PackageManagerService.java revision f0029c1ddb2875583e62c6a3f96d288e21f2efe2
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.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 45import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 46import static android.content.pm.PackageManager.INSTALL_INTERNAL; 47import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 48import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 49import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 52import static android.content.pm.PackageManager.MATCH_ALL; 53import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 54import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 55import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 56import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 57import static android.content.pm.PackageParser.isApkFile; 58import static android.os.Process.PACKAGE_INFO_GID; 59import static android.os.Process.SYSTEM_UID; 60import static android.system.OsConstants.O_CREAT; 61import static android.system.OsConstants.O_RDWR; 62import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 63import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 64import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 65import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 66import static com.android.internal.util.ArrayUtils.appendInt; 67import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 68import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 69import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 70import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 71import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 72 73import android.Manifest; 74import android.app.ActivityManager; 75import android.app.ActivityManagerNative; 76import android.app.AppGlobals; 77import android.app.IActivityManager; 78import android.app.admin.IDevicePolicyManager; 79import android.app.backup.IBackupManager; 80import android.app.usage.UsageStats; 81import android.app.usage.UsageStatsManager; 82import android.content.BroadcastReceiver; 83import android.content.ComponentName; 84import android.content.Context; 85import android.content.IIntentReceiver; 86import android.content.Intent; 87import android.content.IntentFilter; 88import android.content.IntentSender; 89import android.content.IntentSender.SendIntentException; 90import android.content.ServiceConnection; 91import android.content.pm.ActivityInfo; 92import android.content.pm.ApplicationInfo; 93import android.content.pm.FeatureInfo; 94import android.content.pm.IOnPermissionsChangeListener; 95import android.content.pm.IPackageDataObserver; 96import android.content.pm.IPackageDeleteObserver; 97import android.content.pm.IPackageDeleteObserver2; 98import android.content.pm.IPackageInstallObserver2; 99import android.content.pm.IPackageInstaller; 100import android.content.pm.IPackageManager; 101import android.content.pm.IPackageMoveObserver; 102import android.content.pm.IPackageStatsObserver; 103import android.content.pm.InstrumentationInfo; 104import android.content.pm.IntentFilterVerificationInfo; 105import android.content.pm.KeySet; 106import android.content.pm.ManifestDigest; 107import android.content.pm.PackageCleanItem; 108import android.content.pm.PackageInfo; 109import android.content.pm.PackageInfoLite; 110import android.content.pm.PackageInstaller; 111import android.content.pm.PackageManager; 112import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 113import android.content.pm.PackageManagerInternal; 114import android.content.pm.PackageParser; 115import android.content.pm.PackageParser.ActivityIntentInfo; 116import android.content.pm.PackageParser.PackageLite; 117import android.content.pm.PackageParser.PackageParserException; 118import android.content.pm.PackageStats; 119import android.content.pm.PackageUserState; 120import android.content.pm.ParceledListSlice; 121import android.content.pm.PermissionGroupInfo; 122import android.content.pm.PermissionInfo; 123import android.content.pm.ProviderInfo; 124import android.content.pm.ResolveInfo; 125import android.content.pm.ServiceInfo; 126import android.content.pm.Signature; 127import android.content.pm.UserInfo; 128import android.content.pm.VerificationParams; 129import android.content.pm.VerifierDeviceIdentity; 130import android.content.pm.VerifierInfo; 131import android.content.res.Resources; 132import android.hardware.display.DisplayManager; 133import android.net.Uri; 134import android.os.Binder; 135import android.os.Build; 136import android.os.Bundle; 137import android.os.Debug; 138import android.os.Environment; 139import android.os.Environment.UserEnvironment; 140import android.os.FileUtils; 141import android.os.Handler; 142import android.os.IBinder; 143import android.os.Looper; 144import android.os.Message; 145import android.os.Parcel; 146import android.os.ParcelFileDescriptor; 147import android.os.Process; 148import android.os.RemoteCallbackList; 149import android.os.RemoteException; 150import android.os.SELinux; 151import android.os.ServiceManager; 152import android.os.SystemClock; 153import android.os.SystemProperties; 154import android.os.UserHandle; 155import android.os.UserManager; 156import android.os.storage.IMountService; 157import android.os.storage.StorageEventListener; 158import android.os.storage.StorageManager; 159import android.os.storage.VolumeInfo; 160import android.os.storage.VolumeRecord; 161import android.security.KeyStore; 162import android.security.SystemKeyStore; 163import android.system.ErrnoException; 164import android.system.Os; 165import android.system.StructStat; 166import android.text.TextUtils; 167import android.text.format.DateUtils; 168import android.util.ArrayMap; 169import android.util.ArraySet; 170import android.util.AtomicFile; 171import android.util.DisplayMetrics; 172import android.util.EventLog; 173import android.util.ExceptionUtils; 174import android.util.Log; 175import android.util.LogPrinter; 176import android.util.MathUtils; 177import android.util.PrintStreamPrinter; 178import android.util.Slog; 179import android.util.SparseArray; 180import android.util.SparseBooleanArray; 181import android.util.SparseIntArray; 182import android.util.Xml; 183import android.view.Display; 184 185import dalvik.system.DexFile; 186import dalvik.system.VMRuntime; 187 188import libcore.io.IoUtils; 189import libcore.util.EmptyArray; 190 191import com.android.internal.R; 192import com.android.internal.app.IMediaContainerService; 193import com.android.internal.app.ResolverActivity; 194import com.android.internal.content.NativeLibraryHelper; 195import com.android.internal.content.PackageHelper; 196import com.android.internal.os.IParcelFileDescriptorFactory; 197import com.android.internal.os.SomeArgs; 198import com.android.internal.util.ArrayUtils; 199import com.android.internal.util.FastPrintWriter; 200import com.android.internal.util.FastXmlSerializer; 201import com.android.internal.util.IndentingPrintWriter; 202import com.android.internal.util.Preconditions; 203import com.android.server.EventLogTags; 204import com.android.server.FgThread; 205import com.android.server.IntentResolver; 206import com.android.server.LocalServices; 207import com.android.server.ServiceThread; 208import com.android.server.SystemConfig; 209import com.android.server.Watchdog; 210import com.android.server.pm.Settings.DatabaseVersion; 211import com.android.server.pm.PermissionsState.PermissionState; 212import com.android.server.storage.DeviceStorageMonitorInternal; 213 214import org.xmlpull.v1.XmlPullParser; 215import org.xmlpull.v1.XmlPullParserException; 216import org.xmlpull.v1.XmlSerializer; 217 218import java.io.BufferedInputStream; 219import java.io.BufferedOutputStream; 220import java.io.BufferedReader; 221import java.io.ByteArrayInputStream; 222import java.io.ByteArrayOutputStream; 223import java.io.File; 224import java.io.FileDescriptor; 225import java.io.FileNotFoundException; 226import java.io.FileOutputStream; 227import java.io.FileReader; 228import java.io.FilenameFilter; 229import java.io.IOException; 230import java.io.InputStream; 231import java.io.PrintWriter; 232import java.nio.charset.StandardCharsets; 233import java.security.NoSuchAlgorithmException; 234import java.security.PublicKey; 235import java.security.cert.CertificateEncodingException; 236import java.security.cert.CertificateException; 237import java.text.SimpleDateFormat; 238import java.util.ArrayList; 239import java.util.Arrays; 240import java.util.Collection; 241import java.util.Collections; 242import java.util.Comparator; 243import java.util.Date; 244import java.util.Iterator; 245import java.util.List; 246import java.util.Map; 247import java.util.Objects; 248import java.util.Set; 249import java.util.concurrent.CountDownLatch; 250import java.util.concurrent.TimeUnit; 251import java.util.concurrent.atomic.AtomicBoolean; 252import java.util.concurrent.atomic.AtomicInteger; 253import java.util.concurrent.atomic.AtomicLong; 254 255/** 256 * Keep track of all those .apks everywhere. 257 * 258 * This is very central to the platform's security; please run the unit 259 * tests whenever making modifications here: 260 * 261mmm frameworks/base/tests/AndroidTests 262adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 263adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 264 * 265 * {@hide} 266 */ 267public class PackageManagerService extends IPackageManager.Stub { 268 static final String TAG = "PackageManager"; 269 static final boolean DEBUG_SETTINGS = false; 270 static final boolean DEBUG_PREFERRED = false; 271 static final boolean DEBUG_UPGRADE = false; 272 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 273 private static final boolean DEBUG_BACKUP = true; 274 private static final boolean DEBUG_INSTALL = false; 275 private static final boolean DEBUG_REMOVE = false; 276 private static final boolean DEBUG_BROADCASTS = false; 277 private static final boolean DEBUG_SHOW_INFO = false; 278 private static final boolean DEBUG_PACKAGE_INFO = false; 279 private static final boolean DEBUG_INTENT_MATCHING = false; 280 private static final boolean DEBUG_PACKAGE_SCANNING = false; 281 private static final boolean DEBUG_VERIFY = false; 282 private static final boolean DEBUG_DEXOPT = false; 283 private static final boolean DEBUG_ABI_SELECTION = false; 284 285 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 286 287 private static final int RADIO_UID = Process.PHONE_UID; 288 private static final int LOG_UID = Process.LOG_UID; 289 private static final int NFC_UID = Process.NFC_UID; 290 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 291 private static final int SHELL_UID = Process.SHELL_UID; 292 293 // Cap the size of permission trees that 3rd party apps can define 294 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 295 296 // Suffix used during package installation when copying/moving 297 // package apks to install directory. 298 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 299 300 static final int SCAN_NO_DEX = 1<<1; 301 static final int SCAN_FORCE_DEX = 1<<2; 302 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 303 static final int SCAN_NEW_INSTALL = 1<<4; 304 static final int SCAN_NO_PATHS = 1<<5; 305 static final int SCAN_UPDATE_TIME = 1<<6; 306 static final int SCAN_DEFER_DEX = 1<<7; 307 static final int SCAN_BOOTING = 1<<8; 308 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 309 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 310 static final int SCAN_REQUIRE_KNOWN = 1<<12; 311 static final int SCAN_MOVE = 1<<13; 312 313 static final int REMOVE_CHATTY = 1<<16; 314 315 private static final int[] EMPTY_INT_ARRAY = new int[0]; 316 317 /** 318 * Timeout (in milliseconds) after which the watchdog should declare that 319 * our handler thread is wedged. The usual default for such things is one 320 * minute but we sometimes do very lengthy I/O operations on this thread, 321 * such as installing multi-gigabyte applications, so ours needs to be longer. 322 */ 323 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 324 325 /** 326 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 327 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 328 * settings entry if available, otherwise we use the hardcoded default. If it's been 329 * more than this long since the last fstrim, we force one during the boot sequence. 330 * 331 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 332 * one gets run at the next available charging+idle time. This final mandatory 333 * no-fstrim check kicks in only of the other scheduling criteria is never met. 334 */ 335 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 336 337 /** 338 * Whether verification is enabled by default. 339 */ 340 private static final boolean DEFAULT_VERIFY_ENABLE = true; 341 342 /** 343 * The default maximum time to wait for the verification agent to return in 344 * milliseconds. 345 */ 346 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 347 348 /** 349 * The default response for package verification timeout. 350 * 351 * This can be either PackageManager.VERIFICATION_ALLOW or 352 * PackageManager.VERIFICATION_REJECT. 353 */ 354 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 355 356 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 357 358 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 359 DEFAULT_CONTAINER_PACKAGE, 360 "com.android.defcontainer.DefaultContainerService"); 361 362 private static final String KILL_APP_REASON_GIDS_CHANGED = 363 "permission grant or revoke changed gids"; 364 365 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 366 "permissions revoked"; 367 368 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 369 370 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 371 372 /** Permission grant: not grant the permission. */ 373 private static final int GRANT_DENIED = 1; 374 375 /** Permission grant: grant the permission as an install permission. */ 376 private static final int GRANT_INSTALL = 2; 377 378 /** Permission grant: grant the permission as an install permission for a legacy app. */ 379 private static final int GRANT_INSTALL_LEGACY = 3; 380 381 /** Permission grant: grant the permission as a runtime one. */ 382 private static final int GRANT_RUNTIME = 4; 383 384 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 385 private static final int GRANT_UPGRADE = 5; 386 387 final ServiceThread mHandlerThread; 388 389 final PackageHandler mHandler; 390 391 /** 392 * Messages for {@link #mHandler} that need to wait for system ready before 393 * being dispatched. 394 */ 395 private ArrayList<Message> mPostSystemReadyMessages; 396 397 final int mSdkVersion = Build.VERSION.SDK_INT; 398 399 final Context mContext; 400 final boolean mFactoryTest; 401 final boolean mOnlyCore; 402 final boolean mLazyDexOpt; 403 final long mDexOptLRUThresholdInMills; 404 final DisplayMetrics mMetrics; 405 final int mDefParseFlags; 406 final String[] mSeparateProcesses; 407 final boolean mIsUpgrade; 408 409 // This is where all application persistent data goes. 410 final File mAppDataDir; 411 412 // This is where all application persistent data goes for secondary users. 413 final File mUserAppDataDir; 414 415 /** The location for ASEC container files on internal storage. */ 416 final String mAsecInternalPath; 417 418 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 419 // LOCK HELD. Can be called with mInstallLock held. 420 final Installer mInstaller; 421 422 /** Directory where installed third-party apps stored */ 423 final File mAppInstallDir; 424 425 /** 426 * Directory to which applications installed internally have their 427 * 32 bit native libraries copied. 428 */ 429 private File mAppLib32InstallDir; 430 431 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 432 // apps. 433 final File mDrmAppPrivateInstallDir; 434 435 // ---------------------------------------------------------------- 436 437 // Lock for state used when installing and doing other long running 438 // operations. Methods that must be called with this lock held have 439 // the suffix "LI". 440 final Object mInstallLock = new Object(); 441 442 // ---------------------------------------------------------------- 443 444 // Keys are String (package name), values are Package. This also serves 445 // as the lock for the global state. Methods that must be called with 446 // this lock held have the prefix "LP". 447 final ArrayMap<String, PackageParser.Package> mPackages = 448 new ArrayMap<String, PackageParser.Package>(); 449 450 // Tracks available target package names -> overlay package paths. 451 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 452 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 453 454 final Settings mSettings; 455 boolean mRestoredSettings; 456 457 // System configuration read by SystemConfig. 458 final int[] mGlobalGids; 459 final SparseArray<ArraySet<String>> mSystemPermissions; 460 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 461 462 // If mac_permissions.xml was found for seinfo labeling. 463 boolean mFoundPolicyFile; 464 465 // If a recursive restorecon of /data/data/<pkg> is needed. 466 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 467 468 public static final class SharedLibraryEntry { 469 public final String path; 470 public final String apk; 471 472 SharedLibraryEntry(String _path, String _apk) { 473 path = _path; 474 apk = _apk; 475 } 476 } 477 478 // Currently known shared libraries. 479 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 480 new ArrayMap<String, SharedLibraryEntry>(); 481 482 // All available activities, for your resolving pleasure. 483 final ActivityIntentResolver mActivities = 484 new ActivityIntentResolver(); 485 486 // All available receivers, for your resolving pleasure. 487 final ActivityIntentResolver mReceivers = 488 new ActivityIntentResolver(); 489 490 // All available services, for your resolving pleasure. 491 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 492 493 // All available providers, for your resolving pleasure. 494 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 495 496 // Mapping from provider base names (first directory in content URI codePath) 497 // to the provider information. 498 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 499 new ArrayMap<String, PackageParser.Provider>(); 500 501 // Mapping from instrumentation class names to info about them. 502 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 503 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 504 505 // Mapping from permission names to info about them. 506 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 507 new ArrayMap<String, PackageParser.PermissionGroup>(); 508 509 // Packages whose data we have transfered into another package, thus 510 // should no longer exist. 511 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 512 513 // Broadcast actions that are only available to the system. 514 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 515 516 /** List of packages waiting for verification. */ 517 final SparseArray<PackageVerificationState> mPendingVerification 518 = new SparseArray<PackageVerificationState>(); 519 520 /** Set of packages associated with each app op permission. */ 521 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 522 523 final PackageInstallerService mInstallerService; 524 525 private final PackageDexOptimizer mPackageDexOptimizer; 526 527 private AtomicInteger mNextMoveId = new AtomicInteger(); 528 private final MoveCallbacks mMoveCallbacks; 529 530 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 531 532 // Cache of users who need badging. 533 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 534 535 /** Token for keys in mPendingVerification. */ 536 private int mPendingVerificationToken = 0; 537 538 volatile boolean mSystemReady; 539 volatile boolean mSafeMode; 540 volatile boolean mHasSystemUidErrors; 541 542 ApplicationInfo mAndroidApplication; 543 final ActivityInfo mResolveActivity = new ActivityInfo(); 544 final ResolveInfo mResolveInfo = new ResolveInfo(); 545 ComponentName mResolveComponentName; 546 PackageParser.Package mPlatformPackage; 547 ComponentName mCustomResolverComponentName; 548 549 boolean mResolverReplaced = false; 550 551 private final ComponentName mIntentFilterVerifierComponent; 552 private int mIntentFilterVerificationToken = 0; 553 554 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 555 = new SparseArray<IntentFilterVerificationState>(); 556 557 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 558 new DefaultPermissionGrantPolicy(this); 559 560 private static class IFVerificationParams { 561 PackageParser.Package pkg; 562 boolean replacing; 563 int userId; 564 int verifierUid; 565 566 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 567 int _userId, int _verifierUid) { 568 pkg = _pkg; 569 replacing = _replacing; 570 userId = _userId; 571 replacing = _replacing; 572 verifierUid = _verifierUid; 573 } 574 } 575 576 private interface IntentFilterVerifier<T extends IntentFilter> { 577 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 578 T filter, String packageName); 579 void startVerifications(int userId); 580 void receiveVerificationResponse(int verificationId); 581 } 582 583 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 584 private Context mContext; 585 private ComponentName mIntentFilterVerifierComponent; 586 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 587 588 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 589 mContext = context; 590 mIntentFilterVerifierComponent = verifierComponent; 591 } 592 593 private String getDefaultScheme() { 594 return IntentFilter.SCHEME_HTTPS; 595 } 596 597 @Override 598 public void startVerifications(int userId) { 599 // Launch verifications requests 600 int count = mCurrentIntentFilterVerifications.size(); 601 for (int n=0; n<count; n++) { 602 int verificationId = mCurrentIntentFilterVerifications.get(n); 603 final IntentFilterVerificationState ivs = 604 mIntentFilterVerificationStates.get(verificationId); 605 606 String packageName = ivs.getPackageName(); 607 608 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 609 final int filterCount = filters.size(); 610 ArraySet<String> domainsSet = new ArraySet<>(); 611 for (int m=0; m<filterCount; m++) { 612 PackageParser.ActivityIntentInfo filter = filters.get(m); 613 domainsSet.addAll(filter.getHostsList()); 614 } 615 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 616 synchronized (mPackages) { 617 if (mSettings.createIntentFilterVerificationIfNeededLPw( 618 packageName, domainsList) != null) { 619 scheduleWriteSettingsLocked(); 620 } 621 } 622 sendVerificationRequest(userId, verificationId, ivs); 623 } 624 mCurrentIntentFilterVerifications.clear(); 625 } 626 627 private void sendVerificationRequest(int userId, int verificationId, 628 IntentFilterVerificationState ivs) { 629 630 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 631 verificationIntent.putExtra( 632 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 633 verificationId); 634 verificationIntent.putExtra( 635 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 636 getDefaultScheme()); 637 verificationIntent.putExtra( 638 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 639 ivs.getHostsString()); 640 verificationIntent.putExtra( 641 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 642 ivs.getPackageName()); 643 verificationIntent.setComponent(mIntentFilterVerifierComponent); 644 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 645 646 UserHandle user = new UserHandle(userId); 647 mContext.sendBroadcastAsUser(verificationIntent, user); 648 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 649 "Sending IntentFilter verification broadcast"); 650 } 651 652 public void receiveVerificationResponse(int verificationId) { 653 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 654 655 final boolean verified = ivs.isVerified(); 656 657 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 658 final int count = filters.size(); 659 if (DEBUG_DOMAIN_VERIFICATION) { 660 Slog.i(TAG, "Received verification response " + verificationId 661 + " for " + count + " filters, verified=" + verified); 662 } 663 for (int n=0; n<count; n++) { 664 PackageParser.ActivityIntentInfo filter = filters.get(n); 665 filter.setVerified(verified); 666 667 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 668 + " verified with result:" + verified + " and hosts:" 669 + ivs.getHostsString()); 670 } 671 672 mIntentFilterVerificationStates.remove(verificationId); 673 674 final String packageName = ivs.getPackageName(); 675 IntentFilterVerificationInfo ivi = null; 676 677 synchronized (mPackages) { 678 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 679 } 680 if (ivi == null) { 681 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 682 + verificationId + " packageName:" + packageName); 683 return; 684 } 685 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 686 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 687 688 synchronized (mPackages) { 689 if (verified) { 690 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 691 } else { 692 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 693 } 694 scheduleWriteSettingsLocked(); 695 696 final int userId = ivs.getUserId(); 697 if (userId != UserHandle.USER_ALL) { 698 final int userStatus = 699 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 700 701 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 702 boolean needUpdate = false; 703 704 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 705 // already been set by the User thru the Disambiguation dialog 706 switch (userStatus) { 707 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 708 if (verified) { 709 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 710 } else { 711 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 712 } 713 needUpdate = true; 714 break; 715 716 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 717 if (verified) { 718 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 719 needUpdate = true; 720 } 721 break; 722 723 default: 724 // Nothing to do 725 } 726 727 if (needUpdate) { 728 mSettings.updateIntentFilterVerificationStatusLPw( 729 packageName, updatedStatus, userId); 730 scheduleWritePackageRestrictionsLocked(userId); 731 } 732 } 733 } 734 } 735 736 @Override 737 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 738 ActivityIntentInfo filter, String packageName) { 739 if (!hasValidDomains(filter)) { 740 return false; 741 } 742 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 743 if (ivs == null) { 744 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 745 packageName); 746 } 747 if (DEBUG_DOMAIN_VERIFICATION) { 748 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 749 } 750 ivs.addFilter(filter); 751 return true; 752 } 753 754 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 755 int userId, int verificationId, String packageName) { 756 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 757 verifierUid, userId, packageName); 758 ivs.setPendingState(); 759 synchronized (mPackages) { 760 mIntentFilterVerificationStates.append(verificationId, ivs); 761 mCurrentIntentFilterVerifications.add(verificationId); 762 } 763 return ivs; 764 } 765 } 766 767 private static boolean hasValidDomains(ActivityIntentInfo filter) { 768 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 769 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 770 if (!hasHTTPorHTTPS) { 771 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 772 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 773 return false; 774 } 775 return true; 776 } 777 778 private IntentFilterVerifier mIntentFilterVerifier; 779 780 // Set of pending broadcasts for aggregating enable/disable of components. 781 static class PendingPackageBroadcasts { 782 // for each user id, a map of <package name -> components within that package> 783 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 784 785 public PendingPackageBroadcasts() { 786 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 787 } 788 789 public ArrayList<String> get(int userId, String packageName) { 790 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 791 return packages.get(packageName); 792 } 793 794 public void put(int userId, String packageName, ArrayList<String> components) { 795 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 796 packages.put(packageName, components); 797 } 798 799 public void remove(int userId, String packageName) { 800 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 801 if (packages != null) { 802 packages.remove(packageName); 803 } 804 } 805 806 public void remove(int userId) { 807 mUidMap.remove(userId); 808 } 809 810 public int userIdCount() { 811 return mUidMap.size(); 812 } 813 814 public int userIdAt(int n) { 815 return mUidMap.keyAt(n); 816 } 817 818 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 819 return mUidMap.get(userId); 820 } 821 822 public int size() { 823 // total number of pending broadcast entries across all userIds 824 int num = 0; 825 for (int i = 0; i< mUidMap.size(); i++) { 826 num += mUidMap.valueAt(i).size(); 827 } 828 return num; 829 } 830 831 public void clear() { 832 mUidMap.clear(); 833 } 834 835 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 836 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 837 if (map == null) { 838 map = new ArrayMap<String, ArrayList<String>>(); 839 mUidMap.put(userId, map); 840 } 841 return map; 842 } 843 } 844 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 845 846 // Service Connection to remote media container service to copy 847 // package uri's from external media onto secure containers 848 // or internal storage. 849 private IMediaContainerService mContainerService = null; 850 851 static final int SEND_PENDING_BROADCAST = 1; 852 static final int MCS_BOUND = 3; 853 static final int END_COPY = 4; 854 static final int INIT_COPY = 5; 855 static final int MCS_UNBIND = 6; 856 static final int START_CLEANING_PACKAGE = 7; 857 static final int FIND_INSTALL_LOC = 8; 858 static final int POST_INSTALL = 9; 859 static final int MCS_RECONNECT = 10; 860 static final int MCS_GIVE_UP = 11; 861 static final int UPDATED_MEDIA_STATUS = 12; 862 static final int WRITE_SETTINGS = 13; 863 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 864 static final int PACKAGE_VERIFIED = 15; 865 static final int CHECK_PENDING_VERIFICATION = 16; 866 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 867 static final int INTENT_FILTER_VERIFIED = 18; 868 869 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 870 871 // Delay time in millisecs 872 static final int BROADCAST_DELAY = 10 * 1000; 873 874 static UserManagerService sUserManager; 875 876 // Stores a list of users whose package restrictions file needs to be updated 877 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 878 879 final private DefaultContainerConnection mDefContainerConn = 880 new DefaultContainerConnection(); 881 class DefaultContainerConnection implements ServiceConnection { 882 public void onServiceConnected(ComponentName name, IBinder service) { 883 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 884 IMediaContainerService imcs = 885 IMediaContainerService.Stub.asInterface(service); 886 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 887 } 888 889 public void onServiceDisconnected(ComponentName name) { 890 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 891 } 892 } 893 894 // Recordkeeping of restore-after-install operations that are currently in flight 895 // between the Package Manager and the Backup Manager 896 class PostInstallData { 897 public InstallArgs args; 898 public PackageInstalledInfo res; 899 900 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 901 args = _a; 902 res = _r; 903 } 904 } 905 906 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 907 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 908 909 // XML tags for backup/restore of various bits of state 910 private static final String TAG_PREFERRED_BACKUP = "pa"; 911 private static final String TAG_DEFAULT_APPS = "da"; 912 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 913 914 private final String mRequiredVerifierPackage; 915 916 private final PackageUsage mPackageUsage = new PackageUsage(); 917 918 private class PackageUsage { 919 private static final int WRITE_INTERVAL 920 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 921 922 private final Object mFileLock = new Object(); 923 private final AtomicLong mLastWritten = new AtomicLong(0); 924 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 925 926 private boolean mIsHistoricalPackageUsageAvailable = true; 927 928 boolean isHistoricalPackageUsageAvailable() { 929 return mIsHistoricalPackageUsageAvailable; 930 } 931 932 void write(boolean force) { 933 if (force) { 934 writeInternal(); 935 return; 936 } 937 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 938 && !DEBUG_DEXOPT) { 939 return; 940 } 941 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 942 new Thread("PackageUsage_DiskWriter") { 943 @Override 944 public void run() { 945 try { 946 writeInternal(); 947 } finally { 948 mBackgroundWriteRunning.set(false); 949 } 950 } 951 }.start(); 952 } 953 } 954 955 private void writeInternal() { 956 synchronized (mPackages) { 957 synchronized (mFileLock) { 958 AtomicFile file = getFile(); 959 FileOutputStream f = null; 960 try { 961 f = file.startWrite(); 962 BufferedOutputStream out = new BufferedOutputStream(f); 963 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 964 StringBuilder sb = new StringBuilder(); 965 for (PackageParser.Package pkg : mPackages.values()) { 966 if (pkg.mLastPackageUsageTimeInMills == 0) { 967 continue; 968 } 969 sb.setLength(0); 970 sb.append(pkg.packageName); 971 sb.append(' '); 972 sb.append((long)pkg.mLastPackageUsageTimeInMills); 973 sb.append('\n'); 974 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 975 } 976 out.flush(); 977 file.finishWrite(f); 978 } catch (IOException e) { 979 if (f != null) { 980 file.failWrite(f); 981 } 982 Log.e(TAG, "Failed to write package usage times", e); 983 } 984 } 985 } 986 mLastWritten.set(SystemClock.elapsedRealtime()); 987 } 988 989 void readLP() { 990 synchronized (mFileLock) { 991 AtomicFile file = getFile(); 992 BufferedInputStream in = null; 993 try { 994 in = new BufferedInputStream(file.openRead()); 995 StringBuffer sb = new StringBuffer(); 996 while (true) { 997 String packageName = readToken(in, sb, ' '); 998 if (packageName == null) { 999 break; 1000 } 1001 String timeInMillisString = readToken(in, sb, '\n'); 1002 if (timeInMillisString == null) { 1003 throw new IOException("Failed to find last usage time for package " 1004 + packageName); 1005 } 1006 PackageParser.Package pkg = mPackages.get(packageName); 1007 if (pkg == null) { 1008 continue; 1009 } 1010 long timeInMillis; 1011 try { 1012 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1013 } catch (NumberFormatException e) { 1014 throw new IOException("Failed to parse " + timeInMillisString 1015 + " as a long.", e); 1016 } 1017 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1018 } 1019 } catch (FileNotFoundException expected) { 1020 mIsHistoricalPackageUsageAvailable = false; 1021 } catch (IOException e) { 1022 Log.w(TAG, "Failed to read package usage times", e); 1023 } finally { 1024 IoUtils.closeQuietly(in); 1025 } 1026 } 1027 mLastWritten.set(SystemClock.elapsedRealtime()); 1028 } 1029 1030 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1031 throws IOException { 1032 sb.setLength(0); 1033 while (true) { 1034 int ch = in.read(); 1035 if (ch == -1) { 1036 if (sb.length() == 0) { 1037 return null; 1038 } 1039 throw new IOException("Unexpected EOF"); 1040 } 1041 if (ch == endOfToken) { 1042 return sb.toString(); 1043 } 1044 sb.append((char)ch); 1045 } 1046 } 1047 1048 private AtomicFile getFile() { 1049 File dataDir = Environment.getDataDirectory(); 1050 File systemDir = new File(dataDir, "system"); 1051 File fname = new File(systemDir, "package-usage.list"); 1052 return new AtomicFile(fname); 1053 } 1054 } 1055 1056 class PackageHandler extends Handler { 1057 private boolean mBound = false; 1058 final ArrayList<HandlerParams> mPendingInstalls = 1059 new ArrayList<HandlerParams>(); 1060 1061 private boolean connectToService() { 1062 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1063 " DefaultContainerService"); 1064 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1065 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1066 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1067 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1068 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1069 mBound = true; 1070 return true; 1071 } 1072 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1073 return false; 1074 } 1075 1076 private void disconnectService() { 1077 mContainerService = null; 1078 mBound = false; 1079 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1080 mContext.unbindService(mDefContainerConn); 1081 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1082 } 1083 1084 PackageHandler(Looper looper) { 1085 super(looper); 1086 } 1087 1088 public void handleMessage(Message msg) { 1089 try { 1090 doHandleMessage(msg); 1091 } finally { 1092 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1093 } 1094 } 1095 1096 void doHandleMessage(Message msg) { 1097 switch (msg.what) { 1098 case INIT_COPY: { 1099 HandlerParams params = (HandlerParams) msg.obj; 1100 int idx = mPendingInstalls.size(); 1101 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1102 // If a bind was already initiated we dont really 1103 // need to do anything. The pending install 1104 // will be processed later on. 1105 if (!mBound) { 1106 // If this is the only one pending we might 1107 // have to bind to the service again. 1108 if (!connectToService()) { 1109 Slog.e(TAG, "Failed to bind to media container service"); 1110 params.serviceError(); 1111 return; 1112 } else { 1113 // Once we bind to the service, the first 1114 // pending request will be processed. 1115 mPendingInstalls.add(idx, params); 1116 } 1117 } else { 1118 mPendingInstalls.add(idx, params); 1119 // Already bound to the service. Just make 1120 // sure we trigger off processing the first request. 1121 if (idx == 0) { 1122 mHandler.sendEmptyMessage(MCS_BOUND); 1123 } 1124 } 1125 break; 1126 } 1127 case MCS_BOUND: { 1128 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1129 if (msg.obj != null) { 1130 mContainerService = (IMediaContainerService) msg.obj; 1131 } 1132 if (mContainerService == null) { 1133 if (!mBound) { 1134 // Something seriously wrong since we are not bound and we are not 1135 // waiting for connection. Bail out. 1136 Slog.e(TAG, "Cannot bind to media container service"); 1137 for (HandlerParams params : mPendingInstalls) { 1138 // Indicate service bind error 1139 params.serviceError(); 1140 } 1141 mPendingInstalls.clear(); 1142 } else { 1143 Slog.w(TAG, "Waiting to connect to media container service"); 1144 } 1145 } else if (mPendingInstalls.size() > 0) { 1146 HandlerParams params = mPendingInstalls.get(0); 1147 if (params != null) { 1148 if (params.startCopy()) { 1149 // We are done... look for more work or to 1150 // go idle. 1151 if (DEBUG_SD_INSTALL) Log.i(TAG, 1152 "Checking for more work or unbind..."); 1153 // Delete pending install 1154 if (mPendingInstalls.size() > 0) { 1155 mPendingInstalls.remove(0); 1156 } 1157 if (mPendingInstalls.size() == 0) { 1158 if (mBound) { 1159 if (DEBUG_SD_INSTALL) Log.i(TAG, 1160 "Posting delayed MCS_UNBIND"); 1161 removeMessages(MCS_UNBIND); 1162 Message ubmsg = obtainMessage(MCS_UNBIND); 1163 // Unbind after a little delay, to avoid 1164 // continual thrashing. 1165 sendMessageDelayed(ubmsg, 10000); 1166 } 1167 } else { 1168 // There are more pending requests in queue. 1169 // Just post MCS_BOUND message to trigger processing 1170 // of next pending install. 1171 if (DEBUG_SD_INSTALL) Log.i(TAG, 1172 "Posting MCS_BOUND for next work"); 1173 mHandler.sendEmptyMessage(MCS_BOUND); 1174 } 1175 } 1176 } 1177 } else { 1178 // Should never happen ideally. 1179 Slog.w(TAG, "Empty queue"); 1180 } 1181 break; 1182 } 1183 case MCS_RECONNECT: { 1184 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1185 if (mPendingInstalls.size() > 0) { 1186 if (mBound) { 1187 disconnectService(); 1188 } 1189 if (!connectToService()) { 1190 Slog.e(TAG, "Failed to bind to media container service"); 1191 for (HandlerParams params : mPendingInstalls) { 1192 // Indicate service bind error 1193 params.serviceError(); 1194 } 1195 mPendingInstalls.clear(); 1196 } 1197 } 1198 break; 1199 } 1200 case MCS_UNBIND: { 1201 // If there is no actual work left, then time to unbind. 1202 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1203 1204 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1205 if (mBound) { 1206 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1207 1208 disconnectService(); 1209 } 1210 } else if (mPendingInstalls.size() > 0) { 1211 // There are more pending requests in queue. 1212 // Just post MCS_BOUND message to trigger processing 1213 // of next pending install. 1214 mHandler.sendEmptyMessage(MCS_BOUND); 1215 } 1216 1217 break; 1218 } 1219 case MCS_GIVE_UP: { 1220 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1221 mPendingInstalls.remove(0); 1222 break; 1223 } 1224 case SEND_PENDING_BROADCAST: { 1225 String packages[]; 1226 ArrayList<String> components[]; 1227 int size = 0; 1228 int uids[]; 1229 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1230 synchronized (mPackages) { 1231 if (mPendingBroadcasts == null) { 1232 return; 1233 } 1234 size = mPendingBroadcasts.size(); 1235 if (size <= 0) { 1236 // Nothing to be done. Just return 1237 return; 1238 } 1239 packages = new String[size]; 1240 components = new ArrayList[size]; 1241 uids = new int[size]; 1242 int i = 0; // filling out the above arrays 1243 1244 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1245 int packageUserId = mPendingBroadcasts.userIdAt(n); 1246 Iterator<Map.Entry<String, ArrayList<String>>> it 1247 = mPendingBroadcasts.packagesForUserId(packageUserId) 1248 .entrySet().iterator(); 1249 while (it.hasNext() && i < size) { 1250 Map.Entry<String, ArrayList<String>> ent = it.next(); 1251 packages[i] = ent.getKey(); 1252 components[i] = ent.getValue(); 1253 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1254 uids[i] = (ps != null) 1255 ? UserHandle.getUid(packageUserId, ps.appId) 1256 : -1; 1257 i++; 1258 } 1259 } 1260 size = i; 1261 mPendingBroadcasts.clear(); 1262 } 1263 // Send broadcasts 1264 for (int i = 0; i < size; i++) { 1265 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1266 } 1267 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1268 break; 1269 } 1270 case START_CLEANING_PACKAGE: { 1271 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1272 final String packageName = (String)msg.obj; 1273 final int userId = msg.arg1; 1274 final boolean andCode = msg.arg2 != 0; 1275 synchronized (mPackages) { 1276 if (userId == UserHandle.USER_ALL) { 1277 int[] users = sUserManager.getUserIds(); 1278 for (int user : users) { 1279 mSettings.addPackageToCleanLPw( 1280 new PackageCleanItem(user, packageName, andCode)); 1281 } 1282 } else { 1283 mSettings.addPackageToCleanLPw( 1284 new PackageCleanItem(userId, packageName, andCode)); 1285 } 1286 } 1287 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1288 startCleaningPackages(); 1289 } break; 1290 case POST_INSTALL: { 1291 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1292 PostInstallData data = mRunningInstalls.get(msg.arg1); 1293 mRunningInstalls.delete(msg.arg1); 1294 boolean deleteOld = false; 1295 1296 if (data != null) { 1297 InstallArgs args = data.args; 1298 PackageInstalledInfo res = data.res; 1299 1300 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1301 res.removedInfo.sendBroadcast(false, true, false); 1302 Bundle extras = new Bundle(1); 1303 extras.putInt(Intent.EXTRA_UID, res.uid); 1304 1305 // Now that we successfully installed the package, grant runtime 1306 // permissions if requested before broadcasting the install. 1307 if ((args.installFlags 1308 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1309 grantRequestedRuntimePermissions(res.pkg, 1310 args.user.getIdentifier()); 1311 } 1312 1313 // Determine the set of users who are adding this 1314 // package for the first time vs. those who are seeing 1315 // an update. 1316 int[] firstUsers; 1317 int[] updateUsers = new int[0]; 1318 if (res.origUsers == null || res.origUsers.length == 0) { 1319 firstUsers = res.newUsers; 1320 } else { 1321 firstUsers = new int[0]; 1322 for (int i=0; i<res.newUsers.length; i++) { 1323 int user = res.newUsers[i]; 1324 boolean isNew = true; 1325 for (int j=0; j<res.origUsers.length; j++) { 1326 if (res.origUsers[j] == user) { 1327 isNew = false; 1328 break; 1329 } 1330 } 1331 if (isNew) { 1332 int[] newFirst = new int[firstUsers.length+1]; 1333 System.arraycopy(firstUsers, 0, newFirst, 0, 1334 firstUsers.length); 1335 newFirst[firstUsers.length] = user; 1336 firstUsers = newFirst; 1337 } else { 1338 int[] newUpdate = new int[updateUsers.length+1]; 1339 System.arraycopy(updateUsers, 0, newUpdate, 0, 1340 updateUsers.length); 1341 newUpdate[updateUsers.length] = user; 1342 updateUsers = newUpdate; 1343 } 1344 } 1345 } 1346 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1347 res.pkg.applicationInfo.packageName, 1348 extras, null, null, firstUsers); 1349 final boolean update = res.removedInfo.removedPackage != null; 1350 if (update) { 1351 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1352 } 1353 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1354 res.pkg.applicationInfo.packageName, 1355 extras, null, null, updateUsers); 1356 if (update) { 1357 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1358 res.pkg.applicationInfo.packageName, 1359 extras, null, null, updateUsers); 1360 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1361 null, null, 1362 res.pkg.applicationInfo.packageName, null, updateUsers); 1363 1364 // treat asec-hosted packages like removable media on upgrade 1365 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1366 if (DEBUG_INSTALL) { 1367 Slog.i(TAG, "upgrading pkg " + res.pkg 1368 + " is ASEC-hosted -> AVAILABLE"); 1369 } 1370 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1371 ArrayList<String> pkgList = new ArrayList<String>(1); 1372 pkgList.add(res.pkg.applicationInfo.packageName); 1373 sendResourcesChangedBroadcast(true, true, 1374 pkgList,uidArray, null); 1375 } 1376 } 1377 if (res.removedInfo.args != null) { 1378 // Remove the replaced package's older resources safely now 1379 deleteOld = true; 1380 } 1381 1382 // Log current value of "unknown sources" setting 1383 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1384 getUnknownSourcesSettings()); 1385 } 1386 // Force a gc to clear up things 1387 Runtime.getRuntime().gc(); 1388 // We delete after a gc for applications on sdcard. 1389 if (deleteOld) { 1390 synchronized (mInstallLock) { 1391 res.removedInfo.args.doPostDeleteLI(true); 1392 } 1393 } 1394 if (args.observer != null) { 1395 try { 1396 Bundle extras = extrasForInstallResult(res); 1397 args.observer.onPackageInstalled(res.name, res.returnCode, 1398 res.returnMsg, extras); 1399 } catch (RemoteException e) { 1400 Slog.i(TAG, "Observer no longer exists."); 1401 } 1402 } 1403 } else { 1404 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1405 } 1406 } break; 1407 case UPDATED_MEDIA_STATUS: { 1408 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1409 boolean reportStatus = msg.arg1 == 1; 1410 boolean doGc = msg.arg2 == 1; 1411 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1412 if (doGc) { 1413 // Force a gc to clear up stale containers. 