 // Verify that all of the preferred activity components actually 14579 // exist. It is possible for applications to be updated and at 14580 // that point remove a previously declared activity component that 14581 // had been set as a preferred activity. We try to clean this up 14582 // the next time we encounter that preferred activity, but it is 14583 // possible for the user flow to never be able to return to that 14584 // situation so here we do a sanity check to make sure we haven't 14585 // left any junk around. 14586 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14587 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14588 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14589 removed.clear(); 14590 for (PreferredActivity pa : pir.filterSet()) { 14591 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14592 removed.add(pa); 14593 } 14594 } 14595 if (removed.size() > 0) { 14596 for (int r=0; r<removed.size(); r++) { 14597 PreferredActivity pa = removed.get(r); 14598 Slog.w(TAG, "Removing dangling preferred activity: " 14599 + pa.mPref.mComponent); 14600 pir.removeFilter(pa); 14601 } 14602 mSettings.writePackageRestrictionsLPr( 14603 mSettings.mPreferredActivities.keyAt(i)); 14604 } 14605 } 14606 14607 for (int userId : UserManagerService.getInstance().getUserIds()) { 14608 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14609 grantPermissionsUserIds = ArrayUtils.appendInt( 14610 grantPermissionsUserIds, userId); 14611 } 14612 } 14613 } 14614 sUserManager.systemReady(); 14615 14616 // If we upgraded grant all default permissions before kicking off. 14617 for (int userId : grantPermissionsUserIds) { 14618 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14619 } 14620 14621 // Kick off any messages waiting for system ready 14622 if (mPostSystemReadyMessages != null) { 14623 for (Message msg : mPostSystemReadyMessages) { 14624 msg.sendToTarget(); 14625 } 14626 mPostSystemReadyMessages = null; 14627 } 14628 14629 // Watch for external volumes that come and go over time 14630 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14631 storage.registerListener(mStorageListener); 14632 14633 mInstallerService.systemReady(); 14634 mPackageDexOptimizer.systemReady(); 14635 14636 MountServiceInternal mountServiceInternal = LocalServices.getService( 14637 MountServiceInternal.class); 14638 mountServiceInternal.addExternalStoragePolicy( 14639 new MountServiceInternal.ExternalStorageMountPolicy() { 14640 @Override 14641 public int getMountMode(int uid, String packageName) { 14642 if (Process.isIsolated(uid)) { 14643 return Zygote.MOUNT_EXTERNAL_NONE; 14644 } 14645 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14646 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14647 } 14648 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14649 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14650 } 14651 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14652 return Zygote.MOUNT_EXTERNAL_READ; 14653 } 14654 return Zygote.MOUNT_EXTERNAL_WRITE; 14655 } 14656 14657 @Override 14658 public boolean hasExternalStorage(int uid, String packageName) { 14659 return true; 14660 } 14661 }); 14662 } 14663 14664 @Override 14665 public boolean isSafeMode() { 14666 return mSafeMode; 14667 } 14668 14669 @Override 14670 public boolean hasSystemUidErrors() { 14671 return mHasSystemUidErrors; 14672 } 14673 14674 static String arrayToString(int[] array) { 14675 StringBuffer buf = new StringBuffer(128); 14676 buf.append('['); 14677 if (array != null) { 14678 for (int i=0; i<array.length; i++) { 14679 if (i > 0) buf.append(", "); 14680 buf.append(array[i]); 14681 } 14682 } 14683 buf.append(']'); 14684 return buf.toString(); 14685 } 14686 14687 static class DumpState { 14688 public static final int DUMP_LIBS = 1 << 0; 14689 public static final int DUMP_FEATURES = 1 << 1; 14690 public static final int DUMP_RESOLVERS = 1 << 2; 14691 public static final int DUMP_PERMISSIONS = 1 << 3; 14692 public static final int DUMP_PACKAGES = 1 << 4; 14693 public static final int DUMP_SHARED_USERS = 1 << 5; 14694 public static final int DUMP_MESSAGES = 1 << 6; 14695 public static final int DUMP_PROVIDERS = 1 << 7; 14696 public static final int DUMP_VERIFIERS = 1 << 8; 14697 public static final int DUMP_PREFERRED = 1 << 9; 14698 public static final int DUMP_PREFERRED_XML = 1 << 10; 14699 public static final int DUMP_KEYSETS = 1 << 11; 14700 public static final int DUMP_VERSION = 1 << 12; 14701 public static final int DUMP_INSTALLS = 1 << 13; 14702 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14703 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14704 14705 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14706 14707 private int mTypes; 14708 14709 private int mOptions; 14710 14711 private boolean mTitlePrinted; 14712 14713 private SharedUserSetting mSharedUser; 14714 14715 public boolean isDumping(int type) { 14716 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14717 return true; 14718 } 14719 14720 return (mTypes & type) != 0; 14721 } 14722 14723 public void setDump(int type) { 14724 mTypes |= type; 14725 } 14726 14727 public boolean isOptionEnabled(int option) { 14728 return (mOptions & option) != 0; 14729 } 14730 14731 public void setOptionEnabled(int option) { 14732 mOptions |= option; 14733 } 14734 14735 public boolean onTitlePrinted() { 14736 final boolean printed = mTitlePrinted; 14737 mTitlePrinted = true; 14738 return printed; 14739 } 14740 14741 public boolean getTitlePrinted() { 14742 return mTitlePrinted; 14743 } 14744 14745 public void setTitlePrinted(boolean enabled) { 14746 mTitlePrinted = enabled; 14747 } 14748 14749 public SharedUserSetting getSharedUser() { 14750 return mSharedUser; 14751 } 14752 14753 public void setSharedUser(SharedUserSetting user) { 14754 mSharedUser = user; 14755 } 14756 } 14757 14758 @Override 14759 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14760 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14761 != PackageManager.PERMISSION_GRANTED) { 14762 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14763 + Binder.getCallingPid() 14764 + ", uid=" + Binder.getCallingUid() 14765 + " without permission " 14766 + android.Manifest.permission.DUMP); 14767 return; 14768 } 14769 14770 DumpState dumpState = new DumpState(); 14771 boolean fullPreferred = false; 14772 boolean checkin = false; 14773 14774 String packageName = null; 14775 ArraySet<String> permissionNames = null; 14776 14777 int opti = 0; 14778 while (opti < args.length) { 14779 String opt = args[opti]; 14780 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14781 break; 14782 } 14783 opti++; 14784 14785 if ("-a".equals(opt)) { 14786 // Right now we only know how to print all. 14787 } else if ("-h".equals(opt)) { 14788 pw.println("Package manager dump options:"); 14789 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14790 pw.println(" --checkin: dump for a checkin"); 14791 pw.println(" -f: print details of intent filters"); 14792 pw.println(" -h: print this help"); 14793 pw.println(" cmd may be one of:"); 14794 pw.println(" l[ibraries]: list known shared libraries"); 14795 pw.println(" f[ibraries]: list device features"); 14796 pw.println(" k[eysets]: print known keysets"); 14797 pw.println(" r[esolvers]: dump intent resolvers"); 14798 pw.println(" perm[issions]: dump permissions"); 14799 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14800 pw.println(" pref[erred]: print preferred package settings"); 14801 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14802 pw.println(" prov[iders]: dump content providers"); 14803 pw.println(" p[ackages]: dump installed packages"); 14804 pw.println(" s[hared-users]: dump shared user IDs"); 14805 pw.println(" m[essages]: print collected runtime messages"); 14806 pw.println(" v[erifiers]: print package verifier info"); 14807 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14808 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14809 pw.println(" version: print database version info"); 14810 pw.println(" write: write current settings now"); 14811 pw.println(" installs: details about install sessions"); 14812 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 14813 pw.println(" <package.name>: info about given package"); 14814 return; 14815 } else if ("--checkin".equals(opt)) { 14816 checkin = true; 14817 } else if ("-f".equals(opt)) { 14818 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14819 } else { 14820 pw.println("Unknown argument: " + opt + "; use -h for help"); 14821 } 14822 } 14823 14824 // Is the caller requesting to dump a particular piece of data? 14825 if (opti < args.length) { 14826 String cmd = args[opti]; 14827 opti++; 14828 // Is this a package name? 14829 if ("android".equals(cmd) || cmd.contains(".")) { 14830 packageName = cmd; 14831 // When dumping a single package, we always dump all of its 14832 // filter information since the amount of data will be reasonable. 