PackageManagerService.java revision de15edaa9bf486a4050bb067317d313fd807bb10
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 22import static android.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.INSTALL_EXTERNAL; 28import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 29import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 32import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 36import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 37import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 38import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 39import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 43import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 44import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 46import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 47import static android.content.pm.PackageManager.INSTALL_INTERNAL; 48import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 49import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 52import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 53import static android.content.pm.PackageManager.MATCH_ALL; 54import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 55import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 56import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 57import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 58import static android.content.pm.PackageManager.PERMISSION_GRANTED; 59import static android.content.pm.PackageParser.isApkFile; 60import static android.os.Process.PACKAGE_INFO_GID; 61import static android.os.Process.SYSTEM_UID; 62import static android.system.OsConstants.O_CREAT; 63import static android.system.OsConstants.O_RDWR; 64import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 65import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 66import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 67import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 68import static com.android.internal.util.ArrayUtils.appendInt; 69import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 70import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 71import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 72import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 73import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 74 75import android.Manifest; 76import android.app.ActivityManager; 77import android.app.ActivityManagerNative; 78import android.app.AppGlobals; 79import android.app.IActivityManager; 80import android.app.admin.IDevicePolicyManager; 81import android.app.backup.IBackupManager; 82import android.app.usage.UsageStats; 83import android.app.usage.UsageStatsManager; 84import android.content.BroadcastReceiver; 85import android.content.ComponentName; 86import android.content.Context; 87import android.content.IIntentReceiver; 88import android.content.Intent; 89import android.content.IntentFilter; 90import android.content.IntentSender; 91import android.content.IntentSender.SendIntentException; 92import android.content.ServiceConnection; 93import android.content.pm.ActivityInfo; 94import android.content.pm.ApplicationInfo; 95import android.content.pm.FeatureInfo; 96import android.content.pm.IOnPermissionsChangeListener; 97import android.content.pm.IPackageDataObserver; 98import android.content.pm.IPackageDeleteObserver; 99import android.content.pm.IPackageDeleteObserver2; 100import android.content.pm.IPackageInstallObserver2; 101import android.content.pm.IPackageInstaller; 102import android.content.pm.IPackageManager; 103import android.content.pm.IPackageMoveObserver; 104import android.content.pm.IPackageStatsObserver; 105import android.content.pm.InstrumentationInfo; 106import android.content.pm.IntentFilterVerificationInfo; 107import android.content.pm.KeySet; 108import android.content.pm.ManifestDigest; 109import android.content.pm.PackageCleanItem; 110import android.content.pm.PackageInfo; 111import android.content.pm.PackageInfoLite; 112import android.content.pm.PackageInstaller; 113import android.content.pm.PackageManager; 114import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 115import android.content.pm.PackageManagerInternal; 116import android.content.pm.PackageParser; 117import android.content.pm.PackageParser.ActivityIntentInfo; 118import android.content.pm.PackageParser.PackageLite; 119import android.content.pm.PackageParser.PackageParserException; 120import android.content.pm.PackageStats; 121import android.content.pm.PackageUserState; 122import android.content.pm.ParceledListSlice; 123import android.content.pm.PermissionGroupInfo; 124import android.content.pm.PermissionInfo; 125import android.content.pm.ProviderInfo; 126import android.content.pm.ResolveInfo; 127import android.content.pm.ServiceInfo; 128import android.content.pm.Signature; 129import android.content.pm.UserInfo; 130import android.content.pm.VerificationParams; 131import android.content.pm.VerifierDeviceIdentity; 132import android.content.pm.VerifierInfo; 133import android.content.res.Resources; 134import android.hardware.display.DisplayManager; 135import android.net.Uri; 136import android.os.Binder; 137import android.os.Build; 138import android.os.Bundle; 139import android.os.Debug; 140import android.os.Environment; 141import android.os.Environment.UserEnvironment; 142import android.os.FileUtils; 143import android.os.Handler; 144import android.os.IBinder; 145import android.os.Looper; 146import android.os.Message; 147import android.os.Parcel; 148import android.os.ParcelFileDescriptor; 149import android.os.Process; 150import android.os.RemoteCallbackList; 151import android.os.RemoteException; 152import android.os.SELinux; 153import android.os.ServiceManager; 154import android.os.SystemClock; 155import android.os.SystemProperties; 156import android.os.UserHandle; 157import android.os.UserManager; 158import android.os.storage.IMountService; 159import android.os.storage.StorageEventListener; 160import android.os.storage.StorageManager; 161import android.os.storage.VolumeInfo; 162import android.os.storage.VolumeRecord; 163import android.security.KeyStore; 164import android.security.SystemKeyStore; 165import android.system.ErrnoException; 166import android.system.Os; 167import android.system.StructStat; 168import android.text.TextUtils; 169import android.text.format.DateUtils; 170import android.util.ArrayMap; 171import android.util.ArraySet; 172import android.util.AtomicFile; 173import android.util.DisplayMetrics; 174import android.util.EventLog; 175import android.util.ExceptionUtils; 176import android.util.Log; 177import android.util.LogPrinter; 178import android.util.MathUtils; 179import android.util.PrintStreamPrinter; 180import android.util.Slog; 181import android.util.SparseArray; 182import android.util.SparseBooleanArray; 183import android.util.SparseIntArray; 184import android.util.Xml; 185import android.view.Display; 186 187import dalvik.system.DexFile; 188import dalvik.system.VMRuntime; 189 190import libcore.io.IoUtils; 191import libcore.util.EmptyArray; 192 193import com.android.internal.R; 194import com.android.internal.app.IMediaContainerService; 195import com.android.internal.app.ResolverActivity; 196import com.android.internal.content.NativeLibraryHelper; 197import com.android.internal.content.PackageHelper; 198import com.android.internal.os.IParcelFileDescriptorFactory; 199import com.android.internal.os.SomeArgs; 200import com.android.internal.os.Zygote; 201import com.android.internal.util.ArrayUtils; 202import com.android.internal.util.FastPrintWriter; 203import com.android.internal.util.FastXmlSerializer; 204import com.android.internal.util.IndentingPrintWriter; 205import com.android.internal.util.Preconditions; 206import com.android.server.EventLogTags; 207import com.android.server.FgThread; 208import com.android.server.IntentResolver; 209import com.android.server.LocalServices; 210import com.android.server.ServiceThread; 211import com.android.server.SystemConfig; 212import com.android.server.Watchdog; 213import com.android.server.pm.PermissionsState.PermissionState; 214import com.android.server.pm.Settings.DatabaseVersion; 215import com.android.server.storage.DeviceStorageMonitorInternal; 216 217import org.xmlpull.v1.XmlPullParser; 218import org.xmlpull.v1.XmlPullParserException; 219import org.xmlpull.v1.XmlSerializer; 220 221import java.io.BufferedInputStream; 222import java.io.BufferedOutputStream; 223import java.io.BufferedReader; 224import java.io.ByteArrayInputStream; 225import java.io.ByteArrayOutputStream; 226import java.io.File; 227import java.io.FileDescriptor; 228import java.io.FileNotFoundException; 229import java.io.FileOutputStream; 230import java.io.FileReader; 231import java.io.FilenameFilter; 232import java.io.IOException; 233import java.io.InputStream; 234import java.io.PrintWriter; 235import java.nio.charset.StandardCharsets; 236import java.security.NoSuchAlgorithmException; 237import java.security.PublicKey; 238import java.security.cert.CertificateEncodingException; 239import java.security.cert.CertificateException; 240import java.text.SimpleDateFormat; 241import java.util.ArrayList; 242import java.util.Arrays; 243import java.util.Collection; 244import java.util.Collections; 245import java.util.Comparator; 246import java.util.Date; 247import java.util.Iterator; 248import java.util.List; 249import java.util.Map; 250import java.util.Objects; 251import java.util.Set; 252import java.util.concurrent.CountDownLatch; 253import java.util.concurrent.TimeUnit; 254import java.util.concurrent.atomic.AtomicBoolean; 255import java.util.concurrent.atomic.AtomicInteger; 256import java.util.concurrent.atomic.AtomicLong; 257 258/** 259 * Keep track of all those .apks everywhere. 260 * 261 * This is very central to the platform's security; please run the unit 262 * tests whenever making modifications here: 263 * 264mmm frameworks/base/tests/AndroidTests 265adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 266adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 267 * 268 * {@hide} 269 */ 270public class PackageManagerService extends IPackageManager.Stub { 271 static final String TAG = "PackageManager"; 272 static final boolean DEBUG_SETTINGS = false; 273 static final boolean DEBUG_PREFERRED = false; 274 static final boolean DEBUG_UPGRADE = false; 275 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 276 private static final boolean DEBUG_BACKUP = true; 277 private static final boolean DEBUG_INSTALL = false; 278 private static final boolean DEBUG_REMOVE = false; 279 private static final boolean DEBUG_BROADCASTS = false; 280 private static final boolean DEBUG_SHOW_INFO = false; 281 private static final boolean DEBUG_PACKAGE_INFO = false; 282 private static final boolean DEBUG_INTENT_MATCHING = false; 283 private static final boolean DEBUG_PACKAGE_SCANNING = false; 284 private static final boolean DEBUG_VERIFY = false; 285 private static final boolean DEBUG_DEXOPT = false; 286 private static final boolean DEBUG_ABI_SELECTION = false; 287 288 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 289 290 private static final int RADIO_UID = Process.PHONE_UID; 291 private static final int LOG_UID = Process.LOG_UID; 292 private static final int NFC_UID = Process.NFC_UID; 293 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 294 private static final int SHELL_UID = Process.SHELL_UID; 295 296 // Cap the size of permission trees that 3rd party apps can define 297 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 298 299 // Suffix used during package installation when copying/moving 300 // package apks to install directory. 301 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 302 303 static final int SCAN_NO_DEX = 1<<1; 304 static final int SCAN_FORCE_DEX = 1<<2; 305 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 306 static final int SCAN_NEW_INSTALL = 1<<4; 307 static final int SCAN_NO_PATHS = 1<<5; 308 static final int SCAN_UPDATE_TIME = 1<<6; 309 static final int SCAN_DEFER_DEX = 1<<7; 310 static final int SCAN_BOOTING = 1<<8; 311 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 312 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 313 static final int SCAN_REQUIRE_KNOWN = 1<<12; 314 static final int SCAN_MOVE = 1<<13; 315 static final int SCAN_INITIAL = 1<<14; 316 317 static final int REMOVE_CHATTY = 1<<16; 318 319 private static final int[] EMPTY_INT_ARRAY = new int[0]; 320 321 /** 322 * Timeout (in milliseconds) after which the watchdog should declare that 323 * our handler thread is wedged. The usual default for such things is one 324 * minute but we sometimes do very lengthy I/O operations on this thread, 325 * such as installing multi-gigabyte applications, so ours needs to be longer. 326 */ 327 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 328 329 /** 330 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 331 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 332 * settings entry if available, otherwise we use the hardcoded default. If it's been 333 * more than this long since the last fstrim, we force one during the boot sequence. 334 * 335 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 336 * one gets run at the next available charging+idle time. This final mandatory 337 * no-fstrim check kicks in only of the other scheduling criteria is never met. 338 */ 339 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 340 341 /** 342 * Whether verification is enabled by default. 343 */ 344 private static final boolean DEFAULT_VERIFY_ENABLE = true; 345 346 /** 347 * The default maximum time to wait for the verification agent to return in 348 * milliseconds. 349 */ 350 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 351 352 /** 353 * The default response for package verification timeout. 354 * 355 * This can be either PackageManager.VERIFICATION_ALLOW or 356 * PackageManager.VERIFICATION_REJECT. 357 */ 358 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 359 360 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 361 362 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 363 DEFAULT_CONTAINER_PACKAGE, 364 "com.android.defcontainer.DefaultContainerService"); 365 366 private static final String KILL_APP_REASON_GIDS_CHANGED = 367 "permission grant or revoke changed gids"; 368 369 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 370 "permissions revoked"; 371 372 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 373 374 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 375 376 /** Permission grant: not grant the permission. */ 377 private static final int GRANT_DENIED = 1; 378 379 /** Permission grant: grant the permission as an install permission. */ 380 private static final int GRANT_INSTALL = 2; 381 382 /** Permission grant: grant the permission as an install permission for a legacy app. */ 383 private static final int GRANT_INSTALL_LEGACY = 3; 384 385 /** Permission grant: grant the permission as a runtime one. */ 386 private static final int GRANT_RUNTIME = 4; 387 388 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 389 private static final int GRANT_UPGRADE = 5; 390 391 final ServiceThread mHandlerThread; 392 393 final PackageHandler mHandler; 394 395 /** 396 * Messages for {@link #mHandler} that need to wait for system ready before 397 * being dispatched. 398 */ 399 private ArrayList<Message> mPostSystemReadyMessages; 400 401 final int mSdkVersion = Build.VERSION.SDK_INT; 402 403 final Context mContext; 404 final boolean mFactoryTest; 405 final boolean mOnlyCore; 406 final boolean mLazyDexOpt; 407 final long mDexOptLRUThresholdInMills; 408 final DisplayMetrics mMetrics; 409 final int mDefParseFlags; 410 final String[] mSeparateProcesses; 411 final boolean mIsUpgrade; 412 413 // This is where all application persistent data goes. 414 final File mAppDataDir; 415 416 // This is where all application persistent data goes for secondary users. 417 final File mUserAppDataDir; 418 419 /** The location for ASEC container files on internal storage. */ 420 final String mAsecInternalPath; 421 422 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 423 // LOCK HELD. Can be called with mInstallLock held. 424 final Installer mInstaller; 425 426 /** Directory where installed third-party apps stored */ 427 final File mAppInstallDir; 428 429 /** 430 * Directory to which applications installed internally have their 431 * 32 bit native libraries copied. 432 */ 433 private File mAppLib32InstallDir; 434 435 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 436 // apps. 437 final File mDrmAppPrivateInstallDir; 438 439 // ---------------------------------------------------------------- 440 441 // Lock for state used when installing and doing other long running 442 // operations. Methods that must be called with this lock held have 443 // the suffix "LI". 444 final Object mInstallLock = new Object(); 445 446 // ---------------------------------------------------------------- 447 448 // Keys are String (package name), values are Package. This also serves 449 // as the lock for the global state. Methods that must be called with 450 // this lock held have the prefix "LP". 451 final ArrayMap<String, PackageParser.Package> mPackages = 452 new ArrayMap<String, PackageParser.Package>(); 453 454 // Tracks available target package names -> overlay package paths. 455 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 456 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 457 458 final Settings mSettings; 459 boolean mRestoredSettings; 460 461 // System configuration read by SystemConfig. 462 final int[] mGlobalGids; 463 final SparseArray<ArraySet<String>> mSystemPermissions; 464 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 465 466 // If mac_permissions.xml was found for seinfo labeling. 467 boolean mFoundPolicyFile; 468 469 // If a recursive restorecon of /data/data/<pkg> is needed. 470 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 471 472 public static final class SharedLibraryEntry { 473 public final String path; 474 public final String apk; 475 476 SharedLibraryEntry(String _path, String _apk) { 477 path = _path; 478 apk = _apk; 479 } 480 } 481 482 // Currently known shared libraries. 483 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 484 new ArrayMap<String, SharedLibraryEntry>(); 485 486 // All available activities, for your resolving pleasure. 487 final ActivityIntentResolver mActivities = 488 new ActivityIntentResolver(); 489 490 // All available receivers, for your resolving pleasure. 491 final ActivityIntentResolver mReceivers = 492 new ActivityIntentResolver(); 493 494 // All available services, for your resolving pleasure. 495 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 496 497 // All available providers, for your resolving pleasure. 498 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 499 500 // Mapping from provider base names (first directory in content URI codePath) 501 // to the provider information. 502 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 503 new ArrayMap<String, PackageParser.Provider>(); 504 505 // Mapping from instrumentation class names to info about them. 506 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 507 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 508 509 // Mapping from permission names to info about them. 510 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 511 new ArrayMap<String, PackageParser.PermissionGroup>(); 512 513 // Packages whose data we have transfered into another package, thus 514 // should no longer exist. 515 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 516 517 // Broadcast actions that are only available to the system. 518 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 519 520 /** List of packages waiting for verification. */ 521 final SparseArray<PackageVerificationState> mPendingVerification 522 = new SparseArray<PackageVerificationState>(); 523 524 /** Set of packages associated with each app op permission. */ 525 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 526 527 final PackageInstallerService mInstallerService; 528 529 private final PackageDexOptimizer mPackageDexOptimizer; 530 531 private AtomicInteger mNextMoveId = new AtomicInteger(); 532 private final MoveCallbacks mMoveCallbacks; 533 534 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 535 536 // Cache of users who need badging. 537 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 538 539 /** Token for keys in mPendingVerification. */ 540 private int mPendingVerificationToken = 0; 541 542 volatile boolean mSystemReady; 543 volatile boolean mSafeMode; 544 volatile boolean mHasSystemUidErrors; 545 546 ApplicationInfo mAndroidApplication; 547 final ActivityInfo mResolveActivity = new ActivityInfo(); 548 final ResolveInfo mResolveInfo = new ResolveInfo(); 549 ComponentName mResolveComponentName; 550 PackageParser.Package mPlatformPackage; 551 ComponentName mCustomResolverComponentName; 552 553 boolean mResolverReplaced = false; 554 555 private final ComponentName mIntentFilterVerifierComponent; 556 private int mIntentFilterVerificationToken = 0; 557 558 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 559 = new SparseArray<IntentFilterVerificationState>(); 560 561 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 562 new DefaultPermissionGrantPolicy(this); 563 564 private static class IFVerificationParams { 565 PackageParser.Package pkg; 566 boolean replacing; 567 int userId; 568 int verifierUid; 569 570 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 571 int _userId, int _verifierUid) { 572 pkg = _pkg; 573 replacing = _replacing; 574 userId = _userId; 575 replacing = _replacing; 576 verifierUid = _verifierUid; 577 } 578 } 579 580 private interface IntentFilterVerifier<T extends IntentFilter> { 581 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 582 T filter, String packageName); 583 void startVerifications(int userId); 584 void receiveVerificationResponse(int verificationId); 585 } 586 587 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 588 private Context mContext; 589 private ComponentName mIntentFilterVerifierComponent; 590 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 591 592 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 593 mContext = context; 594 mIntentFilterVerifierComponent = verifierComponent; 595 } 596 597 private String getDefaultScheme() { 598 return IntentFilter.SCHEME_HTTPS; 599 } 600 601 @Override 602 public void startVerifications(int userId) { 603 // Launch verifications requests 604 int count = mCurrentIntentFilterVerifications.size(); 605 for (int n=0; n<count; n++) { 606 int verificationId = mCurrentIntentFilterVerifications.get(n); 607 final IntentFilterVerificationState ivs = 608 mIntentFilterVerificationStates.get(verificationId); 609 610 String packageName = ivs.getPackageName(); 611 612 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 613 final int filterCount = filters.size(); 614 ArraySet<String> domainsSet = new ArraySet<>(); 615 for (int m=0; m<filterCount; m++) { 616 PackageParser.ActivityIntentInfo filter = filters.get(m); 617 domainsSet.addAll(filter.getHostsList()); 618 } 619 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 620 synchronized (mPackages) { 621 if (mSettings.createIntentFilterVerificationIfNeededLPw( 622 packageName, domainsList) != null) { 623 scheduleWriteSettingsLocked(); 624 } 625 } 626 sendVerificationRequest(userId, verificationId, ivs); 627 } 628 mCurrentIntentFilterVerifications.clear(); 629 } 630 631 private void sendVerificationRequest(int userId, int verificationId, 632 IntentFilterVerificationState ivs) { 633 634 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 635 verificationIntent.putExtra( 636 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 637 verificationId); 638 verificationIntent.putExtra( 639 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 640 getDefaultScheme()); 641 verificationIntent.putExtra( 642 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 643 ivs.getHostsString()); 644 verificationIntent.putExtra( 645 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 646 ivs.getPackageName()); 647 verificationIntent.setComponent(mIntentFilterVerifierComponent); 648 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 649 650 UserHandle user = new UserHandle(userId); 651 mContext.sendBroadcastAsUser(verificationIntent, user); 652 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 653 "Sending IntentFilter verification broadcast"); 654 } 655 656 public void receiveVerificationResponse(int verificationId) { 657 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 658 659 final boolean verified = ivs.isVerified(); 660 661 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 662 final int count = filters.size(); 663 if (DEBUG_DOMAIN_VERIFICATION) { 664 Slog.i(TAG, "Received verification response " + verificationId 665 + " for " + count + " filters, verified=" + verified); 666 } 667 for (int n=0; n<count; n++) { 668 PackageParser.ActivityIntentInfo filter = filters.get(n); 669 filter.setVerified(verified); 670 671 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 672 + " verified with result:" + verified + " and hosts:" 673 + ivs.getHostsString()); 674 } 675 676 mIntentFilterVerificationStates.remove(verificationId); 677 678 final String packageName = ivs.getPackageName(); 679 IntentFilterVerificationInfo ivi = null; 680 681 synchronized (mPackages) { 682 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 683 } 684 if (ivi == null) { 685 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 686 + verificationId + " packageName:" + packageName); 687 return; 688 } 689 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 690 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 691 692 synchronized (mPackages) { 693 if (verified) { 694 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 695 } else { 696 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 697 } 698 scheduleWriteSettingsLocked(); 699 700 final int userId = ivs.getUserId(); 701 if (userId != UserHandle.USER_ALL) { 702 final int userStatus = 703 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 704 705 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 706 boolean needUpdate = false; 707 708 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 709 // already been set by the User thru the Disambiguation dialog 710 switch (userStatus) { 711 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 712 if (verified) { 713 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 714 } else { 715 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 716 } 717 needUpdate = true; 718 break; 719 720 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 721 if (verified) { 722 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 723 needUpdate = true; 724 } 725 break; 726 727 default: 728 // Nothing to do 729 } 730 731 if (needUpdate) { 732 mSettings.updateIntentFilterVerificationStatusLPw( 733 packageName, updatedStatus, userId); 734 scheduleWritePackageRestrictionsLocked(userId); 735 } 736 } 737 } 738 } 739 740 @Override 741 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 742 ActivityIntentInfo filter, String packageName) { 743 if (!hasValidDomains(filter)) { 744 return false; 745 } 746 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 747 if (ivs == null) { 748 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 749 packageName); 750 } 751 if (DEBUG_DOMAIN_VERIFICATION) { 752 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 753 } 754 ivs.addFilter(filter); 755 return true; 756 } 757 758 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 759 int userId, int verificationId, String packageName) { 760 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 761 verifierUid, userId, packageName); 762 ivs.setPendingState(); 763 synchronized (mPackages) { 764 mIntentFilterVerificationStates.append(verificationId, ivs); 765 mCurrentIntentFilterVerifications.add(verificationId); 766 } 767 return ivs; 768 } 769 } 770 771 private static boolean hasValidDomains(ActivityIntentInfo filter) { 772 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 773 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 774 if (!hasHTTPorHTTPS) { 775 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 776 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 777 return false; 778 } 779 return true; 780 } 781 782 private IntentFilterVerifier mIntentFilterVerifier; 783 784 // Set of pending broadcasts for aggregating enable/disable of components. 785 static class PendingPackageBroadcasts { 786 // for each user id, a map of <package name -> components within that package> 787 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 788 789 public PendingPackageBroadcasts() { 790 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 791 } 792 793 public ArrayList<String> get(int userId, String packageName) { 794 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 795 return packages.get(packageName); 796 } 797 798 public void put(int userId, String packageName, ArrayList<String> components) { 799 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 800 packages.put(packageName, components); 801 } 802 803 public void remove(int userId, String packageName) { 804 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 805 if (packages != null) { 806 packages.remove(packageName); 807 } 808 } 809 810 public void remove(int userId) { 811 mUidMap.remove(userId); 812 } 813 814 public int userIdCount() { 815 return mUidMap.size(); 816 } 817 818 public int userIdAt(int n) { 819 return mUidMap.keyAt(n); 820 } 821 822 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 823 return mUidMap.get(userId); 824 } 825 826 public int size() { 827 // total number of pending broadcast entries across all userIds 828 int num = 0; 829 for (int i = 0; i< mUidMap.size(); i++) { 830 num += mUidMap.valueAt(i).size(); 831 } 832 return num; 833 } 834 835 public void clear() { 836 mUidMap.clear(); 837 } 838 839 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 840 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 841 if (map == null) { 842 map = new ArrayMap<String, ArrayList<String>>(); 843 mUidMap.put(userId, map); 844 } 845 return map; 846 } 847 } 848 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 849 850 // Service Connection to remote media container service to copy 851 // package uri's from external media onto secure containers 852 // or internal storage. 853 private IMediaContainerService mContainerService = null; 854 855 static final int SEND_PENDING_BROADCAST = 1; 856 static final int MCS_BOUND = 3; 857 static final int END_COPY = 4; 858 static final int INIT_COPY = 5; 859 static final int MCS_UNBIND = 6; 860 static final int START_CLEANING_PACKAGE = 7; 861 static final int FIND_INSTALL_LOC = 8; 862 static final int POST_INSTALL = 9; 863 static final int MCS_RECONNECT = 10; 864 static final int MCS_GIVE_UP = 11; 865 static final int UPDATED_MEDIA_STATUS = 12; 866 static final int WRITE_SETTINGS = 13; 867 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 868 static final int PACKAGE_VERIFIED = 15; 869 static final int CHECK_PENDING_VERIFICATION = 16; 870 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 871 static final int INTENT_FILTER_VERIFIED = 18; 872 873 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 874 875 // Delay time in millisecs 876 static final int BROADCAST_DELAY = 10 * 1000; 877 878 static UserManagerService sUserManager; 879 880 // Stores a list of users whose package restrictions file needs to be updated 881 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 882 883 final private DefaultContainerConnection mDefContainerConn = 884 new DefaultContainerConnection(); 885 class DefaultContainerConnection implements ServiceConnection { 886 public void onServiceConnected(ComponentName name, IBinder service) { 887 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 888 IMediaContainerService imcs = 889 IMediaContainerService.Stub.asInterface(service); 890 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 891 } 892 893 public void onServiceDisconnected(ComponentName name) { 894 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 895 } 896 } 897 898 // Recordkeeping of restore-after-install operations that are currently in flight 899 // between the Package Manager and the Backup Manager 900 class PostInstallData { 901 public InstallArgs args; 902 public PackageInstalledInfo res; 903 904 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 905 args = _a; 906 res = _r; 907 } 908 } 909 910 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 911 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 912 913 // XML tags for backup/restore of various bits of state 914 private static final String TAG_PREFERRED_BACKUP = "pa"; 915 private static final String TAG_DEFAULT_APPS = "da"; 916 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 917 918 private final String mRequiredVerifierPackage; 919 920 private final PackageUsage mPackageUsage = new PackageUsage(); 921 922 private class PackageUsage { 923 private static final int WRITE_INTERVAL 924 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 925 926 private final Object mFileLock = new Object(); 927 private final AtomicLong mLastWritten = new AtomicLong(0); 928 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 929 930 private boolean mIsHistoricalPackageUsageAvailable = true; 931 932 boolean isHistoricalPackageUsageAvailable() { 933 return mIsHistoricalPackageUsageAvailable; 934 } 935 936 void write(boolean force) { 937 if (force) { 938 writeInternal(); 939 return; 940 } 941 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 942 && !DEBUG_DEXOPT) { 943 return; 944 } 945 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 946 new Thread("PackageUsage_DiskWriter") { 947 @Override 948 public void run() { 949 try { 950 writeInternal(); 951 } finally { 952 mBackgroundWriteRunning.set(false); 953 } 954 } 955 }.start(); 956 } 957 } 958 959 private void writeInternal() { 960 synchronized (mPackages) { 961 synchronized (mFileLock) { 962 AtomicFile file = getFile(); 963 FileOutputStream f = null; 964 try { 965 f = file.startWrite(); 966 BufferedOutputStream out = new BufferedOutputStream(f); 967 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 968 StringBuilder sb = new StringBuilder(); 969 for (PackageParser.Package pkg : mPackages.values()) { 970 if (pkg.mLastPackageUsageTimeInMills == 0) { 971 continue; 972 } 973 sb.setLength(0); 974 sb.append(pkg.packageName); 975 sb.append(' '); 976 sb.append((long)pkg.mLastPackageUsageTimeInMills); 977 sb.append('\n'); 978 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 979 } 980 out.flush(); 981 file.finishWrite(f); 982 } catch (IOException e) { 983 if (f != null) { 984 file.failWrite(f); 985 } 986 Log.e(TAG, "Failed to write package usage times", e); 987 } 988 } 989 } 990 mLastWritten.set(SystemClock.elapsedRealtime()); 991 } 992 993 void readLP() { 994 synchronized (mFileLock) { 995 AtomicFile file = getFile(); 996 BufferedInputStream in = null; 997 try { 998 in = new BufferedInputStream(file.openRead()); 999 StringBuffer sb = new StringBuffer(); 1000 while (true) { 1001 String packageName = readToken(in, sb, ' '); 1002 if (packageName == null) { 1003 break; 1004 } 1005 String timeInMillisString = readToken(in, sb, '\n'); 1006 if (timeInMillisString == null) { 1007 throw new IOException("Failed to find last usage time for package " 1008 + packageName); 1009 } 1010 PackageParser.Package pkg = mPackages.get(packageName); 1011 if (pkg == null) { 1012 continue; 1013 } 1014 long timeInMillis; 1015 try { 1016 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1017 } catch (NumberFormatException e) { 1018 throw new IOException("Failed to parse " + timeInMillisString 1019 + " as a long.", e); 1020 } 1021 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1022 } 1023 } catch (FileNotFoundException expected) { 1024 mIsHistoricalPackageUsageAvailable = false; 1025 } catch (IOException e) { 1026 Log.w(TAG, "Failed to read package usage times", e); 1027 } finally { 1028 IoUtils.closeQuietly(in); 1029 } 1030 } 1031 mLastWritten.set(SystemClock.elapsedRealtime()); 1032 } 1033 1034 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1035 throws IOException { 1036 sb.setLength(0); 1037 while (true) { 1038 int ch = in.read(); 1039 if (ch == -1) { 1040 if (sb.length() == 0) { 1041 return null; 1042 } 1043 throw new IOException("Unexpected EOF"); 1044 } 1045 if (ch == endOfToken) { 1046 return sb.toString(); 1047 } 1048 sb.append((char)ch); 1049 } 1050 } 1051 1052 private AtomicFile getFile() { 1053 File dataDir = Environment.getDataDirectory(); 1054 File systemDir = new File(dataDir, "system"); 1055 File fname = new File(systemDir, "package-usage.list"); 1056 return new AtomicFile(fname); 1057 } 1058 } 1059 1060 class PackageHandler extends Handler { 1061 private boolean mBound = false; 1062 final ArrayList<HandlerParams> mPendingInstalls = 1063 new ArrayList<HandlerParams>(); 1064 1065 private boolean connectToService() { 1066 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1067 " DefaultContainerService"); 1068 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1069 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1070 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1071 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1072 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1073 mBound = true; 1074 return true; 1075 } 1076 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1077 return false; 1078 } 1079 1080 private void disconnectService() { 1081 mContainerService = null; 1082 mBound = false; 1083 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1084 mContext.unbindService(mDefContainerConn); 1085 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1086 } 1087 1088 PackageHandler(Looper looper) { 1089 super(looper); 1090 } 1091 1092 public void handleMessage(Message msg) { 1093 try { 1094 doHandleMessage(msg); 1095 } finally { 1096 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1097 } 1098 } 1099 1100 void doHandleMessage(Message msg) { 1101 switch (msg.what) { 1102 case INIT_COPY: { 1103 HandlerParams params = (HandlerParams) msg.obj; 1104 int idx = mPendingInstalls.size(); 1105 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1106 // If a bind was already initiated we dont really 1107 // need to do anything. The pending install 1108 // will be processed later on. 1109 if (!mBound) { 1110 // If this is the only one pending we might 1111 // have to bind to the service again. 1112 if (!connectToService()) { 1113 Slog.e(TAG, "Failed to bind to media container service"); 1114 params.serviceError(); 1115 return; 1116 } else { 1117 // Once we bind to the service, the first 1118 // pending request will be processed. 1119 mPendingInstalls.add(idx, params); 1120 } 1121 } else { 1122 mPendingInstalls.add(idx, params); 1123 // Already bound to the service. Just make 1124 // sure we trigger off processing the first request. 1125 if (idx == 0) { 1126 mHandler.sendEmptyMessage(MCS_BOUND); 1127 } 1128 } 1129 break; 1130 } 1131 case MCS_BOUND: { 1132 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1133 if (msg.obj != null) { 1134 mContainerService = (IMediaContainerService) msg.obj; 1135 } 1136 if (mContainerService == null) { 1137 if (!mBound) { 1138 // Something seriously wrong since we are not bound and we are not 1139 // waiting for connection. Bail out. 1140 Slog.e(TAG, "Cannot bind to media container service"); 1141 for (HandlerParams params : mPendingInstalls) { 1142 // Indicate service bind error 1143 params.serviceError(); 1144 } 1145 mPendingInstalls.clear(); 1146 } else { 1147 Slog.w(TAG, "Waiting to connect to media container service"); 1148 } 1149 } else if (mPendingInstalls.size() > 0) { 1150 HandlerParams params = mPendingInstalls.get(0); 1151 if (params != null) { 1152 if (params.startCopy()) { 1153 // We are done... look for more work or to 1154 // go idle. 1155 if (DEBUG_SD_INSTALL) Log.i(TAG, 1156 "Checking for more work or unbind..."); 1157 // Delete pending install 1158 if (mPendingInstalls.size() > 0) { 1159 mPendingInstalls.remove(0); 1160 } 1161 if (mPendingInstalls.size() == 0) { 1162 if (mBound) { 1163 if (DEBUG_SD_INSTALL) Log.i(TAG, 1164 "Posting delayed MCS_UNBIND"); 1165 removeMessages(MCS_UNBIND); 1166 Message ubmsg = obtainMessage(MCS_UNBIND); 1167 // Unbind after a little delay, to avoid 1168 // continual thrashing. 1169 sendMessageDelayed(ubmsg, 10000); 1170 } 1171 } else { 1172 // There are more pending requests in queue. 1173 // Just post MCS_BOUND message to trigger processing 1174 // of next pending install. 1175 if (DEBUG_SD_INSTALL) Log.i(TAG, 1176 "Posting MCS_BOUND for next work"); 1177 mHandler.sendEmptyMessage(MCS_BOUND); 1178 } 1179 } 1180 } 1181 } else { 1182 // Should never happen ideally. 1183 Slog.w(TAG, "Empty queue"); 1184 } 1185 break; 1186 } 1187 case MCS_RECONNECT: { 1188 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1189 if (mPendingInstalls.size() > 0) { 1190 if (mBound) { 1191 disconnectService(); 1192 } 1193 if (!connectToService()) { 1194 Slog.e(TAG, "Failed to bind to media container service"); 1195 for (HandlerParams params : mPendingInstalls) { 1196 // Indicate service bind error 1197 params.serviceError(); 1198 } 1199 mPendingInstalls.clear(); 1200 } 1201 } 1202 break; 1203 } 1204 case MCS_UNBIND: { 1205 // If there is no actual work left, then time to unbind. 1206 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1207 1208 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1209 if (mBound) { 1210 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1211 1212 disconnectService(); 1213 } 1214 } else if (mPendingInstalls.size() > 0) { 1215 // There are more pending requests in queue. 1216 // Just post MCS_BOUND message to trigger processing 1217 // of next pending install. 1218 mHandler.sendEmptyMessage(MCS_BOUND); 1219 } 1220 1221 break; 1222 } 1223 case MCS_GIVE_UP: { 1224 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1225 mPendingInstalls.remove(0); 1226 break; 1227 } 1228 case SEND_PENDING_BROADCAST: { 1229 String packages[]; 1230 ArrayList<String> components[]; 1231 int size = 0; 1232 int uids[]; 1233 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1234 synchronized (mPackages) { 1235 if (mPendingBroadcasts == null) { 1236 return; 1237 } 1238 size = mPendingBroadcasts.size(); 1239 if (size <= 0) { 1240 // Nothing to be done. Just return 1241 return; 1242 } 1243 packages = new String[size]; 1244 components = new ArrayList[size]; 1245 uids = new int[size]; 1246 int i = 0; // filling out the above arrays 1247 1248 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1249 int packageUserId = mPendingBroadcasts.userIdAt(n); 1250 Iterator<Map.Entry<String, ArrayList<String>>> it 1251 = mPendingBroadcasts.packagesForUserId(packageUserId) 1252 .entrySet().iterator(); 1253 while (it.hasNext() && i < size) { 1254 Map.Entry<String, ArrayList<String>> ent = it.next(); 1255 packages[i] = ent.getKey(); 1256 components[i] = ent.getValue(); 1257 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1258 uids[i] = (ps != null) 1259 ? UserHandle.getUid(packageUserId, ps.appId) 1260 : -1; 1261 i++; 1262 } 1263 } 1264 size = i; 1265 mPendingBroadcasts.clear(); 1266 } 1267 // Send broadcasts 1268 for (int i = 0; i < size; i++) { 1269 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1270 } 1271 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1272 break; 1273 } 1274 case START_CLEANING_PACKAGE: { 1275 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1276 final String packageName = (String)msg.obj; 1277 final int userId = msg.arg1; 1278 final boolean andCode = msg.arg2 != 0; 1279 synchronized (mPackages) { 1280 if (userId == UserHandle.USER_ALL) { 1281 int[] users = sUserManager.getUserIds(); 1282 for (int user : users) { 1283 mSettings.addPackageToCleanLPw( 1284 new PackageCleanItem(user, packageName, andCode)); 1285 } 1286 } else { 1287 mSettings.addPackageToCleanLPw( 1288 new PackageCleanItem(userId, packageName, andCode)); 1289 } 1290 } 1291 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1292 startCleaningPackages(); 1293 } break; 1294 case POST_INSTALL: { 1295 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1296 PostInstallData data = mRunningInstalls.get(msg.arg1); 1297 mRunningInstalls.delete(msg.arg1); 1298 boolean deleteOld = false; 1299 1300 if (data != null) { 1301 InstallArgs args = data.args; 1302 PackageInstalledInfo res = data.res; 1303 1304 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1305 res.removedInfo.sendBroadcast(false, true, false); 1306 Bundle extras = new Bundle(1); 1307 extras.putInt(Intent.EXTRA_UID, res.uid); 1308 1309 // Now that we successfully installed the package, grant runtime 1310 // permissions if requested before broadcasting the install. 1311 if ((args.installFlags 1312 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1313 grantRequestedRuntimePermissions(res.pkg, 1314 args.user.getIdentifier()); 1315 } 1316 1317 // Determine the set of users who are adding this 1318 // package for the first time vs. those who are seeing 1319 // an update. 1320 int[] firstUsers; 1321 int[] updateUsers = new int[0]; 1322 if (res.origUsers == null || res.origUsers.length == 0) { 1323 firstUsers = res.newUsers; 1324 } else { 1325 firstUsers = new int[0]; 1326 for (int i=0; i<res.newUsers.length; i++) { 1327 int user = res.newUsers[i]; 1328 boolean isNew = true; 1329 for (int j=0; j<res.origUsers.length; j++) { 1330 if (res.origUsers[j] == user) { 1331 isNew = false; 1332 break; 1333 } 1334 } 1335 if (isNew) { 1336 int[] newFirst = new int[firstUsers.length+1]; 1337 System.arraycopy(firstUsers, 0, newFirst, 0, 1338 firstUsers.length); 1339 newFirst[firstUsers.length] = user; 1340 firstUsers = newFirst; 1341 } else { 1342 int[] newUpdate = new int[updateUsers.length+1]; 1343 System.arraycopy(updateUsers, 0, newUpdate, 0, 1344 updateUsers.length); 1345 newUpdate[updateUsers.length] = user; 1346 updateUsers = newUpdate; 1347 } 1348 } 1349 } 1350 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1351 res.pkg.applicationInfo.packageName, 1352 extras, null, null, firstUsers); 1353 final boolean update = res.removedInfo.removedPackage != null; 1354 if (update) { 1355 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1356 } 1357 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1358 res.pkg.applicationInfo.packageName, 1359 extras, null, null, updateUsers); 1360 if (update) { 1361 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1362 res.pkg.applicationInfo.packageName, 1363 extras, null, null, updateUsers); 1364 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1365 null, null, 1366 res.pkg.applicationInfo.packageName, null, updateUsers); 1367 1368 // treat asec-hosted packages like removable media on upgrade 1369 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1370 if (DEBUG_INSTALL) { 1371 Slog.i(TAG, "upgrading pkg " + res.pkg 1372 + " is ASEC-hosted -> AVAILABLE"); 1373 } 1374 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1375 ArrayList<String> pkgList = new ArrayList<String>(1); 1376 pkgList.add(res.pkg.applicationInfo.packageName); 1377 sendResourcesChangedBroadcast(true, true, 1378 pkgList,uidArray, null); 1379 } 1380 } 1381 if (res.removedInfo.args != null) { 1382 // Remove the replaced package's older resources safely now 1383 deleteOld = true; 1384 } 1385 1386 // Log current value of "unknown sources" setting 1387 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1388 getUnknownSourcesSettings()); 1389 } 1390 // Force a gc to clear up things 1391 Runtime.getRuntime().gc(); 1392 // We delete after a gc for applications on sdcard. 1393 if (deleteOld) { 1394 synchronized (mInstallLock) { 1395 res.removedInfo.args.doPostDeleteLI(true); 1396 } 1397 } 1398 if (args.observer != null) { 1399 try { 1400 Bundle extras = extrasForInstallResult(res); 1401 args.observer.onPackageInstalled(res.name, res.returnCode, 1402 res.returnMsg, extras); 1403 } catch (RemoteException e) { 1404 Slog.i(TAG, "Observer no longer exists."); 1405 } 1406 } 1407 } else { 1408 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1409 } 1410 } break; 1411 case UPDATED_MEDIA_STATUS: { 1412 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1413 boolean reportStatus = msg.arg1 == 1; 1414 boolean doGc = msg.arg2 == 1; 1415 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1416 if (doGc) { 1417 // Force a gc to clear up stale containers. 1418 Runtime.getRuntime().gc(); 1419 } 1420 if (msg.obj != null) { 1421 @SuppressWarnings("unchecked") 1422 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1423 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1424 // Unload containers 1425 unloadAllContainers(args); 1426 } 1427 if (reportStatus) { 1428 try { 1429 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1430 PackageHelper.getMountService().finishMediaUpdate(); 1431 } catch (RemoteException e) { 1432 Log.e(TAG, "MountService not running?"); 1433 } 1434 } 1435 } break; 1436 case WRITE_SETTINGS: { 1437 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1438 synchronized (mPackages) { 1439 removeMessages(WRITE_SETTINGS); 1440 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1441 mSettings.writeLPr(); 1442 mDirtyUsers.clear(); 1443 } 1444 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1445 } break; 1446 case WRITE_PACKAGE_RESTRICTIONS: { 1447 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1448 synchronized (mPackages) { 1449 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1450 for (int userId : mDirtyUsers) { 1451 mSettings.writePackageRestrictionsLPr(userId); 1452 } 1453 mDirtyUsers.clear(); 1454 } 1455 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1456 } break; 1457 case CHECK_PENDING_VERIFICATION: { 1458 final int verificationId = msg.arg1; 1459 final PackageVerificationState state = mPendingVerification.get(verificationId); 1460 1461 if ((state != null) && !state.timeoutExtended()) { 1462 final InstallArgs args = state.getInstallArgs(); 1463 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1464 1465 Slog.i(TAG, "Verification timed out for " + originUri); 1466 mPendingVerification.remove(verificationId); 1467 1468 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1469 1470 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1471 Slog.i(TAG, "Continuing with installation of " + originUri); 1472 state.setVerifierResponse(Binder.getCallingUid(), 1473 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1474 broadcastPackageVerified(verificationId, originUri, 1475 PackageManager.VERIFICATION_ALLOW, 1476 state.getInstallArgs().getUser()); 1477 try { 1478 ret = args.copyApk(mContainerService, true); 1479 } catch (RemoteException e) { 1480 Slog.e(TAG, "Could not contact the ContainerService"); 1481 } 1482 } else { 1483 broadcastPackageVerified(verificationId, originUri, 1484 PackageManager.VERIFICATION_REJECT, 1485 state.getInstallArgs().getUser()); 1486 } 1487 1488 processPendingInstall(args, ret); 1489 mHandler.sendEmptyMessage(MCS_UNBIND); 1490 } 1491 break; 1492 } 1493 case PACKAGE_VERIFIED: { 1494 final int verificationId = msg.arg1; 1495 1496 final PackageVerificationState state = mPendingVerification.get(verificationId); 1497 if (state == null) { 1498 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1499 break; 1500 } 1501 1502 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1503 1504 state.setVerifierResponse(response.callerUid, response.code); 1505 1506 if (state.isVerificationComplete()) { 1507 mPendingVerification.remove(verificationId); 1508 1509 final InstallArgs args = state.getInstallArgs(); 1510 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1511 1512 int ret; 1513 if (state.isInstallAllowed()) { 1514 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1515 broadcastPackageVerified(verificationId, originUri, 1516 response.code, state.getInstallArgs().getUser()); 1517 try { 1518 ret = args.copyApk(mContainerService, true); 1519 } catch (RemoteException e) { 1520 Slog.e(TAG, "Could not contact the ContainerService"); 1521 } 1522 } else { 1523 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1524 } 1525 1526 processPendingInstall(args, ret); 1527 1528 mHandler.sendEmptyMessage(MCS_UNBIND); 1529 } 1530 1531 break; 1532 } 1533 case START_INTENT_FILTER_VERIFICATIONS: { 1534 IFVerificationParams params = (IFVerificationParams) msg.obj; 1535 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1536 params.replacing, params.pkg); 1537 break; 1538 } 1539 case INTENT_FILTER_VERIFIED: { 1540 final int verificationId = msg.arg1; 1541 1542 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1543 verificationId); 1544 if (state == null) { 1545 Slog.w(TAG, "Invalid IntentFilter verification token " 1546 + verificationId + " received"); 1547 break; 1548 } 1549 1550 final int userId = state.getUserId(); 1551 1552 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1553 "Processing IntentFilter verification with token:" 1554 + verificationId + " and userId:" + userId); 1555 1556 final IntentFilterVerificationResponse response = 1557 (IntentFilterVerificationResponse) msg.obj; 1558 1559 state.setVerifierResponse(response.callerUid, response.code); 1560 1561 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1562 "IntentFilter verification with token:" + verificationId 1563 + " and userId:" + userId 1564 + " is settings verifier response with response code:" 1565 + response.code); 1566 1567 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1568 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1569 + response.getFailedDomainsString()); 1570 } 1571 1572 if (state.isVerificationComplete()) { 1573 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1574 } else { 1575 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1576 "IntentFilter verification with token:" + verificationId 1577 + " was not said to be complete"); 1578 } 1579 1580 break; 1581 } 1582 } 1583 } 1584 } 1585 1586 private StorageEventListener mStorageListener = new StorageEventListener() { 1587 @Override 1588 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1589 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1590 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1591 // TODO: ensure that private directories exist for all active users 1592 // TODO: remove user data whose serial number doesn't match 1593 loadPrivatePackages(vol); 1594 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1595 unloadPrivatePackages(vol); 1596 } 1597 } 1598 1599 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1600 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1601 updateExternalMediaStatus(true, false); 1602 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1603 updateExternalMediaStatus(false, false); 1604 } 1605 } 1606 } 1607 1608 @Override 1609 public void onVolumeForgotten(String fsUuid) { 1610 // TODO: remove all packages hosted on this uuid 1611 } 1612 }; 1613 1614 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1615 if (userId >= UserHandle.USER_OWNER) { 1616 grantRequestedRuntimePermissionsForUser(pkg, userId); 1617 } else if (userId == UserHandle.USER_ALL) { 1618 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1619 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1620 } 1621 } 1622 1623 // We could have touched GID membership, so flush out packages.list 1624 synchronized (mPackages) { 1625 mSettings.writePackageListLPr(); 1626 } 1627 } 1628 1629 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1630 SettingBase sb = (SettingBase) pkg.mExtras; 1631 if (sb == null) { 1632 return; 1633 } 1634 1635 PermissionsState permissionsState = sb.getPermissionsState(); 1636 1637 for (String permission : pkg.requestedPermissions) { 1638 BasePermission bp = mSettings.mPermissions.get(permission); 1639 if (bp != null && bp.isRuntime()) { 1640 permissionsState.grantRuntimePermission(bp, userId); 1641 } 1642 } 1643 } 1644 1645 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1646 Bundle extras = null; 1647 switch (res.returnCode) { 1648 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1649 extras = new Bundle(); 1650 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1651 res.origPermission); 1652 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1653 res.origPackage); 1654 break; 1655 } 1656 case PackageManager.INSTALL_SUCCEEDED: { 1657 extras = new Bundle(); 1658 extras.putBoolean(Intent.EXTRA_REPLACING, 1659 res.removedInfo != null && res.removedInfo.removedPackage != null); 1660 break; 1661 } 1662 } 1663 return extras; 1664 } 1665 1666 void scheduleWriteSettingsLocked() { 1667 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1668 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1669 } 1670 } 1671 1672 void scheduleWritePackageRestrictionsLocked(int userId) { 1673 if (!sUserManager.exists(userId)) return; 1674 mDirtyUsers.add(userId); 1675 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1676 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1677 } 1678 } 1679 1680 public static PackageManagerService main(Context context, Installer installer, 1681 boolean factoryTest, boolean onlyCore) { 1682 PackageManagerService m = new PackageManagerService(context, installer, 1683 factoryTest, onlyCore); 1684 ServiceManager.addService("package", m); 1685 return m; 1686 } 1687 1688 static String[] splitString(String str, char sep) { 1689 int count = 1; 1690 int i = 0; 1691 while ((i=str.indexOf(sep, i)) >= 0) { 1692 count++; 1693 i++; 1694 } 1695 1696 String[] res = new String[count]; 1697 i=0; 1698 count = 0; 1699 int lastI=0; 1700 while ((i=str.indexOf(sep, i)) >= 0) { 1701 res[count] = str.substring(lastI, i); 1702 count++; 1703 i++; 1704 lastI = i; 1705 } 1706 res[count] = str.substring(lastI, str.length()); 1707 return res; 1708 } 1709 1710 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1711 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1712 Context.DISPLAY_SERVICE); 1713 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1714 } 1715 1716 public PackageManagerService(Context context, Installer installer, 1717 boolean factoryTest, boolean onlyCore) { 1718 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1719 SystemClock.uptimeMillis()); 1720 1721 if (mSdkVersion <= 0) { 1722 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1723 } 1724 1725 mContext = context; 1726 mFactoryTest = factoryTest; 1727 mOnlyCore = onlyCore; 1728 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1729 mMetrics = new DisplayMetrics(); 1730 mSettings = new Settings(mPackages); 1731 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1732 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1733 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1734 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1735 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1736 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1737 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1738 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1739 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1740 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1741 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1742 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1743 1744 // TODO: add a property to control this? 1745 long dexOptLRUThresholdInMinutes; 1746 if (mLazyDexOpt) { 1747 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1748 } else { 1749 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1750 } 1751 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1752 1753 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1754 if (separateProcesses != null && separateProcesses.length() > 0) { 1755 if ("*".equals(separateProcesses)) { 1756 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1757 mSeparateProcesses = null; 1758 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1759 } else { 1760 mDefParseFlags = 0; 1761 mSeparateProcesses = separateProcesses.split(","); 1762 Slog.w(TAG, "Running with debug.separate_processes: " 1763 + separateProcesses); 1764 } 1765 } else { 1766 mDefParseFlags = 0; 1767 mSeparateProcesses = null; 1768 } 1769 1770 mInstaller = installer; 1771 mPackageDexOptimizer = new PackageDexOptimizer(this); 1772 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1773 1774 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1775 FgThread.get().getLooper()); 1776 1777 getDefaultDisplayMetrics(context, mMetrics); 1778 1779 SystemConfig systemConfig = SystemConfig.getInstance(); 1780 mGlobalGids = systemConfig.getGlobalGids(); 1781 mSystemPermissions = systemConfig.getSystemPermissions(); 1782 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1783 1784 synchronized (mInstallLock) { 1785 // writer 1786 synchronized (mPackages) { 1787 mHandlerThread = new ServiceThread(TAG, 1788 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1789 mHandlerThread.start(); 1790 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1791 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1792 1793 File dataDir = Environment.getDataDirectory(); 1794 mAppDataDir = new File(dataDir, "data"); 1795 mAppInstallDir = new File(dataDir, "app"); 1796 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1797 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1798 mUserAppDataDir = new File(dataDir, "user"); 1799 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1800 1801 sUserManager = new UserManagerService(context, this, 1802 mInstallLock, mPackages); 1803 1804 // Propagate permission configuration in to package manager. 1805 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1806 = systemConfig.getPermissions(); 1807 for (int i=0; i<permConfig.size(); i++) { 1808 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1809 BasePermission bp = mSettings.mPermissions.get(perm.name); 1810 if (bp == null) { 1811 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1812 mSettings.mPermissions.put(perm.name, bp); 1813 } 1814 if (perm.gids != null) { 1815 bp.setGids(perm.gids, perm.perUser); 1816 } 1817 } 1818 1819 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1820 for (int i=0; i<libConfig.size(); i++) { 1821 mSharedLibraries.put(libConfig.keyAt(i), 1822 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1823 } 1824 1825 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1826 1827 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1828 mSdkVersion, mOnlyCore); 1829 1830 String customResolverActivity = Resources.getSystem().getString( 1831 R.string.config_customResolverActivity); 1832 if (TextUtils.isEmpty(customResolverActivity)) { 1833 customResolverActivity = null; 1834 } else { 1835 mCustomResolverComponentName = ComponentName.unflattenFromString( 1836 customResolverActivity); 1837 } 1838 1839 long startTime = SystemClock.uptimeMillis(); 1840 1841 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1842 startTime); 1843 1844 // Set flag to monitor and not change apk file paths when 1845 // scanning install directories. 1846 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1847 1848 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1849 1850 /** 1851 * Add everything in the in the boot class path to the 1852 * list of process files because dexopt will have been run 1853 * if necessary during zygote startup. 1854 */ 1855 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1856 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1857 1858 if (bootClassPath != null) { 1859 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1860 for (String element : bootClassPathElements) { 1861 alreadyDexOpted.add(element); 1862 } 1863 } else { 1864 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1865 } 1866 1867 if (systemServerClassPath != null) { 1868 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1869 for (String element : systemServerClassPathElements) { 1870 alreadyDexOpted.add(element); 1871 } 1872 } else { 1873 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1874 } 1875 1876 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1877 final String[] dexCodeInstructionSets = 1878 getDexCodeInstructionSets( 1879 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1880 1881 /** 1882 * Ensure all external libraries have had dexopt run on them. 1883 */ 1884 if (mSharedLibraries.size() > 0) { 1885 // NOTE: For now, we're compiling these system "shared libraries" 1886 // (and framework jars) into all available architectures. It's possible 1887 // to compile them only when we come across an app that uses them (there's 1888 // already logic for that in scanPackageLI) but that adds some complexity. 1889 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1890 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1891 final String lib = libEntry.path; 1892 if (lib == null) { 1893 continue; 1894 } 1895 1896 try { 1897 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1898 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1899 alreadyDexOpted.add(lib); 1900 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1901 } 1902 } catch (FileNotFoundException e) { 1903 Slog.w(TAG, "Library not found: " + lib); 1904 } catch (IOException e) { 1905 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1906 + e.getMessage()); 1907 } 1908 } 1909 } 1910 } 1911 1912 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1913 1914 // Gross hack for now: we know this file doesn't contain any 1915 // code, so don't dexopt it to avoid the resulting log spew. 1916 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1917 1918 // Gross hack for now: we know this file is only part of 1919 // the boot class path for art, so don't dexopt it to 1920 // avoid the resulting log spew. 1921 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1922 1923 /** 1924 * There are a number of commands implemented in Java, which 1925 * we currently need to do the dexopt on so that they can be 1926 * run from a non-root shell. 1927 */ 1928 String[] frameworkFiles = frameworkDir.list(); 1929 if (frameworkFiles != null) { 1930 // TODO: We could compile these only for the most preferred ABI. We should 1931 // first double check that the dex files for these commands are not referenced 1932 // by other system apps. 1933 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1934 for (int i=0; i<frameworkFiles.length; i++) { 1935 File libPath = new File(frameworkDir, frameworkFiles[i]); 1936 String path = libPath.getPath(); 1937 // Skip the file if we already did it. 1938 if (alreadyDexOpted.contains(path)) { 1939 continue; 1940 } 1941 // Skip the file if it is not a type we want to dexopt. 1942 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1943 continue; 1944 } 1945 try { 1946 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1947 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1948 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1949 } 1950 } catch (FileNotFoundException e) { 1951 Slog.w(TAG, "Jar not found: " + path); 1952 } catch (IOException e) { 1953 Slog.w(TAG, "Exception reading jar: " + path, e); 1954 } 1955 } 1956 } 1957 } 1958 1959 // Collect vendor overlay packages. 1960 // (Do this before scanning any apps.) 1961 // For security and version matching reason, only consider 1962 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1963 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1964 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1965 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1966 1967 // Find base frameworks (resource packages without code). 1968 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1969 | PackageParser.PARSE_IS_SYSTEM_DIR 1970 | PackageParser.PARSE_IS_PRIVILEGED, 1971 scanFlags | SCAN_NO_DEX, 0); 1972 1973 // Collected privileged system packages. 1974 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1975 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1976 | PackageParser.PARSE_IS_SYSTEM_DIR 1977 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1978 1979 // Collect ordinary system packages. 1980 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1981 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1982 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1983 1984 // Collect all vendor packages. 