1414 Runtime.getRuntime().gc(); 1415 } 1416 if (msg.obj != null) { 1417 @SuppressWarnings("unchecked") 1418 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1419 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1420 // Unload containers 1421 unloadAllContainers(args); 1422 } 1423 if (reportStatus) { 1424 try { 1425 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1426 PackageHelper.getMountService().finishMediaUpdate(); 1427 } catch (RemoteException e) { 1428 Log.e(TAG, "MountService not running?"); 1429 } 1430 } 1431 } break; 1432 case WRITE_SETTINGS: { 1433 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1434 synchronized (mPackages) { 1435 removeMessages(WRITE_SETTINGS); 1436 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1437 mSettings.writeLPr(); 1438 mDirtyUsers.clear(); 1439 } 1440 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1441 } break; 1442 case WRITE_PACKAGE_RESTRICTIONS: { 1443 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1444 synchronized (mPackages) { 1445 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1446 for (int userId : mDirtyUsers) { 1447 mSettings.writePackageRestrictionsLPr(userId); 1448 } 1449 mDirtyUsers.clear(); 1450 } 1451 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1452 } break; 1453 case CHECK_PENDING_VERIFICATION: { 1454 final int verificationId = msg.arg1; 1455 final PackageVerificationState state = mPendingVerification.get(verificationId); 1456 1457 if ((state != null) && !state.timeoutExtended()) { 1458 final InstallArgs args = state.getInstallArgs(); 1459 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1460 1461 Slog.i(TAG, "Verification timed out for " + originUri); 1462 mPendingVerification.remove(verificationId); 1463 1464 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1465 1466 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1467 Slog.i(TAG, "Continuing with installation of " + originUri); 1468 state.setVerifierResponse(Binder.getCallingUid(), 1469 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1470 broadcastPackageVerified(verificationId, originUri, 1471 PackageManager.VERIFICATION_ALLOW, 1472 state.getInstallArgs().getUser()); 1473 try { 1474 ret = args.copyApk(mContainerService, true); 1475 } catch (RemoteException e) { 1476 Slog.e(TAG, "Could not contact the ContainerService"); 1477 } 1478 } else { 1479 broadcastPackageVerified(verificationId, originUri, 1480 PackageManager.VERIFICATION_REJECT, 1481 state.getInstallArgs().getUser()); 1482 } 1483 1484 processPendingInstall(args, ret); 1485 mHandler.sendEmptyMessage(MCS_UNBIND); 1486 } 1487 break; 1488 } 1489 case PACKAGE_VERIFIED: { 1490 final int verificationId = msg.arg1; 1491 1492 final PackageVerificationState state = mPendingVerification.get(verificationId); 1493 if (state == null) { 1494 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1495 break; 1496 } 1497 1498 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1499 1500 state.setVerifierResponse(response.callerUid, response.code); 1501 1502 if (state.isVerificationComplete()) { 1503 mPendingVerification.remove(verificationId); 1504 1505 final InstallArgs args = state.getInstallArgs(); 1506 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1507 1508 int ret; 1509 if (state.isInstallAllowed()) { 1510 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1511 broadcastPackageVerified(verificationId, originUri, 1512 response.code, state.getInstallArgs().getUser()); 1513 try { 1514 ret = args.copyApk(mContainerService, true); 1515 } catch (RemoteException e) { 1516 Slog.e(TAG, "Could not contact the ContainerService"); 1517 } 1518 } else { 1519 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1520 } 1521 1522 processPendingInstall(args, ret); 1523 1524 mHandler.sendEmptyMessage(MCS_UNBIND); 1525 } 1526 1527 break; 1528 } 1529 case START_INTENT_FILTER_VERIFICATIONS: { 1530 IFVerificationParams params = (IFVerificationParams) msg.obj; 1531 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1532 params.replacing, params.pkg); 1533 break; 1534 } 1535 case INTENT_FILTER_VERIFIED: { 1536 final int verificationId = msg.arg1; 1537 1538 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1539 verificationId); 1540 if (state == null) { 1541 Slog.w(TAG, "Invalid IntentFilter verification token " 1542 + verificationId + " received"); 1543 break; 1544 } 1545 1546 final int userId = state.getUserId(); 1547 1548 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1549 "Processing IntentFilter verification with token:" 1550 + verificationId + " and userId:" + userId); 1551 1552 final IntentFilterVerificationResponse response = 1553 (IntentFilterVerificationResponse) msg.obj; 1554 1555 state.setVerifierResponse(response.callerUid, response.code); 1556 1557 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1558 "IntentFilter verification with token:" + verificationId 1559 + " and userId:" + userId 1560 + " is settings verifier response with response code:" 1561 + response.code); 1562 1563 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1564 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1565 + response.getFailedDomainsString()); 1566 } 1567 1568 if (state.isVerificationComplete()) { 1569 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1570 } else { 1571 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1572 "IntentFilter verification with token:" + verificationId 1573 + " was not said to be complete"); 1574 } 1575 1576 break; 1577 } 1578 } 1579 } 1580 } 1581 1582 private StorageEventListener mStorageListener = new StorageEventListener() { 1583 @Override 1584 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1585 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1586 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1587 // TODO: ensure that private directories exist for all active users 1588 // TODO: remove user data whose serial number doesn't match 1589 loadPrivatePackages(vol); 1590 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1591 unloadPrivatePackages(vol); 1592 } 1593 } 1594 1595 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1596 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1597 updateExternalMediaStatus(true, false); 1598 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1599 updateExternalMediaStatus(false, false); 1600 } 1601 } 1602 } 1603 1604 @Override 1605 public void onVolumeForgotten(String fsUuid) { 1606 // TODO: remove all packages hosted on this uuid 1607 } 1608 }; 1609 1610 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1611 if (userId >= UserHandle.USER_OWNER) { 1612 grantRequestedRuntimePermissionsForUser(pkg, userId); 1613 } else if (userId == UserHandle.USER_ALL) { 1614 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1615 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1616 } 1617 } 1618 1619 // We could have touched GID membership, so flush out packages.list 1620 synchronized (mPackages) { 1621 mSettings.writePackageListLPr(); 1622 } 1623 } 1624 1625 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1626 SettingBase sb = (SettingBase) pkg.mExtras; 1627 if (sb == null) { 1628 return; 1629 } 1630 1631 PermissionsState permissionsState = sb.getPermissionsState(); 1632 1633 for (String permission : pkg.requestedPermissions) { 1634 BasePermission bp = mSettings.mPermissions.get(permission); 1635 if (bp != null && bp.isRuntime()) { 1636 permissionsState.grantRuntimePermission(bp, userId); 1637 } 1638 } 1639 } 1640 1641 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1642 Bundle extras = null; 1643 switch (res.returnCode) { 1644 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1645 extras = new Bundle(); 1646 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1647 res.origPermission); 1648 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1649 res.origPackage); 1650 break; 1651 } 1652 case PackageManager.INSTALL_SUCCEEDED: { 1653 extras = new Bundle(); 1654 extras.putBoolean(Intent.EXTRA_REPLACING, 1655 res.removedInfo != null && res.removedInfo.removedPackage != null); 1656 break; 1657 } 1658 } 1659 return extras; 1660 } 1661 1662 void scheduleWriteSettingsLocked() { 1663 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1664 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1665 } 1666 } 1667 1668 void scheduleWritePackageRestrictionsLocked(int userId) { 1669 if (!sUserManager.exists(userId)) return; 1670 mDirtyUsers.add(userId); 1671 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1672 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1673 } 1674 } 1675 1676 public static PackageManagerService main(Context context, Installer installer, 1677 boolean factoryTest, boolean onlyCore) { 1678 PackageManagerService m = new PackageManagerService(context, installer, 1679 factoryTest, onlyCore); 1680 ServiceManager.addService("package", m); 1681 return m; 1682 } 1683 1684 static String[] splitString(String str, char sep) { 1685 int count = 1; 1686 int i = 0; 1687 while ((i=str.indexOf(sep, i)) >= 0) { 1688 count++; 1689 i++; 1690 } 1691 1692 String[] res = new String[count]; 1693 i=0; 1694 count = 0; 1695 int lastI=0; 1696 while ((i=str.indexOf(sep, i)) >= 0) { 1697 res[count] = str.substring(lastI, i); 1698 count++; 1699 i++; 1700 lastI = i; 1701 } 1702 res[count] = str.substring(lastI, str.length()); 1703 return res; 1704 } 1705 1706 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1707 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1708 Context.DISPLAY_SERVICE); 1709 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1710 } 1711 1712 public PackageManagerService(Context context, Installer installer, 1713 boolean factoryTest, boolean onlyCore) { 1714 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1715 SystemClock.uptimeMillis()); 1716 1717 if (mSdkVersion <= 0) { 1718 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1719 } 1720 1721 mContext = context; 1722 mFactoryTest = factoryTest; 1723 mOnlyCore = onlyCore; 1724 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1725 mMetrics = new DisplayMetrics(); 1726 mSettings = new Settings(mPackages); 1727 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1728 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1729 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1730 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1731 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1732 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1733 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1734 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1735 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1736 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1737 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1738 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1739 1740 // TODO: add a property to control this? 1741 long dexOptLRUThresholdInMinutes; 1742 if (mLazyDexOpt) { 1743 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1744 } else { 1745 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1746 } 1747 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1748 1749 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1750 if (separateProcesses != null && separateProcesses.length() > 0) { 1751 if ("*".equals(separateProcesses)) { 1752 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1753 mSeparateProcesses = null; 1754 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1755 } else { 1756 mDefParseFlags = 0; 1757 mSeparateProcesses = separateProcesses.split(","); 1758 Slog.w(TAG, "Running with debug.separate_processes: " 1759 + separateProcesses); 1760 } 1761 } else { 1762 mDefParseFlags = 0; 1763 mSeparateProcesses = null; 1764 } 1765 1766 mInstaller = installer; 1767 mPackageDexOptimizer = new PackageDexOptimizer(this); 1768 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1769 1770 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1771 FgThread.get().getLooper()); 1772 1773 getDefaultDisplayMetrics(context, mMetrics); 1774 1775 SystemConfig systemConfig = SystemConfig.getInstance(); 1776 mGlobalGids = systemConfig.getGlobalGids(); 1777 mSystemPermissions = systemConfig.getSystemPermissions(); 1778 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1779 1780 synchronized (mInstallLock) { 1781 // writer 1782 synchronized (mPackages) { 1783 mHandlerThread = new ServiceThread(TAG, 1784 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1785 mHandlerThread.start(); 1786 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1787 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1788 1789 File dataDir = Environment.getDataDirectory(); 1790 mAppDataDir = new File(dataDir, "data"); 1791 mAppInstallDir = new File(dataDir, "app"); 1792 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1793 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1794 mUserAppDataDir = new File(dataDir, "user"); 1795 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1796 1797 sUserManager = new UserManagerService(context, this, 1798 mInstallLock, mPackages); 1799 1800 // Propagate permission configuration in to package manager. 1801 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1802 = systemConfig.getPermissions(); 1803 for (int i=0; i<permConfig.size(); i++) { 1804 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1805 BasePermission bp = mSettings.mPermissions.get(perm.name); 1806 if (bp == null) { 1807 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1808 mSettings.mPermissions.put(perm.name, bp); 1809 } 1810 if (perm.gids != null) { 1811 bp.setGids(perm.gids, perm.perUser); 1812 } 1813 } 1814 1815 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1816 for (int i=0; i<libConfig.size(); i++) { 1817 mSharedLibraries.put(libConfig.keyAt(i), 1818 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1819 } 1820 1821 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1822 1823 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1824 mSdkVersion, mOnlyCore); 1825 1826 String customResolverActivity = Resources.getSystem().getString( 1827 R.string.config_customResolverActivity); 1828 if (TextUtils.isEmpty(customResolverActivity)) { 1829 customResolverActivity = null; 1830 } else { 1831 mCustomResolverComponentName = ComponentName.unflattenFromString( 1832 customResolverActivity); 1833 } 1834 1835 long startTime = SystemClock.uptimeMillis(); 1836 1837 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1838 startTime); 1839 1840 // Set flag to monitor and not change apk file paths when 1841 // scanning install directories. 1842 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1843 1844 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1845 1846 /** 1847 * Add everything in the in the boot class path to the 1848 * list of process files because dexopt will have been run 1849 * if necessary during zygote startup. 1850 */ 1851 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1852 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1853 1854 if (bootClassPath != null) { 1855 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1856 for (String element : bootClassPathElements) { 1857 alreadyDexOpted.add(element); 1858 } 1859 } else { 1860 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1861 } 1862 1863 if (systemServerClassPath != null) { 1864 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1865 for (String element : systemServerClassPathElements) { 1866 alreadyDexOpted.add(element); 1867 } 1868 } else { 1869 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1870 } 1871 1872 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1873 final String[] dexCodeInstructionSets = 1874 getDexCodeInstructionSets( 1875 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1876 1877 /** 1878 * Ensure all external libraries have had dexopt run on them. 1879 */ 1880 if (mSharedLibraries.size() > 0) { 1881 // NOTE: For now, we're compiling these system "shared libraries" 1882 // (and framework jars) into all available architectures. It's possible 1883 // to compile them only when we come across an app that uses them (there's 1884 // already logic for that in scanPackageLI) but that adds some complexity. 1885 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1886 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1887 final String lib = libEntry.path; 1888 if (lib == null) { 1889 continue; 1890 } 1891 1892 try { 1893 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1894 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1895 alreadyDexOpted.add(lib); 1896 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1897 } 1898 } catch (FileNotFoundException e) { 1899 Slog.w(TAG, "Library not found: " + lib); 1900 } catch (IOException e) { 1901 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1902 + e.getMessage()); 1903 } 1904 } 1905 } 1906 } 1907 1908 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1909 1910 // Gross hack for now: we know this file doesn't contain any 1911 // code, so don't dexopt it to avoid the resulting log spew. 1912 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1913 1914 // Gross hack for now: we know this file is only part of 1915 // the boot class path for art, so don't dexopt it to 1916 // avoid the resulting log spew. 1917 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1918 1919 /** 1920 * There are a number of commands implemented in Java, which 1921 * we currently need to do the dexopt on so that they can be 1922 * run from a non-root shell. 1923 */ 1924 String[] frameworkFiles = frameworkDir.list(); 1925 if (frameworkFiles != null) { 1926 // TODO: We could compile these only for the most preferred ABI. We should 1927 // first double check that the dex files for these commands are not referenced 1928 // by other system apps. 1929 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1930 for (int i=0; i<frameworkFiles.length; i++) { 1931 File libPath = new File(frameworkDir, frameworkFiles[i]); 1932 String path = libPath.getPath(); 1933 // Skip the file if we already did it. 1934 if (alreadyDexOpted.contains(path)) { 1935 continue; 1936 } 1937 // Skip the file if it is not a type we want to dexopt. 1938 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1939 continue; 1940 } 1941 try { 1942 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1943 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1944 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1945 } 1946 } catch (FileNotFoundException e) { 1947 Slog.w(TAG, "Jar not found: " + path); 1948 } catch (IOException e) { 1949 Slog.w(TAG, "Exception reading jar: " + path, e); 1950 } 1951 } 1952 } 1953 } 1954 1955 // Collect vendor overlay packages. 1956 // (Do this before scanning any apps.) 1957 // For security and version matching reason, only consider 1958 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1959 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1960 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1961 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1962 1963 // Find base frameworks (resource packages without code). 1964 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1965 | PackageParser.PARSE_IS_SYSTEM_DIR 1966 | PackageParser.PARSE_IS_PRIVILEGED, 1967 scanFlags | SCAN_NO_DEX, 0); 1968 1969 // Collected privileged system packages. 1970 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1971 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1972 | PackageParser.PARSE_IS_SYSTEM_DIR 1973 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1974 1975 // Collect ordinary system packages. 1976 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1977 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1978 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1979 1980 // Collect all vendor packages. 1981 File vendorAppDir = new File("/vendor/app"); 1982 try { 1983 vendorAppDir = vendorAppDir.getCanonicalFile(); 1984 } catch (IOException e) { 1985 // failed to look up canonical path, continue with original one 1986 } 1987 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1988 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1989 1990 // Collect all OEM packages. 1991 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1992 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1993 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1994 1995 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1996 mInstaller.moveFiles(); 1997 1998 // Prune any system packages that no longer exist. 1999 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2000 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2001 if (!mOnlyCore) { 2002 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2003 while (psit.hasNext()) { 2004 PackageSetting ps = psit.next(); 2005 2006 /* 2007 * If this is not a system app, it can't be a 2008 * disable system app. 2009 */ 2010 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2011 continue; 2012 } 2013 2014 /* 2015 * If the package is scanned, it's not erased. 2016 */ 2017 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2018 if (scannedPkg != null) { 2019 /* 2020 * If the system app is both scanned and in the 2021 * disabled packages list, then it must have been 2022 * added via OTA. Remove it from the currently 2023 * scanned package so the previously user-installed 2024 * application can be scanned. 2025 */ 2026 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2027 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2028 + ps.name + "; removing system app. Last known codePath=" 2029 + ps.codePathString + ", installStatus=" + ps.installStatus 2030 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2031 + scannedPkg.mVersionCode); 2032 removePackageLI(ps, true); 2033 expectingBetter.put(ps.name, ps.codePath); 2034 } 2035 2036 continue; 2037 } 2038 2039 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2040 psit.remove(); 2041 logCriticalInfo(Log.WARN, "System package " + ps.name 2042 + " no longer exists; wiping its data"); 2043 removeDataDirsLI(null, ps.name); 2044 } else { 2045 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2046 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2047 possiblyDeletedUpdatedSystemApps.add(ps.name); 2048 } 2049 } 2050 } 2051 } 2052 2053 //look for any incomplete package installations 2054 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2055 //clean up list 2056 for(int i = 0; i < deletePkgsList.size(); i++) { 2057 //clean up here 2058 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2059 } 2060 //delete tmp files 2061 deleteTempPackageFiles(); 2062 2063 // Remove any shared userIDs that have no associated packages 2064 mSettings.pruneSharedUsersLPw(); 2065 2066 if (!mOnlyCore) { 2067 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2068 SystemClock.uptimeMillis()); 2069 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2070 2071 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2072 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2073 2074 /** 2075 * Remove disable package settings for any updated system 2076 * apps that were removed via an OTA. If they're not a 2077 * previously-updated app, remove them completely. 2078 * Otherwise, just revoke their system-level permissions. 2079 */ 2080 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2081 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2082 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2083 2084 String msg; 2085 if (deletedPkg == null) { 2086 msg = "Updated system package " + deletedAppName 2087 + " no longer exists; wiping its data"; 2088 removeDataDirsLI(null, deletedAppName); 2089 } else { 2090 msg = "Updated system app + " + deletedAppName 2091 + " no longer present; removing system privileges for " 2092 + deletedAppName; 2093 2094 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2095 2096 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2097 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2098 } 2099 logCriticalInfo(Log.WARN, msg); 2100 } 2101 2102 /** 2103 * Make sure all system apps that we expected to appear on 2104 * the userdata partition actually showed up. If they never 2105 * appeared, crawl back and revive the system version. 2106 */ 2107 for (int i = 0; i < expectingBetter.size(); i++) { 2108 final String packageName = expectingBetter.keyAt(i); 2109 if (!mPackages.containsKey(packageName)) { 2110 final File scanFile = expectingBetter.valueAt(i); 2111 2112 logCriticalInfo(Log.WARN, "Expected better " + packageName 2113 + " but never showed up; reverting to system"); 2114 2115 final int reparseFlags; 2116 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2117 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2118 | PackageParser.PARSE_IS_SYSTEM_DIR 2119 | PackageParser.PARSE_IS_PRIVILEGED; 2120 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2121 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2122 | PackageParser.PARSE_IS_SYSTEM_DIR; 2123 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2124 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2125 | PackageParser.PARSE_IS_SYSTEM_DIR; 2126 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2127 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2128 | PackageParser.PARSE_IS_SYSTEM_DIR; 2129 } else { 2130 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2131 continue; 2132 } 2133 2134 mSettings.enableSystemPackageLPw(packageName); 2135 2136 try { 2137 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2138 } catch (PackageManagerException e) { 2139 Slog.e(TAG, "Failed to parse original system package: " 2140 + e.getMessage()); 2141 } 2142 } 2143 } 2144 } 2145 2146 // Now that we know all of the shared libraries, update all clients to have 2147 // the correct library paths. 2148 updateAllSharedLibrariesLPw(); 2149 2150 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2151 // NOTE: We ignore potential failures here during a system scan (like 2152 // the rest of the commands above) because there's precious little we 2153 // can do about it. A settings error is reported, though. 2154 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2155 false /* force dexopt */, false /* defer dexopt */); 2156 } 2157 2158 // Now that we know all the packages we are keeping, 2159 // read and update their last usage times. 2160 mPackageUsage.readLP(); 2161 2162 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2163 SystemClock.uptimeMillis()); 2164 Slog.i(TAG, "Time to scan packages: " 2165 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2166 + " seconds"); 2167 2168 // If the platform SDK has changed since the last time we booted, 2169 // we need to re-grant app permission to catch any new ones that 2170 // appear. This is really a hack, and means that apps can in some 2171 // cases get permissions that the user didn't initially explicitly 2172 // allow... it would be nice to have some better way to handle 2173 // this situation. 2174 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2175 != mSdkVersion; 2176 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2177 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2178 + "; regranting permissions for internal storage"); 2179 mSettings.mInternalSdkPlatform = mSdkVersion; 2180 2181 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2182 | (regrantPermissions 2183 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2184 : 0)); 2185 2186 // If this is the first boot, and it is a normal boot, then 2187 // we need to initialize the default preferred apps. 2188 if (!mRestoredSettings && !onlyCore) { 2189 mSettings.readDefaultPreferredAppsLPw(this, 0); 2190 } 2191 2192 // If this is first boot after an OTA, and a normal boot, then 2193 // we need to clear code cache directories. 2194 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2195 if (mIsUpgrade && !onlyCore) { 2196 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2197 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2198 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2199 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2200 } 2201 mSettings.mFingerprint = Build.FINGERPRINT; 2202 } 2203 2204 primeDomainVerificationsLPw(); 2205 checkDefaultBrowser(); 2206 2207 // All the changes are done during package scanning. 2208 mSettings.updateInternalDatabaseVersion(); 2209 2210 // can downgrade to reader 2211 mSettings.writeLPr(); 2212 2213 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2214 SystemClock.uptimeMillis()); 2215 2216 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2217 2218 mInstallerService = new PackageInstallerService(context, this); 2219 2220 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2221 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2222 mIntentFilterVerifierComponent); 2223 2224 } // synchronized (mPackages) 2225 } // synchronized (mInstallLock) 2226 2227 // Now after opening every single application zip, make sure they 2228 // are all flushed. Not really needed, but keeps things nice and 2229 // tidy. 2230 Runtime.getRuntime().gc(); 2231 2232 // Expose private service for system components to use. 2233 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2234 } 2235 2236 @Override 2237 public boolean isFirstBoot() { 2238 return !mRestoredSettings; 2239 } 2240 2241 @Override 2242 public boolean isOnlyCoreApps() { 2243 return mOnlyCore; 2244 } 2245 2246 @Override 2247 public boolean isUpgrade() { 2248 return mIsUpgrade; 2249 } 2250 2251 private String getRequiredVerifierLPr() { 2252 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2253 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2254 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2255 2256 String requiredVerifier = null; 2257 2258 final int N = receivers.size(); 2259 for (int i = 0; i < N; i++) { 2260 final ResolveInfo info = receivers.get(i); 2261 2262 if (info.activityInfo == null) { 2263 continue; 2264 } 2265 2266 final String packageName = info.activityInfo.packageName; 2267 2268 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2269 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2270 continue; 2271 } 2272 2273 if (requiredVerifier != null) { 2274 throw new RuntimeException("There can be only one required verifier"); 2275 } 2276 2277 requiredVerifier = packageName; 2278 } 2279 2280 return requiredVerifier; 2281 } 2282 2283 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2284 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2285 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2286 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2287 2288 ComponentName verifierComponentName = null; 2289 2290 int priority = -1000; 2291 final int N = receivers.size(); 2292 for (int i = 0; i < N; i++) { 2293 final ResolveInfo info = receivers.get(i); 2294 2295 if (info.activityInfo == null) { 2296 continue; 2297 } 2298 2299 final String packageName = info.activityInfo.packageName; 2300 2301 final PackageSetting ps = mSettings.mPackages.get(packageName); 2302 if (ps == null) { 2303 continue; 2304 } 2305 2306 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2307 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2308 continue; 2309 } 2310 2311 // Select the IntentFilterVerifier with the highest priority 2312 if (priority < info.priority) { 2313 priority = info.priority; 2314 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2315 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2316 + verifierComponentName + " with priority: " + info.priority); 2317 } 2318 } 2319 2320 return verifierComponentName; 2321 } 2322 2323 private void primeDomainVerificationsLPw() { 2324 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2325 boolean updated = false; 2326 ArraySet<String> allHostsSet = new ArraySet<>(); 2327 for (PackageParser.Package pkg : mPackages.values()) { 2328 final String packageName = pkg.packageName; 2329 if (!hasDomainURLs(pkg)) { 2330 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2331 "package with no domain URLs: " + packageName); 2332 continue; 2333 } 2334 if (!pkg.isSystemApp()) { 2335 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2336 "No priming domain verifications for a non system package : " + 2337 packageName); 2338 continue; 2339 } 2340 for (PackageParser.Activity a : pkg.activities) { 2341 for (ActivityIntentInfo filter : a.intents) { 2342 if (hasValidDomains(filter)) { 2343 allHostsSet.addAll(filter.getHostsList()); 2344 } 2345 } 2346 } 2347 if (allHostsSet.size() == 0) { 2348 allHostsSet.add("*"); 2349 } 2350 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2351 IntentFilterVerificationInfo ivi = 2352 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2353 if (ivi != null) { 2354 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2355 "Priming domain verifications for package: " + packageName + 2356 " with hosts:" + ivi.getDomainsString()); 2357 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2358 updated = true; 2359 } 2360 else { 2361 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2362 "No priming domain verifications for package: " + packageName); 2363 } 2364 allHostsSet.clear(); 2365 } 2366 if (updated) { 2367 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2368 "Will need to write primed domain verifications"); 2369 } 2370 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2371 } 2372 2373 private void checkDefaultBrowser() { 2374 final int myUserId = UserHandle.myUserId(); 2375 final String packageName = getDefaultBrowserPackageName(myUserId); 2376 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2377 if (info == null) { 2378 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2379 setDefaultBrowserPackageName(null, myUserId); 2380 } 2381 } 2382 2383 @Override 2384 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2385 throws RemoteException { 2386 try { 2387 return super.onTransact(code, data, reply, flags); 2388 } catch (RuntimeException e) { 2389 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2390 Slog.wtf(TAG, "Package Manager Crash", e); 2391 } 2392 throw e; 2393 } 2394 } 2395 2396 void cleanupInstallFailedPackage(PackageSetting ps) { 2397 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2398 2399 removeDataDirsLI(ps.volumeUuid, ps.name); 2400 if (ps.codePath != null) { 2401 if (ps.codePath.isDirectory()) { 2402 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2403 } else { 2404 ps.codePath.delete(); 2405 } 2406 } 2407 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2408 if (ps.resourcePath.isDirectory()) { 2409 FileUtils.deleteContents(ps.resourcePath); 2410 } 2411 ps.resourcePath.delete(); 2412 } 2413 mSettings.removePackageLPw(ps.name); 2414 } 2415 2416 static int[] appendInts(int[] cur, int[] add) { 2417 if (add == null) return cur; 2418 if (cur == null) return add; 2419 final int N = add.length; 2420 for (int i=0; i<N; i++) { 2421 cur = appendInt(cur, add[i]); 2422 } 2423 return cur; 2424 } 2425 2426 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2427 if (!sUserManager.exists(userId)) return null; 2428 final PackageSetting ps = (PackageSetting) p.mExtras; 2429 if (ps == null) { 2430 return null; 2431 } 2432 2433 final PermissionsState permissionsState = ps.getPermissionsState(); 2434 2435 final int[] gids = permissionsState.computeGids(userId); 2436 final Set<String> permissions = permissionsState.getPermissions(userId); 2437 final PackageUserState state = ps.readUserState(userId); 2438 2439 return PackageParser.generatePackageInfo(p, gids, flags, 2440 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2441 } 2442 2443 @Override 2444 public boolean isPackageFrozen(String packageName) { 2445 synchronized (mPackages) { 2446 final PackageSetting ps = mSettings.mPackages.get(packageName); 2447 if (ps != null) { 2448 return ps.frozen; 2449 } 2450 } 2451 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2452 return true; 2453 } 2454 2455 @Override 2456 public boolean isPackageAvailable(String packageName, int userId) { 2457 if (!sUserManager.exists(userId)) return false; 2458 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2459 synchronized (mPackages) { 2460 PackageParser.Package p = mPackages.get(packageName); 2461 if (p != null) { 2462 final PackageSetting ps = (PackageSetting) p.mExtras; 2463 if (ps != null) { 2464 final PackageUserState state = ps.readUserState(userId); 2465 if (state != null) { 2466 return PackageParser.isAvailable(state); 2467 } 2468 } 2469 } 2470 } 2471 return false; 2472 } 2473 2474 @Override 2475 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2476 if (!sUserManager.exists(userId)) return null; 2477 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2478 // reader 2479 synchronized (mPackages) { 2480 PackageParser.Package p = mPackages.get(packageName); 2481 if (DEBUG_PACKAGE_INFO) 2482 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2483 if (p != null) { 2484 return generatePackageInfo(p, flags, userId); 2485 } 2486 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2487 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2488 } 2489 } 2490 return null; 2491 } 2492 2493 @Override 2494 public String[] currentToCanonicalPackageNames(String[] names) { 2495 String[] out = new String[names.length]; 2496 // reader 2497 synchronized (mPackages) { 2498 for (int i=names.length-1; i>=0; i--) { 2499 PackageSetting ps = mSettings.mPackages.get(names[i]); 2500 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2501 } 2502 } 2503 return out; 2504 } 2505 2506 @Override 2507 public String[] canonicalToCurrentPackageNames(String[] names) { 2508 String[] out = new String[names.length]; 2509 // reader 2510 synchronized (mPackages) { 2511 for (int i=names.length-1; i>=0; i--) { 2512 String cur = mSettings.mRenamedPackages.get(names[i]); 2513 out[i] = cur != null ? cur : names[i]; 2514 } 2515 } 2516 return out; 2517 } 2518 2519 @Override 2520 public int getPackageUid(String packageName, int userId) { 2521 if (!sUserManager.exists(userId)) return -1; 2522 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2523 2524 // reader 2525 synchronized (mPackages) { 2526 PackageParser.Package p = mPackages.get(packageName); 2527 if(p != null) { 2528 return UserHandle.getUid(userId, p.applicationInfo.uid); 2529 } 2530 PackageSetting ps = mSettings.mPackages.get(packageName); 2531 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2532 return -1; 2533 } 2534 p = ps.pkg; 2535 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2536 } 2537 } 2538 2539 @Override 2540 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2541 if (!sUserManager.exists(userId)) { 2542 return null; 2543 } 2544 2545 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2546 "getPackageGids"); 2547 2548 // reader 2549 synchronized (mPackages) { 2550 PackageParser.Package p = mPackages.get(packageName); 2551 if (DEBUG_PACKAGE_INFO) { 2552 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2553 } 2554 if (p != null) { 2555 PackageSetting ps = (PackageSetting) p.mExtras; 2556 return ps.getPermissionsState().computeGids(userId); 2557 } 2558 } 2559 2560 return null; 2561 } 2562 2563 static PermissionInfo generatePermissionInfo( 2564 BasePermission bp, int flags) { 2565 if (bp.perm != null) { 2566 return PackageParser.generatePermissionInfo(bp.perm, flags); 2567 } 2568 PermissionInfo pi = new PermissionInfo(); 2569 pi.name = bp.name; 2570 pi.packageName = bp.sourcePackage; 2571 pi.nonLocalizedLabel = bp.name; 2572 pi.protectionLevel = bp.protectionLevel; 2573 return pi; 2574 } 2575 2576 @Override 2577 public PermissionInfo getPermissionInfo(String name, int flags) { 2578 // reader 2579 synchronized (mPackages) { 2580 final BasePermission p = mSettings.mPermissions.get(name); 2581 if (p != null) { 2582 return generatePermissionInfo(p, flags); 2583 } 2584 return null; 2585 } 2586 } 2587 2588 @Override 2589 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2590 // reader 2591 synchronized (mPackages) { 2592 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2593 for (BasePermission p : mSettings.mPermissions.values()) { 2594 if (group == null) { 2595 if (p.perm == null || p.perm.info.group == null) { 2596 out.add(generatePermissionInfo(p, flags)); 2597 } 2598 } else { 2599 if (p.perm != null && group.equals(p.perm.info.group)) { 2600 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2601 } 2602 } 2603 } 2604 2605 if (out.size() > 0) { 2606 return out; 2607 } 2608 return mPermissionGroups.containsKey(group) ? out : null; 2609 } 2610 } 2611 2612 @Override 2613 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2614 // reader 2615 synchronized (mPackages) { 2616 return PackageParser.generatePermissionGroupInfo( 2617 mPermissionGroups.get(name), flags); 2618 } 2619 } 2620 2621 @Override 2622 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2623 // reader 2624 synchronized (mPackages) { 2625 final int N = mPermissionGroups.size(); 2626 ArrayList<PermissionGroupInfo> out 2627 = new ArrayList<PermissionGroupInfo>(N); 2628 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2629 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2630 } 2631 return out; 2632 } 2633 } 2634 2635 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2636 int userId) { 2637 if (!sUserManager.exists(userId)) return null; 2638 PackageSetting ps = mSettings.mPackages.get(packageName); 2639 if (ps != null) { 2640 if (ps.pkg == null) { 2641 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2642 flags, userId); 2643 if (pInfo != null) { 2644 return pInfo.applicationInfo; 2645 } 2646 return null; 2647 } 2648 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2649 ps.readUserState(userId), userId); 2650 } 2651 return null; 2652 } 2653 2654 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2655 int userId) { 2656 if (!sUserManager.exists(userId)) return null; 2657 PackageSetting ps = mSettings.mPackages.get(packageName); 2658 if (ps != null) { 2659 PackageParser.Package pkg = ps.pkg; 2660 if (pkg == null) { 2661 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2662 return null; 2663 } 2664 // Only data remains, so we aren't worried about code paths 2665 pkg = new PackageParser.Package(packageName); 2666 pkg.applicationInfo.packageName = packageName; 2667 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2668 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2669 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2670 packageName, userId).getAbsolutePath(); 2671 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2672 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2673 } 2674 return generatePackageInfo(pkg, flags, userId); 2675 } 2676 return null; 2677 } 2678 2679 @Override 2680 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2681 if (!sUserManager.exists(userId)) return null; 2682 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2683 // writer 2684 synchronized (mPackages) { 2685 PackageParser.Package p = mPackages.get(packageName); 2686 if (DEBUG_PACKAGE_INFO) Log.v( 2687 TAG, "getApplicationInfo " + packageName 2688 + ": " + p); 2689 if (p != null) { 2690 PackageSetting ps = mSettings.mPackages.get(packageName); 2691 if (ps == null) return null; 2692 // Note: isEnabledLP() does not apply here - always return info 2693 return PackageParser.generateApplicationInfo( 2694 p, flags, ps.readUserState(userId), userId); 2695 } 2696 if ("android".equals(packageName)||"system".equals(packageName)) { 2697 return mAndroidApplication; 2698 } 2699 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2700 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2701 } 2702 } 2703 return null; 2704 } 2705 2706 @Override 2707 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2708 final IPackageDataObserver observer) { 2709 mContext.enforceCallingOrSelfPermission( 2710 android.Manifest.permission.CLEAR_APP_CACHE, null); 2711 // Queue up an async operation since clearing cache may take a little while. 2712 mHandler.post(new Runnable() { 2713 public void run() { 2714 mHandler.removeCallbacks(this); 2715 int retCode = -1; 2716 synchronized (mInstallLock) { 2717 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2718 if (retCode < 0) { 2719 Slog.w(TAG, "Couldn't clear application caches"); 2720 } 2721 } 2722 if (observer != null) { 2723 try { 2724 observer.onRemoveCompleted(null, (retCode >= 0)); 2725 } catch (RemoteException e) { 2726 Slog.w(TAG, "RemoveException when invoking call back"); 2727 } 2728 } 2729 } 2730 }); 2731 } 2732 2733 @Override 2734 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2735 final IntentSender pi) { 2736 mContext.enforceCallingOrSelfPermission( 2737 android.Manifest.permission.CLEAR_APP_CACHE, null); 2738 // Queue up an async operation since clearing cache may take a little while. 2739 mHandler.post(new Runnable() { 2740 public void run() { 2741 mHandler.removeCallbacks(this); 2742 int retCode = -1; 2743 synchronized (mInstallLock) { 2744 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2745 if (retCode < 0) { 2746 Slog.w(TAG, "Couldn't clear application caches"); 2747 } 2748 } 2749 if(pi != null) { 2750 try { 2751 // Callback via pending intent 2752 int code = (retCode >= 0) ? 