14833 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14834 } else if ("check-permission".equals(cmd)) { 14835 if (opti >= args.length) { 14836 pw.println("Error: check-permission missing permission argument"); 14837 return; 14838 } 14839 String perm = args[opti]; 14840 opti++; 14841 if (opti >= args.length) { 14842 pw.println("Error: check-permission missing package argument"); 14843 return; 14844 } 14845 String pkg = args[opti]; 14846 opti++; 14847 int user = UserHandle.getUserId(Binder.getCallingUid()); 14848 if (opti < args.length) { 14849 try { 14850 user = Integer.parseInt(args[opti]); 14851 } catch (NumberFormatException e) { 14852 pw.println("Error: check-permission user argument is not a number: " 14853 + args[opti]); 14854 return; 14855 } 14856 } 14857 pw.println(checkPermission(perm, pkg, user)); 14858 return; 14859 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14860 dumpState.setDump(DumpState.DUMP_LIBS); 14861 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14862 dumpState.setDump(DumpState.DUMP_FEATURES); 14863 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14864 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14865 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14866 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14867 } else if ("permission".equals(cmd)) { 14868 if (opti >= args.length) { 14869 pw.println("Error: permission requires permission name"); 14870 return; 14871 } 14872 permissionNames = new ArraySet<>(); 14873 while (opti < args.length) { 14874 permissionNames.add(args[opti]); 14875 opti++; 14876 } 14877 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14878 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14879 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14880 dumpState.setDump(DumpState.DUMP_PREFERRED); 14881 } else if ("preferred-xml".equals(cmd)) { 14882 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14883 if (opti < args.length && "--full".equals(args[opti])) { 14884 fullPreferred = true; 14885 opti++; 14886 } 14887 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14888 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14889 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14890 dumpState.setDump(DumpState.DUMP_PACKAGES); 14891 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14892 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14893 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14894 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14895 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14896 dumpState.setDump(DumpState.DUMP_MESSAGES); 14897 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14898 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14899 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14900 || "intent-filter-verifiers".equals(cmd)) { 14901 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14902 } else if ("version".equals(cmd)) { 14903 dumpState.setDump(DumpState.DUMP_VERSION); 14904 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14905 dumpState.setDump(DumpState.DUMP_KEYSETS); 14906 } else if ("installs".equals(cmd)) { 14907 dumpState.setDump(DumpState.DUMP_INSTALLS); 14908 } else if ("write".equals(cmd)) { 14909 synchronized (mPackages) { 14910 mSettings.writeLPr(); 14911 pw.println("Settings written."); 14912 return; 14913 } 14914 } 14915 } 14916 14917 if (checkin) { 14918 pw.println("vers,1"); 14919 } 14920 14921 // reader 14922 synchronized (mPackages) { 14923 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14924 if (!checkin) { 14925 if (dumpState.onTitlePrinted()) 14926 pw.println(); 14927 pw.println("Database versions:"); 14928 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 14929 } 14930 } 14931 14932 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14933 if (!checkin) { 14934 if (dumpState.onTitlePrinted()) 14935 pw.println(); 14936 pw.println("Verifiers:"); 14937 pw.print(" Required: "); 14938 pw.print(mRequiredVerifierPackage); 14939 pw.print(" (uid="); 14940 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14941 pw.println(")"); 14942 } else if (mRequiredVerifierPackage != null) { 14943 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14944 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14945 } 14946 } 14947 14948 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14949 packageName == null) { 14950 if (mIntentFilterVerifierComponent != null) { 14951 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14952 if (!checkin) { 14953 if (dumpState.onTitlePrinted()) 14954 pw.println(); 14955 pw.println("Intent Filter Verifier:"); 14956 pw.print(" Using: "); 14957 pw.print(verifierPackageName); 14958 pw.print(" (uid="); 14959 pw.print(getPackageUid(verifierPackageName, 0)); 14960 pw.println(")"); 14961 } else if (verifierPackageName != null) { 14962 pw.print("ifv,"); pw.print(verifierPackageName); 14963 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14964 } 14965 } else { 14966 pw.println(); 14967 pw.println("No Intent Filter Verifier available!"); 14968 } 14969 } 14970 14971 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14972 boolean printedHeader = false; 14973 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14974 while (it.hasNext()) { 14975 String name = it.next(); 14976 SharedLibraryEntry ent = mSharedLibraries.get(name); 14977 if (!checkin) { 14978 if (!printedHeader) { 14979 if (dumpState.onTitlePrinted()) 14980 pw.println(); 14981 pw.println("Libraries:"); 14982 printedHeader = true; 14983 } 14984 pw.print(" "); 14985 } else { 14986 pw.print("lib,"); 14987 } 14988 pw.print(name); 14989 if (!checkin) { 14990 pw.print(" -> "); 14991 } 14992 if (ent.path != null) { 14993 if (!checkin) { 14994 pw.print("(jar) "); 14995 pw.print(ent.path); 14996 } else { 14997 pw.print(",jar,"); 14998 pw.print(ent.path); 14999 } 15000 } else { 15001 if (!checkin) { 15002 pw.print("(apk) "); 15003 pw.print(ent.apk); 15004 } else { 15005 pw.print(",apk,"); 15006 pw.print(ent.apk); 15007 } 15008 } 15009 pw.println(); 15010 } 15011 } 15012 15013 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15014 if (dumpState.onTitlePrinted()) 15015 pw.println(); 15016 if (!checkin) { 15017 pw.println("Features:"); 15018 } 15019 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15020 while (it.hasNext()) { 15021 String name = it.next(); 15022 if (!checkin) { 15023 pw.print(" "); 15024 } else { 15025 pw.print("feat,"); 15026 } 15027 pw.println(name); 15028 } 15029 } 15030 15031 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 15032 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15033 : "Activity Resolver Table:", " ", packageName, 15034 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15035 dumpState.setTitlePrinted(true); 15036 } 15037 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15038 : "Receiver Resolver Table:", " ", packageName, 15039 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15040 dumpState.setTitlePrinted(true); 15041 } 15042 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15043 : "Service Resolver Table:", " ", packageName, 15044 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15045 dumpState.setTitlePrinted(true); 15046 } 15047 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15048 : "Provider Resolver Table:", " ", packageName, 15049 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15050 dumpState.setTitlePrinted(true); 15051 } 15052 } 15053 15054 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15055 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15056 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15057 int user = mSettings.mPreferredActivities.keyAt(i); 15058 if (pir.dump(pw, 15059 dumpState.getTitlePrinted() 15060 ? "\nPreferred Activities User " + user + ":" 15061 : "Preferred Activities User " + user + ":", " ", 15062 packageName, true, false)) { 15063 dumpState.setTitlePrinted(true); 15064 } 15065 } 15066 } 15067 15068 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15069 pw.flush(); 15070 FileOutputStream fout = new FileOutputStream(fd); 15071 BufferedOutputStream str = new BufferedOutputStream(fout); 15072 XmlSerializer serializer = new FastXmlSerializer(); 15073 try { 15074 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15075 serializer.startDocument(null, true); 15076 serializer.setFeature( 15077 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15078 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15079 serializer.endDocument(); 15080 serializer.flush(); 15081 } catch (IllegalArgumentException e) { 15082 pw.println("Failed writing: " + e); 15083 } catch (IllegalStateException e) { 15084 pw.println("Failed writing: " + e); 15085 } catch (IOException e) { 15086 pw.println("Failed writing: " + e); 15087 } 15088 } 15089 15090 if (!checkin 15091 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15092 && packageName == null) { 15093 pw.println(); 15094 int count = mSettings.mPackages.size(); 15095 if (count == 0) { 15096 pw.println("No applications!"); 15097 pw.println(); 15098 } else { 15099 final String prefix = " "; 15100 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15101 if (allPackageSettings.size() == 0) { 15102 pw.println("No domain preferred apps!"); 15103 pw.println(); 15104 } else { 15105 pw.println("App verification status:"); 15106 pw.println(); 15107 count = 0; 15108 for (PackageSetting ps : allPackageSettings) { 15109 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15110 if (ivi == null || ivi.getPackageName() == null) continue; 15111 pw.println(prefix + "Package: " + ivi.getPackageName()); 15112 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15113 pw.println(prefix + "Status: " + ivi.getStatusString()); 15114 pw.println(); 15115 count++; 15116 } 15117 if (count == 0) { 15118 pw.println(prefix + "No app verification established."); 15119 pw.println(); 15120 } 15121 for (int userId : sUserManager.getUserIds()) { 15122 pw.println("App linkages for user " + userId + ":"); 15123 pw.println(); 15124 count = 0; 15125 for (PackageSetting ps : allPackageSettings) { 15126 final long status = ps.getDomainVerificationStatusForUser(userId); 15127 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15128 continue; 15129 } 15130 pw.println(prefix + "Package: " + ps.name); 15131 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15132 String statusStr = IntentFilterVerificationInfo. 15133 getStatusStringFromValue(status); 15134 pw.println(prefix + "Status: " + statusStr); 15135 pw.println(); 15136 count++; 15137 } 15138 if (count == 0) { 15139 pw.println(prefix + "No configured app linkages."); 15140 pw.println(); 15141 } 15142 } 15143 } 15144 } 15145 } 15146 15147 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15148 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15149 if (packageName == null && permissionNames == null) { 15150 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15151 if (iperm == 0) { 15152 if (dumpState.onTitlePrinted()) 15153 pw.println(); 15154 pw.println("AppOp Permissions:"); 15155 } 15156 pw.print(" AppOp Permission "); 15157 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15158 pw.println(":"); 15159 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15160 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15161 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15162 } 15163 } 15164 } 15165 } 15166 15167 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15168 boolean printedSomething = false; 15169 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15170 if (packageName != null && !packageName.equals(p.info.packageName)) { 15171 continue; 15172 } 15173 if (!printedSomething) { 15174 if (dumpState.onTitlePrinted()) 15175 pw.println(); 15176 pw.println("Registered ContentProviders:"); 15177 printedSomething = true; 15178 } 15179 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15180 pw.print(" "); pw.println(p.toString()); 15181 } 15182 printedSomething = false; 15183 for (Map.Entry<String, PackageParser.Provider> entry : 15184 mProvidersByAuthority.entrySet()) { 15185 PackageParser.Provider p = entry.getValue(); 15186 if (packageName != null && !packageName.equals(p.info.packageName)) { 15187 continue; 15188 } 15189 if (!printedSomething) { 15190 if (dumpState.onTitlePrinted()) 15191 pw.println(); 15192 pw.println("ContentProvider Authorities:"); 15193 printedSomething = true; 15194 } 15195 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15196 pw.print(" "); pw.println(p.toString()); 15197 if (p.info != null && p.info.applicationInfo != null) { 15198 final String appInfo = p.info.applicationInfo.toString(); 15199 pw.print(" applicationInfo="); pw.println(appInfo); 15200 } 15201 } 15202 } 15203 15204 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15205 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15206 } 15207 15208 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15209 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15210 } 15211 15212 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15213 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15214 } 15215 15216 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15217 // XXX should handle packageName != null by dumping only install data that 15218 // the given package is involved with. 15219 if (dumpState.onTitlePrinted()) pw.println(); 15220 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15221 } 15222 15223 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15224 if (dumpState.onTitlePrinted()) pw.println(); 15225 mSettings.dumpReadMessagesLPr(pw, dumpState); 15226 15227 pw.println(); 15228 pw.println("Package warning messages:"); 15229 BufferedReader in = null; 15230 String line = null; 15231 try { 15232 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15233 while ((line = in.readLine()) != null) { 15234 if (line.contains("ignored: updated version")) continue; 15235 pw.println(line); 15236 } 15237 } catch (IOException ignored) { 15238 } finally { 15239 IoUtils.closeQuietly(in); 15240 } 15241 } 15242 15243 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15244 BufferedReader in = null; 15245 String line = null; 15246 try { 15247 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15248 while ((line = in.readLine()) != null) { 15249 if (line.contains("ignored: updated version")) continue; 15250 pw.print("msg,"); 15251 pw.println(line); 15252 } 15253 } catch (IOException ignored) { 15254 } finally { 15255 IoUtils.closeQuietly(in); 15256 } 15257 } 15258 } 15259 } 15260 15261 private String dumpDomainString(String packageName) { 15262 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15263 List<IntentFilter> filters = getAllIntentFilters(packageName); 15264 15265 ArraySet<String> result = new ArraySet<>(); 15266 if (iviList.size() > 0) { 15267 for (IntentFilterVerificationInfo ivi : iviList) { 15268 for (String host : ivi.getDomains()) { 15269 result.add(host); 15270 } 15271 } 15272 } 15273 if (filters != null && filters.size() > 0) { 15274 for (IntentFilter filter : filters) { 15275 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15276 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15277 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15278 result.addAll(filter.getHostsList()); 15279 } 15280 } 15281 } 15282 15283 StringBuilder sb = new StringBuilder(result.size() * 16); 15284 for (String domain : result) { 15285 if (sb.length() > 0) sb.append(" "); 15286 sb.append(domain); 15287 } 15288 return sb.toString(); 15289 } 15290 15291 // ------- apps on sdcard specific code ------- 15292 static final boolean DEBUG_SD_INSTALL = false; 15293 15294 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15295 15296 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15297 15298 private boolean mMediaMounted = false; 15299 15300 static String getEncryptKey() { 15301 try { 15302 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15303 SD_ENCRYPTION_KEYSTORE_NAME); 15304 if (sdEncKey == null) { 15305 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15306 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15307 if (sdEncKey == null) { 15308 Slog.e(TAG, "Failed to create encryption keys"); 15309 return null; 15310 } 15311 } 15312 return sdEncKey; 15313 } catch (NoSuchAlgorithmException nsae) { 15314 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15315 return null; 15316 } catch (IOException ioe) { 15317 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15318 return null; 15319 } 15320 } 15321 15322 /* 15323 * Update media status on PackageManager. 15324 */ 15325 @Override 15326 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15327 int callingUid = Binder.getCallingUid(); 15328 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15329 throw new SecurityException("Media status can only be updated by the system"); 15330 } 15331 // reader; this apparently protects mMediaMounted, but should probably 15332 // be a different lock in that case. 15333 synchronized (mPackages) { 15334 Log.i(TAG, "Updating external media status from " 15335 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15336 + (mediaStatus ? "mounted" : "unmounted")); 15337 if (DEBUG_SD_INSTALL) 15338 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15339 + ", mMediaMounted=" + mMediaMounted); 15340 if (mediaStatus == mMediaMounted) { 15341 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15342 : 0, -1); 15343 mHandler.sendMessage(msg); 15344 return; 15345 } 15346 mMediaMounted = mediaStatus; 15347 } 15348 // Queue up an async operation since the package installation may take a 15349 // little while. 15350 mHandler.post(new Runnable() { 15351 public void run() { 15352 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15353 } 15354 }); 15355 } 15356 15357 /** 15358 * Called by MountService when the initial ASECs to scan are available. 