1985 File vendorAppDir = new File("/vendor/app"); 1986 try { 1987 vendorAppDir = vendorAppDir.getCanonicalFile(); 1988 } catch (IOException e) { 1989 // failed to look up canonical path, continue with original one 1990 } 1991 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1992 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1993 1994 // Collect all OEM packages. 1995 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1996 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1997 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1998 1999 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2000 mInstaller.moveFiles(); 2001 2002 // Prune any system packages that no longer exist. 2003 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2004 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2005 if (!mOnlyCore) { 2006 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2007 while (psit.hasNext()) { 2008 PackageSetting ps = psit.next(); 2009 2010 /* 2011 * If this is not a system app, it can't be a 2012 * disable system app. 2013 */ 2014 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2015 continue; 2016 } 2017 2018 /* 2019 * If the package is scanned, it's not erased. 2020 */ 2021 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2022 if (scannedPkg != null) { 2023 /* 2024 * If the system app is both scanned and in the 2025 * disabled packages list, then it must have been 2026 * added via OTA. Remove it from the currently 2027 * scanned package so the previously user-installed 2028 * application can be scanned. 2029 */ 2030 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2031 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2032 + ps.name + "; removing system app. Last known codePath=" 2033 + ps.codePathString + ", installStatus=" + ps.installStatus 2034 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2035 + scannedPkg.mVersionCode); 2036 removePackageLI(ps, true); 2037 expectingBetter.put(ps.name, ps.codePath); 2038 } 2039 2040 continue; 2041 } 2042 2043 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2044 psit.remove(); 2045 logCriticalInfo(Log.WARN, "System package " + ps.name 2046 + " no longer exists; wiping its data"); 2047 removeDataDirsLI(null, ps.name); 2048 } else { 2049 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2050 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2051 possiblyDeletedUpdatedSystemApps.add(ps.name); 2052 } 2053 } 2054 } 2055 } 2056 2057 //look for any incomplete package installations 2058 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2059 //clean up list 2060 for(int i = 0; i < deletePkgsList.size(); i++) { 2061 //clean up here 2062 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2063 } 2064 //delete tmp files 2065 deleteTempPackageFiles(); 2066 2067 // Remove any shared userIDs that have no associated packages 2068 mSettings.pruneSharedUsersLPw(); 2069 2070 if (!mOnlyCore) { 2071 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2072 SystemClock.uptimeMillis()); 2073 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2074 2075 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2076 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2077 2078 /** 2079 * Remove disable package settings for any updated system 2080 * apps that were removed via an OTA. If they're not a 2081 * previously-updated app, remove them completely. 2082 * Otherwise, just revoke their system-level permissions. 2083 */ 2084 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2085 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2086 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2087 2088 String msg; 2089 if (deletedPkg == null) { 2090 msg = "Updated system package " + deletedAppName 2091 + " no longer exists; wiping its data"; 2092 removeDataDirsLI(null, deletedAppName); 2093 } else { 2094 msg = "Updated system app + " + deletedAppName 2095 + " no longer present; removing system privileges for " 2096 + deletedAppName; 2097 2098 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2099 2100 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2101 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2102 } 2103 logCriticalInfo(Log.WARN, msg); 2104 } 2105 2106 /** 2107 * Make sure all system apps that we expected to appear on 2108 * the userdata partition actually showed up. If they never 2109 * appeared, crawl back and revive the system version. 2110 */ 2111 for (int i = 0; i < expectingBetter.size(); i++) { 2112 final String packageName = expectingBetter.keyAt(i); 2113 if (!mPackages.containsKey(packageName)) { 2114 final File scanFile = expectingBetter.valueAt(i); 2115 2116 logCriticalInfo(Log.WARN, "Expected better " + packageName 2117 + " but never showed up; reverting to system"); 2118 2119 final int reparseFlags; 2120 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2121 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2122 | PackageParser.PARSE_IS_SYSTEM_DIR 2123 | PackageParser.PARSE_IS_PRIVILEGED; 2124 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2125 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2126 | PackageParser.PARSE_IS_SYSTEM_DIR; 2127 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2128 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2129 | PackageParser.PARSE_IS_SYSTEM_DIR; 2130 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2131 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2132 | PackageParser.PARSE_IS_SYSTEM_DIR; 2133 } else { 2134 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2135 continue; 2136 } 2137 2138 mSettings.enableSystemPackageLPw(packageName); 2139 2140 try { 2141 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2142 } catch (PackageManagerException e) { 2143 Slog.e(TAG, "Failed to parse original system package: " 2144 + e.getMessage()); 2145 } 2146 } 2147 } 2148 } 2149 2150 // Now that we know all of the shared libraries, update all clients to have 2151 // the correct library paths. 2152 updateAllSharedLibrariesLPw(); 2153 2154 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2155 // NOTE: We ignore potential failures here during a system scan (like 2156 // the rest of the commands above) because there's precious little we 2157 // can do about it. A settings error is reported, though. 2158 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2159 false /* force dexopt */, false /* defer dexopt */); 2160 } 2161 2162 // Now that we know all the packages we are keeping, 2163 // read and update their last usage times. 2164 mPackageUsage.readLP(); 2165 2166 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2167 SystemClock.uptimeMillis()); 2168 Slog.i(TAG, "Time to scan packages: " 2169 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2170 + " seconds"); 2171 2172 // If the platform SDK has changed since the last time we booted, 2173 // we need to re-grant app permission to catch any new ones that 2174 // appear. This is really a hack, and means that apps can in some 2175 // cases get permissions that the user didn't initially explicitly 2176 // allow... it would be nice to have some better way to handle 2177 // this situation. 2178 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2179 != mSdkVersion; 2180 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2181 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2182 + "; regranting permissions for internal storage"); 2183 mSettings.mInternalSdkPlatform = mSdkVersion; 2184 2185 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2186 | (regrantPermissions 2187 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2188 : 0)); 2189 2190 // If this is the first boot, and it is a normal boot, then 2191 // we need to initialize the default preferred apps. 2192 if (!mRestoredSettings && !onlyCore) { 2193 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2194 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2195 } 2196 2197 // If this is first boot after an OTA, and a normal boot, then 2198 // we need to clear code cache directories. 2199 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2200 if (mIsUpgrade && !onlyCore) { 2201 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2202 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2203 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2204 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2205 } 2206 mSettings.mFingerprint = Build.FINGERPRINT; 2207 } 2208 2209 primeDomainVerificationsLPw(); 2210 checkDefaultBrowser(); 2211 2212 // All the changes are done during package scanning. 2213 mSettings.updateInternalDatabaseVersion(); 2214 2215 // can downgrade to reader 2216 mSettings.writeLPr(); 2217 2218 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2219 SystemClock.uptimeMillis()); 2220 2221 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2222 2223 mInstallerService = new PackageInstallerService(context, this); 2224 2225 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2226 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2227 mIntentFilterVerifierComponent); 2228 2229 } // synchronized (mPackages) 2230 } // synchronized (mInstallLock) 2231 2232 // Now after opening every single application zip, make sure they 2233 // are all flushed. Not really needed, but keeps things nice and 2234 // tidy. 2235 Runtime.getRuntime().gc(); 2236 2237 // Expose private service for system components to use. 2238 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2239 } 2240 2241 @Override 2242 public boolean isFirstBoot() { 2243 return !mRestoredSettings; 2244 } 2245 2246 @Override 2247 public boolean isOnlyCoreApps() { 2248 return mOnlyCore; 2249 } 2250 2251 @Override 2252 public boolean isUpgrade() { 2253 return mIsUpgrade; 2254 } 2255 2256 private String getRequiredVerifierLPr() { 2257 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2258 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2259 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2260 2261 String requiredVerifier = null; 2262 2263 final int N = receivers.size(); 2264 for (int i = 0; i < N; i++) { 2265 final ResolveInfo info = receivers.get(i); 2266 2267 if (info.activityInfo == null) { 2268 continue; 2269 } 2270 2271 final String packageName = info.activityInfo.packageName; 2272 2273 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2274 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2275 continue; 2276 } 2277 2278 if (requiredVerifier != null) { 2279 throw new RuntimeException("There can be only one required verifier"); 2280 } 2281 2282 requiredVerifier = packageName; 2283 } 2284 2285 return requiredVerifier; 2286 } 2287 2288 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2289 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2290 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2291 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2292 2293 ComponentName verifierComponentName = null; 2294 2295 int priority = -1000; 2296 final int N = receivers.size(); 2297 for (int i = 0; i < N; i++) { 2298 final ResolveInfo info = receivers.get(i); 2299 2300 if (info.activityInfo == null) { 2301 continue; 2302 } 2303 2304 final String packageName = info.activityInfo.packageName; 2305 2306 final PackageSetting ps = mSettings.mPackages.get(packageName); 2307 if (ps == null) { 2308 continue; 2309 } 2310 2311 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2312 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2313 continue; 2314 } 2315 2316 // Select the IntentFilterVerifier with the highest priority 2317 if (priority < info.priority) { 2318 priority = info.priority; 2319 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2320 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2321 + verifierComponentName + " with priority: " + info.priority); 2322 } 2323 } 2324 2325 return verifierComponentName; 2326 } 2327 2328 private void primeDomainVerificationsLPw() { 2329 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2330 boolean updated = false; 2331 ArraySet<String> allHostsSet = new ArraySet<>(); 2332 for (PackageParser.Package pkg : mPackages.values()) { 2333 final String packageName = pkg.packageName; 2334 if (!hasDomainURLs(pkg)) { 2335 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2336 "package with no domain URLs: " + packageName); 2337 continue; 2338 } 2339 if (!pkg.isSystemApp()) { 2340 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2341 "No priming domain verifications for a non system package : " + 2342 packageName); 2343 continue; 2344 } 2345 for (PackageParser.Activity a : pkg.activities) { 2346 for (ActivityIntentInfo filter : a.intents) { 2347 if (hasValidDomains(filter)) { 2348 allHostsSet.addAll(filter.getHostsList()); 2349 } 2350 } 2351 } 2352 if (allHostsSet.size() == 0) { 2353 allHostsSet.add("*"); 2354 } 2355 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2356 IntentFilterVerificationInfo ivi = 2357 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2358 if (ivi != null) { 2359 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2360 "Priming domain verifications for package: " + packageName + 2361 " with hosts:" + ivi.getDomainsString()); 2362 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2363 updated = true; 2364 } 2365 else { 2366 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2367 "No priming domain verifications for package: " + packageName); 2368 } 2369 allHostsSet.clear(); 2370 } 2371 if (updated) { 2372 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2373 "Will need to write primed domain verifications"); 2374 } 2375 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2376 } 2377 2378 private void applyFactoryDefaultBrowserLPw(int userId) { 2379 // The default browser app's package name is stored in a string resource, 2380 // with a product-specific overlay used for vendor customization. 2381 String browserPkg = mContext.getResources().getString( 2382 com.android.internal.R.string.default_browser); 2383 if (browserPkg != null) { 2384 // non-empty string => required to be a known package 2385 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2386 if (ps == null) { 2387 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2388 browserPkg = null; 2389 } else { 2390 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2391 } 2392 } 2393 2394 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2395 // default. If there's more than one, just leave everything alone. 2396 if (browserPkg == null) { 2397 calculateDefaultBrowserLPw(userId); 2398 } 2399 } 2400 2401 private void calculateDefaultBrowserLPw(int userId) { 2402 List<String> allBrowsers = resolveAllBrowserApps(userId); 2403 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2404 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2405 } 2406 2407 private List<String> resolveAllBrowserApps(int userId) { 2408 // Match all generic http: browser apps 2409 Intent intent = new Intent(); 2410 intent.setAction(Intent.ACTION_VIEW); 2411 intent.addCategory(Intent.CATEGORY_BROWSABLE); 2412 intent.setData(Uri.parse("http:")); 2413 2414 // Resolve that intent and check that the handleAllWebDataURI boolean is set 2415 List<ResolveInfo> list = queryIntentActivities(intent, null, 0, userId); 2416 2417 final int count = list.size(); 2418 List<String> result = new ArrayList<String>(count); 2419 for (int i=0; i<count; i++) { 2420 ResolveInfo info = list.get(i); 2421 if (info.activityInfo == null 2422 || !info.handleAllWebDataURI 2423 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2424 || result.contains(info.activityInfo.packageName)) { 2425 continue; 2426 } 2427 result.add(info.activityInfo.packageName); 2428 } 2429 2430 return result; 2431 } 2432 2433 private void checkDefaultBrowser() { 2434 final int myUserId = UserHandle.myUserId(); 2435 final String packageName = getDefaultBrowserPackageName(myUserId); 2436 if (packageName != null) { 2437 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2438 if (info == null) { 2439 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2440 synchronized (mPackages) { 2441 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2442 } 2443 } 2444 } 2445 } 2446 2447 @Override 2448 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2449 throws RemoteException { 2450 try { 2451 return super.onTransact(code, data, reply, flags); 2452 } catch (RuntimeException e) { 2453 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2454 Slog.wtf(TAG, "Package Manager Crash", e); 2455 } 2456 throw e; 2457 } 2458 } 2459 2460 void cleanupInstallFailedPackage(PackageSetting ps) { 2461 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2462 2463 removeDataDirsLI(ps.volumeUuid, ps.name); 2464 if (ps.codePath != null) { 2465 if (ps.codePath.isDirectory()) { 2466 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2467 } else { 2468 ps.codePath.delete(); 2469 } 2470 } 2471 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2472 if (ps.resourcePath.isDirectory()) { 2473 FileUtils.deleteContents(ps.resourcePath); 2474 } 2475 ps.resourcePath.delete(); 2476 } 2477 mSettings.removePackageLPw(ps.name); 2478 } 2479 2480 static int[] appendInts(int[] cur, int[] add) { 2481 if (add == null) return cur; 2482 if (cur == null) return add; 2483 final int N = add.length; 2484 for (int i=0; i<N; i++) { 2485 cur = appendInt(cur, add[i]); 2486 } 2487 return cur; 2488 } 2489 2490 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2491 if (!sUserManager.exists(userId)) return null; 2492 final PackageSetting ps = (PackageSetting) p.mExtras; 2493 if (ps == null) { 2494 return null; 2495 } 2496 2497 final PermissionsState permissionsState = ps.getPermissionsState(); 2498 2499 final int[] gids = permissionsState.computeGids(userId); 2500 final Set<String> permissions = permissionsState.getPermissions(userId); 2501 final PackageUserState state = ps.readUserState(userId); 2502 2503 return PackageParser.generatePackageInfo(p, gids, flags, 2504 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2505 } 2506 2507 @Override 2508 public boolean isPackageFrozen(String packageName) { 2509 synchronized (mPackages) { 2510 final PackageSetting ps = mSettings.mPackages.get(packageName); 2511 if (ps != null) { 2512 return ps.frozen; 2513 } 2514 } 2515 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2516 return true; 2517 } 2518 2519 @Override 2520 public boolean isPackageAvailable(String packageName, int userId) { 2521 if (!sUserManager.exists(userId)) return false; 2522 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2523 synchronized (mPackages) { 2524 PackageParser.Package p = mPackages.get(packageName); 2525 if (p != null) { 2526 final PackageSetting ps = (PackageSetting) p.mExtras; 2527 if (ps != null) { 2528 final PackageUserState state = ps.readUserState(userId); 2529 if (state != null) { 2530 return PackageParser.isAvailable(state); 2531 } 2532 } 2533 } 2534 } 2535 return false; 2536 } 2537 2538 @Override 2539 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2540 if (!sUserManager.exists(userId)) return null; 2541 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2542 // reader 2543 synchronized (mPackages) { 2544 PackageParser.Package p = mPackages.get(packageName); 2545 if (DEBUG_PACKAGE_INFO) 2546 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2547 if (p != null) { 2548 return generatePackageInfo(p, flags, userId); 2549 } 2550 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2551 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2552 } 2553 } 2554 return null; 2555 } 2556 2557 @Override 2558 public String[] currentToCanonicalPackageNames(String[] names) { 2559 String[] out = new String[names.length]; 2560 // reader 2561 synchronized (mPackages) { 2562 for (int i=names.length-1; i>=0; i--) { 2563 PackageSetting ps = mSettings.mPackages.get(names[i]); 2564 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2565 } 2566 } 2567 return out; 2568 } 2569 2570 @Override 2571 public String[] canonicalToCurrentPackageNames(String[] names) { 2572 String[] out = new String[names.length]; 2573 // reader 2574 synchronized (mPackages) { 2575 for (int i=names.length-1; i>=0; i--) { 2576 String cur = mSettings.mRenamedPackages.get(names[i]); 2577 out[i] = cur != null ? cur : names[i]; 2578 } 2579 } 2580 return out; 2581 } 2582 2583 @Override 2584 public int getPackageUid(String packageName, int userId) { 2585 if (!sUserManager.exists(userId)) return -1; 2586 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2587 2588 // reader 2589 synchronized (mPackages) { 2590 PackageParser.Package p = mPackages.get(packageName); 2591 if(p != null) { 2592 return UserHandle.getUid(userId, p.applicationInfo.uid); 2593 } 2594 PackageSetting ps = mSettings.mPackages.get(packageName); 2595 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2596 return -1; 2597 } 2598 p = ps.pkg; 2599 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2600 } 2601 } 2602 2603 @Override 2604 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2605 if (!sUserManager.exists(userId)) { 2606 return null; 2607 } 2608 2609 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2610 "getPackageGids"); 2611 2612 // reader 2613 synchronized (mPackages) { 2614 PackageParser.Package p = mPackages.get(packageName); 2615 if (DEBUG_PACKAGE_INFO) { 2616 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2617 } 2618 if (p != null) { 2619 PackageSetting ps = (PackageSetting) p.mExtras; 2620 return ps.getPermissionsState().computeGids(userId); 2621 } 2622 } 2623 2624 return null; 2625 } 2626 2627 @Override 2628 public int getMountExternalMode(int uid) { 2629 if (Process.isIsolated(uid)) { 2630 return Zygote.MOUNT_EXTERNAL_NONE; 2631 } else { 2632 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2633 return Zygote.MOUNT_EXTERNAL_WRITE; 2634 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2635 return Zygote.MOUNT_EXTERNAL_READ; 2636 } else { 2637 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2638 } 2639 } 2640 } 2641 2642 static PermissionInfo generatePermissionInfo( 2643 BasePermission bp, int flags) { 2644 if (bp.perm != null) { 2645 return PackageParser.generatePermissionInfo(bp.perm, flags); 2646 } 2647 PermissionInfo pi = new PermissionInfo(); 2648 pi.name = bp.name; 2649 pi.packageName = bp.sourcePackage; 2650 pi.nonLocalizedLabel = bp.name; 2651 pi.protectionLevel = bp.protectionLevel; 2652 return pi; 2653 } 2654 2655 @Override 2656 public PermissionInfo getPermissionInfo(String name, int flags) { 2657 // reader 2658 synchronized (mPackages) { 2659 final BasePermission p = mSettings.mPermissions.get(name); 2660 if (p != null) { 2661 return generatePermissionInfo(p, flags); 2662 } 2663 return null; 2664 } 2665 } 2666 2667 @Override 2668 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2669 // reader 2670 synchronized (mPackages) { 2671 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2672 for (BasePermission p : mSettings.mPermissions.values()) { 2673 if (group == null) { 2674 if (p.perm == null || p.perm.info.group == null) { 2675 out.add(generatePermissionInfo(p, flags)); 2676 } 2677 } else { 2678 if (p.perm != null && group.equals(p.perm.info.group)) { 2679 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2680 } 2681 } 2682 } 2683 2684 if (out.size() > 0) { 2685 return out; 2686 } 2687 return mPermissionGroups.containsKey(group) ? out : null; 2688 } 2689 } 2690 2691 @Override 2692 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2693 // reader 2694 synchronized (mPackages) { 2695 return PackageParser.generatePermissionGroupInfo( 2696 mPermissionGroups.get(name), flags); 2697 } 2698 } 2699 2700 @Override 2701 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2702 // reader 2703 synchronized (mPackages) { 2704 final int N = mPermissionGroups.size(); 2705 ArrayList<PermissionGroupInfo> out 2706 = new ArrayList<PermissionGroupInfo>(N); 2707 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2708 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2709 } 2710 return out; 2711 } 2712 } 2713 2714 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2715 int userId) { 2716 if (!sUserManager.exists(userId)) return null; 2717 PackageSetting ps = mSettings.mPackages.get(packageName); 2718 if (ps != null) { 2719 if (ps.pkg == null) { 2720 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2721 flags, userId); 2722 if (pInfo != null) { 2723 return pInfo.applicationInfo; 2724 } 2725 return null; 2726 } 2727 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2728 ps.readUserState(userId), userId); 2729 } 2730 return null; 2731 } 2732 2733 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2734 int userId) { 2735 if (!sUserManager.exists(userId)) return null; 2736 PackageSetting ps = mSettings.mPackages.get(packageName); 2737 if (ps != null) { 2738 PackageParser.Package pkg = ps.pkg; 2739 if (pkg == null) { 2740 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2741 return null; 2742 } 2743 // Only data remains, so we aren't worried about code paths 2744 pkg = new PackageParser.Package(packageName); 2745 pkg.applicationInfo.packageName = packageName; 2746 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2747 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2748 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2749 packageName, userId).getAbsolutePath(); 2750 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2751 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2752 } 2753 return generatePackageInfo(pkg, flags, userId); 2754 } 2755 return null; 2756 } 2757 2758 @Override 2759 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2760 if (!sUserManager.exists(userId)) return null; 2761 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2762 // writer 2763 synchronized (mPackages) { 2764 PackageParser.Package p = mPackages.get(packageName); 2765 if (DEBUG_PACKAGE_INFO) Log.v( 2766 TAG, "getApplicationInfo " + packageName 2767 + ": " + p); 2768 if (p != null) { 2769 PackageSetting ps = mSettings.mPackages.get(packageName); 2770 if (ps == null) return null; 2771 // Note: isEnabledLP() does not apply here - always return info 2772 return PackageParser.generateApplicationInfo( 2773 p, flags, ps.readUserState(userId), userId); 2774 } 2775 if ("android".equals(packageName)||"system".equals(packageName)) { 2776 return mAndroidApplication; 2777 } 2778 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2779 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2780 } 2781 } 2782 return null; 2783 } 2784 2785 @Override 2786 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2787 final IPackageDataObserver observer) { 2788 mContext.enforceCallingOrSelfPermission( 2789 android.Manifest.permission.CLEAR_APP_CACHE, null); 2790 // Queue up an async operation since clearing cache may take a little while. 2791 mHandler.post(new Runnable() { 2792 public void run() { 2793 mHandler.removeCallbacks(this); 2794 int retCode = -1; 2795 synchronized (mInstallLock) { 2796 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2797 if (retCode < 0) { 2798 Slog.w(TAG, "Couldn't clear application caches"); 2799 } 2800 } 2801 if (observer != null) { 2802 try { 2803 observer.onRemoveCompleted(null, (retCode >= 0)); 2804 } catch (RemoteException e) { 2805 Slog.w(TAG, "RemoveException when invoking call back"); 2806 } 2807 } 2808 } 2809 }); 2810 } 2811 2812 @Override 2813 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2814 final IntentSender pi) { 2815 mContext.enforceCallingOrSelfPermission( 2816 android.Manifest.permission.CLEAR_APP_CACHE, null); 2817 // Queue up an async operation since clearing cache may take a little while. 2818 mHandler.post(new Runnable() { 2819 public void run() { 2820 mHandler.removeCallbacks(this); 2821 int retCode = -1; 2822 synchronized (mInstallLock) { 2823 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2824 if (retCode < 0) { 2825 Slog.w(TAG, "Couldn't clear application caches"); 2826 } 2827 } 2828 if(pi != null) { 2829 try { 2830 // Callback via pending intent 2831 int code = (retCode >= 0) ? 1 : 0; 2832 pi.sendIntent(null, code, null, 2833 null, null); 2834 } catch (SendIntentException e1) { 2835 Slog.i(TAG, "Failed to send pending intent"); 2836 } 2837 } 2838 } 2839 }); 2840 } 2841 2842 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2843 synchronized (mInstallLock) { 2844 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2845 throw new IOException("Failed to free enough space"); 2846 } 2847 } 2848 } 2849 2850 @Override 2851 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2852 if (!sUserManager.exists(userId)) return null; 2853 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2854 synchronized (mPackages) { 2855 PackageParser.Activity a = mActivities.mActivities.get(component); 2856 2857 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2858 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2859 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2860 if (ps == null) return null; 2861 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2862 userId); 2863 } 2864 if (mResolveComponentName.equals(component)) { 2865 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2866 new PackageUserState(), userId); 2867 } 2868 } 2869 return null; 2870 } 2871 2872 @Override 2873 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2874 String resolvedType) { 2875 synchronized (mPackages) { 2876 PackageParser.Activity a = mActivities.mActivities.get(component); 2877 if (a == null) { 2878 return false; 2879 } 2880 for (int i=0; i<a.intents.size(); i++) { 2881 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2882 intent.getData(), intent.getCategories(), TAG) >= 0) { 2883 return true; 2884 } 2885 } 2886 return false; 2887 } 2888 } 2889 2890 @Override 2891 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2892 if (!sUserManager.exists(userId)) return null; 2893 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2894 synchronized (mPackages) { 2895 PackageParser.Activity a = mReceivers.mActivities.get(component); 2896 if (DEBUG_PACKAGE_INFO) Log.v( 2897 TAG, "getReceiverInfo " + component + ": " + a); 2898 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2899 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2900 if (ps == null) return null; 2901 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2902 userId); 2903 } 2904 } 2905 return null; 2906 } 2907 2908 @Override 2909 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2910 if (!sUserManager.exists(userId)) return null; 2911 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2912 synchronized (mPackages) { 2913 PackageParser.Service s = mServices.mServices.get(component); 2914 if (DEBUG_PACKAGE_INFO) Log.v( 2915 TAG, "getServiceInfo " + component + ": " + s); 2916 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2917 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2918 if (ps == null) return null; 2919 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2920 userId); 2921 } 2922 } 2923 return null; 2924 } 2925 2926 @Override 2927 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2928 if (!sUserManager.exists(userId)) return null; 2929 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2930 synchronized (mPackages) { 2931 PackageParser.Provider p = mProviders.mProviders.get(component); 2932 if (DEBUG_PACKAGE_INFO) Log.v( 2933 TAG, "getProviderInfo " + component + ": " + p); 2934 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2935 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2936 if (ps == null) return null; 2937 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2938 userId); 2939 } 2940 } 2941 return null; 2942 } 2943 2944 @Override 2945 public String[] getSystemSharedLibraryNames() { 2946 Set<String> libSet; 2947 synchronized (mPackages) { 2948 libSet = mSharedLibraries.keySet(); 2949 int size = libSet.size(); 2950 if (size > 0) { 2951 String[] libs = new String[size]; 2952 libSet.toArray(libs); 2953 return libs; 2954 } 2955 } 2956 return null; 2957 } 2958 2959 /** 2960 * @hide 2961 */ 2962 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2963 synchronized (mPackages) { 2964 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2965 if (lib != null && lib.apk != null) { 2966 return mPackages.get(lib.apk); 2967 } 2968 } 2969 return null; 2970 } 2971 2972 @Override 2973 public FeatureInfo[] getSystemAvailableFeatures() { 2974 Collection<FeatureInfo> featSet; 2975 synchronized (mPackages) { 2976 featSet = mAvailableFeatures.values(); 2977 int size = featSet.size(); 2978 if (size > 0) { 2979 FeatureInfo[] features = new FeatureInfo[size+1]; 2980 featSet.toArray(features); 2981 FeatureInfo fi = new FeatureInfo(); 2982 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2983 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2984 features[size] = fi; 2985 return features; 2986 } 2987 } 2988 return null; 2989 } 2990 2991 @Override 2992 public boolean hasSystemFeature(String name) { 2993 synchronized (mPackages) { 2994 return mAvailableFeatures.containsKey(name); 2995 } 2996 } 2997 2998 private void checkValidCaller(int uid, int userId) { 2999 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3000 return; 3001 3002 throw new SecurityException("Caller uid=" + uid 3003 + " is not privileged to communicate with user=" + userId); 3004 } 3005 3006 @Override 3007 public int checkPermission(String permName, String pkgName, int userId) { 3008 if (!sUserManager.exists(userId)) { 3009 return PackageManager.PERMISSION_DENIED; 3010 } 3011 3012 synchronized (mPackages) { 3013 final PackageParser.Package p = mPackages.get(pkgName); 3014 if (p != null && p.mExtras != null) { 3015 final PackageSetting ps = (PackageSetting) p.mExtras; 3016 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3017 return PackageManager.PERMISSION_GRANTED; 3018 } 3019 } 3020 } 3021 3022 return PackageManager.PERMISSION_DENIED; 3023 } 3024 3025 @Override 3026 public int checkUidPermission(String permName, int uid) { 3027 final int userId = UserHandle.getUserId(uid); 3028 3029 if (!sUserManager.exists(userId)) { 3030 return PackageManager.PERMISSION_DENIED; 3031 } 3032 3033 synchronized (mPackages) { 3034 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3035 if (obj != null) { 3036 final SettingBase ps = (SettingBase) obj; 3037 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3038 return PackageManager.PERMISSION_GRANTED; 3039 } 3040 } else { 3041 ArraySet<String> perms = mSystemPermissions.get(uid); 3042 if (perms != null && perms.contains(permName)) { 3043 return PackageManager.PERMISSION_GRANTED; 3044 } 3045 } 3046 } 3047 3048 return PackageManager.PERMISSION_DENIED; 3049 } 3050 3051 /** 3052 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3053 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3054 * @param checkShell TODO(yamasani): 3055 * @param message the message to log on security exception 3056 */ 3057 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3058 boolean checkShell, String message) { 3059 if (userId < 0) { 3060 throw new IllegalArgumentException("Invalid userId " + userId); 3061 } 3062 if (checkShell) { 3063 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3064 } 3065 if (userId == UserHandle.getUserId(callingUid)) return; 3066 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3067 if (requireFullPermission) { 3068 mContext.enforceCallingOrSelfPermission( 3069 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3070 } else { 3071 try { 3072 mContext.enforceCallingOrSelfPermission( 3073 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3074 } catch (SecurityException se) { 3075 mContext.enforceCallingOrSelfPermission( 3076 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3077 } 3078 } 3079 } 3080 } 3081 3082 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3083 if (callingUid == Process.SHELL_UID) { 3084 if (userHandle >= 0 3085 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3086 throw new SecurityException("Shell does not have permission to access user " 3087 + userHandle); 3088 } else if (userHandle < 0) { 3089 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3090 + Debug.getCallers(3)); 3091 } 3092 } 3093 } 3094 3095 private BasePermission findPermissionTreeLP(String permName) { 3096 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3097 if (permName.startsWith(bp.name) && 3098 permName.length() > bp.name.length() && 3099 permName.charAt(bp.name.length()) == '.') { 3100 return bp; 3101 } 3102 } 3103 return null; 3104 } 3105 3106 private BasePermission checkPermissionTreeLP(String permName) { 3107 if (permName != null) { 3108 BasePermission bp = findPermissionTreeLP(permName); 3109 if (bp != null) { 3110 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3111 return bp; 3112 } 3113 throw new SecurityException("Calling uid " 3114 + Binder.getCallingUid() 3115 + " is not allowed to add to permission tree " 3116 + bp.name + " owned by uid " + bp.uid); 3117 } 3118 } 3119 throw new SecurityException("No permission tree found for " + permName); 3120 } 3121 3122 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3123 if (s1 == null) { 3124 return s2 == null; 3125 } 3126 if (s2 == null) { 3127 return false; 3128 } 3129 if (s1.getClass() != s2.getClass()) { 3130 return false; 3131 } 3132 return s1.equals(s2); 3133 } 3134 3135 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3136 if (pi1.icon != pi2.icon) return false; 3137 if (pi1.logo != pi2.logo) return false; 3138 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3139 if (!compareStrings(pi1.name, pi2.name)) return false; 3140 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3141 // We'll take care of setting this one. 3142 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3143 // These are not currently stored in settings. 3144 //if (!compareStrings(pi1.group, pi2.group)) return false; 3145 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3146 //if (pi1.labelRes != pi2.labelRes) return false; 3147 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3148 return true; 3149 } 3150 3151 int permissionInfoFootprint(PermissionInfo info) { 3152 int size = info.name.length(); 3153 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3154 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3155 return size; 3156 } 3157 3158 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3159 int size = 0; 3160 for (BasePermission perm : mSettings.mPermissions.values()) { 3161 if (perm.uid == tree.uid) { 3162 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3163 } 3164 } 3165 return size; 3166 } 3167 3168 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3169 // We calculate the max size of permissions defined by this uid and throw 3170 // if that plus the size of 'info' would exceed our stated maximum. 3171 if (tree.uid != Process.SYSTEM_UID) { 3172 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3173 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3174 throw new SecurityException("Permission tree size cap exceeded"); 3175 } 3176 } 3177 } 3178 3179 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3180 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3181 throw new SecurityException("Label must be specified in permission"); 3182 } 3183 BasePermission tree = checkPermissionTreeLP(info.name); 3184 BasePermission bp = mSettings.mPermissions.get(info.name); 3185 boolean added = bp == null; 3186 boolean changed = true; 3187 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3188 if (added) { 3189 enforcePermissionCapLocked(info, tree); 3190 bp = new BasePermission(info.name, tree.sourcePackage, 3191 BasePermission.TYPE_DYNAMIC); 3192 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3193 throw new SecurityException( 3194 "Not allowed to modify non-dynamic permission " 3195 + info.name); 3196 } else { 3197 if (bp.protectionLevel == fixedLevel 3198 && bp.perm.owner.equals(tree.perm.owner) 3199 && bp.uid == tree.uid 3200 && comparePermissionInfos(bp.perm.info, info)) { 3201 changed = false; 3202 } 3203 } 3204 bp.protectionLevel = fixedLevel; 3205 info = new PermissionInfo(info); 3206 info.protectionLevel = fixedLevel; 3207 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3208 bp.perm.info.packageName = tree.perm.info.packageName; 3209 bp.uid = tree.uid; 3210 if (added) { 3211 mSettings.mPermissions.put(info.name, bp); 3212 } 3213 if (changed) { 3214 if (!async) { 3215 mSettings.writeLPr(); 3216 } else { 3217 scheduleWriteSettingsLocked(); 3218 } 3219 } 3220 return added; 3221 } 3222 3223 @Override 3224 public boolean addPermission(PermissionInfo info) { 3225 synchronized (mPackages) { 3226 return addPermissionLocked(info, false); 3227 } 3228 } 3229 3230 @Override 3231 public boolean addPermissionAsync(PermissionInfo info) { 3232 synchronized (mPackages) { 3233 return addPermissionLocked(info, true); 3234 } 3235 } 3236 3237 @Override 3238 public void removePermission(String name) { 3239 synchronized (mPackages) { 3240 checkPermissionTreeLP(name); 3241 BasePermission bp = mSettings.mPermissions.get(name); 3242 if (bp != null) { 3243 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3244 throw new SecurityException( 3245 "Not allowed to modify non-dynamic permission " 3246 + name); 3247 } 3248 mSettings.mPermissions.remove(name); 3249 mSettings.writeLPr(); 3250 } 3251 } 3252 } 3253 3254 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3255 BasePermission bp) { 3256 int index = pkg.requestedPermissions.indexOf(bp.name); 3257 if (index == -1) { 3258 throw new SecurityException("Package " + pkg.packageName 3259 + " has not requested permission " + bp.name); 3260 } 3261 if (!bp.isRuntime()) { 3262 throw new SecurityException("Permission " + bp.name 3263 + " is not a changeable permission type"); 3264 } 3265 } 3266 3267 @Override 3268 public void grantRuntimePermission(String packageName, String name, final int userId) { 3269 if (!sUserManager.exists(userId)) { 3270 Log.e(TAG, "No such user:" + userId); 3271 return; 3272 } 3273 3274 mContext.enforceCallingOrSelfPermission( 3275 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3276 "grantRuntimePermission"); 3277 3278 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3279 "grantRuntimePermission"); 3280 3281 final int uid; 3282 final SettingBase sb; 3283 3284 synchronized (mPackages) { 3285 final PackageParser.Package pkg = mPackages.get(packageName); 3286 if (pkg == null) { 3287 throw new IllegalArgumentException("Unknown package: " + packageName); 3288 } 3289 3290 final BasePermission bp = mSettings.mPermissions.get(name); 3291 if (bp == null) { 3292 throw new IllegalArgumentException("Unknown permission: " + name); 3293 } 3294 3295 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3296 3297 uid = pkg.applicationInfo.uid; 3298 sb = (SettingBase) pkg.mExtras; 3299 if (sb == null) { 3300 throw new IllegalArgumentException("Unknown package: " + packageName); 3301 } 3302 3303 final PermissionsState permissionsState = sb.getPermissionsState(); 3304 3305 final int flags = permissionsState.getPermissionFlags(name, userId); 3306 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3307 throw new SecurityException("Cannot grant system fixed permission: " 3308 + name + " for package: " + packageName); 3309 } 3310 3311 final int result = permissionsState.grantRuntimePermission(bp, userId); 3312 switch (result) { 3313 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3314 return; 3315 } 3316 3317 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3318 mHandler.post(new Runnable() { 3319 @Override 3320 public void run() { 3321 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3322 } 3323 }); 3324 } break; 3325 } 3326 3327 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3328 3329 // Not critical if that is lost - app has to request again. 3330 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3331 } 3332 3333 if (READ_EXTERNAL_STORAGE.equals(name) 3334 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3335 final long token = Binder.clearCallingIdentity(); 3336 try { 3337 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3338 storage.remountUid(uid); 3339 } finally { 3340 Binder.restoreCallingIdentity(token); 3341 } 3342 } 3343 } 3344 3345 @Override 3346 public void revokeRuntimePermission(String packageName, String name, int userId) { 3347 if (!sUserManager.exists(userId)) { 3348 Log.e(TAG, "No such user:" + userId); 3349 return; 3350 } 3351 3352 mContext.enforceCallingOrSelfPermission( 3353 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3354 "revokeRuntimePermission"); 3355 3356 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3357 "revokeRuntimePermission"); 3358 3359 final SettingBase sb; 3360 3361 synchronized (mPackages) { 3362 final PackageParser.Package pkg = mPackages.get(packageName); 3363 if (pkg == null) { 3364 throw new IllegalArgumentException("Unknown package: " + packageName); 3365 } 3366 3367 final BasePermission bp = mSettings.mPermissions.get(name); 3368 if (bp == null) { 3369 throw new IllegalArgumentException("Unknown permission: " + name); 3370 } 3371 3372 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3373 3374 sb = (SettingBase) pkg.mExtras; 3375 if (sb == null) { 3376 throw new IllegalArgumentException("Unknown package: " + packageName); 3377 } 3378 3379 final PermissionsState permissionsState = sb.getPermissionsState(); 3380 3381 final int flags = permissionsState.getPermissionFlags(name, userId); 3382 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3383 throw new SecurityException("Cannot revoke system fixed permission: " 3384 + name + " for package: " + packageName); 3385 } 3386 3387 if (permissionsState.revokeRuntimePermission(bp, userId) == 3388 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3389 return; 3390 } 3391 3392 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3393 3394 // Critical, after this call app should never have the permission. 3395 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3396 } 3397 3398 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3399 } 3400 3401 @Override 3402 public void resetRuntimePermissions() { 3403 mContext.enforceCallingOrSelfPermission( 3404 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3405 "revokeRuntimePermission"); 3406 3407 int callingUid = Binder.getCallingUid(); 3408 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3409 mContext.enforceCallingOrSelfPermission( 3410 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3411 "resetRuntimePermissions"); 3412 } 3413 3414 final int[] userIds; 3415 3416 synchronized (mPackages) { 3417 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3418 final int userCount = UserManagerService.getInstance().getUserIds().length; 3419 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3420 } 3421 3422 for (int userId : userIds) { 3423 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3424 } 3425 } 3426 3427 @Override 3428 public int getPermissionFlags(String name, String packageName, int userId) { 3429 if (!sUserManager.exists(userId)) { 3430 return 0; 3431 } 3432 3433 mContext.enforceCallingOrSelfPermission( 3434 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3435 "getPermissionFlags"); 3436 3437 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3438 "getPermissionFlags"); 3439 3440 synchronized (mPackages) { 3441 final PackageParser.Package pkg = mPackages.get(packageName); 3442 if (pkg == null) { 3443 throw new IllegalArgumentException("Unknown package: " + packageName); 3444 } 3445 3446 final BasePermission bp = mSettings.mPermissions.get(name); 3447 if (bp == null) { 3448 throw new IllegalArgumentException("Unknown permission: " + name); 3449 } 3450 3451 SettingBase sb = (SettingBase) pkg.mExtras; 3452 if (sb == null) { 3453 throw new IllegalArgumentException("Unknown package: " + packageName); 3454 } 3455 3456 PermissionsState permissionsState = sb.getPermissionsState(); 3457 return permissionsState.getPermissionFlags(name, userId); 3458 } 3459 } 3460 3461 @Override 3462 public void updatePermissionFlags(String name, String packageName, int flagMask, 3463 int flagValues, int userId) { 3464 if (!sUserManager.exists(userId)) { 3465 return; 3466 } 3467 3468 mContext.enforceCallingOrSelfPermission( 3469 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3470 "updatePermissionFlags"); 3471 3472 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3473 "updatePermissionFlags"); 3474 3475 // Only the system can change system fixed flags. 3476 if (getCallingUid() != Process.SYSTEM_UID) { 3477 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3478 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3479 } 3480 3481 synchronized (mPackages) { 3482 final PackageParser.Package pkg = mPackages.get(packageName); 3483 if (pkg == null) { 3484 throw new IllegalArgumentException("Unknown package: " + packageName); 3485 } 3486 3487 final BasePermission bp = mSettings.mPermissions.get(name); 3488 if (bp == null) { 3489 throw new IllegalArgumentException("Unknown permission: " + name); 3490 } 3491 3492 SettingBase sb = (SettingBase) pkg.mExtras; 3493 if (sb == null) { 3494 throw new IllegalArgumentException("Unknown package: " + packageName); 3495 } 3496 3497 PermissionsState permissionsState = sb.getPermissionsState(); 3498 3499 // Only the package manager can change flags for system component permissions. 3500 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3501 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3502 return; 3503 } 3504 3505 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3506 3507 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3508 // Install and runtime permissions are stored in different places, 3509 // so figure out what permission changed and persist the change. 3510 if (permissionsState.getInstallPermissionState(name) != null) { 3511 scheduleWriteSettingsLocked(); 3512 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3513 || hadState) { 3514 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3515 } 3516 } 3517 } 3518 } 3519 3520 /** 3521 * Update the permission flags for all packages and runtime permissions of a user in order 3522 * to allow device or profile owner to remove POLICY_FIXED. 3523 */ 3524 @Override 3525 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3526 if (!sUserManager.exists(userId)) { 3527 return; 3528 } 3529 3530 mContext.enforceCallingOrSelfPermission( 3531 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3532 "updatePermissionFlagsForAllApps"); 3533 3534 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3535 "updatePermissionFlagsForAllApps"); 3536 3537 // Only the system can change system fixed flags. 3538 if (getCallingUid() != Process.SYSTEM_UID) { 3539 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3540 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3541 } 3542 3543 synchronized (mPackages) { 3544 boolean changed = false; 3545 final int packageCount = mPackages.size(); 3546 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3547 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3548 SettingBase sb = (SettingBase) pkg.mExtras; 3549 if (sb == null) { 3550 continue; 3551 } 3552 PermissionsState permissionsState = sb.getPermissionsState(); 3553 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3554 userId, flagMask, flagValues); 3555 } 3556 if (changed) { 3557 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3558 } 3559 } 3560 } 3561 3562 @Override 3563 public boolean shouldShowRequestPermissionRationale(String permissionName, 3564 String packageName, int userId) { 3565 if (UserHandle.getCallingUserId() != userId) { 3566 mContext.enforceCallingPermission( 3567 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3568 "canShowRequestPermissionRationale for user " + userId); 3569 } 3570 3571 final int uid = getPackageUid(packageName, userId); 3572 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3573 return false; 3574 } 3575 3576 if (checkPermission(permissionName, packageName, userId) 3577 == PackageManager.PERMISSION_GRANTED) { 3578 return false; 3579 } 3580 3581 final int flags; 3582 3583 final long identity = Binder.clearCallingIdentity(); 3584 try { 3585 flags = getPermissionFlags(permissionName, 3586 packageName, userId); 3587 } finally { 3588 Binder.restoreCallingIdentity(identity); 3589 } 3590 3591 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3592 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3593 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3594 3595 if ((flags & fixedFlags) != 0) { 3596 return false; 3597 } 3598 3599 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3600 } 3601 3602 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3603 BasePermission bp = mSettings.mPermissions.get(permission); 3604 if (bp == null) { 3605 throw new SecurityException("Missing " + permission + " permission"); 3606 } 3607 3608 SettingBase sb = (SettingBase) pkg.mExtras; 3609 PermissionsState permissionsState = sb.getPermissionsState(); 3610 3611 if (permissionsState.grantInstallPermission(bp) != 3612 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3613 scheduleWriteSettingsLocked(); 3614 } 3615 } 3616 3617 @Override 3618 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3619 mContext.enforceCallingOrSelfPermission( 3620 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3621 "addOnPermissionsChangeListener"); 3622 3623 synchronized (mPackages) { 3624 mOnPermissionChangeListeners.addListenerLocked(listener); 3625 } 3626 } 3627 3628 @Override 3629 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3630 synchronized (mPackages) { 3631 mOnPermissionChangeListeners.removeListenerLocked(listener); 3632 } 3633 } 3634 3635 @Override 3636 public boolean isProtectedBroadcast(String actionName) { 3637 synchronized (mPackages) { 3638 return mProtectedBroadcasts.contains(actionName); 3639 } 3640 } 3641 3642 @Override 3643 public int checkSignatures(String pkg1, String pkg2) { 3644 synchronized (mPackages) { 3645 final PackageParser.Package p1 = mPackages.get(pkg1); 3646 final PackageParser.Package p2 = mPackages.get(pkg2); 3647 if (p1 == null || p1.mExtras == null 3648 || p2 == null || p2.mExtras == null) { 3649 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3650 } 3651 return compareSignatures(p1.mSignatures, p2.mSignatures); 3652 } 3653 } 3654 3655 @Override 3656 public int checkUidSignatures(int uid1, int uid2) { 3657 // Map to base uids. 3658 uid1 = UserHandle.getAppId(uid1); 3659 uid2 = UserHandle.getAppId(uid2); 3660 // reader 3661 synchronized (mPackages) { 3662 Signature[] s1; 3663 Signature[] s2; 3664 Object obj = mSettings.getUserIdLPr(uid1); 3665 if (obj != null) { 3666 if (obj instanceof SharedUserSetting) { 3667 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3668 } else if (obj instanceof PackageSetting) { 3669 s1 = ((PackageSetting)obj).signatures.mSignatures; 3670 } else { 3671 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3672 } 3673 } else { 3674 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3675 } 3676 obj = mSettings.getUserIdLPr(uid2); 3677 if (obj != null) { 3678 if (obj instanceof SharedUserSetting) { 3679 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3680 } else if (obj instanceof PackageSetting) { 3681 s2 = ((PackageSetting)obj).signatures.mSignatures; 3682 } else { 3683 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3684 } 3685 } else { 3686 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3687 } 3688 return compareSignatures(s1, s2); 3689 } 3690 } 3691 3692 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3693 final long identity = Binder.clearCallingIdentity(); 3694 try { 3695 if (sb instanceof SharedUserSetting) { 3696 SharedUserSetting sus = (SharedUserSetting) sb; 3697 final int packageCount = sus.packages.size(); 3698 for (int i = 0; i < packageCount; i++) { 3699 PackageSetting susPs = sus.packages.valueAt(i); 3700 if (userId == UserHandle.USER_ALL) { 3701 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3702 } else { 3703 final int uid = UserHandle.getUid(userId, susPs.appId); 3704 killUid(uid, reason); 3705 } 3706 } 3707 } else if (sb instanceof PackageSetting) { 3708 PackageSetting ps = (PackageSetting) sb; 3709 if (userId == UserHandle.USER_ALL) { 3710 killApplication(ps.pkg.packageName, ps.appId, reason); 3711 } else { 3712 final int uid = UserHandle.getUid(userId, ps.appId); 3713 killUid(uid, reason); 3714 } 3715 } 3716 } finally { 3717 Binder.restoreCallingIdentity(identity); 3718 } 3719 } 3720 3721 private static void killUid(int uid, String reason) { 3722 IActivityManager am = ActivityManagerNative.getDefault(); 3723 if (am != null) { 3724 try { 3725 am.killUid(uid, reason); 3726 } catch (RemoteException e) { 3727 /* ignore - same process */ 3728 } 3729 } 3730 } 3731 3732 /** 3733 * Compares two sets of signatures. Returns: 3734 * <br /> 3735 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3736 * <br /> 3737 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3738 * <br /> 3739 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3740 * <br /> 3741 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3742 * <br /> 3743 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3744 */ 3745 static int compareSignatures(Signature[] s1, Signature[] s2) { 3746 if (s1 == null) { 3747 return s2 == null 3748 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3749 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3750 } 3751 3752 if (s2 == null) { 3753 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3754 } 3755 3756 if (s1.length != s2.length) { 3757 return PackageManager.SIGNATURE_NO_MATCH; 3758 } 3759 3760 // Since both signature sets are of size 1, we can compare without HashSets. 3761 if (s1.length == 1) { 3762 return s1[0].equals(s2[0]) ? 3763 PackageManager.SIGNATURE_MATCH : 3764 PackageManager.SIGNATURE_NO_MATCH; 3765 } 3766 3767 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3768 for (Signature sig : s1) { 3769 set1.add(sig); 3770 } 3771 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3772 for (Signature sig : s2) { 3773 set2.add(sig); 3774 } 3775 // Make sure s2 contains all signatures in s1. 3776 if (set1.equals(set2)) { 3777 return PackageManager.SIGNATURE_MATCH; 3778 } 3779 return PackageManager.SIGNATURE_NO_MATCH; 3780 } 3781 3782 /** 3783 * If the database version for this type of package (internal storage or 3784 * external storage) is less than the version where package signatures 3785 * were updated, return true. 3786 */ 3787 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3788 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3789 DatabaseVersion.SIGNATURE_END_ENTITY)) 3790 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3791 DatabaseVersion.SIGNATURE_END_ENTITY)); 3792 } 3793 3794 /** 3795 * Used for backward compatibility to make sure any packages with 3796 * certificate chains get upgraded to the new style. {@code existingSigs} 3797 * will be in the old format (since they were stored on disk from before the 3798 * system upgrade) and {@code scannedSigs} will be in the newer format. 3799 */ 3800 private int compareSignaturesCompat(PackageSignatures existingSigs, 3801 PackageParser.Package scannedPkg) { 3802 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3803 return PackageManager.SIGNATURE_NO_MATCH; 3804 } 3805 3806 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3807 for (Signature sig : existingSigs.mSignatures) { 3808 existingSet.add(sig); 3809 } 3810 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3811 for (Signature sig : scannedPkg.mSignatures) { 3812 try { 3813 Signature[] chainSignatures = sig.getChainSignatures(); 3814 for (Signature chainSig : chainSignatures) { 3815 scannedCompatSet.add(chainSig); 3816 } 3817 } catch (CertificateEncodingException e) { 3818 scannedCompatSet.add(sig); 3819 } 3820 } 3821 /* 3822 * Make sure the expanded scanned set contains all signatures in the 3823 * existing one. 3824 */ 3825 if (scannedCompatSet.equals(existingSet)) { 3826 // Migrate the old signatures to the new scheme. 3827 existingSigs.assignSignatures(scannedPkg.mSignatures); 3828 // The new KeySets will be re-added later in the scanning process. 3829 synchronized (mPackages) { 3830 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3831 } 3832 return PackageManager.SIGNATURE_MATCH; 3833 } 3834 return PackageManager.SIGNATURE_NO_MATCH; 3835 } 3836 3837 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3838 if (isExternal(scannedPkg)) { 3839 return mSettings.isExternalDatabaseVersionOlderThan( 3840 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3841 } else { 3842 return mSettings.isInternalDatabaseVersionOlderThan( 3843 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3844 } 3845 } 3846 3847 private int compareSignaturesRecover(PackageSignatures existingSigs, 3848 PackageParser.Package scannedPkg) { 3849 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3850 return PackageManager.SIGNATURE_NO_MATCH; 3851 } 3852 3853 String msg = null; 3854 try { 3855 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3856 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3857 + scannedPkg.packageName); 3858 return PackageManager.SIGNATURE_MATCH; 3859 } 3860 } catch (CertificateException e) { 3861 msg = e.getMessage(); 3862 } 3863 3864 logCriticalInfo(Log.INFO, 3865 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3866 return PackageManager.SIGNATURE_NO_MATCH; 3867 } 3868 3869 @Override 3870 public String[] getPackagesForUid(int uid) { 3871 uid = UserHandle.getAppId(uid); 3872 // reader 3873 synchronized (mPackages) { 3874 Object obj = mSettings.getUserIdLPr(uid); 3875 if (obj instanceof SharedUserSetting) { 3876 final SharedUserSetting sus = (SharedUserSetting) obj; 3877 final int N = sus.packages.size(); 3878 final String[] res = new String[N]; 3879 final Iterator<PackageSetting> it = sus.packages.iterator(); 3880 int i = 0; 3881 while (it.hasNext()) { 3882 res[i++] = it.next().name; 3883 } 3884 return res; 3885 } else if (obj instanceof PackageSetting) { 3886 final PackageSetting ps = (PackageSetting) obj; 3887 return new String[] { ps.name }; 3888 } 3889 } 3890 return null; 3891 } 3892 3893 @Override 3894 public String getNameForUid(int uid) { 3895 // reader 3896 synchronized (mPackages) { 3897 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3898 if (obj instanceof SharedUserSetting) { 3899 final SharedUserSetting sus = (SharedUserSetting) obj; 3900 return sus.name + ":" + sus.userId; 3901 } else if (obj instanceof PackageSetting) { 3902 final PackageSetting ps = (PackageSetting) obj; 3903 return ps.name; 3904 } 3905 } 3906 return null; 3907 } 3908 3909 @Override 3910 public int getUidForSharedUser(String sharedUserName) { 3911 if(sharedUserName == null) { 3912 return -1; 3913 } 3914 // reader 3915 synchronized (mPackages) { 3916 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3917 if (suid == null) { 3918 return -1; 3919 } 3920 return suid.userId; 3921 } 3922 } 3923 3924 @Override 3925 public int getFlagsForUid(int uid) { 3926 synchronized (mPackages) { 3927 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3928 if (obj instanceof SharedUserSetting) { 3929 final SharedUserSetting sus = (SharedUserSetting) obj; 3930 return sus.pkgFlags; 3931 } else if (obj instanceof PackageSetting) { 3932 final PackageSetting ps = (PackageSetting) obj; 3933 return ps.pkgFlags; 3934 } 3935 } 3936 return 0; 3937 } 3938 3939 @Override 3940 public int getPrivateFlagsForUid(int uid) { 3941 synchronized (mPackages) { 3942 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3943 if (obj instanceof SharedUserSetting) { 3944 final SharedUserSetting sus = (SharedUserSetting) obj; 3945 return sus.pkgPrivateFlags; 3946 } else if (obj instanceof PackageSetting) { 3947 final PackageSetting ps = (PackageSetting) obj; 3948 return ps.pkgPrivateFlags; 3949 } 3950 } 3951 return 0; 3952 } 3953 3954 @Override 3955 public boolean isUidPrivileged(int uid) { 3956 uid = UserHandle.getAppId(uid); 3957 // reader 3958 synchronized (mPackages) { 3959 Object obj = mSettings.getUserIdLPr(uid); 3960 if (obj instanceof SharedUserSetting) { 3961 final SharedUserSetting sus = (SharedUserSetting) obj; 3962 final Iterator<PackageSetting> it = sus.packages.iterator(); 3963 while (it.hasNext()) { 3964 if (it.next().isPrivileged()) { 3965 return true; 3966 } 3967 } 3968 } else if (obj instanceof PackageSetting) { 3969 final PackageSetting ps = (PackageSetting) obj; 3970 return ps.isPrivileged(); 3971 } 3972 } 3973 return false; 3974 } 3975 3976 @Override 3977 public String[] getAppOpPermissionPackages(String permissionName) { 3978 synchronized (mPackages) { 3979 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3980 if (pkgs == null) { 3981 return null; 3982 } 3983 return pkgs.toArray(new String[pkgs.size()]); 3984 } 3985 } 3986 3987 @Override 3988 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3989 int flags, int userId) { 3990 if (!sUserManager.exists(userId)) return null; 3991 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3992 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3993 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3994 } 3995 3996 @Override 3997 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3998 IntentFilter filter, int match, ComponentName activity) { 3999 final int userId = UserHandle.getCallingUserId(); 4000 if (DEBUG_PREFERRED) { 4001 Log.v(TAG, "setLastChosenActivity intent=" + intent 4002 + " resolvedType=" + resolvedType 4003 + " flags=" + flags 4004 + " filter=" + filter 4005 + " match=" + match 4006 + " activity=" + activity); 4007 filter.dump(new PrintStreamPrinter(System.out), " "); 4008 } 4009 intent.setComponent(null); 4010 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4011 // Find any earlier preferred or last chosen entries and nuke them 4012 findPreferredActivity(intent, resolvedType, 4013 flags, query, 0, false, true, false, userId); 4014 // Add the new activity as the last chosen for this filter 4015 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4016 "Setting last chosen"); 4017 } 4018 4019 @Override 4020 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4021 final int userId = UserHandle.getCallingUserId(); 4022 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4023 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4024 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4025 false, false, false, userId); 4026 } 4027 4028 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4029 int flags, List<ResolveInfo> query, int userId) { 4030 if (query != null) { 4031 final int N = query.size(); 4032 if (N == 1) { 4033 return query.get(0); 4034 } else if (N > 1) { 4035 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4036 // If there is more than one activity with the same priority, 4037 // then let the user decide between them. 4038 ResolveInfo r0 = query.get(0); 4039 ResolveInfo r1 = query.get(1); 4040 if (DEBUG_INTENT_MATCHING || debug) { 4041 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4042 + r1.activityInfo.name + "=" + r1.priority); 4043 } 4044 // If the first activity has a higher priority, or a different 4045 // default, then it is always desireable to pick it. 4046 if (r0.priority != r1.priority 4047 || r0.preferredOrder != r1.preferredOrder 4048 || r0.isDefault != r1.isDefault) { 4049 return query.get(0); 4050 } 4051 // If we have saved a preference for a preferred activity for 4052 // this Intent, use that. 4053 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4054 flags, query, r0.priority, true, false, debug, userId); 4055 if (ri != null) { 4056 return ri; 4057 } 4058 if (userId != 0) { 4059 ri = new ResolveInfo(mResolveInfo); 4060 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4061 ri.activityInfo.applicationInfo = new ApplicationInfo( 4062 ri.activityInfo.applicationInfo); 4063 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4064 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4065 return ri; 4066 } 4067 return mResolveInfo; 4068 } 4069 } 4070 return null; 4071 } 4072 4073 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4074 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4075 final int N = query.size(); 4076 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4077 .get(userId); 4078 // Get the list of persistent preferred activities that handle the intent 4079 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4080 List<PersistentPreferredActivity> pprefs = ppir != null 4081 ? ppir.queryIntent(intent, resolvedType, 4082 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4083 : null; 4084 if (pprefs != null && pprefs.size() > 0) { 4085 final int M = pprefs.size(); 4086 for (int i=0; i<M; i++) { 4087 final PersistentPreferredActivity ppa = pprefs.get(i); 4088 if (DEBUG_PREFERRED || debug) { 4089 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4090 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4091 + "\n component=" + ppa.mComponent); 4092 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4093 } 4094 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4095 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4096 if (DEBUG_PREFERRED || debug) { 4097 Slog.v(TAG, "Found persistent preferred activity:"); 4098 if (ai != null) { 4099 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4100 } else { 4101 Slog.v(TAG, " null"); 4102 } 4103 } 4104 if (ai == null) { 4105 // This previously registered persistent preferred activity 4106 // component is no longer known. Ignore it and do NOT remove it. 4107 continue; 4108 } 4109 for (int j=0; j<N; j++) { 4110 final ResolveInfo ri = query.get(j); 4111 if (!ri.activityInfo.applicationInfo.packageName 4112 .equals(ai.applicationInfo.packageName)) { 4113 continue; 4114 } 4115 if (!ri.activityInfo.name.equals(ai.name)) { 4116 continue; 4117 } 4118 // Found a persistent preference that can handle the intent. 