1 : 0; 2753 pi.sendIntent(null, code, null, 2754 null, null); 2755 } catch (SendIntentException e1) { 2756 Slog.i(TAG, "Failed to send pending intent"); 2757 } 2758 } 2759 } 2760 }); 2761 } 2762 2763 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2764 synchronized (mInstallLock) { 2765 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2766 throw new IOException("Failed to free enough space"); 2767 } 2768 } 2769 } 2770 2771 @Override 2772 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2773 if (!sUserManager.exists(userId)) return null; 2774 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2775 synchronized (mPackages) { 2776 PackageParser.Activity a = mActivities.mActivities.get(component); 2777 2778 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2779 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2780 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2781 if (ps == null) return null; 2782 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2783 userId); 2784 } 2785 if (mResolveComponentName.equals(component)) { 2786 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2787 new PackageUserState(), userId); 2788 } 2789 } 2790 return null; 2791 } 2792 2793 @Override 2794 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2795 String resolvedType) { 2796 synchronized (mPackages) { 2797 PackageParser.Activity a = mActivities.mActivities.get(component); 2798 if (a == null) { 2799 return false; 2800 } 2801 for (int i=0; i<a.intents.size(); i++) { 2802 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2803 intent.getData(), intent.getCategories(), TAG) >= 0) { 2804 return true; 2805 } 2806 } 2807 return false; 2808 } 2809 } 2810 2811 @Override 2812 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2813 if (!sUserManager.exists(userId)) return null; 2814 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2815 synchronized (mPackages) { 2816 PackageParser.Activity a = mReceivers.mActivities.get(component); 2817 if (DEBUG_PACKAGE_INFO) Log.v( 2818 TAG, "getReceiverInfo " + component + ": " + a); 2819 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2820 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2821 if (ps == null) return null; 2822 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2823 userId); 2824 } 2825 } 2826 return null; 2827 } 2828 2829 @Override 2830 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2831 if (!sUserManager.exists(userId)) return null; 2832 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2833 synchronized (mPackages) { 2834 PackageParser.Service s = mServices.mServices.get(component); 2835 if (DEBUG_PACKAGE_INFO) Log.v( 2836 TAG, "getServiceInfo " + component + ": " + s); 2837 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2838 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2839 if (ps == null) return null; 2840 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2841 userId); 2842 } 2843 } 2844 return null; 2845 } 2846 2847 @Override 2848 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2849 if (!sUserManager.exists(userId)) return null; 2850 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2851 synchronized (mPackages) { 2852 PackageParser.Provider p = mProviders.mProviders.get(component); 2853 if (DEBUG_PACKAGE_INFO) Log.v( 2854 TAG, "getProviderInfo " + component + ": " + p); 2855 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2856 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2857 if (ps == null) return null; 2858 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2859 userId); 2860 } 2861 } 2862 return null; 2863 } 2864 2865 @Override 2866 public String[] getSystemSharedLibraryNames() { 2867 Set<String> libSet; 2868 synchronized (mPackages) { 2869 libSet = mSharedLibraries.keySet(); 2870 int size = libSet.size(); 2871 if (size > 0) { 2872 String[] libs = new String[size]; 2873 libSet.toArray(libs); 2874 return libs; 2875 } 2876 } 2877 return null; 2878 } 2879 2880 /** 2881 * @hide 2882 */ 2883 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2884 synchronized (mPackages) { 2885 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2886 if (lib != null && lib.apk != null) { 2887 return mPackages.get(lib.apk); 2888 } 2889 } 2890 return null; 2891 } 2892 2893 @Override 2894 public FeatureInfo[] getSystemAvailableFeatures() { 2895 Collection<FeatureInfo> featSet; 2896 synchronized (mPackages) { 2897 featSet = mAvailableFeatures.values(); 2898 int size = featSet.size(); 2899 if (size > 0) { 2900 FeatureInfo[] features = new FeatureInfo[size+1]; 2901 featSet.toArray(features); 2902 FeatureInfo fi = new FeatureInfo(); 2903 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2904 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2905 features[size] = fi; 2906 return features; 2907 } 2908 } 2909 return null; 2910 } 2911 2912 @Override 2913 public boolean hasSystemFeature(String name) { 2914 synchronized (mPackages) { 2915 return mAvailableFeatures.containsKey(name); 2916 } 2917 } 2918 2919 private void checkValidCaller(int uid, int userId) { 2920 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2921 return; 2922 2923 throw new SecurityException("Caller uid=" + uid 2924 + " is not privileged to communicate with user=" + userId); 2925 } 2926 2927 @Override 2928 public int checkPermission(String permName, String pkgName, int userId) { 2929 if (!sUserManager.exists(userId)) { 2930 return PackageManager.PERMISSION_DENIED; 2931 } 2932 2933 synchronized (mPackages) { 2934 final PackageParser.Package p = mPackages.get(pkgName); 2935 if (p != null && p.mExtras != null) { 2936 final PackageSetting ps = (PackageSetting) p.mExtras; 2937 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2938 return PackageManager.PERMISSION_GRANTED; 2939 } 2940 } 2941 } 2942 2943 return PackageManager.PERMISSION_DENIED; 2944 } 2945 2946 @Override 2947 public int checkUidPermission(String permName, int uid) { 2948 final int userId = UserHandle.getUserId(uid); 2949 2950 if (!sUserManager.exists(userId)) { 2951 return PackageManager.PERMISSION_DENIED; 2952 } 2953 2954 synchronized (mPackages) { 2955 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2956 if (obj != null) { 2957 final SettingBase ps = (SettingBase) obj; 2958 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2959 return PackageManager.PERMISSION_GRANTED; 2960 } 2961 } else { 2962 ArraySet<String> perms = mSystemPermissions.get(uid); 2963 if (perms != null && perms.contains(permName)) { 2964 return PackageManager.PERMISSION_GRANTED; 2965 } 2966 } 2967 } 2968 2969 return PackageManager.PERMISSION_DENIED; 2970 } 2971 2972 /** 2973 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2974 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2975 * @param checkShell TODO(yamasani): 2976 * @param message the message to log on security exception 2977 */ 2978 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2979 boolean checkShell, String message) { 2980 if (userId < 0) { 2981 throw new IllegalArgumentException("Invalid userId " + userId); 2982 } 2983 if (checkShell) { 2984 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2985 } 2986 if (userId == UserHandle.getUserId(callingUid)) return; 2987 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2988 if (requireFullPermission) { 2989 mContext.enforceCallingOrSelfPermission( 2990 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2991 } else { 2992 try { 2993 mContext.enforceCallingOrSelfPermission( 2994 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2995 } catch (SecurityException se) { 2996 mContext.enforceCallingOrSelfPermission( 2997 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2998 } 2999 } 3000 } 3001 } 3002 3003 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3004 if (callingUid == Process.SHELL_UID) { 3005 if (userHandle >= 0 3006 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3007 throw new SecurityException("Shell does not have permission to access user " 3008 + userHandle); 3009 } else if (userHandle < 0) { 3010 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3011 + Debug.getCallers(3)); 3012 } 3013 } 3014 } 3015 3016 private BasePermission findPermissionTreeLP(String permName) { 3017 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3018 if (permName.startsWith(bp.name) && 3019 permName.length() > bp.name.length() && 3020 permName.charAt(bp.name.length()) == '.') { 3021 return bp; 3022 } 3023 } 3024 return null; 3025 } 3026 3027 private BasePermission checkPermissionTreeLP(String permName) { 3028 if (permName != null) { 3029 BasePermission bp = findPermissionTreeLP(permName); 3030 if (bp != null) { 3031 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3032 return bp; 3033 } 3034 throw new SecurityException("Calling uid " 3035 + Binder.getCallingUid() 3036 + " is not allowed to add to permission tree " 3037 + bp.name + " owned by uid " + bp.uid); 3038 } 3039 } 3040 throw new SecurityException("No permission tree found for " + permName); 3041 } 3042 3043 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3044 if (s1 == null) { 3045 return s2 == null; 3046 } 3047 if (s2 == null) { 3048 return false; 3049 } 3050 if (s1.getClass() != s2.getClass()) { 3051 return false; 3052 } 3053 return s1.equals(s2); 3054 } 3055 3056 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3057 if (pi1.icon != pi2.icon) return false; 3058 if (pi1.logo != pi2.logo) return false; 3059 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3060 if (!compareStrings(pi1.name, pi2.name)) return false; 3061 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3062 // We'll take care of setting this one. 3063 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3064 // These are not currently stored in settings. 3065 //if (!compareStrings(pi1.group, pi2.group)) return false; 3066 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3067 //if (pi1.labelRes != pi2.labelRes) return false; 3068 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3069 return true; 3070 } 3071 3072 int permissionInfoFootprint(PermissionInfo info) { 3073 int size = info.name.length(); 3074 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3075 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3076 return size; 3077 } 3078 3079 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3080 int size = 0; 3081 for (BasePermission perm : mSettings.mPermissions.values()) { 3082 if (perm.uid == tree.uid) { 3083 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3084 } 3085 } 3086 return size; 3087 } 3088 3089 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3090 // We calculate the max size of permissions defined by this uid and throw 3091 // if that plus the size of 'info' would exceed our stated maximum. 3092 if (tree.uid != Process.SYSTEM_UID) { 3093 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3094 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3095 throw new SecurityException("Permission tree size cap exceeded"); 3096 } 3097 } 3098 } 3099 3100 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3101 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3102 throw new SecurityException("Label must be specified in permission"); 3103 } 3104 BasePermission tree = checkPermissionTreeLP(info.name); 3105 BasePermission bp = mSettings.mPermissions.get(info.name); 3106 boolean added = bp == null; 3107 boolean changed = true; 3108 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3109 if (added) { 3110 enforcePermissionCapLocked(info, tree); 3111 bp = new BasePermission(info.name, tree.sourcePackage, 3112 BasePermission.TYPE_DYNAMIC); 3113 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3114 throw new SecurityException( 3115 "Not allowed to modify non-dynamic permission " 3116 + info.name); 3117 } else { 3118 if (bp.protectionLevel == fixedLevel 3119 && bp.perm.owner.equals(tree.perm.owner) 3120 && bp.uid == tree.uid 3121 && comparePermissionInfos(bp.perm.info, info)) { 3122 changed = false; 3123 } 3124 } 3125 bp.protectionLevel = fixedLevel; 3126 info = new PermissionInfo(info); 3127 info.protectionLevel = fixedLevel; 3128 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3129 bp.perm.info.packageName = tree.perm.info.packageName; 3130 bp.uid = tree.uid; 3131 if (added) { 3132 mSettings.mPermissions.put(info.name, bp); 3133 } 3134 if (changed) { 3135 if (!async) { 3136 mSettings.writeLPr(); 3137 } else { 3138 scheduleWriteSettingsLocked(); 3139 } 3140 } 3141 return added; 3142 } 3143 3144 @Override 3145 public boolean addPermission(PermissionInfo info) { 3146 synchronized (mPackages) { 3147 return addPermissionLocked(info, false); 3148 } 3149 } 3150 3151 @Override 3152 public boolean addPermissionAsync(PermissionInfo info) { 3153 synchronized (mPackages) { 3154 return addPermissionLocked(info, true); 3155 } 3156 } 3157 3158 @Override 3159 public void removePermission(String name) { 3160 synchronized (mPackages) { 3161 checkPermissionTreeLP(name); 3162 BasePermission bp = mSettings.mPermissions.get(name); 3163 if (bp != null) { 3164 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3165 throw new SecurityException( 3166 "Not allowed to modify non-dynamic permission " 3167 + name); 3168 } 3169 mSettings.mPermissions.remove(name); 3170 mSettings.writeLPr(); 3171 } 3172 } 3173 } 3174 3175 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3176 BasePermission bp) { 3177 int index = pkg.requestedPermissions.indexOf(bp.name); 3178 if (index == -1) { 3179 throw new SecurityException("Package " + pkg.packageName 3180 + " has not requested permission " + bp.name); 3181 } 3182 if (!bp.isRuntime()) { 3183 throw new SecurityException("Permission " + bp.name 3184 + " is not a changeable permission type"); 3185 } 3186 } 3187 3188 @Override 3189 public void grantRuntimePermission(String packageName, String name, final int userId) { 3190 if (!sUserManager.exists(userId)) { 3191 Log.e(TAG, "No such user:" + userId); 3192 return; 3193 } 3194 3195 mContext.enforceCallingOrSelfPermission( 3196 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3197 "grantRuntimePermission"); 3198 3199 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3200 "grantRuntimePermission"); 3201 3202 final SettingBase sb; 3203 3204 synchronized (mPackages) { 3205 final PackageParser.Package pkg = mPackages.get(packageName); 3206 if (pkg == null) { 3207 throw new IllegalArgumentException("Unknown package: " + packageName); 3208 } 3209 3210 final BasePermission bp = mSettings.mPermissions.get(name); 3211 if (bp == null) { 3212 throw new IllegalArgumentException("Unknown permission: " + name); 3213 } 3214 3215 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3216 3217 sb = (SettingBase) pkg.mExtras; 3218 if (sb == null) { 3219 throw new IllegalArgumentException("Unknown package: " + packageName); 3220 } 3221 3222 final PermissionsState permissionsState = sb.getPermissionsState(); 3223 3224 final int flags = permissionsState.getPermissionFlags(name, userId); 3225 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3226 throw new SecurityException("Cannot grant system fixed permission: " 3227 + name + " for package: " + packageName); 3228 } 3229 3230 final int result = permissionsState.grantRuntimePermission(bp, userId); 3231 switch (result) { 3232 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3233 return; 3234 } 3235 3236 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3237 mHandler.post(new Runnable() { 3238 @Override 3239 public void run() { 3240 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3241 } 3242 }); 3243 } break; 3244 } 3245 3246 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3247 3248 // Not critical if that is lost - app has to request again. 3249 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3250 } 3251 } 3252 3253 @Override 3254 public void revokeRuntimePermission(String packageName, String name, int userId) { 3255 if (!sUserManager.exists(userId)) { 3256 Log.e(TAG, "No such user:" + userId); 3257 return; 3258 } 3259 3260 mContext.enforceCallingOrSelfPermission( 3261 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3262 "revokeRuntimePermission"); 3263 3264 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3265 "revokeRuntimePermission"); 3266 3267 final SettingBase sb; 3268 3269 synchronized (mPackages) { 3270 final PackageParser.Package pkg = mPackages.get(packageName); 3271 if (pkg == null) { 3272 throw new IllegalArgumentException("Unknown package: " + packageName); 3273 } 3274 3275 final BasePermission bp = mSettings.mPermissions.get(name); 3276 if (bp == null) { 3277 throw new IllegalArgumentException("Unknown permission: " + name); 3278 } 3279 3280 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3281 3282 sb = (SettingBase) pkg.mExtras; 3283 if (sb == null) { 3284 throw new IllegalArgumentException("Unknown package: " + packageName); 3285 } 3286 3287 final PermissionsState permissionsState = sb.getPermissionsState(); 3288 3289 final int flags = permissionsState.getPermissionFlags(name, userId); 3290 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3291 throw new SecurityException("Cannot revoke system fixed permission: " 3292 + name + " for package: " + packageName); 3293 } 3294 3295 if (permissionsState.revokeRuntimePermission(bp, userId) == 3296 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3297 return; 3298 } 3299 3300 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3301 3302 // Critical, after this call app should never have the permission. 3303 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3304 } 3305 3306 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3307 } 3308 3309 @Override 3310 public int getPermissionFlags(String name, String packageName, int userId) { 3311 if (!sUserManager.exists(userId)) { 3312 return 0; 3313 } 3314 3315 mContext.enforceCallingOrSelfPermission( 3316 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3317 "getPermissionFlags"); 3318 3319 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3320 "getPermissionFlags"); 3321 3322 synchronized (mPackages) { 3323 final PackageParser.Package pkg = mPackages.get(packageName); 3324 if (pkg == null) { 3325 throw new IllegalArgumentException("Unknown package: " + packageName); 3326 } 3327 3328 final BasePermission bp = mSettings.mPermissions.get(name); 3329 if (bp == null) { 3330 throw new IllegalArgumentException("Unknown permission: " + name); 3331 } 3332 3333 SettingBase sb = (SettingBase) pkg.mExtras; 3334 if (sb == null) { 3335 throw new IllegalArgumentException("Unknown package: " + packageName); 3336 } 3337 3338 PermissionsState permissionsState = sb.getPermissionsState(); 3339 return permissionsState.getPermissionFlags(name, userId); 3340 } 3341 } 3342 3343 @Override 3344 public void updatePermissionFlags(String name, String packageName, int flagMask, 3345 int flagValues, int userId) { 3346 if (!sUserManager.exists(userId)) { 3347 return; 3348 } 3349 3350 mContext.enforceCallingOrSelfPermission( 3351 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3352 "updatePermissionFlags"); 3353 3354 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3355 "updatePermissionFlags"); 3356 3357 // Only the system can change policy and system fixed flags. 3358 if (getCallingUid() != Process.SYSTEM_UID) { 3359 flagMask &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3360 flagValues &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3361 3362 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3363 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3364 } 3365 3366 synchronized (mPackages) { 3367 final PackageParser.Package pkg = mPackages.get(packageName); 3368 if (pkg == null) { 3369 throw new IllegalArgumentException("Unknown package: " + packageName); 3370 } 3371 3372 final BasePermission bp = mSettings.mPermissions.get(name); 3373 if (bp == null) { 3374 throw new IllegalArgumentException("Unknown permission: " + name); 3375 } 3376 3377 SettingBase sb = (SettingBase) pkg.mExtras; 3378 if (sb == null) { 3379 throw new IllegalArgumentException("Unknown package: " + packageName); 3380 } 3381 3382 PermissionsState permissionsState = sb.getPermissionsState(); 3383 3384 // Only the package manager can change flags for system component permissions. 3385 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3386 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3387 return; 3388 } 3389 3390 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3391 // Install and runtime permissions are stored in different places, 3392 // so figure out what permission changed and persist the change. 3393 if (permissionsState.getInstallPermissionState(name) != null) { 3394 scheduleWriteSettingsLocked(); 3395 } else if (permissionsState.getRuntimePermissionState(name, userId) != null) { 3396 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3397 } 3398 } 3399 } 3400 } 3401 3402 @Override 3403 public boolean shouldShowRequestPermissionRationale(String permissionName, 3404 String packageName, int userId) { 3405 if (UserHandle.getCallingUserId() != userId) { 3406 mContext.enforceCallingPermission( 3407 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3408 "canShowRequestPermissionRationale for user " + userId); 3409 } 3410 3411 final int uid = getPackageUid(packageName, userId); 3412 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3413 return false; 3414 } 3415 3416 if (checkPermission(permissionName, packageName, userId) 3417 == PackageManager.PERMISSION_GRANTED) { 3418 return false; 3419 } 3420 3421 final int flags; 3422 3423 final long identity = Binder.clearCallingIdentity(); 3424 try { 3425 flags = getPermissionFlags(permissionName, 3426 packageName, userId); 3427 } finally { 3428 Binder.restoreCallingIdentity(identity); 3429 } 3430 3431 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3432 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3433 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3434 3435 if ((flags & fixedFlags) != 0) { 3436 return false; 3437 } 3438 3439 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3440 } 3441 3442 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3443 BasePermission bp = mSettings.mPermissions.get(permission); 3444 if (bp == null) { 3445 throw new SecurityException("Missing " + permission + " permission"); 3446 } 3447 3448 SettingBase sb = (SettingBase) pkg.mExtras; 3449 PermissionsState permissionsState = sb.getPermissionsState(); 3450 3451 if (permissionsState.grantInstallPermission(bp) != 3452 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3453 scheduleWriteSettingsLocked(); 3454 } 3455 } 3456 3457 @Override 3458 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3459 mContext.enforceCallingOrSelfPermission( 3460 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3461 "addOnPermissionsChangeListener"); 3462 3463 synchronized (mPackages) { 3464 mOnPermissionChangeListeners.addListenerLocked(listener); 3465 } 3466 } 3467 3468 @Override 3469 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3470 synchronized (mPackages) { 3471 mOnPermissionChangeListeners.removeListenerLocked(listener); 3472 } 3473 } 3474 3475 @Override 3476 public boolean isProtectedBroadcast(String actionName) { 3477 synchronized (mPackages) { 3478 return mProtectedBroadcasts.contains(actionName); 3479 } 3480 } 3481 3482 @Override 3483 public int checkSignatures(String pkg1, String pkg2) { 3484 synchronized (mPackages) { 3485 final PackageParser.Package p1 = mPackages.get(pkg1); 3486 final PackageParser.Package p2 = mPackages.get(pkg2); 3487 if (p1 == null || p1.mExtras == null 3488 || p2 == null || p2.mExtras == null) { 3489 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3490 } 3491 return compareSignatures(p1.mSignatures, p2.mSignatures); 3492 } 3493 } 3494 3495 @Override 3496 public int checkUidSignatures(int uid1, int uid2) { 3497 // Map to base uids. 3498 uid1 = UserHandle.getAppId(uid1); 3499 uid2 = UserHandle.getAppId(uid2); 3500 // reader 3501 synchronized (mPackages) { 3502 Signature[] s1; 3503 Signature[] s2; 3504 Object obj = mSettings.getUserIdLPr(uid1); 3505 if (obj != null) { 3506 if (obj instanceof SharedUserSetting) { 3507 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3508 } else if (obj instanceof PackageSetting) { 3509 s1 = ((PackageSetting)obj).signatures.mSignatures; 3510 } else { 3511 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3512 } 3513 } else { 3514 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3515 } 3516 obj = mSettings.getUserIdLPr(uid2); 3517 if (obj != null) { 3518 if (obj instanceof SharedUserSetting) { 3519 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3520 } else if (obj instanceof PackageSetting) { 3521 s2 = ((PackageSetting)obj).signatures.mSignatures; 3522 } else { 3523 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3524 } 3525 } else { 3526 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3527 } 3528 return compareSignatures(s1, s2); 3529 } 3530 } 3531 3532 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3533 final long identity = Binder.clearCallingIdentity(); 3534 try { 3535 if (sb instanceof SharedUserSetting) { 3536 SharedUserSetting sus = (SharedUserSetting) sb; 3537 final int packageCount = sus.packages.size(); 3538 for (int i = 0; i < packageCount; i++) { 3539 PackageSetting susPs = sus.packages.valueAt(i); 3540 if (userId == UserHandle.USER_ALL) { 3541 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3542 } else { 3543 final int uid = UserHandle.getUid(userId, susPs.appId); 3544 killUid(uid, reason); 3545 } 3546 } 3547 } else if (sb instanceof PackageSetting) { 3548 PackageSetting ps = (PackageSetting) sb; 3549 if (userId == UserHandle.USER_ALL) { 3550 killApplication(ps.pkg.packageName, ps.appId, reason); 3551 } else { 3552 final int uid = UserHandle.getUid(userId, ps.appId); 3553 killUid(uid, reason); 3554 } 3555 } 3556 } finally { 3557 Binder.restoreCallingIdentity(identity); 3558 } 3559 } 3560 3561 private static void killUid(int uid, String reason) { 3562 IActivityManager am = ActivityManagerNative.getDefault(); 3563 if (am != null) { 3564 try { 3565 am.killUid(uid, reason); 3566 } catch (RemoteException e) { 3567 /* ignore - same process */ 3568 } 3569 } 3570 } 3571 3572 /** 3573 * Compares two sets of signatures. Returns: 3574 * <br /> 3575 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3576 * <br /> 3577 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3578 * <br /> 3579 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3580 * <br /> 3581 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3582 * <br /> 3583 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3584 */ 3585 static int compareSignatures(Signature[] s1, Signature[] s2) { 3586 if (s1 == null) { 3587 return s2 == null 3588 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3589 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3590 } 3591 3592 if (s2 == null) { 3593 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3594 } 3595 3596 if (s1.length != s2.length) { 3597 return PackageManager.SIGNATURE_NO_MATCH; 3598 } 3599 3600 // Since both signature sets are of size 1, we can compare without HashSets. 3601 if (s1.length == 1) { 3602 return s1[0].equals(s2[0]) ? 3603 PackageManager.SIGNATURE_MATCH : 3604 PackageManager.SIGNATURE_NO_MATCH; 3605 } 3606 3607 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3608 for (Signature sig : s1) { 3609 set1.add(sig); 3610 } 3611 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3612 for (Signature sig : s2) { 3613 set2.add(sig); 3614 } 3615 // Make sure s2 contains all signatures in s1. 3616 if (set1.equals(set2)) { 3617 return PackageManager.SIGNATURE_MATCH; 3618 } 3619 return PackageManager.SIGNATURE_NO_MATCH; 3620 } 3621 3622 /** 3623 * If the database version for this type of package (internal storage or 3624 * external storage) is less than the version where package signatures 3625 * were updated, return true. 3626 */ 3627 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3628 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3629 DatabaseVersion.SIGNATURE_END_ENTITY)) 3630 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3631 DatabaseVersion.SIGNATURE_END_ENTITY)); 3632 } 3633 3634 /** 3635 * Used for backward compatibility to make sure any packages with 3636 * certificate chains get upgraded to the new style. {@code existingSigs} 3637 * will be in the old format (since they were stored on disk from before the 3638 * system upgrade) and {@code scannedSigs} will be in the newer format. 3639 */ 3640 private int compareSignaturesCompat(PackageSignatures existingSigs, 3641 PackageParser.Package scannedPkg) { 3642 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3643 return PackageManager.SIGNATURE_NO_MATCH; 3644 } 3645 3646 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3647 for (Signature sig : existingSigs.mSignatures) { 3648 existingSet.add(sig); 3649 } 3650 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3651 for (Signature sig : scannedPkg.mSignatures) { 3652 try { 3653 Signature[] chainSignatures = sig.getChainSignatures(); 3654 for (Signature chainSig : chainSignatures) { 3655 scannedCompatSet.add(chainSig); 3656 } 3657 } catch (CertificateEncodingException e) { 3658 scannedCompatSet.add(sig); 3659 } 3660 } 3661 /* 3662 * Make sure the expanded scanned set contains all signatures in the 3663 * existing one. 3664 */ 3665 if (scannedCompatSet.equals(existingSet)) { 3666 // Migrate the old signatures to the new scheme. 3667 existingSigs.assignSignatures(scannedPkg.mSignatures); 3668 // The new KeySets will be re-added later in the scanning process. 3669 synchronized (mPackages) { 3670 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3671 } 3672 return PackageManager.SIGNATURE_MATCH; 3673 } 3674 return PackageManager.SIGNATURE_NO_MATCH; 3675 } 3676 3677 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3678 if (isExternal(scannedPkg)) { 3679 return mSettings.isExternalDatabaseVersionOlderThan( 3680 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3681 } else { 3682 return mSettings.isInternalDatabaseVersionOlderThan( 3683 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3684 } 3685 } 3686 3687 private int compareSignaturesRecover(PackageSignatures existingSigs, 3688 PackageParser.Package scannedPkg) { 3689 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3690 return PackageManager.SIGNATURE_NO_MATCH; 3691 } 3692 3693 String msg = null; 3694 try { 3695 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3696 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3697 + scannedPkg.packageName); 3698 return PackageManager.SIGNATURE_MATCH; 3699 } 3700 } catch (CertificateException e) { 3701 msg = e.getMessage(); 3702 } 3703 3704 logCriticalInfo(Log.INFO, 3705 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3706 return PackageManager.SIGNATURE_NO_MATCH; 3707 } 3708 3709 @Override 3710 public String[] getPackagesForUid(int uid) { 3711 uid = UserHandle.getAppId(uid); 3712 // reader 3713 synchronized (mPackages) { 3714 Object obj = mSettings.getUserIdLPr(uid); 3715 if (obj instanceof SharedUserSetting) { 3716 final SharedUserSetting sus = (SharedUserSetting) obj; 3717 final int N = sus.packages.size(); 3718 final String[] res = new String[N]; 3719 final Iterator<PackageSetting> it = sus.packages.iterator(); 3720 int i = 0; 3721 while (it.hasNext()) { 3722 res[i++] = it.next().name; 3723 } 3724 return res; 3725 } else if (obj instanceof PackageSetting) { 3726 final PackageSetting ps = (PackageSetting) obj; 3727 return new String[] { ps.name }; 3728 } 3729 } 3730 return null; 3731 } 3732 3733 @Override 3734 public String getNameForUid(int uid) { 3735 // reader 3736 synchronized (mPackages) { 3737 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3738 if (obj instanceof SharedUserSetting) { 3739 final SharedUserSetting sus = (SharedUserSetting) obj; 3740 return sus.name + ":" + sus.userId; 3741 } else if (obj instanceof PackageSetting) { 3742 final PackageSetting ps = (PackageSetting) obj; 3743 return ps.name; 3744 } 3745 } 3746 return null; 3747 } 3748 3749 @Override 3750 public int getUidForSharedUser(String sharedUserName) { 3751 if(sharedUserName == null) { 3752 return -1; 3753 } 3754 // reader 3755 synchronized (mPackages) { 3756 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3757 if (suid == null) { 3758 return -1; 3759 } 3760 return suid.userId; 3761 } 3762 } 3763 3764 @Override 3765 public int getFlagsForUid(int uid) { 3766 synchronized (mPackages) { 3767 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3768 if (obj instanceof SharedUserSetting) { 3769 final SharedUserSetting sus = (SharedUserSetting) obj; 3770 return sus.pkgFlags; 3771 } else if (obj instanceof PackageSetting) { 3772 final PackageSetting ps = (PackageSetting) obj; 3773 return ps.pkgFlags; 3774 } 3775 } 3776 return 0; 3777 } 3778 3779 @Override 3780 public int getPrivateFlagsForUid(int uid) { 3781 synchronized (mPackages) { 3782 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3783 if (obj instanceof SharedUserSetting) { 3784 final SharedUserSetting sus = (SharedUserSetting) obj; 3785 return sus.pkgPrivateFlags; 3786 } else if (obj instanceof PackageSetting) { 3787 final PackageSetting ps = (PackageSetting) obj; 3788 return ps.pkgPrivateFlags; 3789 } 3790 } 3791 return 0; 3792 } 3793 3794 @Override 3795 public boolean isUidPrivileged(int uid) { 3796 uid = UserHandle.getAppId(uid); 3797 // reader 3798 synchronized (mPackages) { 3799 Object obj = mSettings.getUserIdLPr(uid); 3800 if (obj instanceof SharedUserSetting) { 3801 final SharedUserSetting sus = (SharedUserSetting) obj; 3802 final Iterator<PackageSetting> it = sus.packages.iterator(); 3803 while (it.hasNext()) { 3804 if (it.next().isPrivileged()) { 3805 return true; 3806 } 3807 } 3808 } else if (obj instanceof PackageSetting) { 3809 final PackageSetting ps = (PackageSetting) obj; 3810 return ps.isPrivileged(); 3811 } 3812 } 3813 return false; 3814 } 3815 3816 @Override 3817 public String[] getAppOpPermissionPackages(String permissionName) { 3818 synchronized (mPackages) { 3819 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3820 if (pkgs == null) { 3821 return null; 3822 } 3823 return pkgs.toArray(new String[pkgs.size()]); 3824 } 3825 } 3826 3827 @Override 3828 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3829 int flags, int userId) { 3830 if (!sUserManager.exists(userId)) return null; 3831 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3832 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3833 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3834 } 3835 3836 @Override 3837 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3838 IntentFilter filter, int match, ComponentName activity) { 3839 final int userId = UserHandle.getCallingUserId(); 3840 if (DEBUG_PREFERRED) { 3841 Log.v(TAG, "setLastChosenActivity intent=" + intent 3842 + " resolvedType=" + resolvedType 3843 + " flags=" + flags 3844 + " filter=" + filter 3845 + " match=" + match 3846 + " activity=" + activity); 3847 filter.dump(new PrintStreamPrinter(System.out), " "); 3848 } 3849 intent.setComponent(null); 3850 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3851 // Find any earlier preferred or last chosen entries and nuke them 3852 findPreferredActivity(intent, resolvedType, 3853 flags, query, 0, false, true, false, userId); 3854 // Add the new activity as the last chosen for this filter 3855 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3856 "Setting last chosen"); 3857 } 3858 3859 @Override 3860 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3861 final int userId = UserHandle.getCallingUserId(); 3862 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3863 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3864 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3865 false, false, false, userId); 3866 } 3867 3868 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3869 int flags, List<ResolveInfo> query, int userId) { 3870 if (query != null) { 3871 final int N = query.size(); 3872 if (N == 1) { 3873 return query.get(0); 3874 } else if (N > 1) { 3875 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3876 // If there is more than one activity with the same priority, 3877 // then let the user decide between them. 3878 ResolveInfo r0 = query.get(0); 3879 ResolveInfo r1 = query.get(1); 3880 if (DEBUG_INTENT_MATCHING || debug) { 3881 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3882 + r1.activityInfo.name + "=" + r1.priority); 3883 } 3884 // If the first activity has a higher priority, or a different 3885 // default, then it is always desireable to pick it. 3886 if (r0.priority != r1.priority 3887 || r0.preferredOrder != r1.preferredOrder 3888 || r0.isDefault != r1.isDefault) { 3889 return query.get(0); 3890 } 3891 // If we have saved a preference for a preferred activity for 3892 // this Intent, use that. 3893 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3894 flags, query, r0.priority, true, false, debug, userId); 3895 if (ri != null) { 3896 return ri; 3897 } 3898 if (userId != 0) { 3899 ri = new ResolveInfo(mResolveInfo); 3900 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3901 ri.activityInfo.applicationInfo = new ApplicationInfo( 3902 ri.activityInfo.applicationInfo); 3903 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3904 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3905 return ri; 3906 } 3907 return mResolveInfo; 3908 } 3909 } 3910 return null; 3911 } 3912 3913 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3914 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3915 final int N = query.size(); 3916 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3917 .get(userId); 3918 // Get the list of persistent preferred activities that handle the intent 3919 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3920 List<PersistentPreferredActivity> pprefs = ppir != null 3921 ? ppir.queryIntent(intent, resolvedType, 3922 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3923 : null; 3924 if (pprefs != null && pprefs.size() > 0) { 3925 final int M = pprefs.size(); 3926 for (int i=0; i<M; i++) { 3927 final PersistentPreferredActivity ppa = pprefs.get(i); 3928 if (DEBUG_PREFERRED || debug) { 3929 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3930 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3931 + "\n component=" + ppa.mComponent); 3932 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3933 } 3934 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3935 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3936 if (DEBUG_PREFERRED || debug) { 3937 Slog.v(TAG, "Found persistent preferred activity:"); 3938 if (ai != null) { 3939 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3940 } else { 3941 Slog.v(TAG, " null"); 3942 } 3943 } 3944 if (ai == null) { 3945 // This previously registered persistent preferred activity 3946 // component is no longer known. Ignore it and do NOT remove it. 3947 continue; 3948 } 3949 for (int j=0; j<N; j++) { 3950 final ResolveInfo ri = query.get(j); 3951 if (!ri.activityInfo.applicationInfo.packageName 3952 .equals(ai.applicationInfo.packageName)) { 3953 continue; 3954 } 3955 if (!ri.activityInfo.name.equals(ai.name)) { 3956 continue; 3957 } 3958 // Found a persistent preference that can handle the intent. 3959 if (DEBUG_PREFERRED || debug) { 3960 Slog.v(TAG, "Returning persistent preferred activity: " + 3961 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3962 } 3963 return ri; 3964 } 3965 } 3966 } 3967 return null; 3968 } 3969 3970 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3971 List<ResolveInfo> query, int priority, boolean always, 3972 boolean removeMatches, boolean debug, int userId) { 3973 if (!sUserManager.exists(userId)) return null; 3974 // writer 3975 synchronized (mPackages) { 3976 if (intent.getSelector() != null) { 3977 intent = intent.getSelector(); 3978 } 3979 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3980 3981 // Try to find a matching persistent preferred activity. 3982 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3983 debug, userId); 3984 3985 // If a persistent preferred activity matched, use it. 3986 if (pri != null) { 3987 return pri; 3988 } 3989 3990 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3991 // Get the list of preferred activities that handle the intent 3992 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3993 List<PreferredActivity> prefs = pir != null 3994 ? pir.queryIntent(intent, resolvedType, 3995 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3996 : null; 3997 if (prefs != null && prefs.size() > 0) { 3998 boolean changed = false; 3999 try { 4000 // First figure out how good the original match set is. 4001 // We will only allow preferred activities that came 4002 // from the same match quality. 4003 int match = 0; 4004 4005 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4006 4007 final int N = query.size(); 4008 for (int j=0; j<N; j++) { 4009 final ResolveInfo ri = query.get(j); 4010 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4011 + ": 0x" + Integer.toHexString(match)); 4012 if (ri.match > match) { 4013 match = ri.match; 4014 } 4015 } 4016 4017 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4018 + Integer.toHexString(match)); 4019 4020 match &= IntentFilter.MATCH_CATEGORY_MASK; 4021 final int M = prefs.size(); 4022 for (int i=0; i<M; i++) { 4023 final PreferredActivity pa = prefs.get(i); 4024 if (DEBUG_PREFERRED || debug) { 4025 Slog.v(TAG, "Checking PreferredActivity ds=" 4026 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4027 + "\n component=" + pa.mPref.mComponent); 4028 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4029 } 4030 if (pa.mPref.mMatch != match) { 4031 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4032 + Integer.toHexString(pa.mPref.mMatch)); 4033 continue; 4034 } 4035 // If it's not an "always" type preferred activity and that's what we're 4036 // looking for, skip it. 4037 if (always && !pa.mPref.mAlways) { 4038 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4039 continue; 4040 } 4041 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4042 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4043 if (DEBUG_PREFERRED || debug) { 4044 Slog.v(TAG, "Found preferred activity:"); 4045 if (ai != null) { 4046 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4047 } else { 4048 Slog.v(TAG, " null"); 4049 } 4050 } 4051 if (ai == null) { 4052 // This previously registered preferred activity 4053 // component is no longer known. Most likely an update 4054 // to the app was installed and in the new version this 4055 // component no longer exists. Clean it up by removing 4056 // it from the preferred activities list, and skip it. 4057 Slog.w(TAG, "Removing dangling preferred activity: " 4058 + pa.mPref.mComponent); 4059 pir.removeFilter(pa); 4060 changed = true; 4061 continue; 4062 } 4063 for (int j=0; j<N; j++) { 4064 final ResolveInfo ri = query.get(j); 4065 if (!ri.activityInfo.applicationInfo.packageName 4066 .equals(ai.applicationInfo.packageName)) { 4067 continue; 4068 } 4069 if (!ri.activityInfo.name.equals(ai.name)) { 4070 continue; 4071 } 4072 4073 if (removeMatches) { 4074 pir.removeFilter(pa); 4075 changed = true; 4076 if (DEBUG_PREFERRED) { 4077 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4078 } 4079 break; 4080 } 4081 4082 // Okay we found a previously set preferred or last chosen app. 4083 // If the result set is different from when this 4084 // was created, we need to clear it and re-ask the 4085 // user their preference, if we're looking for an "always" type entry. 4086 if (always && !pa.mPref.sameSet(query)) { 4087 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4088 + intent + " type " + resolvedType); 4089 if (DEBUG_PREFERRED) { 4090 Slog.v(TAG, "Removing preferred activity since set changed " 4091 + pa.mPref.mComponent); 4092 } 4093 pir.removeFilter(pa); 4094 // Re-add the filter as a "last chosen" entry (!always) 4095 PreferredActivity lastChosen = new PreferredActivity( 4096 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4097 pir.addFilter(lastChosen); 4098 changed = true; 4099 return null; 4100 } 4101 4102 // Yay! Either the set matched or we're looking for the last chosen 4103 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4104 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4105 return ri; 4106 } 4107 } 4108 } finally { 4109 if (changed) { 4110 if (DEBUG_PREFERRED) { 4111 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4112 } 4113 scheduleWritePackageRestrictionsLocked(userId); 4114 } 4115 } 4116 } 4117 } 4118 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4119 return null; 4120 } 4121 4122 /* 4123 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4124 */ 4125 @Override 4126 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4127 int targetUserId) { 4128 mContext.enforceCallingOrSelfPermission( 4129 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4130 List<CrossProfileIntentFilter> matches = 4131 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4132 if (matches != null) { 4133 int size = matches.size(); 4134 for (int i = 0; i < size; i++) { 4135 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4136 } 4137 } 4138 if (hasWebURI(intent)) { 4139 // cross-profile app linking works only towards the parent. 4140 final UserInfo parent = getProfileParent(sourceUserId); 4141 synchronized(mPackages) { 4142 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4143 parent.id) != null; 4144 } 4145 } 4146 return false; 4147 } 4148 4149 private UserInfo getProfileParent(int userId) { 4150 final long identity = Binder.clearCallingIdentity(); 4151 try { 4152 return sUserManager.getProfileParent(userId); 4153 } finally { 4154 Binder.restoreCallingIdentity(identity); 4155 } 4156 } 4157 4158 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4159 String resolvedType, int userId) { 4160 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4161 if (resolver != null) { 4162 return resolver.queryIntent(intent, resolvedType, false, userId); 4163 } 4164 return null; 4165 } 4166 4167 @Override 4168 public List<ResolveInfo> queryIntentActivities(Intent intent, 4169 String resolvedType, int flags, int userId) { 4170 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4171 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4172 ComponentName comp = intent.getComponent(); 4173 if (comp == null) { 4174 if (intent.getSelector() != null) { 4175 intent = intent.getSelector(); 4176 comp = intent.getComponent(); 4177 } 4178 } 4179 4180 if (comp != null) { 4181 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4182 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4183 if (ai != null) { 4184 final ResolveInfo ri = new ResolveInfo(); 4185 ri.activityInfo = ai; 4186 list.add(ri); 4187 } 4188 return list; 4189 } 4190 4191 // reader 4192 synchronized (mPackages) { 4193 final String pkgName = intent.getPackage(); 4194 if (pkgName == null) { 4195 List<CrossProfileIntentFilter> matchingFilters = 4196 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4197 // Check for results that need to skip the current profile. 4198 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4199 resolvedType, flags, userId); 4200 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4201 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4202 result.add(xpResolveInfo); 4203 return filterIfNotPrimaryUser(result, userId); 4204 } 4205 4206 // Check for results in the current profile. 4207 List<ResolveInfo> result = mActivities.queryIntent( 4208 intent, resolvedType, flags, userId); 4209 4210 // Check for cross profile results. 4211 xpResolveInfo = queryCrossProfileIntents( 4212 matchingFilters, intent, resolvedType, flags, userId); 4213 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4214 result.add(xpResolveInfo); 4215 Collections.sort(result, mResolvePrioritySorter); 4216 } 4217 result = filterIfNotPrimaryUser(result, userId); 4218 if (hasWebURI(intent)) { 4219 CrossProfileDomainInfo xpDomainInfo = null; 4220 final UserInfo parent = getProfileParent(userId); 4221 if (parent != null) { 4222 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4223 flags, userId, parent.id); 4224 } 4225 if (xpDomainInfo != null) { 4226 if (xpResolveInfo != null) { 4227 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4228 // in the result. 4229 result.remove(xpResolveInfo); 4230 } 4231 if (result.size() == 0) { 4232 result.add(xpDomainInfo.resolveInfo); 4233 return result; 4234 } 4235 } else if (result.size() <= 1) { 4236 return result; 4237 } 4238 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4239 xpDomainInfo); 4240 Collections.sort(result, mResolvePrioritySorter); 4241 } 4242 return result; 4243 } 4244 final PackageParser.Package pkg = mPackages.get(pkgName); 4245 if (pkg != null) { 4246 return filterIfNotPrimaryUser( 4247 mActivities.queryIntentForPackage( 4248 intent, resolvedType, flags, pkg.activities, userId), 4249 userId); 4250 } 4251 return new ArrayList<ResolveInfo>(); 4252 } 4253 } 4254 4255 private static class CrossProfileDomainInfo { 4256 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4257 ResolveInfo resolveInfo; 4258 /* Best domain verification status of the activities found in the other profile */ 4259 int bestDomainVerificationStatus; 4260 } 4261 4262 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4263 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4264 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4265 sourceUserId)) { 4266 return null; 4267 } 4268 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4269 resolvedType, flags, parentUserId); 4270 4271 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4272 return null; 4273 } 4274 CrossProfileDomainInfo result = null; 4275 int size = resultTargetUser.size(); 4276 for (int i = 0; i < size; i++) { 4277 ResolveInfo riTargetUser = resultTargetUser.get(i); 4278 // Intent filter verification is only for filters that specify a host. So don't return 4279 // those that handle all web uris. 4280 if (riTargetUser.handleAllWebDataURI) { 4281 continue; 4282 } 4283 String packageName = riTargetUser.activityInfo.packageName; 4284 PackageSetting ps = mSettings.mPackages.get(packageName); 4285 if (ps == null) { 4286 continue; 4287 } 4288 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4289 if (result == null) { 4290 result = new CrossProfileDomainInfo(); 4291 result.resolveInfo = 4292 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4293 result.bestDomainVerificationStatus = status; 4294 } else { 4295 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4296 result.bestDomainVerificationStatus); 4297 } 4298 } 4299 return result; 4300 } 4301 4302 /** 4303 * Verification statuses are ordered from the worse to the best, except for 4304 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4305 */ 4306 private int bestDomainVerificationStatus(int status1, int status2) { 4307 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4308 return status2; 4309 } 4310 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4311 return status1; 4312 } 4313 return (int) MathUtils.max(status1, status2); 4314 } 4315 4316 private boolean isUserEnabled(int userId) { 4317 long callingId = Binder.clearCallingIdentity(); 4318 try { 4319 UserInfo userInfo = sUserManager.getUserInfo(userId); 4320 return userInfo != null && userInfo.isEnabled(); 4321 } finally { 4322 Binder.restoreCallingIdentity(callingId); 4323 } 4324 } 4325 4326 /** 4327 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4328 * 4329 * @return filtered list 4330 */ 4331 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4332 if (userId == UserHandle.USER_OWNER) { 4333 return resolveInfos; 4334 } 4335 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4336 ResolveInfo info = resolveInfos.get(i); 4337 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4338 resolveInfos.remove(i); 4339 } 4340 } 4341 return resolveInfos; 4342 } 4343 4344 private static boolean hasWebURI(Intent intent) { 4345 if (intent.getData() == null) { 4346 return false; 4347 } 4348 final String scheme = intent.getScheme(); 4349 if (TextUtils.isEmpty(scheme)) { 4350 return false; 4351 } 4352 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4353 } 4354 4355 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4356 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4357 if (DEBUG_PREFERRED) { 4358 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4359 candidates.size()); 4360 } 4361 4362 final int userId = UserHandle.getCallingUserId(); 4363 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4364 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4365 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4366 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4367 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4368 4369 synchronized (mPackages) { 4370 final int count = candidates.size(); 4371 // First, try to use the domain prefered App. Partition the candidates into four lists: 4372 // one for the final results, one for the "do not use ever", one for "undefined status" 4373 // and finally one for "Browser App type". 