15359 * Should block until all the ASEC containers are finished being scanned. 15360 */ 15361 public void scanAvailableAsecs() { 15362 updateExternalMediaStatusInner(true, false, false); 15363 if (mShouldRestoreconData) { 15364 SELinuxMMAC.setRestoreconDone(); 15365 mShouldRestoreconData = false; 15366 } 15367 } 15368 15369 /* 15370 * Collect information of applications on external media, map them against 15371 * existing containers and update information based on current mount status. 15372 * Please note that we always have to report status if reportStatus has been 15373 * set to true especially when unloading packages. 15374 */ 15375 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15376 boolean externalStorage) { 15377 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15378 int[] uidArr = EmptyArray.INT; 15379 15380 final String[] list = PackageHelper.getSecureContainerList(); 15381 if (ArrayUtils.isEmpty(list)) { 15382 Log.i(TAG, "No secure containers found"); 15383 } else { 15384 // Process list of secure containers and categorize them 15385 // as active or stale based on their package internal state. 15386 15387 // reader 15388 synchronized (mPackages) { 15389 for (String cid : list) { 15390 // Leave stages untouched for now; installer service owns them 15391 if (PackageInstallerService.isStageName(cid)) continue; 15392 15393 if (DEBUG_SD_INSTALL) 15394 Log.i(TAG, "Processing container " + cid); 15395 String pkgName = getAsecPackageName(cid); 15396 if (pkgName == null) { 15397 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15398 continue; 15399 } 15400 if (DEBUG_SD_INSTALL) 15401 Log.i(TAG, "Looking for pkg : " + pkgName); 15402 15403 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15404 if (ps == null) { 15405 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15406 continue; 15407 } 15408 15409 /* 15410 * Skip packages that are not external if we're unmounting 15411 * external storage. 15412 */ 15413 if (externalStorage && !isMounted && !isExternal(ps)) { 15414 continue; 15415 } 15416 15417 final AsecInstallArgs args = new AsecInstallArgs(cid, 15418 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15419 // The package status is changed only if the code path 15420 // matches between settings and the container id. 15421 if (ps.codePathString != null 15422 && ps.codePathString.startsWith(args.getCodePath())) { 15423 if (DEBUG_SD_INSTALL) { 15424 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15425 + " at code path: " + ps.codePathString); 15426 } 15427 15428 // We do have a valid package installed on sdcard 15429 processCids.put(args, ps.codePathString); 15430 final int uid = ps.appId; 15431 if (uid != -1) { 15432 uidArr = ArrayUtils.appendInt(uidArr, uid); 15433 } 15434 } else { 15435 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15436 + ps.codePathString); 15437 } 15438 } 15439 } 15440 15441 Arrays.sort(uidArr); 15442 } 15443 15444 // Process packages with valid entries. 15445 if (isMounted) { 15446 if (DEBUG_SD_INSTALL) 15447 Log.i(TAG, "Loading packages"); 15448 loadMediaPackages(processCids, uidArr); 15449 startCleaningPackages(); 15450 mInstallerService.onSecureContainersAvailable(); 15451 } else { 15452 if (DEBUG_SD_INSTALL) 15453 Log.i(TAG, "Unloading packages"); 15454 unloadMediaPackages(processCids, uidArr, reportStatus); 15455 } 15456 } 15457 15458 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15459 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15460 final int size = infos.size(); 15461 final String[] packageNames = new String[size]; 15462 final int[] packageUids = new int[size]; 15463 for (int i = 0; i < size; i++) { 15464 final ApplicationInfo info = infos.get(i); 15465 packageNames[i] = info.packageName; 15466 packageUids[i] = info.uid; 15467 } 15468 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15469 finishedReceiver); 15470 } 15471 15472 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15473 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15474 sendResourcesChangedBroadcast(mediaStatus, replacing, 15475 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15476 } 15477 15478 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15479 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15480 int size = pkgList.length; 15481 if (size > 0) { 15482 // Send broadcasts here 15483 Bundle extras = new Bundle(); 15484 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15485 if (uidArr != null) { 15486 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15487 } 15488 if (replacing) { 15489 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15490 } 15491 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15492 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15493 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15494 } 15495 } 15496 15497 /* 15498 * Look at potentially valid container ids from processCids If package 15499 * information doesn't match the one on record or package scanning fails, 15500 * the cid is added to list of removeCids. We currently don't delete stale 15501 * containers. 15502 */ 15503 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15504 ArrayList<String> pkgList = new ArrayList<String>(); 15505 Set<AsecInstallArgs> keys = processCids.keySet(); 15506 15507 for (AsecInstallArgs args : keys) { 15508 String codePath = processCids.get(args); 15509 if (DEBUG_SD_INSTALL) 15510 Log.i(TAG, "Loading container : " + args.cid); 15511 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15512 try { 15513 // Make sure there are no container errors first. 15514 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15515 Slog.e(TAG, "Failed to mount cid : " + args.cid 15516 + " when installing from sdcard"); 15517 continue; 15518 } 15519 // Check code path here. 15520 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15521 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15522 + " does not match one in settings " + codePath); 15523 continue; 15524 } 15525 // Parse package 15526 int parseFlags = mDefParseFlags; 15527 if (args.isExternalAsec()) { 15528 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15529 } 15530 if (args.isFwdLocked()) { 15531 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15532 } 15533 15534 synchronized (mInstallLock) { 15535 PackageParser.Package pkg = null; 15536 try { 15537 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15538 } catch (PackageManagerException e) { 15539 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15540 } 15541 // Scan the package 15542 if (pkg != null) { 15543 /* 15544 * TODO why is the lock being held? doPostInstall is 15545 * called in other places without the lock. This needs 15546 * to be straightened out. 15547 */ 15548 // writer 15549 synchronized (mPackages) { 15550 retCode = PackageManager.INSTALL_SUCCEEDED; 15551 pkgList.add(pkg.packageName); 15552 // Post process args 15553 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15554 pkg.applicationInfo.uid); 15555 } 15556 } else { 15557 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15558 } 15559 } 15560 15561 } finally { 15562 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15563 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15564 } 15565 } 15566 } 15567 // writer 15568 synchronized (mPackages) { 15569 // If the platform SDK has changed since the last time we booted, 15570 // we need to re-grant app permission to catch any new ones that 15571 // appear. This is really a hack, and means that apps can in some 15572 // cases get permissions that the user didn't initially explicitly 15573 // allow... it would be nice to have some better way to handle 15574 // this situation. 15575 final VersionInfo ver = mSettings.getExternalVersion(); 15576 15577 int updateFlags = UPDATE_PERMISSIONS_ALL; 15578 if (ver.sdkVersion != mSdkVersion) { 15579 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15580 + mSdkVersion + "; regranting permissions for external"); 15581 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15582 } 15583 updatePermissionsLPw(null, null, updateFlags); 15584 15585 // Yay, everything is now upgraded 15586 ver.forceCurrent(); 15587 15588 // can downgrade to reader 15589 // Persist settings 15590 mSettings.writeLPr(); 15591 } 15592 // Send a broadcast to let everyone know we are done processing 15593 if (pkgList.size() > 0) { 15594 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15595 } 15596 } 15597 15598 /* 15599 * Utility method to unload a list of specified containers 15600 */ 15601 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15602 // Just unmount all valid containers. 