4119 if (DEBUG_PREFERRED || debug) { 4120 Slog.v(TAG, "Returning persistent preferred activity: " + 4121 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4122 } 4123 return ri; 4124 } 4125 } 4126 } 4127 return null; 4128 } 4129 4130 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4131 List<ResolveInfo> query, int priority, boolean always, 4132 boolean removeMatches, boolean debug, int userId) { 4133 if (!sUserManager.exists(userId)) return null; 4134 // writer 4135 synchronized (mPackages) { 4136 if (intent.getSelector() != null) { 4137 intent = intent.getSelector(); 4138 } 4139 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4140 4141 // Try to find a matching persistent preferred activity. 4142 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4143 debug, userId); 4144 4145 // If a persistent preferred activity matched, use it. 4146 if (pri != null) { 4147 return pri; 4148 } 4149 4150 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4151 // Get the list of preferred activities that handle the intent 4152 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4153 List<PreferredActivity> prefs = pir != null 4154 ? pir.queryIntent(intent, resolvedType, 4155 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4156 : null; 4157 if (prefs != null && prefs.size() > 0) { 4158 boolean changed = false; 4159 try { 4160 // First figure out how good the original match set is. 4161 // We will only allow preferred activities that came 4162 // from the same match quality. 4163 int match = 0; 4164 4165 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4166 4167 final int N = query.size(); 4168 for (int j=0; j<N; j++) { 4169 final ResolveInfo ri = query.get(j); 4170 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4171 + ": 0x" + Integer.toHexString(match)); 4172 if (ri.match > match) { 4173 match = ri.match; 4174 } 4175 } 4176 4177 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4178 + Integer.toHexString(match)); 4179 4180 match &= IntentFilter.MATCH_CATEGORY_MASK; 4181 final int M = prefs.size(); 4182 for (int i=0; i<M; i++) { 4183 final PreferredActivity pa = prefs.get(i); 4184 if (DEBUG_PREFERRED || debug) { 4185 Slog.v(TAG, "Checking PreferredActivity ds=" 4186 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4187 + "\n component=" + pa.mPref.mComponent); 4188 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4189 } 4190 if (pa.mPref.mMatch != match) { 4191 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4192 + Integer.toHexString(pa.mPref.mMatch)); 4193 continue; 4194 } 4195 // If it's not an "always" type preferred activity and that's what we're 4196 // looking for, skip it. 4197 if (always && !pa.mPref.mAlways) { 4198 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4199 continue; 4200 } 4201 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4202 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4203 if (DEBUG_PREFERRED || debug) { 4204 Slog.v(TAG, "Found preferred activity:"); 4205 if (ai != null) { 4206 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4207 } else { 4208 Slog.v(TAG, " null"); 4209 } 4210 } 4211 if (ai == null) { 4212 // This previously registered preferred activity 4213 // component is no longer known. Most likely an update 4214 // to the app was installed and in the new version this 4215 // component no longer exists. Clean it up by removing 4216 // it from the preferred activities list, and skip it. 4217 Slog.w(TAG, "Removing dangling preferred activity: " 4218 + pa.mPref.mComponent); 4219 pir.removeFilter(pa); 4220 changed = true; 4221 continue; 4222 } 4223 for (int j=0; j<N; j++) { 4224 final ResolveInfo ri = query.get(j); 4225 if (!ri.activityInfo.applicationInfo.packageName 4226 .equals(ai.applicationInfo.packageName)) { 4227 continue; 4228 } 4229 if (!ri.activityInfo.name.equals(ai.name)) { 4230 continue; 4231 } 4232 4233 if (removeMatches) { 4234 pir.removeFilter(pa); 4235 changed = true; 4236 if (DEBUG_PREFERRED) { 4237 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4238 } 4239 break; 4240 } 4241 4242 // Okay we found a previously set preferred or last chosen app. 4243 // If the result set is different from when this 4244 // was created, we need to clear it and re-ask the 4245 // user their preference, if we're looking for an "always" type entry. 4246 if (always && !pa.mPref.sameSet(query)) { 4247 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4248 + intent + " type " + resolvedType); 4249 if (DEBUG_PREFERRED) { 4250 Slog.v(TAG, "Removing preferred activity since set changed " 4251 + pa.mPref.mComponent); 4252 } 4253 pir.removeFilter(pa); 4254 // Re-add the filter as a "last chosen" entry (!always) 4255 PreferredActivity lastChosen = new PreferredActivity( 4256 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4257 pir.addFilter(lastChosen); 4258 changed = true; 4259 return null; 4260 } 4261 4262 // Yay! Either the set matched or we're looking for the last chosen 4263 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4264 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4265 return ri; 4266 } 4267 } 4268 } finally { 4269 if (changed) { 4270 if (DEBUG_PREFERRED) { 4271 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4272 } 4273 scheduleWritePackageRestrictionsLocked(userId); 4274 } 4275 } 4276 } 4277 } 4278 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4279 return null; 4280 } 4281 4282 /* 4283 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4284 */ 4285 @Override 4286 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4287 int targetUserId) { 4288 mContext.enforceCallingOrSelfPermission( 4289 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4290 List<CrossProfileIntentFilter> matches = 4291 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4292 if (matches != null) { 4293 int size = matches.size(); 4294 for (int i = 0; i < size; i++) { 4295 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4296 } 4297 } 4298 if (hasWebURI(intent)) { 4299 // cross-profile app linking works only towards the parent. 4300 final UserInfo parent = getProfileParent(sourceUserId); 4301 synchronized(mPackages) { 4302 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4303 parent.id) != null; 4304 } 4305 } 4306 return false; 4307 } 4308 4309 private UserInfo getProfileParent(int userId) { 4310 final long identity = Binder.clearCallingIdentity(); 4311 try { 4312 return sUserManager.getProfileParent(userId); 4313 } finally { 4314 Binder.restoreCallingIdentity(identity); 4315 } 4316 } 4317 4318 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4319 String resolvedType, int userId) { 4320 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4321 if (resolver != null) { 4322 return resolver.queryIntent(intent, resolvedType, false, userId); 4323 } 4324 return null; 4325 } 4326 4327 @Override 4328 public List<ResolveInfo> queryIntentActivities(Intent intent, 4329 String resolvedType, int flags, int userId) { 4330 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4331 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4332 ComponentName comp = intent.getComponent(); 4333 if (comp == null) { 4334 if (intent.getSelector() != null) { 4335 intent = intent.getSelector(); 4336 comp = intent.getComponent(); 4337 } 4338 } 4339 4340 if (comp != null) { 4341 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4342 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4343 if (ai != null) { 4344 final ResolveInfo ri = new ResolveInfo(); 4345 ri.activityInfo = ai; 4346 list.add(ri); 4347 } 4348 return list; 4349 } 4350 4351 // reader 4352 synchronized (mPackages) { 4353 final String pkgName = intent.getPackage(); 4354 if (pkgName == null) { 4355 List<CrossProfileIntentFilter> matchingFilters = 4356 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4357 // Check for results that need to skip the current profile. 4358 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4359 resolvedType, flags, userId); 4360 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4361 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4362 result.add(xpResolveInfo); 4363 return filterIfNotPrimaryUser(result, userId); 4364 } 4365 4366 // Check for results in the current profile. 4367 List<ResolveInfo> result = mActivities.queryIntent( 4368 intent, resolvedType, flags, userId); 4369 4370 // Check for cross profile results. 4371 xpResolveInfo = queryCrossProfileIntents( 4372 matchingFilters, intent, resolvedType, flags, userId); 4373 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4374 result.add(xpResolveInfo); 4375 Collections.sort(result, mResolvePrioritySorter); 4376 } 4377 result = filterIfNotPrimaryUser(result, userId); 4378 if (hasWebURI(intent)) { 4379 CrossProfileDomainInfo xpDomainInfo = null; 4380 final UserInfo parent = getProfileParent(userId); 4381 if (parent != null) { 4382 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4383 flags, userId, parent.id); 4384 } 4385 if (xpDomainInfo != null) { 4386 if (xpResolveInfo != null) { 4387 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4388 // in the result. 4389 result.remove(xpResolveInfo); 4390 } 4391 if (result.size() == 0) { 4392 result.add(xpDomainInfo.resolveInfo); 4393 return result; 4394 } 4395 } else if (result.size() <= 1) { 4396 return result; 4397 } 4398 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4399 xpDomainInfo); 4400 Collections.sort(result, mResolvePrioritySorter); 4401 } 4402 return result; 4403 } 4404 final PackageParser.Package pkg = mPackages.get(pkgName); 4405 if (pkg != null) { 4406 return filterIfNotPrimaryUser( 4407 mActivities.queryIntentForPackage( 4408 intent, resolvedType, flags, pkg.activities, userId), 4409 userId); 4410 } 4411 return new ArrayList<ResolveInfo>(); 4412 } 4413 } 4414 4415 private static class CrossProfileDomainInfo { 4416 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4417 ResolveInfo resolveInfo; 4418 /* Best domain verification status of the activities found in the other profile */ 4419 int bestDomainVerificationStatus; 4420 } 4421 4422 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4423 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4424 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4425 sourceUserId)) { 4426 return null; 4427 } 4428 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4429 resolvedType, flags, parentUserId); 4430 4431 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4432 return null; 4433 } 4434 CrossProfileDomainInfo result = null; 4435 int size = resultTargetUser.size(); 4436 for (int i = 0; i < size; i++) { 4437 ResolveInfo riTargetUser = resultTargetUser.get(i); 4438 // Intent filter verification is only for filters that specify a host. So don't return 4439 // those that handle all web uris. 4440 if (riTargetUser.handleAllWebDataURI) { 4441 continue; 4442 } 4443 String packageName = riTargetUser.activityInfo.packageName; 4444 PackageSetting ps = mSettings.mPackages.get(packageName); 4445 if (ps == null) { 4446 continue; 4447 } 4448 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4449 if (result == null) { 4450 result = new CrossProfileDomainInfo(); 4451 result.resolveInfo = 4452 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4453 result.bestDomainVerificationStatus = status; 4454 } else { 4455 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4456 result.bestDomainVerificationStatus); 4457 } 4458 } 4459 return result; 4460 } 4461 4462 /** 4463 * Verification statuses are ordered from the worse to the best, except for 4464 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4465 */ 4466 private int bestDomainVerificationStatus(int status1, int status2) { 4467 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4468 return status2; 4469 } 4470 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4471 return status1; 4472 } 4473 return (int) MathUtils.max(status1, status2); 4474 } 4475 4476 private boolean isUserEnabled(int userId) { 4477 long callingId = Binder.clearCallingIdentity(); 4478 try { 4479 UserInfo userInfo = sUserManager.getUserInfo(userId); 4480 return userInfo != null && userInfo.isEnabled(); 4481 } finally { 4482 Binder.restoreCallingIdentity(callingId); 4483 } 4484 } 4485 4486 /** 4487 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4488 * 4489 * @return filtered list 4490 */ 4491 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4492 if (userId == UserHandle.USER_OWNER) { 4493 return resolveInfos; 4494 } 4495 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4496 ResolveInfo info = resolveInfos.get(i); 4497 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4498 resolveInfos.remove(i); 4499 } 4500 } 4501 return resolveInfos; 4502 } 4503 4504 private static boolean hasWebURI(Intent intent) { 4505 if (intent.getData() == null) { 4506 return false; 4507 } 4508 final String scheme = intent.getScheme(); 4509 if (TextUtils.isEmpty(scheme)) { 4510 return false; 4511 } 4512 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4513 } 4514 4515 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4516 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4517 if (DEBUG_PREFERRED) { 4518 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4519 candidates.size()); 4520 } 4521 4522 final int userId = UserHandle.getCallingUserId(); 4523 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4524 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4525 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4526 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4527 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4528 4529 synchronized (mPackages) { 4530 final int count = candidates.size(); 4531 // First, try to use the domain preferred app. Partition the candidates into four lists: 4532 // one for the final results, one for the "do not use ever", one for "undefined status" 4533 // and finally one for "Browser App type". 4534 for (int n=0; n<count; n++) { 4535 ResolveInfo info = candidates.get(n); 4536 String packageName = info.activityInfo.packageName; 4537 PackageSetting ps = mSettings.mPackages.get(packageName); 4538 if (ps != null) { 4539 // Add to the special match all list (Browser use case) 4540 if (info.handleAllWebDataURI) { 4541 matchAllList.add(info); 4542 continue; 4543 } 4544 // Try to get the status from User settings first 4545 int status = getDomainVerificationStatusLPr(ps, userId); 4546 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4547 alwaysList.add(info); 4548 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4549 neverList.add(info); 4550 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4551 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4552 undefinedList.add(info); 4553 } 4554 } 4555 } 4556 // First try to add the "always" resolution for the current user if there is any 4557 if (alwaysList.size() > 0) { 4558 result.addAll(alwaysList); 4559 // if there is an "always" for the parent user, add it. 4560 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4561 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4562 result.add(xpDomainInfo.resolveInfo); 4563 } else { 4564 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4565 result.addAll(undefinedList); 4566 if (xpDomainInfo != null && ( 4567 xpDomainInfo.bestDomainVerificationStatus 4568 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4569 || xpDomainInfo.bestDomainVerificationStatus 4570 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4571 result.add(xpDomainInfo.resolveInfo); 4572 } 4573 // Also add Browsers (all of them or only the default one) 4574 if ((flags & MATCH_ALL) != 0) { 4575 result.addAll(matchAllList); 4576 } else { 4577 // Try to add the Default Browser if we can 4578 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4579 UserHandle.myUserId()); 4580 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4581 boolean defaultBrowserFound = false; 4582 final int browserCount = matchAllList.size(); 4583 for (int n=0; n<browserCount; n++) { 4584 ResolveInfo browser = matchAllList.get(n); 4585 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4586 result.add(browser); 4587 defaultBrowserFound = true; 4588 break; 4589 } 4590 } 4591 if (!defaultBrowserFound) { 4592 result.addAll(matchAllList); 4593 } 4594 } else { 4595 result.addAll(matchAllList); 4596 } 4597 } 4598 4599 // If there is nothing selected, add all candidates and remove the ones that the User 4600 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4601 if (result.size() == 0) { 4602 result.addAll(candidates); 4603 result.removeAll(neverList); 4604 } 4605 } 4606 } 4607 if (DEBUG_PREFERRED) { 4608 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4609 result.size()); 4610 } 4611 return result; 4612 } 4613 4614 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4615 int status = ps.getDomainVerificationStatusForUser(userId); 4616 // if none available, get the master status 4617 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4618 if (ps.getIntentFilterVerificationInfo() != null) { 4619 status = ps.getIntentFilterVerificationInfo().getStatus(); 4620 } 4621 } 4622 return status; 4623 } 4624 4625 private ResolveInfo querySkipCurrentProfileIntents( 4626 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4627 int flags, int sourceUserId) { 4628 if (matchingFilters != null) { 4629 int size = matchingFilters.size(); 4630 for (int i = 0; i < size; i ++) { 4631 CrossProfileIntentFilter filter = matchingFilters.get(i); 4632 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4633 // Checking if there are activities in the target user that can handle the 4634 // intent. 4635 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4636 flags, sourceUserId); 4637 if (resolveInfo != null) { 4638 return resolveInfo; 4639 } 4640 } 4641 } 4642 } 4643 return null; 4644 } 4645 4646 // Return matching ResolveInfo if any for skip current profile intent filters. 4647 private ResolveInfo queryCrossProfileIntents( 4648 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4649 int flags, int sourceUserId) { 4650 if (matchingFilters != null) { 4651 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4652 // match the same intent. For performance reasons, it is better not to 4653 // run queryIntent twice for the same userId 4654 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4655 int size = matchingFilters.size(); 4656 for (int i = 0; i < size; i++) { 4657 CrossProfileIntentFilter filter = matchingFilters.get(i); 4658 int targetUserId = filter.getTargetUserId(); 4659 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4660 && !alreadyTriedUserIds.get(targetUserId)) { 4661 // Checking if there are activities in the target user that can handle the 4662 // intent. 4663 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4664 flags, sourceUserId); 4665 if (resolveInfo != null) return resolveInfo; 4666 alreadyTriedUserIds.put(targetUserId, true); 4667 } 4668 } 4669 } 4670 return null; 4671 } 4672 4673 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4674 String resolvedType, int flags, int sourceUserId) { 4675 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4676 resolvedType, flags, filter.getTargetUserId()); 4677 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4678 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4679 } 4680 return null; 4681 } 4682 4683 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4684 int sourceUserId, int targetUserId) { 4685 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4686 String className; 4687 if (targetUserId == UserHandle.USER_OWNER) { 4688 className = FORWARD_INTENT_TO_USER_OWNER; 4689 } else { 4690 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4691 } 4692 ComponentName forwardingActivityComponentName = new ComponentName( 4693 mAndroidApplication.packageName, className); 4694 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4695 sourceUserId); 4696 if (targetUserId == UserHandle.USER_OWNER) { 4697 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4698 forwardingResolveInfo.noResourceId = true; 4699 } 4700 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4701 forwardingResolveInfo.priority = 0; 4702 forwardingResolveInfo.preferredOrder = 0; 4703 forwardingResolveInfo.match = 0; 4704 forwardingResolveInfo.isDefault = true; 4705 forwardingResolveInfo.filter = filter; 4706 forwardingResolveInfo.targetUserId = targetUserId; 4707 return forwardingResolveInfo; 4708 } 4709 4710 @Override 4711 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4712 Intent[] specifics, String[] specificTypes, Intent intent, 4713 String resolvedType, int flags, int userId) { 4714 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4715 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4716 false, "query intent activity options"); 4717 final String resultsAction = intent.getAction(); 4718 4719 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4720 | PackageManager.GET_RESOLVED_FILTER, userId); 4721 4722 if (DEBUG_INTENT_MATCHING) { 4723 Log.v(TAG, "Query " + intent + ": " + results); 4724 } 4725 4726 int specificsPos = 0; 4727 int N; 4728 4729 // todo: note that the algorithm used here is O(N^2). This 4730 // isn't a problem in our current environment, but if we start running 4731 // into situations where we have more than 5 or 10 matches then this 4732 // should probably be changed to something smarter... 4733 4734 // First we go through and resolve each of the specific items 4735 // that were supplied, taking care of removing any corresponding 4736 // duplicate items in the generic resolve list. 4737 if (specifics != null) { 4738 for (int i=0; i<specifics.length; i++) { 4739 final Intent sintent = specifics[i]; 4740 if (sintent == null) { 4741 continue; 4742 } 4743 4744 if (DEBUG_INTENT_MATCHING) { 4745 Log.v(TAG, "Specific #" + i + ": " + sintent); 4746 } 4747 4748 String action = sintent.getAction(); 4749 if (resultsAction != null && resultsAction.equals(action)) { 4750 // If this action was explicitly requested, then don't 4751 // remove things that have it. 4752 action = null; 4753 } 4754 4755 ResolveInfo ri = null; 4756 ActivityInfo ai = null; 4757 4758 ComponentName comp = sintent.getComponent(); 4759 if (comp == null) { 4760 ri = resolveIntent( 4761 sintent, 4762 specificTypes != null ? specificTypes[i] : null, 4763 flags, userId); 4764 if (ri == null) { 4765 continue; 4766 } 4767 if (ri == mResolveInfo) { 4768 // ACK! Must do something better with this. 4769 } 4770 ai = ri.activityInfo; 4771 comp = new ComponentName(ai.applicationInfo.packageName, 4772 ai.name); 4773 } else { 4774 ai = getActivityInfo(comp, flags, userId); 4775 if (ai == null) { 4776 continue; 4777 } 4778 } 4779 4780 // Look for any generic query activities that are duplicates 4781 // of this specific one, and remove them from the results. 4782 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4783 N = results.size(); 4784 int j; 4785 for (j=specificsPos; j<N; j++) { 4786 ResolveInfo sri = results.get(j); 4787 if ((sri.activityInfo.name.equals(comp.getClassName()) 4788 && sri.activityInfo.applicationInfo.packageName.equals( 4789 comp.getPackageName())) 4790 || (action != null && sri.filter.matchAction(action))) { 4791 results.remove(j); 4792 if (DEBUG_INTENT_MATCHING) Log.v( 4793 TAG, "Removing duplicate item from " + j 4794 + " due to specific " + specificsPos); 4795 if (ri == null) { 4796 ri = sri; 4797 } 4798 j--; 4799 N--; 4800 } 4801 } 4802 4803 // Add this specific item to its proper place. 4804 if (ri == null) { 4805 ri = new ResolveInfo(); 4806 ri.activityInfo = ai; 4807 } 4808 results.add(specificsPos, ri); 4809 ri.specificIndex = i; 4810 specificsPos++; 4811 } 4812 } 4813 4814 // Now we go through the remaining generic results and remove any 4815 // duplicate actions that are found here. 4816 N = results.size(); 4817 for (int i=specificsPos; i<N-1; i++) { 4818 final ResolveInfo rii = results.get(i); 4819 if (rii.filter == null) { 4820 continue; 4821 } 4822 4823 // Iterate over all of the actions of this result's intent 4824 // filter... typically this should be just one. 4825 final Iterator<String> it = rii.filter.actionsIterator(); 4826 if (it == null) { 4827 continue; 4828 } 4829 while (it.hasNext()) { 4830 final String action = it.next(); 4831 if (resultsAction != null && resultsAction.equals(action)) { 4832 // If this action was explicitly requested, then don't 4833 // remove things that have it. 4834 continue; 4835 } 4836 for (int j=i+1; j<N; j++) { 4837 final ResolveInfo rij = results.get(j); 4838 if (rij.filter != null && rij.filter.hasAction(action)) { 4839 results.remove(j); 4840 if (DEBUG_INTENT_MATCHING) Log.v( 4841 TAG, "Removing duplicate item from " + j 4842 + " due to action " + action + " at " + i); 4843 j--; 4844 N--; 4845 } 4846 } 4847 } 4848 4849 // If the caller didn't request filter information, drop it now 4850 // so we don't have to marshall/unmarshall it. 4851 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4852 rii.filter = null; 4853 } 4854 } 4855 4856 // Filter out the caller activity if so requested. 4857 if (caller != null) { 4858 N = results.size(); 4859 for (int i=0; i<N; i++) { 4860 ActivityInfo ainfo = results.get(i).activityInfo; 4861 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4862 && caller.getClassName().equals(ainfo.name)) { 4863 results.remove(i); 4864 break; 4865 } 4866 } 4867 } 4868 4869 // If the caller didn't request filter information, 4870 // drop them now so we don't have to 4871 // marshall/unmarshall it. 4872 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4873 N = results.size(); 4874 for (int i=0; i<N; i++) { 4875 results.get(i).filter = null; 4876 } 4877 } 4878 4879 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4880 return results; 4881 } 4882 4883 @Override 4884 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4885 int userId) { 4886 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4887 ComponentName comp = intent.getComponent(); 4888 if (comp == null) { 4889 if (intent.getSelector() != null) { 4890 intent = intent.getSelector(); 4891 comp = intent.getComponent(); 4892 } 4893 } 4894 if (comp != null) { 4895 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4896 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4897 if (ai != null) { 4898 ResolveInfo ri = new ResolveInfo(); 4899 ri.activityInfo = ai; 4900 list.add(ri); 4901 } 4902 return list; 4903 } 4904 4905 // reader 4906 synchronized (mPackages) { 4907 String pkgName = intent.getPackage(); 4908 if (pkgName == null) { 4909 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4910 } 4911 final PackageParser.Package pkg = mPackages.get(pkgName); 4912 if (pkg != null) { 4913 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4914 userId); 4915 } 4916 return null; 4917 } 4918 } 4919 4920 @Override 4921 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4922 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4923 if (!sUserManager.exists(userId)) return null; 4924 if (query != null) { 4925 if (query.size() >= 1) { 4926 // If there is more than one service with the same priority, 4927 // just arbitrarily pick the first one. 4928 return query.get(0); 4929 } 4930 } 4931 return null; 4932 } 4933 4934 @Override 4935 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4936 int userId) { 4937 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4938 ComponentName comp = intent.getComponent(); 4939 if (comp == null) { 4940 if (intent.getSelector() != null) { 4941 intent = intent.getSelector(); 4942 comp = intent.getComponent(); 4943 } 4944 } 4945 if (comp != null) { 4946 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4947 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4948 if (si != null) { 4949 final ResolveInfo ri = new ResolveInfo(); 4950 ri.serviceInfo = si; 4951 list.add(ri); 4952 } 4953 return list; 4954 } 4955 4956 // reader 4957 synchronized (mPackages) { 4958 String pkgName = intent.getPackage(); 4959 if (pkgName == null) { 4960 return mServices.queryIntent(intent, resolvedType, flags, userId); 4961 } 4962 final PackageParser.Package pkg = mPackages.get(pkgName); 4963 if (pkg != null) { 4964 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4965 userId); 4966 } 4967 return null; 4968 } 4969 } 4970 4971 @Override 4972 public List<ResolveInfo> queryIntentContentProviders( 4973 Intent intent, String resolvedType, int flags, int userId) { 4974 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4975 ComponentName comp = intent.getComponent(); 4976 if (comp == null) { 4977 if (intent.getSelector() != null) { 4978 intent = intent.getSelector(); 4979 comp = intent.getComponent(); 4980 } 4981 } 4982 if (comp != null) { 4983 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4984 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4985 if (pi != null) { 4986 final ResolveInfo ri = new ResolveInfo(); 4987 ri.providerInfo = pi; 4988 list.add(ri); 4989 } 4990 return list; 4991 } 4992 4993 // reader 4994 synchronized (mPackages) { 4995 String pkgName = intent.getPackage(); 4996 if (pkgName == null) { 4997 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4998 } 4999 final PackageParser.Package pkg = mPackages.get(pkgName); 5000 if (pkg != null) { 5001 return mProviders.queryIntentForPackage( 5002 intent, resolvedType, flags, pkg.providers, userId); 5003 } 5004 return null; 5005 } 5006 } 5007 5008 @Override 5009 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5010 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5011 5012 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5013 5014 // writer 5015 synchronized (mPackages) { 5016 ArrayList<PackageInfo> list; 5017 if (listUninstalled) { 5018 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5019 for (PackageSetting ps : mSettings.mPackages.values()) { 5020 PackageInfo pi; 5021 if (ps.pkg != null) { 5022 pi = generatePackageInfo(ps.pkg, flags, userId); 5023 } else { 5024 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5025 } 5026 if (pi != null) { 5027 list.add(pi); 5028 } 5029 } 5030 } else { 5031 list = new ArrayList<PackageInfo>(mPackages.size()); 5032 for (PackageParser.Package p : mPackages.values()) { 5033 PackageInfo pi = generatePackageInfo(p, flags, userId); 5034 if (pi != null) { 5035 list.add(pi); 5036 } 5037 } 5038 } 5039 5040 return new ParceledListSlice<PackageInfo>(list); 5041 } 5042 } 5043 5044 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5045 String[] permissions, boolean[] tmp, int flags, int userId) { 5046 int numMatch = 0; 5047 final PermissionsState permissionsState = ps.getPermissionsState(); 5048 for (int i=0; i<permissions.length; i++) { 5049 final String permission = permissions[i]; 5050 if (permissionsState.hasPermission(permission, userId)) { 5051 tmp[i] = true; 5052 numMatch++; 5053 } else { 5054 tmp[i] = false; 5055 } 5056 } 5057 if (numMatch == 0) { 5058 return; 5059 } 5060 PackageInfo pi; 5061 if (ps.pkg != null) { 5062 pi = generatePackageInfo(ps.pkg, flags, userId); 5063 } else { 5064 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5065 } 5066 // The above might return null in cases of uninstalled apps or install-state 5067 // skew across users/profiles. 5068 if (pi != null) { 5069 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5070 if (numMatch == permissions.length) { 5071 pi.requestedPermissions = permissions; 5072 } else { 5073 pi.requestedPermissions = new String[numMatch]; 5074 numMatch = 0; 5075 for (int i=0; i<permissions.length; i++) { 5076 if (tmp[i]) { 5077 pi.requestedPermissions[numMatch] = permissions[i]; 5078 numMatch++; 5079 } 5080 } 5081 } 5082 } 5083 list.add(pi); 5084 } 5085 } 5086 5087 @Override 5088 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5089 String[] permissions, int flags, int userId) { 5090 if (!sUserManager.exists(userId)) return null; 5091 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5092 5093 // writer 5094 synchronized (mPackages) { 5095 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5096 boolean[] tmpBools = new boolean[permissions.length]; 5097 if (listUninstalled) { 5098 for (PackageSetting ps : mSettings.mPackages.values()) { 5099 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5100 } 5101 } else { 5102 for (PackageParser.Package pkg : mPackages.values()) { 5103 PackageSetting ps = (PackageSetting)pkg.mExtras; 5104 if (ps != null) { 5105 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5106 userId); 5107 } 5108 } 5109 } 5110 5111 return new ParceledListSlice<PackageInfo>(list); 5112 } 5113 } 5114 5115 @Override 5116 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5117 if (!sUserManager.exists(userId)) return null; 5118 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5119 5120 // writer 5121 synchronized (mPackages) { 5122 ArrayList<ApplicationInfo> list; 5123 if (listUninstalled) { 5124 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5125 for (PackageSetting ps : mSettings.mPackages.values()) { 5126 ApplicationInfo ai; 5127 if (ps.pkg != null) { 5128 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5129 ps.readUserState(userId), userId); 5130 } else { 5131 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5132 } 5133 if (ai != null) { 5134 list.add(ai); 5135 } 5136 } 5137 } else { 5138 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5139 for (PackageParser.Package p : mPackages.values()) { 5140 if (p.mExtras != null) { 5141 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5142 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5143 if (ai != null) { 5144 list.add(ai); 5145 } 5146 } 5147 } 5148 } 5149 5150 return new ParceledListSlice<ApplicationInfo>(list); 5151 } 5152 } 5153 5154 public List<ApplicationInfo> getPersistentApplications(int flags) { 5155 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5156 5157 // reader 5158 synchronized (mPackages) { 5159 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5160 final int userId = UserHandle.getCallingUserId(); 5161 while (i.hasNext()) { 5162 final PackageParser.Package p = i.next(); 5163 if (p.applicationInfo != null 5164 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5165 && (!mSafeMode || isSystemApp(p))) { 5166 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5167 if (ps != null) { 5168 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5169 ps.readUserState(userId), userId); 5170 if (ai != null) { 5171 finalList.add(ai); 5172 } 5173 } 5174 } 5175 } 5176 } 5177 5178 return finalList; 5179 } 5180 5181 @Override 5182 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5183 if (!sUserManager.exists(userId)) return null; 5184 // reader 5185 synchronized (mPackages) { 5186 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5187 PackageSetting ps = provider != null 5188 ? mSettings.mPackages.get(provider.owner.packageName) 5189 : null; 5190 return ps != null 5191 && mSettings.isEnabledLPr(provider.info, flags, userId) 5192 && (!mSafeMode || (provider.info.applicationInfo.flags 5193 &ApplicationInfo.FLAG_SYSTEM) != 0) 5194 ? PackageParser.generateProviderInfo(provider, flags, 5195 ps.readUserState(userId), userId) 5196 : null; 5197 } 5198 } 5199 5200 /** 5201 * @deprecated 5202 */ 5203 @Deprecated 5204 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5205 // reader 5206 synchronized (mPackages) { 5207 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5208 .entrySet().iterator(); 5209 final int userId = UserHandle.getCallingUserId(); 5210 while (i.hasNext()) { 5211 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5212 PackageParser.Provider p = entry.getValue(); 5213 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5214 5215 if (ps != null && p.syncable 5216 && (!mSafeMode || (p.info.applicationInfo.flags 5217 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5218 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5219 ps.readUserState(userId), userId); 5220 if (info != null) { 5221 outNames.add(entry.getKey()); 5222 outInfo.add(info); 5223 } 5224 } 5225 } 5226 } 5227 } 5228 5229 @Override 5230 public List<ProviderInfo> queryContentProviders(String processName, 5231 int uid, int flags) { 5232 ArrayList<ProviderInfo> finalList = null; 5233 // reader 5234 synchronized (mPackages) { 5235 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5236 final int userId = processName != null ? 5237 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5238 while (i.hasNext()) { 5239 final PackageParser.Provider p = i.next(); 5240 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5241 if (ps != null && p.info.authority != null 5242 && (processName == null 5243 || (p.info.processName.equals(processName) 5244 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5245 && mSettings.isEnabledLPr(p.info, flags, userId) 5246 && (!mSafeMode 5247 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5248 if (finalList == null) { 5249 finalList = new ArrayList<ProviderInfo>(3); 5250 } 5251 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5252 ps.readUserState(userId), userId); 5253 if (info != null) { 5254 finalList.add(info); 5255 } 5256 } 5257 } 5258 } 5259 5260 if (finalList != null) { 5261 Collections.sort(finalList, mProviderInitOrderSorter); 5262 } 5263 5264 return finalList; 5265 } 5266 5267 @Override 5268 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5269 int flags) { 5270 // reader 5271 synchronized (mPackages) { 5272 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5273 return PackageParser.generateInstrumentationInfo(i, flags); 5274 } 5275 } 5276 5277 @Override 5278 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5279 int flags) { 5280 ArrayList<InstrumentationInfo> finalList = 5281 new ArrayList<InstrumentationInfo>(); 5282 5283 // reader 5284 synchronized (mPackages) { 5285 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5286 while (i.hasNext()) { 5287 final PackageParser.Instrumentation p = i.next(); 5288 if (targetPackage == null 5289 || targetPackage.equals(p.info.targetPackage)) { 5290 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5291 flags); 5292 if (ii != null) { 5293 finalList.add(ii); 5294 } 5295 } 5296 } 5297 } 5298 5299 return finalList; 5300 } 5301 5302 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5303 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5304 if (overlays == null) { 5305 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5306 return; 5307 } 5308 for (PackageParser.Package opkg : overlays.values()) { 5309 // Not much to do if idmap fails: we already logged the error 5310 // and we certainly don't want to abort installation of pkg simply 5311 // because an overlay didn't fit properly. For these reasons, 5312 // ignore the return value of createIdmapForPackagePairLI. 5313 createIdmapForPackagePairLI(pkg, opkg); 5314 } 5315 } 5316 5317 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5318 PackageParser.Package opkg) { 5319 if (!opkg.mTrustedOverlay) { 5320 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5321 opkg.baseCodePath + ": overlay not trusted"); 5322 return false; 5323 } 5324 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5325 if (overlaySet == null) { 5326 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5327 opkg.baseCodePath + " but target package has no known overlays"); 5328 return false; 5329 } 5330 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5331 // TODO: generate idmap for split APKs 5332 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5333 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5334 + opkg.baseCodePath); 5335 return false; 5336 } 5337 PackageParser.Package[] overlayArray = 5338 overlaySet.values().toArray(new PackageParser.Package[0]); 5339 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5340 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5341 return p1.mOverlayPriority - p2.mOverlayPriority; 5342 } 5343 }; 5344 Arrays.sort(overlayArray, cmp); 5345 5346 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5347 int i = 0; 5348 for (PackageParser.Package p : overlayArray) { 5349 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5350 } 5351 return true; 5352 } 5353 5354 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5355 final File[] files = dir.listFiles(); 5356 if (ArrayUtils.isEmpty(files)) { 5357 Log.d(TAG, "No files in app dir " + dir); 5358 return; 5359 } 5360 5361 if (DEBUG_PACKAGE_SCANNING) { 5362 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5363 + " flags=0x" + Integer.toHexString(parseFlags)); 5364 } 5365 5366 for (File file : files) { 5367 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5368 && !PackageInstallerService.isStageName(file.getName()); 5369 if (!isPackage) { 5370 // Ignore entries which are not packages 5371 continue; 5372 } 5373 try { 5374 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5375 scanFlags, currentTime, null); 5376 } catch (PackageManagerException e) { 5377 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5378 5379 // Delete invalid userdata apps 5380 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5381 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5382 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5383 if (file.isDirectory()) { 5384 mInstaller.rmPackageDir(file.getAbsolutePath()); 5385 } else { 5386 file.delete(); 5387 } 5388 } 5389 } 5390 } 5391 } 5392 5393 private static File getSettingsProblemFile() { 5394 File dataDir = Environment.getDataDirectory(); 5395 File systemDir = new File(dataDir, "system"); 5396 File fname = new File(systemDir, "uiderrors.txt"); 5397 return fname; 5398 } 5399 5400 static void reportSettingsProblem(int priority, String msg) { 5401 logCriticalInfo(priority, msg); 5402 } 5403 5404 static void logCriticalInfo(int priority, String msg) { 5405 Slog.println(priority, TAG, msg); 5406 EventLogTags.writePmCriticalInfo(msg); 5407 try { 5408 File fname = getSettingsProblemFile(); 5409 FileOutputStream out = new FileOutputStream(fname, true); 5410 PrintWriter pw = new FastPrintWriter(out); 5411 SimpleDateFormat formatter = new SimpleDateFormat(); 5412 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5413 pw.println(dateString + ": " + msg); 5414 pw.close(); 5415 FileUtils.setPermissions( 5416 fname.toString(), 5417 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5418 -1, -1); 5419 } catch (java.io.IOException e) { 5420 } 5421 } 5422 5423 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5424 PackageParser.Package pkg, File srcFile, int parseFlags) 5425 throws PackageManagerException { 5426 if (ps != null 5427 && ps.codePath.equals(srcFile) 5428 && ps.timeStamp == srcFile.lastModified() 5429 && !isCompatSignatureUpdateNeeded(pkg) 5430 && !isRecoverSignatureUpdateNeeded(pkg)) { 5431 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5432 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5433 ArraySet<PublicKey> signingKs; 5434 synchronized (mPackages) { 5435 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5436 } 5437 if (ps.signatures.mSignatures != null 5438 && ps.signatures.mSignatures.length != 0 5439 && signingKs != null) { 5440 // Optimization: reuse the existing cached certificates 5441 // if the package appears to be unchanged. 5442 pkg.mSignatures = ps.signatures.mSignatures; 5443 pkg.mSigningKeys = signingKs; 5444 return; 5445 } 5446 5447 Slog.w(TAG, "PackageSetting for " + ps.name 5448 + " is missing signatures. Collecting certs again to recover them."); 5449 } else { 5450 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5451 } 5452 5453 try { 5454 pp.collectCertificates(pkg, parseFlags); 5455 pp.collectManifestDigest(pkg); 5456 } catch (PackageParserException e) { 5457 throw PackageManagerException.from(e); 5458 } 5459 } 5460 5461 /* 5462 * Scan a package and return the newly parsed package. 5463 * Returns null in case of errors and the error code is stored in mLastScanError 5464 */ 5465 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5466 long currentTime, UserHandle user) throws PackageManagerException { 5467 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5468 parseFlags |= mDefParseFlags; 5469 PackageParser pp = new PackageParser(); 5470 pp.setSeparateProcesses(mSeparateProcesses); 5471 pp.setOnlyCoreApps(mOnlyCore); 5472 pp.setDisplayMetrics(mMetrics); 5473 5474 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5475 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5476 } 5477 5478 final PackageParser.Package pkg; 5479 try { 5480 pkg = pp.parsePackage(scanFile, parseFlags); 5481 } catch (PackageParserException e) { 5482 throw PackageManagerException.from(e); 5483 } 5484 5485 PackageSetting ps = null; 5486 PackageSetting updatedPkg; 5487 // reader 5488 synchronized (mPackages) { 5489 // Look to see if we already know about this package. 5490 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5491 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5492 // This package has been renamed to its original name. Let's 5493 // use that. 5494 ps = mSettings.peekPackageLPr(oldName); 5495 } 5496 // If there was no original package, see one for the real package name. 5497 if (ps == null) { 5498 ps = mSettings.peekPackageLPr(pkg.packageName); 5499 } 5500 // Check to see if this package could be hiding/updating a system 5501 // package. Must look for it either under the original or real 5502 // package name depending on our state. 5503 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5504 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5505 } 5506 boolean updatedPkgBetter = false; 5507 // First check if this is a system package that may involve an update 5508 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5509 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5510 // it needs to drop FLAG_PRIVILEGED. 5511 if (locationIsPrivileged(scanFile)) { 5512 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5513 } else { 5514 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5515 } 5516 5517 if (ps != null && !ps.codePath.equals(scanFile)) { 5518 // The path has changed from what was last scanned... check the 5519 // version of the new path against what we have stored to determine 5520 // what to do. 5521 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5522 if (pkg.mVersionCode <= ps.versionCode) { 5523 // The system package has been updated and the code path does not match 5524 // Ignore entry. Skip it. 5525 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5526 + " ignored: updated version " + ps.versionCode 5527 + " better than this " + pkg.mVersionCode); 5528 if (!updatedPkg.codePath.equals(scanFile)) { 5529 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5530 + ps.name + " changing from " + updatedPkg.codePathString 5531 + " to " + scanFile); 5532 updatedPkg.codePath = scanFile; 5533 updatedPkg.codePathString = scanFile.toString(); 5534 updatedPkg.resourcePath = scanFile; 5535 updatedPkg.resourcePathString = scanFile.toString(); 5536 } 5537 updatedPkg.pkg = pkg; 5538 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5539 } else { 5540 // The current app on the system partition is better than 5541 // what we have updated to on the data partition; switch 5542 // back to the system partition version. 5543 // At this point, its safely assumed that package installation for 5544 // apps in system partition will go through. If not there won't be a working 5545 // version of the app 5546 // writer 5547 synchronized (mPackages) { 5548 // Just remove the loaded entries from package lists. 5549 mPackages.remove(ps.name); 5550 } 5551 5552 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5553 + " reverting from " + ps.codePathString 5554 + ": new version " + pkg.mVersionCode 5555 + " better than installed " + ps.versionCode); 5556 5557 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5558 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5559 synchronized (mInstallLock) { 5560 args.cleanUpResourcesLI(); 5561 } 5562 synchronized (mPackages) { 5563 mSettings.enableSystemPackageLPw(ps.name); 5564 } 5565 updatedPkgBetter = true; 5566 } 5567 } 5568 } 5569 5570 if (updatedPkg != null) { 5571 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5572 // initially 5573 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5574 5575 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5576 // flag set initially 5577 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5578 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5579 } 5580 } 5581 5582 // Verify certificates against what was last scanned 5583 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5584 5585 /* 5586 * A new system app appeared, but we already had a non-system one of the 5587 * same name installed earlier. 5588 */ 5589 boolean shouldHideSystemApp = false; 5590 if (updatedPkg == null && ps != null 5591 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5592 /* 5593 * Check to make sure the signatures match first. If they don't, 5594 * wipe the installed application and its data. 5595 */ 5596 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5597 != PackageManager.SIGNATURE_MATCH) { 5598 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5599 + " signatures don't match existing userdata copy; removing"); 5600 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5601 ps = null; 5602 } else { 5603 /* 5604 * If the newly-added system app is an older version than the 5605 * already installed version, hide it. It will be scanned later 5606 * and re-added like an update. 5607 */ 5608 if (pkg.mVersionCode <= ps.versionCode) { 5609 shouldHideSystemApp = true; 5610 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5611 + " but new version " + pkg.mVersionCode + " better than installed " 5612 + ps.versionCode + "; hiding system"); 5613 } else { 5614 /* 5615 * The newly found system app is a newer version that the 5616 * one previously installed. Simply remove the 5617 * already-installed application and replace it with our own 5618 * while keeping the application data. 5619 */ 5620 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5621 + " reverting from " + ps.codePathString + ": new version " 5622 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5623 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5624 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5625 synchronized (mInstallLock) { 5626 args.cleanUpResourcesLI(); 5627 } 5628 } 5629 } 5630 } 5631 5632 // The apk is forward locked (not public) if its code and resources 5633 // are kept in different files. (except for app in either system or 5634 // vendor path). 5635 // TODO grab this value from PackageSettings 5636 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5637 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5638 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5639 } 5640 } 5641 5642 // TODO: extend to support forward-locked splits 5643 String resourcePath = null; 5644 String baseResourcePath = null; 5645 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5646 if (ps != null && ps.resourcePathString != null) { 5647 resourcePath = ps.resourcePathString; 5648 baseResourcePath = ps.resourcePathString; 5649 } else { 5650 // Should not happen at all. Just log an error. 5651 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5652 } 5653 } else { 5654 resourcePath = pkg.codePath; 5655 baseResourcePath = pkg.baseCodePath; 5656 } 5657 5658 // Set application objects path explicitly. 5659 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5660 pkg.applicationInfo.setCodePath(pkg.codePath); 5661 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5662 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5663 pkg.applicationInfo.setResourcePath(resourcePath); 5664 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5665 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5666 5667 // Note that we invoke the following method only if we are about to unpack an application 5668 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5669 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5670 5671 /* 5672 * If the system app should be overridden by a previously installed 5673 * data, hide the system app now and let the /data/app scan pick it up 5674 * again. 5675 */ 5676 if (shouldHideSystemApp) { 5677 synchronized (mPackages) { 5678 /* 5679 * We have to grant systems permissions before we hide, because 5680 * grantPermissions will assume the package update is trying to 5681 * expand its permissions. 5682 */ 5683 grantPermissionsLPw(pkg, true, pkg.packageName); 5684 mSettings.disableSystemPackageLPw(pkg.packageName); 5685 } 5686 } 5687 5688 return scannedPkg; 5689 } 5690 5691 private static String fixProcessName(String defProcessName, 5692 String processName, int uid) { 5693 if (processName == null) { 5694 return defProcessName; 5695 } 5696 return processName; 5697 } 5698 5699 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5700 throws PackageManagerException { 5701 if (pkgSetting.signatures.mSignatures != null) { 5702 // Already existing package. Make sure signatures match 5703 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5704 == PackageManager.SIGNATURE_MATCH; 5705 if (!match) { 5706 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5707 == PackageManager.SIGNATURE_MATCH; 5708 } 5709 if (!match) { 5710 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5711 == PackageManager.SIGNATURE_MATCH; 5712 } 5713 if (!match) { 5714 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5715 + pkg.packageName + " signatures do not match the " 5716 + "previously installed version; ignoring!"); 5717 } 5718 } 5719 5720 // Check for shared user signatures 5721 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5722 // Already existing package. Make sure signatures match 5723 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5724 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5725 if (!match) { 5726 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5727 == PackageManager.SIGNATURE_MATCH; 5728 } 5729 if (!match) { 5730 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5731 == PackageManager.SIGNATURE_MATCH; 5732 } 5733 if (!match) { 5734 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5735 "Package " + pkg.packageName 5736 + " has no signatures that match those in shared user " 5737 + pkgSetting.sharedUser.name + "; ignoring!"); 5738 } 5739 } 5740 } 5741 5742 /** 5743 * Enforces that only the system UID or root's UID can call a method exposed 5744 * via Binder. 5745 * 5746 * @param message used as message if SecurityException is thrown 5747 * @throws SecurityException if the caller is not system or root 5748 */ 5749 private static final void enforceSystemOrRoot(String message) { 5750 final int uid = Binder.getCallingUid(); 5751 if (uid != Process.SYSTEM_UID && uid != 0) { 5752 throw new SecurityException(message); 5753 } 5754 } 5755 5756 @Override 5757 public void performBootDexOpt() { 5758 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5759 5760 // Before everything else, see whether we need to fstrim. 5761 try { 5762 IMountService ms = PackageHelper.getMountService(); 5763 if (ms != null) { 5764 final boolean isUpgrade = isUpgrade(); 5765 boolean doTrim = isUpgrade; 5766 if (doTrim) { 5767 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5768 } else { 5769 final long interval = android.provider.Settings.Global.getLong( 5770 mContext.getContentResolver(), 5771 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5772 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5773 if (interval > 0) { 5774 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5775 if (timeSinceLast > interval) { 5776 doTrim = true; 5777 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5778 + "; running immediately"); 5779 } 5780 } 5781 } 5782 if (doTrim) { 5783 if (!isFirstBoot()) { 5784 try { 5785 ActivityManagerNative.getDefault().showBootMessage( 5786 mContext.getResources().getString( 5787 R.string.android_upgrading_fstrim), true); 5788 } catch (RemoteException e) { 5789 } 5790 } 5791 ms.runMaintenance(); 5792 } 5793 } else { 5794 Slog.e(TAG, "Mount service unavailable!"); 5795 } 5796 } catch (RemoteException e) { 5797 // Can't happen; MountService is local 5798 } 5799 5800 final ArraySet<PackageParser.Package> pkgs; 5801 synchronized (mPackages) { 5802 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5803 } 5804 5805 if (pkgs != null) { 5806 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5807 // in case the device runs out of space. 5808 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5809 // Give priority to core apps. 5810 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5811 PackageParser.Package pkg = it.next(); 5812 if (pkg.coreApp) { 5813 if (DEBUG_DEXOPT) { 5814 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5815 } 5816 sortedPkgs.add(pkg); 5817 it.remove(); 5818 } 5819 } 5820 // Give priority to system apps that listen for pre boot complete. 5821 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5822 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5823 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5824 PackageParser.Package pkg = it.next(); 5825 if (pkgNames.contains(pkg.packageName)) { 5826 if (DEBUG_DEXOPT) { 5827 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5828 } 5829 sortedPkgs.add(pkg); 5830 it.remove(); 5831 } 5832 } 5833 // Give priority to system apps. 5834 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5835 PackageParser.Package pkg = it.next(); 5836 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5837 if (DEBUG_DEXOPT) { 5838 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5839 } 5840 sortedPkgs.add(pkg); 5841 it.remove(); 5842 } 5843 } 5844 // Give priority to updated system apps. 5845 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5846 PackageParser.Package pkg = it.next(); 5847 if (pkg.isUpdatedSystemApp()) { 5848 if (DEBUG_DEXOPT) { 5849 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5850 } 5851 sortedPkgs.add(pkg); 5852 it.remove(); 5853 } 5854 } 5855 // Give priority to apps that listen for boot complete. 5856 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5857 pkgNames = getPackageNamesForIntent(intent); 5858 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5859 PackageParser.Package pkg = it.next(); 5860 if (pkgNames.contains(pkg.packageName)) { 5861 if (DEBUG_DEXOPT) { 5862 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5863 } 5864 sortedPkgs.add(pkg); 5865 it.remove(); 5866 } 5867 } 5868 // Filter out packages that aren't recently used. 5869 filterRecentlyUsedApps(pkgs); 5870 // Add all remaining apps. 5871 for (PackageParser.Package pkg : pkgs) { 5872 if (DEBUG_DEXOPT) { 5873 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5874 } 5875 sortedPkgs.add(pkg); 5876 } 5877 5878 // If we want to be lazy, filter everything that wasn't recently used. 5879 if (mLazyDexOpt) { 5880 filterRecentlyUsedApps(sortedPkgs); 5881 } 5882 5883 int i = 0; 5884 int total = sortedPkgs.size(); 5885 File dataDir = Environment.getDataDirectory(); 5886 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5887 if (lowThreshold == 0) { 5888 throw new IllegalStateException("Invalid low memory threshold"); 5889 } 5890 for (PackageParser.Package pkg : sortedPkgs) { 5891 long usableSpace = dataDir.getUsableSpace(); 5892 if (usableSpace < lowThreshold) { 5893 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5894 break; 5895 } 5896 performBootDexOpt(pkg, ++i, total); 5897 } 5898 } 5899 } 5900 5901 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5902 // Filter out packages that aren't recently used. 5903 // 5904 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5905 // should do a full dexopt. 5906 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5907 int total = pkgs.size(); 5908 int skipped = 0; 5909 long now = System.currentTimeMillis(); 5910 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5911 PackageParser.Package pkg = i.next(); 5912 long then = pkg.mLastPackageUsageTimeInMills; 5913 if (then + mDexOptLRUThresholdInMills < now) { 5914 if (DEBUG_DEXOPT) { 5915 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5916 ((then == 0) ? "never" : new Date(then))); 5917 } 5918 i.remove(); 5919 skipped++; 5920 } 5921 } 5922 if (DEBUG_DEXOPT) { 5923 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5924 } 5925 } 5926 } 5927 5928 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5929 List<ResolveInfo> ris = null; 5930 try { 5931 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5932 intent, null, 0, UserHandle.USER_OWNER); 5933 } catch (RemoteException e) { 5934 } 5935 ArraySet<String> pkgNames = new ArraySet<String>(); 5936 if (ris != null) { 5937 for (ResolveInfo ri : ris) { 5938 pkgNames.add(ri.activityInfo.packageName); 5939 } 5940 } 5941 return pkgNames; 5942 } 5943 5944 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5945 if (DEBUG_DEXOPT) { 5946 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5947 } 5948 if (!isFirstBoot()) { 5949 try { 5950 ActivityManagerNative.getDefault().showBootMessage( 5951 mContext.getResources().getString(R.string.android_upgrading_apk, 5952 curr, total), true); 5953 } catch (RemoteException e) { 5954 } 5955 } 5956 PackageParser.Package p = pkg; 5957 synchronized (mInstallLock) { 5958 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5959 false /* force dex */, false /* defer */, true /* include dependencies */); 5960 } 5961 } 5962 5963 @Override 5964 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5965 return performDexOpt(packageName, instructionSet, false); 5966 } 5967 5968 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5969 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5970 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5971 if (!dexopt && !updateUsage) { 5972 // We aren't going to dexopt or update usage, so bail early. 5973 return false; 5974 } 5975 PackageParser.Package p; 5976 final String targetInstructionSet; 5977 synchronized (mPackages) { 5978 p = mPackages.get(packageName); 5979 if (p == null) { 5980 return false; 5981 } 5982 if (updateUsage) { 5983 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5984 } 5985 mPackageUsage.write(false); 5986 if (!dexopt) { 5987 // We aren't going to dexopt, so bail early. 5988 return false; 5989 } 5990 5991 targetInstructionSet = instructionSet != null ? instructionSet : 5992 getPrimaryInstructionSet(p.applicationInfo); 5993 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5994 return false; 5995 } 5996 } 5997 5998 synchronized (mInstallLock) { 5999 final String[] instructionSets = new String[] { targetInstructionSet }; 6000 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6001 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6002 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6003 } 6004 } 6005 6006 public ArraySet<String> getPackagesThatNeedDexOpt() { 6007 ArraySet<String> pkgs = null; 6008 synchronized (mPackages) { 6009 for (PackageParser.Package p : mPackages.values()) { 6010 if (DEBUG_DEXOPT) { 6011 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6012 } 6013 if (!p.mDexOptPerformed.isEmpty()) { 6014 continue; 6015 } 6016 if (pkgs == null) { 6017 pkgs = new ArraySet<String>(); 6018 } 6019 pkgs.add(p.packageName); 6020 } 6021 } 6022 return pkgs; 6023 } 6024 6025 public void shutdown() { 6026 mPackageUsage.write(true); 6027 } 6028 6029 @Override 6030 public void forceDexOpt(String packageName) { 6031 enforceSystemOrRoot("forceDexOpt"); 6032 6033 PackageParser.Package pkg; 6034 synchronized (mPackages) { 6035 pkg = mPackages.get(packageName); 6036 if (pkg == null) { 6037 throw new IllegalArgumentException("Missing package: " + packageName); 6038 } 6039 } 6040 6041 synchronized (mInstallLock) { 6042 final String[] instructionSets = new String[] { 6043 getPrimaryInstructionSet(pkg.applicationInfo) }; 6044 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6045 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6046 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6047 throw new IllegalStateException("Failed to dexopt: " + res); 6048 } 6049 } 6050 } 6051 6052 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6053 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6054 Slog.w(TAG, "Unable to update from " + oldPkg.name 6055 + " to " + newPkg.packageName 6056 + ": old package not in system partition"); 6057 return false; 6058 } else if (mPackages.get(oldPkg.name) != null) { 6059 Slog.w(TAG, "Unable to update from " + oldPkg.name 6060 + " to " + newPkg.packageName 6061 + ": old package still exists"); 6062 return false; 6063 } 6064 return true; 6065 } 6066 6067 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6068 int[] users = sUserManager.getUserIds(); 6069 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6070 if (res < 0) { 6071 return res; 6072 } 6073 for (int user : users) { 6074 if (user != 0) { 6075 res = mInstaller.createUserData(volumeUuid, packageName, 6076 UserHandle.getUid(user, uid), user, seinfo); 6077 if (res < 0) { 6078 return res; 6079 } 6080 } 6081 } 6082 return res; 6083 } 6084 6085 private int removeDataDirsLI(String volumeUuid, String packageName) { 6086 int[] users = sUserManager.getUserIds(); 6087 int res = 0; 6088 for (int user : users) { 6089 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6090 if (resInner < 0) { 6091 res = resInner; 6092 } 6093 } 6094 6095 return res; 6096 } 6097 6098 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6099 int[] users = sUserManager.getUserIds(); 6100 int res = 0; 6101 for (int user : users) { 6102 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6103 if (resInner < 0) { 6104 res = resInner; 6105 } 6106 } 6107 return res; 6108 } 6109 6110 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6111 PackageParser.Package changingLib) { 6112 if (file.path != null) { 6113 usesLibraryFiles.add(file.path); 6114 return; 6115 } 6116 PackageParser.Package p = mPackages.get(file.apk); 6117 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6118 // If we are doing this while in the middle of updating a library apk, 6119 // then we need to make sure to use that new apk for determining the 6120 // dependencies here. (We haven't yet finished committing the new apk 6121 // to the package manager state.) 