4374 for (int n=0; n<count; n++) { 4375 ResolveInfo info = candidates.get(n); 4376 String packageName = info.activityInfo.packageName; 4377 PackageSetting ps = mSettings.mPackages.get(packageName); 4378 if (ps != null) { 4379 // Add to the special match all list (Browser use case) 4380 if (info.handleAllWebDataURI) { 4381 matchAllList.add(info); 4382 continue; 4383 } 4384 // Try to get the status from User settings first 4385 int status = getDomainVerificationStatusLPr(ps, userId); 4386 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4387 alwaysList.add(info); 4388 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4389 neverList.add(info); 4390 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4391 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4392 undefinedList.add(info); 4393 } 4394 } 4395 } 4396 // First try to add the "always" resolution for the current user if there is any 4397 if (alwaysList.size() > 0) { 4398 result.addAll(alwaysList); 4399 // if there is an "always" for the parent user, add it. 4400 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4401 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4402 result.add(xpDomainInfo.resolveInfo); 4403 } else { 4404 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4405 result.addAll(undefinedList); 4406 if (xpDomainInfo != null && ( 4407 xpDomainInfo.bestDomainVerificationStatus 4408 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4409 || xpDomainInfo.bestDomainVerificationStatus 4410 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4411 result.add(xpDomainInfo.resolveInfo); 4412 } 4413 // Also add Browsers (all of them or only the default one) 4414 if ((flags & MATCH_ALL) != 0) { 4415 result.addAll(matchAllList); 4416 } else { 4417 // Try to add the Default Browser if we can 4418 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4419 UserHandle.myUserId()); 4420 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4421 boolean defaultBrowserFound = false; 4422 final int browserCount = matchAllList.size(); 4423 for (int n=0; n<browserCount; n++) { 4424 ResolveInfo browser = matchAllList.get(n); 4425 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4426 result.add(browser); 4427 defaultBrowserFound = true; 4428 break; 4429 } 4430 } 4431 if (!defaultBrowserFound) { 4432 result.addAll(matchAllList); 4433 } 4434 } else { 4435 result.addAll(matchAllList); 4436 } 4437 } 4438 4439 // If there is nothing selected, add all candidates and remove the ones that the User 4440 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4441 if (result.size() == 0) { 4442 result.addAll(candidates); 4443 result.removeAll(neverList); 4444 } 4445 } 4446 } 4447 if (DEBUG_PREFERRED) { 4448 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4449 result.size()); 4450 } 4451 return result; 4452 } 4453 4454 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4455 int status = ps.getDomainVerificationStatusForUser(userId); 4456 // if none available, get the master status 4457 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4458 if (ps.getIntentFilterVerificationInfo() != null) { 4459 status = ps.getIntentFilterVerificationInfo().getStatus(); 4460 } 4461 } 4462 return status; 4463 } 4464 4465 private ResolveInfo querySkipCurrentProfileIntents( 4466 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4467 int flags, int sourceUserId) { 4468 if (matchingFilters != null) { 4469 int size = matchingFilters.size(); 4470 for (int i = 0; i < size; i ++) { 4471 CrossProfileIntentFilter filter = matchingFilters.get(i); 4472 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4473 // Checking if there are activities in the target user that can handle the 4474 // intent. 4475 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4476 flags, sourceUserId); 4477 if (resolveInfo != null) { 4478 return resolveInfo; 4479 } 4480 } 4481 } 4482 } 4483 return null; 4484 } 4485 4486 // Return matching ResolveInfo if any for skip current profile intent filters. 4487 private ResolveInfo queryCrossProfileIntents( 4488 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4489 int flags, int sourceUserId) { 4490 if (matchingFilters != null) { 4491 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4492 // match the same intent. For performance reasons, it is better not to 4493 // run queryIntent twice for the same userId 4494 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4495 int size = matchingFilters.size(); 4496 for (int i = 0; i < size; i++) { 4497 CrossProfileIntentFilter filter = matchingFilters.get(i); 4498 int targetUserId = filter.getTargetUserId(); 4499 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4500 && !alreadyTriedUserIds.get(targetUserId)) { 4501 // Checking if there are activities in the target user that can handle the 4502 // intent. 4503 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4504 flags, sourceUserId); 4505 if (resolveInfo != null) return resolveInfo; 4506 alreadyTriedUserIds.put(targetUserId, true); 4507 } 4508 } 4509 } 4510 return null; 4511 } 4512 4513 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4514 String resolvedType, int flags, int sourceUserId) { 4515 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4516 resolvedType, flags, filter.getTargetUserId()); 4517 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4518 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4519 } 4520 return null; 4521 } 4522 4523 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4524 int sourceUserId, int targetUserId) { 4525 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4526 String className; 4527 if (targetUserId == UserHandle.USER_OWNER) { 4528 className = FORWARD_INTENT_TO_USER_OWNER; 4529 } else { 4530 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4531 } 4532 ComponentName forwardingActivityComponentName = new ComponentName( 4533 mAndroidApplication.packageName, className); 4534 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4535 sourceUserId); 4536 if (targetUserId == UserHandle.USER_OWNER) { 4537 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4538 forwardingResolveInfo.noResourceId = true; 4539 } 4540 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4541 forwardingResolveInfo.priority = 0; 4542 forwardingResolveInfo.preferredOrder = 0; 4543 forwardingResolveInfo.match = 0; 4544 forwardingResolveInfo.isDefault = true; 4545 forwardingResolveInfo.filter = filter; 4546 forwardingResolveInfo.targetUserId = targetUserId; 4547 return forwardingResolveInfo; 4548 } 4549 4550 @Override 4551 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4552 Intent[] specifics, String[] specificTypes, Intent intent, 4553 String resolvedType, int flags, int userId) { 4554 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4555 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4556 false, "query intent activity options"); 4557 final String resultsAction = intent.getAction(); 4558 4559 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4560 | PackageManager.GET_RESOLVED_FILTER, userId); 4561 4562 if (DEBUG_INTENT_MATCHING) { 4563 Log.v(TAG, "Query " + intent + ": " + results); 4564 } 4565 4566 int specificsPos = 0; 4567 int N; 4568 4569 // todo: note that the algorithm used here is O(N^2). This 4570 // isn't a problem in our current environment, but if we start running 4571 // into situations where we have more than 5 or 10 matches then this 4572 // should probably be changed to something smarter... 4573 4574 // First we go through and resolve each of the specific items 4575 // that were supplied, taking care of removing any corresponding 4576 // duplicate items in the generic resolve list. 4577 if (specifics != null) { 4578 for (int i=0; i<specifics.length; i++) { 4579 final Intent sintent = specifics[i]; 4580 if (sintent == null) { 4581 continue; 4582 } 4583 4584 if (DEBUG_INTENT_MATCHING) { 4585 Log.v(TAG, "Specific #" + i + ": " + sintent); 4586 } 4587 4588 String action = sintent.getAction(); 4589 if (resultsAction != null && resultsAction.equals(action)) { 4590 // If this action was explicitly requested, then don't 4591 // remove things that have it. 4592 action = null; 4593 } 4594 4595 ResolveInfo ri = null; 4596 ActivityInfo ai = null; 4597 4598 ComponentName comp = sintent.getComponent(); 4599 if (comp == null) { 4600 ri = resolveIntent( 4601 sintent, 4602 specificTypes != null ? specificTypes[i] : null, 4603 flags, userId); 4604 if (ri == null) { 4605 continue; 4606 } 4607 if (ri == mResolveInfo) { 4608 // ACK! Must do something better with this. 4609 } 4610 ai = ri.activityInfo; 4611 comp = new ComponentName(ai.applicationInfo.packageName, 4612 ai.name); 4613 } else { 4614 ai = getActivityInfo(comp, flags, userId); 4615 if (ai == null) { 4616 continue; 4617 } 4618 } 4619 4620 // Look for any generic query activities that are duplicates 4621 // of this specific one, and remove them from the results. 4622 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4623 N = results.size(); 4624 int j; 4625 for (j=specificsPos; j<N; j++) { 4626 ResolveInfo sri = results.get(j); 4627 if ((sri.activityInfo.name.equals(comp.getClassName()) 4628 && sri.activityInfo.applicationInfo.packageName.equals( 4629 comp.getPackageName())) 4630 || (action != null && sri.filter.matchAction(action))) { 4631 results.remove(j); 4632 if (DEBUG_INTENT_MATCHING) Log.v( 4633 TAG, "Removing duplicate item from " + j 4634 + " due to specific " + specificsPos); 4635 if (ri == null) { 4636 ri = sri; 4637 } 4638 j--; 4639 N--; 4640 } 4641 } 4642 4643 // Add this specific item to its proper place. 4644 if (ri == null) { 4645 ri = new ResolveInfo(); 4646 ri.activityInfo = ai; 4647 } 4648 results.add(specificsPos, ri); 4649 ri.specificIndex = i; 4650 specificsPos++; 4651 } 4652 } 4653 4654 // Now we go through the remaining generic results and remove any 4655 // duplicate actions that are found here. 4656 N = results.size(); 4657 for (int i=specificsPos; i<N-1; i++) { 4658 final ResolveInfo rii = results.get(i); 4659 if (rii.filter == null) { 4660 continue; 4661 } 4662 4663 // Iterate over all of the actions of this result's intent 4664 // filter... typically this should be just one. 4665 final Iterator<String> it = rii.filter.actionsIterator(); 4666 if (it == null) { 4667 continue; 4668 } 4669 while (it.hasNext()) { 4670 final String action = it.next(); 4671 if (resultsAction != null && resultsAction.equals(action)) { 4672 // If this action was explicitly requested, then don't 4673 // remove things that have it. 4674 continue; 4675 } 4676 for (int j=i+1; j<N; j++) { 4677 final ResolveInfo rij = results.get(j); 4678 if (rij.filter != null && rij.filter.hasAction(action)) { 4679 results.remove(j); 4680 if (DEBUG_INTENT_MATCHING) Log.v( 4681 TAG, "Removing duplicate item from " + j 4682 + " due to action " + action + " at " + i); 4683 j--; 4684 N--; 4685 } 4686 } 4687 } 4688 4689 // If the caller didn't request filter information, drop it now 4690 // so we don't have to marshall/unmarshall it. 4691 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4692 rii.filter = null; 4693 } 4694 } 4695 4696 // Filter out the caller activity if so requested. 4697 if (caller != null) { 4698 N = results.size(); 4699 for (int i=0; i<N; i++) { 4700 ActivityInfo ainfo = results.get(i).activityInfo; 4701 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4702 && caller.getClassName().equals(ainfo.name)) { 4703 results.remove(i); 4704 break; 4705 } 4706 } 4707 } 4708 4709 // If the caller didn't request filter information, 4710 // drop them now so we don't have to 4711 // marshall/unmarshall it. 4712 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4713 N = results.size(); 4714 for (int i=0; i<N; i++) { 4715 results.get(i).filter = null; 4716 } 4717 } 4718 4719 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4720 return results; 4721 } 4722 4723 @Override 4724 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4725 int userId) { 4726 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4727 ComponentName comp = intent.getComponent(); 4728 if (comp == null) { 4729 if (intent.getSelector() != null) { 4730 intent = intent.getSelector(); 4731 comp = intent.getComponent(); 4732 } 4733 } 4734 if (comp != null) { 4735 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4736 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4737 if (ai != null) { 4738 ResolveInfo ri = new ResolveInfo(); 4739 ri.activityInfo = ai; 4740 list.add(ri); 4741 } 4742 return list; 4743 } 4744 4745 // reader 4746 synchronized (mPackages) { 4747 String pkgName = intent.getPackage(); 4748 if (pkgName == null) { 4749 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4750 } 4751 final PackageParser.Package pkg = mPackages.get(pkgName); 4752 if (pkg != null) { 4753 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4754 userId); 4755 } 4756 return null; 4757 } 4758 } 4759 4760 @Override 4761 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4762 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4763 if (!sUserManager.exists(userId)) return null; 4764 if (query != null) { 4765 if (query.size() >= 1) { 4766 // If there is more than one service with the same priority, 4767 // just arbitrarily pick the first one. 4768 return query.get(0); 4769 } 4770 } 4771 return null; 4772 } 4773 4774 @Override 4775 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4776 int userId) { 4777 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4778 ComponentName comp = intent.getComponent(); 4779 if (comp == null) { 4780 if (intent.getSelector() != null) { 4781 intent = intent.getSelector(); 4782 comp = intent.getComponent(); 4783 } 4784 } 4785 if (comp != null) { 4786 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4787 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4788 if (si != null) { 4789 final ResolveInfo ri = new ResolveInfo(); 4790 ri.serviceInfo = si; 4791 list.add(ri); 4792 } 4793 return list; 4794 } 4795 4796 // reader 4797 synchronized (mPackages) { 4798 String pkgName = intent.getPackage(); 4799 if (pkgName == null) { 4800 return mServices.queryIntent(intent, resolvedType, flags, userId); 4801 } 4802 final PackageParser.Package pkg = mPackages.get(pkgName); 4803 if (pkg != null) { 4804 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4805 userId); 4806 } 4807 return null; 4808 } 4809 } 4810 4811 @Override 4812 public List<ResolveInfo> queryIntentContentProviders( 4813 Intent intent, String resolvedType, int flags, int userId) { 4814 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4815 ComponentName comp = intent.getComponent(); 4816 if (comp == null) { 4817 if (intent.getSelector() != null) { 4818 intent = intent.getSelector(); 4819 comp = intent.getComponent(); 4820 } 4821 } 4822 if (comp != null) { 4823 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4824 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4825 if (pi != null) { 4826 final ResolveInfo ri = new ResolveInfo(); 4827 ri.providerInfo = pi; 4828 list.add(ri); 4829 } 4830 return list; 4831 } 4832 4833 // reader 4834 synchronized (mPackages) { 4835 String pkgName = intent.getPackage(); 4836 if (pkgName == null) { 4837 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4838 } 4839 final PackageParser.Package pkg = mPackages.get(pkgName); 4840 if (pkg != null) { 4841 return mProviders.queryIntentForPackage( 4842 intent, resolvedType, flags, pkg.providers, userId); 4843 } 4844 return null; 4845 } 4846 } 4847 4848 @Override 4849 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4850 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4851 4852 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4853 4854 // writer 4855 synchronized (mPackages) { 4856 ArrayList<PackageInfo> list; 4857 if (listUninstalled) { 4858 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4859 for (PackageSetting ps : mSettings.mPackages.values()) { 4860 PackageInfo pi; 4861 if (ps.pkg != null) { 4862 pi = generatePackageInfo(ps.pkg, flags, userId); 4863 } else { 4864 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4865 } 4866 if (pi != null) { 4867 list.add(pi); 4868 } 4869 } 4870 } else { 4871 list = new ArrayList<PackageInfo>(mPackages.size()); 4872 for (PackageParser.Package p : mPackages.values()) { 4873 PackageInfo pi = generatePackageInfo(p, flags, userId); 4874 if (pi != null) { 4875 list.add(pi); 4876 } 4877 } 4878 } 4879 4880 return new ParceledListSlice<PackageInfo>(list); 4881 } 4882 } 4883 4884 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4885 String[] permissions, boolean[] tmp, int flags, int userId) { 4886 int numMatch = 0; 4887 final PermissionsState permissionsState = ps.getPermissionsState(); 4888 for (int i=0; i<permissions.length; i++) { 4889 final String permission = permissions[i]; 4890 if (permissionsState.hasPermission(permission, userId)) { 4891 tmp[i] = true; 4892 numMatch++; 4893 } else { 4894 tmp[i] = false; 4895 } 4896 } 4897 if (numMatch == 0) { 4898 return; 4899 } 4900 PackageInfo pi; 4901 if (ps.pkg != null) { 4902 pi = generatePackageInfo(ps.pkg, flags, userId); 4903 } else { 4904 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4905 } 4906 // The above might return null in cases of uninstalled apps or install-state 4907 // skew across users/profiles. 4908 if (pi != null) { 4909 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4910 if (numMatch == permissions.length) { 4911 pi.requestedPermissions = permissions; 4912 } else { 4913 pi.requestedPermissions = new String[numMatch]; 4914 numMatch = 0; 4915 for (int i=0; i<permissions.length; i++) { 4916 if (tmp[i]) { 4917 pi.requestedPermissions[numMatch] = permissions[i]; 4918 numMatch++; 4919 } 4920 } 4921 } 4922 } 4923 list.add(pi); 4924 } 4925 } 4926 4927 @Override 4928 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4929 String[] permissions, int flags, int userId) { 4930 if (!sUserManager.exists(userId)) return null; 4931 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4932 4933 // writer 4934 synchronized (mPackages) { 4935 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4936 boolean[] tmpBools = new boolean[permissions.length]; 4937 if (listUninstalled) { 4938 for (PackageSetting ps : mSettings.mPackages.values()) { 4939 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4940 } 4941 } else { 4942 for (PackageParser.Package pkg : mPackages.values()) { 4943 PackageSetting ps = (PackageSetting)pkg.mExtras; 4944 if (ps != null) { 4945 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4946 userId); 4947 } 4948 } 4949 } 4950 4951 return new ParceledListSlice<PackageInfo>(list); 4952 } 4953 } 4954 4955 @Override 4956 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4957 if (!sUserManager.exists(userId)) return null; 4958 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4959 4960 // writer 4961 synchronized (mPackages) { 4962 ArrayList<ApplicationInfo> list; 4963 if (listUninstalled) { 4964 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4965 for (PackageSetting ps : mSettings.mPackages.values()) { 4966 ApplicationInfo ai; 4967 if (ps.pkg != null) { 4968 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4969 ps.readUserState(userId), userId); 4970 } else { 4971 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4972 } 4973 if (ai != null) { 4974 list.add(ai); 4975 } 4976 } 4977 } else { 4978 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4979 for (PackageParser.Package p : mPackages.values()) { 4980 if (p.mExtras != null) { 4981 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4982 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4983 if (ai != null) { 4984 list.add(ai); 4985 } 4986 } 4987 } 4988 } 4989 4990 return new ParceledListSlice<ApplicationInfo>(list); 4991 } 4992 } 4993 4994 public List<ApplicationInfo> getPersistentApplications(int flags) { 4995 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4996 4997 // reader 4998 synchronized (mPackages) { 4999 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5000 final int userId = UserHandle.getCallingUserId(); 5001 while (i.hasNext()) { 5002 final PackageParser.Package p = i.next(); 5003 if (p.applicationInfo != null 5004 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5005 && (!mSafeMode || isSystemApp(p))) { 5006 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5007 if (ps != null) { 5008 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5009 ps.readUserState(userId), userId); 5010 if (ai != null) { 5011 finalList.add(ai); 5012 } 5013 } 5014 } 5015 } 5016 } 5017 5018 return finalList; 5019 } 5020 5021 @Override 5022 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5023 if (!sUserManager.exists(userId)) return null; 5024 // reader 5025 synchronized (mPackages) { 5026 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5027 PackageSetting ps = provider != null 5028 ? mSettings.mPackages.get(provider.owner.packageName) 5029 : null; 5030 return ps != null 5031 && mSettings.isEnabledLPr(provider.info, flags, userId) 5032 && (!mSafeMode || (provider.info.applicationInfo.flags 5033 &ApplicationInfo.FLAG_SYSTEM) != 0) 5034 ? PackageParser.generateProviderInfo(provider, flags, 5035 ps.readUserState(userId), userId) 5036 : null; 5037 } 5038 } 5039 5040 /** 5041 * @deprecated 5042 */ 5043 @Deprecated 5044 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5045 // reader 5046 synchronized (mPackages) { 5047 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5048 .entrySet().iterator(); 5049 final int userId = UserHandle.getCallingUserId(); 5050 while (i.hasNext()) { 5051 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5052 PackageParser.Provider p = entry.getValue(); 5053 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5054 5055 if (ps != null && p.syncable 5056 && (!mSafeMode || (p.info.applicationInfo.flags 5057 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5058 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5059 ps.readUserState(userId), userId); 5060 if (info != null) { 5061 outNames.add(entry.getKey()); 5062 outInfo.add(info); 5063 } 5064 } 5065 } 5066 } 5067 } 5068 5069 @Override 5070 public List<ProviderInfo> queryContentProviders(String processName, 5071 int uid, int flags) { 5072 ArrayList<ProviderInfo> finalList = null; 5073 // reader 5074 synchronized (mPackages) { 5075 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5076 final int userId = processName != null ? 5077 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5078 while (i.hasNext()) { 5079 final PackageParser.Provider p = i.next(); 5080 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5081 if (ps != null && p.info.authority != null 5082 && (processName == null 5083 || (p.info.processName.equals(processName) 5084 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5085 && mSettings.isEnabledLPr(p.info, flags, userId) 5086 && (!mSafeMode 5087 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5088 if (finalList == null) { 5089 finalList = new ArrayList<ProviderInfo>(3); 5090 } 5091 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5092 ps.readUserState(userId), userId); 5093 if (info != null) { 5094 finalList.add(info); 5095 } 5096 } 5097 } 5098 } 5099 5100 if (finalList != null) { 5101 Collections.sort(finalList, mProviderInitOrderSorter); 5102 } 5103 5104 return finalList; 5105 } 5106 5107 @Override 5108 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5109 int flags) { 5110 // reader 5111 synchronized (mPackages) { 5112 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5113 return PackageParser.generateInstrumentationInfo(i, flags); 5114 } 5115 } 5116 5117 @Override 5118 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5119 int flags) { 5120 ArrayList<InstrumentationInfo> finalList = 5121 new ArrayList<InstrumentationInfo>(); 5122 5123 // reader 5124 synchronized (mPackages) { 5125 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5126 while (i.hasNext()) { 5127 final PackageParser.Instrumentation p = i.next(); 5128 if (targetPackage == null 5129 || targetPackage.equals(p.info.targetPackage)) { 5130 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5131 flags); 5132 if (ii != null) { 5133 finalList.add(ii); 5134 } 5135 } 5136 } 5137 } 5138 5139 return finalList; 5140 } 5141 5142 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5143 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5144 if (overlays == null) { 5145 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5146 return; 5147 } 5148 for (PackageParser.Package opkg : overlays.values()) { 5149 // Not much to do if idmap fails: we already logged the error 5150 // and we certainly don't want to abort installation of pkg simply 5151 // because an overlay didn't fit properly. For these reasons, 5152 // ignore the return value of createIdmapForPackagePairLI. 5153 createIdmapForPackagePairLI(pkg, opkg); 5154 } 5155 } 5156 5157 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5158 PackageParser.Package opkg) { 5159 if (!opkg.mTrustedOverlay) { 5160 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5161 opkg.baseCodePath + ": overlay not trusted"); 5162 return false; 5163 } 5164 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5165 if (overlaySet == null) { 5166 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5167 opkg.baseCodePath + " but target package has no known overlays"); 5168 return false; 5169 } 5170 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5171 // TODO: generate idmap for split APKs 5172 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5173 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5174 + opkg.baseCodePath); 5175 return false; 5176 } 5177 PackageParser.Package[] overlayArray = 5178 overlaySet.values().toArray(new PackageParser.Package[0]); 5179 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5180 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5181 return p1.mOverlayPriority - p2.mOverlayPriority; 5182 } 5183 }; 5184 Arrays.sort(overlayArray, cmp); 5185 5186 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5187 int i = 0; 5188 for (PackageParser.Package p : overlayArray) { 5189 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5190 } 5191 return true; 5192 } 5193 5194 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5195 final File[] files = dir.listFiles(); 5196 if (ArrayUtils.isEmpty(files)) { 5197 Log.d(TAG, "No files in app dir " + dir); 5198 return; 5199 } 5200 5201 if (DEBUG_PACKAGE_SCANNING) { 5202 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5203 + " flags=0x" + Integer.toHexString(parseFlags)); 5204 } 5205 5206 for (File file : files) { 5207 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5208 && !PackageInstallerService.isStageName(file.getName()); 5209 if (!isPackage) { 5210 // Ignore entries which are not packages 5211 continue; 5212 } 5213 try { 5214 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5215 scanFlags, currentTime, null); 5216 } catch (PackageManagerException e) { 5217 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5218 5219 // Delete invalid userdata apps 5220 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5221 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5222 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5223 if (file.isDirectory()) { 5224 mInstaller.rmPackageDir(file.getAbsolutePath()); 5225 } else { 5226 file.delete(); 5227 } 5228 } 5229 } 5230 } 5231 } 5232 5233 private static File getSettingsProblemFile() { 5234 File dataDir = Environment.getDataDirectory(); 5235 File systemDir = new File(dataDir, "system"); 5236 File fname = new File(systemDir, "uiderrors.txt"); 5237 return fname; 5238 } 5239 5240 static void reportSettingsProblem(int priority, String msg) { 5241 logCriticalInfo(priority, msg); 5242 } 5243 5244 static void logCriticalInfo(int priority, String msg) { 5245 Slog.println(priority, TAG, msg); 5246 EventLogTags.writePmCriticalInfo(msg); 5247 try { 5248 File fname = getSettingsProblemFile(); 5249 FileOutputStream out = new FileOutputStream(fname, true); 5250 PrintWriter pw = new FastPrintWriter(out); 5251 SimpleDateFormat formatter = new SimpleDateFormat(); 5252 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5253 pw.println(dateString + ": " + msg); 5254 pw.close(); 5255 FileUtils.setPermissions( 5256 fname.toString(), 5257 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5258 -1, -1); 5259 } catch (java.io.IOException e) { 5260 } 5261 } 5262 5263 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5264 PackageParser.Package pkg, File srcFile, int parseFlags) 5265 throws PackageManagerException { 5266 if (ps != null 5267 && ps.codePath.equals(srcFile) 5268 && ps.timeStamp == srcFile.lastModified() 5269 && !isCompatSignatureUpdateNeeded(pkg) 5270 && !isRecoverSignatureUpdateNeeded(pkg)) { 5271 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5272 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5273 ArraySet<PublicKey> signingKs; 5274 synchronized (mPackages) { 5275 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5276 } 5277 if (ps.signatures.mSignatures != null 5278 && ps.signatures.mSignatures.length != 0 5279 && signingKs != null) { 5280 // Optimization: reuse the existing cached certificates 5281 // if the package appears to be unchanged. 5282 pkg.mSignatures = ps.signatures.mSignatures; 5283 pkg.mSigningKeys = signingKs; 5284 return; 5285 } 5286 5287 Slog.w(TAG, "PackageSetting for " + ps.name 5288 + " is missing signatures. Collecting certs again to recover them."); 5289 } else { 5290 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5291 } 5292 5293 try { 5294 pp.collectCertificates(pkg, parseFlags); 5295 pp.collectManifestDigest(pkg); 5296 } catch (PackageParserException e) { 5297 throw PackageManagerException.from(e); 5298 } 5299 } 5300 5301 /* 5302 * Scan a package and return the newly parsed package. 5303 * Returns null in case of errors and the error code is stored in mLastScanError 5304 */ 5305 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5306 long currentTime, UserHandle user) throws PackageManagerException { 5307 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5308 parseFlags |= mDefParseFlags; 5309 PackageParser pp = new PackageParser(); 5310 pp.setSeparateProcesses(mSeparateProcesses); 5311 pp.setOnlyCoreApps(mOnlyCore); 5312 pp.setDisplayMetrics(mMetrics); 5313 5314 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5315 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5316 } 5317 5318 final PackageParser.Package pkg; 5319 try { 5320 pkg = pp.parsePackage(scanFile, parseFlags); 5321 } catch (PackageParserException e) { 5322 throw PackageManagerException.from(e); 5323 } 5324 5325 PackageSetting ps = null; 5326 PackageSetting updatedPkg; 5327 // reader 5328 synchronized (mPackages) { 5329 // Look to see if we already know about this package. 5330 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5331 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5332 // This package has been renamed to its original name. Let's 5333 // use that. 5334 ps = mSettings.peekPackageLPr(oldName); 5335 } 5336 // If there was no original package, see one for the real package name. 5337 if (ps == null) { 5338 ps = mSettings.peekPackageLPr(pkg.packageName); 5339 } 5340 // Check to see if this package could be hiding/updating a system 5341 // package. Must look for it either under the original or real 5342 // package name depending on our state. 5343 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5344 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5345 } 5346 boolean updatedPkgBetter = false; 5347 // First check if this is a system package that may involve an update 5348 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5349 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5350 // it needs to drop FLAG_PRIVILEGED. 5351 if (locationIsPrivileged(scanFile)) { 5352 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5353 } else { 5354 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5355 } 5356 5357 if (ps != null && !ps.codePath.equals(scanFile)) { 5358 // The path has changed from what was last scanned... check the 5359 // version of the new path against what we have stored to determine 5360 // what to do. 5361 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5362 if (pkg.mVersionCode <= ps.versionCode) { 5363 // The system package has been updated and the code path does not match 5364 // Ignore entry. Skip it. 5365 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5366 + " ignored: updated version " + ps.versionCode 5367 + " better than this " + pkg.mVersionCode); 5368 if (!updatedPkg.codePath.equals(scanFile)) { 5369 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5370 + ps.name + " changing from " + updatedPkg.codePathString 5371 + " to " + scanFile); 5372 updatedPkg.codePath = scanFile; 5373 updatedPkg.codePathString = scanFile.toString(); 5374 updatedPkg.resourcePath = scanFile; 5375 updatedPkg.resourcePathString = scanFile.toString(); 5376 } 5377 updatedPkg.pkg = pkg; 5378 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5379 } else { 5380 // The current app on the system partition is better than 5381 // what we have updated to on the data partition; switch 5382 // back to the system partition version. 5383 // At this point, its safely assumed that package installation for 5384 // apps in system partition will go through. If not there won't be a working 5385 // version of the app 5386 // writer 5387 synchronized (mPackages) { 5388 // Just remove the loaded entries from package lists. 5389 mPackages.remove(ps.name); 5390 } 5391 5392 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5393 + " reverting from " + ps.codePathString 5394 + ": new version " + pkg.mVersionCode 5395 + " better than installed " + ps.versionCode); 5396 5397 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5398 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5399 synchronized (mInstallLock) { 5400 args.cleanUpResourcesLI(); 5401 } 5402 synchronized (mPackages) { 5403 mSettings.enableSystemPackageLPw(ps.name); 5404 } 5405 updatedPkgBetter = true; 5406 } 5407 } 5408 } 5409 5410 if (updatedPkg != null) { 5411 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5412 // initially 5413 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5414 5415 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5416 // flag set initially 5417 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5418 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5419 } 5420 } 5421 5422 // Verify certificates against what was last scanned 5423 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5424 5425 /* 5426 * A new system app appeared, but we already had a non-system one of the 5427 * same name installed earlier. 5428 */ 5429 boolean shouldHideSystemApp = false; 5430 if (updatedPkg == null && ps != null 5431 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5432 /* 5433 * Check to make sure the signatures match first. If they don't, 5434 * wipe the installed application and its data. 5435 */ 5436 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5437 != PackageManager.SIGNATURE_MATCH) { 5438 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5439 + " signatures don't match existing userdata copy; removing"); 5440 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5441 ps = null; 5442 } else { 5443 /* 5444 * If the newly-added system app is an older version than the 5445 * already installed version, hide it. It will be scanned later 5446 * and re-added like an update. 5447 */ 5448 if (pkg.mVersionCode <= ps.versionCode) { 5449 shouldHideSystemApp = true; 5450 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5451 + " but new version " + pkg.mVersionCode + " better than installed " 5452 + ps.versionCode + "; hiding system"); 5453 } else { 5454 /* 5455 * The newly found system app is a newer version that the 5456 * one previously installed. Simply remove the 5457 * already-installed application and replace it with our own 5458 * while keeping the application data. 5459 */ 5460 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5461 + " reverting from " + ps.codePathString + ": new version " 5462 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5463 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5464 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5465 synchronized (mInstallLock) { 5466 args.cleanUpResourcesLI(); 5467 } 5468 } 5469 } 5470 } 5471 5472 // The apk is forward locked (not public) if its code and resources 5473 // are kept in different files. (except for app in either system or 5474 // vendor path). 5475 // TODO grab this value from PackageSettings 5476 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5477 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5478 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5479 } 5480 } 5481 5482 // TODO: extend to support forward-locked splits 5483 String resourcePath = null; 5484 String baseResourcePath = null; 5485 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5486 if (ps != null && ps.resourcePathString != null) { 5487 resourcePath = ps.resourcePathString; 5488 baseResourcePath = ps.resourcePathString; 5489 } else { 5490 // Should not happen at all. Just log an error. 5491 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5492 } 5493 } else { 5494 resourcePath = pkg.codePath; 5495 baseResourcePath = pkg.baseCodePath; 5496 } 5497 5498 // Set application objects path explicitly. 5499 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5500 pkg.applicationInfo.setCodePath(pkg.codePath); 5501 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5502 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5503 pkg.applicationInfo.setResourcePath(resourcePath); 5504 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5505 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5506 5507 // Note that we invoke the following method only if we are about to unpack an application 5508 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5509 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5510 5511 /* 5512 * If the system app should be overridden by a previously installed 5513 * data, hide the system app now and let the /data/app scan pick it up 5514 * again. 5515 */ 5516 if (shouldHideSystemApp) { 5517 synchronized (mPackages) { 5518 /* 5519 * We have to grant systems permissions before we hide, because 5520 * grantPermissions will assume the package update is trying to 5521 * expand its permissions. 5522 */ 5523 grantPermissionsLPw(pkg, true, pkg.packageName); 5524 mSettings.disableSystemPackageLPw(pkg.packageName); 5525 } 5526 } 5527 5528 return scannedPkg; 5529 } 5530 5531 private static String fixProcessName(String defProcessName, 5532 String processName, int uid) { 5533 if (processName == null) { 5534 return defProcessName; 5535 } 5536 return processName; 5537 } 5538 5539 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5540 throws PackageManagerException { 5541 if (pkgSetting.signatures.mSignatures != null) { 5542 // Already existing package. Make sure signatures match 5543 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5544 == PackageManager.SIGNATURE_MATCH; 5545 if (!match) { 5546 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5547 == PackageManager.SIGNATURE_MATCH; 5548 } 5549 if (!match) { 5550 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5551 == PackageManager.SIGNATURE_MATCH; 5552 } 5553 if (!match) { 5554 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5555 + pkg.packageName + " signatures do not match the " 5556 + "previously installed version; ignoring!"); 5557 } 5558 } 5559 5560 // Check for shared user signatures 5561 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5562 // Already existing package. Make sure signatures match 5563 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5564 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5565 if (!match) { 5566 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5567 == PackageManager.SIGNATURE_MATCH; 5568 } 5569 if (!match) { 5570 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5571 == PackageManager.SIGNATURE_MATCH; 5572 } 5573 if (!match) { 5574 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5575 "Package " + pkg.packageName 5576 + " has no signatures that match those in shared user " 5577 + pkgSetting.sharedUser.name + "; ignoring!"); 5578 } 5579 } 5580 } 5581 5582 /** 5583 * Enforces that only the system UID or root's UID can call a method exposed 5584 * via Binder. 5585 * 5586 * @param message used as message if SecurityException is thrown 5587 * @throws SecurityException if the caller is not system or root 5588 */ 5589 private static final void enforceSystemOrRoot(String message) { 5590 final int uid = Binder.getCallingUid(); 5591 if (uid != Process.SYSTEM_UID && uid != 0) { 5592 throw new SecurityException(message); 5593 } 5594 } 5595 5596 @Override 5597 public void performBootDexOpt() { 5598 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5599 5600 // Before everything else, see whether we need to fstrim. 5601 try { 5602 IMountService ms = PackageHelper.getMountService(); 5603 if (ms != null) { 5604 final boolean isUpgrade = isUpgrade(); 5605 boolean doTrim = isUpgrade; 5606 if (doTrim) { 5607 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5608 } else { 5609 final long interval = android.provider.Settings.Global.getLong( 5610 mContext.getContentResolver(), 5611 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5612 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5613 if (interval > 0) { 5614 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5615 if (timeSinceLast > interval) { 5616 doTrim = true; 5617 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5618 + "; running immediately"); 5619 } 5620 } 5621 } 5622 if (doTrim) { 5623 if (!isFirstBoot()) { 5624 try { 5625 ActivityManagerNative.getDefault().showBootMessage( 5626 mContext.getResources().getString( 5627 R.string.android_upgrading_fstrim), true); 5628 } catch (RemoteException e) { 5629 } 5630 } 5631 ms.runMaintenance(); 5632 } 5633 } else { 5634 Slog.e(TAG, "Mount service unavailable!"); 5635 } 5636 } catch (RemoteException e) { 5637 // Can't happen; MountService is local 5638 } 5639 5640 final ArraySet<PackageParser.Package> pkgs; 5641 synchronized (mPackages) { 5642 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5643 } 5644 5645 if (pkgs != null) { 5646 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5647 // in case the device runs out of space. 5648 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5649 // Give priority to core apps. 5650 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5651 PackageParser.Package pkg = it.next(); 5652 if (pkg.coreApp) { 5653 if (DEBUG_DEXOPT) { 5654 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5655 } 5656 sortedPkgs.add(pkg); 5657 it.remove(); 5658 } 5659 } 5660 // Give priority to system apps that listen for pre boot complete. 5661 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5662 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5663 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5664 PackageParser.Package pkg = it.next(); 5665 if (pkgNames.contains(pkg.packageName)) { 5666 if (DEBUG_DEXOPT) { 5667 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5668 } 5669 sortedPkgs.add(pkg); 5670 it.remove(); 5671 } 5672 } 5673 // Give priority to system apps. 5674 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5675 PackageParser.Package pkg = it.next(); 5676 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5677 if (DEBUG_DEXOPT) { 5678 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5679 } 5680 sortedPkgs.add(pkg); 5681 it.remove(); 5682 } 5683 } 5684 // Give priority to updated system apps. 5685 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5686 PackageParser.Package pkg = it.next(); 5687 if (pkg.isUpdatedSystemApp()) { 5688 if (DEBUG_DEXOPT) { 5689 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5690 } 5691 sortedPkgs.add(pkg); 5692 it.remove(); 5693 } 5694 } 5695 // Give priority to apps that listen for boot complete. 5696 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5697 pkgNames = getPackageNamesForIntent(intent); 5698 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5699 PackageParser.Package pkg = it.next(); 5700 if (pkgNames.contains(pkg.packageName)) { 5701 if (DEBUG_DEXOPT) { 5702 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5703 } 5704 sortedPkgs.add(pkg); 5705 it.remove(); 5706 } 5707 } 5708 // Filter out packages that aren't recently used. 5709 filterRecentlyUsedApps(pkgs); 5710 // Add all remaining apps. 5711 for (PackageParser.Package pkg : pkgs) { 5712 if (DEBUG_DEXOPT) { 5713 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5714 } 5715 sortedPkgs.add(pkg); 5716 } 5717 5718 // If we want to be lazy, filter everything that wasn't recently used. 5719 if (mLazyDexOpt) { 5720 filterRecentlyUsedApps(sortedPkgs); 5721 } 5722 5723 int i = 0; 5724 int total = sortedPkgs.size(); 5725 File dataDir = Environment.getDataDirectory(); 5726 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5727 if (lowThreshold == 0) { 5728 throw new IllegalStateException("Invalid low memory threshold"); 5729 } 5730 for (PackageParser.Package pkg : sortedPkgs) { 5731 long usableSpace = dataDir.getUsableSpace(); 5732 if (usableSpace < lowThreshold) { 5733 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5734 break; 5735 } 5736 performBootDexOpt(pkg, ++i, total); 5737 } 5738 } 5739 } 5740 5741 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5742 // Filter out packages that aren't recently used. 5743 // 5744 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5745 // should do a full dexopt. 5746 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5747 int total = pkgs.size(); 5748 int skipped = 0; 5749 long now = System.currentTimeMillis(); 5750 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5751 PackageParser.Package pkg = i.next(); 5752 long then = pkg.mLastPackageUsageTimeInMills; 5753 if (then + mDexOptLRUThresholdInMills < now) { 5754 if (DEBUG_DEXOPT) { 5755 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5756 ((then == 0) ? "never" : new Date(then))); 5757 } 5758 i.remove(); 5759 skipped++; 5760 } 5761 } 5762 if (DEBUG_DEXOPT) { 5763 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5764 } 5765 } 5766 } 5767 5768 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5769 List<ResolveInfo> ris = null; 5770 try { 5771 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5772 intent, null, 0, UserHandle.USER_OWNER); 5773 } catch (RemoteException e) { 5774 } 5775 ArraySet<String> pkgNames = new ArraySet<String>(); 5776 if (ris != null) { 5777 for (ResolveInfo ri : ris) { 5778 pkgNames.add(ri.activityInfo.packageName); 5779 } 5780 } 5781 return pkgNames; 5782 } 5783 5784 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5785 if (DEBUG_DEXOPT) { 5786 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5787 } 5788 if (!isFirstBoot()) { 5789 try { 5790 ActivityManagerNative.getDefault().showBootMessage( 5791 mContext.getResources().getString(R.string.android_upgrading_apk, 5792 curr, total), true); 5793 } catch (RemoteException e) { 5794 } 5795 } 5796 PackageParser.Package p = pkg; 5797 synchronized (mInstallLock) { 5798 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5799 false /* force dex */, false /* defer */, true /* include dependencies */); 5800 } 5801 } 5802 5803 @Override 5804 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5805 return performDexOpt(packageName, instructionSet, false); 5806 } 5807 5808 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5809 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5810 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5811 if (!dexopt && !updateUsage) { 5812 // We aren't going to dexopt or update usage, so bail early. 