15603 for (AsecInstallArgs arg : cidArgs) { 15604 synchronized (mInstallLock) { 15605 arg.doPostDeleteLI(false); 15606 } 15607 } 15608 } 15609 15610 /* 15611 * Unload packages mounted on external media. This involves deleting package 15612 * data from internal structures, sending broadcasts about diabled packages, 15613 * gc'ing to free up references, unmounting all secure containers 15614 * corresponding to packages on external media, and posting a 15615 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15616 * that we always have to post this message if status has been requested no 15617 * matter what. 15618 */ 15619 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15620 final boolean reportStatus) { 15621 if (DEBUG_SD_INSTALL) 15622 Log.i(TAG, "unloading media packages"); 15623 ArrayList<String> pkgList = new ArrayList<String>(); 15624 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15625 final Set<AsecInstallArgs> keys = processCids.keySet(); 15626 for (AsecInstallArgs args : keys) { 15627 String pkgName = args.getPackageName(); 15628 if (DEBUG_SD_INSTALL) 15629 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15630 // Delete package internally 15631 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15632 synchronized (mInstallLock) { 15633 boolean res = deletePackageLI(pkgName, null, false, null, null, 15634 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15635 if (res) { 15636 pkgList.add(pkgName); 15637 } else { 15638 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15639 failedList.add(args); 15640 } 15641 } 15642 } 15643 15644 // reader 15645 synchronized (mPackages) { 15646 // We didn't update the settings after removing each package; 15647 // write them now for all packages. 15648 mSettings.writeLPr(); 15649 } 15650 15651 // We have to absolutely send UPDATED_MEDIA_STATUS only 15652 // after confirming that all the receivers processed the ordered 15653 // broadcast when packages get disabled, force a gc to clean things up. 15654 // and unload all the containers. 15655 if (pkgList.size() > 0) { 15656 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15657 new IIntentReceiver.Stub() { 15658 public void performReceive(Intent intent, int resultCode, String data, 15659 Bundle extras, boolean ordered, boolean sticky, 15660 int sendingUser) throws RemoteException { 15661 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15662 reportStatus ? 1 : 0, 1, keys); 15663 mHandler.sendMessage(msg); 15664 } 15665 }); 15666 } else { 15667 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15668 keys); 15669 mHandler.sendMessage(msg); 15670 } 15671 } 15672 15673 private void loadPrivatePackages(VolumeInfo vol) { 15674 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15675 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15676 synchronized (mInstallLock) { 15677 synchronized (mPackages) { 15678 final VersionInfo ver = mSettings.findOrCreateVersion(vol.fsUuid); 15679 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15680 for (PackageSetting ps : packages) { 15681 final PackageParser.Package pkg; 15682 try { 15683 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15684 loaded.add(pkg.applicationInfo); 15685 } catch (PackageManagerException e) { 15686 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15687 } 15688 15689 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15690 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15691 } 15692 } 15693 15694 int updateFlags = UPDATE_PERMISSIONS_ALL; 15695 if (ver.sdkVersion != mSdkVersion) { 15696 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15697 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15698 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15699 } 15700 updatePermissionsLPw(null, null, updateFlags); 15701 15702 // Yay, everything is now upgraded 15703 ver.forceCurrent(); 15704 15705 mSettings.writeLPr(); 15706 } 15707 } 15708 15709 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15710 sendResourcesChangedBroadcast(true, false, loaded, null); 15711 } 15712 15713 private void unloadPrivatePackages(VolumeInfo vol) { 15714 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15715 synchronized (mInstallLock) { 15716 synchronized (mPackages) { 15717 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15718 for (PackageSetting ps : packages) { 15719 if (ps.pkg == null) continue; 15720 15721 final ApplicationInfo info = ps.pkg.applicationInfo; 15722 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15723 if (deletePackageLI(ps.name, null, false, null, null, 15724 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15725 unloaded.add(info); 15726 } else { 15727 Slog.w(TAG, "Failed to unload " + ps.codePath); 15728 } 15729 } 15730 15731 mSettings.writeLPr(); 15732 } 15733 } 15734 15735 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15736 sendResourcesChangedBroadcast(false, false, unloaded, null); 15737 } 15738 15739 /** 15740 * Examine all users present on given mounted volume, and destroy data 15741 * belonging to users that are no longer valid, or whose user ID has been 15742 * recycled. 15743 */ 15744 private void reconcileUsers(String volumeUuid) { 15745 final File[] files = FileUtils 15746 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15747 for (File file : files) { 15748 if (!file.isDirectory()) continue; 15749 15750 final int userId; 15751 final UserInfo info; 15752 try { 15753 userId = Integer.parseInt(file.getName()); 15754 info = sUserManager.getUserInfo(userId); 15755 } catch (NumberFormatException e) { 15756 Slog.w(TAG, "Invalid user directory " + file); 15757 continue; 15758 } 15759 15760 boolean destroyUser = false; 15761 if (info == null) { 15762 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15763 + " because no matching user was found"); 15764 destroyUser = true; 15765 } else { 15766 try { 15767 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15768 } catch (IOException e) { 15769 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15770 + " because we failed to enforce serial number: " + e); 15771 destroyUser = true; 15772 } 15773 } 15774 15775 if (destroyUser) { 15776 synchronized (mInstallLock) { 15777 mInstaller.removeUserDataDirs(volumeUuid, userId); 15778 } 15779 } 15780 } 15781 15782 final UserManager um = mContext.getSystemService(UserManager.class); 15783 for (UserInfo user : um.getUsers()) { 15784 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15785 if (userDir.exists()) continue; 15786 15787 try { 15788 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15789 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15790 } catch (IOException e) { 15791 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15792 } 15793 } 15794 } 15795 15796 /** 15797 * Examine all apps present on given mounted volume, and destroy apps that 15798 * aren't expected, either due to uninstallation or reinstallation on 15799 * another volume. 15800 */ 15801 private void reconcileApps(String volumeUuid) { 15802 final File[] files = FileUtils 15803 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15804 for (File file : files) { 15805 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15806 && !PackageInstallerService.isStageName(file.getName()); 15807 if (!isPackage) { 15808 // Ignore entries which are not packages 15809 continue; 15810 } 15811 15812 boolean destroyApp = false; 15813 String packageName = null; 15814 try { 15815 final PackageLite pkg = PackageParser.parsePackageLite(file, 15816 PackageParser.PARSE_MUST_BE_APK); 15817 packageName = pkg.packageName; 15818 15819 synchronized (mPackages) { 15820 final PackageSetting ps = mSettings.mPackages.get(packageName); 15821 if (ps == null) { 15822 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15823 + volumeUuid + " because we found no install record"); 15824 destroyApp = true; 15825 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15826 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15827 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15828 destroyApp = true; 15829 } 15830 } 15831 15832 } catch (PackageParserException e) { 15833 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15834 destroyApp = true; 15835 } 15836 15837 if (destroyApp) { 15838 synchronized (mInstallLock) { 15839 if (packageName != null) { 15840 removeDataDirsLI(volumeUuid, packageName); 15841 } 15842 if (file.isDirectory()) { 15843 mInstaller.rmPackageDir(file.getAbsolutePath()); 15844 } else { 15845 file.delete(); 15846 } 15847 } 15848 } 15849 } 15850 } 15851 15852 private void unfreezePackage(String packageName) { 15853 synchronized (mPackages) { 15854 final PackageSetting ps = mSettings.mPackages.get(packageName); 15855 if (ps != null) { 15856 ps.frozen = false; 15857 } 15858 } 15859 } 15860 15861 @Override 15862 public int movePackage(final String packageName, final String volumeUuid) { 15863 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15864 15865 final int moveId = mNextMoveId.getAndIncrement(); 15866 try { 15867 movePackageInternal(packageName, volumeUuid, moveId); 15868 } catch (PackageManagerException e) { 