6122 if (p == null || p.packageName.equals(changingLib.packageName)) { 6123 p = changingLib; 6124 } 6125 } 6126 if (p != null) { 6127 usesLibraryFiles.addAll(p.getAllCodePaths()); 6128 } 6129 } 6130 6131 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6132 PackageParser.Package changingLib) throws PackageManagerException { 6133 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6134 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6135 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6136 for (int i=0; i<N; i++) { 6137 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6138 if (file == null) { 6139 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6140 "Package " + pkg.packageName + " requires unavailable shared library " 6141 + pkg.usesLibraries.get(i) + "; failing!"); 6142 } 6143 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6144 } 6145 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6146 for (int i=0; i<N; i++) { 6147 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6148 if (file == null) { 6149 Slog.w(TAG, "Package " + pkg.packageName 6150 + " desires unavailable shared library " 6151 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6152 } else { 6153 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6154 } 6155 } 6156 N = usesLibraryFiles.size(); 6157 if (N > 0) { 6158 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6159 } else { 6160 pkg.usesLibraryFiles = null; 6161 } 6162 } 6163 } 6164 6165 private static boolean hasString(List<String> list, List<String> which) { 6166 if (list == null) { 6167 return false; 6168 } 6169 for (int i=list.size()-1; i>=0; i--) { 6170 for (int j=which.size()-1; j>=0; j--) { 6171 if (which.get(j).equals(list.get(i))) { 6172 return true; 6173 } 6174 } 6175 } 6176 return false; 6177 } 6178 6179 private void updateAllSharedLibrariesLPw() { 6180 for (PackageParser.Package pkg : mPackages.values()) { 6181 try { 6182 updateSharedLibrariesLPw(pkg, null); 6183 } catch (PackageManagerException e) { 6184 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6185 } 6186 } 6187 } 6188 6189 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6190 PackageParser.Package changingPkg) { 6191 ArrayList<PackageParser.Package> res = null; 6192 for (PackageParser.Package pkg : mPackages.values()) { 6193 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6194 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6195 if (res == null) { 6196 res = new ArrayList<PackageParser.Package>(); 6197 } 6198 res.add(pkg); 6199 try { 6200 updateSharedLibrariesLPw(pkg, changingPkg); 6201 } catch (PackageManagerException e) { 6202 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6203 } 6204 } 6205 } 6206 return res; 6207 } 6208 6209 /** 6210 * Derive the value of the {@code cpuAbiOverride} based on the provided 6211 * value and an optional stored value from the package settings. 6212 */ 6213 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6214 String cpuAbiOverride = null; 6215 6216 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6217 cpuAbiOverride = null; 6218 } else if (abiOverride != null) { 6219 cpuAbiOverride = abiOverride; 6220 } else if (settings != null) { 6221 cpuAbiOverride = settings.cpuAbiOverrideString; 6222 } 6223 6224 return cpuAbiOverride; 6225 } 6226 6227 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6228 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6229 boolean success = false; 6230 try { 6231 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6232 currentTime, user); 6233 success = true; 6234 return res; 6235 } finally { 6236 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6237 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6238 } 6239 } 6240 } 6241 6242 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6243 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6244 final File scanFile = new File(pkg.codePath); 6245 if (pkg.applicationInfo.getCodePath() == null || 6246 pkg.applicationInfo.getResourcePath() == null) { 6247 // Bail out. The resource and code paths haven't been set. 6248 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6249 "Code and resource paths haven't been set correctly"); 6250 } 6251 6252 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6253 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6254 } else { 6255 // Only allow system apps to be flagged as core apps. 6256 pkg.coreApp = false; 6257 } 6258 6259 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6260 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6261 } 6262 6263 if (mCustomResolverComponentName != null && 6264 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6265 setUpCustomResolverActivity(pkg); 6266 } 6267 6268 if (pkg.packageName.equals("android")) { 6269 synchronized (mPackages) { 6270 if (mAndroidApplication != null) { 6271 Slog.w(TAG, "*************************************************"); 6272 Slog.w(TAG, "Core android package being redefined. Skipping."); 6273 Slog.w(TAG, " file=" + scanFile); 6274 Slog.w(TAG, "*************************************************"); 6275 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6276 "Core android package being redefined. Skipping."); 6277 } 6278 6279 // Set up information for our fall-back user intent resolution activity. 6280 mPlatformPackage = pkg; 6281 pkg.mVersionCode = mSdkVersion; 6282 mAndroidApplication = pkg.applicationInfo; 6283 6284 if (!mResolverReplaced) { 6285 mResolveActivity.applicationInfo = mAndroidApplication; 6286 mResolveActivity.name = ResolverActivity.class.getName(); 6287 mResolveActivity.packageName = mAndroidApplication.packageName; 6288 mResolveActivity.processName = "system:ui"; 6289 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6290 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6291 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6292 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6293 mResolveActivity.exported = true; 6294 mResolveActivity.enabled = true; 6295 mResolveInfo.activityInfo = mResolveActivity; 6296 mResolveInfo.priority = 0; 6297 mResolveInfo.preferredOrder = 0; 6298 mResolveInfo.match = 0; 6299 mResolveComponentName = new ComponentName( 6300 mAndroidApplication.packageName, mResolveActivity.name); 6301 } 6302 } 6303 } 6304 6305 if (DEBUG_PACKAGE_SCANNING) { 6306 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6307 Log.d(TAG, "Scanning package " + pkg.packageName); 6308 } 6309 6310 if (mPackages.containsKey(pkg.packageName) 6311 || mSharedLibraries.containsKey(pkg.packageName)) { 6312 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6313 "Application package " + pkg.packageName 6314 + " already installed. Skipping duplicate."); 6315 } 6316 6317 // If we're only installing presumed-existing packages, require that the 6318 // scanned APK is both already known and at the path previously established 6319 // for it. Previously unknown packages we pick up normally, but if we have an 6320 // a priori expectation about this package's install presence, enforce it. 6321 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6322 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6323 if (known != null) { 6324 if (DEBUG_PACKAGE_SCANNING) { 6325 Log.d(TAG, "Examining " + pkg.codePath 6326 + " and requiring known paths " + known.codePathString 6327 + " & " + known.resourcePathString); 6328 } 6329 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6330 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6331 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6332 "Application package " + pkg.packageName 6333 + " found at " + pkg.applicationInfo.getCodePath() 6334 + " but expected at " + known.codePathString + "; ignoring."); 6335 } 6336 } 6337 } 6338 6339 // Initialize package source and resource directories 6340 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6341 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6342 6343 SharedUserSetting suid = null; 6344 PackageSetting pkgSetting = null; 6345 6346 if (!isSystemApp(pkg)) { 6347 // Only system apps can use these features. 6348 pkg.mOriginalPackages = null; 6349 pkg.mRealPackage = null; 6350 pkg.mAdoptPermissions = null; 6351 } 6352 6353 // writer 6354 synchronized (mPackages) { 6355 if (pkg.mSharedUserId != null) { 6356 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6357 if (suid == null) { 6358 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6359 "Creating application package " + pkg.packageName 6360 + " for shared user failed"); 6361 } 6362 if (DEBUG_PACKAGE_SCANNING) { 6363 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6364 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6365 + "): packages=" + suid.packages); 6366 } 6367 } 6368 6369 // Check if we are renaming from an original package name. 6370 PackageSetting origPackage = null; 6371 String realName = null; 6372 if (pkg.mOriginalPackages != null) { 6373 // This package may need to be renamed to a previously 6374 // installed name. Let's check on that... 6375 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6376 if (pkg.mOriginalPackages.contains(renamed)) { 6377 // This package had originally been installed as the 6378 // original name, and we have already taken care of 6379 // transitioning to the new one. Just update the new 6380 // one to continue using the old name. 6381 realName = pkg.mRealPackage; 6382 if (!pkg.packageName.equals(renamed)) { 6383 // Callers into this function may have already taken 6384 // care of renaming the package; only do it here if 6385 // it is not already done. 6386 pkg.setPackageName(renamed); 6387 } 6388 6389 } else { 6390 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6391 if ((origPackage = mSettings.peekPackageLPr( 6392 pkg.mOriginalPackages.get(i))) != null) { 6393 // We do have the package already installed under its 6394 // original name... should we use it? 6395 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6396 // New package is not compatible with original. 6397 origPackage = null; 6398 continue; 6399 } else if (origPackage.sharedUser != null) { 6400 // Make sure uid is compatible between packages. 6401 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6402 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6403 + " to " + pkg.packageName + ": old uid " 6404 + origPackage.sharedUser.name 6405 + " differs from " + pkg.mSharedUserId); 6406 origPackage = null; 6407 continue; 6408 } 6409 } else { 6410 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6411 + pkg.packageName + " to old name " + origPackage.name); 6412 } 6413 break; 6414 } 6415 } 6416 } 6417 } 6418 6419 if (mTransferedPackages.contains(pkg.packageName)) { 6420 Slog.w(TAG, "Package " + pkg.packageName 6421 + " was transferred to another, but its .apk remains"); 6422 } 6423 6424 // Just create the setting, don't add it yet. For already existing packages 6425 // the PkgSetting exists already and doesn't have to be created. 6426 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6427 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6428 pkg.applicationInfo.primaryCpuAbi, 6429 pkg.applicationInfo.secondaryCpuAbi, 6430 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6431 user, false); 6432 if (pkgSetting == null) { 6433 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6434 "Creating application package " + pkg.packageName + " failed"); 6435 } 6436 6437 if (pkgSetting.origPackage != null) { 6438 // If we are first transitioning from an original package, 6439 // fix up the new package's name now. We need to do this after 6440 // looking up the package under its new name, so getPackageLP 6441 // can take care of fiddling things correctly. 6442 pkg.setPackageName(origPackage.name); 6443 6444 // File a report about this. 6445 String msg = "New package " + pkgSetting.realName 6446 + " renamed to replace old package " + pkgSetting.name; 6447 reportSettingsProblem(Log.WARN, msg); 6448 6449 // Make a note of it. 6450 mTransferedPackages.add(origPackage.name); 6451 6452 // No longer need to retain this. 6453 pkgSetting.origPackage = null; 6454 } 6455 6456 if (realName != null) { 6457 // Make a note of it. 6458 mTransferedPackages.add(pkg.packageName); 6459 } 6460 6461 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6462 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6463 } 6464 6465 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6466 // Check all shared libraries and map to their actual file path. 6467 // We only do this here for apps not on a system dir, because those 6468 // are the only ones that can fail an install due to this. We 6469 // will take care of the system apps by updating all of their 6470 // library paths after the scan is done. 6471 updateSharedLibrariesLPw(pkg, null); 6472 } 6473 6474 if (mFoundPolicyFile) { 6475 SELinuxMMAC.assignSeinfoValue(pkg); 6476 } 6477 6478 pkg.applicationInfo.uid = pkgSetting.appId; 6479 pkg.mExtras = pkgSetting; 6480 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6481 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6482 // We just determined the app is signed correctly, so bring 6483 // over the latest parsed certs. 6484 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6485 } else { 6486 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6487 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6488 "Package " + pkg.packageName + " upgrade keys do not match the " 6489 + "previously installed version"); 6490 } else { 6491 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6492 String msg = "System package " + pkg.packageName 6493 + " signature changed; retaining data."; 6494 reportSettingsProblem(Log.WARN, msg); 6495 } 6496 } 6497 } else { 6498 try { 6499 verifySignaturesLP(pkgSetting, pkg); 6500 // We just determined the app is signed correctly, so bring 6501 // over the latest parsed certs. 6502 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6503 } catch (PackageManagerException e) { 6504 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6505 throw e; 6506 } 6507 // The signature has changed, but this package is in the system 6508 // image... let's recover! 6509 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6510 // However... if this package is part of a shared user, but it 6511 // doesn't match the signature of the shared user, let's fail. 6512 // What this means is that you can't change the signatures 6513 // associated with an overall shared user, which doesn't seem all 6514 // that unreasonable. 6515 if (pkgSetting.sharedUser != null) { 6516 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6517 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6518 throw new PackageManagerException( 6519 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6520 "Signature mismatch for shared user : " 6521 + pkgSetting.sharedUser); 6522 } 6523 } 6524 // File a report about this. 6525 String msg = "System package " + pkg.packageName 6526 + " signature changed; retaining data."; 6527 reportSettingsProblem(Log.WARN, msg); 6528 } 6529 } 6530 // Verify that this new package doesn't have any content providers 6531 // that conflict with existing packages. Only do this if the 6532 // package isn't already installed, since we don't want to break 6533 // things that are installed. 6534 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6535 final int N = pkg.providers.size(); 6536 int i; 6537 for (i=0; i<N; i++) { 6538 PackageParser.Provider p = pkg.providers.get(i); 6539 if (p.info.authority != null) { 6540 String names[] = p.info.authority.split(";"); 6541 for (int j = 0; j < names.length; j++) { 6542 if (mProvidersByAuthority.containsKey(names[j])) { 6543 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6544 final String otherPackageName = 6545 ((other != null && other.getComponentName() != null) ? 6546 other.getComponentName().getPackageName() : "?"); 6547 throw new PackageManagerException( 6548 INSTALL_FAILED_CONFLICTING_PROVIDER, 6549 "Can't install because provider name " + names[j] 6550 + " (in package " + pkg.applicationInfo.packageName 6551 + ") is already used by " + otherPackageName); 6552 } 6553 } 6554 } 6555 } 6556 } 6557 6558 if (pkg.mAdoptPermissions != null) { 6559 // This package wants to adopt ownership of permissions from 6560 // another package. 6561 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6562 final String origName = pkg.mAdoptPermissions.get(i); 6563 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6564 if (orig != null) { 6565 if (verifyPackageUpdateLPr(orig, pkg)) { 6566 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6567 + pkg.packageName); 6568 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6569 } 6570 } 6571 } 6572 } 6573 } 6574 6575 final String pkgName = pkg.packageName; 6576 6577 final long scanFileTime = scanFile.lastModified(); 6578 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6579 pkg.applicationInfo.processName = fixProcessName( 6580 pkg.applicationInfo.packageName, 6581 pkg.applicationInfo.processName, 6582 pkg.applicationInfo.uid); 6583 6584 File dataPath; 6585 if (mPlatformPackage == pkg) { 6586 // The system package is special. 6587 dataPath = new File(Environment.getDataDirectory(), "system"); 6588 6589 pkg.applicationInfo.dataDir = dataPath.getPath(); 6590 6591 } else { 6592 // This is a normal package, need to make its data directory. 6593 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6594 UserHandle.USER_OWNER); 6595 6596 boolean uidError = false; 6597 if (dataPath.exists()) { 6598 int currentUid = 0; 6599 try { 6600 StructStat stat = Os.stat(dataPath.getPath()); 6601 currentUid = stat.st_uid; 6602 } catch (ErrnoException e) { 6603 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6604 } 6605 6606 // If we have mismatched owners for the data path, we have a problem. 6607 if (currentUid != pkg.applicationInfo.uid) { 6608 boolean recovered = false; 6609 if (currentUid == 0) { 6610 // The directory somehow became owned by root. Wow. 6611 // This is probably because the system was stopped while 6612 // installd was in the middle of messing with its libs 6613 // directory. Ask installd to fix that. 6614 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6615 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6616 if (ret >= 0) { 6617 recovered = true; 6618 String msg = "Package " + pkg.packageName 6619 + " unexpectedly changed to uid 0; recovered to " + 6620 + pkg.applicationInfo.uid; 6621 reportSettingsProblem(Log.WARN, msg); 6622 } 6623 } 6624 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6625 || (scanFlags&SCAN_BOOTING) != 0)) { 6626 // If this is a system app, we can at least delete its 6627 // current data so the application will still work. 6628 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6629 if (ret >= 0) { 6630 // TODO: Kill the processes first 6631 // Old data gone! 6632 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6633 ? "System package " : "Third party package "; 6634 String msg = prefix + pkg.packageName 6635 + " has changed from uid: " 6636 + currentUid + " to " 6637 + pkg.applicationInfo.uid + "; old data erased"; 6638 reportSettingsProblem(Log.WARN, msg); 6639 recovered = true; 6640 6641 // And now re-install the app. 6642 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6643 pkg.applicationInfo.seinfo); 6644 if (ret == -1) { 6645 // Ack should not happen! 6646 msg = prefix + pkg.packageName 6647 + " could not have data directory re-created after delete."; 6648 reportSettingsProblem(Log.WARN, msg); 6649 throw new PackageManagerException( 6650 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6651 } 6652 } 6653 if (!recovered) { 6654 mHasSystemUidErrors = true; 6655 } 6656 } else if (!recovered) { 6657 // If we allow this install to proceed, we will be broken. 6658 // Abort, abort! 6659 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6660 "scanPackageLI"); 6661 } 6662 if (!recovered) { 6663 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6664 + pkg.applicationInfo.uid + "/fs_" 6665 + currentUid; 6666 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6667 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6668 String msg = "Package " + pkg.packageName 6669 + " has mismatched uid: " 6670 + currentUid + " on disk, " 6671 + pkg.applicationInfo.uid + " in settings"; 6672 // writer 6673 synchronized (mPackages) { 6674 mSettings.mReadMessages.append(msg); 6675 mSettings.mReadMessages.append('\n'); 6676 uidError = true; 6677 if (!pkgSetting.uidError) { 6678 reportSettingsProblem(Log.ERROR, msg); 6679 } 6680 } 6681 } 6682 } 6683 pkg.applicationInfo.dataDir = dataPath.getPath(); 6684 if (mShouldRestoreconData) { 6685 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6686 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6687 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6688 } 6689 } else { 6690 if (DEBUG_PACKAGE_SCANNING) { 6691 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6692 Log.v(TAG, "Want this data dir: " + dataPath); 6693 } 6694 //invoke installer to do the actual installation 6695 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6696 pkg.applicationInfo.seinfo); 6697 if (ret < 0) { 6698 // Error from installer 6699 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6700 "Unable to create data dirs [errorCode=" + ret + "]"); 6701 } 6702 6703 if (dataPath.exists()) { 6704 pkg.applicationInfo.dataDir = dataPath.getPath(); 6705 } else { 6706 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6707 pkg.applicationInfo.dataDir = null; 6708 } 6709 } 6710 6711 pkgSetting.uidError = uidError; 6712 } 6713 6714 final String path = scanFile.getPath(); 6715 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6716 6717 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6718 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6719 6720 // Some system apps still use directory structure for native libraries 6721 // in which case we might end up not detecting abi solely based on apk 6722 // structure. Try to detect abi based on directory structure. 6723 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6724 pkg.applicationInfo.primaryCpuAbi == null) { 6725 setBundledAppAbisAndRoots(pkg, pkgSetting); 6726 setNativeLibraryPaths(pkg); 6727 } 6728 6729 } else { 6730 if ((scanFlags & SCAN_MOVE) != 0) { 6731 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6732 // but we already have this packages package info in the PackageSetting. We just 6733 // use that and derive the native library path based on the new codepath. 6734 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6735 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6736 } 6737 6738 // Set native library paths again. For moves, the path will be updated based on the 6739 // ABIs we've determined above. For non-moves, the path will be updated based on the 6740 // ABIs we determined during compilation, but the path will depend on the final 6741 // package path (after the rename away from the stage path). 6742 setNativeLibraryPaths(pkg); 6743 } 6744 6745 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6746 final int[] userIds = sUserManager.getUserIds(); 6747 synchronized (mInstallLock) { 6748 // Create a native library symlink only if we have native libraries 6749 // and if the native libraries are 32 bit libraries. We do not provide 6750 // this symlink for 64 bit libraries. 6751 if (pkg.applicationInfo.primaryCpuAbi != null && 6752 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6753 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6754 for (int userId : userIds) { 6755 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6756 nativeLibPath, userId) < 0) { 6757 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6758 "Failed linking native library dir (user=" + userId + ")"); 6759 } 6760 } 6761 } 6762 } 6763 6764 // This is a special case for the "system" package, where the ABI is 6765 // dictated by the zygote configuration (and init.rc). We should keep track 6766 // of this ABI so that we can deal with "normal" applications that run under 6767 // the same UID correctly. 6768 if (mPlatformPackage == pkg) { 6769 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6770 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6771 } 6772 6773 // If there's a mismatch between the abi-override in the package setting 6774 // and the abiOverride specified for the install. Warn about this because we 6775 // would've already compiled the app without taking the package setting into 6776 // account. 6777 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6778 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6779 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6780 " for package: " + pkg.packageName); 6781 } 6782 } 6783 6784 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6785 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6786 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6787 6788 // Copy the derived override back to the parsed package, so that we can 6789 // update the package settings accordingly. 6790 pkg.cpuAbiOverride = cpuAbiOverride; 6791 6792 if (DEBUG_ABI_SELECTION) { 6793 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6794 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6795 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6796 } 6797 6798 // Push the derived path down into PackageSettings so we know what to 6799 // clean up at uninstall time. 6800 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6801 6802 if (DEBUG_ABI_SELECTION) { 6803 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6804 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6805 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6806 } 6807 6808 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6809 // We don't do this here during boot because we can do it all 6810 // at once after scanning all existing packages. 6811 // 6812 // We also do this *before* we perform dexopt on this package, so that 6813 // we can avoid redundant dexopts, and also to make sure we've got the 6814 // code and package path correct. 6815 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6816 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6817 } 6818 6819 if ((scanFlags & SCAN_NO_DEX) == 0) { 6820 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6821 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6822 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6823 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6824 } 6825 } 6826 if (mFactoryTest && pkg.requestedPermissions.contains( 6827 android.Manifest.permission.FACTORY_TEST)) { 6828 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6829 } 6830 6831 ArrayList<PackageParser.Package> clientLibPkgs = null; 6832 6833 // writer 6834 synchronized (mPackages) { 6835 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6836 // Only system apps can add new shared libraries. 6837 if (pkg.libraryNames != null) { 6838 for (int i=0; i<pkg.libraryNames.size(); i++) { 6839 String name = pkg.libraryNames.get(i); 6840 boolean allowed = false; 6841 if (pkg.isUpdatedSystemApp()) { 6842 // New library entries can only be added through the 6843 // system image. This is important to get rid of a lot 6844 // of nasty edge cases: for example if we allowed a non- 6845 // system update of the app to add a library, then uninstalling 6846 // the update would make the library go away, and assumptions 6847 // we made such as through app install filtering would now 6848 // have allowed apps on the device which aren't compatible 6849 // with it. Better to just have the restriction here, be 6850 // conservative, and create many fewer cases that can negatively 6851 // impact the user experience. 6852 final PackageSetting sysPs = mSettings 6853 .getDisabledSystemPkgLPr(pkg.packageName); 6854 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6855 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6856 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6857 allowed = true; 6858 allowed = true; 6859 break; 6860 } 6861 } 6862 } 6863 } else { 6864 allowed = true; 6865 } 6866 if (allowed) { 6867 if (!mSharedLibraries.containsKey(name)) { 6868 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6869 } else if (!name.equals(pkg.packageName)) { 6870 Slog.w(TAG, "Package " + pkg.packageName + " library " 6871 + name + " already exists; skipping"); 6872 } 6873 } else { 6874 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6875 + name + " that is not declared on system image; skipping"); 6876 } 6877 } 6878 if ((scanFlags&SCAN_BOOTING) == 0) { 6879 // If we are not booting, we need to update any applications 6880 // that are clients of our shared library. If we are booting, 6881 // this will all be done once the scan is complete. 6882 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6883 } 6884 } 6885 } 6886 } 6887 6888 // We also need to dexopt any apps that are dependent on this library. Note that 6889 // if these fail, we should abort the install since installing the library will 6890 // result in some apps being broken. 6891 if (clientLibPkgs != null) { 6892 if ((scanFlags & SCAN_NO_DEX) == 0) { 6893 for (int i = 0; i < clientLibPkgs.size(); i++) { 6894 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6895 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6896 null /* instruction sets */, forceDex, 6897 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6898 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6899 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6900 "scanPackageLI failed to dexopt clientLibPkgs"); 6901 } 6902 } 6903 } 6904 } 6905 6906 // Also need to kill any apps that are dependent on the library. 6907 if (clientLibPkgs != null) { 6908 for (int i=0; i<clientLibPkgs.size(); i++) { 6909 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6910 killApplication(clientPkg.applicationInfo.packageName, 6911 clientPkg.applicationInfo.uid, "update lib"); 6912 } 6913 } 6914 6915 // Make sure we're not adding any bogus keyset info 6916 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6917 ksms.assertScannedPackageValid(pkg); 6918 6919 // writer 6920 synchronized (mPackages) { 6921 // We don't expect installation to fail beyond this point 6922 6923 // Add the new setting to mSettings 6924 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6925 // Add the new setting to mPackages 6926 mPackages.put(pkg.applicationInfo.packageName, pkg); 6927 // Make sure we don't accidentally delete its data. 6928 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6929 while (iter.hasNext()) { 6930 PackageCleanItem item = iter.next(); 6931 if (pkgName.equals(item.packageName)) { 6932 iter.remove(); 6933 } 6934 } 6935 6936 // Take care of first install / last update times. 6937 if (currentTime != 0) { 6938 if (pkgSetting.firstInstallTime == 0) { 6939 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6940 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6941 pkgSetting.lastUpdateTime = currentTime; 6942 } 6943 } else if (pkgSetting.firstInstallTime == 0) { 6944 // We need *something*. Take time time stamp of the file. 6945 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6946 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6947 if (scanFileTime != pkgSetting.timeStamp) { 6948 // A package on the system image has changed; consider this 6949 // to be an update. 6950 pkgSetting.lastUpdateTime = scanFileTime; 6951 } 6952 } 6953 6954 // Add the package's KeySets to the global KeySetManagerService 6955 ksms.addScannedPackageLPw(pkg); 6956 6957 int N = pkg.providers.size(); 6958 StringBuilder r = null; 6959 int i; 6960 for (i=0; i<N; i++) { 6961 PackageParser.Provider p = pkg.providers.get(i); 6962 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6963 p.info.processName, pkg.applicationInfo.uid); 6964 mProviders.addProvider(p); 6965 p.syncable = p.info.isSyncable; 6966 if (p.info.authority != null) { 6967 String names[] = p.info.authority.split(";"); 6968 p.info.authority = null; 6969 for (int j = 0; j < names.length; j++) { 6970 if (j == 1 && p.syncable) { 6971 // We only want the first authority for a provider to possibly be 6972 // syncable, so if we already added this provider using a different 6973 // authority clear the syncable flag. We copy the provider before 6974 // changing it because the mProviders object contains a reference 6975 // to a provider that we don't want to change. 6976 // Only do this for the second authority since the resulting provider 6977 // object can be the same for all future authorities for this provider. 6978 p = new PackageParser.Provider(p); 6979 p.syncable = false; 6980 } 6981 if (!mProvidersByAuthority.containsKey(names[j])) { 6982 mProvidersByAuthority.put(names[j], p); 6983 if (p.info.authority == null) { 6984 p.info.authority = names[j]; 6985 } else { 6986 p.info.authority = p.info.authority + ";" + names[j]; 6987 } 6988 if (DEBUG_PACKAGE_SCANNING) { 6989 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6990 Log.d(TAG, "Registered content provider: " + names[j] 6991 + ", className = " + p.info.name + ", isSyncable = " 6992 + p.info.isSyncable); 6993 } 6994 } else { 6995 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6996 Slog.w(TAG, "Skipping provider name " + names[j] + 6997 " (in package " + pkg.applicationInfo.packageName + 6998 "): name already used by " 6999 + ((other != null && other.getComponentName() != null) 7000 ? other.getComponentName().getPackageName() : "?")); 7001 } 7002 } 7003 } 7004 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7005 if (r == null) { 7006 r = new StringBuilder(256); 7007 } else { 7008 r.append(' '); 7009 } 7010 r.append(p.info.name); 7011 } 7012 } 7013 if (r != null) { 7014 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7015 } 7016 7017 N = pkg.services.size(); 7018 r = null; 7019 for (i=0; i<N; i++) { 7020 PackageParser.Service s = pkg.services.get(i); 7021 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7022 s.info.processName, pkg.applicationInfo.uid); 7023 mServices.addService(s); 7024 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7025 if (r == null) { 7026 r = new StringBuilder(256); 7027 } else { 7028 r.append(' '); 7029 } 7030 r.append(s.info.name); 7031 } 7032 } 7033 if (r != null) { 7034 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7035 } 7036 7037 N = pkg.receivers.size(); 7038 r = null; 7039 for (i=0; i<N; i++) { 7040 PackageParser.Activity a = pkg.receivers.get(i); 7041 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7042 a.info.processName, pkg.applicationInfo.uid); 7043 mReceivers.addActivity(a, "receiver"); 7044 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7045 if (r == null) { 7046 r = new StringBuilder(256); 7047 } else { 7048 r.append(' '); 7049 } 7050 r.append(a.info.name); 7051 } 7052 } 7053 if (r != null) { 7054 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7055 } 7056 7057 N = pkg.activities.size(); 7058 r = null; 7059 for (i=0; i<N; i++) { 7060 PackageParser.Activity a = pkg.activities.get(i); 7061 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7062 a.info.processName, pkg.applicationInfo.uid); 7063 mActivities.addActivity(a, "activity"); 7064 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7065 if (r == null) { 7066 r = new StringBuilder(256); 7067 } else { 7068 r.append(' '); 7069 } 7070 r.append(a.info.name); 7071 } 7072 } 7073 if (r != null) { 7074 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7075 } 7076 7077 N = pkg.permissionGroups.size(); 7078 r = null; 7079 for (i=0; i<N; i++) { 7080 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7081 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7082 if (cur == null) { 7083 mPermissionGroups.put(pg.info.name, pg); 7084 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7085 if (r == null) { 7086 r = new StringBuilder(256); 7087 } else { 7088 r.append(' '); 7089 } 7090 r.append(pg.info.name); 7091 } 7092 } else { 7093 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7094 + pg.info.packageName + " ignored: original from " 7095 + cur.info.packageName); 7096 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7097 if (r == null) { 7098 r = new StringBuilder(256); 7099 } else { 7100 r.append(' '); 7101 } 7102 r.append("DUP:"); 7103 r.append(pg.info.name); 7104 } 7105 } 7106 } 7107 if (r != null) { 7108 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7109 } 7110 7111 N = pkg.permissions.size(); 7112 r = null; 7113 for (i=0; i<N; i++) { 7114 PackageParser.Permission p = pkg.permissions.get(i); 7115 7116 // Now that permission groups have a special meaning, we ignore permission 7117 // groups for legacy apps to prevent unexpected behavior. In particular, 7118 // permissions for one app being granted to someone just becuase they happen 7119 // to be in a group defined by another app (before this had no implications). 7120 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7121 p.group = mPermissionGroups.get(p.info.group); 7122 // Warn for a permission in an unknown group. 7123 if (p.info.group != null && p.group == null) { 7124 Slog.w(TAG, "Permission " + p.info.name + " from package " 7125 + p.info.packageName + " in an unknown group " + p.info.group); 7126 } 7127 } 7128 7129 ArrayMap<String, BasePermission> permissionMap = 7130 p.tree ? mSettings.mPermissionTrees 7131 : mSettings.mPermissions; 7132 BasePermission bp = permissionMap.get(p.info.name); 7133 7134 // Allow system apps to redefine non-system permissions 7135 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7136 final boolean currentOwnerIsSystem = (bp.perm != null 7137 && isSystemApp(bp.perm.owner)); 7138 if (isSystemApp(p.owner)) { 7139 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7140 // It's a built-in permission and no owner, take ownership now 7141 bp.packageSetting = pkgSetting; 7142 bp.perm = p; 7143 bp.uid = pkg.applicationInfo.uid; 7144 bp.sourcePackage = p.info.packageName; 7145 } else if (!currentOwnerIsSystem) { 7146 String msg = "New decl " + p.owner + " of permission " 7147 + p.info.name + " is system; overriding " + bp.sourcePackage; 7148 reportSettingsProblem(Log.WARN, msg); 7149 bp = null; 7150 } 7151 } 7152 } 7153 7154 if (bp == null) { 7155 bp = new BasePermission(p.info.name, p.info.packageName, 7156 BasePermission.TYPE_NORMAL); 7157 permissionMap.put(p.info.name, bp); 7158 } 7159 7160 if (bp.perm == null) { 7161 if (bp.sourcePackage == null 7162 || bp.sourcePackage.equals(p.info.packageName)) { 7163 BasePermission tree = findPermissionTreeLP(p.info.name); 7164 if (tree == null 7165 || tree.sourcePackage.equals(p.info.packageName)) { 7166 bp.packageSetting = pkgSetting; 7167 bp.perm = p; 7168 bp.uid = pkg.applicationInfo.uid; 7169 bp.sourcePackage = p.info.packageName; 7170 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7171 if (r == null) { 7172 r = new StringBuilder(256); 7173 } else { 7174 r.append(' '); 7175 } 7176 r.append(p.info.name); 7177 } 7178 } else { 7179 Slog.w(TAG, "Permission " + p.info.name + " from package " 7180 + p.info.packageName + " ignored: base tree " 7181 + tree.name + " is from package " 7182 + tree.sourcePackage); 7183 } 7184 } else { 7185 Slog.w(TAG, "Permission " + p.info.name + " from package " 7186 + p.info.packageName + " ignored: original from " 7187 + bp.sourcePackage); 7188 } 7189 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7190 if (r == null) { 7191 r = new StringBuilder(256); 7192 } else { 7193 r.append(' '); 7194 } 7195 r.append("DUP:"); 7196 r.append(p.info.name); 7197 } 7198 if (bp.perm == p) { 7199 bp.protectionLevel = p.info.protectionLevel; 7200 } 7201 } 7202 7203 if (r != null) { 7204 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7205 } 7206 7207 N = pkg.instrumentation.size(); 7208 r = null; 7209 for (i=0; i<N; i++) { 7210 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7211 a.info.packageName = pkg.applicationInfo.packageName; 7212 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7213 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7214 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7215 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7216 a.info.dataDir = pkg.applicationInfo.dataDir; 7217 7218 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7219 // need other information about the application, like the ABI and what not ? 7220 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7221 mInstrumentation.put(a.getComponentName(), a); 7222 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7223 if (r == null) { 7224 r = new StringBuilder(256); 7225 } else { 7226 r.append(' '); 7227 } 7228 r.append(a.info.name); 7229 } 7230 } 7231 if (r != null) { 7232 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7233 } 7234 7235 if (pkg.protectedBroadcasts != null) { 7236 N = pkg.protectedBroadcasts.size(); 7237 for (i=0; i<N; i++) { 7238 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7239 } 7240 } 7241 7242 pkgSetting.setTimeStamp(scanFileTime); 7243 7244 // Create idmap files for pairs of (packages, overlay packages). 7245 // Note: "android", ie framework-res.apk, is handled by native layers. 7246 if (pkg.mOverlayTarget != null) { 7247 // This is an overlay package. 7248 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7249 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7250 mOverlays.put(pkg.mOverlayTarget, 7251 new ArrayMap<String, PackageParser.Package>()); 7252 } 7253 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7254 map.put(pkg.packageName, pkg); 7255 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7256 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7257 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7258 "scanPackageLI failed to createIdmap"); 7259 } 7260 } 7261 } else if (mOverlays.containsKey(pkg.packageName) && 7262 !pkg.packageName.equals("android")) { 7263 // This is a regular package, with one or more known overlay packages. 7264 createIdmapsForPackageLI(pkg); 7265 } 7266 } 7267 7268 return pkg; 7269 } 7270 7271 /** 7272 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7273 * is derived purely on the basis of the contents of {@code scanFile} and 7274 * {@code cpuAbiOverride}. 7275 * 7276 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7277 */ 7278 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7279 String cpuAbiOverride, boolean extractLibs) 7280 throws PackageManagerException { 7281 // TODO: We can probably be smarter about this stuff. For installed apps, 7282 // we can calculate this information at install time once and for all. For 7283 // system apps, we can probably assume that this information doesn't change 7284 // after the first boot scan. As things stand, we do lots of unnecessary work. 7285 7286 // Give ourselves some initial paths; we'll come back for another 7287 // pass once we've determined ABI below. 7288 setNativeLibraryPaths(pkg); 7289 7290 // We would never need to extract libs for forward-locked and external packages, 7291 // since the container service will do it for us. We shouldn't attempt to 7292 // extract libs from system app when it was not updated. 7293 if (pkg.isForwardLocked() || isExternal(pkg) || 7294 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7295 extractLibs = false; 7296 } 7297 7298 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7299 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7300 7301 NativeLibraryHelper.Handle handle = null; 7302 try { 7303 handle = NativeLibraryHelper.Handle.create(scanFile); 7304 // TODO(multiArch): This can be null for apps that didn't go through the 7305 // usual installation process. We can calculate it again, like we 7306 // do during install time. 7307 // 7308 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7309 // unnecessary. 7310 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7311 7312 // Null out the abis so that they can be recalculated. 7313 pkg.applicationInfo.primaryCpuAbi = null; 7314 pkg.applicationInfo.secondaryCpuAbi = null; 7315 if (isMultiArch(pkg.applicationInfo)) { 7316 // Warn if we've set an abiOverride for multi-lib packages.. 7317 // By definition, we need to copy both 32 and 64 bit libraries for 7318 // such packages. 7319 if (pkg.cpuAbiOverride != null 7320 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7321 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7322 } 7323 7324 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7325 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7326 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7327 if (extractLibs) { 7328 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7329 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7330 useIsaSpecificSubdirs); 7331 } else { 7332 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7333 } 7334 } 7335 7336 maybeThrowExceptionForMultiArchCopy( 7337 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7338 7339 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7340 if (extractLibs) { 7341 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7342 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7343 useIsaSpecificSubdirs); 7344 } else { 7345 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7346 } 7347 } 7348 7349 maybeThrowExceptionForMultiArchCopy( 7350 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7351 7352 if (abi64 >= 0) { 7353 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7354 } 7355 7356 if (abi32 >= 0) { 7357 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7358 if (abi64 >= 0) { 7359 pkg.applicationInfo.secondaryCpuAbi = abi; 7360 } else { 7361 pkg.applicationInfo.primaryCpuAbi = abi; 7362 } 7363 } 7364 } else { 7365 String[] abiList = (cpuAbiOverride != null) ? 7366 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7367 7368 // Enable gross and lame hacks for apps that are built with old 7369 // SDK tools. We must scan their APKs for renderscript bitcode and 7370 // not launch them if it's present. Don't bother checking on devices 7371 // that don't have 64 bit support. 7372 boolean needsRenderScriptOverride = false; 7373 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7374 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7375 abiList = Build.SUPPORTED_32_BIT_ABIS; 7376 needsRenderScriptOverride = true; 7377 } 7378 7379 final int copyRet; 7380 if (extractLibs) { 7381 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7382 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7383 } else { 7384 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7385 } 7386 7387 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7388 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7389 "Error unpackaging native libs for app, errorCode=" + copyRet); 7390 } 7391 7392 if (copyRet >= 0) { 7393 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7394 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7395 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7396 } else if (needsRenderScriptOverride) { 7397 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7398 } 7399 } 7400 } catch (IOException ioe) { 7401 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7402 } finally { 7403 IoUtils.closeQuietly(handle); 7404 } 7405 7406 // Now that we've calculated the ABIs and determined if it's an internal app, 7407 // we will go ahead and populate the nativeLibraryPath. 7408 setNativeLibraryPaths(pkg); 7409 } 7410 7411 /** 7412 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7413 * i.e, so that all packages can be run inside a single process if required. 7414 * 7415 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7416 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7417 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7418 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7419 * updating a package that belongs to a shared user. 7420 * 7421 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7422 * adds unnecessary complexity. 7423 */ 7424 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7425 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7426 String requiredInstructionSet = null; 7427 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7428 requiredInstructionSet = VMRuntime.getInstructionSet( 7429 scannedPackage.applicationInfo.primaryCpuAbi); 7430 } 7431 7432 PackageSetting requirer = null; 7433 for (PackageSetting ps : packagesForUser) { 7434 // If packagesForUser contains scannedPackage, we skip it. This will happen 7435 // when scannedPackage is an update of an existing package. Without this check, 7436 // we will never be able to change the ABI of any package belonging to a shared 7437 // user, even if it's compatible with other packages. 7438 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7439 if (ps.primaryCpuAbiString == null) { 7440 continue; 7441 } 7442 7443 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7444 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7445 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7446 // this but there's not much we can do. 7447 String errorMessage = "Instruction set mismatch, " 7448 + ((requirer == null) ? "[caller]" : requirer) 7449 + " requires " + requiredInstructionSet + " whereas " + ps 7450 + " requires " + instructionSet; 7451 Slog.w(TAG, errorMessage); 7452 } 7453 7454 if (requiredInstructionSet == null) { 7455 requiredInstructionSet = instructionSet; 7456 requirer = ps; 7457 } 7458 } 7459 } 7460 7461 if (requiredInstructionSet != null) { 7462 String adjustedAbi; 7463 if (requirer != null) { 7464 // requirer != null implies that either scannedPackage was null or that scannedPackage 7465 // did not require an ABI, in which case we have to adjust scannedPackage to match 7466 // the ABI of the set (which is the same as requirer's ABI) 7467 adjustedAbi = requirer.primaryCpuAbiString; 7468 if (scannedPackage != null) { 7469 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7470 } 7471 } else { 7472 // requirer == null implies that we're updating all ABIs in the set to 7473 // match scannedPackage. 7474 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7475 } 7476 7477 for (PackageSetting ps : packagesForUser) { 7478 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7479 if (ps.primaryCpuAbiString != null) { 7480 continue; 7481 } 7482 7483 ps.primaryCpuAbiString = adjustedAbi; 7484 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7485 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7486 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7487 7488 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7489 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7490 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7491 ps.primaryCpuAbiString = null; 7492 ps.pkg.applicationInfo.primaryCpuAbi = null; 7493 return; 7494 } else { 7495 mInstaller.rmdex(ps.codePathString, 7496 getDexCodeInstructionSet(getPreferredInstructionSet())); 7497 } 7498 } 7499 } 7500 } 7501 } 7502 } 7503 7504 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7505 synchronized (mPackages) { 7506 mResolverReplaced = true; 7507 // Set up information for custom user intent resolution activity. 7508 mResolveActivity.applicationInfo = pkg.applicationInfo; 7509 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7510 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7511 mResolveActivity.processName = pkg.applicationInfo.packageName; 7512 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7513 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7514 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7515 mResolveActivity.theme = 0; 7516 mResolveActivity.exported = true; 7517 mResolveActivity.enabled = true; 7518 mResolveInfo.activityInfo = mResolveActivity; 7519 mResolveInfo.priority = 0; 7520 mResolveInfo.preferredOrder = 0; 7521 mResolveInfo.match = 0; 7522 mResolveComponentName = mCustomResolverComponentName; 7523 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7524 mResolveComponentName); 7525 } 7526 } 7527 7528 private static String calculateBundledApkRoot(final String codePathString) { 7529 final File codePath = new File(codePathString); 7530 final File codeRoot; 7531 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7532 codeRoot = Environment.getRootDirectory(); 7533 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7534 codeRoot = Environment.getOemDirectory(); 7535 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7536 codeRoot = Environment.getVendorDirectory(); 7537 } else { 7538 // Unrecognized code path; take its top real segment as the apk root: 7539 // e.g. /something/app/blah.apk => /something 7540 try { 7541 File f = codePath.getCanonicalFile(); 7542 File parent = f.getParentFile(); // non-null because codePath is a file 7543 File tmp; 7544 while ((tmp = parent.getParentFile()) != null) { 7545 f = parent; 7546 parent = tmp; 7547 } 7548 codeRoot = f; 7549 Slog.w(TAG, "Unrecognized code path " 7550 + codePath + " - using " + codeRoot); 7551 } catch (IOException e) { 7552 // Can't canonicalize the code path -- shenanigans? 7553 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7554 return Environment.getRootDirectory().getPath(); 7555 } 7556 } 7557 return codeRoot.getPath(); 7558 } 7559 7560 /** 7561 * Derive and set the location of native libraries for the given package, 7562 * which varies depending on where and how the package was installed. 7563 */ 7564 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7565 final ApplicationInfo info = pkg.applicationInfo; 7566 final String codePath = pkg.codePath; 7567 final File codeFile = new File(codePath); 7568 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7569 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7570 7571 info.nativeLibraryRootDir = null; 7572 info.nativeLibraryRootRequiresIsa = false; 7573 info.nativeLibraryDir = null; 7574 info.secondaryNativeLibraryDir = null; 7575 7576 if (isApkFile(codeFile)) { 7577 // Monolithic install 7578 if (bundledApp) { 7579 // If "/system/lib64/apkname" exists, assume that is the per-package 7580 // native library directory to use; otherwise use "/system/lib/apkname". 7581 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7582 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7583 getPrimaryInstructionSet(info)); 7584 7585 // This is a bundled system app so choose the path based on the ABI. 7586 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7587 // is just the default path. 7588 final String apkName = deriveCodePathName(codePath); 7589 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7590 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7591 apkName).getAbsolutePath(); 7592 7593 if (info.secondaryCpuAbi != null) { 7594 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7595 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7596 secondaryLibDir, apkName).getAbsolutePath(); 7597 } 7598 } else if (asecApp) { 7599 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7600 .getAbsolutePath(); 7601 } else { 7602 final String apkName = deriveCodePathName(codePath); 7603 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7604 .getAbsolutePath(); 7605 } 7606 7607 info.nativeLibraryRootRequiresIsa = false; 7608 info.nativeLibraryDir = info.nativeLibraryRootDir; 7609 } else { 7610 // Cluster install 7611 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7612 info.nativeLibraryRootRequiresIsa = true; 7613 7614 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7615 getPrimaryInstructionSet(info)).getAbsolutePath(); 7616 7617 if (info.secondaryCpuAbi != null) { 7618 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7619 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7620 } 7621 } 7622 } 7623 7624 /** 7625 * Calculate the abis and roots for a bundled app. These can uniquely 7626 * be determined from the contents of the system partition, i.e whether 7627 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7628 * of this information, and instead assume that the system was built 7629 * sensibly. 7630 */ 7631 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7632 PackageSetting pkgSetting) { 7633 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7634 7635 // If "/system/lib64/apkname" exists, assume that is the per-package 7636 // native library directory to use; otherwise use "/system/lib/apkname". 7637 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7638 setBundledAppAbi(pkg, apkRoot, apkName); 7639 // pkgSetting might be null during rescan following uninstall of updates 7640 // to a bundled app, so accommodate that possibility. The settings in 7641 // that case will be established later from the parsed package. 7642 // 7643 // If the settings aren't null, sync them up with what we've just derived. 7644 // note that apkRoot isn't stored in the package settings. 7645 if (pkgSetting != null) { 7646 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7647 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7648 } 7649 } 7650 7651 /** 7652 * Deduces the ABI of a bundled app and sets the relevant fields on the 7653 * parsed pkg object. 7654 * 7655 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7656 * under which system libraries are installed. 7657 * @param apkName the name of the installed package. 7658 */ 7659 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7660 final File codeFile = new File(pkg.codePath); 7661 7662 final boolean has64BitLibs; 7663 final boolean has32BitLibs; 7664 if (isApkFile(codeFile)) { 7665 // Monolithic install 7666 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7667 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7668 } else { 7669 // Cluster install 7670 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7671 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7672 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7673 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7674 has64BitLibs = (new File(rootDir, isa)).exists(); 7675 } else { 7676 has64BitLibs = false; 7677 } 7678 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7679 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7680 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7681 has32BitLibs = (new File(rootDir, isa)).exists(); 7682 } else { 7683 has32BitLibs = false; 7684 } 7685 } 7686 7687 if (has64BitLibs && !has32BitLibs) { 7688 // The package has 64 bit libs, but not 32 bit libs. Its primary 7689 // ABI should be 64 bit. We can safely assume here that the bundled 7690 // native libraries correspond to the most preferred ABI in the list. 7691 7692 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7693 pkg.applicationInfo.secondaryCpuAbi = null; 7694 } else if (has32BitLibs && !has64BitLibs) { 7695 // The package has 32 bit libs but not 64 bit libs. Its primary 7696 // ABI should be 32 bit. 7697 7698 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7699 pkg.applicationInfo.secondaryCpuAbi = null; 7700 } else if (has32BitLibs && has64BitLibs) { 7701 // The application has both 64 and 32 bit bundled libraries. We check 7702 // here that the app declares multiArch support, and warn if it doesn't. 7703 // 7704 // We will be lenient here and record both ABIs. The primary will be the 7705 // ABI that's higher on the list, i.e, a device that's configured to prefer 7706 // 64 bit apps will see a 64 bit primary ABI, 7707 7708 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7709 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7710 } 7711 7712 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7713 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7714 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7715 } else { 7716 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7717 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7718 } 7719 } else { 7720 pkg.applicationInfo.primaryCpuAbi = null; 7721 pkg.applicationInfo.secondaryCpuAbi = null; 7722 } 7723 } 7724 7725 private void killApplication(String pkgName, int appId, String reason) { 7726 // Request the ActivityManager to kill the process(only for existing packages) 7727 // so that we do not end up in a confused state while the user is still using the older 7728 // version of the application while the new one gets installed. 7729 IActivityManager am = ActivityManagerNative.getDefault(); 7730 if (am != null) { 7731 try { 7732 am.killApplicationWithAppId(pkgName, appId, reason); 7733 } catch (RemoteException e) { 7734 } 7735 } 7736 } 7737 7738 void removePackageLI(PackageSetting ps, boolean chatty) { 7739 if (DEBUG_INSTALL) { 7740 if (chatty) 7741 Log.d(TAG, "Removing package " + ps.name); 7742 } 7743 7744 // writer 7745 synchronized (mPackages) { 7746 mPackages.remove(ps.name); 7747 final PackageParser.Package pkg = ps.pkg; 7748 if (pkg != null) { 7749 cleanPackageDataStructuresLILPw(pkg, chatty); 7750 } 7751 } 7752 } 7753 7754 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7755 if (DEBUG_INSTALL) { 7756 if (chatty) 7757 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7758 } 7759 7760 // writer 7761 synchronized (mPackages) { 7762 mPackages.remove(pkg.applicationInfo.packageName); 7763 cleanPackageDataStructuresLILPw(pkg, chatty); 7764 } 7765 } 7766 7767 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7768 int N = pkg.providers.size(); 7769 StringBuilder r = null; 7770 int i; 7771 for (i=0; i<N; i++) { 7772 PackageParser.Provider p = pkg.providers.get(i); 7773 mProviders.removeProvider(p); 7774 if (p.info.authority == null) { 7775 7776 /* There was another ContentProvider with this authority when 7777 * this app was installed so this authority is null, 7778 * Ignore it as we don't have to unregister the provider. 7779 */ 7780 continue; 7781 } 7782 String names[] = p.info.authority.split(";"); 7783 for (int j = 0; j < names.length; j++) { 7784 if (mProvidersByAuthority.get(names[j]) == p) { 7785 mProvidersByAuthority.remove(names[j]); 7786 if (DEBUG_REMOVE) { 7787 if (chatty) 7788 Log.d(TAG, "Unregistered content provider: " + names[j] 7789 + ", className = " + p.info.name + ", isSyncable = " 7790 + p.info.isSyncable); 7791 } 7792 } 7793 } 7794 if (DEBUG_REMOVE && chatty) { 7795 if (r == null) { 7796 r = new StringBuilder(256); 7797 } else { 7798 r.append(' '); 7799 } 7800 r.append(p.info.name); 7801 } 7802 } 7803 if (r != null) { 7804 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7805 } 7806 7807 N = pkg.services.size(); 7808 r = null; 7809 for (i=0; i<N; i++) { 7810 PackageParser.Service s = pkg.services.get(i); 7811 mServices.removeService(s); 7812 if (chatty) { 7813 if (r == null) { 7814 r = new StringBuilder(256); 7815 } else { 7816 r.append(' '); 7817 } 7818 r.append(s.info.name); 7819 } 7820 } 7821 if (r != null) { 7822 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7823 } 7824 7825 N = pkg.receivers.size(); 7826 r = null; 7827 for (i=0; i<N; i++) { 7828 PackageParser.Activity a = pkg.receivers.get(i); 7829 mReceivers.removeActivity(a, "receiver"); 7830 if (DEBUG_REMOVE && chatty) { 7831 if (r == null) { 7832 r = new StringBuilder(256); 7833 } else { 7834 r.append(' '); 7835 } 7836 r.append(a.info.name); 7837 } 7838 } 7839 if (r != null) { 7840 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7841 } 7842 7843 N = pkg.activities.size(); 7844 r = null; 7845 for (i=0; i<N; i++) { 7846 PackageParser.Activity a = pkg.activities.get(i); 7847 mActivities.removeActivity(a, "activity"); 7848 if (DEBUG_REMOVE && chatty) { 7849 if (r == null) { 7850 r = new StringBuilder(256); 7851 } else { 7852 r.append(' '); 7853 } 7854 r.append(a.info.name); 7855 } 7856 } 7857 if (r != null) { 7858 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7859 } 7860 7861 N = pkg.permissions.size(); 7862 r = null; 7863 for (i=0; i<N; i++) { 7864 PackageParser.Permission p = pkg.permissions.get(i); 7865 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7866 if (bp == null) { 7867 bp = mSettings.mPermissionTrees.get(p.info.name); 7868 } 7869 if (bp != null && bp.perm == p) { 7870 bp.perm = null; 7871 if (DEBUG_REMOVE && chatty) { 7872 if (r == null) { 7873 r = new StringBuilder(256); 7874 } else { 7875 r.append(' '); 7876 } 7877 r.append(p.info.name); 7878 } 7879 } 7880 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7881 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7882 if (appOpPerms != null) { 7883 appOpPerms.remove(pkg.packageName); 7884 } 7885 } 7886 } 7887 if (r != null) { 7888 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7889 } 7890 7891 N = pkg.requestedPermissions.size(); 7892 r = null; 7893 for (i=0; i<N; i++) { 7894 String perm = pkg.requestedPermissions.get(i); 7895 BasePermission bp = mSettings.mPermissions.get(perm); 7896 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7897 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7898 if (appOpPerms != null) { 7899 appOpPerms.remove(pkg.packageName); 7900 if (appOpPerms.isEmpty()) { 7901 mAppOpPermissionPackages.remove(perm); 7902 } 7903 } 7904 } 7905 } 7906 if (r != null) { 7907 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7908 } 7909 7910 N = pkg.instrumentation.size(); 7911 r = null; 7912 for (i=0; i<N; i++) { 7913 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7914 mInstrumentation.remove(a.getComponentName()); 7915 if (DEBUG_REMOVE && chatty) { 7916 if (r == null) { 7917 r = new StringBuilder(256); 7918 } else { 7919 r.append(' '); 7920 } 7921 r.append(a.info.name); 7922 } 7923 } 7924 if (r != null) { 7925 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7926 } 7927 7928 r = null; 7929 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7930 // Only system apps can hold shared libraries. 7931 if (pkg.libraryNames != null) { 7932 for (i=0; i<pkg.libraryNames.size(); i++) { 7933 String name = pkg.libraryNames.get(i); 7934 SharedLibraryEntry cur = mSharedLibraries.get(name); 7935 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7936 mSharedLibraries.remove(name); 7937 if (DEBUG_REMOVE && chatty) { 7938 if (r == null) { 7939 r = new StringBuilder(256); 7940 } else { 7941 r.append(' '); 7942 } 7943 r.append(name); 7944 } 7945 } 7946 } 7947 } 7948 } 7949 if (r != null) { 7950 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7951 } 7952 } 7953 7954 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7955 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7956 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7957 return true; 7958 } 7959 } 7960 return false; 7961 } 7962 7963 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7964 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7965 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7966 7967 private void updatePermissionsLPw(String changingPkg, 7968 PackageParser.Package pkgInfo, int flags) { 7969 // Make sure there are no dangling permission trees. 7970 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7971 while (it.hasNext()) { 7972 final BasePermission bp = it.next(); 7973 if (bp.packageSetting == null) { 7974 // We may not yet have parsed the package, so just see if 7975 // we still know about its settings. 7976 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7977 } 7978 if (bp.packageSetting == null) { 7979 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7980 + " from package " + bp.sourcePackage); 7981 it.remove(); 7982 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7983 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7984 Slog.i(TAG, "Removing old permission tree: " + bp.name 7985 + " from package " + bp.sourcePackage); 7986 flags |= UPDATE_PERMISSIONS_ALL; 7987 it.remove(); 7988 } 7989 } 7990 } 7991 7992 // Make sure all dynamic permissions have been assigned to a package, 7993 // and make sure there are no dangling permissions. 7994 it = mSettings.mPermissions.values().iterator(); 7995 while (it.hasNext()) { 7996 final BasePermission bp = it.next(); 7997 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7998 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7999 + bp.name + " pkg=" + bp.sourcePackage 8000 + " info=" + bp.pendingInfo); 8001 if (bp.packageSetting == null && bp.pendingInfo != null) { 8002 final BasePermission tree = findPermissionTreeLP(bp.name); 8003 if (tree != null && tree.perm != null) { 8004 bp.packageSetting = tree.packageSetting; 8005 bp.perm = new PackageParser.Permission(tree.perm.owner, 8006 new PermissionInfo(bp.pendingInfo)); 8007 bp.perm.info.packageName = tree.perm.info.packageName; 8008 bp.perm.info.name = bp.name; 8009 bp.uid = tree.uid; 8010 } 8011 } 8012 } 8013 if (bp.packageSetting == null) { 8014 // We may not yet have parsed the package, so just see if 8015 // we still know about its settings. 8016 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8017 } 8018 if (bp.packageSetting == null) { 8019 Slog.w(TAG, "Removing dangling permission: " + bp.name 8020 + " from package " + bp.sourcePackage); 8021 it.remove(); 8022 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8023 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8024 Slog.i(TAG, "Removing old permission: " + bp.name 8025 + " from package " + bp.sourcePackage); 8026 flags |= UPDATE_PERMISSIONS_ALL; 8027 it.remove(); 8028 } 8029 } 8030 } 8031 8032 // Now update the permissions for all packages, in particular 8033 // replace the granted permissions of the system packages. 