5813 return false; 5814 } 5815 PackageParser.Package p; 5816 final String targetInstructionSet; 5817 synchronized (mPackages) { 5818 p = mPackages.get(packageName); 5819 if (p == null) { 5820 return false; 5821 } 5822 if (updateUsage) { 5823 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5824 } 5825 mPackageUsage.write(false); 5826 if (!dexopt) { 5827 // We aren't going to dexopt, so bail early. 5828 return false; 5829 } 5830 5831 targetInstructionSet = instructionSet != null ? instructionSet : 5832 getPrimaryInstructionSet(p.applicationInfo); 5833 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5834 return false; 5835 } 5836 } 5837 5838 synchronized (mInstallLock) { 5839 final String[] instructionSets = new String[] { targetInstructionSet }; 5840 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5841 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5842 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5843 } 5844 } 5845 5846 public ArraySet<String> getPackagesThatNeedDexOpt() { 5847 ArraySet<String> pkgs = null; 5848 synchronized (mPackages) { 5849 for (PackageParser.Package p : mPackages.values()) { 5850 if (DEBUG_DEXOPT) { 5851 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5852 } 5853 if (!p.mDexOptPerformed.isEmpty()) { 5854 continue; 5855 } 5856 if (pkgs == null) { 5857 pkgs = new ArraySet<String>(); 5858 } 5859 pkgs.add(p.packageName); 5860 } 5861 } 5862 return pkgs; 5863 } 5864 5865 public void shutdown() { 5866 mPackageUsage.write(true); 5867 } 5868 5869 @Override 5870 public void forceDexOpt(String packageName) { 5871 enforceSystemOrRoot("forceDexOpt"); 5872 5873 PackageParser.Package pkg; 5874 synchronized (mPackages) { 5875 pkg = mPackages.get(packageName); 5876 if (pkg == null) { 5877 throw new IllegalArgumentException("Missing package: " + packageName); 5878 } 5879 } 5880 5881 synchronized (mInstallLock) { 5882 final String[] instructionSets = new String[] { 5883 getPrimaryInstructionSet(pkg.applicationInfo) }; 5884 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5885 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5886 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5887 throw new IllegalStateException("Failed to dexopt: " + res); 5888 } 5889 } 5890 } 5891 5892 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5893 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5894 Slog.w(TAG, "Unable to update from " + oldPkg.name 5895 + " to " + newPkg.packageName 5896 + ": old package not in system partition"); 5897 return false; 5898 } else if (mPackages.get(oldPkg.name) != null) { 5899 Slog.w(TAG, "Unable to update from " + oldPkg.name 5900 + " to " + newPkg.packageName 5901 + ": old package still exists"); 5902 return false; 5903 } 5904 return true; 5905 } 5906 5907 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5908 int[] users = sUserManager.getUserIds(); 5909 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5910 if (res < 0) { 5911 return res; 5912 } 5913 for (int user : users) { 5914 if (user != 0) { 5915 res = mInstaller.createUserData(volumeUuid, packageName, 5916 UserHandle.getUid(user, uid), user, seinfo); 5917 if (res < 0) { 5918 return res; 5919 } 5920 } 5921 } 5922 return res; 5923 } 5924 5925 private int removeDataDirsLI(String volumeUuid, String packageName) { 5926 int[] users = sUserManager.getUserIds(); 5927 int res = 0; 5928 for (int user : users) { 5929 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5930 if (resInner < 0) { 5931 res = resInner; 5932 } 5933 } 5934 5935 return res; 5936 } 5937 5938 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5939 int[] users = sUserManager.getUserIds(); 5940 int res = 0; 5941 for (int user : users) { 5942 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5943 if (resInner < 0) { 5944 res = resInner; 5945 } 5946 } 5947 return res; 5948 } 5949 5950 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5951 PackageParser.Package changingLib) { 5952 if (file.path != null) { 5953 usesLibraryFiles.add(file.path); 5954 return; 5955 } 5956 PackageParser.Package p = mPackages.get(file.apk); 5957 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5958 // If we are doing this while in the middle of updating a library apk, 5959 // then we need to make sure to use that new apk for determining the 5960 // dependencies here. (We haven't yet finished committing the new apk 5961 // to the package manager state.) 5962 if (p == null || p.packageName.equals(changingLib.packageName)) { 5963 p = changingLib; 5964 } 5965 } 5966 if (p != null) { 5967 usesLibraryFiles.addAll(p.getAllCodePaths()); 5968 } 5969 } 5970 5971 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5972 PackageParser.Package changingLib) throws PackageManagerException { 5973 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5974 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5975 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5976 for (int i=0; i<N; i++) { 5977 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5978 if (file == null) { 5979 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5980 "Package " + pkg.packageName + " requires unavailable shared library " 5981 + pkg.usesLibraries.get(i) + "; failing!"); 5982 } 5983 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5984 } 5985 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5986 for (int i=0; i<N; i++) { 5987 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5988 if (file == null) { 5989 Slog.w(TAG, "Package " + pkg.packageName 5990 + " desires unavailable shared library " 5991 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5992 } else { 5993 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5994 } 5995 } 5996 N = usesLibraryFiles.size(); 5997 if (N > 0) { 5998 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5999 } else { 6000 pkg.usesLibraryFiles = null; 6001 } 6002 } 6003 } 6004 6005 private static boolean hasString(List<String> list, List<String> which) { 6006 if (list == null) { 6007 return false; 6008 } 6009 for (int i=list.size()-1; i>=0; i--) { 6010 for (int j=which.size()-1; j>=0; j--) { 6011 if (which.get(j).equals(list.get(i))) { 6012 return true; 6013 } 6014 } 6015 } 6016 return false; 6017 } 6018 6019 private void updateAllSharedLibrariesLPw() { 6020 for (PackageParser.Package pkg : mPackages.values()) { 6021 try { 6022 updateSharedLibrariesLPw(pkg, null); 6023 } catch (PackageManagerException e) { 6024 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6025 } 6026 } 6027 } 6028 6029 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6030 PackageParser.Package changingPkg) { 6031 ArrayList<PackageParser.Package> res = null; 6032 for (PackageParser.Package pkg : mPackages.values()) { 6033 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6034 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6035 if (res == null) { 6036 res = new ArrayList<PackageParser.Package>(); 6037 } 6038 res.add(pkg); 6039 try { 6040 updateSharedLibrariesLPw(pkg, changingPkg); 6041 } catch (PackageManagerException e) { 6042 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6043 } 6044 } 6045 } 6046 return res; 6047 } 6048 6049 /** 6050 * Derive the value of the {@code cpuAbiOverride} based on the provided 6051 * value and an optional stored value from the package settings. 6052 */ 6053 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6054 String cpuAbiOverride = null; 6055 6056 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6057 cpuAbiOverride = null; 6058 } else if (abiOverride != null) { 6059 cpuAbiOverride = abiOverride; 6060 } else if (settings != null) { 6061 cpuAbiOverride = settings.cpuAbiOverrideString; 6062 } 6063 6064 return cpuAbiOverride; 6065 } 6066 6067 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6068 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6069 boolean success = false; 6070 try { 6071 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6072 currentTime, user); 6073 success = true; 6074 return res; 6075 } finally { 6076 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6077 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6078 } 6079 } 6080 } 6081 6082 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6083 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6084 final File scanFile = new File(pkg.codePath); 6085 if (pkg.applicationInfo.getCodePath() == null || 6086 pkg.applicationInfo.getResourcePath() == null) { 6087 // Bail out. The resource and code paths haven't been set. 6088 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6089 "Code and resource paths haven't been set correctly"); 6090 } 6091 6092 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6093 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6094 } else { 6095 // Only allow system apps to be flagged as core apps. 6096 pkg.coreApp = false; 6097 } 6098 6099 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6100 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6101 } 6102 6103 if (mCustomResolverComponentName != null && 6104 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6105 setUpCustomResolverActivity(pkg); 6106 } 6107 6108 if (pkg.packageName.equals("android")) { 6109 synchronized (mPackages) { 6110 if (mAndroidApplication != null) { 6111 Slog.w(TAG, "*************************************************"); 6112 Slog.w(TAG, "Core android package being redefined. Skipping."); 6113 Slog.w(TAG, " file=" + scanFile); 6114 Slog.w(TAG, "*************************************************"); 6115 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6116 "Core android package being redefined. Skipping."); 6117 } 6118 6119 // Set up information for our fall-back user intent resolution activity. 6120 mPlatformPackage = pkg; 6121 pkg.mVersionCode = mSdkVersion; 6122 mAndroidApplication = pkg.applicationInfo; 6123 6124 if (!mResolverReplaced) { 6125 mResolveActivity.applicationInfo = mAndroidApplication; 6126 mResolveActivity.name = ResolverActivity.class.getName(); 6127 mResolveActivity.packageName = mAndroidApplication.packageName; 6128 mResolveActivity.processName = "system:ui"; 6129 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6130 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6131 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6132 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6133 mResolveActivity.exported = true; 6134 mResolveActivity.enabled = true; 6135 mResolveInfo.activityInfo = mResolveActivity; 6136 mResolveInfo.priority = 0; 6137 mResolveInfo.preferredOrder = 0; 6138 mResolveInfo.match = 0; 6139 mResolveComponentName = new ComponentName( 6140 mAndroidApplication.packageName, mResolveActivity.name); 6141 } 6142 } 6143 } 6144 6145 if (DEBUG_PACKAGE_SCANNING) { 6146 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6147 Log.d(TAG, "Scanning package " + pkg.packageName); 6148 } 6149 6150 if (mPackages.containsKey(pkg.packageName) 6151 || mSharedLibraries.containsKey(pkg.packageName)) { 6152 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6153 "Application package " + pkg.packageName 6154 + " already installed. Skipping duplicate."); 6155 } 6156 6157 // If we're only installing presumed-existing packages, require that the 6158 // scanned APK is both already known and at the path previously established 6159 // for it. Previously unknown packages we pick up normally, but if we have an 6160 // a priori expectation about this package's install presence, enforce it. 6161 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6162 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6163 if (known != null) { 6164 if (DEBUG_PACKAGE_SCANNING) { 6165 Log.d(TAG, "Examining " + pkg.codePath 6166 + " and requiring known paths " + known.codePathString 6167 + " & " + known.resourcePathString); 6168 } 6169 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6170 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6171 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6172 "Application package " + pkg.packageName 6173 + " found at " + pkg.applicationInfo.getCodePath() 6174 + " but expected at " + known.codePathString + "; ignoring."); 6175 } 6176 } 6177 } 6178 6179 // Initialize package source and resource directories 6180 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6181 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6182 6183 SharedUserSetting suid = null; 6184 PackageSetting pkgSetting = null; 6185 6186 if (!isSystemApp(pkg)) { 6187 // Only system apps can use these features. 6188 pkg.mOriginalPackages = null; 6189 pkg.mRealPackage = null; 6190 pkg.mAdoptPermissions = null; 6191 } 6192 6193 // writer 6194 synchronized (mPackages) { 6195 if (pkg.mSharedUserId != null) { 6196 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6197 if (suid == null) { 6198 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6199 "Creating application package " + pkg.packageName 6200 + " for shared user failed"); 6201 } 6202 if (DEBUG_PACKAGE_SCANNING) { 6203 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6204 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6205 + "): packages=" + suid.packages); 6206 } 6207 } 6208 6209 // Check if we are renaming from an original package name. 6210 PackageSetting origPackage = null; 6211 String realName = null; 6212 if (pkg.mOriginalPackages != null) { 6213 // This package may need to be renamed to a previously 6214 // installed name. Let's check on that... 6215 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6216 if (pkg.mOriginalPackages.contains(renamed)) { 6217 // This package had originally been installed as the 6218 // original name, and we have already taken care of 6219 // transitioning to the new one. Just update the new 6220 // one to continue using the old name. 6221 realName = pkg.mRealPackage; 6222 if (!pkg.packageName.equals(renamed)) { 6223 // Callers into this function may have already taken 6224 // care of renaming the package; only do it here if 6225 // it is not already done. 6226 pkg.setPackageName(renamed); 6227 } 6228 6229 } else { 6230 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6231 if ((origPackage = mSettings.peekPackageLPr( 6232 pkg.mOriginalPackages.get(i))) != null) { 6233 // We do have the package already installed under its 6234 // original name... should we use it? 6235 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6236 // New package is not compatible with original. 6237 origPackage = null; 6238 continue; 6239 } else if (origPackage.sharedUser != null) { 6240 // Make sure uid is compatible between packages. 6241 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6242 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6243 + " to " + pkg.packageName + ": old uid " 6244 + origPackage.sharedUser.name 6245 + " differs from " + pkg.mSharedUserId); 6246 origPackage = null; 6247 continue; 6248 } 6249 } else { 6250 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6251 + pkg.packageName + " to old name " + origPackage.name); 6252 } 6253 break; 6254 } 6255 } 6256 } 6257 } 6258 6259 if (mTransferedPackages.contains(pkg.packageName)) { 6260 Slog.w(TAG, "Package " + pkg.packageName 6261 + " was transferred to another, but its .apk remains"); 6262 } 6263 6264 // Just create the setting, don't add it yet. For already existing packages 6265 // the PkgSetting exists already and doesn't have to be created. 6266 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6267 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6268 pkg.applicationInfo.primaryCpuAbi, 6269 pkg.applicationInfo.secondaryCpuAbi, 6270 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6271 user, false); 6272 if (pkgSetting == null) { 6273 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6274 "Creating application package " + pkg.packageName + " failed"); 6275 } 6276 6277 if (pkgSetting.origPackage != null) { 6278 // If we are first transitioning from an original package, 6279 // fix up the new package's name now. We need to do this after 6280 // looking up the package under its new name, so getPackageLP 6281 // can take care of fiddling things correctly. 6282 pkg.setPackageName(origPackage.name); 6283 6284 // File a report about this. 6285 String msg = "New package " + pkgSetting.realName 6286 + " renamed to replace old package " + pkgSetting.name; 6287 reportSettingsProblem(Log.WARN, msg); 6288 6289 // Make a note of it. 6290 mTransferedPackages.add(origPackage.name); 6291 6292 // No longer need to retain this. 6293 pkgSetting.origPackage = null; 6294 } 6295 6296 if (realName != null) { 6297 // Make a note of it. 6298 mTransferedPackages.add(pkg.packageName); 6299 } 6300 6301 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6302 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6303 } 6304 6305 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6306 // Check all shared libraries and map to their actual file path. 6307 // We only do this here for apps not on a system dir, because those 6308 // are the only ones that can fail an install due to this. We 6309 // will take care of the system apps by updating all of their 6310 // library paths after the scan is done. 6311 updateSharedLibrariesLPw(pkg, null); 6312 } 6313 6314 if (mFoundPolicyFile) { 6315 SELinuxMMAC.assignSeinfoValue(pkg); 6316 } 6317 6318 pkg.applicationInfo.uid = pkgSetting.appId; 6319 pkg.mExtras = pkgSetting; 6320 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6321 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6322 // We just determined the app is signed correctly, so bring 6323 // over the latest parsed certs. 6324 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6325 } else { 6326 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6327 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6328 "Package " + pkg.packageName + " upgrade keys do not match the " 6329 + "previously installed version"); 6330 } else { 6331 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6332 String msg = "System package " + pkg.packageName 6333 + " signature changed; retaining data."; 6334 reportSettingsProblem(Log.WARN, msg); 6335 } 6336 } 6337 } else { 6338 try { 6339 verifySignaturesLP(pkgSetting, pkg); 6340 // We just determined the app is signed correctly, so bring 6341 // over the latest parsed certs. 6342 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6343 } catch (PackageManagerException e) { 6344 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6345 throw e; 6346 } 6347 // The signature has changed, but this package is in the system 6348 // image... let's recover! 6349 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6350 // However... if this package is part of a shared user, but it 6351 // doesn't match the signature of the shared user, let's fail. 6352 // What this means is that you can't change the signatures 6353 // associated with an overall shared user, which doesn't seem all 6354 // that unreasonable. 6355 if (pkgSetting.sharedUser != null) { 6356 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6357 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6358 throw new PackageManagerException( 6359 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6360 "Signature mismatch for shared user : " 6361 + pkgSetting.sharedUser); 6362 } 6363 } 6364 // File a report about this. 6365 String msg = "System package " + pkg.packageName 6366 + " signature changed; retaining data."; 6367 reportSettingsProblem(Log.WARN, msg); 6368 } 6369 } 6370 // Verify that this new package doesn't have any content providers 6371 // that conflict with existing packages. Only do this if the 6372 // package isn't already installed, since we don't want to break 6373 // things that are installed. 6374 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6375 final int N = pkg.providers.size(); 6376 int i; 6377 for (i=0; i<N; i++) { 6378 PackageParser.Provider p = pkg.providers.get(i); 6379 if (p.info.authority != null) { 6380 String names[] = p.info.authority.split(";"); 6381 for (int j = 0; j < names.length; j++) { 6382 if (mProvidersByAuthority.containsKey(names[j])) { 6383 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6384 final String otherPackageName = 6385 ((other != null && other.getComponentName() != null) ? 6386 other.getComponentName().getPackageName() : "?"); 6387 throw new PackageManagerException( 6388 INSTALL_FAILED_CONFLICTING_PROVIDER, 6389 "Can't install because provider name " + names[j] 6390 + " (in package " + pkg.applicationInfo.packageName 6391 + ") is already used by " + otherPackageName); 6392 } 6393 } 6394 } 6395 } 6396 } 6397 6398 if (pkg.mAdoptPermissions != null) { 6399 // This package wants to adopt ownership of permissions from 6400 // another package. 6401 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6402 final String origName = pkg.mAdoptPermissions.get(i); 6403 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6404 if (orig != null) { 6405 if (verifyPackageUpdateLPr(orig, pkg)) { 6406 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6407 + pkg.packageName); 6408 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6409 } 6410 } 6411 } 6412 } 6413 } 6414 6415 final String pkgName = pkg.packageName; 6416 6417 final long scanFileTime = scanFile.lastModified(); 6418 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6419 pkg.applicationInfo.processName = fixProcessName( 6420 pkg.applicationInfo.packageName, 6421 pkg.applicationInfo.processName, 6422 pkg.applicationInfo.uid); 6423 6424 File dataPath; 6425 if (mPlatformPackage == pkg) { 6426 // The system package is special. 6427 dataPath = new File(Environment.getDataDirectory(), "system"); 6428 6429 pkg.applicationInfo.dataDir = dataPath.getPath(); 6430 6431 } else { 6432 // This is a normal package, need to make its data directory. 6433 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6434 UserHandle.USER_OWNER); 6435 6436 boolean uidError = false; 6437 if (dataPath.exists()) { 6438 int currentUid = 0; 6439 try { 6440 StructStat stat = Os.stat(dataPath.getPath()); 6441 currentUid = stat.st_uid; 6442 } catch (ErrnoException e) { 6443 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6444 } 6445 6446 // If we have mismatched owners for the data path, we have a problem. 6447 if (currentUid != pkg.applicationInfo.uid) { 6448 boolean recovered = false; 6449 if (currentUid == 0) { 6450 // The directory somehow became owned by root. Wow. 6451 // This is probably because the system was stopped while 6452 // installd was in the middle of messing with its libs 6453 // directory. Ask installd to fix that. 6454 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6455 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6456 if (ret >= 0) { 6457 recovered = true; 6458 String msg = "Package " + pkg.packageName 6459 + " unexpectedly changed to uid 0; recovered to " + 6460 + pkg.applicationInfo.uid; 6461 reportSettingsProblem(Log.WARN, msg); 6462 } 6463 } 6464 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6465 || (scanFlags&SCAN_BOOTING) != 0)) { 6466 // If this is a system app, we can at least delete its 6467 // current data so the application will still work. 6468 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6469 if (ret >= 0) { 6470 // TODO: Kill the processes first 6471 // Old data gone! 6472 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6473 ? "System package " : "Third party package "; 6474 String msg = prefix + pkg.packageName 6475 + " has changed from uid: " 6476 + currentUid + " to " 6477 + pkg.applicationInfo.uid + "; old data erased"; 6478 reportSettingsProblem(Log.WARN, msg); 6479 recovered = true; 6480 6481 // And now re-install the app. 6482 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6483 pkg.applicationInfo.seinfo); 6484 if (ret == -1) { 6485 // Ack should not happen! 6486 msg = prefix + pkg.packageName 6487 + " could not have data directory re-created after delete."; 6488 reportSettingsProblem(Log.WARN, msg); 6489 throw new PackageManagerException( 6490 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6491 } 6492 } 6493 if (!recovered) { 6494 mHasSystemUidErrors = true; 6495 } 6496 } else if (!recovered) { 6497 // If we allow this install to proceed, we will be broken. 6498 // Abort, abort! 6499 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6500 "scanPackageLI"); 6501 } 6502 if (!recovered) { 6503 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6504 + pkg.applicationInfo.uid + "/fs_" 6505 + currentUid; 6506 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6507 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6508 String msg = "Package " + pkg.packageName 6509 + " has mismatched uid: " 6510 + currentUid + " on disk, " 6511 + pkg.applicationInfo.uid + " in settings"; 6512 // writer 6513 synchronized (mPackages) { 6514 mSettings.mReadMessages.append(msg); 6515 mSettings.mReadMessages.append('\n'); 6516 uidError = true; 6517 if (!pkgSetting.uidError) { 6518 reportSettingsProblem(Log.ERROR, msg); 6519 } 6520 } 6521 } 6522 } 6523 pkg.applicationInfo.dataDir = dataPath.getPath(); 6524 if (mShouldRestoreconData) { 6525 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6526 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6527 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6528 } 6529 } else { 6530 if (DEBUG_PACKAGE_SCANNING) { 6531 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6532 Log.v(TAG, "Want this data dir: " + dataPath); 6533 } 6534 //invoke installer to do the actual installation 6535 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6536 pkg.applicationInfo.seinfo); 6537 if (ret < 0) { 6538 // Error from installer 6539 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6540 "Unable to create data dirs [errorCode=" + ret + "]"); 6541 } 6542 6543 if (dataPath.exists()) { 6544 pkg.applicationInfo.dataDir = dataPath.getPath(); 6545 } else { 6546 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6547 pkg.applicationInfo.dataDir = null; 6548 } 6549 } 6550 6551 pkgSetting.uidError = uidError; 6552 } 6553 6554 final String path = scanFile.getPath(); 6555 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6556 6557 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6558 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6559 6560 // Some system apps still use directory structure for native libraries 6561 // in which case we might end up not detecting abi solely based on apk 6562 // structure. Try to detect abi based on directory structure. 6563 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6564 pkg.applicationInfo.primaryCpuAbi == null) { 6565 setBundledAppAbisAndRoots(pkg, pkgSetting); 6566 setNativeLibraryPaths(pkg); 6567 } 6568 6569 } else { 6570 if ((scanFlags & SCAN_MOVE) != 0) { 6571 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6572 // but we already have this packages package info in the PackageSetting. We just 6573 // use that and derive the native library path based on the new codepath. 6574 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6575 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6576 } 6577 6578 // Set native library paths again. For moves, the path will be updated based on the 6579 // ABIs we've determined above. For non-moves, the path will be updated based on the 6580 // ABIs we determined during compilation, but the path will depend on the final 6581 // package path (after the rename away from the stage path). 6582 setNativeLibraryPaths(pkg); 6583 } 6584 6585 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6586 final int[] userIds = sUserManager.getUserIds(); 6587 synchronized (mInstallLock) { 6588 // Create a native library symlink only if we have native libraries 6589 // and if the native libraries are 32 bit libraries. We do not provide 6590 // this symlink for 64 bit libraries. 6591 if (pkg.applicationInfo.primaryCpuAbi != null && 6592 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6593 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6594 for (int userId : userIds) { 6595 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6596 nativeLibPath, userId) < 0) { 6597 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6598 "Failed linking native library dir (user=" + userId + ")"); 6599 } 6600 } 6601 } 6602 } 6603 6604 // This is a special case for the "system" package, where the ABI is 6605 // dictated by the zygote configuration (and init.rc). We should keep track 6606 // of this ABI so that we can deal with "normal" applications that run under 6607 // the same UID correctly. 6608 if (mPlatformPackage == pkg) { 6609 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6610 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6611 } 6612 6613 // If there's a mismatch between the abi-override in the package setting 6614 // and the abiOverride specified for the install. Warn about this because we 6615 // would've already compiled the app without taking the package setting into 6616 // account. 6617 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6618 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6619 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6620 " for package: " + pkg.packageName); 6621 } 6622 } 6623 6624 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6625 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6626 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6627 6628 // Copy the derived override back to the parsed package, so that we can 6629 // update the package settings accordingly. 6630 pkg.cpuAbiOverride = cpuAbiOverride; 6631 6632 if (DEBUG_ABI_SELECTION) { 6633 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6634 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6635 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6636 } 6637 6638 // Push the derived path down into PackageSettings so we know what to 6639 // clean up at uninstall time. 6640 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6641 6642 if (DEBUG_ABI_SELECTION) { 6643 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6644 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6645 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6646 } 6647 6648 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6649 // We don't do this here during boot because we can do it all 6650 // at once after scanning all existing packages. 6651 // 6652 // We also do this *before* we perform dexopt on this package, so that 6653 // we can avoid redundant dexopts, and also to make sure we've got the 6654 // code and package path correct. 6655 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6656 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6657 } 6658 6659 if ((scanFlags & SCAN_NO_DEX) == 0) { 6660 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6661 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6662 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6663 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6664 } 6665 } 6666 if (mFactoryTest && pkg.requestedPermissions.contains( 6667 android.Manifest.permission.FACTORY_TEST)) { 6668 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6669 } 6670 6671 ArrayList<PackageParser.Package> clientLibPkgs = null; 6672 6673 // writer 6674 synchronized (mPackages) { 6675 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6676 // Only system apps can add new shared libraries. 6677 if (pkg.libraryNames != null) { 6678 for (int i=0; i<pkg.libraryNames.size(); i++) { 6679 String name = pkg.libraryNames.get(i); 6680 boolean allowed = false; 6681 if (pkg.isUpdatedSystemApp()) { 6682 // New library entries can only be added through the 6683 // system image. This is important to get rid of a lot 6684 // of nasty edge cases: for example if we allowed a non- 6685 // system update of the app to add a library, then uninstalling 6686 // the update would make the library go away, and assumptions 6687 // we made such as through app install filtering would now 6688 // have allowed apps on the device which aren't compatible 6689 // with it. Better to just have the restriction here, be 6690 // conservative, and create many fewer cases that can negatively 6691 // impact the user experience. 6692 final PackageSetting sysPs = mSettings 6693 .getDisabledSystemPkgLPr(pkg.packageName); 6694 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6695 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6696 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6697 allowed = true; 6698 allowed = true; 6699 break; 6700 } 6701 } 6702 } 6703 } else { 6704 allowed = true; 6705 } 6706 if (allowed) { 6707 if (!mSharedLibraries.containsKey(name)) { 6708 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6709 } else if (!name.equals(pkg.packageName)) { 6710 Slog.w(TAG, "Package " + pkg.packageName + " library " 6711 + name + " already exists; skipping"); 6712 } 6713 } else { 6714 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6715 + name + " that is not declared on system image; skipping"); 6716 } 6717 } 6718 if ((scanFlags&SCAN_BOOTING) == 0) { 6719 // If we are not booting, we need to update any applications 6720 // that are clients of our shared library. If we are booting, 6721 // this will all be done once the scan is complete. 6722 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6723 } 6724 } 6725 } 6726 } 6727 6728 // We also need to dexopt any apps that are dependent on this library. Note that 6729 // if these fail, we should abort the install since installing the library will 6730 // result in some apps being broken. 6731 if (clientLibPkgs != null) { 6732 if ((scanFlags & SCAN_NO_DEX) == 0) { 6733 for (int i = 0; i < clientLibPkgs.size(); i++) { 6734 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6735 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6736 null /* instruction sets */, forceDex, 6737 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6738 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6739 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6740 "scanPackageLI failed to dexopt clientLibPkgs"); 6741 } 6742 } 6743 } 6744 } 6745 6746 // Also need to kill any apps that are dependent on the library. 6747 if (clientLibPkgs != null) { 6748 for (int i=0; i<clientLibPkgs.size(); i++) { 6749 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6750 killApplication(clientPkg.applicationInfo.packageName, 6751 clientPkg.applicationInfo.uid, "update lib"); 6752 } 6753 } 6754 6755 // Make sure we're not adding any bogus keyset info 6756 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6757 ksms.assertScannedPackageValid(pkg); 6758 6759 // writer 6760 synchronized (mPackages) { 6761 // We don't expect installation to fail beyond this point 6762 6763 // Add the new setting to mSettings 6764 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6765 // Add the new setting to mPackages 6766 mPackages.put(pkg.applicationInfo.packageName, pkg); 6767 // Make sure we don't accidentally delete its data. 6768 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6769 while (iter.hasNext()) { 6770 PackageCleanItem item = iter.next(); 6771 if (pkgName.equals(item.packageName)) { 6772 iter.remove(); 6773 } 6774 } 6775 6776 // Take care of first install / last update times. 6777 if (currentTime != 0) { 6778 if (pkgSetting.firstInstallTime == 0) { 6779 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6780 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6781 pkgSetting.lastUpdateTime = currentTime; 6782 } 6783 } else if (pkgSetting.firstInstallTime == 0) { 6784 // We need *something*. Take time time stamp of the file. 6785 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6786 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6787 if (scanFileTime != pkgSetting.timeStamp) { 6788 // A package on the system image has changed; consider this 6789 // to be an update. 6790 pkgSetting.lastUpdateTime = scanFileTime; 6791 } 6792 } 6793 6794 // Add the package's KeySets to the global KeySetManagerService 6795 ksms.addScannedPackageLPw(pkg); 6796 6797 int N = pkg.providers.size(); 6798 StringBuilder r = null; 6799 int i; 6800 for (i=0; i<N; i++) { 6801 PackageParser.Provider p = pkg.providers.get(i); 6802 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6803 p.info.processName, pkg.applicationInfo.uid); 6804 mProviders.addProvider(p); 6805 p.syncable = p.info.isSyncable; 6806 if (p.info.authority != null) { 6807 String names[] = p.info.authority.split(";"); 6808 p.info.authority = null; 6809 for (int j = 0; j < names.length; j++) { 6810 if (j == 1 && p.syncable) { 6811 // We only want the first authority for a provider to possibly be 6812 // syncable, so if we already added this provider using a different 6813 // authority clear the syncable flag. We copy the provider before 6814 // changing it because the mProviders object contains a reference 6815 // to a provider that we don't want to change. 6816 // Only do this for the second authority since the resulting provider 6817 // object can be the same for all future authorities for this provider. 6818 p = new PackageParser.Provider(p); 6819 p.syncable = false; 6820 } 6821 if (!mProvidersByAuthority.containsKey(names[j])) { 6822 mProvidersByAuthority.put(names[j], p); 6823 if (p.info.authority == null) { 6824 p.info.authority = names[j]; 6825 } else { 6826 p.info.authority = p.info.authority + ";" + names[j]; 6827 } 6828 if (DEBUG_PACKAGE_SCANNING) { 6829 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6830 Log.d(TAG, "Registered content provider: " + names[j] 6831 + ", className = " + p.info.name + ", isSyncable = " 6832 + p.info.isSyncable); 6833 } 6834 } else { 6835 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6836 Slog.w(TAG, "Skipping provider name " + names[j] + 6837 " (in package " + pkg.applicationInfo.packageName + 6838 "): name already used by " 6839 + ((other != null && other.getComponentName() != null) 6840 ? other.getComponentName().getPackageName() : "?")); 6841 } 6842 } 6843 } 6844 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6845 if (r == null) { 6846 r = new StringBuilder(256); 6847 } else { 6848 r.append(' '); 6849 } 6850 r.append(p.info.name); 6851 } 6852 } 6853 if (r != null) { 6854 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6855 } 6856 6857 N = pkg.services.size(); 6858 r = null; 6859 for (i=0; i<N; i++) { 6860 PackageParser.Service s = pkg.services.get(i); 6861 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6862 s.info.processName, pkg.applicationInfo.uid); 6863 mServices.addService(s); 6864 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6865 if (r == null) { 6866 r = new StringBuilder(256); 6867 } else { 6868 r.append(' '); 6869 } 6870 r.append(s.info.name); 6871 } 6872 } 6873 if (r != null) { 6874 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6875 } 6876 6877 N = pkg.receivers.size(); 6878 r = null; 6879 for (i=0; i<N; i++) { 6880 PackageParser.Activity a = pkg.receivers.get(i); 6881 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6882 a.info.processName, pkg.applicationInfo.uid); 6883 mReceivers.addActivity(a, "receiver"); 6884 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6885 if (r == null) { 6886 r = new StringBuilder(256); 6887 } else { 6888 r.append(' '); 6889 } 6890 r.append(a.info.name); 6891 } 6892 } 6893 if (r != null) { 6894 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6895 } 6896 6897 N = pkg.activities.size(); 6898 r = null; 6899 for (i=0; i<N; i++) { 6900 PackageParser.Activity a = pkg.activities.get(i); 6901 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6902 a.info.processName, pkg.applicationInfo.uid); 6903 mActivities.addActivity(a, "activity"); 6904 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6905 if (r == null) { 6906 r = new StringBuilder(256); 6907 } else { 6908 r.append(' '); 6909 } 6910 r.append(a.info.name); 6911 } 6912 } 6913 if (r != null) { 6914 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6915 } 6916 6917 N = pkg.permissionGroups.size(); 6918 r = null; 6919 for (i=0; i<N; i++) { 6920 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6921 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6922 if (cur == null) { 6923 mPermissionGroups.put(pg.info.name, pg); 6924 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6925 if (r == null) { 6926 r = new StringBuilder(256); 6927 } else { 6928 r.append(' '); 6929 } 6930 r.append(pg.info.name); 6931 } 6932 } else { 6933 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6934 + pg.info.packageName + " ignored: original from " 6935 + cur.info.packageName); 6936 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6937 if (r == null) { 6938 r = new StringBuilder(256); 6939 } else { 6940 r.append(' '); 6941 } 6942 r.append("DUP:"); 6943 r.append(pg.info.name); 6944 } 6945 } 6946 } 6947 if (r != null) { 6948 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6949 } 6950 6951 N = pkg.permissions.size(); 6952 r = null; 6953 for (i=0; i<N; i++) { 6954 PackageParser.Permission p = pkg.permissions.get(i); 6955 6956 // Now that permission groups have a special meaning, we ignore permission 6957 // groups for legacy apps to prevent unexpected behavior. In particular, 6958 // permissions for one app being granted to someone just becuase they happen 6959 // to be in a group defined by another app (before this had no implications). 6960 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 6961 p.group = mPermissionGroups.get(p.info.group); 6962 // Warn for a permission in an unknown group. 6963 if (p.info.group != null && p.group == null) { 6964 Slog.w(TAG, "Permission " + p.info.name + " from package " 6965 + p.info.packageName + " in an unknown group " + p.info.group); 6966 } 6967 } 6968 6969 ArrayMap<String, BasePermission> permissionMap = 6970 p.tree ? mSettings.mPermissionTrees 6971 : mSettings.mPermissions; 6972 BasePermission bp = permissionMap.get(p.info.name); 6973 6974 // Allow system apps to redefine non-system permissions 6975 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6976 final boolean currentOwnerIsSystem = (bp.perm != null 6977 && isSystemApp(bp.perm.owner)); 6978 if (isSystemApp(p.owner)) { 6979 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6980 // It's a built-in permission and no owner, take ownership now 6981 bp.packageSetting = pkgSetting; 6982 bp.perm = p; 6983 bp.uid = pkg.applicationInfo.uid; 6984 bp.sourcePackage = p.info.packageName; 6985 } else if (!currentOwnerIsSystem) { 6986 String msg = "New decl " + p.owner + " of permission " 6987 + p.info.name + " is system; overriding " + bp.sourcePackage; 6988 reportSettingsProblem(Log.WARN, msg); 6989 bp = null; 6990 } 6991 } 6992 } 6993 6994 if (bp == null) { 6995 bp = new BasePermission(p.info.name, p.info.packageName, 6996 BasePermission.TYPE_NORMAL); 6997 permissionMap.put(p.info.name, bp); 6998 } 6999 7000 if (bp.perm == null) { 7001 if (bp.sourcePackage == null 7002 || bp.sourcePackage.equals(p.info.packageName)) { 7003 BasePermission tree = findPermissionTreeLP(p.info.name); 7004 if (tree == null 7005 || tree.sourcePackage.equals(p.info.packageName)) { 7006 bp.packageSetting = pkgSetting; 7007 bp.perm = p; 7008 bp.uid = pkg.applicationInfo.uid; 7009 bp.sourcePackage = p.info.packageName; 7010 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7011 if (r == null) { 7012 r = new StringBuilder(256); 7013 } else { 7014 r.append(' '); 7015 } 7016 r.append(p.info.name); 7017 } 7018 } else { 7019 Slog.w(TAG, "Permission " + p.info.name + " from package " 7020 + p.info.packageName + " ignored: base tree " 7021 + tree.name + " is from package " 7022 + tree.sourcePackage); 7023 } 7024 } else { 7025 Slog.w(TAG, "Permission " + p.info.name + " from package " 7026 + p.info.packageName + " ignored: original from " 7027 + bp.sourcePackage); 7028 } 7029 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7030 if (r == null) { 7031 r = new StringBuilder(256); 7032 } else { 7033 r.append(' '); 7034 } 7035 r.append("DUP:"); 7036 r.append(p.info.name); 7037 } 7038 if (bp.perm == p) { 7039 bp.protectionLevel = p.info.protectionLevel; 7040 } 7041 } 7042 7043 if (r != null) { 7044 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7045 } 7046 7047 N = pkg.instrumentation.size(); 7048 r = null; 7049 for (i=0; i<N; i++) { 7050 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7051 a.info.packageName = pkg.applicationInfo.packageName; 7052 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7053 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7054 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7055 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7056 a.info.dataDir = pkg.applicationInfo.dataDir; 7057 7058 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7059 // need other information about the application, like the ABI and what not ? 7060 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7061 mInstrumentation.put(a.getComponentName(), a); 7062 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7063 if (r == null) { 7064 r = new StringBuilder(256); 7065 } else { 7066 r.append(' '); 7067 } 7068 r.append(a.info.name); 7069 } 7070 } 7071 if (r != null) { 7072 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7073 } 7074 7075 if (pkg.protectedBroadcasts != null) { 7076 N = pkg.protectedBroadcasts.size(); 7077 for (i=0; i<N; i++) { 7078 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7079 } 7080 } 7081 7082 pkgSetting.setTimeStamp(scanFileTime); 7083 7084 // Create idmap files for pairs of (packages, overlay packages). 7085 // Note: "android", ie framework-res.apk, is handled by native layers. 7086 if (pkg.mOverlayTarget != null) { 7087 // This is an overlay package. 7088 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7089 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7090 mOverlays.put(pkg.mOverlayTarget, 7091 new ArrayMap<String, PackageParser.Package>()); 7092 } 7093 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7094 map.put(pkg.packageName, pkg); 7095 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7096 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7097 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7098 "scanPackageLI failed to createIdmap"); 7099 } 7100 } 7101 } else if (mOverlays.containsKey(pkg.packageName) && 7102 !pkg.packageName.equals("android")) { 7103 // This is a regular package, with one or more known overlay packages. 7104 createIdmapsForPackageLI(pkg); 7105 } 7106 } 7107 7108 return pkg; 7109 } 7110 7111 /** 7112 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7113 * is derived purely on the basis of the contents of {@code scanFile} and 7114 * {@code cpuAbiOverride}. 7115 * 7116 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7117 */ 7118 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7119 String cpuAbiOverride, boolean extractLibs) 7120 throws PackageManagerException { 7121 // TODO: We can probably be smarter about this stuff. For installed apps, 7122 // we can calculate this information at install time once and for all. For 7123 // system apps, we can probably assume that this information doesn't change 7124 // after the first boot scan. As things stand, we do lots of unnecessary work. 7125 7126 // Give ourselves some initial paths; we'll come back for another 7127 // pass once we've determined ABI below. 7128 setNativeLibraryPaths(pkg); 7129 7130 // We would never need to extract libs for forward-locked and external packages, 7131 // since the container service will do it for us. We shouldn't attempt to 7132 // extract libs from system app when it was not updated. 