15869 Slog.w(TAG, "Failed to move " + packageName, e); 15870 mMoveCallbacks.notifyStatusChanged(moveId, 15871 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15872 } 15873 return moveId; 15874 } 15875 15876 private void movePackageInternal(final String packageName, final String volumeUuid, 15877 final int moveId) throws PackageManagerException { 15878 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15879 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15880 final PackageManager pm = mContext.getPackageManager(); 15881 15882 final boolean currentAsec; 15883 final String currentVolumeUuid; 15884 final File codeFile; 15885 final String installerPackageName; 15886 final String packageAbiOverride; 15887 final int appId; 15888 final String seinfo; 15889 final String label; 15890 15891 // reader 15892 synchronized (mPackages) { 15893 final PackageParser.Package pkg = mPackages.get(packageName); 15894 final PackageSetting ps = mSettings.mPackages.get(packageName); 15895 if (pkg == null || ps == null) { 15896 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15897 } 15898 15899 if (pkg.applicationInfo.isSystemApp()) { 15900 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15901 "Cannot move system application"); 15902 } 15903 15904 if (pkg.applicationInfo.isExternalAsec()) { 15905 currentAsec = true; 15906 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 15907 } else if (pkg.applicationInfo.isForwardLocked()) { 15908 currentAsec = true; 15909 currentVolumeUuid = "forward_locked"; 15910 } else { 15911 currentAsec = false; 15912 currentVolumeUuid = ps.volumeUuid; 15913 15914 final File probe = new File(pkg.codePath); 15915 final File probeOat = new File(probe, "oat"); 15916 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15917 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15918 "Move only supported for modern cluster style installs"); 15919 } 15920 } 15921 15922 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 15923 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15924 "Package already moved to " + volumeUuid); 15925 } 15926 15927 if (ps.frozen) { 15928 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15929 "Failed to move already frozen package"); 15930 } 15931 ps.frozen = true; 15932 15933 codeFile = new File(pkg.codePath); 15934 installerPackageName = ps.installerPackageName; 15935 packageAbiOverride = ps.cpuAbiOverrideString; 15936 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15937 seinfo = pkg.applicationInfo.seinfo; 15938 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15939 } 15940 15941 // Now that we're guarded by frozen state, kill app during move 15942 final long token = Binder.clearCallingIdentity(); 15943 try { 15944 killApplication(packageName, appId, "move pkg"); 15945 } finally { 15946 Binder.restoreCallingIdentity(token); 15947 } 15948 15949 final Bundle extras = new Bundle(); 15950 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15951 extras.putString(Intent.EXTRA_TITLE, label); 15952 mMoveCallbacks.notifyCreated(moveId, extras); 15953 15954 int installFlags; 15955 final boolean moveCompleteApp; 15956 final File measurePath; 15957 15958 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15959 installFlags = INSTALL_INTERNAL; 15960 moveCompleteApp = !currentAsec; 15961 measurePath = Environment.getDataAppDirectory(volumeUuid); 15962 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15963 installFlags = INSTALL_EXTERNAL; 15964 moveCompleteApp = false; 15965 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15966 } else { 15967 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15968 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15969 || !volume.isMountedWritable()) { 15970 unfreezePackage(packageName); 15971 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15972 "Move location not mounted private volume"); 15973 } 15974 15975 Preconditions.checkState(!currentAsec); 15976 15977 installFlags = INSTALL_INTERNAL; 15978 moveCompleteApp = true; 15979 measurePath = Environment.getDataAppDirectory(volumeUuid); 15980 } 15981 15982 final PackageStats stats = new PackageStats(null, -1); 15983 synchronized (mInstaller) { 15984 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15985 unfreezePackage(packageName); 15986 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15987 "Failed to measure package size"); 15988 } 15989 } 15990 15991 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15992 + stats.dataSize); 15993 15994 final long startFreeBytes = measurePath.getFreeSpace(); 15995 final long sizeBytes; 15996 if (moveCompleteApp) { 15997 sizeBytes = stats.codeSize + stats.dataSize; 15998 } else { 15999 sizeBytes = stats.codeSize; 16000 } 16001 16002 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16003 unfreezePackage(packageName); 16004 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16005 "Not enough free space to move"); 16006 } 16007 16008 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16009 16010 final CountDownLatch installedLatch = new CountDownLatch(1); 16011 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16012 @Override 16013 public void onUserActionRequired(Intent intent) throws RemoteException { 16014 throw new IllegalStateException(); 16015 } 16016 16017 @Override 16018 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16019 Bundle extras) throws RemoteException { 16020 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16021 + PackageManager.installStatusToString(returnCode, msg)); 16022 16023 installedLatch.countDown(); 16024 16025 // Regardless of success or failure of the move operation, 16026 // always unfreeze the package 16027 unfreezePackage(packageName); 16028 16029 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16030 switch (status) { 16031 case PackageInstaller.STATUS_SUCCESS: 16032 mMoveCallbacks.notifyStatusChanged(moveId, 16033 PackageManager.MOVE_SUCCEEDED); 16034 break; 16035 case PackageInstaller.STATUS_FAILURE_STORAGE: 16036 mMoveCallbacks.notifyStatusChanged(moveId, 16037 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16038 break; 16039 default: 16040 mMoveCallbacks.notifyStatusChanged(moveId, 16041 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16042 break; 16043 } 16044 } 16045 }; 16046 16047 final MoveInfo move; 16048 if (moveCompleteApp) { 16049 // Kick off a thread to report progress estimates 16050 new Thread() { 16051 @Override 16052 public void run() { 16053 while (true) { 16054 try { 16055 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16056 break; 16057 } 16058 } catch (InterruptedException ignored) { 16059 } 16060 16061 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16062 final int progress = 10 + (int) MathUtils.constrain( 16063 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16064 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16065 } 16066 } 16067 }.start(); 16068 16069 final String dataAppName = codeFile.getName(); 16070 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16071 dataAppName, appId, seinfo); 16072 } else { 16073 move = null; 16074 } 16075 16076 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16077 16078 final Message msg = mHandler.obtainMessage(INIT_COPY); 16079 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16080 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 16081 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16082 mHandler.sendMessage(msg); 16083 } 16084 16085 @Override 16086 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16087 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16088 16089 final int realMoveId = mNextMoveId.getAndIncrement(); 16090 final Bundle extras = new Bundle(); 16091 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16092 mMoveCallbacks.notifyCreated(realMoveId, extras); 16093 16094 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16095 @Override 16096 public void onCreated(int moveId, Bundle extras) { 16097 // Ignored 16098 } 16099 16100 @Override 16101 public void onStatusChanged(int moveId, int status, long estMillis) { 16102 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16103 } 16104 }; 16105 16106 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16107 storage.setPrimaryStorageUuid(volumeUuid, callback); 16108 return realMoveId; 16109 } 16110 16111 @Override 16112 public int getMoveStatus(int moveId) { 16113 mContext.enforceCallingOrSelfPermission( 16114 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16115 return mMoveCallbacks.mLastStatus.get(moveId); 16116 } 16117 16118 @Override 16119 public void registerMoveCallback(IPackageMoveObserver callback) { 16120 mContext.enforceCallingOrSelfPermission( 16121 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16122 mMoveCallbacks.register(callback); 16123 } 16124 16125 @Override 16126 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16127 mContext.enforceCallingOrSelfPermission( 