8034 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8035 for (PackageParser.Package pkg : mPackages.values()) { 8036 if (pkg != pkgInfo) { 8037 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8038 changingPkg); 8039 } 8040 } 8041 } 8042 8043 if (pkgInfo != null) { 8044 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8045 } 8046 } 8047 8048 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8049 String packageOfInterest) { 8050 // IMPORTANT: There are two types of permissions: install and runtime. 8051 // Install time permissions are granted when the app is installed to 8052 // all device users and users added in the future. Runtime permissions 8053 // are granted at runtime explicitly to specific users. Normal and signature 8054 // protected permissions are install time permissions. Dangerous permissions 8055 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8056 // otherwise they are runtime permissions. This function does not manage 8057 // runtime permissions except for the case an app targeting Lollipop MR1 8058 // being upgraded to target a newer SDK, in which case dangerous permissions 8059 // are transformed from install time to runtime ones. 8060 8061 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8062 if (ps == null) { 8063 return; 8064 } 8065 8066 PermissionsState permissionsState = ps.getPermissionsState(); 8067 PermissionsState origPermissions = permissionsState; 8068 8069 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8070 8071 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8072 8073 boolean changedInstallPermission = false; 8074 8075 if (replace) { 8076 ps.installPermissionsFixed = false; 8077 if (!ps.isSharedUser()) { 8078 origPermissions = new PermissionsState(permissionsState); 8079 permissionsState.reset(); 8080 } 8081 } 8082 8083 permissionsState.setGlobalGids(mGlobalGids); 8084 8085 final int N = pkg.requestedPermissions.size(); 8086 for (int i=0; i<N; i++) { 8087 final String name = pkg.requestedPermissions.get(i); 8088 final BasePermission bp = mSettings.mPermissions.get(name); 8089 8090 if (DEBUG_INSTALL) { 8091 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8092 } 8093 8094 if (bp == null || bp.packageSetting == null) { 8095 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8096 Slog.w(TAG, "Unknown permission " + name 8097 + " in package " + pkg.packageName); 8098 } 8099 continue; 8100 } 8101 8102 final String perm = bp.name; 8103 boolean allowedSig = false; 8104 int grant = GRANT_DENIED; 8105 8106 // Keep track of app op permissions. 8107 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8108 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8109 if (pkgs == null) { 8110 pkgs = new ArraySet<>(); 8111 mAppOpPermissionPackages.put(bp.name, pkgs); 8112 } 8113 pkgs.add(pkg.packageName); 8114 } 8115 8116 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8117 switch (level) { 8118 case PermissionInfo.PROTECTION_NORMAL: { 8119 // For all apps normal permissions are install time ones. 8120 grant = GRANT_INSTALL; 8121 } break; 8122 8123 case PermissionInfo.PROTECTION_DANGEROUS: { 8124 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8125 // For legacy apps dangerous permissions are install time ones. 8126 grant = GRANT_INSTALL_LEGACY; 8127 } else if (origPermissions.hasInstallPermission(bp.name)) { 8128 // For legacy apps that became modern, install becomes runtime. 8129 grant = GRANT_UPGRADE; 8130 } else { 8131 // For modern apps keep runtime permissions unchanged. 8132 grant = GRANT_RUNTIME; 8133 } 8134 } break; 8135 8136 case PermissionInfo.PROTECTION_SIGNATURE: { 8137 // For all apps signature permissions are install time ones. 8138 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8139 if (allowedSig) { 8140 grant = GRANT_INSTALL; 8141 } 8142 } break; 8143 } 8144 8145 if (DEBUG_INSTALL) { 8146 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8147 } 8148 8149 if (grant != GRANT_DENIED) { 8150 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8151 // If this is an existing, non-system package, then 8152 // we can't add any new permissions to it. 8153 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8154 // Except... if this is a permission that was added 8155 // to the platform (note: need to only do this when 8156 // updating the platform). 8157 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8158 grant = GRANT_DENIED; 8159 } 8160 } 8161 } 8162 8163 switch (grant) { 8164 case GRANT_INSTALL: { 8165 // Revoke this as runtime permission to handle the case of 8166 // a runtime permission being downgraded to an install one. 8167 for (int userId : UserManagerService.getInstance().getUserIds()) { 8168 if (origPermissions.getRuntimePermissionState( 8169 bp.name, userId) != null) { 8170 // Revoke the runtime permission and clear the flags. 8171 origPermissions.revokeRuntimePermission(bp, userId); 8172 origPermissions.updatePermissionFlags(bp, userId, 8173 PackageManager.MASK_PERMISSION_FLAGS, 0); 8174 // If we revoked a permission permission, we have to write. 8175 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8176 changedRuntimePermissionUserIds, userId); 8177 } 8178 } 8179 // Grant an install permission. 8180 if (permissionsState.grantInstallPermission(bp) != 8181 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8182 changedInstallPermission = true; 8183 } 8184 } break; 8185 8186 case GRANT_INSTALL_LEGACY: { 8187 // Grant an install permission. 8188 if (permissionsState.grantInstallPermission(bp) != 8189 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8190 changedInstallPermission = true; 8191 } 8192 } break; 8193 8194 case GRANT_RUNTIME: { 8195 // Grant previously granted runtime permissions. 8196 for (int userId : UserManagerService.getInstance().getUserIds()) { 8197 PermissionState permissionState = origPermissions 8198 .getRuntimePermissionState(bp.name, userId); 8199 final int flags = permissionState != null 8200 ? permissionState.getFlags() : 0; 8201 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8202 if (permissionsState.grantRuntimePermission(bp, userId) == 8203 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8204 // If we cannot put the permission as it was, we have to write. 8205 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8206 changedRuntimePermissionUserIds, userId); 8207 } 8208 } 8209 // Propagate the permission flags. 8210 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8211 } 8212 } break; 8213 8214 case GRANT_UPGRADE: { 8215 // Grant runtime permissions for a previously held install permission. 8216 PermissionState permissionState = origPermissions 8217 .getInstallPermissionState(bp.name); 8218 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8219 8220 if (origPermissions.revokeInstallPermission(bp) 8221 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8222 // We will be transferring the permission flags, so clear them. 8223 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8224 PackageManager.MASK_PERMISSION_FLAGS, 0); 8225 changedInstallPermission = true; 8226 } 8227 8228 // If the permission is not to be promoted to runtime we ignore it and 8229 // also its other flags as they are not applicable to install permissions. 8230 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8231 for (int userId : currentUserIds) { 8232 if (permissionsState.grantRuntimePermission(bp, userId) != 8233 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8234 // Transfer the permission flags. 8235 permissionsState.updatePermissionFlags(bp, userId, 8236 flags, flags); 8237 // If we granted the permission, we have to write. 8238 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8239 changedRuntimePermissionUserIds, userId); 8240 } 8241 } 8242 } 8243 } break; 8244 8245 default: { 8246 if (packageOfInterest == null 8247 || packageOfInterest.equals(pkg.packageName)) { 8248 Slog.w(TAG, "Not granting permission " + perm 8249 + " to package " + pkg.packageName 8250 + " because it was previously installed without"); 8251 } 8252 } break; 8253 } 8254 } else { 8255 if (permissionsState.revokeInstallPermission(bp) != 8256 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8257 // Also drop the permission flags. 8258 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8259 PackageManager.MASK_PERMISSION_FLAGS, 0); 8260 changedInstallPermission = true; 8261 Slog.i(TAG, "Un-granting permission " + perm 8262 + " from package " + pkg.packageName 8263 + " (protectionLevel=" + bp.protectionLevel 8264 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8265 + ")"); 8266 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8267 // Don't print warning for app op permissions, since it is fine for them 8268 // not to be granted, there is a UI for the user to decide. 8269 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8270 Slog.w(TAG, "Not granting permission " + perm 8271 + " to package " + pkg.packageName 8272 + " (protectionLevel=" + bp.protectionLevel 8273 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8274 + ")"); 8275 } 8276 } 8277 } 8278 } 8279 8280 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8281 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8282 // This is the first that we have heard about this package, so the 8283 // permissions we have now selected are fixed until explicitly 8284 // changed. 8285 ps.installPermissionsFixed = true; 8286 } 8287 8288 // Persist the runtime permissions state for users with changes. 8289 for (int userId : changedRuntimePermissionUserIds) { 8290 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8291 } 8292 } 8293 8294 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8295 boolean allowed = false; 8296 final int NP = PackageParser.NEW_PERMISSIONS.length; 8297 for (int ip=0; ip<NP; ip++) { 8298 final PackageParser.NewPermissionInfo npi 8299 = PackageParser.NEW_PERMISSIONS[ip]; 8300 if (npi.name.equals(perm) 8301 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8302 allowed = true; 8303 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8304 + pkg.packageName); 8305 break; 8306 } 8307 } 8308 return allowed; 8309 } 8310 8311 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8312 BasePermission bp, PermissionsState origPermissions) { 8313 boolean allowed; 8314 allowed = (compareSignatures( 8315 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8316 == PackageManager.SIGNATURE_MATCH) 8317 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8318 == PackageManager.SIGNATURE_MATCH); 8319 if (!allowed && (bp.protectionLevel 8320 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8321 if (isSystemApp(pkg)) { 8322 // For updated system applications, a system permission 8323 // is granted only if it had been defined by the original application. 8324 if (pkg.isUpdatedSystemApp()) { 8325 final PackageSetting sysPs = mSettings 8326 .getDisabledSystemPkgLPr(pkg.packageName); 8327 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8328 // If the original was granted this permission, we take 8329 // that grant decision as read and propagate it to the 8330 // update. 8331 if (sysPs.isPrivileged()) { 8332 allowed = true; 8333 } 8334 } else { 8335 // The system apk may have been updated with an older 8336 // version of the one on the data partition, but which 8337 // granted a new system permission that it didn't have 8338 // before. In this case we do want to allow the app to 8339 // now get the new permission if the ancestral apk is 8340 // privileged to get it. 8341 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8342 for (int j=0; 8343 j<sysPs.pkg.requestedPermissions.size(); j++) { 8344 if (perm.equals( 8345 sysPs.pkg.requestedPermissions.get(j))) { 8346 allowed = true; 8347 break; 8348 } 8349 } 8350 } 8351 } 8352 } else { 8353 allowed = isPrivilegedApp(pkg); 8354 } 8355 } 8356 } 8357 if (!allowed && (bp.protectionLevel 8358 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8359 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8360 // If this was a previously normal/dangerous permission that got moved 8361 // to a system permission as part of the runtime permission redesign, then 8362 // we still want to blindly grant it to old apps. 8363 allowed = true; 8364 } 8365 if (!allowed && (bp.protectionLevel 8366 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8367 // For development permissions, a development permission 8368 // is granted only if it was already granted. 8369 allowed = origPermissions.hasInstallPermission(perm); 8370 } 8371 return allowed; 8372 } 8373 8374 final class ActivityIntentResolver 8375 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8376 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8377 boolean defaultOnly, int userId) { 8378 if (!sUserManager.exists(userId)) return null; 8379 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8380 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8381 } 8382 8383 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8384 int userId) { 8385 if (!sUserManager.exists(userId)) return null; 8386 mFlags = flags; 8387 return super.queryIntent(intent, resolvedType, 8388 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8389 } 8390 8391 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8392 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8393 if (!sUserManager.exists(userId)) return null; 8394 if (packageActivities == null) { 8395 return null; 8396 } 8397 mFlags = flags; 8398 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8399 final int N = packageActivities.size(); 8400 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8401 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8402 8403 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8404 for (int i = 0; i < N; ++i) { 8405 intentFilters = packageActivities.get(i).intents; 8406 if (intentFilters != null && intentFilters.size() > 0) { 8407 PackageParser.ActivityIntentInfo[] array = 8408 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8409 intentFilters.toArray(array); 8410 listCut.add(array); 8411 } 8412 } 8413 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8414 } 8415 8416 public final void addActivity(PackageParser.Activity a, String type) { 8417 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8418 mActivities.put(a.getComponentName(), a); 8419 if (DEBUG_SHOW_INFO) 8420 Log.v( 8421 TAG, " " + type + " " + 8422 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8423 if (DEBUG_SHOW_INFO) 8424 Log.v(TAG, " Class=" + a.info.name); 8425 final int NI = a.intents.size(); 8426 for (int j=0; j<NI; j++) { 8427 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8428 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8429 intent.setPriority(0); 8430 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8431 + a.className + " with priority > 0, forcing to 0"); 8432 } 8433 if (DEBUG_SHOW_INFO) { 8434 Log.v(TAG, " IntentFilter:"); 8435 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8436 } 8437 if (!intent.debugCheck()) { 8438 Log.w(TAG, "==> For Activity " + a.info.name); 8439 } 8440 addFilter(intent); 8441 } 8442 } 8443 8444 public final void removeActivity(PackageParser.Activity a, String type) { 8445 mActivities.remove(a.getComponentName()); 8446 if (DEBUG_SHOW_INFO) { 8447 Log.v(TAG, " " + type + " " 8448 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8449 : a.info.name) + ":"); 8450 Log.v(TAG, " Class=" + a.info.name); 8451 } 8452 final int NI = a.intents.size(); 8453 for (int j=0; j<NI; j++) { 8454 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8455 if (DEBUG_SHOW_INFO) { 8456 Log.v(TAG, " IntentFilter:"); 8457 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8458 } 8459 removeFilter(intent); 8460 } 8461 } 8462 8463 @Override 8464 protected boolean allowFilterResult( 8465 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8466 ActivityInfo filterAi = filter.activity.info; 8467 for (int i=dest.size()-1; i>=0; i--) { 8468 ActivityInfo destAi = dest.get(i).activityInfo; 8469 if (destAi.name == filterAi.name 8470 && destAi.packageName == filterAi.packageName) { 8471 return false; 8472 } 8473 } 8474 return true; 8475 } 8476 8477 @Override 8478 protected ActivityIntentInfo[] newArray(int size) { 8479 return new ActivityIntentInfo[size]; 8480 } 8481 8482 @Override 8483 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8484 if (!sUserManager.exists(userId)) return true; 8485 PackageParser.Package p = filter.activity.owner; 8486 if (p != null) { 8487 PackageSetting ps = (PackageSetting)p.mExtras; 8488 if (ps != null) { 8489 // System apps are never considered stopped for purposes of 8490 // filtering, because there may be no way for the user to 8491 // actually re-launch them. 8492 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8493 && ps.getStopped(userId); 8494 } 8495 } 8496 return false; 8497 } 8498 8499 @Override 8500 protected boolean isPackageForFilter(String packageName, 8501 PackageParser.ActivityIntentInfo info) { 8502 return packageName.equals(info.activity.owner.packageName); 8503 } 8504 8505 @Override 8506 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8507 int match, int userId) { 8508 if (!sUserManager.exists(userId)) return null; 8509 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8510 return null; 8511 } 8512 final PackageParser.Activity activity = info.activity; 8513 if (mSafeMode && (activity.info.applicationInfo.flags 8514 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8515 return null; 8516 } 8517 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8518 if (ps == null) { 8519 return null; 8520 } 8521 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8522 ps.readUserState(userId), userId); 8523 if (ai == null) { 8524 return null; 8525 } 8526 final ResolveInfo res = new ResolveInfo(); 8527 res.activityInfo = ai; 8528 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8529 res.filter = info; 8530 } 8531 if (info != null) { 8532 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8533 } 8534 res.priority = info.getPriority(); 8535 res.preferredOrder = activity.owner.mPreferredOrder; 8536 //System.out.println("Result: " + res.activityInfo.className + 8537 // " = " + res.priority); 8538 res.match = match; 8539 res.isDefault = info.hasDefault; 8540 res.labelRes = info.labelRes; 8541 res.nonLocalizedLabel = info.nonLocalizedLabel; 8542 if (userNeedsBadging(userId)) { 8543 res.noResourceId = true; 8544 } else { 8545 res.icon = info.icon; 8546 } 8547 res.iconResourceId = info.icon; 8548 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8549 return res; 8550 } 8551 8552 @Override 8553 protected void sortResults(List<ResolveInfo> results) { 8554 Collections.sort(results, mResolvePrioritySorter); 8555 } 8556 8557 @Override 8558 protected void dumpFilter(PrintWriter out, String prefix, 8559 PackageParser.ActivityIntentInfo filter) { 8560 out.print(prefix); out.print( 8561 Integer.toHexString(System.identityHashCode(filter.activity))); 8562 out.print(' '); 8563 filter.activity.printComponentShortName(out); 8564 out.print(" filter "); 8565 out.println(Integer.toHexString(System.identityHashCode(filter))); 8566 } 8567 8568 @Override 8569 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8570 return filter.activity; 8571 } 8572 8573 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8574 PackageParser.Activity activity = (PackageParser.Activity)label; 8575 out.print(prefix); out.print( 8576 Integer.toHexString(System.identityHashCode(activity))); 8577 out.print(' '); 8578 activity.printComponentShortName(out); 8579 if (count > 1) { 8580 out.print(" ("); out.print(count); out.print(" filters)"); 8581 } 8582 out.println(); 8583 } 8584 8585// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8586// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8587// final List<ResolveInfo> retList = Lists.newArrayList(); 8588// while (i.hasNext()) { 8589// final ResolveInfo resolveInfo = i.next(); 8590// if (isEnabledLP(resolveInfo.activityInfo)) { 8591// retList.add(resolveInfo); 8592// } 8593// } 8594// return retList; 8595// } 8596 8597 // Keys are String (activity class name), values are Activity. 8598 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8599 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8600 private int mFlags; 8601 } 8602 8603 private final class ServiceIntentResolver 8604 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8605 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8606 boolean defaultOnly, int userId) { 8607 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8608 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8609 } 8610 8611 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8612 int userId) { 8613 if (!sUserManager.exists(userId)) return null; 8614 mFlags = flags; 8615 return super.queryIntent(intent, resolvedType, 8616 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8617 } 8618 8619 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8620 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8621 if (!sUserManager.exists(userId)) return null; 8622 if (packageServices == null) { 8623 return null; 8624 } 8625 mFlags = flags; 8626 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8627 final int N = packageServices.size(); 8628 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8629 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8630 8631 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8632 for (int i = 0; i < N; ++i) { 8633 intentFilters = packageServices.get(i).intents; 8634 if (intentFilters != null && intentFilters.size() > 0) { 8635 PackageParser.ServiceIntentInfo[] array = 8636 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8637 intentFilters.toArray(array); 8638 listCut.add(array); 8639 } 8640 } 8641 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8642 } 8643 8644 public final void addService(PackageParser.Service s) { 8645 mServices.put(s.getComponentName(), s); 8646 if (DEBUG_SHOW_INFO) { 8647 Log.v(TAG, " " 8648 + (s.info.nonLocalizedLabel != null 8649 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8650 Log.v(TAG, " Class=" + s.info.name); 8651 } 8652 final int NI = s.intents.size(); 8653 int j; 8654 for (j=0; j<NI; j++) { 8655 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8656 if (DEBUG_SHOW_INFO) { 8657 Log.v(TAG, " IntentFilter:"); 8658 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8659 } 8660 if (!intent.debugCheck()) { 8661 Log.w(TAG, "==> For Service " + s.info.name); 8662 } 8663 addFilter(intent); 8664 } 8665 } 8666 8667 public final void removeService(PackageParser.Service s) { 8668 mServices.remove(s.getComponentName()); 8669 if (DEBUG_SHOW_INFO) { 8670 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8671 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8672 Log.v(TAG, " Class=" + s.info.name); 8673 } 8674 final int NI = s.intents.size(); 8675 int j; 8676 for (j=0; j<NI; j++) { 8677 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8678 if (DEBUG_SHOW_INFO) { 8679 Log.v(TAG, " IntentFilter:"); 8680 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8681 } 8682 removeFilter(intent); 8683 } 8684 } 8685 8686 @Override 8687 protected boolean allowFilterResult( 8688 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8689 ServiceInfo filterSi = filter.service.info; 8690 for (int i=dest.size()-1; i>=0; i--) { 8691 ServiceInfo destAi = dest.get(i).serviceInfo; 8692 if (destAi.name == filterSi.name 8693 && destAi.packageName == filterSi.packageName) { 8694 return false; 8695 } 8696 } 8697 return true; 8698 } 8699 8700 @Override 8701 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8702 return new PackageParser.ServiceIntentInfo[size]; 8703 } 8704 8705 @Override 8706 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8707 if (!sUserManager.exists(userId)) return true; 8708 PackageParser.Package p = filter.service.owner; 8709 if (p != null) { 8710 PackageSetting ps = (PackageSetting)p.mExtras; 8711 if (ps != null) { 8712 // System apps are never considered stopped for purposes of 8713 // filtering, because there may be no way for the user to 8714 // actually re-launch them. 8715 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8716 && ps.getStopped(userId); 8717 } 8718 } 8719 return false; 8720 } 8721 8722 @Override 8723 protected boolean isPackageForFilter(String packageName, 8724 PackageParser.ServiceIntentInfo info) { 8725 return packageName.equals(info.service.owner.packageName); 8726 } 8727 8728 @Override 8729 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8730 int match, int userId) { 8731 if (!sUserManager.exists(userId)) return null; 8732 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8733 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8734 return null; 8735 } 8736 final PackageParser.Service service = info.service; 8737 if (mSafeMode && (service.info.applicationInfo.flags 8738 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8739 return null; 8740 } 8741 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8742 if (ps == null) { 8743 return null; 8744 } 8745 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8746 ps.readUserState(userId), userId); 8747 if (si == null) { 8748 return null; 8749 } 8750 final ResolveInfo res = new ResolveInfo(); 8751 res.serviceInfo = si; 8752 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8753 res.filter = filter; 8754 } 8755 res.priority = info.getPriority(); 8756 res.preferredOrder = service.owner.mPreferredOrder; 8757 res.match = match; 8758 res.isDefault = info.hasDefault; 8759 res.labelRes = info.labelRes; 8760 res.nonLocalizedLabel = info.nonLocalizedLabel; 8761 res.icon = info.icon; 8762 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8763 return res; 8764 } 8765 8766 @Override 8767 protected void sortResults(List<ResolveInfo> results) { 8768 Collections.sort(results, mResolvePrioritySorter); 8769 } 8770 8771 @Override 8772 protected void dumpFilter(PrintWriter out, String prefix, 8773 PackageParser.ServiceIntentInfo filter) { 8774 out.print(prefix); out.print( 8775 Integer.toHexString(System.identityHashCode(filter.service))); 8776 out.print(' '); 8777 filter.service.printComponentShortName(out); 8778 out.print(" filter "); 8779 out.println(Integer.toHexString(System.identityHashCode(filter))); 8780 } 8781 8782 @Override 8783 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8784 return filter.service; 8785 } 8786 8787 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8788 PackageParser.Service service = (PackageParser.Service)label; 8789 out.print(prefix); out.print( 8790 Integer.toHexString(System.identityHashCode(service))); 8791 out.print(' '); 8792 service.printComponentShortName(out); 8793 if (count > 1) { 8794 out.print(" ("); out.print(count); out.print(" filters)"); 8795 } 8796 out.println(); 8797 } 8798 8799// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8800// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8801// final List<ResolveInfo> retList = Lists.newArrayList(); 8802// while (i.hasNext()) { 8803// final ResolveInfo resolveInfo = (ResolveInfo) i; 8804// if (isEnabledLP(resolveInfo.serviceInfo)) { 8805// retList.add(resolveInfo); 8806// } 8807// } 8808// return retList; 8809// } 8810 8811 // Keys are String (activity class name), values are Activity. 8812 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8813 = new ArrayMap<ComponentName, PackageParser.Service>(); 8814 private int mFlags; 8815 }; 8816 8817 private final class ProviderIntentResolver 8818 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8819 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8820 boolean defaultOnly, int userId) { 8821 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8822 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8823 } 8824 8825 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8826 int userId) { 8827 if (!sUserManager.exists(userId)) 8828 return null; 8829 mFlags = flags; 8830 return super.queryIntent(intent, resolvedType, 8831 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8832 } 8833 8834 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8835 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8836 if (!sUserManager.exists(userId)) 8837 return null; 8838 if (packageProviders == null) { 8839 return null; 8840 } 8841 mFlags = flags; 8842 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8843 final int N = packageProviders.size(); 8844 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8845 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8846 8847 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8848 for (int i = 0; i < N; ++i) { 8849 intentFilters = packageProviders.get(i).intents; 8850 if (intentFilters != null && intentFilters.size() > 0) { 8851 PackageParser.ProviderIntentInfo[] array = 8852 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8853 intentFilters.toArray(array); 8854 listCut.add(array); 8855 } 8856 } 8857 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8858 } 8859 8860 public final void addProvider(PackageParser.Provider p) { 8861 if (mProviders.containsKey(p.getComponentName())) { 8862 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8863 return; 8864 } 8865 8866 mProviders.put(p.getComponentName(), p); 8867 if (DEBUG_SHOW_INFO) { 8868 Log.v(TAG, " " 8869 + (p.info.nonLocalizedLabel != null 8870 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8871 Log.v(TAG, " Class=" + p.info.name); 8872 } 8873 final int NI = p.intents.size(); 8874 int j; 8875 for (j = 0; j < NI; j++) { 8876 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8877 if (DEBUG_SHOW_INFO) { 8878 Log.v(TAG, " IntentFilter:"); 8879 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8880 } 8881 if (!intent.debugCheck()) { 8882 Log.w(TAG, "==> For Provider " + p.info.name); 8883 } 8884 addFilter(intent); 8885 } 8886 } 8887 8888 public final void removeProvider(PackageParser.Provider p) { 8889 mProviders.remove(p.getComponentName()); 8890 if (DEBUG_SHOW_INFO) { 8891 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8892 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8893 Log.v(TAG, " Class=" + p.info.name); 8894 } 8895 final int NI = p.intents.size(); 8896 int j; 8897 for (j = 0; j < NI; j++) { 8898 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8899 if (DEBUG_SHOW_INFO) { 8900 Log.v(TAG, " IntentFilter:"); 8901 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8902 } 8903 removeFilter(intent); 8904 } 8905 } 8906 8907 @Override 8908 protected boolean allowFilterResult( 8909 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8910 ProviderInfo filterPi = filter.provider.info; 8911 for (int i = dest.size() - 1; i >= 0; i--) { 8912 ProviderInfo destPi = dest.get(i).providerInfo; 8913 if (destPi.name == filterPi.name 8914 && destPi.packageName == filterPi.packageName) { 8915 return false; 8916 } 8917 } 8918 return true; 8919 } 8920 8921 @Override 8922 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8923 return new PackageParser.ProviderIntentInfo[size]; 8924 } 8925 8926 @Override 8927 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8928 if (!sUserManager.exists(userId)) 8929 return true; 8930 PackageParser.Package p = filter.provider.owner; 8931 if (p != null) { 8932 PackageSetting ps = (PackageSetting) p.mExtras; 8933 if (ps != null) { 8934 // System apps are never considered stopped for purposes of 8935 // filtering, because there may be no way for the user to 8936 // actually re-launch them. 8937 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8938 && ps.getStopped(userId); 8939 } 8940 } 8941 return false; 8942 } 8943 8944 @Override 8945 protected boolean isPackageForFilter(String packageName, 8946 PackageParser.ProviderIntentInfo info) { 8947 return packageName.equals(info.provider.owner.packageName); 8948 } 8949 8950 @Override 8951 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8952 int match, int userId) { 8953 if (!sUserManager.exists(userId)) 8954 return null; 8955 final PackageParser.ProviderIntentInfo info = filter; 8956 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8957 return null; 8958 } 8959 final PackageParser.Provider provider = info.provider; 8960 if (mSafeMode && (provider.info.applicationInfo.flags 8961 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8962 return null; 8963 } 8964 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8965 if (ps == null) { 8966 return null; 8967 } 8968 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8969 ps.readUserState(userId), userId); 8970 if (pi == null) { 8971 return null; 8972 } 8973 final ResolveInfo res = new ResolveInfo(); 8974 res.providerInfo = pi; 8975 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8976 res.filter = filter; 8977 } 8978 res.priority = info.getPriority(); 8979 res.preferredOrder = provider.owner.mPreferredOrder; 8980 res.match = match; 8981 res.isDefault = info.hasDefault; 8982 res.labelRes = info.labelRes; 8983 res.nonLocalizedLabel = info.nonLocalizedLabel; 8984 res.icon = info.icon; 8985 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8986 return res; 8987 } 8988 8989 @Override 8990 protected void sortResults(List<ResolveInfo> results) { 8991 Collections.sort(results, mResolvePrioritySorter); 8992 } 8993 8994 @Override 8995 protected void dumpFilter(PrintWriter out, String prefix, 8996 PackageParser.ProviderIntentInfo filter) { 8997 out.print(prefix); 8998 out.print( 8999 Integer.toHexString(System.identityHashCode(filter.provider))); 9000 out.print(' '); 9001 filter.provider.printComponentShortName(out); 9002 out.print(" filter "); 9003 out.println(Integer.toHexString(System.identityHashCode(filter))); 9004 } 9005 9006 @Override 9007 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9008 return filter.provider; 9009 } 9010 9011 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9012 PackageParser.Provider provider = (PackageParser.Provider)label; 9013 out.print(prefix); out.print( 9014 Integer.toHexString(System.identityHashCode(provider))); 9015 out.print(' '); 9016 provider.printComponentShortName(out); 9017 if (count > 1) { 9018 out.print(" ("); out.print(count); out.print(" filters)"); 9019 } 9020 out.println(); 9021 } 9022 9023 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9024 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9025 private int mFlags; 9026 }; 9027 9028 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9029 new Comparator<ResolveInfo>() { 9030 public int compare(ResolveInfo r1, ResolveInfo r2) { 9031 int v1 = r1.priority; 9032 int v2 = r2.priority; 9033 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9034 if (v1 != v2) { 9035 return (v1 > v2) ? -1 : 1; 9036 } 9037 v1 = r1.preferredOrder; 9038 v2 = r2.preferredOrder; 9039 if (v1 != v2) { 9040 return (v1 > v2) ? -1 : 1; 9041 } 9042 if (r1.isDefault != r2.isDefault) { 9043 return r1.isDefault ? -1 : 1; 9044 } 9045 v1 = r1.match; 9046 v2 = r2.match; 9047 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9048 if (v1 != v2) { 9049 return (v1 > v2) ? -1 : 1; 9050 } 9051 if (r1.system != r2.system) { 9052 return r1.system ? -1 : 1; 9053 } 9054 return 0; 9055 } 9056 }; 9057 9058 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9059 new Comparator<ProviderInfo>() { 9060 public int compare(ProviderInfo p1, ProviderInfo p2) { 9061 final int v1 = p1.initOrder; 9062 final int v2 = p2.initOrder; 9063 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9064 } 9065 }; 9066 9067 final void sendPackageBroadcast(final String action, final String pkg, 9068 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9069 final int[] userIds) { 9070 mHandler.post(new Runnable() { 9071 @Override 9072 public void run() { 9073 try { 9074 final IActivityManager am = ActivityManagerNative.getDefault(); 9075 if (am == null) return; 9076 final int[] resolvedUserIds; 9077 if (userIds == null) { 9078 resolvedUserIds = am.getRunningUserIds(); 9079 } else { 9080 resolvedUserIds = userIds; 9081 } 9082 for (int id : resolvedUserIds) { 9083 final Intent intent = new Intent(action, 9084 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9085 if (extras != null) { 9086 intent.putExtras(extras); 9087 } 9088 if (targetPkg != null) { 9089 intent.setPackage(targetPkg); 9090 } 9091 // Modify the UID when posting to other users 9092 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9093 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9094 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9095 intent.putExtra(Intent.EXTRA_UID, uid); 9096 } 9097 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9098 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9099 if (DEBUG_BROADCASTS) { 9100 RuntimeException here = new RuntimeException("here"); 9101 here.fillInStackTrace(); 9102 Slog.d(TAG, "Sending to user " + id + ": " 9103 + intent.toShortString(false, true, false, false) 9104 + " " + intent.getExtras(), here); 9105 } 9106 am.broadcastIntent(null, intent, null, finishedReceiver, 9107 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9108 null, finishedReceiver != null, false, id); 9109 } 9110 } catch (RemoteException ex) { 9111 } 9112 } 9113 }); 9114 } 9115 9116 /** 9117 * Check if the external storage media is available. This is true if there 9118 * is a mounted external storage medium or if the external storage is 9119 * emulated. 9120 */ 9121 private boolean isExternalMediaAvailable() { 9122 return mMediaMounted || Environment.isExternalStorageEmulated(); 9123 } 9124 9125 @Override 9126 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9127 // writer 9128 synchronized (mPackages) { 9129 if (!isExternalMediaAvailable()) { 9130 // If the external storage is no longer mounted at this point, 9131 // the caller may not have been able to delete all of this 9132 // packages files and can not delete any more. Bail. 9133 return null; 9134 } 9135 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9136 if (lastPackage != null) { 9137 pkgs.remove(lastPackage); 9138 } 9139 if (pkgs.size() > 0) { 9140 return pkgs.get(0); 9141 } 9142 } 9143 return null; 9144 } 9145 9146 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9147 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9148 userId, andCode ? 1 : 0, packageName); 9149 if (mSystemReady) { 9150 msg.sendToTarget(); 9151 } else { 9152 if (mPostSystemReadyMessages == null) { 9153 mPostSystemReadyMessages = new ArrayList<>(); 9154 } 9155 mPostSystemReadyMessages.add(msg); 9156 } 9157 } 9158 9159 void startCleaningPackages() { 9160 // reader 9161 synchronized (mPackages) { 9162 if (!isExternalMediaAvailable()) { 9163 return; 9164 } 9165 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9166 return; 9167 } 9168 } 9169 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9170 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9171 IActivityManager am = ActivityManagerNative.getDefault(); 9172 if (am != null) { 9173 try { 9174 am.startService(null, intent, null, UserHandle.USER_OWNER); 9175 } catch (RemoteException e) { 9176 } 9177 } 9178 } 9179 9180 @Override 9181 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9182 int installFlags, String installerPackageName, VerificationParams verificationParams, 9183 String packageAbiOverride) { 9184 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9185 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9186 } 9187 9188 @Override 9189 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9190 int installFlags, String installerPackageName, VerificationParams verificationParams, 9191 String packageAbiOverride, int userId) { 9192 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9193 9194 final int callingUid = Binder.getCallingUid(); 9195 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9196 9197 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9198 try { 9199 if (observer != null) { 9200 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9201 } 9202 } catch (RemoteException re) { 9203 } 9204 return; 9205 } 9206 9207 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9208 installFlags |= PackageManager.INSTALL_FROM_ADB; 9209 9210 } else { 9211 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9212 // about installerPackageName. 9213 9214 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9215 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9216 } 9217 9218 UserHandle user; 9219 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9220 user = UserHandle.ALL; 9221 } else { 9222 user = new UserHandle(userId); 9223 } 9224 9225 // Only system components can circumvent runtime permissions when installing. 9226 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9227 && mContext.checkCallingOrSelfPermission(Manifest.permission 9228 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9229 throw new SecurityException("You need the " 9230 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9231 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9232 } 9233 9234 verificationParams.setInstallerUid(callingUid); 9235 9236 final File originFile = new File(originPath); 9237 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9238 9239 final Message msg = mHandler.obtainMessage(INIT_COPY); 9240 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9241 null, verificationParams, user, packageAbiOverride); 9242 mHandler.sendMessage(msg); 9243 } 9244 9245 void installStage(String packageName, File stagedDir, String stagedCid, 9246 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9247 String installerPackageName, int installerUid, UserHandle user) { 9248 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9249 params.referrerUri, installerUid, null); 9250 verifParams.setInstallerUid(installerUid); 9251 9252 final OriginInfo origin; 9253 if (stagedDir != null) { 9254 origin = OriginInfo.fromStagedFile(stagedDir); 9255 } else { 9256 origin = OriginInfo.fromStagedContainer(stagedCid); 9257 } 9258 9259 final Message msg = mHandler.obtainMessage(INIT_COPY); 9260 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9261 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9262 mHandler.sendMessage(msg); 9263 } 9264 9265 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9266 Bundle extras = new Bundle(1); 9267 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9268 9269 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9270 packageName, extras, null, null, new int[] {userId}); 9271 try { 9272 IActivityManager am = ActivityManagerNative.getDefault(); 9273 final boolean isSystem = 9274 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9275 if (isSystem && am.isUserRunning(userId, false)) { 9276 // The just-installed/enabled app is bundled on the system, so presumed 9277 // to be able to run automatically without needing an explicit launch. 9278 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9279 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9280 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9281 .setPackage(packageName); 9282 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9283 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9284 } 9285 } catch (RemoteException e) { 9286 // shouldn't happen 9287 Slog.w(TAG, "Unable to bootstrap installed package", e); 9288 } 9289 } 9290 9291 @Override 9292 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9293 int userId) { 9294 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9295 PackageSetting pkgSetting; 9296 final int uid = Binder.getCallingUid(); 9297 enforceCrossUserPermission(uid, userId, true, true, 9298 "setApplicationHiddenSetting for user " + userId); 9299 9300 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9301 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9302 return false; 9303 } 9304 9305 long callingId = Binder.clearCallingIdentity(); 9306 try { 9307 boolean sendAdded = false; 9308 boolean sendRemoved = false; 9309 // writer 9310 synchronized (mPackages) { 9311 pkgSetting = mSettings.mPackages.get(packageName); 9312 if (pkgSetting == null) { 9313 return false; 9314 } 9315 if (pkgSetting.getHidden(userId) != hidden) { 9316 pkgSetting.setHidden(hidden, userId); 9317 mSettings.writePackageRestrictionsLPr(userId); 9318 if (hidden) { 9319 sendRemoved = true; 9320 } else { 9321 sendAdded = true; 9322 } 9323 } 9324 } 9325 if (sendAdded) { 9326 sendPackageAddedForUser(packageName, pkgSetting, userId); 9327 return true; 9328 } 9329 if (sendRemoved) { 9330 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9331 "hiding pkg"); 9332 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9333 } 9334 } finally { 9335 Binder.restoreCallingIdentity(callingId); 9336 } 9337 return false; 9338 } 9339 9340 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9341 int userId) { 9342 final PackageRemovedInfo info = new PackageRemovedInfo(); 9343 info.removedPackage = packageName; 9344 info.removedUsers = new int[] {userId}; 9345 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9346 info.sendBroadcast(false, false, false); 9347 } 9348 9349 /** 9350 * Returns true if application is not found or there was an error. Otherwise it returns 9351 * the hidden state of the package for the given user. 9352 */ 9353 @Override 9354 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9355 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9356 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9357 false, "getApplicationHidden for user " + userId); 9358 PackageSetting pkgSetting; 9359 long callingId = Binder.clearCallingIdentity(); 9360 try { 9361 // writer 9362 synchronized (mPackages) { 9363 pkgSetting = mSettings.mPackages.get(packageName); 9364 if (pkgSetting == null) { 9365 return true; 9366 } 9367 return pkgSetting.getHidden(userId); 9368 } 9369 } finally { 9370 Binder.restoreCallingIdentity(callingId); 9371 } 9372 } 9373 9374 /** 9375 * @hide 9376 */ 9377 @Override 9378 public int installExistingPackageAsUser(String packageName, int userId) { 9379 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9380 null); 9381 PackageSetting pkgSetting; 9382 final int uid = Binder.getCallingUid(); 9383 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9384 + userId); 9385 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9386 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9387 } 9388 9389 long callingId = Binder.clearCallingIdentity(); 9390 try { 9391 boolean sendAdded = false; 9392 9393 // writer 9394 synchronized (mPackages) { 9395 pkgSetting = mSettings.mPackages.get(packageName); 9396 if (pkgSetting == null) { 9397 return PackageManager.INSTALL_FAILED_INVALID_URI; 9398 } 9399 if (!pkgSetting.getInstalled(userId)) { 9400 pkgSetting.setInstalled(true, userId); 9401 pkgSetting.setHidden(false, userId); 9402 mSettings.writePackageRestrictionsLPr(userId); 9403 sendAdded = true; 9404 } 9405 } 9406 9407 if (sendAdded) { 9408 sendPackageAddedForUser(packageName, pkgSetting, userId); 9409 } 9410 } finally { 9411 Binder.restoreCallingIdentity(callingId); 9412 } 9413 9414 return PackageManager.INSTALL_SUCCEEDED; 9415 } 9416 9417 boolean isUserRestricted(int userId, String restrictionKey) { 9418 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9419 if (restrictions.getBoolean(restrictionKey, false)) { 9420 Log.w(TAG, "User is restricted: " + restrictionKey); 9421 return true; 9422 } 9423 return false; 9424 } 9425 9426 @Override 9427 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9428 mContext.enforceCallingOrSelfPermission( 9429 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9430 "Only package verification agents can verify applications"); 9431 9432 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9433 final PackageVerificationResponse response = new PackageVerificationResponse( 9434 verificationCode, Binder.getCallingUid()); 9435 msg.arg1 = id; 9436 msg.obj = response; 9437 mHandler.sendMessage(msg); 9438 } 9439 9440 @Override 9441 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9442 long millisecondsToDelay) { 9443 mContext.enforceCallingOrSelfPermission( 9444 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9445 "Only package verification agents can extend verification timeouts"); 9446 9447 final PackageVerificationState state = mPendingVerification.get(id); 9448 final PackageVerificationResponse response = new PackageVerificationResponse( 9449 verificationCodeAtTimeout, Binder.getCallingUid()); 9450 9451 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9452 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9453 } 9454 if (millisecondsToDelay < 0) { 9455 millisecondsToDelay = 0; 9456 } 9457 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9458 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9459 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9460 } 9461 9462 if ((state != null) && !state.timeoutExtended()) { 9463 state.extendTimeout(); 9464 9465 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9466 msg.arg1 = id; 9467 msg.obj = response; 9468 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9469 } 9470 } 9471 9472 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9473 int verificationCode, UserHandle user) { 9474 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9475 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9476 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9477 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9478 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9479 9480 mContext.sendBroadcastAsUser(intent, user, 9481 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9482 } 9483 9484 private ComponentName matchComponentForVerifier(String packageName, 9485 List<ResolveInfo> receivers) { 9486 ActivityInfo targetReceiver = null; 9487 9488 final int NR = receivers.size(); 9489 for (int i = 0; i < NR; i++) { 9490 final ResolveInfo info = receivers.get(i); 9491 if (info.activityInfo == null) { 9492 continue; 9493 } 9494 9495 if (packageName.equals(info.activityInfo.packageName)) { 9496 targetReceiver = info.activityInfo; 9497 break; 9498 } 9499 } 9500 9501 if (targetReceiver == null) { 9502 return null; 9503 } 9504 9505 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9506 } 9507 9508 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9509 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9510 if (pkgInfo.verifiers.length == 0) { 9511 return null; 9512 } 9513 9514 final int N = pkgInfo.verifiers.length; 9515 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9516 for (int i = 0; i < N; i++) { 9517 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9518 9519 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9520 receivers); 9521 if (comp == null) { 9522 continue; 9523 } 9524 9525 final int verifierUid = getUidForVerifier(verifierInfo); 9526 if (verifierUid == -1) { 9527 continue; 9528 } 9529 9530 if (DEBUG_VERIFY) { 9531 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9532 + " with the correct signature"); 9533 } 9534 sufficientVerifiers.add(comp); 9535 verificationState.addSufficientVerifier(verifierUid); 9536 } 9537 9538 return sufficientVerifiers; 9539 } 9540 9541 private int getUidForVerifier(VerifierInfo verifierInfo) { 9542 synchronized (mPackages) { 9543 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9544 if (pkg == null) { 9545 return -1; 9546 } else if (pkg.mSignatures.length != 1) { 9547 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9548 + " has more than one signature; ignoring"); 9549 return -1; 9550 } 9551 9552 /* 9553 * If the public key of the package's signature does not match 9554 * our expected public key, then this is a different package and 9555 * we should skip. 9556 */ 9557 9558 final byte[] expectedPublicKey; 9559 try { 9560 final Signature verifierSig = pkg.mSignatures[0]; 9561 final PublicKey publicKey = verifierSig.getPublicKey(); 9562 expectedPublicKey = publicKey.getEncoded(); 9563 } catch (CertificateException e) { 9564 return -1; 9565 } 9566 9567 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9568 9569 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9570 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9571 + " does not have the expected public key; ignoring"); 9572 return -1; 9573 } 9574 9575 return pkg.applicationInfo.uid; 9576 } 9577 } 9578 9579 @Override 9580 public void finishPackageInstall(int token) { 9581 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9582 9583 if (DEBUG_INSTALL) { 9584 Slog.v(TAG, "BM finishing package install for " + token); 9585 } 9586 9587 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9588 mHandler.sendMessage(msg); 9589 } 9590 9591 /** 9592 * Get the verification agent timeout. 9593 * 9594 * @return verification timeout in milliseconds 9595 */ 9596 private long getVerificationTimeout() { 9597 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9598 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9599 DEFAULT_VERIFICATION_TIMEOUT); 9600 } 9601 9602 /** 9603 * Get the default verification agent response code. 9604 * 9605 * @return default verification response code 9606 */ 9607 private int getDefaultVerificationResponse() { 9608 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9609 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9610 DEFAULT_VERIFICATION_RESPONSE); 9611 } 9612 9613 /** 9614 * Check whether or not package verification has been enabled. 9615 * 9616 * @return true if verification should be performed 9617 */ 9618 private boolean isVerificationEnabled(int userId, int installFlags) { 9619 if (!DEFAULT_VERIFY_ENABLE) { 9620 return false; 9621 } 9622 9623 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9624 9625 // Check if installing from ADB 9626 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9627 // Do not run verification in a test harness environment 9628 if (ActivityManager.isRunningInTestHarness()) { 9629 return false; 9630 } 9631 if (ensureVerifyAppsEnabled) { 9632 return true; 9633 } 9634 // Check if the developer does not want package verification for ADB installs 9635 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9636 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9637 return false; 9638 } 9639 } 9640 9641 if (ensureVerifyAppsEnabled) { 9642 return true; 9643 } 9644 9645 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9646 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9647 } 9648 9649 @Override 9650 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9651 throws RemoteException { 9652 mContext.enforceCallingOrSelfPermission( 9653 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9654 "Only intentfilter verification agents can verify applications"); 9655 9656 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9657 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9658 Binder.getCallingUid(), verificationCode, failedDomains); 9659 msg.arg1 = id; 9660 msg.obj = response; 9661 mHandler.sendMessage(msg); 9662 } 9663 9664 @Override 9665 public int getIntentVerificationStatus(String packageName, int userId) { 9666 synchronized (mPackages) { 9667 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9668 } 9669 } 9670 9671 @Override 9672 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9673 mContext.enforceCallingOrSelfPermission( 9674 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9675 9676 boolean result = false; 9677 synchronized (mPackages) { 9678 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9679 } 9680 if (result) { 9681 scheduleWritePackageRestrictionsLocked(userId); 9682 } 9683 return result; 9684 } 9685 9686 @Override 9687 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9688 synchronized (mPackages) { 9689 return mSettings.getIntentFilterVerificationsLPr(packageName); 9690 } 9691 } 9692 9693 @Override 9694 public List<IntentFilter> getAllIntentFilters(String packageName) { 9695 if (TextUtils.isEmpty(packageName)) { 9696 return Collections.<IntentFilter>emptyList(); 9697 } 9698 synchronized (mPackages) { 9699 PackageParser.Package pkg = mPackages.get(packageName); 9700 if (pkg == null || pkg.activities == null) { 9701 return Collections.<IntentFilter>emptyList(); 9702 } 9703 final int count = pkg.activities.size(); 9704 ArrayList<IntentFilter> result = new ArrayList<>(); 9705 for (int n=0; n<count; n++) { 9706 PackageParser.Activity activity = pkg.activities.get(n); 9707 if (activity.intents != null || activity.intents.size() > 0) { 9708 result.addAll(activity.intents); 9709 } 9710 } 9711 return result; 9712 } 9713 } 9714 9715 @Override 9716 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9717 mContext.enforceCallingOrSelfPermission( 9718 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9719 9720 synchronized (mPackages) { 9721 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9722 if (packageName != null) { 9723 result |= updateIntentVerificationStatus(packageName, 9724 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9725 UserHandle.myUserId()); 9726 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9727 packageName, userId); 9728 } 9729 return result; 9730 } 9731 } 9732 9733 @Override 9734 public String getDefaultBrowserPackageName(int userId) { 9735 synchronized (mPackages) { 9736 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9737 } 9738 } 9739 9740 /** 9741 * Get the "allow unknown sources" setting. 9742 * 9743 * @return the current "allow unknown sources" setting 9744 */ 9745 private int getUnknownSourcesSettings() { 9746 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9747 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9748 -1); 9749 } 9750 9751 @Override 9752 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9753 final int uid = Binder.getCallingUid(); 9754 // writer 9755 synchronized (mPackages) { 9756 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9757 if (targetPackageSetting == null) { 9758 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9759 } 9760 9761 PackageSetting installerPackageSetting; 9762 if (installerPackageName != null) { 9763 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9764 if (installerPackageSetting == null) { 9765 throw new IllegalArgumentException("Unknown installer package: " 9766 + installerPackageName); 9767 } 9768 } else { 9769 installerPackageSetting = null; 9770 } 9771 9772 Signature[] callerSignature; 9773 Object obj = mSettings.getUserIdLPr(uid); 9774 if (obj != null) { 9775 if (obj instanceof SharedUserSetting) { 9776 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9777 } else if (obj instanceof PackageSetting) { 9778 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9779 } else { 9780 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9781 } 9782 } else { 9783 throw new SecurityException("Unknown calling uid " + uid); 9784 } 9785 9786 // Verify: can't set installerPackageName to a package that is 9787 // not signed with the same cert as the caller. 9788 if (installerPackageSetting != null) { 9789 if (compareSignatures(callerSignature, 9790 installerPackageSetting.signatures.mSignatures) 9791 != PackageManager.SIGNATURE_MATCH) { 9792 throw new SecurityException( 9793 "Caller does not have same cert as new installer package " 9794 + installerPackageName); 9795 } 9796 } 9797 9798 // Verify: if target already has an installer package, it must 9799 // be signed with the same cert as the caller. 9800 if (targetPackageSetting.installerPackageName != null) { 9801 PackageSetting setting = mSettings.mPackages.get( 9802 targetPackageSetting.installerPackageName); 9803 // If the currently set package isn't valid, then it's always 9804 // okay to change it. 9805 if (setting != null) { 9806 if (compareSignatures(callerSignature, 9807 setting.signatures.mSignatures) 9808 != PackageManager.SIGNATURE_MATCH) { 9809 throw new SecurityException( 9810 "Caller does not have same cert as old installer package " 9811 + targetPackageSetting.installerPackageName); 9812 } 9813 } 9814 } 9815 9816 // Okay! 9817 targetPackageSetting.installerPackageName = installerPackageName; 9818 scheduleWriteSettingsLocked(); 9819 } 9820 } 9821 9822 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9823 // Queue up an async operation since the package installation may take a little while. 9824 mHandler.post(new Runnable() { 9825 public void run() { 9826 mHandler.removeCallbacks(this); 9827 // Result object to be returned 9828 PackageInstalledInfo res = new PackageInstalledInfo(); 9829 res.returnCode = currentStatus; 9830 res.uid = -1; 9831 res.pkg = null; 9832 res.removedInfo = new PackageRemovedInfo(); 9833 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9834 args.doPreInstall(res.returnCode); 9835 synchronized (mInstallLock) { 9836 installPackageLI(args, res); 9837 } 9838 args.doPostInstall(res.returnCode, res.uid); 9839 } 9840 9841 // A restore should be performed at this point if (a) the install 9842 // succeeded, (b) the operation is not an update, and (c) the new 9843 // package has not opted out of backup participation. 9844 final boolean update = res.removedInfo.removedPackage != null; 9845 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9846 boolean doRestore = !update 9847 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9848 9849 // Set up the post-install work request bookkeeping. This will be used 9850 // and cleaned up by the post-install event handling regardless of whether 9851 // there's a restore pass performed. Token values are >= 1. 9852 int token; 9853 if (mNextInstallToken < 0) mNextInstallToken = 1; 9854 token = mNextInstallToken++; 9855 9856 PostInstallData data = new PostInstallData(args, res); 9857 mRunningInstalls.put(token, data); 9858 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9859 9860 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9861 // Pass responsibility to the Backup Manager. It will perform a 9862 // restore if appropriate, then pass responsibility back to the 9863 // Package Manager to run the post-install observer callbacks 9864 // and broadcasts. 9865 IBackupManager bm = IBackupManager.Stub.asInterface( 9866 ServiceManager.getService(Context.BACKUP_SERVICE)); 9867 if (bm != null) { 9868 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9869 + " to BM for possible restore"); 9870 try { 9871 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9872 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9873 } else { 9874 doRestore = false; 9875 } 9876 } catch (RemoteException e) { 9877 // can't happen; the backup manager is local 9878 } catch (Exception e) { 9879 Slog.e(TAG, "Exception trying to enqueue restore", e); 9880 doRestore = false; 9881 } 9882 } else { 9883 Slog.e(TAG, "Backup Manager not found!"); 9884 doRestore = false; 9885 } 9886 } 9887 9888 if (!doRestore) { 9889 // No restore possible, or the Backup Manager was mysteriously not 9890 // available -- just fire the post-install work request directly. 9891 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9892 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9893 mHandler.sendMessage(msg); 9894 } 9895 } 9896 }); 9897 } 9898 9899 private abstract class HandlerParams { 9900 private static final int MAX_RETRIES = 4; 9901 9902 /** 9903 * Number of times startCopy() has been attempted and had a non-fatal 9904 * error. 9905 */ 9906 private int mRetries = 0; 9907 9908 /** User handle for the user requesting the information or installation. */ 9909 private final UserHandle mUser; 9910 9911 HandlerParams(UserHandle user) { 9912 mUser = user; 9913 } 9914 9915 UserHandle getUser() { 9916 return mUser; 9917 } 9918 9919 final boolean startCopy() { 9920 boolean res; 9921 try { 9922 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9923 9924 if (++mRetries > MAX_RETRIES) { 9925 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9926 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9927 handleServiceError(); 9928 return false; 9929 } else { 9930 handleStartCopy(); 9931 res = true; 9932 } 9933 } catch (RemoteException e) { 9934 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9935 mHandler.sendEmptyMessage(MCS_RECONNECT); 9936 res = false; 9937 } 9938 handleReturnCode(); 9939 return res; 9940 } 9941 9942 final void serviceError() { 9943 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9944 handleServiceError(); 9945 handleReturnCode(); 9946 } 9947 9948 abstract void handleStartCopy() throws RemoteException; 9949 abstract void handleServiceError(); 9950 abstract void handleReturnCode(); 9951 } 9952 9953 class MeasureParams extends HandlerParams { 9954 private final PackageStats mStats; 9955 private boolean mSuccess; 9956 9957 private final IPackageStatsObserver mObserver; 9958 9959 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9960 super(new UserHandle(stats.userHandle)); 9961 mObserver = observer; 9962 mStats = stats; 9963 } 9964 9965 @Override 9966 public String toString() { 9967 return "MeasureParams{" 9968 + Integer.toHexString(System.identityHashCode(this)) 9969 + " " + mStats.packageName + "}"; 9970 } 9971 9972 @Override 9973 void handleStartCopy() throws RemoteException { 9974 synchronized (mInstallLock) { 9975 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9976 } 9977 9978 if (mSuccess) { 9979 final boolean mounted; 9980 if (Environment.isExternalStorageEmulated()) { 9981 mounted = true; 9982 } else { 9983 final String status = Environment.getExternalStorageState(); 9984 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9985 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9986 } 9987 9988 if (mounted) { 9989 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9990 9991 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9992 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9993 9994 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9995 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9996 9997 // Always subtract cache size, since it's a subdirectory 9998 mStats.externalDataSize -= mStats.externalCacheSize; 9999 10000 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10001 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10002 10003 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10004 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10005 } 10006 } 10007 } 10008 10009 @Override 10010 void handleReturnCode() { 10011 if (mObserver != null) { 10012 try { 10013 mObserver.onGetStatsCompleted(mStats, mSuccess); 10014 } catch (RemoteException e) { 10015 Slog.i(TAG, "Observer no longer exists."); 10016 } 10017 } 10018 } 10019 10020 @Override 10021 void handleServiceError() { 10022 Slog.e(TAG, "Could not measure application " + mStats.packageName 10023 + " external storage"); 10024 } 10025 } 10026 10027 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10028 throws RemoteException { 10029 long result = 0; 10030 for (File path : paths) { 10031 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10032 } 10033 return result; 10034 } 10035 10036 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10037 for (File path : paths) { 10038 try { 10039 mcs.clearDirectory(path.getAbsolutePath()); 10040 } catch (RemoteException e) { 10041 } 10042 } 10043 } 10044 10045 static class OriginInfo { 10046 /** 10047 * Location where install is coming from, before it has been 10048 * copied/renamed into place. This could be a single monolithic APK 10049 * file, or a cluster directory. This location may be untrusted. 10050 */ 10051 final File file; 10052 final String cid; 10053 10054 /** 10055 * Flag indicating that {@link #file} or {@link #cid} has already been 10056 * staged, meaning downstream users don't need to defensively copy the 10057 * contents. 10058 */ 10059 final boolean staged; 10060 10061 /** 10062 * Flag indicating that {@link #file} or {@link #cid} is an already 10063 * installed app that is being moved. 