7133 if (pkg.isForwardLocked() || isExternal(pkg) || 7134 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7135 extractLibs = false; 7136 } 7137 7138 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7139 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7140 7141 NativeLibraryHelper.Handle handle = null; 7142 try { 7143 handle = NativeLibraryHelper.Handle.create(scanFile); 7144 // TODO(multiArch): This can be null for apps that didn't go through the 7145 // usual installation process. We can calculate it again, like we 7146 // do during install time. 7147 // 7148 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7149 // unnecessary. 7150 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7151 7152 // Null out the abis so that they can be recalculated. 7153 pkg.applicationInfo.primaryCpuAbi = null; 7154 pkg.applicationInfo.secondaryCpuAbi = null; 7155 if (isMultiArch(pkg.applicationInfo)) { 7156 // Warn if we've set an abiOverride for multi-lib packages.. 7157 // By definition, we need to copy both 32 and 64 bit libraries for 7158 // such packages. 7159 if (pkg.cpuAbiOverride != null 7160 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7161 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7162 } 7163 7164 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7165 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7166 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7167 if (extractLibs) { 7168 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7169 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7170 useIsaSpecificSubdirs); 7171 } else { 7172 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7173 } 7174 } 7175 7176 maybeThrowExceptionForMultiArchCopy( 7177 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7178 7179 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7180 if (extractLibs) { 7181 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7182 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7183 useIsaSpecificSubdirs); 7184 } else { 7185 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7186 } 7187 } 7188 7189 maybeThrowExceptionForMultiArchCopy( 7190 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7191 7192 if (abi64 >= 0) { 7193 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7194 } 7195 7196 if (abi32 >= 0) { 7197 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7198 if (abi64 >= 0) { 7199 pkg.applicationInfo.secondaryCpuAbi = abi; 7200 } else { 7201 pkg.applicationInfo.primaryCpuAbi = abi; 7202 } 7203 } 7204 } else { 7205 String[] abiList = (cpuAbiOverride != null) ? 7206 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7207 7208 // Enable gross and lame hacks for apps that are built with old 7209 // SDK tools. We must scan their APKs for renderscript bitcode and 7210 // not launch them if it's present. Don't bother checking on devices 7211 // that don't have 64 bit support. 7212 boolean needsRenderScriptOverride = false; 7213 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7214 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7215 abiList = Build.SUPPORTED_32_BIT_ABIS; 7216 needsRenderScriptOverride = true; 7217 } 7218 7219 final int copyRet; 7220 if (extractLibs) { 7221 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7222 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7223 } else { 7224 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7225 } 7226 7227 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7228 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7229 "Error unpackaging native libs for app, errorCode=" + copyRet); 7230 } 7231 7232 if (copyRet >= 0) { 7233 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7234 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7235 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7236 } else if (needsRenderScriptOverride) { 7237 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7238 } 7239 } 7240 } catch (IOException ioe) { 7241 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7242 } finally { 7243 IoUtils.closeQuietly(handle); 7244 } 7245 7246 // Now that we've calculated the ABIs and determined if it's an internal app, 7247 // we will go ahead and populate the nativeLibraryPath. 7248 setNativeLibraryPaths(pkg); 7249 } 7250 7251 /** 7252 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7253 * i.e, so that all packages can be run inside a single process if required. 7254 * 7255 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7256 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7257 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7258 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7259 * updating a package that belongs to a shared user. 7260 * 7261 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7262 * adds unnecessary complexity. 7263 */ 7264 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7265 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7266 String requiredInstructionSet = null; 7267 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7268 requiredInstructionSet = VMRuntime.getInstructionSet( 7269 scannedPackage.applicationInfo.primaryCpuAbi); 7270 } 7271 7272 PackageSetting requirer = null; 7273 for (PackageSetting ps : packagesForUser) { 7274 // If packagesForUser contains scannedPackage, we skip it. This will happen 7275 // when scannedPackage is an update of an existing package. Without this check, 7276 // we will never be able to change the ABI of any package belonging to a shared 7277 // user, even if it's compatible with other packages. 7278 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7279 if (ps.primaryCpuAbiString == null) { 7280 continue; 7281 } 7282 7283 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7284 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7285 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7286 // this but there's not much we can do. 7287 String errorMessage = "Instruction set mismatch, " 7288 + ((requirer == null) ? "[caller]" : requirer) 7289 + " requires " + requiredInstructionSet + " whereas " + ps 7290 + " requires " + instructionSet; 7291 Slog.w(TAG, errorMessage); 7292 } 7293 7294 if (requiredInstructionSet == null) { 7295 requiredInstructionSet = instructionSet; 7296 requirer = ps; 7297 } 7298 } 7299 } 7300 7301 if (requiredInstructionSet != null) { 7302 String adjustedAbi; 7303 if (requirer != null) { 7304 // requirer != null implies that either scannedPackage was null or that scannedPackage 7305 // did not require an ABI, in which case we have to adjust scannedPackage to match 7306 // the ABI of the set (which is the same as requirer's ABI) 7307 adjustedAbi = requirer.primaryCpuAbiString; 7308 if (scannedPackage != null) { 7309 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7310 } 7311 } else { 7312 // requirer == null implies that we're updating all ABIs in the set to 7313 // match scannedPackage. 7314 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7315 } 7316 7317 for (PackageSetting ps : packagesForUser) { 7318 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7319 if (ps.primaryCpuAbiString != null) { 7320 continue; 7321 } 7322 7323 ps.primaryCpuAbiString = adjustedAbi; 7324 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7325 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7326 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7327 7328 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7329 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7330 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7331 ps.primaryCpuAbiString = null; 7332 ps.pkg.applicationInfo.primaryCpuAbi = null; 7333 return; 7334 } else { 7335 mInstaller.rmdex(ps.codePathString, 7336 getDexCodeInstructionSet(getPreferredInstructionSet())); 7337 } 7338 } 7339 } 7340 } 7341 } 7342 } 7343 7344 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7345 synchronized (mPackages) { 7346 mResolverReplaced = true; 7347 // Set up information for custom user intent resolution activity. 7348 mResolveActivity.applicationInfo = pkg.applicationInfo; 7349 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7350 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7351 mResolveActivity.processName = pkg.applicationInfo.packageName; 7352 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7353 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7354 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7355 mResolveActivity.theme = 0; 7356 mResolveActivity.exported = true; 7357 mResolveActivity.enabled = true; 7358 mResolveInfo.activityInfo = mResolveActivity; 7359 mResolveInfo.priority = 0; 7360 mResolveInfo.preferredOrder = 0; 7361 mResolveInfo.match = 0; 7362 mResolveComponentName = mCustomResolverComponentName; 7363 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7364 mResolveComponentName); 7365 } 7366 } 7367 7368 private static String calculateBundledApkRoot(final String codePathString) { 7369 final File codePath = new File(codePathString); 7370 final File codeRoot; 7371 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7372 codeRoot = Environment.getRootDirectory(); 7373 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7374 codeRoot = Environment.getOemDirectory(); 7375 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7376 codeRoot = Environment.getVendorDirectory(); 7377 } else { 7378 // Unrecognized code path; take its top real segment as the apk root: 7379 // e.g. /something/app/blah.apk => /something 7380 try { 7381 File f = codePath.getCanonicalFile(); 7382 File parent = f.getParentFile(); // non-null because codePath is a file 7383 File tmp; 7384 while ((tmp = parent.getParentFile()) != null) { 7385 f = parent; 7386 parent = tmp; 7387 } 7388 codeRoot = f; 7389 Slog.w(TAG, "Unrecognized code path " 7390 + codePath + " - using " + codeRoot); 7391 } catch (IOException e) { 7392 // Can't canonicalize the code path -- shenanigans? 7393 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7394 return Environment.getRootDirectory().getPath(); 7395 } 7396 } 7397 return codeRoot.getPath(); 7398 } 7399 7400 /** 7401 * Derive and set the location of native libraries for the given package, 7402 * which varies depending on where and how the package was installed. 7403 */ 7404 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7405 final ApplicationInfo info = pkg.applicationInfo; 7406 final String codePath = pkg.codePath; 7407 final File codeFile = new File(codePath); 7408 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7409 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7410 7411 info.nativeLibraryRootDir = null; 7412 info.nativeLibraryRootRequiresIsa = false; 7413 info.nativeLibraryDir = null; 7414 info.secondaryNativeLibraryDir = null; 7415 7416 if (isApkFile(codeFile)) { 7417 // Monolithic install 7418 if (bundledApp) { 7419 // If "/system/lib64/apkname" exists, assume that is the per-package 7420 // native library directory to use; otherwise use "/system/lib/apkname". 7421 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7422 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7423 getPrimaryInstructionSet(info)); 7424 7425 // This is a bundled system app so choose the path based on the ABI. 7426 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7427 // is just the default path. 7428 final String apkName = deriveCodePathName(codePath); 7429 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7430 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7431 apkName).getAbsolutePath(); 7432 7433 if (info.secondaryCpuAbi != null) { 7434 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7435 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7436 secondaryLibDir, apkName).getAbsolutePath(); 7437 } 7438 } else if (asecApp) { 7439 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7440 .getAbsolutePath(); 7441 } else { 7442 final String apkName = deriveCodePathName(codePath); 7443 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7444 .getAbsolutePath(); 7445 } 7446 7447 info.nativeLibraryRootRequiresIsa = false; 7448 info.nativeLibraryDir = info.nativeLibraryRootDir; 7449 } else { 7450 // Cluster install 7451 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7452 info.nativeLibraryRootRequiresIsa = true; 7453 7454 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7455 getPrimaryInstructionSet(info)).getAbsolutePath(); 7456 7457 if (info.secondaryCpuAbi != null) { 7458 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7459 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7460 } 7461 } 7462 } 7463 7464 /** 7465 * Calculate the abis and roots for a bundled app. These can uniquely 7466 * be determined from the contents of the system partition, i.e whether 7467 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7468 * of this information, and instead assume that the system was built 7469 * sensibly. 7470 */ 7471 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7472 PackageSetting pkgSetting) { 7473 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7474 7475 // If "/system/lib64/apkname" exists, assume that is the per-package 7476 // native library directory to use; otherwise use "/system/lib/apkname". 7477 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7478 setBundledAppAbi(pkg, apkRoot, apkName); 7479 // pkgSetting might be null during rescan following uninstall of updates 7480 // to a bundled app, so accommodate that possibility. The settings in 7481 // that case will be established later from the parsed package. 7482 // 7483 // If the settings aren't null, sync them up with what we've just derived. 7484 // note that apkRoot isn't stored in the package settings. 7485 if (pkgSetting != null) { 7486 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7487 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7488 } 7489 } 7490 7491 /** 7492 * Deduces the ABI of a bundled app and sets the relevant fields on the 7493 * parsed pkg object. 7494 * 7495 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7496 * under which system libraries are installed. 7497 * @param apkName the name of the installed package. 7498 */ 7499 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7500 final File codeFile = new File(pkg.codePath); 7501 7502 final boolean has64BitLibs; 7503 final boolean has32BitLibs; 7504 if (isApkFile(codeFile)) { 7505 // Monolithic install 7506 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7507 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7508 } else { 7509 // Cluster install 7510 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7511 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7512 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7513 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7514 has64BitLibs = (new File(rootDir, isa)).exists(); 7515 } else { 7516 has64BitLibs = false; 7517 } 7518 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7519 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7520 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7521 has32BitLibs = (new File(rootDir, isa)).exists(); 7522 } else { 7523 has32BitLibs = false; 7524 } 7525 } 7526 7527 if (has64BitLibs && !has32BitLibs) { 7528 // The package has 64 bit libs, but not 32 bit libs. Its primary 7529 // ABI should be 64 bit. We can safely assume here that the bundled 7530 // native libraries correspond to the most preferred ABI in the list. 7531 7532 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7533 pkg.applicationInfo.secondaryCpuAbi = null; 7534 } else if (has32BitLibs && !has64BitLibs) { 7535 // The package has 32 bit libs but not 64 bit libs. Its primary 7536 // ABI should be 32 bit. 7537 7538 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7539 pkg.applicationInfo.secondaryCpuAbi = null; 7540 } else if (has32BitLibs && has64BitLibs) { 7541 // The application has both 64 and 32 bit bundled libraries. We check 7542 // here that the app declares multiArch support, and warn if it doesn't. 7543 // 7544 // We will be lenient here and record both ABIs. The primary will be the 7545 // ABI that's higher on the list, i.e, a device that's configured to prefer 7546 // 64 bit apps will see a 64 bit primary ABI, 7547 7548 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7549 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7550 } 7551 7552 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7553 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7554 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7555 } else { 7556 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7557 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7558 } 7559 } else { 7560 pkg.applicationInfo.primaryCpuAbi = null; 7561 pkg.applicationInfo.secondaryCpuAbi = null; 7562 } 7563 } 7564 7565 private void killApplication(String pkgName, int appId, String reason) { 7566 // Request the ActivityManager to kill the process(only for existing packages) 7567 // so that we do not end up in a confused state while the user is still using the older 7568 // version of the application while the new one gets installed. 7569 IActivityManager am = ActivityManagerNative.getDefault(); 7570 if (am != null) { 7571 try { 7572 am.killApplicationWithAppId(pkgName, appId, reason); 7573 } catch (RemoteException e) { 7574 } 7575 } 7576 } 7577 7578 void removePackageLI(PackageSetting ps, boolean chatty) { 7579 if (DEBUG_INSTALL) { 7580 if (chatty) 7581 Log.d(TAG, "Removing package " + ps.name); 7582 } 7583 7584 // writer 7585 synchronized (mPackages) { 7586 mPackages.remove(ps.name); 7587 final PackageParser.Package pkg = ps.pkg; 7588 if (pkg != null) { 7589 cleanPackageDataStructuresLILPw(pkg, chatty); 7590 } 7591 } 7592 } 7593 7594 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7595 if (DEBUG_INSTALL) { 7596 if (chatty) 7597 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7598 } 7599 7600 // writer 7601 synchronized (mPackages) { 7602 mPackages.remove(pkg.applicationInfo.packageName); 7603 cleanPackageDataStructuresLILPw(pkg, chatty); 7604 } 7605 } 7606 7607 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7608 int N = pkg.providers.size(); 7609 StringBuilder r = null; 7610 int i; 7611 for (i=0; i<N; i++) { 7612 PackageParser.Provider p = pkg.providers.get(i); 7613 mProviders.removeProvider(p); 7614 if (p.info.authority == null) { 7615 7616 /* There was another ContentProvider with this authority when 7617 * this app was installed so this authority is null, 7618 * Ignore it as we don't have to unregister the provider. 7619 */ 7620 continue; 7621 } 7622 String names[] = p.info.authority.split(";"); 7623 for (int j = 0; j < names.length; j++) { 7624 if (mProvidersByAuthority.get(names[j]) == p) { 7625 mProvidersByAuthority.remove(names[j]); 7626 if (DEBUG_REMOVE) { 7627 if (chatty) 7628 Log.d(TAG, "Unregistered content provider: " + names[j] 7629 + ", className = " + p.info.name + ", isSyncable = " 7630 + p.info.isSyncable); 7631 } 7632 } 7633 } 7634 if (DEBUG_REMOVE && chatty) { 7635 if (r == null) { 7636 r = new StringBuilder(256); 7637 } else { 7638 r.append(' '); 7639 } 7640 r.append(p.info.name); 7641 } 7642 } 7643 if (r != null) { 7644 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7645 } 7646 7647 N = pkg.services.size(); 7648 r = null; 7649 for (i=0; i<N; i++) { 7650 PackageParser.Service s = pkg.services.get(i); 7651 mServices.removeService(s); 7652 if (chatty) { 7653 if (r == null) { 7654 r = new StringBuilder(256); 7655 } else { 7656 r.append(' '); 7657 } 7658 r.append(s.info.name); 7659 } 7660 } 7661 if (r != null) { 7662 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7663 } 7664 7665 N = pkg.receivers.size(); 7666 r = null; 7667 for (i=0; i<N; i++) { 7668 PackageParser.Activity a = pkg.receivers.get(i); 7669 mReceivers.removeActivity(a, "receiver"); 7670 if (DEBUG_REMOVE && chatty) { 7671 if (r == null) { 7672 r = new StringBuilder(256); 7673 } else { 7674 r.append(' '); 7675 } 7676 r.append(a.info.name); 7677 } 7678 } 7679 if (r != null) { 7680 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7681 } 7682 7683 N = pkg.activities.size(); 7684 r = null; 7685 for (i=0; i<N; i++) { 7686 PackageParser.Activity a = pkg.activities.get(i); 7687 mActivities.removeActivity(a, "activity"); 7688 if (DEBUG_REMOVE && chatty) { 7689 if (r == null) { 7690 r = new StringBuilder(256); 7691 } else { 7692 r.append(' '); 7693 } 7694 r.append(a.info.name); 7695 } 7696 } 7697 if (r != null) { 7698 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7699 } 7700 7701 N = pkg.permissions.size(); 7702 r = null; 7703 for (i=0; i<N; i++) { 7704 PackageParser.Permission p = pkg.permissions.get(i); 7705 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7706 if (bp == null) { 7707 bp = mSettings.mPermissionTrees.get(p.info.name); 7708 } 7709 if (bp != null && bp.perm == p) { 7710 bp.perm = null; 7711 if (DEBUG_REMOVE && chatty) { 7712 if (r == null) { 7713 r = new StringBuilder(256); 7714 } else { 7715 r.append(' '); 7716 } 7717 r.append(p.info.name); 7718 } 7719 } 7720 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7721 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7722 if (appOpPerms != null) { 7723 appOpPerms.remove(pkg.packageName); 7724 } 7725 } 7726 } 7727 if (r != null) { 7728 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7729 } 7730 7731 N = pkg.requestedPermissions.size(); 7732 r = null; 7733 for (i=0; i<N; i++) { 7734 String perm = pkg.requestedPermissions.get(i); 7735 BasePermission bp = mSettings.mPermissions.get(perm); 7736 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7737 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7738 if (appOpPerms != null) { 7739 appOpPerms.remove(pkg.packageName); 7740 if (appOpPerms.isEmpty()) { 7741 mAppOpPermissionPackages.remove(perm); 7742 } 7743 } 7744 } 7745 } 7746 if (r != null) { 7747 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7748 } 7749 7750 N = pkg.instrumentation.size(); 7751 r = null; 7752 for (i=0; i<N; i++) { 7753 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7754 mInstrumentation.remove(a.getComponentName()); 7755 if (DEBUG_REMOVE && chatty) { 7756 if (r == null) { 7757 r = new StringBuilder(256); 7758 } else { 7759 r.append(' '); 7760 } 7761 r.append(a.info.name); 7762 } 7763 } 7764 if (r != null) { 7765 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7766 } 7767 7768 r = null; 7769 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7770 // Only system apps can hold shared libraries. 7771 if (pkg.libraryNames != null) { 7772 for (i=0; i<pkg.libraryNames.size(); i++) { 7773 String name = pkg.libraryNames.get(i); 7774 SharedLibraryEntry cur = mSharedLibraries.get(name); 7775 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7776 mSharedLibraries.remove(name); 7777 if (DEBUG_REMOVE && chatty) { 7778 if (r == null) { 7779 r = new StringBuilder(256); 7780 } else { 7781 r.append(' '); 7782 } 7783 r.append(name); 7784 } 7785 } 7786 } 7787 } 7788 } 7789 if (r != null) { 7790 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7791 } 7792 } 7793 7794 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7795 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7796 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7797 return true; 7798 } 7799 } 7800 return false; 7801 } 7802 7803 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7804 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7805 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7806 7807 private void updatePermissionsLPw(String changingPkg, 7808 PackageParser.Package pkgInfo, int flags) { 7809 // Make sure there are no dangling permission trees. 7810 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7811 while (it.hasNext()) { 7812 final BasePermission bp = it.next(); 7813 if (bp.packageSetting == null) { 7814 // We may not yet have parsed the package, so just see if 7815 // we still know about its settings. 7816 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7817 } 7818 if (bp.packageSetting == null) { 7819 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7820 + " from package " + bp.sourcePackage); 7821 it.remove(); 7822 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7823 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7824 Slog.i(TAG, "Removing old permission tree: " + bp.name 7825 + " from package " + bp.sourcePackage); 7826 flags |= UPDATE_PERMISSIONS_ALL; 7827 it.remove(); 7828 } 7829 } 7830 } 7831 7832 // Make sure all dynamic permissions have been assigned to a package, 7833 // and make sure there are no dangling permissions. 7834 it = mSettings.mPermissions.values().iterator(); 7835 while (it.hasNext()) { 7836 final BasePermission bp = it.next(); 7837 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7838 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7839 + bp.name + " pkg=" + bp.sourcePackage 7840 + " info=" + bp.pendingInfo); 7841 if (bp.packageSetting == null && bp.pendingInfo != null) { 7842 final BasePermission tree = findPermissionTreeLP(bp.name); 7843 if (tree != null && tree.perm != null) { 7844 bp.packageSetting = tree.packageSetting; 7845 bp.perm = new PackageParser.Permission(tree.perm.owner, 7846 new PermissionInfo(bp.pendingInfo)); 7847 bp.perm.info.packageName = tree.perm.info.packageName; 7848 bp.perm.info.name = bp.name; 7849 bp.uid = tree.uid; 7850 } 7851 } 7852 } 7853 if (bp.packageSetting == null) { 7854 // We may not yet have parsed the package, so just see if 7855 // we still know about its settings. 7856 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7857 } 7858 if (bp.packageSetting == null) { 7859 Slog.w(TAG, "Removing dangling permission: " + bp.name 7860 + " from package " + bp.sourcePackage); 7861 it.remove(); 7862 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7863 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7864 Slog.i(TAG, "Removing old permission: " + bp.name 7865 + " from package " + bp.sourcePackage); 7866 flags |= UPDATE_PERMISSIONS_ALL; 7867 it.remove(); 7868 } 7869 } 7870 } 7871 7872 // Now update the permissions for all packages, in particular 7873 // replace the granted permissions of the system packages. 7874 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7875 for (PackageParser.Package pkg : mPackages.values()) { 7876 if (pkg != pkgInfo) { 7877 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7878 changingPkg); 7879 } 7880 } 7881 } 7882 7883 if (pkgInfo != null) { 7884 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7885 } 7886 } 7887 7888 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7889 String packageOfInterest) { 7890 // IMPORTANT: There are two types of permissions: install and runtime. 7891 // Install time permissions are granted when the app is installed to 7892 // all device users and users added in the future. Runtime permissions 7893 // are granted at runtime explicitly to specific users. Normal and signature 7894 // protected permissions are install time permissions. Dangerous permissions 7895 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7896 // otherwise they are runtime permissions. This function does not manage 7897 // runtime permissions except for the case an app targeting Lollipop MR1 7898 // being upgraded to target a newer SDK, in which case dangerous permissions 7899 // are transformed from install time to runtime ones. 7900 7901 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7902 if (ps == null) { 7903 return; 7904 } 7905 7906 PermissionsState permissionsState = ps.getPermissionsState(); 7907 PermissionsState origPermissions = permissionsState; 7908 7909 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7910 7911 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 7912 7913 boolean changedInstallPermission = false; 7914 7915 if (replace) { 7916 ps.installPermissionsFixed = false; 7917 if (!ps.isSharedUser()) { 7918 origPermissions = new PermissionsState(permissionsState); 7919 permissionsState.reset(); 7920 } 7921 } 7922 7923 permissionsState.setGlobalGids(mGlobalGids); 7924 7925 final int N = pkg.requestedPermissions.size(); 7926 for (int i=0; i<N; i++) { 7927 final String name = pkg.requestedPermissions.get(i); 7928 final BasePermission bp = mSettings.mPermissions.get(name); 7929 7930 if (DEBUG_INSTALL) { 7931 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7932 } 7933 7934 if (bp == null || bp.packageSetting == null) { 7935 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7936 Slog.w(TAG, "Unknown permission " + name 7937 + " in package " + pkg.packageName); 7938 } 7939 continue; 7940 } 7941 7942 final String perm = bp.name; 7943 boolean allowedSig = false; 7944 int grant = GRANT_DENIED; 7945 7946 // Keep track of app op permissions. 7947 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7948 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7949 if (pkgs == null) { 7950 pkgs = new ArraySet<>(); 7951 mAppOpPermissionPackages.put(bp.name, pkgs); 7952 } 7953 pkgs.add(pkg.packageName); 7954 } 7955 7956 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7957 switch (level) { 7958 case PermissionInfo.PROTECTION_NORMAL: { 7959 // For all apps normal permissions are install time ones. 7960 grant = GRANT_INSTALL; 7961 } break; 7962 7963 case PermissionInfo.PROTECTION_DANGEROUS: { 7964 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7965 // For legacy apps dangerous permissions are install time ones. 7966 grant = GRANT_INSTALL_LEGACY; 7967 } else if (origPermissions.hasInstallPermission(bp.name)) { 7968 // For legacy apps that became modern, install becomes runtime. 7969 grant = GRANT_UPGRADE; 7970 } else { 7971 // For modern apps keep runtime permissions unchanged. 7972 grant = GRANT_RUNTIME; 7973 } 7974 } break; 7975 7976 case PermissionInfo.PROTECTION_SIGNATURE: { 7977 // For all apps signature permissions are install time ones. 7978 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7979 if (allowedSig) { 7980 grant = GRANT_INSTALL; 7981 } 7982 } break; 7983 } 7984 7985 if (DEBUG_INSTALL) { 7986 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7987 } 7988 7989 if (grant != GRANT_DENIED) { 7990 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7991 // If this is an existing, non-system package, then 7992 // we can't add any new permissions to it. 7993 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7994 // Except... if this is a permission that was added 7995 // to the platform (note: need to only do this when 7996 // updating the platform). 7997 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7998 grant = GRANT_DENIED; 7999 } 8000 } 8001 } 8002 8003 switch (grant) { 8004 case GRANT_INSTALL: { 8005 // Revoke this as runtime permission to handle the case of 8006 // a runtime permission being downgraded to an install one. 8007 for (int userId : UserManagerService.getInstance().getUserIds()) { 8008 if (origPermissions.getRuntimePermissionState( 8009 bp.name, userId) != null) { 8010 // Revoke the runtime permission and clear the flags. 8011 origPermissions.revokeRuntimePermission(bp, userId); 8012 origPermissions.updatePermissionFlags(bp, userId, 8013 PackageManager.MASK_PERMISSION_FLAGS, 0); 8014 // If we revoked a permission permission, we have to write. 8015 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8016 changedRuntimePermissionUserIds, userId); 8017 } 8018 } 8019 // Grant an install permission. 8020 if (permissionsState.grantInstallPermission(bp) != 8021 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8022 changedInstallPermission = true; 8023 } 8024 } break; 8025 8026 case GRANT_INSTALL_LEGACY: { 8027 // Grant an install permission. 8028 if (permissionsState.grantInstallPermission(bp) != 8029 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8030 changedInstallPermission = true; 8031 } 8032 } break; 8033 8034 case GRANT_RUNTIME: { 8035 // Grant previously granted runtime permissions. 8036 for (int userId : UserManagerService.getInstance().getUserIds()) { 8037 PermissionState permissionState = origPermissions 8038 .getRuntimePermissionState(bp.name, userId); 8039 final int flags = permissionState != null 8040 ? permissionState.getFlags() : 0; 8041 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8042 if (permissionsState.grantRuntimePermission(bp, userId) == 8043 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8044 // If we cannot put the permission as it was, we have to write. 8045 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8046 changedRuntimePermissionUserIds, userId); 8047 } 8048 } 8049 // Propagate the permission flags. 8050 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8051 } 8052 } break; 8053 8054 case GRANT_UPGRADE: { 8055 // Grant runtime permissions for a previously held install permission. 8056 PermissionState permissionState = origPermissions 8057 .getInstallPermissionState(bp.name); 8058 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8059 8060 if (origPermissions.revokeInstallPermission(bp) 8061 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8062 // We will be transferring the permission flags, so clear them. 8063 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8064 PackageManager.MASK_PERMISSION_FLAGS, 0); 8065 changedInstallPermission = true; 8066 } 8067 8068 // If the permission is not to be promoted to runtime we ignore it and 8069 // also its other flags as they are not applicable to install permissions. 8070 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8071 for (int userId : currentUserIds) { 8072 if (permissionsState.grantRuntimePermission(bp, userId) != 8073 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8074 // Transfer the permission flags. 8075 permissionsState.updatePermissionFlags(bp, userId, 8076 flags, flags); 8077 // If we granted the permission, we have to write. 8078 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8079 changedRuntimePermissionUserIds, userId); 8080 } 8081 } 8082 } 8083 } break; 8084 8085 default: { 8086 if (packageOfInterest == null 8087 || packageOfInterest.equals(pkg.packageName)) { 8088 Slog.w(TAG, "Not granting permission " + perm 8089 + " to package " + pkg.packageName 8090 + " because it was previously installed without"); 8091 } 8092 } break; 8093 } 8094 } else { 8095 if (permissionsState.revokeInstallPermission(bp) != 8096 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8097 // Also drop the permission flags. 8098 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8099 PackageManager.MASK_PERMISSION_FLAGS, 0); 8100 changedInstallPermission = true; 8101 Slog.i(TAG, "Un-granting permission " + perm 8102 + " from package " + pkg.packageName 8103 + " (protectionLevel=" + bp.protectionLevel 8104 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8105 + ")"); 8106 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8107 // Don't print warning for app op permissions, since it is fine for them 8108 // not to be granted, there is a UI for the user to decide. 8109 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8110 Slog.w(TAG, "Not granting permission " + perm 8111 + " to package " + pkg.packageName 8112 + " (protectionLevel=" + bp.protectionLevel 8113 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8114 + ")"); 8115 } 8116 } 8117 } 8118 } 8119 8120 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8121 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8122 // This is the first that we have heard about this package, so the 8123 // permissions we have now selected are fixed until explicitly 8124 // changed. 8125 ps.installPermissionsFixed = true; 8126 } 8127 8128 // Persist the runtime permissions state for users with changes. 8129 for (int userId : changedRuntimePermissionUserIds) { 8130 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8131 } 8132 } 8133 8134 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8135 boolean allowed = false; 8136 final int NP = PackageParser.NEW_PERMISSIONS.length; 8137 for (int ip=0; ip<NP; ip++) { 8138 final PackageParser.NewPermissionInfo npi 8139 = PackageParser.NEW_PERMISSIONS[ip]; 8140 if (npi.name.equals(perm) 8141 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8142 allowed = true; 8143 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8144 + pkg.packageName); 8145 break; 8146 } 8147 } 8148 return allowed; 8149 } 8150 8151 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8152 BasePermission bp, PermissionsState origPermissions) { 8153 boolean allowed; 8154 allowed = (compareSignatures( 8155 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8156 == PackageManager.SIGNATURE_MATCH) 8157 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8158 == PackageManager.SIGNATURE_MATCH); 8159 if (!allowed && (bp.protectionLevel 8160 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8161 if (isSystemApp(pkg)) { 8162 // For updated system applications, a system permission 8163 // is granted only if it had been defined by the original application. 8164 if (pkg.isUpdatedSystemApp()) { 8165 final PackageSetting sysPs = mSettings 8166 .getDisabledSystemPkgLPr(pkg.packageName); 8167 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8168 // If the original was granted this permission, we take 8169 // that grant decision as read and propagate it to the 8170 // update. 8171 if (sysPs.isPrivileged()) { 8172 allowed = true; 8173 } 8174 } else { 8175 // The system apk may have been updated with an older 8176 // version of the one on the data partition, but which 8177 // granted a new system permission that it didn't have 8178 // before. In this case we do want to allow the app to 8179 // now get the new permission if the ancestral apk is 8180 // privileged to get it. 8181 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8182 for (int j=0; 8183 j<sysPs.pkg.requestedPermissions.size(); j++) { 8184 if (perm.equals( 8185 sysPs.pkg.requestedPermissions.get(j))) { 8186 allowed = true; 8187 break; 8188 } 8189 } 8190 } 8191 } 8192 } else { 8193 allowed = isPrivilegedApp(pkg); 8194 } 8195 } 8196 } 8197 if (!allowed && (bp.protectionLevel 8198 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8199 // For development permissions, a development permission 8200 // is granted only if it was already granted. 8201 allowed = origPermissions.hasInstallPermission(perm); 8202 } 8203 return allowed; 8204 } 8205 8206 final class ActivityIntentResolver 8207 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8208 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8209 boolean defaultOnly, int userId) { 8210 if (!sUserManager.exists(userId)) return null; 8211 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8212 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8213 } 8214 8215 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8216 int userId) { 8217 if (!sUserManager.exists(userId)) return null; 8218 mFlags = flags; 8219 return super.queryIntent(intent, resolvedType, 8220 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8221 } 8222 8223 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8224 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8225 if (!sUserManager.exists(userId)) return null; 8226 if (packageActivities == null) { 8227 return null; 8228 } 8229 mFlags = flags; 8230 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8231 final int N = packageActivities.size(); 8232 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8233 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8234 8235 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8236 for (int i = 0; i < N; ++i) { 8237 intentFilters = packageActivities.get(i).intents; 8238 if (intentFilters != null && intentFilters.size() > 0) { 8239 PackageParser.ActivityIntentInfo[] array = 8240 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8241 intentFilters.toArray(array); 8242 listCut.add(array); 8243 } 8244 } 8245 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8246 } 8247 8248 public final void addActivity(PackageParser.Activity a, String type) { 8249 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8250 mActivities.put(a.getComponentName(), a); 8251 if (DEBUG_SHOW_INFO) 8252 Log.v( 8253 TAG, " " + type + " " + 8254 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8255 if (DEBUG_SHOW_INFO) 8256 Log.v(TAG, " Class=" + a.info.name); 8257 final int NI = a.intents.size(); 8258 for (int j=0; j<NI; j++) { 8259 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8260 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8261 intent.setPriority(0); 8262 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8263 + a.className + " with priority > 0, forcing to 0"); 8264 } 8265 if (DEBUG_SHOW_INFO) { 8266 Log.v(TAG, " IntentFilter:"); 8267 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8268 } 8269 if (!intent.debugCheck()) { 8270 Log.w(TAG, "==> For Activity " + a.info.name); 8271 } 8272 addFilter(intent); 8273 } 8274 } 8275 8276 public final void removeActivity(PackageParser.Activity a, String type) { 8277 mActivities.remove(a.getComponentName()); 8278 if (DEBUG_SHOW_INFO) { 8279 Log.v(TAG, " " + type + " " 8280 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8281 : a.info.name) + ":"); 8282 Log.v(TAG, " Class=" + a.info.name); 8283 } 8284 final int NI = a.intents.size(); 8285 for (int j=0; j<NI; j++) { 8286 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8287 if (DEBUG_SHOW_INFO) { 8288 Log.v(TAG, " IntentFilter:"); 8289 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8290 } 8291 removeFilter(intent); 8292 } 8293 } 8294 8295 @Override 8296 protected boolean allowFilterResult( 8297 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8298 ActivityInfo filterAi = filter.activity.info; 8299 for (int i=dest.size()-1; i>=0; i--) { 8300 ActivityInfo destAi = dest.get(i).activityInfo; 8301 if (destAi.name == filterAi.name 8302 && destAi.packageName == filterAi.packageName) { 8303 return false; 8304 } 8305 } 8306 return true; 8307 } 8308 8309 @Override 8310 protected ActivityIntentInfo[] newArray(int size) { 8311 return new ActivityIntentInfo[size]; 8312 } 8313 8314 @Override 8315 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8316 if (!sUserManager.exists(userId)) return true; 8317 PackageParser.Package p = filter.activity.owner; 8318 if (p != null) { 8319 PackageSetting ps = (PackageSetting)p.mExtras; 8320 if (ps != null) { 8321 // System apps are never considered stopped for purposes of 8322 // filtering, because there may be no way for the user to 8323 // actually re-launch them. 8324 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8325 && ps.getStopped(userId); 8326 } 8327 } 8328 return false; 8329 } 8330 8331 @Override 8332 protected boolean isPackageForFilter(String packageName, 8333 PackageParser.ActivityIntentInfo info) { 8334 return packageName.equals(info.activity.owner.packageName); 8335 } 8336 8337 @Override 8338 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8339 int match, int userId) { 8340 if (!sUserManager.exists(userId)) return null; 8341 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8342 return null; 8343 } 8344 final PackageParser.Activity activity = info.activity; 8345 if (mSafeMode && (activity.info.applicationInfo.flags 8346 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8347 return null; 8348 } 8349 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8350 if (ps == null) { 8351 return null; 8352 } 8353 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8354 ps.readUserState(userId), userId); 8355 if (ai == null) { 8356 return null; 8357 } 8358 final ResolveInfo res = new ResolveInfo(); 8359 res.activityInfo = ai; 8360 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8361 res.filter = info; 8362 } 8363 if (info != null) { 8364 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8365 } 8366 res.priority = info.getPriority(); 8367 res.preferredOrder = activity.owner.mPreferredOrder; 8368 //System.out.println("Result: " + res.activityInfo.className + 8369 // " = " + res.priority); 8370 res.match = match; 8371 res.isDefault = info.hasDefault; 8372 res.labelRes = info.labelRes; 8373 res.nonLocalizedLabel = info.nonLocalizedLabel; 8374 if (userNeedsBadging(userId)) { 8375 res.noResourceId = true; 8376 } else { 8377 res.icon = info.icon; 8378 } 8379 res.iconResourceId = info.icon; 8380 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8381 return res; 8382 } 8383 8384 @Override 8385 protected void sortResults(List<ResolveInfo> results) { 8386 Collections.sort(results, mResolvePrioritySorter); 8387 } 8388 8389 @Override 8390 protected void dumpFilter(PrintWriter out, String prefix, 8391 PackageParser.ActivityIntentInfo filter) { 8392 out.print(prefix); out.print( 8393 Integer.toHexString(System.identityHashCode(filter.activity))); 8394 out.print(' '); 8395 filter.activity.printComponentShortName(out); 8396 out.print(" filter "); 8397 out.println(Integer.toHexString(System.identityHashCode(filter))); 8398 } 8399 8400 @Override 8401 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8402 return filter.activity; 8403 } 8404 8405 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8406 PackageParser.Activity activity = (PackageParser.Activity)label; 8407 out.print(prefix); out.print( 8408 Integer.toHexString(System.identityHashCode(activity))); 8409 out.print(' '); 8410 activity.printComponentShortName(out); 8411 if (count > 1) { 8412 out.print(" ("); out.print(count); out.print(" filters)"); 8413 } 8414 out.println(); 8415 } 8416 8417// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8418// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8419// final List<ResolveInfo> retList = Lists.newArrayList(); 8420// while (i.hasNext()) { 8421// final ResolveInfo resolveInfo = i.next(); 8422// if (isEnabledLP(resolveInfo.activityInfo)) { 8423// retList.add(resolveInfo); 8424// } 8425// } 8426// return retList; 8427// } 8428 8429 // Keys are String (activity class name), values are Activity. 