16128 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16129 mMoveCallbacks.unregister(callback); 16130 } 16131 16132 @Override 16133 public boolean setInstallLocation(int loc) { 16134 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16135 null); 16136 if (getInstallLocation() == loc) { 16137 return true; 16138 } 16139 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16140 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16141 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16142 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16143 return true; 16144 } 16145 return false; 16146 } 16147 16148 @Override 16149 public int getInstallLocation() { 16150 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16151 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16152 PackageHelper.APP_INSTALL_AUTO); 16153 } 16154 16155 /** Called by UserManagerService */ 16156 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16157 mDirtyUsers.remove(userHandle); 16158 mSettings.removeUserLPw(userHandle); 16159 mPendingBroadcasts.remove(userHandle); 16160 if (mInstaller != null) { 16161 // Technically, we shouldn't be doing this with the package lock 16162 // held. However, this is very rare, and there is already so much 16163 // other disk I/O going on, that we'll let it slide for now. 16164 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16165 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16166 final String volumeUuid = vol.getFsUuid(); 16167 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16168 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16169 } 16170 } 16171 mUserNeedsBadging.delete(userHandle); 16172 removeUnusedPackagesLILPw(userManager, userHandle); 16173 } 16174 16175 /** 16176 * We're removing userHandle and would like to remove any downloaded packages 16177 * that are no longer in use by any other user. 16178 * @param userHandle the user being removed 16179 */ 16180 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16181 final boolean DEBUG_CLEAN_APKS = false; 16182 int [] users = userManager.getUserIdsLPr(); 16183 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16184 while (psit.hasNext()) { 16185 PackageSetting ps = psit.next(); 16186 if (ps.pkg == null) { 16187 continue; 16188 } 16189 final String packageName = ps.pkg.packageName; 16190 // Skip over if system app 16191 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16192 continue; 16193 } 16194 if (DEBUG_CLEAN_APKS) { 16195 Slog.i(TAG, "Checking package " + packageName); 16196 } 16197 boolean keep = false; 16198 for (int i = 0; i < users.length; i++) { 16199 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16200 keep = true; 16201 if (DEBUG_CLEAN_APKS) { 16202 Slog.i(TAG, " Keeping package " + packageName + " for user " 16203 + users[i]); 16204 } 16205 break; 16206 } 16207 } 16208 if (!keep) { 16209 if (DEBUG_CLEAN_APKS) { 16210 Slog.i(TAG, " Removing package " + packageName); 16211 } 16212 mHandler.post(new Runnable() { 16213 public void run() { 16214 deletePackageX(packageName, userHandle, 0); 16215 } //end run 16216 }); 16217 } 16218 } 16219 } 16220 16221 /** Called by UserManagerService */ 16222 void createNewUserLILPw(int userHandle) { 16223 if (mInstaller != null) { 16224 mInstaller.createUserConfig(userHandle); 16225 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16226 applyFactoryDefaultBrowserLPw(userHandle); 16227 primeDomainVerificationsLPw(userHandle); 16228 } 16229 } 16230 16231 void newUserCreated(final int userHandle) { 16232 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16233 } 16234 16235 @Override 16236 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16237 mContext.enforceCallingOrSelfPermission( 16238 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16239 "Only package verification agents can read the verifier device identity"); 16240 16241 synchronized (mPackages) { 16242 return mSettings.getVerifierDeviceIdentityLPw(); 16243 } 16244 } 16245 16246 @Override 16247 public void setPermissionEnforced(String permission, boolean enforced) { 16248 // TODO: Now that we no longer change GID for storage, this should to away. 16249 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16250 "setPermissionEnforced"); 16251 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16252 synchronized (mPackages) { 16253 if (mSettings.mReadExternalStorageEnforced == null 16254 || mSettings.mReadExternalStorageEnforced != enforced) { 16255 mSettings.mReadExternalStorageEnforced = enforced; 16256 mSettings.writeLPr(); 16257 } 16258 } 16259 // kill any non-foreground processes so we restart them and 16260 // grant/revoke the GID. 16261 final IActivityManager am = ActivityManagerNative.getDefault(); 16262 if (am != null) { 16263 final long token = Binder.clearCallingIdentity(); 16264 try { 16265 am.killProcessesBelowForeground("setPermissionEnforcement"); 16266 } catch (RemoteException e) { 16267 } finally { 16268 Binder.restoreCallingIdentity(token); 16269 } 16270 } 16271 } else { 16272 throw new IllegalArgumentException("No selective enforcement for " + permission); 16273 } 16274 } 16275 16276 @Override 16277 @Deprecated 16278 public boolean isPermissionEnforced(String permission) { 16279 return true; 16280 } 16281 16282 @Override 16283 public boolean isStorageLow() { 16284 final long token = Binder.clearCallingIdentity(); 16285 try { 16286 final DeviceStorageMonitorInternal 16287 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16288 if (dsm != null) { 16289 return dsm.isMemoryLow(); 16290 } else { 16291 return false; 16292 } 16293 } finally { 16294 Binder.restoreCallingIdentity(token); 16295 } 16296 } 16297 16298 @Override 16299 public IPackageInstaller getPackageInstaller() { 16300 return mInstallerService; 16301 } 16302 16303 private boolean userNeedsBadging(int userId) { 16304 int index = mUserNeedsBadging.indexOfKey(userId); 16305 if (index < 0) { 16306 final UserInfo userInfo; 16307 final long token = Binder.clearCallingIdentity(); 16308 try { 16309 userInfo = sUserManager.getUserInfo(userId); 16310 } finally { 16311 Binder.restoreCallingIdentity(token); 16312 } 16313 final boolean b; 16314 if (userInfo != null && userInfo.isManagedProfile()) { 16315 b = true; 16316 } else { 16317 b = false; 16318 } 16319 mUserNeedsBadging.put(userId, b); 16320 return b; 16321 } 16322 return mUserNeedsBadging.valueAt(index); 16323 } 16324 16325 @Override 16326 public KeySet getKeySetByAlias(String packageName, String alias) { 16327 if (packageName == null || alias == null) { 16328 return null; 16329 } 16330 synchronized(mPackages) { 16331 final PackageParser.Package pkg = mPackages.get(packageName); 16332 if (pkg == null) { 16333 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16334 throw new IllegalArgumentException("Unknown package: " + packageName); 16335 } 16336 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16337 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16338 } 16339 } 16340 16341 @Override 16342 public KeySet getSigningKeySet(String packageName) { 16343 if (packageName == null) { 16344 return null; 16345 } 16346 synchronized(mPackages) { 16347 final PackageParser.Package pkg = mPackages.get(packageName); 16348 if (pkg == null) { 16349 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16350 throw new IllegalArgumentException("Unknown package: " + packageName); 16351 } 16352 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16353 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16354 throw new SecurityException("May not access signing KeySet of other apps."); 16355 } 16356 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16357 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16358 } 16359 } 16360 16361 @Override 16362 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16363 if (packageName == null || ks == null) { 16364 return false; 16365 } 16366 synchronized(mPackages) { 16367 final PackageParser.Package pkg = mPackages.get(packageName); 16368 if (pkg == null) { 16369 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16370 throw new IllegalArgumentException("Unknown package: " + packageName); 16371 } 16372 IBinder ksh = ks.getToken(); 16373 if (ksh instanceof KeySetHandle) { 16374 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16375 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16376 } 16377 return false; 16378 } 16379 } 16380 16381 @Override 16382 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16383 if (packageName == null || ks == null) { 16384 return false; 16385 } 16386 synchronized(mPackages) { 16387 final PackageParser.Package pkg = mPackages.get(packageName); 16388 if (pkg == null) { 16389 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16390 throw new IllegalArgumentException("Unknown package: " + packageName); 16391 } 16392 IBinder ksh = ks.getToken(); 16393 if (ksh instanceof KeySetHandle) { 16394 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16395 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16396 } 16397 return false; 16398 } 16399 } 16400 16401 public void getUsageStatsIfNoPackageUsageInfo() { 16402 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16403 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16404 if (usm == null) { 16405 throw new IllegalStateException("UsageStatsManager must be initialized"); 16406 } 16407 long now = System.currentTimeMillis(); 16408 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16409 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16410 String packageName = entry.getKey(); 16411 PackageParser.Package pkg = mPackages.get(packageName); 16412 if (pkg == null) { 16413 continue; 16414 } 16415 UsageStats usage = entry.getValue(); 16416 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16417 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16418 } 16419 } 16420 } 16421 16422 /** 16423 * Check and throw if the given before/after packages would be considered a 16424 * downgrade. 