10064 */ 10065 final boolean existing; 10066 10067 final String resolvedPath; 10068 final File resolvedFile; 10069 10070 static OriginInfo fromNothing() { 10071 return new OriginInfo(null, null, false, false); 10072 } 10073 10074 static OriginInfo fromUntrustedFile(File file) { 10075 return new OriginInfo(file, null, false, false); 10076 } 10077 10078 static OriginInfo fromExistingFile(File file) { 10079 return new OriginInfo(file, null, false, true); 10080 } 10081 10082 static OriginInfo fromStagedFile(File file) { 10083 return new OriginInfo(file, null, true, false); 10084 } 10085 10086 static OriginInfo fromStagedContainer(String cid) { 10087 return new OriginInfo(null, cid, true, false); 10088 } 10089 10090 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10091 this.file = file; 10092 this.cid = cid; 10093 this.staged = staged; 10094 this.existing = existing; 10095 10096 if (cid != null) { 10097 resolvedPath = PackageHelper.getSdDir(cid); 10098 resolvedFile = new File(resolvedPath); 10099 } else if (file != null) { 10100 resolvedPath = file.getAbsolutePath(); 10101 resolvedFile = file; 10102 } else { 10103 resolvedPath = null; 10104 resolvedFile = null; 10105 } 10106 } 10107 } 10108 10109 class MoveInfo { 10110 final int moveId; 10111 final String fromUuid; 10112 final String toUuid; 10113 final String packageName; 10114 final String dataAppName; 10115 final int appId; 10116 final String seinfo; 10117 10118 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10119 String dataAppName, int appId, String seinfo) { 10120 this.moveId = moveId; 10121 this.fromUuid = fromUuid; 10122 this.toUuid = toUuid; 10123 this.packageName = packageName; 10124 this.dataAppName = dataAppName; 10125 this.appId = appId; 10126 this.seinfo = seinfo; 10127 } 10128 } 10129 10130 class InstallParams extends HandlerParams { 10131 final OriginInfo origin; 10132 final MoveInfo move; 10133 final IPackageInstallObserver2 observer; 10134 int installFlags; 10135 final String installerPackageName; 10136 final String volumeUuid; 10137 final VerificationParams verificationParams; 10138 private InstallArgs mArgs; 10139 private int mRet; 10140 final String packageAbiOverride; 10141 10142 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10143 int installFlags, String installerPackageName, String volumeUuid, 10144 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10145 super(user); 10146 this.origin = origin; 10147 this.move = move; 10148 this.observer = observer; 10149 this.installFlags = installFlags; 10150 this.installerPackageName = installerPackageName; 10151 this.volumeUuid = volumeUuid; 10152 this.verificationParams = verificationParams; 10153 this.packageAbiOverride = packageAbiOverride; 10154 } 10155 10156 @Override 10157 public String toString() { 10158 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10159 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10160 } 10161 10162 public ManifestDigest getManifestDigest() { 10163 if (verificationParams == null) { 10164 return null; 10165 } 10166 return verificationParams.getManifestDigest(); 10167 } 10168 10169 private int installLocationPolicy(PackageInfoLite pkgLite) { 10170 String packageName = pkgLite.packageName; 10171 int installLocation = pkgLite.installLocation; 10172 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10173 // reader 10174 synchronized (mPackages) { 10175 PackageParser.Package pkg = mPackages.get(packageName); 10176 if (pkg != null) { 10177 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10178 // Check for downgrading. 10179 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10180 try { 10181 checkDowngrade(pkg, pkgLite); 10182 } catch (PackageManagerException e) { 10183 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10184 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10185 } 10186 } 10187 // Check for updated system application. 10188 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10189 if (onSd) { 10190 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10191 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10192 } 10193 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10194 } else { 10195 if (onSd) { 10196 // Install flag overrides everything. 10197 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10198 } 10199 // If current upgrade specifies particular preference 10200 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10201 // Application explicitly specified internal. 10202 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10203 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10204 // App explictly prefers external. Let policy decide 10205 } else { 10206 // Prefer previous location 10207 if (isExternal(pkg)) { 10208 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10209 } 10210 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10211 } 10212 } 10213 } else { 10214 // Invalid install. Return error code 10215 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10216 } 10217 } 10218 } 10219 // All the special cases have been taken care of. 10220 // Return result based on recommended install location. 10221 if (onSd) { 10222 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10223 } 10224 return pkgLite.recommendedInstallLocation; 10225 } 10226 10227 /* 10228 * Invoke remote method to get package information and install 10229 * location values. Override install location based on default 10230 * policy if needed and then create install arguments based 10231 * on the install location. 10232 */ 10233 public void handleStartCopy() throws RemoteException { 10234 int ret = PackageManager.INSTALL_SUCCEEDED; 10235 10236 // If we're already staged, we've firmly committed to an install location 10237 if (origin.staged) { 10238 if (origin.file != null) { 10239 installFlags |= PackageManager.INSTALL_INTERNAL; 10240 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10241 } else if (origin.cid != null) { 10242 installFlags |= PackageManager.INSTALL_EXTERNAL; 10243 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10244 } else { 10245 throw new IllegalStateException("Invalid stage location"); 10246 } 10247 } 10248 10249 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10250 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10251 10252 PackageInfoLite pkgLite = null; 10253 10254 if (onInt && onSd) { 10255 // Check if both bits are set. 10256 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10257 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10258 } else { 10259 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10260 packageAbiOverride); 10261 10262 /* 10263 * If we have too little free space, try to free cache 10264 * before giving up. 10265 */ 10266 if (!origin.staged && pkgLite.recommendedInstallLocation 10267 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10268 // TODO: focus freeing disk space on the target device 10269 final StorageManager storage = StorageManager.from(mContext); 10270 final long lowThreshold = storage.getStorageLowBytes( 10271 Environment.getDataDirectory()); 10272 10273 final long sizeBytes = mContainerService.calculateInstalledSize( 10274 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10275 10276 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10277 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10278 installFlags, packageAbiOverride); 10279 } 10280 10281 /* 10282 * The cache free must have deleted the file we 10283 * downloaded to install. 10284 * 10285 * TODO: fix the "freeCache" call to not delete 10286 * the file we care about. 10287 */ 10288 if (pkgLite.recommendedInstallLocation 10289 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10290 pkgLite.recommendedInstallLocation 10291 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10292 } 10293 } 10294 } 10295 10296 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10297 int loc = pkgLite.recommendedInstallLocation; 10298 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10299 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10300 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10301 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10302 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10303 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10304 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10305 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10306 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10307 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10308 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10309 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10310 } else { 10311 // Override with defaults if needed. 10312 loc = installLocationPolicy(pkgLite); 10313 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10314 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10315 } else if (!onSd && !onInt) { 10316 // Override install location with flags 10317 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10318 // Set the flag to install on external media. 10319 installFlags |= PackageManager.INSTALL_EXTERNAL; 10320 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10321 } else { 10322 // Make sure the flag for installing on external 10323 // media is unset 10324 installFlags |= PackageManager.INSTALL_INTERNAL; 10325 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10326 } 10327 } 10328 } 10329 } 10330 10331 final InstallArgs args = createInstallArgs(this); 10332 mArgs = args; 10333 10334 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10335 /* 10336 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10337 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10338 */ 10339 int userIdentifier = getUser().getIdentifier(); 10340 if (userIdentifier == UserHandle.USER_ALL 10341 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10342 userIdentifier = UserHandle.USER_OWNER; 10343 } 10344 10345 /* 10346 * Determine if we have any installed package verifiers. If we 10347 * do, then we'll defer to them to verify the packages. 10348 */ 10349 final int requiredUid = mRequiredVerifierPackage == null ? -1 10350 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10351 if (!origin.existing && requiredUid != -1 10352 && isVerificationEnabled(userIdentifier, installFlags)) { 10353 final Intent verification = new Intent( 10354 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10355 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10356 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10357 PACKAGE_MIME_TYPE); 10358 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10359 10360 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10361 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10362 0 /* TODO: Which userId? */); 10363 10364 if (DEBUG_VERIFY) { 10365 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10366 + verification.toString() + " with " + pkgLite.verifiers.length 10367 + " optional verifiers"); 10368 } 10369 10370 final int verificationId = mPendingVerificationToken++; 10371 10372 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10373 10374 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10375 installerPackageName); 10376 10377 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10378 installFlags); 10379 10380 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10381 pkgLite.packageName); 10382 10383 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10384 pkgLite.versionCode); 10385 10386 if (verificationParams != null) { 10387 if (verificationParams.getVerificationURI() != null) { 10388 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10389 verificationParams.getVerificationURI()); 10390 } 10391 if (verificationParams.getOriginatingURI() != null) { 10392 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10393 verificationParams.getOriginatingURI()); 10394 } 10395 if (verificationParams.getReferrer() != null) { 10396 verification.putExtra(Intent.EXTRA_REFERRER, 10397 verificationParams.getReferrer()); 10398 } 10399 if (verificationParams.getOriginatingUid() >= 0) { 10400 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10401 verificationParams.getOriginatingUid()); 10402 } 10403 if (verificationParams.getInstallerUid() >= 0) { 10404 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10405 verificationParams.getInstallerUid()); 10406 } 10407 } 10408 10409 final PackageVerificationState verificationState = new PackageVerificationState( 10410 requiredUid, args); 10411 10412 mPendingVerification.append(verificationId, verificationState); 10413 10414 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10415 receivers, verificationState); 10416 10417 /* 10418 * If any sufficient verifiers were listed in the package 10419 * manifest, attempt to ask them. 10420 */ 10421 if (sufficientVerifiers != null) { 10422 final int N = sufficientVerifiers.size(); 10423 if (N == 0) { 10424 Slog.i(TAG, "Additional verifiers required, but none installed."); 10425 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10426 } else { 10427 for (int i = 0; i < N; i++) { 10428 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10429 10430 final Intent sufficientIntent = new Intent(verification); 10431 sufficientIntent.setComponent(verifierComponent); 10432 10433 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10434 } 10435 } 10436 } 10437 10438 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10439 mRequiredVerifierPackage, receivers); 10440 if (ret == PackageManager.INSTALL_SUCCEEDED 10441 && mRequiredVerifierPackage != null) { 10442 /* 10443 * Send the intent to the required verification agent, 10444 * but only start the verification timeout after the 10445 * target BroadcastReceivers have run. 10446 */ 10447 verification.setComponent(requiredVerifierComponent); 10448 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10449 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10450 new BroadcastReceiver() { 10451 @Override 10452 public void onReceive(Context context, Intent intent) { 10453 final Message msg = mHandler 10454 .obtainMessage(CHECK_PENDING_VERIFICATION); 10455 msg.arg1 = verificationId; 10456 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10457 } 10458 }, null, 0, null, null); 10459 10460 /* 10461 * We don't want the copy to proceed until verification 10462 * succeeds, so null out this field. 10463 */ 10464 mArgs = null; 10465 } 10466 } else { 10467 /* 10468 * No package verification is enabled, so immediately start 10469 * the remote call to initiate copy using temporary file. 10470 */ 10471 ret = args.copyApk(mContainerService, true); 10472 } 10473 } 10474 10475 mRet = ret; 10476 } 10477 10478 @Override 10479 void handleReturnCode() { 10480 // If mArgs is null, then MCS couldn't be reached. When it 10481 // reconnects, it will try again to install. At that point, this 10482 // will succeed. 10483 if (mArgs != null) { 10484 processPendingInstall(mArgs, mRet); 10485 } 10486 } 10487 10488 @Override 10489 void handleServiceError() { 10490 mArgs = createInstallArgs(this); 10491 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10492 } 10493 10494 public boolean isForwardLocked() { 10495 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10496 } 10497 } 10498 10499 /** 10500 * Used during creation of InstallArgs 10501 * 10502 * @param installFlags package installation flags 10503 * @return true if should be installed on external storage 10504 */ 10505 private static boolean installOnExternalAsec(int installFlags) { 10506 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10507 return false; 10508 } 10509 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10510 return true; 10511 } 10512 return false; 10513 } 10514 10515 /** 10516 * Used during creation of InstallArgs 10517 * 10518 * @param installFlags package installation flags 10519 * @return true if should be installed as forward locked 10520 */ 10521 private static boolean installForwardLocked(int installFlags) { 10522 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10523 } 10524 10525 private InstallArgs createInstallArgs(InstallParams params) { 10526 if (params.move != null) { 10527 return new MoveInstallArgs(params); 10528 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10529 return new AsecInstallArgs(params); 10530 } else { 10531 return new FileInstallArgs(params); 10532 } 10533 } 10534 10535 /** 10536 * Create args that describe an existing installed package. Typically used 10537 * when cleaning up old installs, or used as a move source. 10538 */ 10539 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10540 String resourcePath, String[] instructionSets) { 10541 final boolean isInAsec; 10542 if (installOnExternalAsec(installFlags)) { 10543 /* Apps on SD card are always in ASEC containers. */ 10544 isInAsec = true; 10545 } else if (installForwardLocked(installFlags) 10546 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10547 /* 10548 * Forward-locked apps are only in ASEC containers if they're the 10549 * new style 10550 */ 10551 isInAsec = true; 10552 } else { 10553 isInAsec = false; 10554 } 10555 10556 if (isInAsec) { 10557 return new AsecInstallArgs(codePath, instructionSets, 10558 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10559 } else { 10560 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10561 } 10562 } 10563 10564 static abstract class InstallArgs { 10565 /** @see InstallParams#origin */ 10566 final OriginInfo origin; 10567 /** @see InstallParams#move */ 10568 final MoveInfo move; 10569 10570 final IPackageInstallObserver2 observer; 10571 // Always refers to PackageManager flags only 10572 final int installFlags; 10573 final String installerPackageName; 10574 final String volumeUuid; 10575 final ManifestDigest manifestDigest; 10576 final UserHandle user; 10577 final String abiOverride; 10578 10579 // The list of instruction sets supported by this app. This is currently 10580 // only used during the rmdex() phase to clean up resources. We can get rid of this 10581 // if we move dex files under the common app path. 10582 /* nullable */ String[] instructionSets; 10583 10584 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10585 int installFlags, String installerPackageName, String volumeUuid, 10586 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10587 String abiOverride) { 10588 this.origin = origin; 10589 this.move = move; 10590 this.installFlags = installFlags; 10591 this.observer = observer; 10592 this.installerPackageName = installerPackageName; 10593 this.volumeUuid = volumeUuid; 10594 this.manifestDigest = manifestDigest; 10595 this.user = user; 10596 this.instructionSets = instructionSets; 10597 this.abiOverride = abiOverride; 10598 } 10599 10600 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10601 abstract int doPreInstall(int status); 10602 10603 /** 10604 * Rename package into final resting place. All paths on the given 10605 * scanned package should be updated to reflect the rename. 10606 */ 10607 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10608 abstract int doPostInstall(int status, int uid); 10609 10610 /** @see PackageSettingBase#codePathString */ 10611 abstract String getCodePath(); 10612 /** @see PackageSettingBase#resourcePathString */ 10613 abstract String getResourcePath(); 10614 10615 // Need installer lock especially for dex file removal. 10616 abstract void cleanUpResourcesLI(); 10617 abstract boolean doPostDeleteLI(boolean delete); 10618 10619 /** 10620 * Called before the source arguments are copied. This is used mostly 10621 * for MoveParams when it needs to read the source file to put it in the 10622 * destination. 10623 */ 10624 int doPreCopy() { 10625 return PackageManager.INSTALL_SUCCEEDED; 10626 } 10627 10628 /** 10629 * Called after the source arguments are copied. This is used mostly for 10630 * MoveParams when it needs to read the source file to put it in the 10631 * destination. 10632 * 10633 * @return 10634 */ 10635 int doPostCopy(int uid) { 10636 return PackageManager.INSTALL_SUCCEEDED; 10637 } 10638 10639 protected boolean isFwdLocked() { 10640 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10641 } 10642 10643 protected boolean isExternalAsec() { 10644 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10645 } 10646 10647 UserHandle getUser() { 10648 return user; 10649 } 10650 } 10651 10652 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10653 if (!allCodePaths.isEmpty()) { 10654 if (instructionSets == null) { 10655 throw new IllegalStateException("instructionSet == null"); 10656 } 10657 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10658 for (String codePath : allCodePaths) { 10659 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10660 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10661 if (retCode < 0) { 10662 Slog.w(TAG, "Couldn't remove dex file for package: " 10663 + " at location " + codePath + ", retcode=" + retCode); 10664 // we don't consider this to be a failure of the core package deletion 10665 } 10666 } 10667 } 10668 } 10669 } 10670 10671 /** 10672 * Logic to handle installation of non-ASEC applications, including copying 10673 * and renaming logic. 10674 */ 10675 class FileInstallArgs extends InstallArgs { 10676 private File codeFile; 10677 private File resourceFile; 10678 10679 // Example topology: 10680 // /data/app/com.example/base.apk 10681 // /data/app/com.example/split_foo.apk 10682 // /data/app/com.example/lib/arm/libfoo.so 10683 // /data/app/com.example/lib/arm64/libfoo.so 10684 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10685 10686 /** New install */ 10687 FileInstallArgs(InstallParams params) { 10688 super(params.origin, params.move, params.observer, params.installFlags, 10689 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10690 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10691 if (isFwdLocked()) { 10692 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10693 } 10694 } 10695 10696 /** Existing install */ 10697 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10698 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10699 null); 10700 this.codeFile = (codePath != null) ? new File(codePath) : null; 10701 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10702 } 10703 10704 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10705 if (origin.staged) { 10706 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10707 codeFile = origin.file; 10708 resourceFile = origin.file; 10709 return PackageManager.INSTALL_SUCCEEDED; 10710 } 10711 10712 try { 10713 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10714 codeFile = tempDir; 10715 resourceFile = tempDir; 10716 } catch (IOException e) { 10717 Slog.w(TAG, "Failed to create copy file: " + e); 10718 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10719 } 10720 10721 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10722 @Override 10723 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10724 if (!FileUtils.isValidExtFilename(name)) { 10725 throw new IllegalArgumentException("Invalid filename: " + name); 10726 } 10727 try { 10728 final File file = new File(codeFile, name); 10729 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10730 O_RDWR | O_CREAT, 0644); 10731 Os.chmod(file.getAbsolutePath(), 0644); 10732 return new ParcelFileDescriptor(fd); 10733 } catch (ErrnoException e) { 10734 throw new RemoteException("Failed to open: " + e.getMessage()); 10735 } 10736 } 10737 }; 10738 10739 int ret = PackageManager.INSTALL_SUCCEEDED; 10740 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10741 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10742 Slog.e(TAG, "Failed to copy package"); 10743 return ret; 10744 } 10745 10746 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10747 NativeLibraryHelper.Handle handle = null; 10748 try { 10749 handle = NativeLibraryHelper.Handle.create(codeFile); 10750 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10751 abiOverride); 10752 } catch (IOException e) { 10753 Slog.e(TAG, "Copying native libraries failed", e); 10754 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10755 } finally { 10756 IoUtils.closeQuietly(handle); 10757 } 10758 10759 return ret; 10760 } 10761 10762 int doPreInstall(int status) { 10763 if (status != PackageManager.INSTALL_SUCCEEDED) { 10764 cleanUp(); 10765 } 10766 return status; 10767 } 10768 10769 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10770 if (status != PackageManager.INSTALL_SUCCEEDED) { 10771 cleanUp(); 10772 return false; 10773 } 10774 10775 final File targetDir = codeFile.getParentFile(); 10776 final File beforeCodeFile = codeFile; 10777 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10778 10779 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10780 try { 10781 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10782 } catch (ErrnoException e) { 10783 Slog.w(TAG, "Failed to rename", e); 10784 return false; 10785 } 10786 10787 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10788 Slog.w(TAG, "Failed to restorecon"); 10789 return false; 10790 } 10791 10792 // Reflect the rename internally 10793 codeFile = afterCodeFile; 10794 resourceFile = afterCodeFile; 10795 10796 // Reflect the rename in scanned details 10797 pkg.codePath = afterCodeFile.getAbsolutePath(); 10798 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10799 pkg.baseCodePath); 10800 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10801 pkg.splitCodePaths); 10802 10803 // Reflect the rename in app info 10804 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10805 pkg.applicationInfo.setCodePath(pkg.codePath); 10806 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10807 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10808 pkg.applicationInfo.setResourcePath(pkg.codePath); 10809 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10810 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10811 10812 return true; 10813 } 10814 10815 int doPostInstall(int status, int uid) { 10816 if (status != PackageManager.INSTALL_SUCCEEDED) { 10817 cleanUp(); 10818 } 10819 return status; 10820 } 10821 10822 @Override 10823 String getCodePath() { 10824 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10825 } 10826 10827 @Override 10828 String getResourcePath() { 10829 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10830 } 10831 10832 private boolean cleanUp() { 10833 if (codeFile == null || !codeFile.exists()) { 10834 return false; 10835 } 10836 10837 if (codeFile.isDirectory()) { 10838 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10839 } else { 10840 codeFile.delete(); 10841 } 10842 10843 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10844 resourceFile.delete(); 10845 } 10846 10847 return true; 10848 } 10849 10850 void cleanUpResourcesLI() { 10851 // Try enumerating all code paths before deleting 10852 List<String> allCodePaths = Collections.EMPTY_LIST; 10853 if (codeFile != null && codeFile.exists()) { 10854 try { 10855 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10856 allCodePaths = pkg.getAllCodePaths(); 10857 } catch (PackageParserException e) { 10858 // Ignored; we tried our best 10859 } 10860 } 10861 10862 cleanUp(); 10863 removeDexFiles(allCodePaths, instructionSets); 10864 } 10865 10866 boolean doPostDeleteLI(boolean delete) { 10867 // XXX err, shouldn't we respect the delete flag? 10868 cleanUpResourcesLI(); 10869 return true; 10870 } 10871 } 10872 10873 private boolean isAsecExternal(String cid) { 10874 final String asecPath = PackageHelper.getSdFilesystem(cid); 10875 return !asecPath.startsWith(mAsecInternalPath); 10876 } 10877 10878 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10879 PackageManagerException { 10880 if (copyRet < 0) { 10881 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10882 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10883 throw new PackageManagerException(copyRet, message); 10884 } 10885 } 10886 } 10887 10888 /** 10889 * Extract the MountService "container ID" from the full code path of an 10890 * .apk. 10891 */ 10892 static String cidFromCodePath(String fullCodePath) { 10893 int eidx = fullCodePath.lastIndexOf("/"); 10894 String subStr1 = fullCodePath.substring(0, eidx); 10895 int sidx = subStr1.lastIndexOf("/"); 10896 return subStr1.substring(sidx+1, eidx); 10897 } 10898 10899 /** 10900 * Logic to handle installation of ASEC applications, including copying and 10901 * renaming logic. 10902 */ 10903 class AsecInstallArgs extends InstallArgs { 10904 static final String RES_FILE_NAME = "pkg.apk"; 10905 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10906 10907 String cid; 10908 String packagePath; 10909 String resourcePath; 10910 10911 /** New install */ 10912 AsecInstallArgs(InstallParams params) { 10913 super(params.origin, params.move, params.observer, params.installFlags, 10914 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10915 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10916 } 10917 10918 /** Existing install */ 10919 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10920 boolean isExternal, boolean isForwardLocked) { 10921 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10922 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10923 instructionSets, null); 10924 // Hackily pretend we're still looking at a full code path 10925 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10926 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10927 } 10928 10929 // Extract cid from fullCodePath 10930 int eidx = fullCodePath.lastIndexOf("/"); 10931 String subStr1 = fullCodePath.substring(0, eidx); 10932 int sidx = subStr1.lastIndexOf("/"); 10933 cid = subStr1.substring(sidx+1, eidx); 10934 setMountPath(subStr1); 10935 } 10936 10937 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10938 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10939 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10940 instructionSets, null); 10941 this.cid = cid; 10942 setMountPath(PackageHelper.getSdDir(cid)); 10943 } 10944 10945 void createCopyFile() { 10946 cid = mInstallerService.allocateExternalStageCidLegacy(); 10947 } 10948 10949 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10950 if (origin.staged) { 10951 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10952 cid = origin.cid; 10953 setMountPath(PackageHelper.getSdDir(cid)); 10954 return PackageManager.INSTALL_SUCCEEDED; 10955 } 10956 10957 if (temp) { 10958 createCopyFile(); 10959 } else { 10960 /* 10961 * Pre-emptively destroy the container since it's destroyed if 10962 * copying fails due to it existing anyway. 10963 */ 10964 PackageHelper.destroySdDir(cid); 10965 } 10966 10967 final String newMountPath = imcs.copyPackageToContainer( 10968 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10969 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10970 10971 if (newMountPath != null) { 10972 setMountPath(newMountPath); 10973 return PackageManager.INSTALL_SUCCEEDED; 10974 } else { 10975 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10976 } 10977 } 10978 10979 @Override 10980 String getCodePath() { 10981 return packagePath; 10982 } 10983 10984 @Override 10985 String getResourcePath() { 10986 return resourcePath; 10987 } 10988 10989 int doPreInstall(int status) { 10990 if (status != PackageManager.INSTALL_SUCCEEDED) { 10991 // Destroy container 10992 PackageHelper.destroySdDir(cid); 10993 } else { 10994 boolean mounted = PackageHelper.isContainerMounted(cid); 10995 if (!mounted) { 10996 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10997 Process.SYSTEM_UID); 10998 if (newMountPath != null) { 10999 setMountPath(newMountPath); 11000 } else { 11001 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11002 } 11003 } 11004 } 11005 return status; 11006 } 11007 11008 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11009 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11010 String newMountPath = null; 11011 if (PackageHelper.isContainerMounted(cid)) { 11012 // Unmount the container 11013 if (!PackageHelper.unMountSdDir(cid)) { 11014 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11015 return false; 11016 } 11017 } 11018 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11019 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11020 " which might be stale. Will try to clean up."); 11021 // Clean up the stale container and proceed to recreate. 11022 if (!PackageHelper.destroySdDir(newCacheId)) { 11023 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11024 return false; 11025 } 11026 // Successfully cleaned up stale container. Try to rename again. 11027 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11028 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11029 + " inspite of cleaning it up."); 11030 return false; 11031 } 11032 } 11033 if (!PackageHelper.isContainerMounted(newCacheId)) { 11034 Slog.w(TAG, "Mounting container " + newCacheId); 11035 newMountPath = PackageHelper.mountSdDir(newCacheId, 11036 getEncryptKey(), Process.SYSTEM_UID); 11037 } else { 11038 newMountPath = PackageHelper.getSdDir(newCacheId); 11039 } 11040 if (newMountPath == null) { 11041 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11042 return false; 11043 } 11044 Log.i(TAG, "Succesfully renamed " + cid + 11045 " to " + newCacheId + 11046 " at new path: " + newMountPath); 11047 cid = newCacheId; 11048 11049 final File beforeCodeFile = new File(packagePath); 11050 setMountPath(newMountPath); 11051 final File afterCodeFile = new File(packagePath); 11052 11053 // Reflect the rename in scanned details 11054 pkg.codePath = afterCodeFile.getAbsolutePath(); 11055 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11056 pkg.baseCodePath); 11057 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11058 pkg.splitCodePaths); 11059 11060 // Reflect the rename in app info 11061 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11062 pkg.applicationInfo.setCodePath(pkg.codePath); 11063 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11064 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11065 pkg.applicationInfo.setResourcePath(pkg.codePath); 11066 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11067 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11068 11069 return true; 11070 } 11071 11072 private void setMountPath(String mountPath) { 11073 final File mountFile = new File(mountPath); 11074 11075 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11076 if (monolithicFile.exists()) { 11077 packagePath = monolithicFile.getAbsolutePath(); 11078 if (isFwdLocked()) { 11079 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11080 } else { 11081 resourcePath = packagePath; 11082 } 11083 } else { 11084 packagePath = mountFile.getAbsolutePath(); 11085 resourcePath = packagePath; 11086 } 11087 } 11088 11089 int doPostInstall(int status, int uid) { 11090 if (status != PackageManager.INSTALL_SUCCEEDED) { 11091 cleanUp(); 11092 } else { 11093 final int groupOwner; 11094 final String protectedFile; 11095 if (isFwdLocked()) { 11096 groupOwner = UserHandle.getSharedAppGid(uid); 11097 protectedFile = RES_FILE_NAME; 11098 } else { 11099 groupOwner = -1; 11100 protectedFile = null; 11101 } 11102 11103 if (uid < Process.FIRST_APPLICATION_UID 11104 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11105 Slog.e(TAG, "Failed to finalize " + cid); 11106 PackageHelper.destroySdDir(cid); 11107 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11108 } 11109 11110 boolean mounted = PackageHelper.isContainerMounted(cid); 11111 if (!mounted) { 11112 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11113 } 11114 } 11115 return status; 11116 } 11117 11118 private void cleanUp() { 11119 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11120 11121 // Destroy secure container 11122 PackageHelper.destroySdDir(cid); 11123 } 11124 11125 private List<String> getAllCodePaths() { 11126 final File codeFile = new File(getCodePath()); 11127 if (codeFile != null && codeFile.exists()) { 11128 try { 11129 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11130 return pkg.getAllCodePaths(); 11131 } catch (PackageParserException e) { 11132 // Ignored; we tried our best 11133 } 11134 } 11135 return Collections.EMPTY_LIST; 11136 } 11137 11138 void cleanUpResourcesLI() { 11139 // Enumerate all code paths before deleting 11140 cleanUpResourcesLI(getAllCodePaths()); 11141 } 11142 11143 private void cleanUpResourcesLI(List<String> allCodePaths) { 11144 cleanUp(); 11145 removeDexFiles(allCodePaths, instructionSets); 11146 } 11147 11148 String getPackageName() { 11149 return getAsecPackageName(cid); 11150 } 11151 11152 boolean doPostDeleteLI(boolean delete) { 11153 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11154 final List<String> allCodePaths = getAllCodePaths(); 11155 boolean mounted = PackageHelper.isContainerMounted(cid); 11156 if (mounted) { 11157 // Unmount first 11158 if (PackageHelper.unMountSdDir(cid)) { 11159 mounted = false; 11160 } 11161 } 11162 if (!mounted && delete) { 11163 cleanUpResourcesLI(allCodePaths); 11164 } 11165 return !mounted; 11166 } 11167 11168 @Override 11169 int doPreCopy() { 11170 if (isFwdLocked()) { 11171 if (!PackageHelper.fixSdPermissions(cid, 11172 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11173 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11174 } 11175 } 11176 11177 return PackageManager.INSTALL_SUCCEEDED; 11178 } 11179 11180 @Override 11181 int doPostCopy(int uid) { 11182 if (isFwdLocked()) { 11183 if (uid < Process.FIRST_APPLICATION_UID 11184 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11185 RES_FILE_NAME)) { 11186 Slog.e(TAG, "Failed to finalize " + cid); 11187 PackageHelper.destroySdDir(cid); 11188 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11189 } 11190 } 11191 11192 return PackageManager.INSTALL_SUCCEEDED; 11193 } 11194 } 11195 11196 /** 11197 * Logic to handle movement of existing installed applications. 11198 */ 11199 class MoveInstallArgs extends InstallArgs { 11200 private File codeFile; 11201 private File resourceFile; 11202 11203 /** New install */ 11204 MoveInstallArgs(InstallParams params) { 11205 super(params.origin, params.move, params.observer, params.installFlags, 11206 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11207 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11208 } 11209 11210 int copyApk(IMediaContainerService imcs, boolean temp) { 11211 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11212 + move.fromUuid + " to " + move.toUuid); 11213 synchronized (mInstaller) { 11214 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11215 move.dataAppName, move.appId, move.seinfo) != 0) { 11216 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11217 } 11218 } 11219 11220 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11221 resourceFile = codeFile; 11222 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11223 11224 return PackageManager.INSTALL_SUCCEEDED; 11225 } 11226 11227 int doPreInstall(int status) { 11228 if (status != PackageManager.INSTALL_SUCCEEDED) { 11229 cleanUp(); 11230 } 11231 return status; 11232 } 11233 11234 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11235 if (status != PackageManager.INSTALL_SUCCEEDED) { 11236 cleanUp(); 11237 return false; 11238 } 11239 11240 // Reflect the move in app info 11241 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11242 pkg.applicationInfo.setCodePath(pkg.codePath); 11243 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11244 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11245 pkg.applicationInfo.setResourcePath(pkg.codePath); 11246 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11247 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11248 11249 return true; 11250 } 11251 11252 int doPostInstall(int status, int uid) { 11253 if (status != PackageManager.INSTALL_SUCCEEDED) { 11254 cleanUp(); 11255 } 11256 return status; 11257 } 11258 11259 @Override 11260 String getCodePath() { 11261 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11262 } 11263 11264 @Override 11265 String getResourcePath() { 11266 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11267 } 11268 11269 private boolean cleanUp() { 11270 if (codeFile == null || !codeFile.exists()) { 11271 return false; 11272 } 11273 11274 if (codeFile.isDirectory()) { 11275 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11276 } else { 11277 codeFile.delete(); 11278 } 11279 11280 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11281 resourceFile.delete(); 11282 } 11283 11284 return true; 11285 } 11286 11287 void cleanUpResourcesLI() { 11288 cleanUp(); 11289 } 11290 11291 boolean doPostDeleteLI(boolean delete) { 11292 // XXX err, shouldn't we respect the delete flag? 11293 cleanUpResourcesLI(); 11294 return true; 11295 } 11296 } 11297 11298 static String getAsecPackageName(String packageCid) { 11299 int idx = packageCid.lastIndexOf("-"); 11300 if (idx == -1) { 11301 return packageCid; 11302 } 11303 return packageCid.substring(0, idx); 11304 } 11305 11306 // Utility method used to create code paths based on package name and available index. 11307 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11308 String idxStr = ""; 11309 int idx = 1; 11310 // Fall back to default value of idx=1 if prefix is not 11311 // part of oldCodePath 11312 if (oldCodePath != null) { 11313 String subStr = oldCodePath; 11314 // Drop the suffix right away 11315 if (suffix != null && subStr.endsWith(suffix)) { 11316 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11317 } 11318 // If oldCodePath already contains prefix find out the 11319 // ending index to either increment or decrement. 11320 int sidx = subStr.lastIndexOf(prefix); 11321 if (sidx != -1) { 11322 subStr = subStr.substring(sidx + prefix.length()); 11323 if (subStr != null) { 11324 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11325 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11326 } 11327 try { 11328 idx = Integer.parseInt(subStr); 11329 if (idx <= 1) { 11330 idx++; 11331 } else { 11332 idx--; 11333 } 11334 } catch(NumberFormatException e) { 11335 } 11336 } 11337 } 11338 } 11339 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11340 return prefix + idxStr; 11341 } 11342 11343 private File getNextCodePath(File targetDir, String packageName) { 11344 int suffix = 1; 11345 File result; 11346 do { 11347 result = new File(targetDir, packageName + "-" + suffix); 11348 suffix++; 11349 } while (result.exists()); 11350 return result; 11351 } 11352 11353 // Utility method that returns the relative package path with respect 11354 // to the installation directory. Like say for /data/data/com.test-1.apk 11355 // string com.test-1 is returned. 11356 static String deriveCodePathName(String codePath) { 11357 if (codePath == null) { 11358 return null; 11359 } 11360 final File codeFile = new File(codePath); 11361 final String name = codeFile.getName(); 11362 if (codeFile.isDirectory()) { 11363 return name; 11364 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11365 final int lastDot = name.lastIndexOf('.'); 11366 return name.substring(0, lastDot); 11367 } else { 11368 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11369 return null; 11370 } 11371 } 11372 11373 class PackageInstalledInfo { 11374 String name; 11375 int uid; 11376 // The set of users that originally had this package installed. 11377 int[] origUsers; 11378 // The set of users that now have this package installed. 11379 int[] newUsers; 11380 PackageParser.Package pkg; 11381 int returnCode; 11382 String returnMsg; 11383 PackageRemovedInfo removedInfo; 11384 11385 public void setError(int code, String msg) { 11386 returnCode = code; 11387 returnMsg = msg; 11388 Slog.w(TAG, msg); 11389 } 11390 11391 public void setError(String msg, PackageParserException e) { 11392 returnCode = e.error; 11393 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11394 Slog.w(TAG, msg, e); 11395 } 11396 11397 public void setError(String msg, PackageManagerException e) { 11398 returnCode = e.error; 11399 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11400 Slog.w(TAG, msg, e); 11401 } 11402 11403 // In some error cases we want to convey more info back to the observer 11404 String origPackage; 11405 String origPermission; 11406 } 11407 11408 /* 11409 * Install a non-existing package. 11410 */ 11411 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11412 UserHandle user, String installerPackageName, String volumeUuid, 11413 PackageInstalledInfo res) { 11414 // Remember this for later, in case we need to rollback this install 11415 String pkgName = pkg.packageName; 11416 11417 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11418 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11419 UserHandle.USER_OWNER).exists(); 11420 synchronized(mPackages) { 11421 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11422 // A package with the same name is already installed, though 11423 // it has been renamed to an older name. The package we 11424 // are trying to install should be installed as an update to 11425 // the existing one, but that has not been requested, so bail. 11426 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11427 + " without first uninstalling package running as " 11428 + mSettings.mRenamedPackages.get(pkgName)); 11429 return; 11430 } 11431 if (mPackages.containsKey(pkgName)) { 11432 // Don't allow installation over an existing package with the same name. 11433 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11434 + " without first uninstalling."); 11435 return; 11436 } 11437 } 11438 11439 try { 11440 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11441 System.currentTimeMillis(), user); 11442 11443 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11444 // delete the partially installed application. the data directory will have to be 11445 // restored if it was already existing 11446 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11447 // remove package from internal structures. Note that we want deletePackageX to 11448 // delete the package data and cache directories that it created in 11449 // scanPackageLocked, unless those directories existed before we even tried to 11450 // install. 11451 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11452 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11453 res.removedInfo, true); 11454 } 11455 11456 } catch (PackageManagerException e) { 11457 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11458 } 11459 } 11460 11461 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11462 // Can't rotate keys during boot or if sharedUser. 11463 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11464 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11465 return false; 11466 } 11467 // app is using upgradeKeySets; make sure all are valid 11468 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11469 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11470 for (int i = 0; i < upgradeKeySets.length; i++) { 11471 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11472 Slog.wtf(TAG, "Package " 11473 + (oldPs.name != null ? oldPs.name : "<null>") 11474 + " contains upgrade-key-set reference to unknown key-set: " 11475 + upgradeKeySets[i] 11476 + " reverting to signatures check."); 11477 return false; 11478 } 11479 } 11480 return true; 11481 } 11482 11483 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11484 // Upgrade keysets are being used. Determine if new package has a superset of the 11485 // required keys. 11486 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11487 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11488 for (int i = 0; i < upgradeKeySets.length; i++) { 11489 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11490 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11491 return true; 11492 } 11493 } 11494 return false; 11495 } 11496 11497 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11498 UserHandle user, String installerPackageName, String volumeUuid, 11499 PackageInstalledInfo res) { 11500 final PackageParser.Package oldPackage; 11501 final String pkgName = pkg.packageName; 11502 final int[] allUsers; 11503 final boolean[] perUserInstalled; 11504 final boolean weFroze; 11505 11506 // First find the old package info and check signatures 11507 synchronized(mPackages) { 11508 oldPackage = mPackages.get(pkgName); 11509 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11510 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11511 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11512 if(!checkUpgradeKeySetLP(ps, pkg)) { 11513 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11514 "New package not signed by keys specified by upgrade-keysets: " 11515 + pkgName); 11516 return; 11517 } 11518 } else { 11519 // default to original signature matching 11520 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11521 != PackageManager.SIGNATURE_MATCH) { 11522 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11523 "New package has a different signature: " + pkgName); 11524 return; 11525 } 11526 } 11527 11528 // In case of rollback, remember per-user/profile install state 11529 allUsers = sUserManager.getUserIds(); 11530 perUserInstalled = new boolean[allUsers.length]; 11531 for (int i = 0; i < allUsers.length; i++) { 11532 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11533 } 11534 11535 // Mark the app as frozen to prevent launching during the upgrade 11536 // process, and then kill all running instances 11537 if (!ps.frozen) { 11538 ps.frozen = true; 11539 weFroze = true; 11540 } else { 11541 weFroze = false; 11542 } 11543 } 11544 11545 // Now that we're guarded by frozen state, kill app during upgrade 11546 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11547 11548 try { 11549 boolean sysPkg = (isSystemApp(oldPackage)); 11550 if (sysPkg) { 11551 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11552 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11553 } else { 11554 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11555 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11556 } 11557 } finally { 11558 // Regardless of success or failure of upgrade steps above, always 11559 // unfreeze the package if we froze it 11560 if (weFroze) { 11561 unfreezePackage(pkgName); 11562 } 11563 } 11564 } 11565 11566 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11567 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11568 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11569 String volumeUuid, PackageInstalledInfo res) { 11570 String pkgName = deletedPackage.packageName; 11571 boolean deletedPkg = true; 11572 boolean updatedSettings = false; 11573 11574 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11575 + deletedPackage); 11576 long origUpdateTime; 11577 if (pkg.mExtras != null) { 11578 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11579 } else { 11580 origUpdateTime = 0; 11581 } 11582 11583 // First delete the existing package while retaining the data directory 11584 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11585 res.removedInfo, true)) { 11586 // If the existing package wasn't successfully deleted 11587 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11588 deletedPkg = false; 11589 } else { 11590 // Successfully deleted the old package; proceed with replace. 11591 11592 // If deleted package lived in a container, give users a chance to 11593 // relinquish resources before killing. 11594 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11595 if (DEBUG_INSTALL) { 11596 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11597 } 11598 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11599 final ArrayList<String> pkgList = new ArrayList<String>(1); 11600 pkgList.add(deletedPackage.applicationInfo.packageName); 11601 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11602 } 11603 11604 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11605 try { 11606 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11607 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11608 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11609 perUserInstalled, res, user); 11610 updatedSettings = true; 11611 } catch (PackageManagerException e) { 11612 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11613 } 11614 } 11615 11616 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11617 // remove package from internal structures. Note that we want deletePackageX to 11618 // delete the package data and cache directories that it created in 11619 // scanPackageLocked, unless those directories existed before we even tried to 11620 // install. 11621 if(updatedSettings) { 11622 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11623 deletePackageLI( 11624 pkgName, null, true, allUsers, perUserInstalled, 11625 PackageManager.DELETE_KEEP_DATA, 11626 res.removedInfo, true); 11627 } 11628 // Since we failed to install the new package we need to restore the old 11629 // package that we deleted. 11630 if (deletedPkg) { 11631 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11632 File restoreFile = new File(deletedPackage.codePath); 11633 // Parse old package 11634 boolean oldExternal = isExternal(deletedPackage); 11635 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11636 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11637 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11638 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11639 try { 11640 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11641 } catch (PackageManagerException e) { 11642 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11643 + e.getMessage()); 11644 return; 11645 } 11646 // Restore of old package succeeded. Update permissions. 11647 // writer 11648 synchronized (mPackages) { 11649 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11650 UPDATE_PERMISSIONS_ALL); 11651 // can downgrade to reader 11652 mSettings.writeLPr(); 11653 } 11654 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11655 } 11656 } 11657 } 11658 11659 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11660 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11661 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11662 String volumeUuid, PackageInstalledInfo res) { 11663 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11664 + ", old=" + deletedPackage); 11665 boolean disabledSystem = false; 11666 boolean updatedSettings = false; 11667 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11668 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11669 != 0) { 11670 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11671 } 11672 String packageName = deletedPackage.packageName; 11673 if (packageName == null) { 11674 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11675 "Attempt to delete null packageName."); 11676 return; 11677 } 11678 PackageParser.Package oldPkg; 11679 PackageSetting oldPkgSetting; 11680 // reader 11681 synchronized (mPackages) { 11682 oldPkg = mPackages.get(packageName); 11683 oldPkgSetting = mSettings.mPackages.get(packageName); 11684 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11685 (oldPkgSetting == null)) { 11686 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11687 "Couldn't find package:" + packageName + " information"); 11688 return; 11689 } 11690 } 11691 11692 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11693 res.removedInfo.removedPackage = packageName; 11694 // Remove existing system package 11695 removePackageLI(oldPkgSetting, true); 11696 // writer 11697 synchronized (mPackages) { 11698 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11699 if (!disabledSystem && deletedPackage != null) { 11700 // We didn't need to disable the .apk as a current system package, 11701 // which means we are replacing another update that is already 11702 // installed. We need to make sure to delete the older one's .apk. 11703 res.removedInfo.args = createInstallArgsForExisting(0, 11704 deletedPackage.applicationInfo.getCodePath(), 11705 deletedPackage.applicationInfo.getResourcePath(), 11706 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11707 } else { 11708 res.removedInfo.args = null; 11709 } 11710 } 11711 11712 // Successfully disabled the old package. Now proceed with re-installation 11713 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11714 11715 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11716 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11717 11718 PackageParser.Package newPackage = null; 11719 try { 11720 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11721 if (newPackage.mExtras != null) { 11722 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11723 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11724 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11725 11726 // is the update attempting to change shared user? that isn't going to work... 11727 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11728 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11729 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11730 + " to " + newPkgSetting.sharedUser); 11731 updatedSettings = true; 11732 } 11733 } 11734 11735 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11736 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11737 perUserInstalled, res, user); 11738 updatedSettings = true; 11739 } 11740 11741 } catch (PackageManagerException e) { 11742 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11743 } 11744 11745 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11746 // Re installation failed. Restore old information 11747 // Remove new pkg information 11748 if (newPackage != null) { 11749 removeInstalledPackageLI(newPackage, true); 11750 } 11751 // Add back the old system package 11752 try { 11753 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11754 } catch (PackageManagerException e) { 11755 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11756 } 11757 // Restore the old system information in Settings 11758 synchronized (mPackages) { 11759 if (disabledSystem) { 11760 mSettings.enableSystemPackageLPw(packageName); 11761 } 11762 if (updatedSettings) { 11763 mSettings.setInstallerPackageName(packageName, 11764 oldPkgSetting.installerPackageName); 11765 } 11766 mSettings.writeLPr(); 11767 } 11768 } 11769 } 11770 11771 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11772 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11773 UserHandle user) { 11774 String pkgName = newPackage.packageName; 11775 synchronized (mPackages) { 11776 //write settings. the installStatus will be incomplete at this stage. 11777 //note that the new package setting would have already been 11778 //added to mPackages. It hasn't been persisted yet. 11779 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11780 mSettings.writeLPr(); 11781 } 11782 11783 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11784 11785 synchronized (mPackages) { 11786 updatePermissionsLPw(newPackage.packageName, newPackage, 11787 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11788 ? UPDATE_PERMISSIONS_ALL : 0)); 11789 // For system-bundled packages, we assume that installing an upgraded version 11790 // of the package implies that the user actually wants to run that new code, 11791 // so we enable the package. 11792 PackageSetting ps = mSettings.mPackages.get(pkgName); 11793 if (ps != null) { 11794 if (isSystemApp(newPackage)) { 11795 // NB: implicit assumption that system package upgrades apply to all users 11796 if (DEBUG_INSTALL) { 11797 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11798 } 11799 if (res.origUsers != null) { 11800 for (int userHandle : res.origUsers) { 11801 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11802 userHandle, installerPackageName); 11803 } 11804 } 11805 // Also convey the prior install/uninstall state 11806 if (allUsers != null && perUserInstalled != null) { 11807 for (int i = 0; i < allUsers.length; i++) { 11808 if (DEBUG_INSTALL) { 11809 Slog.d(TAG, " user " + allUsers[i] 11810 + " => " + perUserInstalled[i]); 11811 } 11812 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11813 } 11814 // these install state changes will be persisted in the 11815 // upcoming call to mSettings.writeLPr(). 11816 } 11817 } 11818 // It's implied that when a user requests installation, they want the app to be 11819 // installed and enabled. 11820 int userId = user.getIdentifier(); 11821 if (userId != UserHandle.USER_ALL) { 11822 ps.setInstalled(true, userId); 11823 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11824 } 11825 } 11826 res.name = pkgName; 11827 res.uid = newPackage.applicationInfo.uid; 11828 res.pkg = newPackage; 11829 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11830 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11831 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11832 //to update install status 11833 mSettings.writeLPr(); 11834 } 11835 } 11836 11837 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11838 final int installFlags = args.installFlags; 11839 final String installerPackageName = args.installerPackageName; 11840 final String volumeUuid = args.volumeUuid; 11841 final File tmpPackageFile = new File(args.getCodePath()); 11842 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11843 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11844 || (args.volumeUuid != null)); 11845 boolean replace = false; 11846 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11847 if (args.move != null) { 11848 // moving a complete application; perfom an initial scan on the new install location 11849 scanFlags |= SCAN_INITIAL; 11850 } 11851 // Result object to be returned 11852 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11853 11854 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11855 // Retrieve PackageSettings and parse package 11856 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11857 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11858 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11859 PackageParser pp = new PackageParser(); 11860 pp.setSeparateProcesses(mSeparateProcesses); 11861 pp.setDisplayMetrics(mMetrics); 11862 11863 final PackageParser.Package pkg; 11864 try { 11865 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11866 } catch (PackageParserException e) { 11867 res.setError("Failed parse during installPackageLI", e); 11868 return; 11869 } 11870 11871 // Mark that we have an install time CPU ABI override. 11872 pkg.cpuAbiOverride = args.abiOverride; 11873 11874 String pkgName = res.name = pkg.packageName; 11875 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11876 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11877 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11878 return; 11879 } 11880 } 11881 11882 try { 11883 pp.collectCertificates(pkg, parseFlags); 11884 pp.collectManifestDigest(pkg); 11885 } catch (PackageParserException e) { 11886 res.setError("Failed collect during installPackageLI", e); 11887 return; 11888 } 11889 11890 /* If the installer passed in a manifest digest, compare it now. */ 11891 if (args.manifestDigest != null) { 11892 if (DEBUG_INSTALL) { 11893 final String parsedManifest = pkg.manifestDigest == null ? "null" 11894 : pkg.manifestDigest.toString(); 11895 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11896 + parsedManifest); 11897 } 11898 11899 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11900 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11901 return; 11902 } 11903 } else if (DEBUG_INSTALL) { 11904 final String parsedManifest = pkg.manifestDigest == null 11905 ? "null" : pkg.manifestDigest.toString(); 11906 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11907 } 11908 11909 // Get rid of all references to package scan path via parser. 11910 pp = null; 11911 String oldCodePath = null; 11912 boolean systemApp = false; 11913 synchronized (mPackages) { 11914 // Check if installing already existing package 11915 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11916 String oldName = mSettings.mRenamedPackages.get(pkgName); 11917 if (pkg.mOriginalPackages != null 11918 && pkg.mOriginalPackages.contains(oldName) 11919 && mPackages.containsKey(oldName)) { 11920 // This package is derived from an original package, 11921 // and this device has been updating from that original 11922 // name. We must continue using the original name, so 11923 // rename the new package here. 11924 pkg.setPackageName(oldName); 11925 pkgName = pkg.packageName; 11926 replace = true; 11927 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11928 + oldName + " pkgName=" + pkgName); 11929 } else if (mPackages.containsKey(pkgName)) { 11930 // This package, under its official name, already exists 11931 // on the device; we should replace it. 11932 replace = true; 11933 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11934 } 11935 11936 // Prevent apps opting out from runtime permissions 11937 if (replace) { 11938 PackageParser.Package oldPackage = mPackages.get(pkgName); 11939 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11940 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11941 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11942 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11943 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11944 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11945 + " doesn't support runtime permissions but the old" 11946 + " target SDK " + oldTargetSdk + " does."); 11947 return; 11948 } 11949 } 11950 } 11951 11952 PackageSetting ps = mSettings.mPackages.get(pkgName); 11953 if (ps != null) { 11954 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11955 11956 // Quick sanity check that we're signed correctly if updating; 11957 // we'll check this again later when scanning, but we want to 11958 // bail early here before tripping over redefined permissions. 11959 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11960 if (!checkUpgradeKeySetLP(ps, pkg)) { 11961 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11962 + pkg.packageName + " upgrade keys do not match the " 11963 + "previously installed version"); 11964 return; 11965 } 11966 } else { 11967 try { 11968 verifySignaturesLP(ps, pkg); 11969 } catch (PackageManagerException e) { 11970 res.setError(e.error, e.getMessage()); 11971 return; 11972 } 11973 } 11974 11975 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11976 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11977 systemApp = (ps.pkg.applicationInfo.flags & 11978 ApplicationInfo.FLAG_SYSTEM) != 0; 11979 } 11980 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11981 } 11982 11983 // Check whether the newly-scanned package wants to define an already-defined perm 11984 int N = pkg.permissions.size(); 11985 for (int i = N-1; i >= 0; i--) { 11986 PackageParser.Permission perm = pkg.permissions.get(i); 11987 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11988 if (bp != null) { 11989 // If the defining package is signed with our cert, it's okay. This 11990 // also includes the "updating the same package" case, of course. 11991 // "updating same package" could also involve key-rotation. 11992 final boolean sigsOk; 11993 if (bp.sourcePackage.equals(pkg.packageName) 11994 && (bp.packageSetting instanceof PackageSetting) 11995 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11996 scanFlags))) { 11997 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11998 } else { 11999 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12000 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12001 } 12002 if (!sigsOk) { 12003 // If the owning package is the system itself, we log but allow 12004 // install to proceed; we fail the install on all other permission 12005 // redefinitions. 