8430 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8431 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8432 private int mFlags; 8433 } 8434 8435 private final class ServiceIntentResolver 8436 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8437 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8438 boolean defaultOnly, int userId) { 8439 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8440 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8441 } 8442 8443 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8444 int userId) { 8445 if (!sUserManager.exists(userId)) return null; 8446 mFlags = flags; 8447 return super.queryIntent(intent, resolvedType, 8448 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8449 } 8450 8451 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8452 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8453 if (!sUserManager.exists(userId)) return null; 8454 if (packageServices == null) { 8455 return null; 8456 } 8457 mFlags = flags; 8458 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8459 final int N = packageServices.size(); 8460 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8461 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8462 8463 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8464 for (int i = 0; i < N; ++i) { 8465 intentFilters = packageServices.get(i).intents; 8466 if (intentFilters != null && intentFilters.size() > 0) { 8467 PackageParser.ServiceIntentInfo[] array = 8468 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8469 intentFilters.toArray(array); 8470 listCut.add(array); 8471 } 8472 } 8473 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8474 } 8475 8476 public final void addService(PackageParser.Service s) { 8477 mServices.put(s.getComponentName(), s); 8478 if (DEBUG_SHOW_INFO) { 8479 Log.v(TAG, " " 8480 + (s.info.nonLocalizedLabel != null 8481 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8482 Log.v(TAG, " Class=" + s.info.name); 8483 } 8484 final int NI = s.intents.size(); 8485 int j; 8486 for (j=0; j<NI; j++) { 8487 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8488 if (DEBUG_SHOW_INFO) { 8489 Log.v(TAG, " IntentFilter:"); 8490 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8491 } 8492 if (!intent.debugCheck()) { 8493 Log.w(TAG, "==> For Service " + s.info.name); 8494 } 8495 addFilter(intent); 8496 } 8497 } 8498 8499 public final void removeService(PackageParser.Service s) { 8500 mServices.remove(s.getComponentName()); 8501 if (DEBUG_SHOW_INFO) { 8502 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8503 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8504 Log.v(TAG, " Class=" + s.info.name); 8505 } 8506 final int NI = s.intents.size(); 8507 int j; 8508 for (j=0; j<NI; j++) { 8509 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8510 if (DEBUG_SHOW_INFO) { 8511 Log.v(TAG, " IntentFilter:"); 8512 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8513 } 8514 removeFilter(intent); 8515 } 8516 } 8517 8518 @Override 8519 protected boolean allowFilterResult( 8520 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8521 ServiceInfo filterSi = filter.service.info; 8522 for (int i=dest.size()-1; i>=0; i--) { 8523 ServiceInfo destAi = dest.get(i).serviceInfo; 8524 if (destAi.name == filterSi.name 8525 && destAi.packageName == filterSi.packageName) { 8526 return false; 8527 } 8528 } 8529 return true; 8530 } 8531 8532 @Override 8533 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8534 return new PackageParser.ServiceIntentInfo[size]; 8535 } 8536 8537 @Override 8538 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8539 if (!sUserManager.exists(userId)) return true; 8540 PackageParser.Package p = filter.service.owner; 8541 if (p != null) { 8542 PackageSetting ps = (PackageSetting)p.mExtras; 8543 if (ps != null) { 8544 // System apps are never considered stopped for purposes of 8545 // filtering, because there may be no way for the user to 8546 // actually re-launch them. 8547 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8548 && ps.getStopped(userId); 8549 } 8550 } 8551 return false; 8552 } 8553 8554 @Override 8555 protected boolean isPackageForFilter(String packageName, 8556 PackageParser.ServiceIntentInfo info) { 8557 return packageName.equals(info.service.owner.packageName); 8558 } 8559 8560 @Override 8561 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8562 int match, int userId) { 8563 if (!sUserManager.exists(userId)) return null; 8564 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8565 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8566 return null; 8567 } 8568 final PackageParser.Service service = info.service; 8569 if (mSafeMode && (service.info.applicationInfo.flags 8570 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8571 return null; 8572 } 8573 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8574 if (ps == null) { 8575 return null; 8576 } 8577 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8578 ps.readUserState(userId), userId); 8579 if (si == null) { 8580 return null; 8581 } 8582 final ResolveInfo res = new ResolveInfo(); 8583 res.serviceInfo = si; 8584 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8585 res.filter = filter; 8586 } 8587 res.priority = info.getPriority(); 8588 res.preferredOrder = service.owner.mPreferredOrder; 8589 res.match = match; 8590 res.isDefault = info.hasDefault; 8591 res.labelRes = info.labelRes; 8592 res.nonLocalizedLabel = info.nonLocalizedLabel; 8593 res.icon = info.icon; 8594 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8595 return res; 8596 } 8597 8598 @Override 8599 protected void sortResults(List<ResolveInfo> results) { 8600 Collections.sort(results, mResolvePrioritySorter); 8601 } 8602 8603 @Override 8604 protected void dumpFilter(PrintWriter out, String prefix, 8605 PackageParser.ServiceIntentInfo filter) { 8606 out.print(prefix); out.print( 8607 Integer.toHexString(System.identityHashCode(filter.service))); 8608 out.print(' '); 8609 filter.service.printComponentShortName(out); 8610 out.print(" filter "); 8611 out.println(Integer.toHexString(System.identityHashCode(filter))); 8612 } 8613 8614 @Override 8615 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8616 return filter.service; 8617 } 8618 8619 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8620 PackageParser.Service service = (PackageParser.Service)label; 8621 out.print(prefix); out.print( 8622 Integer.toHexString(System.identityHashCode(service))); 8623 out.print(' '); 8624 service.printComponentShortName(out); 8625 if (count > 1) { 8626 out.print(" ("); out.print(count); out.print(" filters)"); 8627 } 8628 out.println(); 8629 } 8630 8631// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8632// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8633// final List<ResolveInfo> retList = Lists.newArrayList(); 8634// while (i.hasNext()) { 8635// final ResolveInfo resolveInfo = (ResolveInfo) i; 8636// if (isEnabledLP(resolveInfo.serviceInfo)) { 8637// retList.add(resolveInfo); 8638// } 8639// } 8640// return retList; 8641// } 8642 8643 // Keys are String (activity class name), values are Activity. 8644 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8645 = new ArrayMap<ComponentName, PackageParser.Service>(); 8646 private int mFlags; 8647 }; 8648 8649 private final class ProviderIntentResolver 8650 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8651 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8652 boolean defaultOnly, int userId) { 8653 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8654 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8655 } 8656 8657 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8658 int userId) { 8659 if (!sUserManager.exists(userId)) 8660 return null; 8661 mFlags = flags; 8662 return super.queryIntent(intent, resolvedType, 8663 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8664 } 8665 8666 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8667 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8668 if (!sUserManager.exists(userId)) 8669 return null; 8670 if (packageProviders == null) { 8671 return null; 8672 } 8673 mFlags = flags; 8674 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8675 final int N = packageProviders.size(); 8676 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8677 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8678 8679 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8680 for (int i = 0; i < N; ++i) { 8681 intentFilters = packageProviders.get(i).intents; 8682 if (intentFilters != null && intentFilters.size() > 0) { 8683 PackageParser.ProviderIntentInfo[] array = 8684 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8685 intentFilters.toArray(array); 8686 listCut.add(array); 8687 } 8688 } 8689 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8690 } 8691 8692 public final void addProvider(PackageParser.Provider p) { 8693 if (mProviders.containsKey(p.getComponentName())) { 8694 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8695 return; 8696 } 8697 8698 mProviders.put(p.getComponentName(), p); 8699 if (DEBUG_SHOW_INFO) { 8700 Log.v(TAG, " " 8701 + (p.info.nonLocalizedLabel != null 8702 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8703 Log.v(TAG, " Class=" + p.info.name); 8704 } 8705 final int NI = p.intents.size(); 8706 int j; 8707 for (j = 0; j < NI; j++) { 8708 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8709 if (DEBUG_SHOW_INFO) { 8710 Log.v(TAG, " IntentFilter:"); 8711 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8712 } 8713 if (!intent.debugCheck()) { 8714 Log.w(TAG, "==> For Provider " + p.info.name); 8715 } 8716 addFilter(intent); 8717 } 8718 } 8719 8720 public final void removeProvider(PackageParser.Provider p) { 8721 mProviders.remove(p.getComponentName()); 8722 if (DEBUG_SHOW_INFO) { 8723 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8724 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8725 Log.v(TAG, " Class=" + p.info.name); 8726 } 8727 final int NI = p.intents.size(); 8728 int j; 8729 for (j = 0; j < NI; j++) { 8730 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8731 if (DEBUG_SHOW_INFO) { 8732 Log.v(TAG, " IntentFilter:"); 8733 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8734 } 8735 removeFilter(intent); 8736 } 8737 } 8738 8739 @Override 8740 protected boolean allowFilterResult( 8741 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8742 ProviderInfo filterPi = filter.provider.info; 8743 for (int i = dest.size() - 1; i >= 0; i--) { 8744 ProviderInfo destPi = dest.get(i).providerInfo; 8745 if (destPi.name == filterPi.name 8746 && destPi.packageName == filterPi.packageName) { 8747 return false; 8748 } 8749 } 8750 return true; 8751 } 8752 8753 @Override 8754 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8755 return new PackageParser.ProviderIntentInfo[size]; 8756 } 8757 8758 @Override 8759 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8760 if (!sUserManager.exists(userId)) 8761 return true; 8762 PackageParser.Package p = filter.provider.owner; 8763 if (p != null) { 8764 PackageSetting ps = (PackageSetting) p.mExtras; 8765 if (ps != null) { 8766 // System apps are never considered stopped for purposes of 8767 // filtering, because there may be no way for the user to 8768 // actually re-launch them. 8769 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8770 && ps.getStopped(userId); 8771 } 8772 } 8773 return false; 8774 } 8775 8776 @Override 8777 protected boolean isPackageForFilter(String packageName, 8778 PackageParser.ProviderIntentInfo info) { 8779 return packageName.equals(info.provider.owner.packageName); 8780 } 8781 8782 @Override 8783 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8784 int match, int userId) { 8785 if (!sUserManager.exists(userId)) 8786 return null; 8787 final PackageParser.ProviderIntentInfo info = filter; 8788 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8789 return null; 8790 } 8791 final PackageParser.Provider provider = info.provider; 8792 if (mSafeMode && (provider.info.applicationInfo.flags 8793 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8794 return null; 8795 } 8796 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8797 if (ps == null) { 8798 return null; 8799 } 8800 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8801 ps.readUserState(userId), userId); 8802 if (pi == null) { 8803 return null; 8804 } 8805 final ResolveInfo res = new ResolveInfo(); 8806 res.providerInfo = pi; 8807 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8808 res.filter = filter; 8809 } 8810 res.priority = info.getPriority(); 8811 res.preferredOrder = provider.owner.mPreferredOrder; 8812 res.match = match; 8813 res.isDefault = info.hasDefault; 8814 res.labelRes = info.labelRes; 8815 res.nonLocalizedLabel = info.nonLocalizedLabel; 8816 res.icon = info.icon; 8817 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8818 return res; 8819 } 8820 8821 @Override 8822 protected void sortResults(List<ResolveInfo> results) { 8823 Collections.sort(results, mResolvePrioritySorter); 8824 } 8825 8826 @Override 8827 protected void dumpFilter(PrintWriter out, String prefix, 8828 PackageParser.ProviderIntentInfo filter) { 8829 out.print(prefix); 8830 out.print( 8831 Integer.toHexString(System.identityHashCode(filter.provider))); 8832 out.print(' '); 8833 filter.provider.printComponentShortName(out); 8834 out.print(" filter "); 8835 out.println(Integer.toHexString(System.identityHashCode(filter))); 8836 } 8837 8838 @Override 8839 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8840 return filter.provider; 8841 } 8842 8843 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8844 PackageParser.Provider provider = (PackageParser.Provider)label; 8845 out.print(prefix); out.print( 8846 Integer.toHexString(System.identityHashCode(provider))); 8847 out.print(' '); 8848 provider.printComponentShortName(out); 8849 if (count > 1) { 8850 out.print(" ("); out.print(count); out.print(" filters)"); 8851 } 8852 out.println(); 8853 } 8854 8855 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8856 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8857 private int mFlags; 8858 }; 8859 8860 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8861 new Comparator<ResolveInfo>() { 8862 public int compare(ResolveInfo r1, ResolveInfo r2) { 8863 int v1 = r1.priority; 8864 int v2 = r2.priority; 8865 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8866 if (v1 != v2) { 8867 return (v1 > v2) ? -1 : 1; 8868 } 8869 v1 = r1.preferredOrder; 8870 v2 = r2.preferredOrder; 8871 if (v1 != v2) { 8872 return (v1 > v2) ? -1 : 1; 8873 } 8874 if (r1.isDefault != r2.isDefault) { 8875 return r1.isDefault ? -1 : 1; 8876 } 8877 v1 = r1.match; 8878 v2 = r2.match; 8879 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8880 if (v1 != v2) { 8881 return (v1 > v2) ? -1 : 1; 8882 } 8883 if (r1.system != r2.system) { 8884 return r1.system ? -1 : 1; 8885 } 8886 return 0; 8887 } 8888 }; 8889 8890 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8891 new Comparator<ProviderInfo>() { 8892 public int compare(ProviderInfo p1, ProviderInfo p2) { 8893 final int v1 = p1.initOrder; 8894 final int v2 = p2.initOrder; 8895 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8896 } 8897 }; 8898 8899 final void sendPackageBroadcast(final String action, final String pkg, 8900 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 8901 final int[] userIds) { 8902 mHandler.post(new Runnable() { 8903 @Override 8904 public void run() { 8905 try { 8906 final IActivityManager am = ActivityManagerNative.getDefault(); 8907 if (am == null) return; 8908 final int[] resolvedUserIds; 8909 if (userIds == null) { 8910 resolvedUserIds = am.getRunningUserIds(); 8911 } else { 8912 resolvedUserIds = userIds; 8913 } 8914 for (int id : resolvedUserIds) { 8915 final Intent intent = new Intent(action, 8916 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8917 if (extras != null) { 8918 intent.putExtras(extras); 8919 } 8920 if (targetPkg != null) { 8921 intent.setPackage(targetPkg); 8922 } 8923 // Modify the UID when posting to other users 8924 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8925 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8926 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8927 intent.putExtra(Intent.EXTRA_UID, uid); 8928 } 8929 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8930 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8931 if (DEBUG_BROADCASTS) { 8932 RuntimeException here = new RuntimeException("here"); 8933 here.fillInStackTrace(); 8934 Slog.d(TAG, "Sending to user " + id + ": " 8935 + intent.toShortString(false, true, false, false) 8936 + " " + intent.getExtras(), here); 8937 } 8938 am.broadcastIntent(null, intent, null, finishedReceiver, 8939 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8940 null, finishedReceiver != null, false, id); 8941 } 8942 } catch (RemoteException ex) { 8943 } 8944 } 8945 }); 8946 } 8947 8948 /** 8949 * Check if the external storage media is available. This is true if there 8950 * is a mounted external storage medium or if the external storage is 8951 * emulated. 8952 */ 8953 private boolean isExternalMediaAvailable() { 8954 return mMediaMounted || Environment.isExternalStorageEmulated(); 8955 } 8956 8957 @Override 8958 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8959 // writer 8960 synchronized (mPackages) { 8961 if (!isExternalMediaAvailable()) { 8962 // If the external storage is no longer mounted at this point, 8963 // the caller may not have been able to delete all of this 8964 // packages files and can not delete any more. Bail. 8965 return null; 8966 } 8967 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8968 if (lastPackage != null) { 8969 pkgs.remove(lastPackage); 8970 } 8971 if (pkgs.size() > 0) { 8972 return pkgs.get(0); 8973 } 8974 } 8975 return null; 8976 } 8977 8978 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8979 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8980 userId, andCode ? 1 : 0, packageName); 8981 if (mSystemReady) { 8982 msg.sendToTarget(); 8983 } else { 8984 if (mPostSystemReadyMessages == null) { 8985 mPostSystemReadyMessages = new ArrayList<>(); 8986 } 8987 mPostSystemReadyMessages.add(msg); 8988 } 8989 } 8990 8991 void startCleaningPackages() { 8992 // reader 8993 synchronized (mPackages) { 8994 if (!isExternalMediaAvailable()) { 8995 return; 8996 } 8997 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8998 return; 8999 } 9000 } 9001 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9002 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9003 IActivityManager am = ActivityManagerNative.getDefault(); 9004 if (am != null) { 9005 try { 9006 am.startService(null, intent, null, UserHandle.USER_OWNER); 9007 } catch (RemoteException e) { 9008 } 9009 } 9010 } 9011 9012 @Override 9013 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9014 int installFlags, String installerPackageName, VerificationParams verificationParams, 9015 String packageAbiOverride) { 9016 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9017 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9018 } 9019 9020 @Override 9021 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9022 int installFlags, String installerPackageName, VerificationParams verificationParams, 9023 String packageAbiOverride, int userId) { 9024 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9025 9026 final int callingUid = Binder.getCallingUid(); 9027 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9028 9029 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9030 try { 9031 if (observer != null) { 9032 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9033 } 9034 } catch (RemoteException re) { 9035 } 9036 return; 9037 } 9038 9039 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9040 installFlags |= PackageManager.INSTALL_FROM_ADB; 9041 9042 } else { 9043 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9044 // about installerPackageName. 9045 9046 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9047 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9048 } 9049 9050 UserHandle user; 9051 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9052 user = UserHandle.ALL; 9053 } else { 9054 user = new UserHandle(userId); 9055 } 9056 9057 // Only system components can circumvent runtime permissions when installing. 9058 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9059 && mContext.checkCallingOrSelfPermission(Manifest.permission 9060 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9061 throw new SecurityException("You need the " 9062 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9063 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9064 } 9065 9066 verificationParams.setInstallerUid(callingUid); 9067 9068 final File originFile = new File(originPath); 9069 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9070 9071 final Message msg = mHandler.obtainMessage(INIT_COPY); 9072 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9073 null, verificationParams, user, packageAbiOverride); 9074 mHandler.sendMessage(msg); 9075 } 9076 9077 void installStage(String packageName, File stagedDir, String stagedCid, 9078 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9079 String installerPackageName, int installerUid, UserHandle user) { 9080 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9081 params.referrerUri, installerUid, null); 9082 9083 final OriginInfo origin; 9084 if (stagedDir != null) { 9085 origin = OriginInfo.fromStagedFile(stagedDir); 9086 } else { 9087 origin = OriginInfo.fromStagedContainer(stagedCid); 9088 } 9089 9090 final Message msg = mHandler.obtainMessage(INIT_COPY); 9091 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9092 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9093 mHandler.sendMessage(msg); 9094 } 9095 9096 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9097 Bundle extras = new Bundle(1); 9098 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9099 9100 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9101 packageName, extras, null, null, new int[] {userId}); 9102 try { 9103 IActivityManager am = ActivityManagerNative.getDefault(); 9104 final boolean isSystem = 9105 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9106 if (isSystem && am.isUserRunning(userId, false)) { 9107 // The just-installed/enabled app is bundled on the system, so presumed 9108 // to be able to run automatically without needing an explicit launch. 9109 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9110 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9111 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9112 .setPackage(packageName); 9113 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9114 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9115 } 9116 } catch (RemoteException e) { 9117 // shouldn't happen 9118 Slog.w(TAG, "Unable to bootstrap installed package", e); 9119 } 9120 } 9121 9122 @Override 9123 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9124 int userId) { 9125 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9126 PackageSetting pkgSetting; 9127 final int uid = Binder.getCallingUid(); 9128 enforceCrossUserPermission(uid, userId, true, true, 9129 "setApplicationHiddenSetting for user " + userId); 9130 9131 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9132 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9133 return false; 9134 } 9135 9136 long callingId = Binder.clearCallingIdentity(); 9137 try { 9138 boolean sendAdded = false; 9139 boolean sendRemoved = false; 9140 // writer 9141 synchronized (mPackages) { 9142 pkgSetting = mSettings.mPackages.get(packageName); 9143 if (pkgSetting == null) { 9144 return false; 9145 } 9146 if (pkgSetting.getHidden(userId) != hidden) { 9147 pkgSetting.setHidden(hidden, userId); 9148 mSettings.writePackageRestrictionsLPr(userId); 9149 if (hidden) { 9150 sendRemoved = true; 9151 } else { 9152 sendAdded = true; 9153 } 9154 } 9155 } 9156 if (sendAdded) { 9157 sendPackageAddedForUser(packageName, pkgSetting, userId); 9158 return true; 9159 } 9160 if (sendRemoved) { 9161 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9162 "hiding pkg"); 9163 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9164 } 9165 } finally { 9166 Binder.restoreCallingIdentity(callingId); 9167 } 9168 return false; 9169 } 9170 9171 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9172 int userId) { 9173 final PackageRemovedInfo info = new PackageRemovedInfo(); 9174 info.removedPackage = packageName; 9175 info.removedUsers = new int[] {userId}; 9176 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9177 info.sendBroadcast(false, false, false); 9178 } 9179 9180 /** 9181 * Returns true if application is not found or there was an error. Otherwise it returns 9182 * the hidden state of the package for the given user. 9183 */ 9184 @Override 9185 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9186 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9187 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9188 false, "getApplicationHidden for user " + userId); 9189 PackageSetting pkgSetting; 9190 long callingId = Binder.clearCallingIdentity(); 9191 try { 9192 // writer 9193 synchronized (mPackages) { 9194 pkgSetting = mSettings.mPackages.get(packageName); 9195 if (pkgSetting == null) { 9196 return true; 9197 } 9198 return pkgSetting.getHidden(userId); 9199 } 9200 } finally { 9201 Binder.restoreCallingIdentity(callingId); 9202 } 9203 } 9204 9205 /** 9206 * @hide 9207 */ 9208 @Override 9209 public int installExistingPackageAsUser(String packageName, int userId) { 9210 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9211 null); 9212 PackageSetting pkgSetting; 9213 final int uid = Binder.getCallingUid(); 9214 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9215 + userId); 9216 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9217 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9218 } 9219 9220 long callingId = Binder.clearCallingIdentity(); 9221 try { 9222 boolean sendAdded = false; 9223 9224 // writer 9225 synchronized (mPackages) { 9226 pkgSetting = mSettings.mPackages.get(packageName); 9227 if (pkgSetting == null) { 9228 return PackageManager.INSTALL_FAILED_INVALID_URI; 9229 } 9230 if (!pkgSetting.getInstalled(userId)) { 9231 pkgSetting.setInstalled(true, userId); 9232 pkgSetting.setHidden(false, userId); 9233 mSettings.writePackageRestrictionsLPr(userId); 9234 sendAdded = true; 9235 } 9236 } 9237 9238 if (sendAdded) { 9239 sendPackageAddedForUser(packageName, pkgSetting, userId); 9240 } 9241 } finally { 9242 Binder.restoreCallingIdentity(callingId); 9243 } 9244 9245 return PackageManager.INSTALL_SUCCEEDED; 9246 } 9247 9248 boolean isUserRestricted(int userId, String restrictionKey) { 9249 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9250 if (restrictions.getBoolean(restrictionKey, false)) { 9251 Log.w(TAG, "User is restricted: " + restrictionKey); 9252 return true; 9253 } 9254 return false; 9255 } 9256 9257 @Override 9258 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9259 mContext.enforceCallingOrSelfPermission( 9260 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9261 "Only package verification agents can verify applications"); 9262 9263 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9264 final PackageVerificationResponse response = new PackageVerificationResponse( 9265 verificationCode, Binder.getCallingUid()); 9266 msg.arg1 = id; 9267 msg.obj = response; 9268 mHandler.sendMessage(msg); 9269 } 9270 9271 @Override 9272 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9273 long millisecondsToDelay) { 9274 mContext.enforceCallingOrSelfPermission( 9275 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9276 "Only package verification agents can extend verification timeouts"); 9277 9278 final PackageVerificationState state = mPendingVerification.get(id); 9279 final PackageVerificationResponse response = new PackageVerificationResponse( 9280 verificationCodeAtTimeout, Binder.getCallingUid()); 9281 9282 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9283 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9284 } 9285 if (millisecondsToDelay < 0) { 9286 millisecondsToDelay = 0; 9287 } 9288 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9289 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9290 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9291 } 9292 9293 if ((state != null) && !state.timeoutExtended()) { 9294 state.extendTimeout(); 9295 9296 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9297 msg.arg1 = id; 9298 msg.obj = response; 9299 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9300 } 9301 } 9302 9303 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9304 int verificationCode, UserHandle user) { 9305 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9306 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9307 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9308 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9309 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9310 9311 mContext.sendBroadcastAsUser(intent, user, 9312 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9313 } 9314 9315 private ComponentName matchComponentForVerifier(String packageName, 9316 List<ResolveInfo> receivers) { 9317 ActivityInfo targetReceiver = null; 9318 9319 final int NR = receivers.size(); 9320 for (int i = 0; i < NR; i++) { 9321 final ResolveInfo info = receivers.get(i); 9322 if (info.activityInfo == null) { 9323 continue; 9324 } 9325 9326 if (packageName.equals(info.activityInfo.packageName)) { 9327 targetReceiver = info.activityInfo; 9328 break; 9329 } 9330 } 9331 9332 if (targetReceiver == null) { 9333 return null; 9334 } 9335 9336 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9337 } 9338 9339 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9340 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9341 if (pkgInfo.verifiers.length == 0) { 9342 return null; 9343 } 9344 9345 final int N = pkgInfo.verifiers.length; 9346 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9347 for (int i = 0; i < N; i++) { 9348 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9349 9350 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9351 receivers); 9352 if (comp == null) { 9353 continue; 9354 } 9355 9356 final int verifierUid = getUidForVerifier(verifierInfo); 9357 if (verifierUid == -1) { 9358 continue; 9359 } 9360 9361 if (DEBUG_VERIFY) { 9362 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9363 + " with the correct signature"); 9364 } 9365 sufficientVerifiers.add(comp); 9366 verificationState.addSufficientVerifier(verifierUid); 9367 } 9368 9369 return sufficientVerifiers; 9370 } 9371 9372 private int getUidForVerifier(VerifierInfo verifierInfo) { 9373 synchronized (mPackages) { 9374 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9375 if (pkg == null) { 9376 return -1; 9377 } else if (pkg.mSignatures.length != 1) { 9378 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9379 + " has more than one signature; ignoring"); 9380 return -1; 9381 } 9382 9383 /* 9384 * If the public key of the package's signature does not match 9385 * our expected public key, then this is a different package and 9386 * we should skip. 9387 */ 9388 9389 final byte[] expectedPublicKey; 9390 try { 9391 final Signature verifierSig = pkg.mSignatures[0]; 9392 final PublicKey publicKey = verifierSig.getPublicKey(); 9393 expectedPublicKey = publicKey.getEncoded(); 9394 } catch (CertificateException e) { 9395 return -1; 9396 } 9397 9398 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9399 9400 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9401 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9402 + " does not have the expected public key; ignoring"); 9403 return -1; 9404 } 9405 9406 return pkg.applicationInfo.uid; 9407 } 9408 } 9409 9410 @Override 9411 public void finishPackageInstall(int token) { 9412 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9413 9414 if (DEBUG_INSTALL) { 9415 Slog.v(TAG, "BM finishing package install for " + token); 9416 } 9417 9418 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9419 mHandler.sendMessage(msg); 9420 } 9421 9422 /** 9423 * Get the verification agent timeout. 9424 * 9425 * @return verification timeout in milliseconds 9426 */ 9427 private long getVerificationTimeout() { 9428 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9429 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9430 DEFAULT_VERIFICATION_TIMEOUT); 9431 } 9432 9433 /** 9434 * Get the default verification agent response code. 9435 * 9436 * @return default verification response code 9437 */ 9438 private int getDefaultVerificationResponse() { 9439 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9440 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9441 DEFAULT_VERIFICATION_RESPONSE); 9442 } 9443 9444 /** 9445 * Check whether or not package verification has been enabled. 9446 * 9447 * @return true if verification should be performed 9448 */ 9449 private boolean isVerificationEnabled(int userId, int installFlags) { 9450 if (!DEFAULT_VERIFY_ENABLE) { 9451 return false; 9452 } 9453 9454 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9455 9456 // Check if installing from ADB 9457 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9458 // Do not run verification in a test harness environment 9459 if (ActivityManager.isRunningInTestHarness()) { 9460 return false; 9461 } 9462 if (ensureVerifyAppsEnabled) { 9463 return true; 9464 } 9465 // Check if the developer does not want package verification for ADB installs 9466 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9467 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9468 return false; 9469 } 9470 } 9471 9472 if (ensureVerifyAppsEnabled) { 9473 return true; 9474 } 9475 9476 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9477 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9478 } 9479 9480 @Override 9481 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9482 throws RemoteException { 9483 mContext.enforceCallingOrSelfPermission( 9484 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9485 "Only intentfilter verification agents can verify applications"); 9486 9487 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9488 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9489 Binder.getCallingUid(), verificationCode, failedDomains); 9490 msg.arg1 = id; 9491 msg.obj = response; 9492 mHandler.sendMessage(msg); 9493 } 9494 9495 @Override 9496 public int getIntentVerificationStatus(String packageName, int userId) { 9497 synchronized (mPackages) { 9498 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9499 } 9500 } 9501 9502 @Override 9503 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9504 boolean result = false; 9505 synchronized (mPackages) { 9506 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9507 } 9508 if (result) { 9509 scheduleWritePackageRestrictionsLocked(userId); 9510 } 9511 return result; 9512 } 9513 9514 @Override 9515 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9516 synchronized (mPackages) { 9517 return mSettings.getIntentFilterVerificationsLPr(packageName); 9518 } 9519 } 9520 9521 @Override 9522 public List<IntentFilter> getAllIntentFilters(String packageName) { 9523 if (TextUtils.isEmpty(packageName)) { 9524 return Collections.<IntentFilter>emptyList(); 9525 } 9526 synchronized (mPackages) { 9527 PackageParser.Package pkg = mPackages.get(packageName); 9528 if (pkg == null || pkg.activities == null) { 9529 return Collections.<IntentFilter>emptyList(); 9530 } 9531 final int count = pkg.activities.size(); 9532 ArrayList<IntentFilter> result = new ArrayList<>(); 9533 for (int n=0; n<count; n++) { 9534 PackageParser.Activity activity = pkg.activities.get(n); 9535 if (activity.intents != null || activity.intents.size() > 0) { 9536 result.addAll(activity.intents); 9537 } 9538 } 9539 return result; 9540 } 9541 } 9542 9543 @Override 9544 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9545 synchronized (mPackages) { 9546 boolean result = mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9547 if (packageName != null) { 9548 result |= updateIntentVerificationStatus(packageName, 9549 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9550 UserHandle.myUserId()); 9551 } 9552 return result; 9553 } 9554 } 9555 9556 @Override 9557 public String getDefaultBrowserPackageName(int userId) { 9558 synchronized (mPackages) { 9559 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9560 } 9561 } 9562 9563 /** 9564 * Get the "allow unknown sources" setting. 9565 * 9566 * @return the current "allow unknown sources" setting 9567 */ 9568 private int getUnknownSourcesSettings() { 9569 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9570 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9571 -1); 9572 } 9573 9574 @Override 9575 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9576 final int uid = Binder.getCallingUid(); 9577 // writer 9578 synchronized (mPackages) { 9579 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9580 if (targetPackageSetting == null) { 9581 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9582 } 9583 9584 PackageSetting installerPackageSetting; 9585 if (installerPackageName != null) { 9586 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9587 if (installerPackageSetting == null) { 9588 throw new IllegalArgumentException("Unknown installer package: " 9589 + installerPackageName); 9590 } 9591 } else { 9592 installerPackageSetting = null; 9593 } 9594 9595 Signature[] callerSignature; 9596 Object obj = mSettings.getUserIdLPr(uid); 9597 if (obj != null) { 9598 if (obj instanceof SharedUserSetting) { 9599 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9600 } else if (obj instanceof PackageSetting) { 9601 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9602 } else { 9603 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9604 } 9605 } else { 9606 throw new SecurityException("Unknown calling uid " + uid); 9607 } 9608 9609 // Verify: can't set installerPackageName to a package that is 9610 // not signed with the same cert as the caller. 9611 if (installerPackageSetting != null) { 9612 if (compareSignatures(callerSignature, 9613 installerPackageSetting.signatures.mSignatures) 9614 != PackageManager.SIGNATURE_MATCH) { 9615 throw new SecurityException( 9616 "Caller does not have same cert as new installer package " 9617 + installerPackageName); 9618 } 9619 } 9620 9621 // Verify: if target already has an installer package, it must 9622 // be signed with the same cert as the caller. 9623 if (targetPackageSetting.installerPackageName != null) { 9624 PackageSetting setting = mSettings.mPackages.get( 9625 targetPackageSetting.installerPackageName); 9626 // If the currently set package isn't valid, then it's always 9627 // okay to change it. 9628 if (setting != null) { 9629 if (compareSignatures(callerSignature, 9630 setting.signatures.mSignatures) 9631 != PackageManager.SIGNATURE_MATCH) { 9632 throw new SecurityException( 9633 "Caller does not have same cert as old installer package " 9634 + targetPackageSetting.installerPackageName); 9635 } 9636 } 9637 } 9638 9639 // Okay! 9640 targetPackageSetting.installerPackageName = installerPackageName; 9641 scheduleWriteSettingsLocked(); 9642 } 9643 } 9644 9645 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9646 // Queue up an async operation since the package installation may take a little while. 9647 mHandler.post(new Runnable() { 9648 public void run() { 9649 mHandler.removeCallbacks(this); 9650 // Result object to be returned 9651 PackageInstalledInfo res = new PackageInstalledInfo(); 9652 res.returnCode = currentStatus; 9653 res.uid = -1; 9654 res.pkg = null; 9655 res.removedInfo = new PackageRemovedInfo(); 9656 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9657 args.doPreInstall(res.returnCode); 9658 synchronized (mInstallLock) { 9659 installPackageLI(args, res); 9660 } 9661 args.doPostInstall(res.returnCode, res.uid); 9662 } 9663 9664 // A restore should be performed at this point if (a) the install 9665 // succeeded, (b) the operation is not an update, and (c) the new 9666 // package has not opted out of backup participation. 9667 final boolean update = res.removedInfo.removedPackage != null; 9668 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9669 boolean doRestore = !update 9670 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9671 9672 // Set up the post-install work request bookkeeping. This will be used 9673 // and cleaned up by the post-install event handling regardless of whether 9674 // there's a restore pass performed. Token values are >= 1. 9675 int token; 9676 if (mNextInstallToken < 0) mNextInstallToken = 1; 9677 token = mNextInstallToken++; 9678 9679 PostInstallData data = new PostInstallData(args, res); 9680 mRunningInstalls.put(token, data); 9681 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9682 9683 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9684 // Pass responsibility to the Backup Manager. It will perform a 9685 // restore if appropriate, then pass responsibility back to the 9686 // Package Manager to run the post-install observer callbacks 9687 // and broadcasts. 9688 IBackupManager bm = IBackupManager.Stub.asInterface( 9689 ServiceManager.getService(Context.BACKUP_SERVICE)); 9690 if (bm != null) { 9691 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9692 + " to BM for possible restore"); 9693 try { 9694 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9695 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9696 } else { 9697 doRestore = false; 9698 } 9699 } catch (RemoteException e) { 9700 // can't happen; the backup manager is local 9701 } catch (Exception e) { 9702 Slog.e(TAG, "Exception trying to enqueue restore", e); 9703 doRestore = false; 9704 } 9705 } else { 9706 Slog.e(TAG, "Backup Manager not found!"); 9707 doRestore = false; 9708 } 9709 } 9710 9711 if (!doRestore) { 9712 // No restore possible, or the Backup Manager was mysteriously not 9713 // available -- just fire the post-install work request directly. 9714 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9715 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9716 mHandler.sendMessage(msg); 9717 } 9718 } 9719 }); 9720 } 9721 9722 private abstract class HandlerParams { 9723 private static final int MAX_RETRIES = 4; 9724 9725 /** 9726 * Number of times startCopy() has been attempted and had a non-fatal 9727 * error. 9728 */ 9729 private int mRetries = 0; 9730 9731 /** User handle for the user requesting the information or installation. */ 9732 private final UserHandle mUser; 9733 9734 HandlerParams(UserHandle user) { 9735 mUser = user; 9736 } 9737 9738 UserHandle getUser() { 9739 return mUser; 9740 } 9741 9742 final boolean startCopy() { 9743 boolean res; 9744 try { 9745 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9746 9747 if (++mRetries > MAX_RETRIES) { 9748 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9749 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9750 handleServiceError(); 9751 return false; 9752 } else { 9753 handleStartCopy(); 9754 res = true; 9755 } 9756 } catch (RemoteException e) { 9757 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9758 mHandler.sendEmptyMessage(MCS_RECONNECT); 9759 res = false; 9760 } 9761 handleReturnCode(); 9762 return res; 9763 } 9764 9765 final void serviceError() { 9766 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9767 handleServiceError(); 9768 handleReturnCode(); 9769 } 9770 9771 abstract void handleStartCopy() throws RemoteException; 9772 abstract void handleServiceError(); 9773 abstract void handleReturnCode(); 9774 } 9775 9776 class MeasureParams extends HandlerParams { 9777 private final PackageStats mStats; 9778 private boolean mSuccess; 9779 9780 private final IPackageStatsObserver mObserver; 9781 9782 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9783 super(new UserHandle(stats.userHandle)); 9784 mObserver = observer; 9785 mStats = stats; 9786 } 9787 9788 @Override 9789 public String toString() { 9790 return "MeasureParams{" 9791 + Integer.toHexString(System.identityHashCode(this)) 9792 + " " + mStats.packageName + "}"; 9793 } 9794 9795 @Override 9796 void handleStartCopy() throws RemoteException { 9797 synchronized (mInstallLock) { 9798 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9799 } 9800 9801 if (mSuccess) { 9802 final boolean mounted; 9803 if (Environment.isExternalStorageEmulated()) { 9804 mounted = true; 9805 } else { 9806 final String status = Environment.getExternalStorageState(); 9807 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9808 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9809 } 9810 9811 if (mounted) { 9812 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9813 9814 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9815 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9816 9817 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9818 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9819 9820 // Always subtract cache size, since it's a subdirectory 9821 mStats.externalDataSize -= mStats.externalCacheSize; 9822 9823 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9824 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9825 9826 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9827 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9828 } 9829 } 9830 } 9831 9832 @Override 9833 void handleReturnCode() { 9834 if (mObserver != null) { 9835 try { 9836 mObserver.onGetStatsCompleted(mStats, mSuccess); 9837 } catch (RemoteException e) { 9838 Slog.i(TAG, "Observer no longer exists."); 9839 } 9840 } 9841 } 9842 9843 @Override 9844 void handleServiceError() { 9845 Slog.e(TAG, "Could not measure application " + mStats.packageName 9846 + " external storage"); 9847 } 9848 } 9849 9850 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9851 throws RemoteException { 9852 long result = 0; 9853 for (File path : paths) { 9854 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9855 } 9856 return result; 9857 } 9858 9859 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9860 for (File path : paths) { 9861 try { 9862 mcs.clearDirectory(path.getAbsolutePath()); 9863 } catch (RemoteException e) { 9864 } 9865 } 9866 } 9867 9868 static class OriginInfo { 9869 /** 9870 * Location where install is coming from, before it has been 9871 * copied/renamed into place. This could be a single monolithic APK 9872 * file, or a cluster directory. This location may be untrusted. 9873 */ 9874 final File file; 9875 final String cid; 9876 9877 /** 9878 * Flag indicating that {@link #file} or {@link #cid} has already been 9879 * staged, meaning downstream users don't need to defensively copy the 9880 * contents. 9881 */ 9882 final boolean staged; 9883 9884 /** 9885 * Flag indicating that {@link #file} or {@link #cid} is an already 9886 * installed app that is being moved. 9887 */ 9888 final boolean existing; 9889 9890 final String resolvedPath; 9891 final File resolvedFile; 9892 9893 static OriginInfo fromNothing() { 9894 return new OriginInfo(null, null, false, false); 9895 } 9896 9897 static OriginInfo fromUntrustedFile(File file) { 9898 return new OriginInfo(file, null, false, false); 9899 } 9900 9901 static OriginInfo fromExistingFile(File file) { 9902 return new OriginInfo(file, null, false, true); 9903 } 9904 9905 static OriginInfo fromStagedFile(File file) { 9906 return new OriginInfo(file, null, true, false); 9907 } 9908 9909 static OriginInfo fromStagedContainer(String cid) { 9910 return new OriginInfo(null, cid, true, false); 9911 } 9912 9913 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9914 this.file = file; 9915 this.cid = cid; 9916 this.staged = staged; 9917 this.existing = existing; 9918 9919 if (cid != null) { 9920 resolvedPath = PackageHelper.getSdDir(cid); 9921 resolvedFile = new File(resolvedPath); 9922 } else if (file != null) { 9923 resolvedPath = file.getAbsolutePath(); 9924 resolvedFile = file; 9925 } else { 9926 resolvedPath = null; 9927 resolvedFile = null; 9928 } 9929 } 9930 } 9931 9932 class MoveInfo { 9933 final int moveId; 9934 final String fromUuid; 9935 final String toUuid; 9936 final String packageName; 9937 final String dataAppName; 9938 final int appId; 9939 final String seinfo; 9940 9941 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 9942 String dataAppName, int appId, String seinfo) { 9943 this.moveId = moveId; 9944 this.fromUuid = fromUuid; 9945 this.toUuid = toUuid; 9946 this.packageName = packageName; 9947 this.dataAppName = dataAppName; 9948 this.appId = appId; 9949 this.seinfo = seinfo; 9950 } 9951 } 9952 9953 class InstallParams extends HandlerParams { 9954 final OriginInfo origin; 9955 final MoveInfo move; 9956 final IPackageInstallObserver2 observer; 9957 int installFlags; 9958 final String installerPackageName; 9959 final String volumeUuid; 9960 final VerificationParams verificationParams; 9961 private InstallArgs mArgs; 9962 private int mRet; 9963 final String packageAbiOverride; 9964 9965 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 9966 int installFlags, String installerPackageName, String volumeUuid, 9967 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9968 super(user); 9969 this.origin = origin; 9970 this.move = move; 9971 this.observer = observer; 9972 this.installFlags = installFlags; 9973 this.installerPackageName = installerPackageName; 9974 this.volumeUuid = volumeUuid; 9975 this.verificationParams = verificationParams; 9976 this.packageAbiOverride = packageAbiOverride; 9977 } 9978 9979 @Override 9980 public String toString() { 9981 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9982 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9983 } 9984 9985 public ManifestDigest getManifestDigest() { 9986 if (verificationParams == null) { 9987 return null; 9988 } 9989 return verificationParams.getManifestDigest(); 9990 } 9991 9992 private int installLocationPolicy(PackageInfoLite pkgLite) { 9993 String packageName = pkgLite.packageName; 9994 int installLocation = pkgLite.installLocation; 9995 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9996 // reader 9997 synchronized (mPackages) { 9998 PackageParser.Package pkg = mPackages.get(packageName); 9999 if (pkg != null) { 10000 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10001 // Check for downgrading. 10002 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10003 try { 10004 checkDowngrade(pkg, pkgLite); 10005 } catch (PackageManagerException e) { 10006 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10007 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10008 } 10009 } 10010 // Check for updated system application. 10011 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10012 if (onSd) { 10013 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10014 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10015 } 10016 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10017 } else { 10018 if (onSd) { 10019 // Install flag overrides everything. 