16425 */ 16426 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16427 throws PackageManagerException { 16428 if (after.versionCode < before.mVersionCode) { 16429 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16430 "Update version code " + after.versionCode + " is older than current " 16431 + before.mVersionCode); 16432 } else if (after.versionCode == before.mVersionCode) { 16433 if (after.baseRevisionCode < before.baseRevisionCode) { 16434 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16435 "Update base revision code " + after.baseRevisionCode 16436 + " is older than current " + before.baseRevisionCode); 16437 } 16438 16439 if (!ArrayUtils.isEmpty(after.splitNames)) { 16440 for (int i = 0; i < after.splitNames.length; i++) { 16441 final String splitName = after.splitNames[i]; 16442 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16443 if (j != -1) { 16444 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16445 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16446 "Update split " + splitName + " revision code " 16447 + after.splitRevisionCodes[i] + " is older than current " 16448 + before.splitRevisionCodes[j]); 16449 } 16450 } 16451 } 16452 } 16453 } 16454 } 16455 16456 private static class MoveCallbacks extends Handler { 16457 private static final int MSG_CREATED = 1; 16458 private static final int MSG_STATUS_CHANGED = 2; 16459 16460 private final RemoteCallbackList<IPackageMoveObserver> 16461 mCallbacks = new RemoteCallbackList<>(); 16462 16463 private final SparseIntArray mLastStatus = new SparseIntArray(); 16464 16465 public MoveCallbacks(Looper looper) { 16466 super(looper); 16467 } 16468 16469 public void register(IPackageMoveObserver callback) { 16470 mCallbacks.register(callback); 16471 } 16472 16473 public void unregister(IPackageMoveObserver callback) { 16474 mCallbacks.unregister(callback); 16475 } 16476 16477 @Override 16478 public void handleMessage(Message msg) { 16479 final SomeArgs args = (SomeArgs) msg.obj; 16480 final int n = mCallbacks.beginBroadcast(); 16481 for (int i = 0; i < n; i++) { 16482 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16483 try { 16484 invokeCallback(callback, msg.what, args); 16485 } catch (RemoteException ignored) { 16486 } 16487 } 16488 mCallbacks.finishBroadcast(); 16489 args.recycle(); 16490 } 16491 16492 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16493 throws RemoteException { 16494 switch (what) { 16495 case MSG_CREATED: { 16496 callback.onCreated(args.argi1, (Bundle) args.arg2); 16497 break; 16498 } 16499 case MSG_STATUS_CHANGED: { 16500 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16501 break; 16502 } 16503 } 16504 } 16505 16506 private void notifyCreated(int moveId, Bundle extras) { 16507 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16508 16509 final SomeArgs args = SomeArgs.obtain(); 16510 args.argi1 = moveId; 16511 args.arg2 = extras; 16512 obtainMessage(MSG_CREATED, args).sendToTarget(); 16513 } 16514 16515 private void notifyStatusChanged(int moveId, int status) { 16516 notifyStatusChanged(moveId, status, -1); 16517 } 16518 16519 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16520 Slog.v(TAG, "Move " + moveId + " status " + status); 16521 16522 final SomeArgs args = SomeArgs.obtain(); 16523 args.argi1 = moveId; 16524 args.argi2 = status; 16525 args.arg3 = estMillis; 16526 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16527 16528 synchronized (mLastStatus) { 16529 mLastStatus.put(moveId, status); 16530 } 16531 } 16532 } 16533 16534 private final class OnPermissionChangeListeners extends Handler { 16535 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16536 16537 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16538 new RemoteCallbackList<>(); 16539 16540 public OnPermissionChangeListeners(Looper looper) { 16541 super(looper); 16542 } 16543 16544 @Override 16545 public void handleMessage(Message msg) { 16546 switch (msg.what) { 16547 case MSG_ON_PERMISSIONS_CHANGED: { 16548 final int uid = msg.arg1; 16549 handleOnPermissionsChanged(uid); 16550 } break; 16551 } 16552 } 16553 16554 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16555 mPermissionListeners.register(listener); 16556 16557 } 16558 16559 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16560 mPermissionListeners.unregister(listener); 16561 } 16562 16563 public void onPermissionsChanged(int uid) { 16564 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16565 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16566 } 16567 } 16568 16569 private void handleOnPermissionsChanged(int uid) { 16570 final int count = mPermissionListeners.beginBroadcast(); 16571 try { 16572 for (int i = 0; i < count; i++) { 16573 IOnPermissionsChangeListener callback = mPermissionListeners 16574 .getBroadcastItem(i); 16575 try { 16576 callback.onPermissionsChanged(uid); 16577 } catch (RemoteException e) { 16578 Log.e(TAG, "Permission listener is dead", e); 16579 } 16580 } 16581 } finally { 16582 mPermissionListeners.finishBroadcast(); 16583 } 16584 } 16585 } 16586 16587 private class PackageManagerInternalImpl extends PackageManagerInternal { 16588 @Override 16589 public void setLocationPackagesProvider(PackagesProvider provider) { 16590 synchronized (mPackages) { 16591 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16592 } 16593 } 16594 16595 @Override 16596 public void setImePackagesProvider(PackagesProvider provider) { 16597 synchronized (mPackages) { 16598 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16599 } 16600 } 16601 16602 @Override 16603 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16604 synchronized (mPackages) { 16605 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16606 } 16607 } 16608 16609 @Override 16610 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16611 synchronized (mPackages) { 16612 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16613 } 16614 } 16615 16616 @Override 16617 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16618 synchronized (mPackages) { 16619 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16620 } 16621 } 16622 16623 @Override 16624 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16625 synchronized (mPackages) { 16626 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16627 } 16628 } 16629 16630 @Override 16631 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16632 synchronized (mPackages) { 16633 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16634 } 16635 } 16636 16637 @Override 16638 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16639 synchronized (mPackages) { 16640 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16641 packageName, userId); 16642 } 16643 } 16644 16645 @Override 16646 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16647 synchronized (mPackages) { 16648 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16649 packageName, userId); 16650 } 16651 } 16652 @Override 16653 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16654 synchronized (mPackages) { 16655 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16656 packageName, userId); 16657 } 16658 } 16659 } 16660 16661 @Override 16662 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16663 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16664 synchronized (mPackages) { 16665 final long identity = Binder.clearCallingIdentity(); 16666 try { 16667 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16668 packageNames, userId); 16669 } finally { 16670 Binder.restoreCallingIdentity(identity); 16671 } 16672 } 16673 } 16674 16675 private static void enforceSystemOrPhoneCaller(String tag) { 16676 int callingUid = Binder.getCallingUid(); 16677 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16678 throw new SecurityException( 16679 "Cannot call " + tag + " from UID " + callingUid); 16680 } 16681 } 16682} 16683