12006 if (!bp.sourcePackage.equals("android")) { 12007 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12008 + pkg.packageName + " attempting to redeclare permission " 12009 + perm.info.name + " already owned by " + bp.sourcePackage); 12010 res.origPermission = perm.info.name; 12011 res.origPackage = bp.sourcePackage; 12012 return; 12013 } else { 12014 Slog.w(TAG, "Package " + pkg.packageName 12015 + " attempting to redeclare system permission " 12016 + perm.info.name + "; ignoring new declaration"); 12017 pkg.permissions.remove(i); 12018 } 12019 } 12020 } 12021 } 12022 12023 } 12024 12025 if (systemApp && onExternal) { 12026 // Disable updates to system apps on sdcard 12027 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12028 "Cannot install updates to system apps on sdcard"); 12029 return; 12030 } 12031 12032 if (args.move != null) { 12033 // We did an in-place move, so dex is ready to roll 12034 scanFlags |= SCAN_NO_DEX; 12035 scanFlags |= SCAN_MOVE; 12036 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12037 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12038 scanFlags |= SCAN_NO_DEX; 12039 12040 try { 12041 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12042 true /* extract libs */); 12043 } catch (PackageManagerException pme) { 12044 Slog.e(TAG, "Error deriving application ABI", pme); 12045 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12046 return; 12047 } 12048 12049 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12050 int result = mPackageDexOptimizer 12051 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12052 false /* defer */, false /* inclDependencies */); 12053 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12054 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12055 return; 12056 } 12057 } 12058 12059 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12060 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12061 return; 12062 } 12063 12064 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12065 12066 if (replace) { 12067 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12068 installerPackageName, volumeUuid, res); 12069 } else { 12070 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12071 args.user, installerPackageName, volumeUuid, res); 12072 } 12073 synchronized (mPackages) { 12074 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12075 if (ps != null) { 12076 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12077 } 12078 } 12079 } 12080 12081 private void startIntentFilterVerifications(int userId, boolean replacing, 12082 PackageParser.Package pkg) { 12083 if (mIntentFilterVerifierComponent == null) { 12084 Slog.w(TAG, "No IntentFilter verification will not be done as " 12085 + "there is no IntentFilterVerifier available!"); 12086 return; 12087 } 12088 12089 final int verifierUid = getPackageUid( 12090 mIntentFilterVerifierComponent.getPackageName(), 12091 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12092 12093 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12094 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12095 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12096 mHandler.sendMessage(msg); 12097 } 12098 12099 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12100 PackageParser.Package pkg) { 12101 int size = pkg.activities.size(); 12102 if (size == 0) { 12103 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12104 "No activity, so no need to verify any IntentFilter!"); 12105 return; 12106 } 12107 12108 final boolean hasDomainURLs = hasDomainURLs(pkg); 12109 if (!hasDomainURLs) { 12110 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12111 "No domain URLs, so no need to verify any IntentFilter!"); 12112 return; 12113 } 12114 12115 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12116 + " if any IntentFilter from the " + size 12117 + " Activities needs verification ..."); 12118 12119 int count = 0; 12120 final String packageName = pkg.packageName; 12121 12122 synchronized (mPackages) { 12123 // If this is a new install and we see that we've already run verification for this 12124 // package, we have nothing to do: it means the state was restored from backup. 12125 if (!replacing) { 12126 IntentFilterVerificationInfo ivi = 12127 mSettings.getIntentFilterVerificationLPr(packageName); 12128 if (ivi != null) { 12129 if (DEBUG_DOMAIN_VERIFICATION) { 12130 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12131 + ivi.getStatusString()); 12132 } 12133 return; 12134 } 12135 } 12136 12137 // If any filters need to be verified, then all need to be. 12138 boolean needToVerify = false; 12139 for (PackageParser.Activity a : pkg.activities) { 12140 for (ActivityIntentInfo filter : a.intents) { 12141 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12142 if (DEBUG_DOMAIN_VERIFICATION) { 12143 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12144 } 12145 needToVerify = true; 12146 break; 12147 } 12148 } 12149 } 12150 12151 if (needToVerify) { 12152 final int verificationId = mIntentFilterVerificationToken++; 12153 for (PackageParser.Activity a : pkg.activities) { 12154 for (ActivityIntentInfo filter : a.intents) { 12155 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12156 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12157 "Verification needed for IntentFilter:" + filter.toString()); 12158 mIntentFilterVerifier.addOneIntentFilterVerification( 12159 verifierUid, userId, verificationId, filter, packageName); 12160 count++; 12161 } 12162 } 12163 } 12164 } 12165 } 12166 12167 if (count > 0) { 12168 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12169 + " IntentFilter verification" + (count > 1 ? "s" : "") 12170 + " for userId:" + userId); 12171 mIntentFilterVerifier.startVerifications(userId); 12172 } else { 12173 if (DEBUG_DOMAIN_VERIFICATION) { 12174 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12175 } 12176 } 12177 } 12178 12179 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12180 final ComponentName cn = filter.activity.getComponentName(); 12181 final String packageName = cn.getPackageName(); 12182 12183 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12184 packageName); 12185 if (ivi == null) { 12186 return true; 12187 } 12188 int status = ivi.getStatus(); 12189 switch (status) { 12190 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12191 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12192 return true; 12193 12194 default: 12195 // Nothing to do 12196 return false; 12197 } 12198 } 12199 12200 private static boolean isMultiArch(PackageSetting ps) { 12201 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12202 } 12203 12204 private static boolean isMultiArch(ApplicationInfo info) { 12205 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12206 } 12207 12208 private static boolean isExternal(PackageParser.Package pkg) { 12209 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12210 } 12211 12212 private static boolean isExternal(PackageSetting ps) { 12213 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12214 } 12215 12216 private static boolean isExternal(ApplicationInfo info) { 12217 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12218 } 12219 12220 private static boolean isSystemApp(PackageParser.Package pkg) { 12221 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12222 } 12223 12224 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12225 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12226 } 12227 12228 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12229 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12230 } 12231 12232 private static boolean isSystemApp(PackageSetting ps) { 12233 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12234 } 12235 12236 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12237 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12238 } 12239 12240 private int packageFlagsToInstallFlags(PackageSetting ps) { 12241 int installFlags = 0; 12242 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12243 // This existing package was an external ASEC install when we have 12244 // the external flag without a UUID 12245 installFlags |= PackageManager.INSTALL_EXTERNAL; 12246 } 12247 if (ps.isForwardLocked()) { 12248 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12249 } 12250 return installFlags; 12251 } 12252 12253 private void deleteTempPackageFiles() { 12254 final FilenameFilter filter = new FilenameFilter() { 12255 public boolean accept(File dir, String name) { 12256 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12257 } 12258 }; 12259 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12260 file.delete(); 12261 } 12262 } 12263 12264 @Override 12265 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12266 int flags) { 12267 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12268 flags); 12269 } 12270 12271 @Override 12272 public void deletePackage(final String packageName, 12273 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12274 mContext.enforceCallingOrSelfPermission( 12275 android.Manifest.permission.DELETE_PACKAGES, null); 12276 final int uid = Binder.getCallingUid(); 12277 if (UserHandle.getUserId(uid) != userId) { 12278 mContext.enforceCallingPermission( 12279 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12280 "deletePackage for user " + userId); 12281 } 12282 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12283 try { 12284 observer.onPackageDeleted(packageName, 12285 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12286 } catch (RemoteException re) { 12287 } 12288 return; 12289 } 12290 12291 boolean uninstallBlocked = false; 12292 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12293 int[] users = sUserManager.getUserIds(); 12294 for (int i = 0; i < users.length; ++i) { 12295 if (getBlockUninstallForUser(packageName, users[i])) { 12296 uninstallBlocked = true; 12297 break; 12298 } 12299 } 12300 } else { 12301 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12302 } 12303 if (uninstallBlocked) { 12304 try { 12305 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12306 null); 12307 } catch (RemoteException re) { 12308 } 12309 return; 12310 } 12311 12312 if (DEBUG_REMOVE) { 12313 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12314 } 12315 // Queue up an async operation since the package deletion may take a little while. 12316 mHandler.post(new Runnable() { 12317 public void run() { 12318 mHandler.removeCallbacks(this); 12319 final int returnCode = deletePackageX(packageName, userId, flags); 12320 if (observer != null) { 12321 try { 12322 observer.onPackageDeleted(packageName, returnCode, null); 12323 } catch (RemoteException e) { 12324 Log.i(TAG, "Observer no longer exists."); 12325 } //end catch 12326 } //end if 12327 } //end run 12328 }); 12329 } 12330 12331 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12332 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12333 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12334 try { 12335 if (dpm != null) { 12336 if (dpm.isDeviceOwner(packageName)) { 12337 return true; 12338 } 12339 int[] users; 12340 if (userId == UserHandle.USER_ALL) { 12341 users = sUserManager.getUserIds(); 12342 } else { 12343 users = new int[]{userId}; 12344 } 12345 for (int i = 0; i < users.length; ++i) { 12346 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12347 return true; 12348 } 12349 } 12350 } 12351 } catch (RemoteException e) { 12352 } 12353 return false; 12354 } 12355 12356 /** 12357 * This method is an internal method that could be get invoked either 12358 * to delete an installed package or to clean up a failed installation. 12359 * After deleting an installed package, a broadcast is sent to notify any 12360 * listeners that the package has been installed. For cleaning up a failed 12361 * installation, the broadcast is not necessary since the package's 12362 * installation wouldn't have sent the initial broadcast either 12363 * The key steps in deleting a package are 12364 * deleting the package information in internal structures like mPackages, 12365 * deleting the packages base directories through installd 12366 * updating mSettings to reflect current status 12367 * persisting settings for later use 12368 * sending a broadcast if necessary 12369 */ 12370 private int deletePackageX(String packageName, int userId, int flags) { 12371 final PackageRemovedInfo info = new PackageRemovedInfo(); 12372 final boolean res; 12373 12374 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12375 ? UserHandle.ALL : new UserHandle(userId); 12376 12377 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12378 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12379 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12380 } 12381 12382 boolean removedForAllUsers = false; 12383 boolean systemUpdate = false; 12384 12385 // for the uninstall-updates case and restricted profiles, remember the per- 12386 // userhandle installed state 12387 int[] allUsers; 12388 boolean[] perUserInstalled; 12389 synchronized (mPackages) { 12390 PackageSetting ps = mSettings.mPackages.get(packageName); 12391 allUsers = sUserManager.getUserIds(); 12392 perUserInstalled = new boolean[allUsers.length]; 12393 for (int i = 0; i < allUsers.length; i++) { 12394 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12395 } 12396 } 12397 12398 synchronized (mInstallLock) { 12399 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12400 res = deletePackageLI(packageName, removeForUser, 12401 true, allUsers, perUserInstalled, 12402 flags | REMOVE_CHATTY, info, true); 12403 systemUpdate = info.isRemovedPackageSystemUpdate; 12404 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12405 removedForAllUsers = true; 12406 } 12407 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12408 + " removedForAllUsers=" + removedForAllUsers); 12409 } 12410 12411 if (res) { 12412 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12413 12414 // If the removed package was a system update, the old system package 12415 // was re-enabled; we need to broadcast this information 12416 if (systemUpdate) { 12417 Bundle extras = new Bundle(1); 12418 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12419 ? info.removedAppId : info.uid); 12420 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12421 12422 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12423 extras, null, null, null); 12424 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12425 extras, null, null, null); 12426 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12427 null, packageName, null, null); 12428 } 12429 } 12430 // Force a gc here. 12431 Runtime.getRuntime().gc(); 12432 // Delete the resources here after sending the broadcast to let 12433 // other processes clean up before deleting resources. 12434 if (info.args != null) { 12435 synchronized (mInstallLock) { 12436 info.args.doPostDeleteLI(true); 12437 } 12438 } 12439 12440 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12441 } 12442 12443 class PackageRemovedInfo { 12444 String removedPackage; 12445 int uid = -1; 12446 int removedAppId = -1; 12447 int[] removedUsers = null; 12448 boolean isRemovedPackageSystemUpdate = false; 12449 // Clean up resources deleted packages. 12450 InstallArgs args = null; 12451 12452 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12453 Bundle extras = new Bundle(1); 12454 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12455 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12456 if (replacing) { 12457 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12458 } 12459 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12460 if (removedPackage != null) { 12461 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12462 extras, null, null, removedUsers); 12463 if (fullRemove && !replacing) { 12464 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12465 extras, null, null, removedUsers); 12466 } 12467 } 12468 if (removedAppId >= 0) { 12469 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12470 removedUsers); 12471 } 12472 } 12473 } 12474 12475 /* 12476 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12477 * flag is not set, the data directory is removed as well. 12478 * make sure this flag is set for partially installed apps. If not its meaningless to 12479 * delete a partially installed application. 12480 */ 12481 private void removePackageDataLI(PackageSetting ps, 12482 int[] allUserHandles, boolean[] perUserInstalled, 12483 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12484 String packageName = ps.name; 12485 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12486 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12487 // Retrieve object to delete permissions for shared user later on 12488 final PackageSetting deletedPs; 12489 // reader 12490 synchronized (mPackages) { 12491 deletedPs = mSettings.mPackages.get(packageName); 12492 if (outInfo != null) { 12493 outInfo.removedPackage = packageName; 12494 outInfo.removedUsers = deletedPs != null 12495 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12496 : null; 12497 } 12498 } 12499 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12500 removeDataDirsLI(ps.volumeUuid, packageName); 12501 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12502 } 12503 // writer 12504 synchronized (mPackages) { 12505 if (deletedPs != null) { 12506 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12507 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12508 clearDefaultBrowserIfNeeded(packageName); 12509 if (outInfo != null) { 12510 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12511 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12512 } 12513 updatePermissionsLPw(deletedPs.name, null, 0); 12514 if (deletedPs.sharedUser != null) { 12515 // Remove permissions associated with package. Since runtime 12516 // permissions are per user we have to kill the removed package 12517 // or packages running under the shared user of the removed 12518 // package if revoking the permissions requested only by the removed 12519 // package is successful and this causes a change in gids. 12520 for (int userId : UserManagerService.getInstance().getUserIds()) { 12521 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12522 userId); 12523 if (userIdToKill == UserHandle.USER_ALL 12524 || userIdToKill >= UserHandle.USER_OWNER) { 12525 // If gids changed for this user, kill all affected packages. 12526 mHandler.post(new Runnable() { 12527 @Override 12528 public void run() { 12529 // This has to happen with no lock held. 12530 killSettingPackagesForUser(deletedPs, userIdToKill, 12531 KILL_APP_REASON_GIDS_CHANGED); 12532 } 12533 }); 12534 break; 12535 } 12536 } 12537 } 12538 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12539 } 12540 // make sure to preserve per-user disabled state if this removal was just 12541 // a downgrade of a system app to the factory package 12542 if (allUserHandles != null && perUserInstalled != null) { 12543 if (DEBUG_REMOVE) { 12544 Slog.d(TAG, "Propagating install state across downgrade"); 12545 } 12546 for (int i = 0; i < allUserHandles.length; i++) { 12547 if (DEBUG_REMOVE) { 12548 Slog.d(TAG, " user " + allUserHandles[i] 12549 + " => " + perUserInstalled[i]); 12550 } 12551 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12552 } 12553 } 12554 } 12555 // can downgrade to reader 12556 if (writeSettings) { 12557 // Save settings now 12558 mSettings.writeLPr(); 12559 } 12560 } 12561 if (outInfo != null) { 12562 // A user ID was deleted here. Go through all users and remove it 12563 // from KeyStore. 12564 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12565 } 12566 } 12567 12568 static boolean locationIsPrivileged(File path) { 12569 try { 12570 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12571 .getCanonicalPath(); 12572 return path.getCanonicalPath().startsWith(privilegedAppDir); 12573 } catch (IOException e) { 12574 Slog.e(TAG, "Unable to access code path " + path); 12575 } 12576 return false; 12577 } 12578 12579 /* 12580 * Tries to delete system package. 12581 */ 12582 private boolean deleteSystemPackageLI(PackageSetting newPs, 12583 int[] allUserHandles, boolean[] perUserInstalled, 12584 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12585 final boolean applyUserRestrictions 12586 = (allUserHandles != null) && (perUserInstalled != null); 12587 PackageSetting disabledPs = null; 12588 // Confirm if the system package has been updated 12589 // An updated system app can be deleted. This will also have to restore 12590 // the system pkg from system partition 12591 // reader 12592 synchronized (mPackages) { 12593 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12594 } 12595 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12596 + " disabledPs=" + disabledPs); 12597 if (disabledPs == null) { 12598 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12599 return false; 12600 } else if (DEBUG_REMOVE) { 12601 Slog.d(TAG, "Deleting system pkg from data partition"); 12602 } 12603 if (DEBUG_REMOVE) { 12604 if (applyUserRestrictions) { 12605 Slog.d(TAG, "Remembering install states:"); 12606 for (int i = 0; i < allUserHandles.length; i++) { 12607 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12608 } 12609 } 12610 } 12611 // Delete the updated package 12612 outInfo.isRemovedPackageSystemUpdate = true; 12613 if (disabledPs.versionCode < newPs.versionCode) { 12614 // Delete data for downgrades 12615 flags &= ~PackageManager.DELETE_KEEP_DATA; 12616 } else { 12617 // Preserve data by setting flag 12618 flags |= PackageManager.DELETE_KEEP_DATA; 12619 } 12620 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12621 allUserHandles, perUserInstalled, outInfo, writeSettings); 12622 if (!ret) { 12623 return false; 12624 } 12625 // writer 12626 synchronized (mPackages) { 12627 // Reinstate the old system package 12628 mSettings.enableSystemPackageLPw(newPs.name); 12629 // Remove any native libraries from the upgraded package. 12630 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12631 } 12632 // Install the system package 12633 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12634 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12635 if (locationIsPrivileged(disabledPs.codePath)) { 12636 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12637 } 12638 12639 final PackageParser.Package newPkg; 12640 try { 12641 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12642 } catch (PackageManagerException e) { 12643 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12644 return false; 12645 } 12646 12647 // writer 12648 synchronized (mPackages) { 12649 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12650 updatePermissionsLPw(newPkg.packageName, newPkg, 12651 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12652 if (applyUserRestrictions) { 12653 if (DEBUG_REMOVE) { 12654 Slog.d(TAG, "Propagating install state across reinstall"); 12655 } 12656 for (int i = 0; i < allUserHandles.length; i++) { 12657 if (DEBUG_REMOVE) { 12658 Slog.d(TAG, " user " + allUserHandles[i] 12659 + " => " + perUserInstalled[i]); 12660 } 12661 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12662 } 12663 // Regardless of writeSettings we need to ensure that this restriction 12664 // state propagation is persisted 12665 mSettings.writeAllUsersPackageRestrictionsLPr(); 12666 } 12667 // can downgrade to reader here 12668 if (writeSettings) { 12669 mSettings.writeLPr(); 12670 } 12671 } 12672 return true; 12673 } 12674 12675 private boolean deleteInstalledPackageLI(PackageSetting ps, 12676 boolean deleteCodeAndResources, int flags, 12677 int[] allUserHandles, boolean[] perUserInstalled, 12678 PackageRemovedInfo outInfo, boolean writeSettings) { 12679 if (outInfo != null) { 12680 outInfo.uid = ps.appId; 12681 } 12682 12683 // Delete package data from internal structures and also remove data if flag is set 12684 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12685 12686 // Delete application code and resources 12687 if (deleteCodeAndResources && (outInfo != null)) { 12688 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12689 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12690 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12691 } 12692 return true; 12693 } 12694 12695 @Override 12696 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12697 int userId) { 12698 mContext.enforceCallingOrSelfPermission( 12699 android.Manifest.permission.DELETE_PACKAGES, null); 12700 synchronized (mPackages) { 12701 PackageSetting ps = mSettings.mPackages.get(packageName); 12702 if (ps == null) { 12703 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12704 return false; 12705 } 12706 if (!ps.getInstalled(userId)) { 12707 // Can't block uninstall for an app that is not installed or enabled. 12708 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12709 return false; 12710 } 12711 ps.setBlockUninstall(blockUninstall, userId); 12712 mSettings.writePackageRestrictionsLPr(userId); 12713 } 12714 return true; 12715 } 12716 12717 @Override 12718 public boolean getBlockUninstallForUser(String packageName, int userId) { 12719 synchronized (mPackages) { 12720 PackageSetting ps = mSettings.mPackages.get(packageName); 12721 if (ps == null) { 12722 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12723 return false; 12724 } 12725 return ps.getBlockUninstall(userId); 12726 } 12727 } 12728 12729 /* 12730 * This method handles package deletion in general 12731 */ 12732 private boolean deletePackageLI(String packageName, UserHandle user, 12733 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12734 int flags, PackageRemovedInfo outInfo, 12735 boolean writeSettings) { 12736 if (packageName == null) { 12737 Slog.w(TAG, "Attempt to delete null packageName."); 12738 return false; 12739 } 12740 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12741 PackageSetting ps; 12742 boolean dataOnly = false; 12743 int removeUser = -1; 12744 int appId = -1; 12745 synchronized (mPackages) { 12746 ps = mSettings.mPackages.get(packageName); 12747 if (ps == null) { 12748 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12749 return false; 12750 } 12751 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12752 && user.getIdentifier() != UserHandle.USER_ALL) { 12753 // The caller is asking that the package only be deleted for a single 12754 // user. To do this, we just mark its uninstalled state and delete 12755 // its data. If this is a system app, we only allow this to happen if 12756 // they have set the special DELETE_SYSTEM_APP which requests different 12757 // semantics than normal for uninstalling system apps. 12758 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12759 ps.setUserState(user.getIdentifier(), 12760 COMPONENT_ENABLED_STATE_DEFAULT, 12761 false, //installed 12762 true, //stopped 12763 true, //notLaunched 12764 false, //hidden 12765 null, null, null, 12766 false, // blockUninstall 12767 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12768 if (!isSystemApp(ps)) { 12769 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12770 // Other user still have this package installed, so all 12771 // we need to do is clear this user's data and save that 12772 // it is uninstalled. 12773 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12774 removeUser = user.getIdentifier(); 12775 appId = ps.appId; 12776 scheduleWritePackageRestrictionsLocked(removeUser); 12777 } else { 12778 // We need to set it back to 'installed' so the uninstall 12779 // broadcasts will be sent correctly. 12780 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12781 ps.setInstalled(true, user.getIdentifier()); 12782 } 12783 } else { 12784 // This is a system app, so we assume that the 12785 // other users still have this package installed, so all 12786 // we need to do is clear this user's data and save that 12787 // it is uninstalled. 12788 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12789 removeUser = user.getIdentifier(); 12790 appId = ps.appId; 12791 scheduleWritePackageRestrictionsLocked(removeUser); 12792 } 12793 } 12794 } 12795 12796 if (removeUser >= 0) { 12797 // From above, we determined that we are deleting this only 12798 // for a single user. Continue the work here. 12799 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12800 if (outInfo != null) { 12801 outInfo.removedPackage = packageName; 12802 outInfo.removedAppId = appId; 12803 outInfo.removedUsers = new int[] {removeUser}; 12804 } 12805 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12806 removeKeystoreDataIfNeeded(removeUser, appId); 12807 schedulePackageCleaning(packageName, removeUser, false); 12808 synchronized (mPackages) { 12809 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12810 scheduleWritePackageRestrictionsLocked(removeUser); 12811 } 12812 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12813 removeUser); 12814 } 12815 return true; 12816 } 12817 12818 if (dataOnly) { 12819 // Delete application data first 12820 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12821 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12822 return true; 12823 } 12824 12825 boolean ret = false; 12826 if (isSystemApp(ps)) { 12827 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12828 // When an updated system application is deleted we delete the existing resources as well and 12829 // fall back to existing code in system partition 12830 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12831 flags, outInfo, writeSettings); 12832 } else { 12833 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12834 // Kill application pre-emptively especially for apps on sd. 12835 killApplication(packageName, ps.appId, "uninstall pkg"); 12836 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12837 allUserHandles, perUserInstalled, 12838 outInfo, writeSettings); 12839 } 12840 12841 return ret; 12842 } 12843 12844 private final class ClearStorageConnection implements ServiceConnection { 12845 IMediaContainerService mContainerService; 12846 12847 @Override 12848 public void onServiceConnected(ComponentName name, IBinder service) { 12849 synchronized (this) { 12850 mContainerService = IMediaContainerService.Stub.asInterface(service); 12851 notifyAll(); 12852 } 12853 } 12854 12855 @Override 12856 public void onServiceDisconnected(ComponentName name) { 12857 } 12858 } 12859 12860 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12861 final boolean mounted; 12862 if (Environment.isExternalStorageEmulated()) { 12863 mounted = true; 12864 } else { 12865 final String status = Environment.getExternalStorageState(); 12866 12867 mounted = status.equals(Environment.MEDIA_MOUNTED) 12868 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12869 } 12870 12871 if (!mounted) { 12872 return; 12873 } 12874 12875 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12876 int[] users; 12877 if (userId == UserHandle.USER_ALL) { 12878 users = sUserManager.getUserIds(); 12879 } else { 12880 users = new int[] { userId }; 12881 } 12882 final ClearStorageConnection conn = new ClearStorageConnection(); 12883 if (mContext.bindServiceAsUser( 12884 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12885 try { 12886 for (int curUser : users) { 12887 long timeout = SystemClock.uptimeMillis() + 5000; 12888 synchronized (conn) { 12889 long now = SystemClock.uptimeMillis(); 12890 while (conn.mContainerService == null && now < timeout) { 12891 try { 12892 conn.wait(timeout - now); 12893 } catch (InterruptedException e) { 12894 } 12895 } 12896 } 12897 if (conn.mContainerService == null) { 12898 return; 12899 } 12900 12901 final UserEnvironment userEnv = new UserEnvironment(curUser); 12902 clearDirectory(conn.mContainerService, 12903 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12904 if (allData) { 12905 clearDirectory(conn.mContainerService, 12906 userEnv.buildExternalStorageAppDataDirs(packageName)); 12907 clearDirectory(conn.mContainerService, 12908 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12909 } 12910 } 12911 } finally { 12912 mContext.unbindService(conn); 12913 } 12914 } 12915 } 12916 12917 @Override 12918 public void clearApplicationUserData(final String packageName, 12919 final IPackageDataObserver observer, final int userId) { 12920 mContext.enforceCallingOrSelfPermission( 12921 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12922 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12923 // Queue up an async operation since the package deletion may take a little while. 12924 mHandler.post(new Runnable() { 12925 public void run() { 12926 mHandler.removeCallbacks(this); 12927 final boolean succeeded; 12928 synchronized (mInstallLock) { 12929 succeeded = clearApplicationUserDataLI(packageName, userId); 12930 } 12931 clearExternalStorageDataSync(packageName, userId, true); 12932 if (succeeded) { 12933 // invoke DeviceStorageMonitor's update method to clear any notifications 12934 DeviceStorageMonitorInternal 12935 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12936 if (dsm != null) { 12937 dsm.checkMemory(); 12938 } 12939 } 12940 if(observer != null) { 12941 try { 12942 observer.onRemoveCompleted(packageName, succeeded); 12943 } catch (RemoteException e) { 12944 Log.i(TAG, "Observer no longer exists."); 12945 } 12946 } //end if observer 12947 } //end run 12948 }); 12949 } 12950 12951 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12952 if (packageName == null) { 12953 Slog.w(TAG, "Attempt to delete null packageName."); 12954 return false; 12955 } 12956 12957 // Try finding details about the requested package 12958 PackageParser.Package pkg; 12959 synchronized (mPackages) { 12960 pkg = mPackages.get(packageName); 12961 if (pkg == null) { 12962 final PackageSetting ps = mSettings.mPackages.get(packageName); 12963 if (ps != null) { 12964 pkg = ps.pkg; 12965 } 12966 } 12967 12968 if (pkg == null) { 12969 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12970 return false; 12971 } 12972 12973 PackageSetting ps = (PackageSetting) pkg.mExtras; 12974 PermissionsState permissionsState = ps.getPermissionsState(); 12975 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12976 } 12977 12978 // Always delete data directories for package, even if we found no other 12979 // record of app. This helps users recover from UID mismatches without 12980 // resorting to a full data wipe. 12981 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12982 if (retCode < 0) { 12983 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12984 return false; 12985 } 12986 12987 final int appId = pkg.applicationInfo.uid; 12988 removeKeystoreDataIfNeeded(userId, appId); 12989 12990 // Create a native library symlink only if we have native libraries 12991 // and if the native libraries are 32 bit libraries. We do not provide 12992 // this symlink for 64 bit libraries. 12993 if (pkg.applicationInfo.primaryCpuAbi != null && 12994 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12995 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12996 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12997 nativeLibPath, userId) < 0) { 12998 Slog.w(TAG, "Failed linking native library dir"); 12999 return false; 13000 } 13001 } 13002 13003 return true; 13004 } 13005 13006 13007 /** 13008 * Revokes granted runtime permissions and clears resettable flags 13009 * which are flags that can be set by a user interaction. 13010 * 13011 * @param permissionsState The permission state to reset. 13012 * @param userId The device user for which to do a reset. 13013 */ 13014 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 13015 PermissionsState permissionsState, int userId) { 13016 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 13017 | PackageManager.FLAG_PERMISSION_USER_FIXED 13018 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13019 13020 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 13021 } 13022 13023 /** 13024 * Revokes granted runtime permissions and clears all flags. 13025 * 13026 * @param permissionsState The permission state to reset. 13027 * @param userId The device user for which to do a reset. 13028 */ 13029 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 13030 PermissionsState permissionsState, int userId) { 13031 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 13032 PackageManager.MASK_PERMISSION_FLAGS); 13033 } 13034 13035 /** 13036 * Revokes granted runtime permissions and clears certain flags. 13037 * 13038 * @param permissionsState The permission state to reset. 13039 * @param userId The device user for which to do a reset. 13040 * @param flags The flags that is going to be reset. 13041 */ 13042 private void revokeRuntimePermissionsAndClearFlagsLocked( 13043 PermissionsState permissionsState, final int userId, int flags) { 13044 boolean needsWrite = false; 13045 13046 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 13047 BasePermission bp = mSettings.mPermissions.get(state.getName()); 13048 if (bp != null) { 13049 permissionsState.revokeRuntimePermission(bp, userId); 13050 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 13051 needsWrite = true; 13052 } 13053 } 13054 13055 // Ensure default permissions are never cleared. 13056 mHandler.post(new Runnable() { 13057 @Override 13058 public void run() { 13059 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 13060 } 13061 }); 13062 13063 if (needsWrite) { 13064 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13065 } 13066 } 13067 13068 /** 13069 * Remove entries from the keystore daemon. Will only remove it if the 13070 * {@code appId} is valid. 13071 */ 13072 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13073 if (appId < 0) { 13074 return; 13075 } 13076 13077 final KeyStore keyStore = KeyStore.getInstance(); 13078 if (keyStore != null) { 13079 if (userId == UserHandle.USER_ALL) { 13080 for (final int individual : sUserManager.getUserIds()) { 13081 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13082 } 13083 } else { 13084 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13085 } 13086 } else { 13087 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13088 } 13089 } 13090 13091 @Override 13092 public void deleteApplicationCacheFiles(final String packageName, 13093 final IPackageDataObserver observer) { 13094 mContext.enforceCallingOrSelfPermission( 13095 android.Manifest.permission.DELETE_CACHE_FILES, null); 13096 // Queue up an async operation since the package deletion may take a little while. 13097 final int userId = UserHandle.getCallingUserId(); 13098 mHandler.post(new Runnable() { 13099 public void run() { 13100 mHandler.removeCallbacks(this); 13101 final boolean succeded; 13102 synchronized (mInstallLock) { 13103 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13104 } 13105 clearExternalStorageDataSync(packageName, userId, false); 13106 if (observer != null) { 13107 try { 13108 observer.onRemoveCompleted(packageName, succeded); 13109 } catch (RemoteException e) { 13110 Log.i(TAG, "Observer no longer exists."); 13111 } 13112 } //end if observer 13113 } //end run 13114 }); 13115 } 13116 13117 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13118 if (packageName == null) { 13119 Slog.w(TAG, "Attempt to delete null packageName."); 13120 return false; 13121 } 13122 PackageParser.Package p; 13123 synchronized (mPackages) { 13124 p = mPackages.get(packageName); 13125 } 13126 if (p == null) { 13127 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13128 return false; 13129 } 13130 final ApplicationInfo applicationInfo = p.applicationInfo; 13131 if (applicationInfo == null) { 13132 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13133 return false; 13134 } 13135 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13136 if (retCode < 0) { 13137 Slog.w(TAG, "Couldn't remove cache files for package: " 13138 + packageName + " u" + userId); 13139 return false; 13140 } 13141 return true; 13142 } 13143 13144 @Override 13145 public void getPackageSizeInfo(final String packageName, int userHandle, 13146 final IPackageStatsObserver observer) { 13147 mContext.enforceCallingOrSelfPermission( 13148 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13149 if (packageName == null) { 13150 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13151 } 13152 13153 PackageStats stats = new PackageStats(packageName, userHandle); 13154 13155 /* 13156 * Queue up an async operation since the package measurement may take a 13157 * little while. 13158 */ 13159 Message msg = mHandler.obtainMessage(INIT_COPY); 13160 msg.obj = new MeasureParams(stats, observer); 13161 mHandler.sendMessage(msg); 13162 } 13163 13164 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13165 PackageStats pStats) { 13166 if (packageName == null) { 13167 Slog.w(TAG, "Attempt to get size of null packageName."); 13168 return false; 13169 } 13170 PackageParser.Package p; 13171 boolean dataOnly = false; 13172 String libDirRoot = null; 13173 String asecPath = null; 13174 PackageSetting ps = null; 13175 synchronized (mPackages) { 13176 p = mPackages.get(packageName); 13177 ps = mSettings.mPackages.get(packageName); 13178 if(p == null) { 13179 dataOnly = true; 13180 if((ps == null) || (ps.pkg == null)) { 13181 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13182 return false; 13183 } 13184 p = ps.pkg; 13185 } 13186 if (ps != null) { 13187 libDirRoot = ps.legacyNativeLibraryPathString; 13188 } 13189 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13190 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13191 if (secureContainerId != null) { 13192 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13193 } 13194 } 13195 } 13196 String publicSrcDir = null; 13197 if(!dataOnly) { 13198 final ApplicationInfo applicationInfo = p.applicationInfo; 13199 if (applicationInfo == null) { 13200 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13201 return false; 13202 } 13203 if (p.isForwardLocked()) { 13204 publicSrcDir = applicationInfo.getBaseResourcePath(); 13205 } 13206 } 13207 // TODO: extend to measure size of split APKs 13208 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13209 // not just the first level. 13210 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13211 // just the primary. 13212 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13213 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13214 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13215 if (res < 0) { 13216 return false; 13217 } 13218 13219 // Fix-up for forward-locked applications in ASEC containers. 13220 if (!isExternal(p)) { 13221 pStats.codeSize += pStats.externalCodeSize; 13222 pStats.externalCodeSize = 0L; 13223 } 13224 13225 return true; 13226 } 13227 13228 13229 @Override 13230 public void addPackageToPreferred(String packageName) { 13231 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13232 } 13233 13234 @Override 13235 public void removePackageFromPreferred(String packageName) { 13236 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13237 } 13238 13239 @Override 13240 public List<PackageInfo> getPreferredPackages(int flags) { 13241 return new ArrayList<PackageInfo>(); 13242 } 13243 13244 private int getUidTargetSdkVersionLockedLPr(int uid) { 13245 Object obj = mSettings.getUserIdLPr(uid); 13246 if (obj instanceof SharedUserSetting) { 13247 final SharedUserSetting sus = (SharedUserSetting) obj; 13248 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13249 final Iterator<PackageSetting> it = sus.packages.iterator(); 13250 while (it.hasNext()) { 13251 final PackageSetting ps = it.next(); 13252 if (ps.pkg != null) { 13253 int v = ps.pkg.applicationInfo.targetSdkVersion; 13254 if (v < vers) vers = v; 13255 } 13256 } 13257 return vers; 13258 } else if (obj instanceof PackageSetting) { 13259 final PackageSetting ps = (PackageSetting) obj; 13260 if (ps.pkg != null) { 13261 return ps.pkg.applicationInfo.targetSdkVersion; 13262 } 13263 } 13264 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13265 } 13266 13267 @Override 13268 public void addPreferredActivity(IntentFilter filter, int match, 13269 ComponentName[] set, ComponentName activity, int userId) { 13270 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13271 "Adding preferred"); 13272 } 13273 13274 private void addPreferredActivityInternal(IntentFilter filter, int match, 13275 ComponentName[] set, ComponentName activity, boolean always, int userId, 13276 String opname) { 13277 // writer 13278 int callingUid = Binder.getCallingUid(); 13279 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13280 if (filter.countActions() == 0) { 13281 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13282 return; 13283 } 13284 synchronized (mPackages) { 13285 if (mContext.checkCallingOrSelfPermission( 13286 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13287 != PackageManager.PERMISSION_GRANTED) { 13288 if (getUidTargetSdkVersionLockedLPr(callingUid) 13289 < Build.VERSION_CODES.FROYO) { 13290 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13291 + callingUid); 13292 return; 13293 } 13294 mContext.enforceCallingOrSelfPermission( 13295 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13296 } 13297 13298 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13299 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13300 + userId + ":"); 13301 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13302 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13303 scheduleWritePackageRestrictionsLocked(userId); 13304 } 13305 } 13306 13307 @Override 13308 public void replacePreferredActivity(IntentFilter filter, int match, 13309 ComponentName[] set, ComponentName activity, int userId) { 13310 if (filter.countActions() != 1) { 13311 throw new IllegalArgumentException( 13312 "replacePreferredActivity expects filter to have only 1 action."); 13313 } 13314 if (filter.countDataAuthorities() != 0 13315 || filter.countDataPaths() != 0 13316 || filter.countDataSchemes() > 1 13317 || filter.countDataTypes() != 0) { 13318 throw new IllegalArgumentException( 13319 "replacePreferredActivity expects filter to have no data authorities, " + 13320 "paths, or types; and at most one scheme."); 13321 } 13322 13323 final int callingUid = Binder.getCallingUid(); 13324 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13325 synchronized (mPackages) { 13326 if (mContext.checkCallingOrSelfPermission( 13327 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13328 != PackageManager.PERMISSION_GRANTED) { 13329 if (getUidTargetSdkVersionLockedLPr(callingUid) 13330 < Build.VERSION_CODES.FROYO) { 13331 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13332 + Binder.getCallingUid()); 13333 return; 13334 } 13335 mContext.enforceCallingOrSelfPermission( 13336 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13337 } 13338 13339 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13340 if (pir != null) { 13341 // Get all of the existing entries that exactly match this filter. 13342 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13343 if (existing != null && existing.size() == 1) { 13344 PreferredActivity cur = existing.get(0); 13345 if (DEBUG_PREFERRED) { 13346 Slog.i(TAG, "Checking replace of preferred:"); 13347 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13348 if (!cur.mPref.mAlways) { 13349 Slog.i(TAG, " -- CUR; not mAlways!"); 13350 } else { 13351 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13352 Slog.i(TAG, " -- CUR: mSet=" 13353 + Arrays.toString(cur.mPref.mSetComponents)); 13354 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13355 Slog.i(TAG, " -- NEW: mMatch=" 13356 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13357 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13358 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13359 } 13360 } 13361 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13362 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13363 && cur.mPref.sameSet(set)) { 13364 // Setting the preferred activity to what it happens to be already 13365 if (DEBUG_PREFERRED) { 13366 Slog.i(TAG, "Replacing with same preferred activity " 13367 + cur.mPref.mShortComponent + " for user " 13368 + userId + ":"); 13369 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13370 } 13371 return; 13372 } 13373 } 13374 13375 if (existing != null) { 13376 if (DEBUG_PREFERRED) { 13377 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13378 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13379 } 13380 for (int i = 0; i < existing.size(); i++) { 13381 PreferredActivity pa = existing.get(i); 13382 if (DEBUG_PREFERRED) { 13383 Slog.i(TAG, "Removing existing preferred activity " 13384 + pa.mPref.mComponent + ":"); 13385 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13386 } 13387 pir.removeFilter(pa); 13388 } 13389 } 13390 } 13391 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13392 "Replacing preferred"); 13393 } 13394 } 13395 13396 @Override 13397 public void clearPackagePreferredActivities(String packageName) { 13398 final int uid = Binder.getCallingUid(); 13399 // writer 13400 synchronized (mPackages) { 13401 PackageParser.Package pkg = mPackages.get(packageName); 13402 if (pkg == null || pkg.applicationInfo.uid != uid) { 13403 if (mContext.checkCallingOrSelfPermission( 13404 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13405 != PackageManager.PERMISSION_GRANTED) { 13406 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13407 < Build.VERSION_CODES.FROYO) { 13408 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13409 + Binder.getCallingUid()); 13410 return; 13411 } 13412 mContext.enforceCallingOrSelfPermission( 13413 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13414 } 13415 } 13416 13417 int user = UserHandle.getCallingUserId(); 13418 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13419 scheduleWritePackageRestrictionsLocked(user); 13420 } 13421 } 13422 } 13423 13424 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13425 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13426 ArrayList<PreferredActivity> removed = null; 13427 boolean changed = false; 13428 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13429 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13430 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13431 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13432 continue; 13433 } 13434 Iterator<PreferredActivity> it = pir.filterIterator(); 13435 while (it.hasNext()) { 13436 PreferredActivity pa = it.next(); 13437 // Mark entry for removal only if it matches the package name 13438 // and the entry is of type "always". 13439 if (packageName == null || 13440 (pa.mPref.mComponent.getPackageName().equals(packageName) 13441 && pa.mPref.mAlways)) { 13442 if (removed == null) { 13443 removed = new ArrayList<PreferredActivity>(); 13444 } 13445 removed.add(pa); 13446 } 13447 } 13448 if (removed != null) { 13449 for (int j=0; j<removed.size(); j++) { 13450 PreferredActivity pa = removed.get(j); 13451 pir.removeFilter(pa); 13452 } 13453 changed = true; 13454 } 13455 } 13456 return changed; 13457 } 13458 13459 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13460 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13461 if (userId == UserHandle.USER_ALL) { 13462 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13463 sUserManager.getUserIds())) { 13464 for (int oneUserId : sUserManager.getUserIds()) { 13465 scheduleWritePackageRestrictionsLocked(oneUserId); 13466 } 13467 } 13468 } else { 13469 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13470 scheduleWritePackageRestrictionsLocked(userId); 13471 } 13472 } 13473 } 13474 13475 13476 void clearDefaultBrowserIfNeeded(String packageName) { 13477 for (int oneUserId : sUserManager.getUserIds()) { 13478 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13479 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13480 if (packageName.equals(defaultBrowserPackageName)) { 13481 setDefaultBrowserPackageName(null, oneUserId); 13482 } 13483 } 13484 } 13485 13486 @Override 13487 public void resetPreferredActivities(int userId) { 13488 mContext.enforceCallingOrSelfPermission( 13489 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13490 // writer 13491 synchronized (mPackages) { 13492 clearPackagePreferredActivitiesLPw(null, userId); 13493 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13494 applyFactoryDefaultBrowserLPw(userId); 13495 13496 scheduleWritePackageRestrictionsLocked(userId); 13497 } 13498 } 13499 13500 @Override 13501 public int getPreferredActivities(List<IntentFilter> outFilters, 13502 List<ComponentName> outActivities, String packageName) { 13503 13504 int num = 0; 13505 final int userId = UserHandle.getCallingUserId(); 13506 // reader 13507 synchronized (mPackages) { 13508 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13509 if (pir != null) { 13510 final Iterator<PreferredActivity> it = pir.filterIterator(); 13511 while (it.hasNext()) { 13512 final PreferredActivity pa = it.next(); 13513 if (packageName == null 13514 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13515 && pa.mPref.mAlways)) { 13516 if (outFilters != null) { 13517 outFilters.add(new IntentFilter(pa)); 13518 } 13519 if (outActivities != null) { 13520 outActivities.add(pa.mPref.mComponent); 13521 } 13522 } 13523 } 13524 } 13525 } 13526 13527 return num; 13528 } 13529 13530 @Override 13531 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13532 int userId) { 13533 int callingUid = Binder.getCallingUid(); 13534 if (callingUid != Process.SYSTEM_UID) { 13535 throw new SecurityException( 13536 "addPersistentPreferredActivity can only be run by the system"); 13537 } 13538 if (filter.countActions() == 0) { 13539 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13540 return; 13541 } 13542 synchronized (mPackages) { 13543 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13544 " :"); 13545 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13546 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13547 new PersistentPreferredActivity(filter, activity)); 13548 scheduleWritePackageRestrictionsLocked(userId); 13549 } 13550 } 13551 13552 @Override 13553 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13554 int callingUid = Binder.getCallingUid(); 13555 if (callingUid != Process.SYSTEM_UID) { 13556 throw new SecurityException( 13557 "clearPackagePersistentPreferredActivities can only be run by the system"); 13558 } 13559 ArrayList<PersistentPreferredActivity> removed = null; 13560 boolean changed = false; 13561 synchronized (mPackages) { 13562 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13563 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13564 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13565 .valueAt(i); 13566 if (userId != thisUserId) { 13567 continue; 13568 } 13569 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13570 while (it.hasNext()) { 13571 PersistentPreferredActivity ppa = it.next(); 13572 // Mark entry for removal only if it matches the package name. 13573 if (ppa.mComponent.getPackageName().equals(packageName)) { 13574 if (removed == null) { 13575 removed = new ArrayList<PersistentPreferredActivity>(); 13576 } 13577 removed.add(ppa); 13578 } 13579 } 13580 if (removed != null) { 13581 for (int j=0; j<removed.size(); j++) { 13582 PersistentPreferredActivity ppa = removed.get(j); 13583 ppir.removeFilter(ppa); 13584 } 13585 changed = true; 13586 } 13587 } 13588 13589 if (changed) { 13590 scheduleWritePackageRestrictionsLocked(userId); 13591 } 13592 } 13593 } 13594 13595 /** 13596 * Common machinery for picking apart a restored XML blob and passing 13597 * it to a caller-supplied functor to be applied to the running system. 13598 */ 13599 private void restoreFromXml(XmlPullParser parser, int userId, 13600 String expectedStartTag, BlobXmlRestorer functor) 13601 throws IOException, XmlPullParserException { 13602 int type; 13603 while ((type = parser.next()) != XmlPullParser.START_TAG 13604 && type != XmlPullParser.END_DOCUMENT) { 13605 } 13606 if (type != XmlPullParser.START_TAG) { 13607 // oops didn't find a start tag?! 13608 if (DEBUG_BACKUP) { 13609 Slog.e(TAG, "Didn't find start tag during restore"); 13610 } 13611 return; 13612 } 13613 13614 // this is supposed to be TAG_PREFERRED_BACKUP 13615 if (!expectedStartTag.equals(parser.getName())) { 13616 if (DEBUG_BACKUP) { 13617 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13618 } 13619 return; 13620 } 13621 13622 // skip interfering stuff, then we're aligned with the backing implementation 13623 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13624 functor.apply(parser, userId); 13625 } 13626 13627 private interface BlobXmlRestorer { 13628 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13629 } 13630 13631 /** 13632 * Non-Binder method, support for the backup/restore mechanism: write the 13633 * full set of preferred activities in its canonical XML format. Returns the 13634 * XML output as a byte array, or null if there is none. 13635 */ 13636 @Override 13637 public byte[] getPreferredActivityBackup(int userId) { 13638 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13639 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13640 } 13641 13642 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13643 try { 13644 final XmlSerializer serializer = new FastXmlSerializer(); 13645 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13646 serializer.startDocument(null, true); 13647 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13648 13649 synchronized (mPackages) { 13650 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13651 } 13652 13653 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13654 serializer.endDocument(); 13655 serializer.flush(); 13656 } catch (Exception e) { 13657 if (DEBUG_BACKUP) { 13658 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13659 } 13660 return null; 13661 } 13662 13663 return dataStream.toByteArray(); 13664 } 13665 13666 @Override 13667 public void restorePreferredActivities(byte[] backup, int userId) { 13668 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13669 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13670 } 13671 13672 try { 13673 final XmlPullParser parser = Xml.newPullParser(); 13674 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13675 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13676 new BlobXmlRestorer() { 13677 @Override 13678 public void apply(XmlPullParser parser, int userId) 13679 throws XmlPullParserException, IOException { 13680 synchronized (mPackages) { 13681 mSettings.readPreferredActivitiesLPw(parser, userId); 13682 } 13683 } 13684 } ); 13685 } catch (Exception e) { 13686 if (DEBUG_BACKUP) { 13687 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13688 } 13689 } 13690 } 13691 13692 /** 13693 * Non-Binder method, support for the backup/restore mechanism: write the 13694 * default browser (etc) settings in its canonical XML format. Returns the default 13695 * browser XML representation as a byte array, or null if there is none. 13696 */ 13697 @Override 13698 public byte[] getDefaultAppsBackup(int userId) { 13699 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13700 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13701 } 13702 13703 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13704 try { 13705 final XmlSerializer serializer = new FastXmlSerializer(); 13706 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13707 serializer.startDocument(null, true); 13708 serializer.startTag(null, TAG_DEFAULT_APPS); 13709 13710 synchronized (mPackages) { 13711 mSettings.writeDefaultAppsLPr(serializer, userId); 13712 } 13713 13714 serializer.endTag(null, TAG_DEFAULT_APPS); 13715 serializer.endDocument(); 13716 serializer.flush(); 13717 } catch (Exception e) { 13718 if (DEBUG_BACKUP) { 13719 Slog.e(TAG, "Unable to write default apps for backup", e); 13720 } 13721 return null; 13722 } 13723 13724 return dataStream.toByteArray(); 13725 } 13726 13727 @Override 13728 public void restoreDefaultApps(byte[] backup, int userId) { 13729 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13730 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13731 } 13732 13733 try { 13734 final XmlPullParser parser = Xml.newPullParser(); 13735 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13736 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13737 new BlobXmlRestorer() { 13738 @Override 13739 public void apply(XmlPullParser parser, int userId) 13740 throws XmlPullParserException, IOException { 13741 synchronized (mPackages) { 13742 mSettings.readDefaultAppsLPw(parser, userId); 13743 } 13744 } 13745 } ); 13746 } catch (Exception e) { 13747 if (DEBUG_BACKUP) { 13748 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13749 } 13750 } 13751 } 13752 13753 @Override 13754 public byte[] getIntentFilterVerificationBackup(int userId) { 13755 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13756 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13757 } 13758 13759 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13760 try { 13761 final XmlSerializer serializer = new FastXmlSerializer(); 13762 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13763 serializer.startDocument(null, true); 13764 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13765 13766 synchronized (mPackages) { 13767 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13768 } 13769 13770 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13771 serializer.endDocument(); 13772 serializer.flush(); 13773 } catch (Exception e) { 13774 if (DEBUG_BACKUP) { 13775 Slog.e(TAG, "Unable to write default apps for backup", e); 13776 } 13777 return null; 13778 } 13779 13780 return dataStream.toByteArray(); 13781 } 13782 13783 @Override 13784 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13785 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13786 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13787 } 13788 13789 try { 13790 final XmlPullParser parser = Xml.newPullParser(); 13791 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13792 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13793 new BlobXmlRestorer() { 13794 @Override 13795 public void apply(XmlPullParser parser, int userId) 13796 throws XmlPullParserException, IOException { 13797 synchronized (mPackages) { 13798 mSettings.readAllDomainVerificationsLPr(parser, userId); 13799 mSettings.writeLPr(); 13800 } 13801 } 13802 } ); 13803 } catch (Exception e) { 13804 if (DEBUG_BACKUP) { 13805 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13806 } 13807 } 13808 } 13809 13810 @Override 13811 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13812 int sourceUserId, int targetUserId, int flags) { 13813 mContext.enforceCallingOrSelfPermission( 13814 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13815 int callingUid = Binder.getCallingUid(); 13816 enforceOwnerRights(ownerPackage, callingUid); 13817 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13818 if (intentFilter.countActions() == 0) { 13819 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13820 return; 13821 } 13822 synchronized (mPackages) { 13823 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13824 ownerPackage, targetUserId, flags); 13825 CrossProfileIntentResolver resolver = 13826 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13827 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13828 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13829 if (existing != null) { 13830 int size = existing.size(); 13831 for (int i = 0; i < size; i++) { 13832 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13833 return; 13834 } 13835 } 13836 } 13837 resolver.addFilter(newFilter); 13838 scheduleWritePackageRestrictionsLocked(sourceUserId); 13839 } 13840 } 13841 13842 @Override 13843 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13844 mContext.enforceCallingOrSelfPermission( 13845 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13846 int callingUid = Binder.getCallingUid(); 13847 enforceOwnerRights(ownerPackage, callingUid); 13848 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13849 synchronized (mPackages) { 13850 CrossProfileIntentResolver resolver = 13851 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13852 ArraySet<CrossProfileIntentFilter> set = 13853 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13854 for (CrossProfileIntentFilter filter : set) { 13855 if (filter.getOwnerPackage().equals(ownerPackage)) { 13856 resolver.removeFilter(filter); 13857 } 13858 } 13859 scheduleWritePackageRestrictionsLocked(sourceUserId); 13860 } 13861 } 13862 13863 // Enforcing that callingUid is owning pkg on userId 13864 private void enforceOwnerRights(String pkg, int callingUid) { 13865 // The system owns everything. 13866 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13867 return; 13868 } 13869 int callingUserId = UserHandle.getUserId(callingUid); 13870 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13871 if (pi == null) { 13872 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13873 + callingUserId); 13874 } 13875 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13876 throw new SecurityException("Calling uid " + callingUid 13877 + " does not own package " + pkg); 13878 } 13879 } 13880 13881 @Override 13882 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13883 Intent intent = new Intent(Intent.ACTION_MAIN); 13884 intent.addCategory(Intent.CATEGORY_HOME); 13885 13886 final int callingUserId = UserHandle.getCallingUserId(); 13887 List<ResolveInfo> list = queryIntentActivities(intent, null, 13888 PackageManager.GET_META_DATA, callingUserId); 13889 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13890 true, false, false, callingUserId); 13891 13892 allHomeCandidates.clear(); 13893 if (list != null) { 13894 for (ResolveInfo ri : list) { 13895 allHomeCandidates.add(ri); 13896 } 13897 } 13898 return (preferred == null || preferred.activityInfo == null) 13899 ? null 13900 : new ComponentName(preferred.activityInfo.packageName, 13901 preferred.activityInfo.name); 13902 } 13903 13904 @Override 13905 public void setApplicationEnabledSetting(String appPackageName, 13906 int newState, int flags, int userId, String callingPackage) { 13907 if (!sUserManager.exists(userId)) return; 13908 if (callingPackage == null) { 13909 callingPackage = Integer.toString(Binder.getCallingUid()); 13910 } 13911 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13912 } 13913 13914 @Override 13915 public void setComponentEnabledSetting(ComponentName componentName, 13916 int newState, int flags, int userId) { 13917 if (!sUserManager.exists(userId)) return; 13918 setEnabledSetting(componentName.getPackageName(), 13919 componentName.getClassName(), newState, flags, userId, null); 13920 } 13921 13922 private void setEnabledSetting(final String packageName, String className, int newState, 13923 final int flags, int userId, String callingPackage) { 13924 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13925 || newState == COMPONENT_ENABLED_STATE_ENABLED 13926 || newState == COMPONENT_ENABLED_STATE_DISABLED 13927 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13928 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13929 throw new IllegalArgumentException("Invalid new component state: " 13930 + newState); 13931 } 13932 PackageSetting pkgSetting; 13933 final int uid = Binder.getCallingUid(); 13934 final int permission = mContext.checkCallingOrSelfPermission( 13935 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13936 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13937 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13938 boolean sendNow = false; 13939 boolean isApp = (className == null); 13940 String componentName = isApp ? packageName : className; 13941 int packageUid = -1; 13942 ArrayList<String> components; 13943 13944 // writer 13945 synchronized (mPackages) { 13946 pkgSetting = mSettings.mPackages.get(packageName); 13947 if (pkgSetting == null) { 13948 if (className == null) { 13949 throw new IllegalArgumentException( 13950 "Unknown package: " + packageName); 13951 } 13952 throw new IllegalArgumentException( 13953 "Unknown component: " + packageName 13954 + "/" + className); 13955 } 13956 // Allow root and verify that userId is not being specified by a different user 13957 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13958 throw new SecurityException( 13959 "Permission Denial: attempt to change component state from pid=" 13960 + Binder.getCallingPid() 13961 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13962 } 13963 if (className == null) { 13964 // We're dealing with an application/package level state change 13965 if (pkgSetting.getEnabled(userId) == newState) { 13966 // Nothing to do 13967 return; 13968 } 13969 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13970 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13971 // Don't care about who enables an app. 13972 callingPackage = null; 13973 } 13974 pkgSetting.setEnabled(newState, userId, callingPackage); 13975 // pkgSetting.pkg.mSetEnabled = newState; 13976 } else { 13977 // We're dealing with a component level state change 13978 // First, verify that this is a valid class name. 13979 PackageParser.Package pkg = pkgSetting.pkg; 13980 if (pkg == null || !pkg.hasComponentClassName(className)) { 13981 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13982 throw new IllegalArgumentException("Component class " + className 13983 + " does not exist in " + packageName); 13984 } else { 13985 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13986 + className + " does not exist in " + packageName); 13987 } 13988 } 13989 switch (newState) { 13990 case COMPONENT_ENABLED_STATE_ENABLED: 13991 if (!pkgSetting.enableComponentLPw(className, userId)) { 13992 return; 13993 } 13994 break; 13995 case COMPONENT_ENABLED_STATE_DISABLED: 13996 if (!pkgSetting.disableComponentLPw(className, userId)) { 13997 return; 13998 } 13999 break; 14000 case COMPONENT_ENABLED_STATE_DEFAULT: 14001 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14002 return; 14003 } 14004 break; 14005 default: 14006 Slog.e(TAG, "Invalid new component state: " + newState); 14007 return; 14008 } 14009 } 14010 scheduleWritePackageRestrictionsLocked(userId); 14011 components = mPendingBroadcasts.get(userId, packageName); 14012 final boolean newPackage = components == null; 14013 if (newPackage) { 14014 components = new ArrayList<String>(); 14015 } 14016 if (!components.contains(componentName)) { 14017 components.add(componentName); 14018 } 14019 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14020 sendNow = true; 14021 // Purge entry from pending broadcast list if another one exists already 14022 // since we are sending one right away. 14023 mPendingBroadcasts.remove(userId, packageName); 14024 } else { 14025 if (newPackage) { 14026 mPendingBroadcasts.put(userId, packageName, components); 14027 } 14028 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14029 // Schedule a message 14030 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14031 } 14032 } 14033 } 14034 14035 long callingId = Binder.clearCallingIdentity(); 14036 try { 14037 if (sendNow) { 14038 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14039 sendPackageChangedBroadcast(packageName, 14040 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14041 } 14042 } finally { 14043 Binder.restoreCallingIdentity(callingId); 14044 } 14045 } 14046 14047 private void sendPackageChangedBroadcast(String packageName, 14048 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14049 if (DEBUG_INSTALL) 14050 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14051 + componentNames); 14052 Bundle extras = new Bundle(4); 14053 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14054 String nameList[] = new String[componentNames.size()]; 14055 componentNames.toArray(nameList); 14056 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14057 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14058 extras.putInt(Intent.EXTRA_UID, packageUid); 14059 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14060 new int[] {UserHandle.getUserId(packageUid)}); 14061 } 14062 14063 @Override 14064 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14065 if (!sUserManager.exists(userId)) return; 14066 final int uid = Binder.getCallingUid(); 14067 final int permission = mContext.checkCallingOrSelfPermission( 14068 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14069 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14070 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14071 // writer 14072 synchronized (mPackages) { 14073 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14074 allowedByPermission, uid, userId)) { 14075 scheduleWritePackageRestrictionsLocked(userId); 14076 } 14077 } 14078 } 14079 14080 @Override 14081 public String getInstallerPackageName(String packageName) { 14082 // reader 14083 synchronized (mPackages) { 14084 return mSettings.getInstallerPackageNameLPr(packageName); 14085 } 14086 } 14087 14088 @Override 14089 public int getApplicationEnabledSetting(String packageName, int userId) { 14090 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14091 int uid = Binder.getCallingUid(); 14092 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14093 // reader 14094 synchronized (mPackages) { 14095 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14096 } 14097 } 14098 14099 @Override 14100 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14101 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14102 int uid = Binder.getCallingUid(); 14103 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14104 // reader 14105 synchronized (mPackages) { 14106 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14107 } 14108 } 14109 14110 @Override 14111 public void enterSafeMode() { 14112 enforceSystemOrRoot("Only the system can request entering safe mode"); 14113 14114 if (!mSystemReady) { 14115 mSafeMode = true; 14116 } 14117 } 14118 14119 @Override 14120 public void systemReady() { 14121 mSystemReady = true; 14122 14123 // Read the compatibilty setting when the system is ready. 14124 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14125 mContext.getContentResolver(), 14126 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14127 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14128 if (DEBUG_SETTINGS) { 14129 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14130 } 14131 14132 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14133 14134 synchronized (mPackages) { 14135 // Verify that all of the preferred activity components actually 14136 // exist. It is possible for applications to be updated and at 14137 // that point remove a previously declared activity component that 14138 // had been set as a preferred activity. We try to clean this up 14139 // the next time we encounter that preferred activity, but it is 14140 // possible for the user flow to never be able to return to that 14141 // situation so here we do a sanity check to make sure we haven't 14142 // left any junk around. 14143 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14144 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14145 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14146 removed.clear(); 14147 for (PreferredActivity pa : pir.filterSet()) { 14148 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14149 removed.add(pa); 14150 } 14151 } 14152 if (removed.size() > 0) { 14153 for (int r=0; r<removed.size(); r++) { 14154 PreferredActivity pa = removed.get(r); 14155 Slog.w(TAG, "Removing dangling preferred activity: " 14156 + pa.mPref.mComponent); 14157 pir.removeFilter(pa); 14158 } 14159 mSettings.writePackageRestrictionsLPr( 14160 mSettings.mPreferredActivities.keyAt(i)); 14161 } 14162 } 14163 14164 for (int userId : UserManagerService.getInstance().getUserIds()) { 14165 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14166 grantPermissionsUserIds = ArrayUtils.appendInt( 14167 grantPermissionsUserIds, userId); 14168 } 14169 } 14170 } 14171 sUserManager.systemReady(); 14172 14173 // If we upgraded grant all default permissions before kicking off. 14174 for (int userId : grantPermissionsUserIds) { 14175 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14176 } 14177 14178 // Kick off any messages waiting for system ready 14179 if (mPostSystemReadyMessages != null) { 14180 for (Message msg : mPostSystemReadyMessages) { 14181 msg.sendToTarget(); 14182 } 14183 mPostSystemReadyMessages = null; 14184 } 14185 14186 // Watch for external volumes that come and go over time 14187 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14188 storage.registerListener(mStorageListener); 14189 14190 mInstallerService.systemReady(); 14191 mPackageDexOptimizer.systemReady(); 14192 } 14193 14194 @Override 14195 public boolean isSafeMode() { 14196 return mSafeMode; 14197 } 14198 14199 @Override 14200 public boolean hasSystemUidErrors() { 14201 return mHasSystemUidErrors; 14202 } 14203 14204 static String arrayToString(int[] array) { 14205 StringBuffer buf = new StringBuffer(128); 14206 buf.append('['); 14207 if (array != null) { 14208 for (int i=0; i<array.length; i++) { 14209 if (i > 0) buf.append(", "); 14210 buf.append(array[i]); 14211 } 14212 } 14213 buf.append(']'); 14214 return buf.toString(); 14215 } 14216 14217 static class DumpState { 14218 public static final int DUMP_LIBS = 1 << 0; 14219 public static final int DUMP_FEATURES = 1 << 1; 14220 public static final int DUMP_RESOLVERS = 1 << 2; 14221 public static final int DUMP_PERMISSIONS = 1 << 3; 14222 public static final int DUMP_PACKAGES = 1 << 4; 14223 public static final int DUMP_SHARED_USERS = 1 << 5; 14224 public static final int DUMP_MESSAGES = 1 << 6; 14225 public static final int DUMP_PROVIDERS = 1 << 7; 14226 public static final int DUMP_VERIFIERS = 1 << 8; 14227 public static final int DUMP_PREFERRED = 1 << 9; 14228 public static final int DUMP_PREFERRED_XML = 1 << 10; 14229 public static final int DUMP_KEYSETS = 1 << 11; 14230 public static final int DUMP_VERSION = 1 << 12; 14231 public static final int DUMP_INSTALLS = 1 << 13; 14232 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14233 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14234 14235 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14236 14237 private int mTypes; 14238 14239 private int mOptions; 14240 14241 private boolean mTitlePrinted; 14242 14243 private SharedUserSetting mSharedUser; 14244 14245 public boolean isDumping(int type) { 14246 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14247 return true; 14248 } 14249 14250 return (mTypes & type) != 0; 14251 } 14252 14253 public void setDump(int type) { 14254 mTypes |= type; 14255 } 14256 14257 public boolean isOptionEnabled(int option) { 14258 return (mOptions & option) != 0; 14259 } 14260 14261 public void setOptionEnabled(int option) { 14262 mOptions |= option; 14263 } 14264 14265 public boolean onTitlePrinted() { 14266 final boolean printed = mTitlePrinted; 14267 mTitlePrinted = true; 14268 return printed; 14269 } 14270 14271 public boolean getTitlePrinted() { 14272 return mTitlePrinted; 14273 } 14274 14275 public void setTitlePrinted(boolean enabled) { 14276 mTitlePrinted = enabled; 14277 } 14278 14279 public SharedUserSetting getSharedUser() { 14280 return mSharedUser; 14281 } 14282 14283 public void setSharedUser(SharedUserSetting user) { 14284 mSharedUser = user; 14285 } 14286 } 14287 14288 @Override 14289 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14290 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14291 != PackageManager.PERMISSION_GRANTED) { 14292 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14293 + Binder.getCallingPid() 14294 + ", uid=" + Binder.getCallingUid() 14295 + " without permission " 14296 + android.Manifest.permission.DUMP); 14297 return; 14298 } 14299 14300 DumpState dumpState = new DumpState(); 14301 boolean fullPreferred = false; 14302 boolean checkin = false; 14303 14304 String packageName = null; 14305 ArraySet<String> permissionNames = null; 14306 14307 int opti = 0; 14308 while (opti < args.length) { 14309 String opt = args[opti]; 14310 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14311 break; 14312 } 14313 opti++; 14314 14315 if ("-a".equals(opt)) { 14316 // Right now we only know how to print all. 14317 } else if ("-h".equals(opt)) { 14318 pw.println("Package manager dump options:"); 14319 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14320 pw.println(" --checkin: dump for a checkin"); 14321 pw.println(" -f: print details of intent filters"); 14322 pw.println(" -h: print this help"); 14323 pw.println(" cmd may be one of:"); 14324 pw.println(" l[ibraries]: list known shared libraries"); 14325 pw.println(" f[ibraries]: list device features"); 14326 pw.println(" k[eysets]: print known keysets"); 14327 pw.println(" r[esolvers]: dump intent resolvers"); 14328 pw.println(" perm[issions]: dump permissions"); 14329 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14330 pw.println(" pref[erred]: print preferred package settings"); 14331 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14332 pw.println(" prov[iders]: dump content providers"); 14333 pw.println(" p[ackages]: dump installed packages"); 14334 pw.println(" s[hared-users]: dump shared user IDs"); 14335 pw.println(" m[essages]: print collected runtime messages"); 14336 pw.println(" v[erifiers]: print package verifier info"); 14337 pw.println(" version: print database version info"); 14338 pw.println(" write: write current settings now"); 14339 pw.println(" <package.name>: info about given package"); 14340 pw.println(" installs: details about install sessions"); 14341 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14342 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14343 return; 14344 } else if ("--checkin".equals(opt)) { 14345 checkin = true; 14346 } else if ("-f".equals(opt)) { 14347 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14348 } else { 14349 pw.println("Unknown argument: " + opt + "; use -h for help"); 14350 } 14351 } 14352 14353 // Is the caller requesting to dump a particular piece of data? 14354 if (opti < args.length) { 14355 String cmd = args[opti]; 14356 opti++; 14357 // Is this a package name? 14358 if ("android".equals(cmd) || cmd.contains(".")) { 14359 packageName = cmd; 14360 // When dumping a single package, we always dump all of its 14361 // filter information since the amount of data will be reasonable. 14362 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14363 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14364 dumpState.setDump(DumpState.DUMP_LIBS); 14365 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14366 dumpState.setDump(DumpState.DUMP_FEATURES); 14367 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14368 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14369 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14370 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14371 } else if ("permission".equals(cmd)) { 14372 if (opti >= args.length) { 14373 pw.println("Error: permission requires permission name"); 14374 return; 14375 } 14376 permissionNames = new ArraySet<>(); 14377 while (opti < args.length) { 14378 permissionNames.add(args[opti]); 14379 opti++; 14380 } 14381 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14382 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14383 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14384 dumpState.setDump(DumpState.DUMP_PREFERRED); 14385 } else if ("preferred-xml".equals(cmd)) { 14386 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14387 if (opti < args.length && "--full".equals(args[opti])) { 14388 fullPreferred = true; 14389 opti++; 14390 } 14391 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14392 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14393 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14394 dumpState.setDump(DumpState.DUMP_PACKAGES); 14395 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14396 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14397 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14398 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14399 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14400 dumpState.setDump(DumpState.DUMP_MESSAGES); 14401 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14402 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14403 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14404 || "intent-filter-verifiers".equals(cmd)) { 14405 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14406 } else if ("version".equals(cmd)) { 14407 dumpState.setDump(DumpState.DUMP_VERSION); 14408 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14409 dumpState.setDump(DumpState.DUMP_KEYSETS); 14410 } else if ("installs".equals(cmd)) { 14411 dumpState.setDump(DumpState.DUMP_INSTALLS); 14412 } else if ("write".equals(cmd)) { 14413 synchronized (mPackages) { 14414 mSettings.writeLPr(); 14415 pw.println("Settings written."); 14416 return; 14417 } 14418 } 14419 } 14420 14421 if (checkin) { 14422 pw.println("vers,1"); 14423 } 14424 14425 // reader 14426 synchronized (mPackages) { 14427 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14428 if (!checkin) { 14429 if (dumpState.onTitlePrinted()) 14430 pw.println(); 14431 pw.println("Database versions:"); 14432 pw.print(" SDK Version:"); 14433 pw.print(" internal="); 14434 pw.print(mSettings.mInternalSdkPlatform); 14435 pw.print(" external="); 14436 pw.println(mSettings.mExternalSdkPlatform); 14437 pw.print(" DB Version:"); 14438 pw.print(" internal="); 14439 pw.print(mSettings.mInternalDatabaseVersion); 14440 pw.print(" external="); 14441 pw.println(mSettings.mExternalDatabaseVersion); 14442 } 14443 } 14444 14445 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14446 if (!checkin) { 14447 if (dumpState.onTitlePrinted()) 14448 pw.println(); 14449 pw.println("Verifiers:"); 14450 pw.print(" Required: "); 14451 pw.print(mRequiredVerifierPackage); 14452 pw.print(" (uid="); 14453 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14454 pw.println(")"); 14455 } else if (mRequiredVerifierPackage != null) { 14456 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14457 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14458 } 14459 } 14460 14461 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14462 packageName == null) { 14463 if (mIntentFilterVerifierComponent != null) { 14464 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14465 if (!checkin) { 14466 if (dumpState.onTitlePrinted()) 14467 pw.println(); 14468 pw.println("Intent Filter Verifier:"); 14469 pw.print(" Using: "); 14470 pw.print(verifierPackageName); 14471 pw.print(" (uid="); 14472 pw.print(getPackageUid(verifierPackageName, 0)); 14473 pw.println(")"); 14474 } else if (verifierPackageName != null) { 14475 pw.print("ifv,"); pw.print(verifierPackageName); 14476 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14477 } 14478 } else { 14479 pw.println(); 14480 pw.println("No Intent Filter Verifier available!"); 14481 } 14482 } 14483 14484 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14485 boolean printedHeader = false; 14486 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14487 while (it.hasNext()) { 14488 String name = it.next(); 14489 SharedLibraryEntry ent = mSharedLibraries.get(name); 14490 if (!checkin) { 14491 if (!printedHeader) { 14492 if (dumpState.onTitlePrinted()) 14493 pw.println(); 14494 pw.println("Libraries:"); 14495 printedHeader = true; 14496 } 14497 pw.print(" "); 14498 } else { 14499 pw.print("lib,"); 14500 } 14501 pw.print(name); 14502 if (!checkin) { 14503 pw.print(" -> "); 14504 } 14505 if (ent.path != null) { 14506 if (!checkin) { 14507 pw.print("(jar) "); 14508 pw.print(ent.path); 14509 } else { 14510 pw.print(",jar,"); 14511 pw.print(ent.path); 14512 } 14513 } else { 14514 if (!checkin) { 14515 pw.print("(apk) "); 14516 pw.print(ent.apk); 14517 } else { 14518 pw.print(",apk,"); 14519 pw.print(ent.apk); 14520 } 14521 } 14522 pw.println(); 14523 } 14524 } 14525 14526 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14527 if (dumpState.onTitlePrinted()) 14528 pw.println(); 14529 if (!checkin) { 14530 pw.println("Features:"); 14531 } 14532 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14533 while (it.hasNext()) { 14534 String name = it.next(); 14535 if (!checkin) { 14536 pw.print(" "); 14537 } else { 14538 pw.print("feat,"); 14539 } 14540 pw.println(name); 14541 } 14542 } 14543 14544 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14545 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14546 : "Activity Resolver Table:", " ", packageName, 14547 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14548 dumpState.setTitlePrinted(true); 14549 } 14550 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14551 : "Receiver Resolver Table:", " ", packageName, 14552 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14553 dumpState.setTitlePrinted(true); 14554 } 14555 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14556 : "Service Resolver Table:", " ", packageName, 14557 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14558 dumpState.setTitlePrinted(true); 14559 } 14560 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14561 : "Provider Resolver Table:", " ", packageName, 14562 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14563 dumpState.setTitlePrinted(true); 14564 } 14565 } 14566 14567 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14568 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14569 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14570 int user = mSettings.mPreferredActivities.keyAt(i); 14571 if (pir.dump(pw, 14572 dumpState.getTitlePrinted() 14573 ? "\nPreferred Activities User " + user + ":" 14574 : "Preferred Activities User " + user + ":", " ", 14575 packageName, true, false)) { 14576 dumpState.setTitlePrinted(true); 14577 } 14578 } 14579 } 14580 14581 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14582 pw.flush(); 14583 FileOutputStream fout = new FileOutputStream(fd); 14584 BufferedOutputStream str = new BufferedOutputStream(fout); 14585 XmlSerializer serializer = new FastXmlSerializer(); 14586 try { 14587 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14588 serializer.startDocument(null, true); 14589 serializer.setFeature( 14590 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14591 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14592 serializer.endDocument(); 14593 serializer.flush(); 14594 } catch (IllegalArgumentException e) { 14595 pw.println("Failed writing: " + e); 14596 } catch (IllegalStateException e) { 14597 pw.println("Failed writing: " + e); 14598 } catch (IOException e) { 14599 pw.println("Failed writing: " + e); 14600 } 14601 } 14602 14603 if (!checkin 14604 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14605 && packageName == null) { 14606 pw.println(); 14607 int count = mSettings.mPackages.size(); 14608 if (count == 0) { 14609 pw.println("No domain preferred apps!"); 14610 pw.println(); 14611 } else { 14612 final String prefix = " "; 14613 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14614 if (allPackageSettings.size() == 0) { 14615 pw.println("No domain preferred apps!"); 14616 pw.println(); 14617 } else { 14618 pw.println("Domain preferred apps status:"); 14619 pw.println(); 14620 count = 0; 14621 for (PackageSetting ps : allPackageSettings) { 14622 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14623 if (ivi == null || ivi.getPackageName() == null) continue; 14624 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14625 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14626 pw.println(prefix + "Status: " + ivi.getStatusString()); 14627 pw.println(); 14628 count++; 14629 } 14630 if (count == 0) { 14631 pw.println(prefix + "No domain preferred app status!"); 14632 pw.println(); 14633 } 14634 for (int userId : sUserManager.getUserIds()) { 14635 pw.println("Domain preferred apps for User " + userId + ":"); 14636 pw.println(); 14637 count = 0; 14638 for (PackageSetting ps : allPackageSettings) { 14639 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14640 if (ivi == null || ivi.getPackageName() == null) { 14641 continue; 14642 } 14643 final int status = ps.getDomainVerificationStatusForUser(userId); 14644 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14645 continue; 14646 } 14647 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14648 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14649 String statusStr = IntentFilterVerificationInfo. 14650 getStatusStringFromValue(status); 14651 pw.println(prefix + "Status: " + statusStr); 14652 pw.println(); 14653 count++; 14654 } 14655 if (count == 0) { 14656 pw.println(prefix + "No domain preferred apps!"); 14657 pw.println(); 14658 } 14659 } 14660 } 14661 } 14662 } 14663 14664 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14665 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14666 if (packageName == null && permissionNames == null) { 14667 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14668 if (iperm == 0) { 14669 if (dumpState.onTitlePrinted()) 14670 pw.println(); 14671 pw.println("AppOp Permissions:"); 14672 } 14673 pw.print(" AppOp Permission "); 14674 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14675 pw.println(":"); 14676 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14677 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14678 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14679 } 14680 } 14681 } 14682 } 14683 14684 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14685 boolean printedSomething = false; 14686 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14687 if (packageName != null && !packageName.equals(p.info.packageName)) { 14688 continue; 14689 } 14690 if (!printedSomething) { 14691 if (dumpState.onTitlePrinted()) 14692 pw.println(); 14693 pw.println("Registered ContentProviders:"); 14694 printedSomething = true; 14695 } 14696 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14697 pw.print(" "); pw.println(p.toString()); 14698 } 14699 printedSomething = false; 14700 for (Map.Entry<String, PackageParser.Provider> entry : 14701 mProvidersByAuthority.entrySet()) { 14702 PackageParser.Provider p = entry.getValue(); 14703 if (packageName != null && !packageName.equals(p.info.packageName)) { 14704 continue; 14705 } 14706 if (!printedSomething) { 14707 if (dumpState.onTitlePrinted()) 14708 pw.println(); 14709 pw.println("ContentProvider Authorities:"); 14710 printedSomething = true; 14711 } 14712 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14713 pw.print(" "); pw.println(p.toString()); 14714 if (p.info != null && p.info.applicationInfo != null) { 14715 final String appInfo = p.info.applicationInfo.toString(); 14716 pw.print(" applicationInfo="); pw.println(appInfo); 14717 } 14718 } 14719 } 14720 14721 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14722 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14723 } 14724 14725 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14726 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14727 } 14728 14729 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14730 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14731 } 14732 14733 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14734 // XXX should handle packageName != null by dumping only install data that 14735 // the given package is involved with. 14736 if (dumpState.onTitlePrinted()) pw.println(); 14737 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14738 } 14739 14740 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14741 if (dumpState.onTitlePrinted()) pw.println(); 14742 mSettings.dumpReadMessagesLPr(pw, dumpState); 14743 14744 pw.println(); 14745 pw.println("Package warning messages:"); 14746 BufferedReader in = null; 14747 String line = null; 14748 try { 14749 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14750 while ((line = in.readLine()) != null) { 14751 if (line.contains("ignored: updated version")) continue; 14752 pw.println(line); 14753 } 14754 } catch (IOException ignored) { 14755 } finally { 14756 IoUtils.closeQuietly(in); 14757 } 14758 } 14759 14760 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14761 BufferedReader in = null; 14762 String line = null; 14763 try { 14764 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14765 while ((line = in.readLine()) != null) { 14766 if (line.contains("ignored: updated version")) continue; 14767 pw.print("msg,"); 14768 pw.println(line); 14769 } 14770 } catch (IOException ignored) { 14771 } finally { 14772 IoUtils.closeQuietly(in); 14773 } 14774 } 14775 } 14776 } 14777 14778 // ------- apps on sdcard specific code ------- 14779 static final boolean DEBUG_SD_INSTALL = false; 14780 14781 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14782 14783 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14784 14785 private boolean mMediaMounted = false; 14786 14787 static String getEncryptKey() { 14788 try { 14789 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14790 SD_ENCRYPTION_KEYSTORE_NAME); 14791 if (sdEncKey == null) { 14792 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14793 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14794 if (sdEncKey == null) { 14795 Slog.e(TAG, "Failed to create encryption keys"); 14796 return null; 14797 } 14798 } 14799 return sdEncKey; 14800 } catch (NoSuchAlgorithmException nsae) { 14801 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14802 return null; 14803 } catch (IOException ioe) { 14804 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14805 return null; 14806 } 14807 } 14808 14809 /* 14810 * Update media status on PackageManager. 14811 */ 14812 @Override 14813 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14814 int callingUid = Binder.getCallingUid(); 14815 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14816 throw new SecurityException("Media status can only be updated by the system"); 14817 } 14818 // reader; this apparently protects mMediaMounted, but should probably 14819 // be a different lock in that case. 14820 synchronized (mPackages) { 14821 Log.i(TAG, "Updating external media status from " 14822 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14823 + (mediaStatus ? "mounted" : "unmounted")); 14824 if (DEBUG_SD_INSTALL) 14825 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14826 + ", mMediaMounted=" + mMediaMounted); 14827 if (mediaStatus == mMediaMounted) { 14828 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14829 : 0, -1); 14830 mHandler.sendMessage(msg); 14831 return; 14832 } 14833 mMediaMounted = mediaStatus; 14834 } 14835 // Queue up an async operation since the package installation may take a 14836 // little while. 14837 mHandler.post(new Runnable() { 14838 public void run() { 14839 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14840 } 14841 }); 14842 } 14843 14844 /** 14845 * Called by MountService when the initial ASECs to scan are available. 14846 * Should block until all the ASEC containers are finished being scanned. 14847 */ 14848 public void scanAvailableAsecs() { 14849 updateExternalMediaStatusInner(true, false, false); 14850 if (mShouldRestoreconData) { 14851 SELinuxMMAC.setRestoreconDone(); 14852 mShouldRestoreconData = false; 14853 } 14854 } 14855 14856 /* 14857 * Collect information of applications on external media, map them against 14858 * existing containers and update information based on current mount status. 14859 * Please note that we always have to report status if reportStatus has been 14860 * set to true especially when unloading packages. 14861 */ 14862 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14863 boolean externalStorage) { 14864 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14865 int[] uidArr = EmptyArray.INT; 14866 14867 final String[] list = PackageHelper.getSecureContainerList(); 14868 if (ArrayUtils.isEmpty(list)) { 14869 Log.i(TAG, "No secure containers found"); 14870 } else { 14871 // Process list of secure containers and categorize them 14872 // as active or stale based on their package internal state. 14873 14874 // reader 14875 synchronized (mPackages) { 14876 for (String cid : list) { 14877 // Leave stages untouched for now; installer service owns them 14878 if (PackageInstallerService.isStageName(cid)) continue; 14879 14880 if (DEBUG_SD_INSTALL) 14881 Log.i(TAG, "Processing container " + cid); 14882 String pkgName = getAsecPackageName(cid); 14883 if (pkgName == null) { 14884 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14885 continue; 14886 } 14887 if (DEBUG_SD_INSTALL) 14888 Log.i(TAG, "Looking for pkg : " + pkgName); 14889 14890 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14891 if (ps == null) { 14892 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14893 continue; 14894 } 14895 14896 /* 14897 * Skip packages that are not external if we're unmounting 14898 * external storage. 14899 */ 14900 if (externalStorage && !isMounted && !isExternal(ps)) { 14901 continue; 14902 } 14903 14904 final AsecInstallArgs args = new AsecInstallArgs(cid, 14905 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14906 // The package status is changed only if the code path 14907 // matches between settings and the container id. 14908 if (ps.codePathString != null 14909 && ps.codePathString.startsWith(args.getCodePath())) { 14910 if (DEBUG_SD_INSTALL) { 14911 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14912 + " at code path: " + ps.codePathString); 14913 } 14914 14915 // We do have a valid package installed on sdcard 14916 processCids.put(args, ps.codePathString); 14917 final int uid = ps.appId; 14918 if (uid != -1) { 14919 uidArr = ArrayUtils.appendInt(uidArr, uid); 14920 } 14921 } else { 14922 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14923 + ps.codePathString); 14924 } 14925 } 14926 } 14927 14928 Arrays.sort(uidArr); 14929 } 14930 14931 // Process packages with valid entries. 14932 if (isMounted) { 14933 if (DEBUG_SD_INSTALL) 14934 Log.i(TAG, "Loading packages"); 14935 loadMediaPackages(processCids, uidArr); 14936 startCleaningPackages(); 14937 mInstallerService.onSecureContainersAvailable(); 14938 } else { 14939 if (DEBUG_SD_INSTALL) 14940 Log.i(TAG, "Unloading packages"); 14941 unloadMediaPackages(processCids, uidArr, reportStatus); 14942 } 14943 } 14944 14945 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14946 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14947 final int size = infos.size(); 14948 final String[] packageNames = new String[size]; 14949 final int[] packageUids = new int[size]; 14950 for (int i = 0; i < size; i++) { 14951 final ApplicationInfo info = infos.get(i); 14952 packageNames[i] = info.packageName; 14953 packageUids[i] = info.uid; 14954 } 14955 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14956 finishedReceiver); 14957 } 14958 14959 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14960 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14961 sendResourcesChangedBroadcast(mediaStatus, replacing, 14962 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14963 } 14964 14965 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14966 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14967 int size = pkgList.length; 14968 if (size > 0) { 14969 // Send broadcasts here 14970 Bundle extras = new Bundle(); 14971 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14972 if (uidArr != null) { 14973 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14974 } 14975 if (replacing) { 14976 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14977 } 14978 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14979 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14980 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14981 } 14982 } 14983 14984 /* 14985 * Look at potentially valid container ids from processCids If package 14986 * information doesn't match the one on record or package scanning fails, 14987 * the cid is added to list of removeCids. We currently don't delete stale 14988 * containers. 14989 */ 14990 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14991 ArrayList<String> pkgList = new ArrayList<String>(); 14992 Set<AsecInstallArgs> keys = processCids.keySet(); 14993 14994 for (AsecInstallArgs args : keys) { 14995 String codePath = processCids.get(args); 14996 if (DEBUG_SD_INSTALL) 14997 Log.i(TAG, "Loading container : " + args.cid); 14998 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14999 try { 15000 // Make sure there are no container errors first. 15001 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15002 Slog.e(TAG, "Failed to mount cid : " + args.cid 15003 + " when installing from sdcard"); 15004 continue; 15005 } 15006 // Check code path here. 15007 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15008 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15009 + " does not match one in settings " + codePath); 15010 continue; 15011 } 15012 // Parse package 15013 int parseFlags = mDefParseFlags; 15014 if (args.isExternalAsec()) { 15015 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15016 } 15017 if (args.isFwdLocked()) { 15018 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15019 } 15020 15021 synchronized (mInstallLock) { 15022 PackageParser.Package pkg = null; 15023 try { 15024 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15025 } catch (PackageManagerException e) { 15026 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15027 } 15028 // Scan the package 15029 if (pkg != null) { 15030 /* 15031 * TODO why is the lock being held? doPostInstall is 15032 * called in other places without the lock. This needs 15033 * to be straightened out. 15034 */ 15035 // writer 15036 synchronized (mPackages) { 15037 retCode = PackageManager.INSTALL_SUCCEEDED; 15038 pkgList.add(pkg.packageName); 15039 // Post process args 15040 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15041 pkg.applicationInfo.uid); 15042 } 15043 } else { 15044 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15045 } 15046 } 15047 15048 } finally { 15049 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15050 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15051 } 15052 } 15053 } 15054 // writer 15055 synchronized (mPackages) { 15056 // If the platform SDK has changed since the last time we booted, 15057 // we need to re-grant app permission to catch any new ones that 15058 // appear. This is really a hack, and means that apps can in some 15059 // cases get permissions that the user didn't initially explicitly 15060 // allow... it would be nice to have some better way to handle 15061 // this situation. 15062 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15063 if (regrantPermissions) 15064 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15065 + mSdkVersion + "; regranting permissions for external storage"); 15066 mSettings.mExternalSdkPlatform = mSdkVersion; 15067 15068 // Make sure group IDs have been assigned, and any permission 15069 // changes in other apps are accounted for 15070 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15071 | (regrantPermissions 15072 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15073 : 0)); 15074 15075 mSettings.updateExternalDatabaseVersion(); 15076 15077 // can downgrade to reader 15078 // Persist settings 15079 mSettings.writeLPr(); 15080 } 15081 // Send a broadcast to let everyone know we are done processing 15082 if (pkgList.size() > 0) { 15083 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15084 } 15085 } 15086 15087 /* 15088 * Utility method to unload a list of specified containers 15089 */ 15090 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15091 // Just unmount all valid containers. 15092 for (AsecInstallArgs arg : cidArgs) { 15093 synchronized (mInstallLock) { 15094 arg.doPostDeleteLI(false); 15095 } 15096 } 15097 } 15098 15099 /* 15100 * Unload packages mounted on external media. This involves deleting package 15101 * data from internal structures, sending broadcasts about diabled packages, 15102 * gc'ing to free up references, unmounting all secure containers 15103 * corresponding to packages on external media, and posting a 15104 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15105 * that we always have to post this message if status has been requested no 15106 * matter what. 15107 */ 15108 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15109 final boolean reportStatus) { 15110 if (DEBUG_SD_INSTALL) 15111 Log.i(TAG, "unloading media packages"); 15112 ArrayList<String> pkgList = new ArrayList<String>(); 15113 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15114 final Set<AsecInstallArgs> keys = processCids.keySet(); 15115 for (AsecInstallArgs args : keys) { 15116 String pkgName = args.getPackageName(); 15117 if (DEBUG_SD_INSTALL) 15118 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15119 // Delete package internally 15120 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15121 synchronized (mInstallLock) { 15122 boolean res = deletePackageLI(pkgName, null, false, null, null, 15123 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15124 if (res) { 15125 pkgList.add(pkgName); 15126 } else { 15127 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15128 failedList.add(args); 15129 } 15130 } 15131 } 15132 15133 // reader 15134 synchronized (mPackages) { 15135 // We didn't update the settings after removing each package; 15136 // write them now for all packages. 15137 mSettings.writeLPr(); 15138 } 15139 15140 // We have to absolutely send UPDATED_MEDIA_STATUS only 15141 // after confirming that all the receivers processed the ordered 15142 // broadcast when packages get disabled, force a gc to clean things up. 15143 // and unload all the containers. 15144 if (pkgList.size() > 0) { 15145 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15146 new IIntentReceiver.Stub() { 15147 public void performReceive(Intent intent, int resultCode, String data, 15148 Bundle extras, boolean ordered, boolean sticky, 15149 int sendingUser) throws RemoteException { 15150 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15151 reportStatus ? 1 : 0, 1, keys); 15152 mHandler.sendMessage(msg); 15153 } 15154 }); 15155 } else { 15156 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15157 keys); 15158 mHandler.sendMessage(msg); 15159 } 15160 } 15161 15162 private void loadPrivatePackages(VolumeInfo vol) { 15163 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15164 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15165 synchronized (mInstallLock) { 15166 synchronized (mPackages) { 15167 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15168 for (PackageSetting ps : packages) { 15169 final PackageParser.Package pkg; 15170 try { 15171 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15172 loaded.add(pkg.applicationInfo); 15173 } catch (PackageManagerException e) { 15174 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15175 } 15176 } 15177 15178 // TODO: regrant any permissions that changed based since original install 15179 15180 mSettings.writeLPr(); 15181 } 15182 } 15183 15184 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15185 sendResourcesChangedBroadcast(true, false, loaded, null); 15186 } 15187 15188 private void unloadPrivatePackages(VolumeInfo vol) { 15189 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15190 synchronized (mInstallLock) { 15191 synchronized (mPackages) { 15192 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15193 for (PackageSetting ps : packages) { 15194 if (ps.pkg == null) continue; 15195 15196 final ApplicationInfo info = ps.pkg.applicationInfo; 15197 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15198 if (deletePackageLI(ps.name, null, false, null, null, 15199 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15200 unloaded.add(info); 15201 } else { 15202 Slog.w(TAG, "Failed to unload " + ps.codePath); 15203 } 15204 } 15205 15206 mSettings.writeLPr(); 15207 } 15208 } 15209 15210 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15211 sendResourcesChangedBroadcast(false, false, unloaded, null); 15212 } 15213 15214 private void unfreezePackage(String packageName) { 15215 synchronized (mPackages) { 15216 final PackageSetting ps = mSettings.mPackages.get(packageName); 15217 if (ps != null) { 15218 ps.frozen = false; 15219 } 15220 } 15221 } 15222 15223 @Override 15224 public int movePackage(final String packageName, final String volumeUuid) { 15225 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15226 15227 final int moveId = mNextMoveId.getAndIncrement(); 15228 try { 15229 movePackageInternal(packageName, volumeUuid, moveId); 15230 } catch (PackageManagerException e) { 15231 Slog.w(TAG, "Failed to move " + packageName, e); 15232 mMoveCallbacks.notifyStatusChanged(moveId, 15233 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15234 } 15235 return moveId; 15236 } 15237 15238 private void movePackageInternal(final String packageName, final String volumeUuid, 15239 final int moveId) throws PackageManagerException { 15240 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15241 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15242 final PackageManager pm = mContext.getPackageManager(); 15243 15244 final boolean currentAsec; 15245 final String currentVolumeUuid; 15246 final File codeFile; 15247 final String installerPackageName; 15248 final String packageAbiOverride; 15249 final int appId; 15250 final String seinfo; 15251 final String label; 15252 15253 // reader 15254 synchronized (mPackages) { 15255 final PackageParser.Package pkg = mPackages.get(packageName); 15256 final PackageSetting ps = mSettings.mPackages.get(packageName); 15257 if (pkg == null || ps == null) { 15258 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15259 } 15260 15261 if (pkg.applicationInfo.isSystemApp()) { 15262 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15263 "Cannot move system application"); 15264 } 15265 15266 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15267 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15268 "Package already moved to " + volumeUuid); 15269 } 15270 15271 final File probe = new File(pkg.codePath); 15272 final File probeOat = new File(probe, "oat"); 15273 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15274 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15275 "Move only supported for modern cluster style installs"); 15276 } 15277 15278 if (ps.frozen) { 15279 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15280 "Failed to move already frozen package"); 15281 } 15282 ps.frozen = true; 15283 15284 currentAsec = pkg.applicationInfo.isForwardLocked() 15285 || pkg.applicationInfo.isExternalAsec(); 15286 currentVolumeUuid = ps.volumeUuid; 15287 codeFile = new File(pkg.codePath); 15288 installerPackageName = ps.installerPackageName; 15289 packageAbiOverride = ps.cpuAbiOverrideString; 15290 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15291 seinfo = pkg.applicationInfo.seinfo; 15292 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15293 } 15294 15295 // Now that we're guarded by frozen state, kill app during move 15296 killApplication(packageName, appId, "move pkg"); 15297 15298 final Bundle extras = new Bundle(); 15299 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15300 extras.putString(Intent.EXTRA_TITLE, label); 15301 mMoveCallbacks.notifyCreated(moveId, extras); 15302 15303 int installFlags; 15304 final boolean moveCompleteApp; 15305 final File measurePath; 15306 15307 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15308 installFlags = INSTALL_INTERNAL; 15309 moveCompleteApp = !currentAsec; 15310 measurePath = Environment.getDataAppDirectory(volumeUuid); 15311 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15312 installFlags = INSTALL_EXTERNAL; 15313 moveCompleteApp = false; 15314 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15315 } else { 15316 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15317 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15318 || !volume.isMountedWritable()) { 15319 unfreezePackage(packageName); 15320 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15321 "Move location not mounted private volume"); 15322 } 15323 15324 Preconditions.checkState(!currentAsec); 15325 15326 installFlags = INSTALL_INTERNAL; 15327 moveCompleteApp = true; 15328 measurePath = Environment.getDataAppDirectory(volumeUuid); 15329 } 15330 15331 final PackageStats stats = new PackageStats(null, -1); 15332 synchronized (mInstaller) { 15333 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15334 unfreezePackage(packageName); 15335 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15336 "Failed to measure package size"); 15337 } 15338 } 15339 15340 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15341 + stats.dataSize); 15342 15343 final long startFreeBytes = measurePath.getFreeSpace(); 15344 final long sizeBytes; 15345 if (moveCompleteApp) { 15346 sizeBytes = stats.codeSize + stats.dataSize; 15347 } else { 15348 sizeBytes = stats.codeSize; 15349 } 15350 15351 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15352 unfreezePackage(packageName); 15353 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15354 "Not enough free space to move"); 15355 } 15356 15357 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15358 15359 final CountDownLatch installedLatch = new CountDownLatch(1); 15360 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15361 @Override 15362 public void onUserActionRequired(Intent intent) throws RemoteException { 15363 throw new IllegalStateException(); 15364 } 15365 15366 @Override 15367 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15368 Bundle extras) throws RemoteException { 15369 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15370 + PackageManager.installStatusToString(returnCode, msg)); 15371 15372 installedLatch.countDown(); 15373 15374 // Regardless of success or failure of the move operation, 15375 // always unfreeze the package 15376 unfreezePackage(packageName); 15377 15378 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15379 switch (status) { 15380 case PackageInstaller.STATUS_SUCCESS: 15381 mMoveCallbacks.notifyStatusChanged(moveId, 15382 PackageManager.MOVE_SUCCEEDED); 15383 break; 15384 case PackageInstaller.STATUS_FAILURE_STORAGE: 15385 mMoveCallbacks.notifyStatusChanged(moveId, 15386 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15387 break; 15388 default: 15389 mMoveCallbacks.notifyStatusChanged(moveId, 15390 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15391 break; 15392 } 15393 } 15394 }; 15395 15396 final MoveInfo move; 15397 if (moveCompleteApp) { 15398 // Kick off a thread to report progress estimates 15399 new Thread() { 15400 @Override 15401 public void run() { 15402 while (true) { 15403 try { 15404 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15405 break; 15406 } 15407 } catch (InterruptedException ignored) { 15408 } 15409 15410 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15411 final int progress = 10 + (int) MathUtils.constrain( 15412 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15413 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15414 } 15415 } 15416 }.start(); 15417 15418 final String dataAppName = codeFile.getName(); 15419 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15420 dataAppName, appId, seinfo); 15421 } else { 15422 move = null; 15423 } 15424 15425 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15426 15427 final Message msg = mHandler.obtainMessage(INIT_COPY); 15428 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15429 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15430 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15431 mHandler.sendMessage(msg); 15432 } 15433 15434 @Override 15435 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15436 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15437 15438 final int realMoveId = mNextMoveId.getAndIncrement(); 15439 final Bundle extras = new Bundle(); 15440 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15441 mMoveCallbacks.notifyCreated(realMoveId, extras); 15442 15443 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15444 @Override 15445 public void onCreated(int moveId, Bundle extras) { 15446 // Ignored 15447 } 15448 15449 @Override 15450 public void onStatusChanged(int moveId, int status, long estMillis) { 15451 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15452 } 15453 }; 15454 15455 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15456 storage.setPrimaryStorageUuid(volumeUuid, callback); 15457 return realMoveId; 15458 } 15459 15460 @Override 15461 public int getMoveStatus(int moveId) { 15462 mContext.enforceCallingOrSelfPermission( 15463 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15464 return mMoveCallbacks.mLastStatus.get(moveId); 15465 } 15466 15467 @Override 15468 public void registerMoveCallback(IPackageMoveObserver callback) { 15469 mContext.enforceCallingOrSelfPermission( 15470 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15471 mMoveCallbacks.register(callback); 15472 } 15473 15474 @Override 15475 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15476 mContext.enforceCallingOrSelfPermission( 15477 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15478 mMoveCallbacks.unregister(callback); 15479 } 15480 15481 @Override 15482 public boolean setInstallLocation(int loc) { 15483 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15484 null); 15485 if (getInstallLocation() == loc) { 15486 return true; 15487 } 15488 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15489 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15490 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15491 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15492 return true; 15493 } 15494 return false; 15495 } 15496 15497 @Override 15498 public int getInstallLocation() { 15499 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15500 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15501 PackageHelper.APP_INSTALL_AUTO); 15502 } 15503 15504 /** Called by UserManagerService */ 15505 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15506 mDirtyUsers.remove(userHandle); 15507 mSettings.removeUserLPw(userHandle); 15508 mPendingBroadcasts.remove(userHandle); 15509 if (mInstaller != null) { 15510 // Technically, we shouldn't be doing this with the package lock 15511 // held. However, this is very rare, and there is already so much 15512 // other disk I/O going on, that we'll let it slide for now. 15513 final StorageManager storage = StorageManager.from(mContext); 15514 final List<VolumeInfo> vols = storage.getVolumes(); 15515 for (VolumeInfo vol : vols) { 15516 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15517 final String volumeUuid = vol.getFsUuid(); 15518 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15519 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15520 } 15521 } 15522 } 15523 mUserNeedsBadging.delete(userHandle); 15524 removeUnusedPackagesLILPw(userManager, userHandle); 15525 } 15526 15527 /** 15528 * We're removing userHandle and would like to remove any downloaded packages 15529 * that are no longer in use by any other user. 15530 * @param userHandle the user being removed 15531 */ 15532 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15533 final boolean DEBUG_CLEAN_APKS = false; 15534 int [] users = userManager.getUserIdsLPr(); 15535 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15536 while (psit.hasNext()) { 15537 PackageSetting ps = psit.next(); 15538 if (ps.pkg == null) { 15539 continue; 15540 } 15541 final String packageName = ps.pkg.packageName; 15542 // Skip over if system app 15543 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15544 continue; 15545 } 15546 if (DEBUG_CLEAN_APKS) { 15547 Slog.i(TAG, "Checking package " + packageName); 15548 } 15549 boolean keep = false; 15550 for (int i = 0; i < users.length; i++) { 15551 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15552 keep = true; 15553 if (DEBUG_CLEAN_APKS) { 15554 Slog.i(TAG, " Keeping package " + packageName + " for user " 15555 + users[i]); 15556 } 15557 break; 15558 } 15559 } 15560 if (!keep) { 15561 if (DEBUG_CLEAN_APKS) { 15562 Slog.i(TAG, " Removing package " + packageName); 15563 } 15564 mHandler.post(new Runnable() { 15565 public void run() { 15566 deletePackageX(packageName, userHandle, 0); 15567 } //end run 15568 }); 15569 } 15570 } 15571 } 15572 15573 /** Called by UserManagerService */ 15574 void createNewUserLILPw(int userHandle, File path) { 15575 if (mInstaller != null) { 15576 mInstaller.createUserConfig(userHandle); 15577 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15578 applyFactoryDefaultBrowserLPw(userHandle); 15579 } 15580 } 15581 15582 void newUserCreatedLILPw(final int userHandle) { 15583 // We cannot grant the default permissions with a lock held as 15584 // we query providers from other components for default handlers 15585 // such as enabled IMEs, etc. 15586 mHandler.post(new Runnable() { 15587 @Override 15588 public void run() { 15589 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15590 } 15591 }); 15592 } 15593 15594 @Override 15595 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15596 mContext.enforceCallingOrSelfPermission( 15597 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15598 "Only package verification agents can read the verifier device identity"); 15599 15600 synchronized (mPackages) { 15601 return mSettings.getVerifierDeviceIdentityLPw(); 15602 } 15603 } 15604 15605 @Override 15606 public void setPermissionEnforced(String permission, boolean enforced) { 15607 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15608 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15609 synchronized (mPackages) { 15610 if (mSettings.mReadExternalStorageEnforced == null 15611 || mSettings.mReadExternalStorageEnforced != enforced) { 15612 mSettings.mReadExternalStorageEnforced = enforced; 15613 mSettings.writeLPr(); 15614 } 15615 } 15616 // kill any non-foreground processes so we restart them and 15617 // grant/revoke the GID. 15618 final IActivityManager am = ActivityManagerNative.getDefault(); 15619 if (am != null) { 15620 final long token = Binder.clearCallingIdentity(); 15621 try { 15622 am.killProcessesBelowForeground("setPermissionEnforcement"); 15623 } catch (RemoteException e) { 15624 } finally { 15625 Binder.restoreCallingIdentity(token); 15626 } 15627 } 15628 } else { 15629 throw new IllegalArgumentException("No selective enforcement for " + permission); 15630 } 15631 } 15632 15633 @Override 15634 @Deprecated 15635 public boolean isPermissionEnforced(String permission) { 15636 return true; 15637 } 15638 15639 @Override 15640 public boolean isStorageLow() { 15641 final long token = Binder.clearCallingIdentity(); 15642 try { 15643 final DeviceStorageMonitorInternal 15644 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15645 if (dsm != null) { 15646 return dsm.isMemoryLow(); 15647 } else { 15648 return false; 15649 } 15650 } finally { 15651 Binder.restoreCallingIdentity(token); 15652 } 15653 } 15654 15655 @Override 15656 public IPackageInstaller getPackageInstaller() { 15657 return mInstallerService; 15658 } 15659 15660 private boolean userNeedsBadging(int userId) { 15661 int index = mUserNeedsBadging.indexOfKey(userId); 15662 if (index < 0) { 15663 final UserInfo userInfo; 15664 final long token = Binder.clearCallingIdentity(); 15665 try { 15666 userInfo = sUserManager.getUserInfo(userId); 15667 } finally { 15668 Binder.restoreCallingIdentity(token); 15669 } 15670 final boolean b; 15671 if (userInfo != null && userInfo.isManagedProfile()) { 15672 b = true; 15673 } else { 15674 b = false; 15675 } 15676 mUserNeedsBadging.put(userId, b); 15677 return b; 15678 } 15679 return mUserNeedsBadging.valueAt(index); 15680 } 15681 15682 @Override 15683 public KeySet getKeySetByAlias(String packageName, String alias) { 15684 if (packageName == null || alias == null) { 15685 return null; 15686 } 15687 synchronized(mPackages) { 15688 final PackageParser.Package pkg = mPackages.get(packageName); 15689 if (pkg == null) { 15690 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15691 throw new IllegalArgumentException("Unknown package: " + packageName); 15692 } 15693 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15694 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15695 } 15696 } 15697 15698 @Override 15699 public KeySet getSigningKeySet(String packageName) { 15700 if (packageName == null) { 15701 return null; 15702 } 15703 synchronized(mPackages) { 15704 final PackageParser.Package pkg = mPackages.get(packageName); 15705 if (pkg == null) { 15706 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15707 throw new IllegalArgumentException("Unknown package: " + packageName); 15708 } 15709 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15710 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15711 throw new SecurityException("May not access signing KeySet of other apps."); 15712 } 15713 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15714 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15715 } 15716 } 15717 15718 @Override 15719 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15720 if (packageName == null || ks == null) { 15721 return false; 15722 } 15723 synchronized(mPackages) { 15724 final PackageParser.Package pkg = mPackages.get(packageName); 15725 if (pkg == null) { 15726 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15727 throw new IllegalArgumentException("Unknown package: " + packageName); 15728 } 15729 IBinder ksh = ks.getToken(); 15730 if (ksh instanceof KeySetHandle) { 15731 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15732 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15733 } 15734 return false; 15735 } 15736 } 15737 15738 @Override 15739 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15740 if (packageName == null || ks == null) { 15741 return false; 15742 } 15743 synchronized(mPackages) { 15744 final PackageParser.Package pkg = mPackages.get(packageName); 15745 if (pkg == null) { 15746 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15747 throw new IllegalArgumentException("Unknown package: " + packageName); 15748 } 15749 IBinder ksh = ks.getToken(); 15750 if (ksh instanceof KeySetHandle) { 15751 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15752 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15753 } 15754 return false; 15755 } 15756 } 15757 15758 public void getUsageStatsIfNoPackageUsageInfo() { 15759 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15760 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15761 if (usm == null) { 15762 throw new IllegalStateException("UsageStatsManager must be initialized"); 15763 } 15764 long now = System.currentTimeMillis(); 15765 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15766 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15767 String packageName = entry.getKey(); 15768 PackageParser.Package pkg = mPackages.get(packageName); 15769 if (pkg == null) { 15770 continue; 15771 } 15772 UsageStats usage = entry.getValue(); 15773 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15774 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15775 } 15776 } 15777 } 15778 15779 /** 15780 * Check and throw if the given before/after packages would be considered a 15781 * downgrade. 15782 */ 15783 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15784 throws PackageManagerException { 15785 if (after.versionCode < before.mVersionCode) { 15786 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15787 "Update version code " + after.versionCode + " is older than current " 15788 + before.mVersionCode); 15789 } else if (after.versionCode == before.mVersionCode) { 15790 if (after.baseRevisionCode < before.baseRevisionCode) { 15791 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15792 "Update base revision code " + after.baseRevisionCode 15793 + " is older than current " + before.baseRevisionCode); 15794 } 15795 15796 if (!ArrayUtils.isEmpty(after.splitNames)) { 15797 for (int i = 0; i < after.splitNames.length; i++) { 15798 final String splitName = after.splitNames[i]; 15799 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15800 if (j != -1) { 15801 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15802 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15803 "Update split " + splitName + " revision code " 15804 + after.splitRevisionCodes[i] + " is older than current " 15805 + before.splitRevisionCodes[j]); 15806 } 15807 } 15808 } 15809 } 15810 } 15811 } 15812 15813 private static class MoveCallbacks extends Handler { 15814 private static final int MSG_CREATED = 1; 15815 private static final int MSG_STATUS_CHANGED = 2; 15816 15817 private final RemoteCallbackList<IPackageMoveObserver> 15818 mCallbacks = new RemoteCallbackList<>(); 15819 15820 private final SparseIntArray mLastStatus = new SparseIntArray(); 15821 15822 public MoveCallbacks(Looper looper) { 15823 super(looper); 15824 } 15825 15826 public void register(IPackageMoveObserver callback) { 15827 mCallbacks.register(callback); 15828 } 15829 15830 public void unregister(IPackageMoveObserver callback) { 15831 mCallbacks.unregister(callback); 15832 } 15833 15834 @Override 15835 public void handleMessage(Message msg) { 15836 final SomeArgs args = (SomeArgs) msg.obj; 15837 final int n = mCallbacks.beginBroadcast(); 15838 for (int i = 0; i < n; i++) { 15839 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15840 try { 15841 invokeCallback(callback, msg.what, args); 15842 } catch (RemoteException ignored) { 15843 } 15844 } 15845 mCallbacks.finishBroadcast(); 15846 args.recycle(); 15847 } 15848 15849 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15850 throws RemoteException { 15851 switch (what) { 15852 case MSG_CREATED: { 15853 callback.onCreated(args.argi1, (Bundle) args.arg2); 15854 break; 15855 } 15856 case MSG_STATUS_CHANGED: { 15857 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15858 break; 15859 } 15860 } 15861 } 15862 15863 private void notifyCreated(int moveId, Bundle extras) { 15864 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15865 15866 final SomeArgs args = SomeArgs.obtain(); 15867 args.argi1 = moveId; 15868 args.arg2 = extras; 15869 obtainMessage(MSG_CREATED, args).sendToTarget(); 15870 } 15871 15872 private void notifyStatusChanged(int moveId, int status) { 15873 notifyStatusChanged(moveId, status, -1); 15874 } 15875 15876 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15877 Slog.v(TAG, "Move " + moveId + " status " + status); 15878 15879 final SomeArgs args = SomeArgs.obtain(); 15880 args.argi1 = moveId; 15881 args.argi2 = status; 15882 args.arg3 = estMillis; 15883 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15884 15885 synchronized (mLastStatus) { 15886 mLastStatus.put(moveId, status); 15887 } 15888 } 15889 } 15890 15891 private final class OnPermissionChangeListeners extends Handler { 15892 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15893 15894 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15895 new RemoteCallbackList<>(); 15896 15897 public OnPermissionChangeListeners(Looper looper) { 15898 super(looper); 15899 } 15900 15901 @Override 15902 public void handleMessage(Message msg) { 15903 switch (msg.what) { 15904 case MSG_ON_PERMISSIONS_CHANGED: { 15905 final int uid = msg.arg1; 15906 handleOnPermissionsChanged(uid); 15907 } break; 15908 } 15909 } 15910 15911 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15912 mPermissionListeners.register(listener); 15913 15914 } 15915 15916 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15917 mPermissionListeners.unregister(listener); 15918 } 15919 15920 public void onPermissionsChanged(int uid) { 15921 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15922 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15923 } 15924 } 15925 15926 private void handleOnPermissionsChanged(int uid) { 15927 final int count = mPermissionListeners.beginBroadcast(); 15928 try { 15929 for (int i = 0; i < count; i++) { 15930 IOnPermissionsChangeListener callback = mPermissionListeners 15931 .getBroadcastItem(i); 15932 try { 15933 callback.onPermissionsChanged(uid); 15934 } catch (RemoteException e) { 15935 Log.e(TAG, "Permission listener is dead", e); 15936 } 15937 } 15938 } finally { 15939 mPermissionListeners.finishBroadcast(); 15940 } 15941 } 15942 } 15943 15944 private class PackageManagerInternalImpl extends PackageManagerInternal { 15945 @Override 15946 public void setLocationPackagesProvider(PackagesProvider provider) { 15947 synchronized (mPackages) { 15948 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 15949 } 15950 } 15951 15952 @Override 15953 public void setImePackagesProvider(PackagesProvider provider) { 15954 synchronized (mPackages) { 15955 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 15956 } 15957 } 15958 15959 @Override 15960 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 15961 synchronized (mPackages) { 15962 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 15963 } 15964 } 15965 15966 @Override 15967 public void setSmsAppPackagesProvider(PackagesProvider provider) { 15968 synchronized (mPackages) { 15969 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 15970 } 15971 } 15972 15973 @Override 15974 public void setDialerAppPackagesProvider(PackagesProvider provider) { 15975 synchronized (mPackages) { 15976 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 15977 } 15978 } 15979 15980 @Override 15981 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 15982 synchronized (mPackages) { 15983 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 15984 packageName, userId); 15985 } 15986 } 15987 15988 @Override 15989 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 15990 synchronized (mPackages) { 15991 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 15992 packageName, userId); 15993 } 15994 } 15995 } 15996 15997 @Override 15998 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 15999 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16000 synchronized (mPackages) { 16001 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16002 packageNames, userId); 16003 } 16004 } 16005 16006 private static void enforceSystemOrPhoneCaller(String tag) { 16007 int callingUid = Binder.getCallingUid(); 16008 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16009 throw new SecurityException( 16010 "Cannot call " + tag + " from UID " + callingUid); 16011 } 16012 } 16013} 16014