10020 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10021 } 10022 // If current upgrade specifies particular preference 10023 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10024 // Application explicitly specified internal. 10025 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10026 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10027 // App explictly prefers external. Let policy decide 10028 } else { 10029 // Prefer previous location 10030 if (isExternal(pkg)) { 10031 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10032 } 10033 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10034 } 10035 } 10036 } else { 10037 // Invalid install. Return error code 10038 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10039 } 10040 } 10041 } 10042 // All the special cases have been taken care of. 10043 // Return result based on recommended install location. 10044 if (onSd) { 10045 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10046 } 10047 return pkgLite.recommendedInstallLocation; 10048 } 10049 10050 /* 10051 * Invoke remote method to get package information and install 10052 * location values. Override install location based on default 10053 * policy if needed and then create install arguments based 10054 * on the install location. 10055 */ 10056 public void handleStartCopy() throws RemoteException { 10057 int ret = PackageManager.INSTALL_SUCCEEDED; 10058 10059 // If we're already staged, we've firmly committed to an install location 10060 if (origin.staged) { 10061 if (origin.file != null) { 10062 installFlags |= PackageManager.INSTALL_INTERNAL; 10063 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10064 } else if (origin.cid != null) { 10065 installFlags |= PackageManager.INSTALL_EXTERNAL; 10066 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10067 } else { 10068 throw new IllegalStateException("Invalid stage location"); 10069 } 10070 } 10071 10072 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10073 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10074 10075 PackageInfoLite pkgLite = null; 10076 10077 if (onInt && onSd) { 10078 // Check if both bits are set. 10079 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10080 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10081 } else { 10082 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10083 packageAbiOverride); 10084 10085 /* 10086 * If we have too little free space, try to free cache 10087 * before giving up. 10088 */ 10089 if (!origin.staged && pkgLite.recommendedInstallLocation 10090 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10091 // TODO: focus freeing disk space on the target device 10092 final StorageManager storage = StorageManager.from(mContext); 10093 final long lowThreshold = storage.getStorageLowBytes( 10094 Environment.getDataDirectory()); 10095 10096 final long sizeBytes = mContainerService.calculateInstalledSize( 10097 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10098 10099 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10100 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10101 installFlags, packageAbiOverride); 10102 } 10103 10104 /* 10105 * The cache free must have deleted the file we 10106 * downloaded to install. 10107 * 10108 * TODO: fix the "freeCache" call to not delete 10109 * the file we care about. 10110 */ 10111 if (pkgLite.recommendedInstallLocation 10112 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10113 pkgLite.recommendedInstallLocation 10114 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10115 } 10116 } 10117 } 10118 10119 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10120 int loc = pkgLite.recommendedInstallLocation; 10121 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10122 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10123 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10124 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10125 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10126 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10127 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10128 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10129 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10130 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10131 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10132 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10133 } else { 10134 // Override with defaults if needed. 10135 loc = installLocationPolicy(pkgLite); 10136 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10137 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10138 } else if (!onSd && !onInt) { 10139 // Override install location with flags 10140 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10141 // Set the flag to install on external media. 10142 installFlags |= PackageManager.INSTALL_EXTERNAL; 10143 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10144 } else { 10145 // Make sure the flag for installing on external 10146 // media is unset 10147 installFlags |= PackageManager.INSTALL_INTERNAL; 10148 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10149 } 10150 } 10151 } 10152 } 10153 10154 final InstallArgs args = createInstallArgs(this); 10155 mArgs = args; 10156 10157 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10158 /* 10159 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10160 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10161 */ 10162 int userIdentifier = getUser().getIdentifier(); 10163 if (userIdentifier == UserHandle.USER_ALL 10164 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10165 userIdentifier = UserHandle.USER_OWNER; 10166 } 10167 10168 /* 10169 * Determine if we have any installed package verifiers. If we 10170 * do, then we'll defer to them to verify the packages. 10171 */ 10172 final int requiredUid = mRequiredVerifierPackage == null ? -1 10173 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10174 if (!origin.existing && requiredUid != -1 10175 && isVerificationEnabled(userIdentifier, installFlags)) { 10176 final Intent verification = new Intent( 10177 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10178 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10179 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10180 PACKAGE_MIME_TYPE); 10181 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10182 10183 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10184 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10185 0 /* TODO: Which userId? */); 10186 10187 if (DEBUG_VERIFY) { 10188 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10189 + verification.toString() + " with " + pkgLite.verifiers.length 10190 + " optional verifiers"); 10191 } 10192 10193 final int verificationId = mPendingVerificationToken++; 10194 10195 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10196 10197 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10198 installerPackageName); 10199 10200 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10201 installFlags); 10202 10203 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10204 pkgLite.packageName); 10205 10206 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10207 pkgLite.versionCode); 10208 10209 if (verificationParams != null) { 10210 if (verificationParams.getVerificationURI() != null) { 10211 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10212 verificationParams.getVerificationURI()); 10213 } 10214 if (verificationParams.getOriginatingURI() != null) { 10215 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10216 verificationParams.getOriginatingURI()); 10217 } 10218 if (verificationParams.getReferrer() != null) { 10219 verification.putExtra(Intent.EXTRA_REFERRER, 10220 verificationParams.getReferrer()); 10221 } 10222 if (verificationParams.getOriginatingUid() >= 0) { 10223 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10224 verificationParams.getOriginatingUid()); 10225 } 10226 if (verificationParams.getInstallerUid() >= 0) { 10227 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10228 verificationParams.getInstallerUid()); 10229 } 10230 } 10231 10232 final PackageVerificationState verificationState = new PackageVerificationState( 10233 requiredUid, args); 10234 10235 mPendingVerification.append(verificationId, verificationState); 10236 10237 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10238 receivers, verificationState); 10239 10240 /* 10241 * If any sufficient verifiers were listed in the package 10242 * manifest, attempt to ask them. 10243 */ 10244 if (sufficientVerifiers != null) { 10245 final int N = sufficientVerifiers.size(); 10246 if (N == 0) { 10247 Slog.i(TAG, "Additional verifiers required, but none installed."); 10248 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10249 } else { 10250 for (int i = 0; i < N; i++) { 10251 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10252 10253 final Intent sufficientIntent = new Intent(verification); 10254 sufficientIntent.setComponent(verifierComponent); 10255 10256 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10257 } 10258 } 10259 } 10260 10261 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10262 mRequiredVerifierPackage, receivers); 10263 if (ret == PackageManager.INSTALL_SUCCEEDED 10264 && mRequiredVerifierPackage != null) { 10265 /* 10266 * Send the intent to the required verification agent, 10267 * but only start the verification timeout after the 10268 * target BroadcastReceivers have run. 10269 */ 10270 verification.setComponent(requiredVerifierComponent); 10271 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10272 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10273 new BroadcastReceiver() { 10274 @Override 10275 public void onReceive(Context context, Intent intent) { 10276 final Message msg = mHandler 10277 .obtainMessage(CHECK_PENDING_VERIFICATION); 10278 msg.arg1 = verificationId; 10279 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10280 } 10281 }, null, 0, null, null); 10282 10283 /* 10284 * We don't want the copy to proceed until verification 10285 * succeeds, so null out this field. 10286 */ 10287 mArgs = null; 10288 } 10289 } else { 10290 /* 10291 * No package verification is enabled, so immediately start 10292 * the remote call to initiate copy using temporary file. 10293 */ 10294 ret = args.copyApk(mContainerService, true); 10295 } 10296 } 10297 10298 mRet = ret; 10299 } 10300 10301 @Override 10302 void handleReturnCode() { 10303 // If mArgs is null, then MCS couldn't be reached. When it 10304 // reconnects, it will try again to install. At that point, this 10305 // will succeed. 10306 if (mArgs != null) { 10307 processPendingInstall(mArgs, mRet); 10308 } 10309 } 10310 10311 @Override 10312 void handleServiceError() { 10313 mArgs = createInstallArgs(this); 10314 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10315 } 10316 10317 public boolean isForwardLocked() { 10318 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10319 } 10320 } 10321 10322 /** 10323 * Used during creation of InstallArgs 10324 * 10325 * @param installFlags package installation flags 10326 * @return true if should be installed on external storage 10327 */ 10328 private static boolean installOnExternalAsec(int installFlags) { 10329 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10330 return false; 10331 } 10332 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10333 return true; 10334 } 10335 return false; 10336 } 10337 10338 /** 10339 * Used during creation of InstallArgs 10340 * 10341 * @param installFlags package installation flags 10342 * @return true if should be installed as forward locked 10343 */ 10344 private static boolean installForwardLocked(int installFlags) { 10345 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10346 } 10347 10348 private InstallArgs createInstallArgs(InstallParams params) { 10349 if (params.move != null) { 10350 return new MoveInstallArgs(params); 10351 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10352 return new AsecInstallArgs(params); 10353 } else { 10354 return new FileInstallArgs(params); 10355 } 10356 } 10357 10358 /** 10359 * Create args that describe an existing installed package. Typically used 10360 * when cleaning up old installs, or used as a move source. 10361 */ 10362 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10363 String resourcePath, String[] instructionSets) { 10364 final boolean isInAsec; 10365 if (installOnExternalAsec(installFlags)) { 10366 /* Apps on SD card are always in ASEC containers. */ 10367 isInAsec = true; 10368 } else if (installForwardLocked(installFlags) 10369 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10370 /* 10371 * Forward-locked apps are only in ASEC containers if they're the 10372 * new style 10373 */ 10374 isInAsec = true; 10375 } else { 10376 isInAsec = false; 10377 } 10378 10379 if (isInAsec) { 10380 return new AsecInstallArgs(codePath, instructionSets, 10381 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10382 } else { 10383 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10384 } 10385 } 10386 10387 static abstract class InstallArgs { 10388 /** @see InstallParams#origin */ 10389 final OriginInfo origin; 10390 /** @see InstallParams#move */ 10391 final MoveInfo move; 10392 10393 final IPackageInstallObserver2 observer; 10394 // Always refers to PackageManager flags only 10395 final int installFlags; 10396 final String installerPackageName; 10397 final String volumeUuid; 10398 final ManifestDigest manifestDigest; 10399 final UserHandle user; 10400 final String abiOverride; 10401 10402 // The list of instruction sets supported by this app. This is currently 10403 // only used during the rmdex() phase to clean up resources. We can get rid of this 10404 // if we move dex files under the common app path. 10405 /* nullable */ String[] instructionSets; 10406 10407 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10408 int installFlags, String installerPackageName, String volumeUuid, 10409 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10410 String abiOverride) { 10411 this.origin = origin; 10412 this.move = move; 10413 this.installFlags = installFlags; 10414 this.observer = observer; 10415 this.installerPackageName = installerPackageName; 10416 this.volumeUuid = volumeUuid; 10417 this.manifestDigest = manifestDigest; 10418 this.user = user; 10419 this.instructionSets = instructionSets; 10420 this.abiOverride = abiOverride; 10421 } 10422 10423 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10424 abstract int doPreInstall(int status); 10425 10426 /** 10427 * Rename package into final resting place. All paths on the given 10428 * scanned package should be updated to reflect the rename. 10429 */ 10430 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10431 abstract int doPostInstall(int status, int uid); 10432 10433 /** @see PackageSettingBase#codePathString */ 10434 abstract String getCodePath(); 10435 /** @see PackageSettingBase#resourcePathString */ 10436 abstract String getResourcePath(); 10437 10438 // Need installer lock especially for dex file removal. 10439 abstract void cleanUpResourcesLI(); 10440 abstract boolean doPostDeleteLI(boolean delete); 10441 10442 /** 10443 * Called before the source arguments are copied. This is used mostly 10444 * for MoveParams when it needs to read the source file to put it in the 10445 * destination. 10446 */ 10447 int doPreCopy() { 10448 return PackageManager.INSTALL_SUCCEEDED; 10449 } 10450 10451 /** 10452 * Called after the source arguments are copied. This is used mostly for 10453 * MoveParams when it needs to read the source file to put it in the 10454 * destination. 10455 * 10456 * @return 10457 */ 10458 int doPostCopy(int uid) { 10459 return PackageManager.INSTALL_SUCCEEDED; 10460 } 10461 10462 protected boolean isFwdLocked() { 10463 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10464 } 10465 10466 protected boolean isExternalAsec() { 10467 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10468 } 10469 10470 UserHandle getUser() { 10471 return user; 10472 } 10473 } 10474 10475 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10476 if (!allCodePaths.isEmpty()) { 10477 if (instructionSets == null) { 10478 throw new IllegalStateException("instructionSet == null"); 10479 } 10480 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10481 for (String codePath : allCodePaths) { 10482 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10483 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10484 if (retCode < 0) { 10485 Slog.w(TAG, "Couldn't remove dex file for package: " 10486 + " at location " + codePath + ", retcode=" + retCode); 10487 // we don't consider this to be a failure of the core package deletion 10488 } 10489 } 10490 } 10491 } 10492 } 10493 10494 /** 10495 * Logic to handle installation of non-ASEC applications, including copying 10496 * and renaming logic. 10497 */ 10498 class FileInstallArgs extends InstallArgs { 10499 private File codeFile; 10500 private File resourceFile; 10501 10502 // Example topology: 10503 // /data/app/com.example/base.apk 10504 // /data/app/com.example/split_foo.apk 10505 // /data/app/com.example/lib/arm/libfoo.so 10506 // /data/app/com.example/lib/arm64/libfoo.so 10507 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10508 10509 /** New install */ 10510 FileInstallArgs(InstallParams params) { 10511 super(params.origin, params.move, params.observer, params.installFlags, 10512 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10513 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10514 if (isFwdLocked()) { 10515 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10516 } 10517 } 10518 10519 /** Existing install */ 10520 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10521 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10522 null); 10523 this.codeFile = (codePath != null) ? new File(codePath) : null; 10524 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10525 } 10526 10527 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10528 if (origin.staged) { 10529 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10530 codeFile = origin.file; 10531 resourceFile = origin.file; 10532 return PackageManager.INSTALL_SUCCEEDED; 10533 } 10534 10535 try { 10536 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10537 codeFile = tempDir; 10538 resourceFile = tempDir; 10539 } catch (IOException e) { 10540 Slog.w(TAG, "Failed to create copy file: " + e); 10541 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10542 } 10543 10544 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10545 @Override 10546 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10547 if (!FileUtils.isValidExtFilename(name)) { 10548 throw new IllegalArgumentException("Invalid filename: " + name); 10549 } 10550 try { 10551 final File file = new File(codeFile, name); 10552 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10553 O_RDWR | O_CREAT, 0644); 10554 Os.chmod(file.getAbsolutePath(), 0644); 10555 return new ParcelFileDescriptor(fd); 10556 } catch (ErrnoException e) { 10557 throw new RemoteException("Failed to open: " + e.getMessage()); 10558 } 10559 } 10560 }; 10561 10562 int ret = PackageManager.INSTALL_SUCCEEDED; 10563 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10564 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10565 Slog.e(TAG, "Failed to copy package"); 10566 return ret; 10567 } 10568 10569 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10570 NativeLibraryHelper.Handle handle = null; 10571 try { 10572 handle = NativeLibraryHelper.Handle.create(codeFile); 10573 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10574 abiOverride); 10575 } catch (IOException e) { 10576 Slog.e(TAG, "Copying native libraries failed", e); 10577 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10578 } finally { 10579 IoUtils.closeQuietly(handle); 10580 } 10581 10582 return ret; 10583 } 10584 10585 int doPreInstall(int status) { 10586 if (status != PackageManager.INSTALL_SUCCEEDED) { 10587 cleanUp(); 10588 } 10589 return status; 10590 } 10591 10592 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10593 if (status != PackageManager.INSTALL_SUCCEEDED) { 10594 cleanUp(); 10595 return false; 10596 } 10597 10598 final File targetDir = codeFile.getParentFile(); 10599 final File beforeCodeFile = codeFile; 10600 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10601 10602 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10603 try { 10604 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10605 } catch (ErrnoException e) { 10606 Slog.w(TAG, "Failed to rename", e); 10607 return false; 10608 } 10609 10610 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10611 Slog.w(TAG, "Failed to restorecon"); 10612 return false; 10613 } 10614 10615 // Reflect the rename internally 10616 codeFile = afterCodeFile; 10617 resourceFile = afterCodeFile; 10618 10619 // Reflect the rename in scanned details 10620 pkg.codePath = afterCodeFile.getAbsolutePath(); 10621 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10622 pkg.baseCodePath); 10623 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10624 pkg.splitCodePaths); 10625 10626 // Reflect the rename in app info 10627 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10628 pkg.applicationInfo.setCodePath(pkg.codePath); 10629 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10630 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10631 pkg.applicationInfo.setResourcePath(pkg.codePath); 10632 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10633 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10634 10635 return true; 10636 } 10637 10638 int doPostInstall(int status, int uid) { 10639 if (status != PackageManager.INSTALL_SUCCEEDED) { 10640 cleanUp(); 10641 } 10642 return status; 10643 } 10644 10645 @Override 10646 String getCodePath() { 10647 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10648 } 10649 10650 @Override 10651 String getResourcePath() { 10652 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10653 } 10654 10655 private boolean cleanUp() { 10656 if (codeFile == null || !codeFile.exists()) { 10657 return false; 10658 } 10659 10660 if (codeFile.isDirectory()) { 10661 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10662 } else { 10663 codeFile.delete(); 10664 } 10665 10666 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10667 resourceFile.delete(); 10668 } 10669 10670 return true; 10671 } 10672 10673 void cleanUpResourcesLI() { 10674 // Try enumerating all code paths before deleting 10675 List<String> allCodePaths = Collections.EMPTY_LIST; 10676 if (codeFile != null && codeFile.exists()) { 10677 try { 10678 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10679 allCodePaths = pkg.getAllCodePaths(); 10680 } catch (PackageParserException e) { 10681 // Ignored; we tried our best 10682 } 10683 } 10684 10685 cleanUp(); 10686 removeDexFiles(allCodePaths, instructionSets); 10687 } 10688 10689 boolean doPostDeleteLI(boolean delete) { 10690 // XXX err, shouldn't we respect the delete flag? 10691 cleanUpResourcesLI(); 10692 return true; 10693 } 10694 } 10695 10696 private boolean isAsecExternal(String cid) { 10697 final String asecPath = PackageHelper.getSdFilesystem(cid); 10698 return !asecPath.startsWith(mAsecInternalPath); 10699 } 10700 10701 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10702 PackageManagerException { 10703 if (copyRet < 0) { 10704 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10705 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10706 throw new PackageManagerException(copyRet, message); 10707 } 10708 } 10709 } 10710 10711 /** 10712 * Extract the MountService "container ID" from the full code path of an 10713 * .apk. 10714 */ 10715 static String cidFromCodePath(String fullCodePath) { 10716 int eidx = fullCodePath.lastIndexOf("/"); 10717 String subStr1 = fullCodePath.substring(0, eidx); 10718 int sidx = subStr1.lastIndexOf("/"); 10719 return subStr1.substring(sidx+1, eidx); 10720 } 10721 10722 /** 10723 * Logic to handle installation of ASEC applications, including copying and 10724 * renaming logic. 10725 */ 10726 class AsecInstallArgs extends InstallArgs { 10727 static final String RES_FILE_NAME = "pkg.apk"; 10728 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10729 10730 String cid; 10731 String packagePath; 10732 String resourcePath; 10733 10734 /** New install */ 10735 AsecInstallArgs(InstallParams params) { 10736 super(params.origin, params.move, params.observer, params.installFlags, 10737 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10738 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10739 } 10740 10741 /** Existing install */ 10742 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10743 boolean isExternal, boolean isForwardLocked) { 10744 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10745 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10746 instructionSets, null); 10747 // Hackily pretend we're still looking at a full code path 10748 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10749 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10750 } 10751 10752 // Extract cid from fullCodePath 10753 int eidx = fullCodePath.lastIndexOf("/"); 10754 String subStr1 = fullCodePath.substring(0, eidx); 10755 int sidx = subStr1.lastIndexOf("/"); 10756 cid = subStr1.substring(sidx+1, eidx); 10757 setMountPath(subStr1); 10758 } 10759 10760 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10761 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10762 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10763 instructionSets, null); 10764 this.cid = cid; 10765 setMountPath(PackageHelper.getSdDir(cid)); 10766 } 10767 10768 void createCopyFile() { 10769 cid = mInstallerService.allocateExternalStageCidLegacy(); 10770 } 10771 10772 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10773 if (origin.staged) { 10774 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10775 cid = origin.cid; 10776 setMountPath(PackageHelper.getSdDir(cid)); 10777 return PackageManager.INSTALL_SUCCEEDED; 10778 } 10779 10780 if (temp) { 10781 createCopyFile(); 10782 } else { 10783 /* 10784 * Pre-emptively destroy the container since it's destroyed if 10785 * copying fails due to it existing anyway. 10786 */ 10787 PackageHelper.destroySdDir(cid); 10788 } 10789 10790 final String newMountPath = imcs.copyPackageToContainer( 10791 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10792 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10793 10794 if (newMountPath != null) { 10795 setMountPath(newMountPath); 10796 return PackageManager.INSTALL_SUCCEEDED; 10797 } else { 10798 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10799 } 10800 } 10801 10802 @Override 10803 String getCodePath() { 10804 return packagePath; 10805 } 10806 10807 @Override 10808 String getResourcePath() { 10809 return resourcePath; 10810 } 10811 10812 int doPreInstall(int status) { 10813 if (status != PackageManager.INSTALL_SUCCEEDED) { 10814 // Destroy container 10815 PackageHelper.destroySdDir(cid); 10816 } else { 10817 boolean mounted = PackageHelper.isContainerMounted(cid); 10818 if (!mounted) { 10819 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10820 Process.SYSTEM_UID); 10821 if (newMountPath != null) { 10822 setMountPath(newMountPath); 10823 } else { 10824 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10825 } 10826 } 10827 } 10828 return status; 10829 } 10830 10831 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10832 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10833 String newMountPath = null; 10834 if (PackageHelper.isContainerMounted(cid)) { 10835 // Unmount the container 10836 if (!PackageHelper.unMountSdDir(cid)) { 10837 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10838 return false; 10839 } 10840 } 10841 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10842 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10843 " which might be stale. Will try to clean up."); 10844 // Clean up the stale container and proceed to recreate. 10845 if (!PackageHelper.destroySdDir(newCacheId)) { 10846 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10847 return false; 10848 } 10849 // Successfully cleaned up stale container. Try to rename again. 10850 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10851 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10852 + " inspite of cleaning it up."); 10853 return false; 10854 } 10855 } 10856 if (!PackageHelper.isContainerMounted(newCacheId)) { 10857 Slog.w(TAG, "Mounting container " + newCacheId); 10858 newMountPath = PackageHelper.mountSdDir(newCacheId, 10859 getEncryptKey(), Process.SYSTEM_UID); 10860 } else { 10861 newMountPath = PackageHelper.getSdDir(newCacheId); 10862 } 10863 if (newMountPath == null) { 10864 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10865 return false; 10866 } 10867 Log.i(TAG, "Succesfully renamed " + cid + 10868 " to " + newCacheId + 10869 " at new path: " + newMountPath); 10870 cid = newCacheId; 10871 10872 final File beforeCodeFile = new File(packagePath); 10873 setMountPath(newMountPath); 10874 final File afterCodeFile = new File(packagePath); 10875 10876 // Reflect the rename in scanned details 10877 pkg.codePath = afterCodeFile.getAbsolutePath(); 10878 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10879 pkg.baseCodePath); 10880 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10881 pkg.splitCodePaths); 10882 10883 // Reflect the rename in app info 10884 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10885 pkg.applicationInfo.setCodePath(pkg.codePath); 10886 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10887 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10888 pkg.applicationInfo.setResourcePath(pkg.codePath); 10889 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10890 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10891 10892 return true; 10893 } 10894 10895 private void setMountPath(String mountPath) { 10896 final File mountFile = new File(mountPath); 10897 10898 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10899 if (monolithicFile.exists()) { 10900 packagePath = monolithicFile.getAbsolutePath(); 10901 if (isFwdLocked()) { 10902 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10903 } else { 10904 resourcePath = packagePath; 10905 } 10906 } else { 10907 packagePath = mountFile.getAbsolutePath(); 10908 resourcePath = packagePath; 10909 } 10910 } 10911 10912 int doPostInstall(int status, int uid) { 10913 if (status != PackageManager.INSTALL_SUCCEEDED) { 10914 cleanUp(); 10915 } else { 10916 final int groupOwner; 10917 final String protectedFile; 10918 if (isFwdLocked()) { 10919 groupOwner = UserHandle.getSharedAppGid(uid); 10920 protectedFile = RES_FILE_NAME; 10921 } else { 10922 groupOwner = -1; 10923 protectedFile = null; 10924 } 10925 10926 if (uid < Process.FIRST_APPLICATION_UID 10927 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10928 Slog.e(TAG, "Failed to finalize " + cid); 10929 PackageHelper.destroySdDir(cid); 10930 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10931 } 10932 10933 boolean mounted = PackageHelper.isContainerMounted(cid); 10934 if (!mounted) { 10935 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10936 } 10937 } 10938 return status; 10939 } 10940 10941 private void cleanUp() { 10942 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10943 10944 // Destroy secure container 10945 PackageHelper.destroySdDir(cid); 10946 } 10947 10948 private List<String> getAllCodePaths() { 10949 final File codeFile = new File(getCodePath()); 10950 if (codeFile != null && codeFile.exists()) { 10951 try { 10952 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10953 return pkg.getAllCodePaths(); 10954 } catch (PackageParserException e) { 10955 // Ignored; we tried our best 10956 } 10957 } 10958 return Collections.EMPTY_LIST; 10959 } 10960 10961 void cleanUpResourcesLI() { 10962 // Enumerate all code paths before deleting 10963 cleanUpResourcesLI(getAllCodePaths()); 10964 } 10965 10966 private void cleanUpResourcesLI(List<String> allCodePaths) { 10967 cleanUp(); 10968 removeDexFiles(allCodePaths, instructionSets); 10969 } 10970 10971 String getPackageName() { 10972 return getAsecPackageName(cid); 10973 } 10974 10975 boolean doPostDeleteLI(boolean delete) { 10976 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10977 final List<String> allCodePaths = getAllCodePaths(); 10978 boolean mounted = PackageHelper.isContainerMounted(cid); 10979 if (mounted) { 10980 // Unmount first 10981 if (PackageHelper.unMountSdDir(cid)) { 10982 mounted = false; 10983 } 10984 } 10985 if (!mounted && delete) { 10986 cleanUpResourcesLI(allCodePaths); 10987 } 10988 return !mounted; 10989 } 10990 10991 @Override 10992 int doPreCopy() { 10993 if (isFwdLocked()) { 10994 if (!PackageHelper.fixSdPermissions(cid, 10995 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10996 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10997 } 10998 } 10999 11000 return PackageManager.INSTALL_SUCCEEDED; 11001 } 11002 11003 @Override 11004 int doPostCopy(int uid) { 11005 if (isFwdLocked()) { 11006 if (uid < Process.FIRST_APPLICATION_UID 11007 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11008 RES_FILE_NAME)) { 11009 Slog.e(TAG, "Failed to finalize " + cid); 11010 PackageHelper.destroySdDir(cid); 11011 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11012 } 11013 } 11014 11015 return PackageManager.INSTALL_SUCCEEDED; 11016 } 11017 } 11018 11019 /** 11020 * Logic to handle movement of existing installed applications. 11021 */ 11022 class MoveInstallArgs extends InstallArgs { 11023 private File codeFile; 11024 private File resourceFile; 11025 11026 /** New install */ 11027 MoveInstallArgs(InstallParams params) { 11028 super(params.origin, params.move, params.observer, params.installFlags, 11029 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11030 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11031 } 11032 11033 int copyApk(IMediaContainerService imcs, boolean temp) { 11034 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11035 + move.fromUuid + " to " + move.toUuid); 11036 synchronized (mInstaller) { 11037 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11038 move.dataAppName, move.appId, move.seinfo) != 0) { 11039 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11040 } 11041 } 11042 11043 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11044 resourceFile = codeFile; 11045 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11046 11047 return PackageManager.INSTALL_SUCCEEDED; 11048 } 11049 11050 int doPreInstall(int status) { 11051 if (status != PackageManager.INSTALL_SUCCEEDED) { 11052 cleanUp(); 11053 } 11054 return status; 11055 } 11056 11057 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11058 if (status != PackageManager.INSTALL_SUCCEEDED) { 11059 cleanUp(); 11060 return false; 11061 } 11062 11063 // Reflect the move in app info 11064 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11065 pkg.applicationInfo.setCodePath(pkg.codePath); 11066 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11067 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11068 pkg.applicationInfo.setResourcePath(pkg.codePath); 11069 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11070 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11071 11072 return true; 11073 } 11074 11075 int doPostInstall(int status, int uid) { 11076 if (status != PackageManager.INSTALL_SUCCEEDED) { 11077 cleanUp(); 11078 } 11079 return status; 11080 } 11081 11082 @Override 11083 String getCodePath() { 11084 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11085 } 11086 11087 @Override 11088 String getResourcePath() { 11089 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11090 } 11091 11092 private boolean cleanUp() { 11093 if (codeFile == null || !codeFile.exists()) { 11094 return false; 11095 } 11096 11097 if (codeFile.isDirectory()) { 11098 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11099 } else { 11100 codeFile.delete(); 11101 } 11102 11103 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11104 resourceFile.delete(); 11105 } 11106 11107 return true; 11108 } 11109 11110 void cleanUpResourcesLI() { 11111 cleanUp(); 11112 } 11113 11114 boolean doPostDeleteLI(boolean delete) { 11115 // XXX err, shouldn't we respect the delete flag? 11116 cleanUpResourcesLI(); 11117 return true; 11118 } 11119 } 11120 11121 static String getAsecPackageName(String packageCid) { 11122 int idx = packageCid.lastIndexOf("-"); 11123 if (idx == -1) { 11124 return packageCid; 11125 } 11126 return packageCid.substring(0, idx); 11127 } 11128 11129 // Utility method used to create code paths based on package name and available index. 11130 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11131 String idxStr = ""; 11132 int idx = 1; 11133 // Fall back to default value of idx=1 if prefix is not 11134 // part of oldCodePath 11135 if (oldCodePath != null) { 11136 String subStr = oldCodePath; 11137 // Drop the suffix right away 11138 if (suffix != null && subStr.endsWith(suffix)) { 11139 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11140 } 11141 // If oldCodePath already contains prefix find out the 11142 // ending index to either increment or decrement. 11143 int sidx = subStr.lastIndexOf(prefix); 11144 if (sidx != -1) { 11145 subStr = subStr.substring(sidx + prefix.length()); 11146 if (subStr != null) { 11147 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11148 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11149 } 11150 try { 11151 idx = Integer.parseInt(subStr); 11152 if (idx <= 1) { 11153 idx++; 11154 } else { 11155 idx--; 11156 } 11157 } catch(NumberFormatException e) { 11158 } 11159 } 11160 } 11161 } 11162 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11163 return prefix + idxStr; 11164 } 11165 11166 private File getNextCodePath(File targetDir, String packageName) { 11167 int suffix = 1; 11168 File result; 11169 do { 11170 result = new File(targetDir, packageName + "-" + suffix); 11171 suffix++; 11172 } while (result.exists()); 11173 return result; 11174 } 11175 11176 // Utility method that returns the relative package path with respect 11177 // to the installation directory. Like say for /data/data/com.test-1.apk 11178 // string com.test-1 is returned. 11179 static String deriveCodePathName(String codePath) { 11180 if (codePath == null) { 11181 return null; 11182 } 11183 final File codeFile = new File(codePath); 11184 final String name = codeFile.getName(); 11185 if (codeFile.isDirectory()) { 11186 return name; 11187 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11188 final int lastDot = name.lastIndexOf('.'); 11189 return name.substring(0, lastDot); 11190 } else { 11191 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11192 return null; 11193 } 11194 } 11195 11196 class PackageInstalledInfo { 11197 String name; 11198 int uid; 11199 // The set of users that originally had this package installed. 11200 int[] origUsers; 11201 // The set of users that now have this package installed. 11202 int[] newUsers; 11203 PackageParser.Package pkg; 11204 int returnCode; 11205 String returnMsg; 11206 PackageRemovedInfo removedInfo; 11207 11208 public void setError(int code, String msg) { 11209 returnCode = code; 11210 returnMsg = msg; 11211 Slog.w(TAG, msg); 11212 } 11213 11214 public void setError(String msg, PackageParserException e) { 11215 returnCode = e.error; 11216 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11217 Slog.w(TAG, msg, e); 11218 } 11219 11220 public void setError(String msg, PackageManagerException e) { 11221 returnCode = e.error; 11222 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11223 Slog.w(TAG, msg, e); 11224 } 11225 11226 // In some error cases we want to convey more info back to the observer 11227 String origPackage; 11228 String origPermission; 11229 } 11230 11231 /* 11232 * Install a non-existing package. 11233 */ 11234 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11235 UserHandle user, String installerPackageName, String volumeUuid, 11236 PackageInstalledInfo res) { 11237 // Remember this for later, in case we need to rollback this install 11238 String pkgName = pkg.packageName; 11239 11240 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11241 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11242 UserHandle.USER_OWNER).exists(); 11243 synchronized(mPackages) { 11244 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11245 // A package with the same name is already installed, though 11246 // it has been renamed to an older name. The package we 11247 // are trying to install should be installed as an update to 11248 // the existing one, but that has not been requested, so bail. 11249 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11250 + " without first uninstalling package running as " 11251 + mSettings.mRenamedPackages.get(pkgName)); 11252 return; 11253 } 11254 if (mPackages.containsKey(pkgName)) { 11255 // Don't allow installation over an existing package with the same name. 11256 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11257 + " without first uninstalling."); 11258 return; 11259 } 11260 } 11261 11262 try { 11263 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11264 System.currentTimeMillis(), user); 11265 11266 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11267 // delete the partially installed application. the data directory will have to be 11268 // restored if it was already existing 11269 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11270 // remove package from internal structures. Note that we want deletePackageX to 11271 // delete the package data and cache directories that it created in 11272 // scanPackageLocked, unless those directories existed before we even tried to 11273 // install. 11274 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11275 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11276 res.removedInfo, true); 11277 } 11278 11279 } catch (PackageManagerException e) { 11280 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11281 } 11282 } 11283 11284 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11285 // Can't rotate keys during boot or if sharedUser. 11286 if (oldPs == null || (scanFlags&SCAN_BOOTING) != 0 || oldPs.sharedUser != null 11287 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11288 return false; 11289 } 11290 // app is using upgradeKeySets; make sure all are valid 11291 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11292 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11293 for (int i = 0; i < upgradeKeySets.length; i++) { 11294 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11295 Slog.wtf(TAG, "Package " 11296 + (oldPs.name != null ? oldPs.name : "<null>") 11297 + " contains upgrade-key-set reference to unknown key-set: " 11298 + upgradeKeySets[i] 11299 + " reverting to signatures check."); 11300 return false; 11301 } 11302 } 11303 return true; 11304 } 11305 11306 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11307 // Upgrade keysets are being used. Determine if new package has a superset of the 11308 // required keys. 11309 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11310 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11311 for (int i = 0; i < upgradeKeySets.length; i++) { 11312 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11313 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11314 return true; 11315 } 11316 } 11317 return false; 11318 } 11319 11320 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11321 UserHandle user, String installerPackageName, String volumeUuid, 11322 PackageInstalledInfo res) { 11323 final PackageParser.Package oldPackage; 11324 final String pkgName = pkg.packageName; 11325 final int[] allUsers; 11326 final boolean[] perUserInstalled; 11327 final boolean weFroze; 11328 11329 // First find the old package info and check signatures 11330 synchronized(mPackages) { 11331 oldPackage = mPackages.get(pkgName); 11332 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11333 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11334 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11335 if(!checkUpgradeKeySetLP(ps, pkg)) { 11336 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11337 "New package not signed by keys specified by upgrade-keysets: " 11338 + pkgName); 11339 return; 11340 } 11341 } else { 11342 // default to original signature matching 11343 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11344 != PackageManager.SIGNATURE_MATCH) { 11345 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11346 "New package has a different signature: " + pkgName); 11347 return; 11348 } 11349 } 11350 11351 // In case of rollback, remember per-user/profile install state 11352 allUsers = sUserManager.getUserIds(); 11353 perUserInstalled = new boolean[allUsers.length]; 11354 for (int i = 0; i < allUsers.length; i++) { 11355 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11356 } 11357 11358 // Mark the app as frozen to prevent launching during the upgrade 11359 // process, and then kill all running instances 11360 if (!ps.frozen) { 11361 ps.frozen = true; 11362 weFroze = true; 11363 } else { 11364 weFroze = false; 11365 } 11366 } 11367 11368 // Now that we're guarded by frozen state, kill app during upgrade 11369 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11370 11371 try { 11372 boolean sysPkg = (isSystemApp(oldPackage)); 11373 if (sysPkg) { 11374 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11375 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11376 } else { 11377 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11378 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11379 } 11380 } finally { 11381 // Regardless of success or failure of upgrade steps above, always 11382 // unfreeze the package if we froze it 11383 if (weFroze) { 11384 unfreezePackage(pkgName); 11385 } 11386 } 11387 } 11388 11389 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11390 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11391 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11392 String volumeUuid, PackageInstalledInfo res) { 11393 String pkgName = deletedPackage.packageName; 11394 boolean deletedPkg = true; 11395 boolean updatedSettings = false; 11396 11397 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11398 + deletedPackage); 11399 long origUpdateTime; 11400 if (pkg.mExtras != null) { 11401 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11402 } else { 11403 origUpdateTime = 0; 11404 } 11405 11406 // First delete the existing package while retaining the data directory 11407 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11408 res.removedInfo, true)) { 11409 // If the existing package wasn't successfully deleted 11410 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11411 deletedPkg = false; 11412 } else { 11413 // Successfully deleted the old package; proceed with replace. 11414 11415 // If deleted package lived in a container, give users a chance to 11416 // relinquish resources before killing. 11417 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11418 if (DEBUG_INSTALL) { 11419 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11420 } 11421 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11422 final ArrayList<String> pkgList = new ArrayList<String>(1); 11423 pkgList.add(deletedPackage.applicationInfo.packageName); 11424 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11425 } 11426 11427 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11428 try { 11429 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11430 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11431 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11432 perUserInstalled, res, user); 11433 updatedSettings = true; 11434 } catch (PackageManagerException e) { 11435 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11436 } 11437 } 11438 11439 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11440 // remove package from internal structures. Note that we want deletePackageX to 11441 // delete the package data and cache directories that it created in 11442 // scanPackageLocked, unless those directories existed before we even tried to 11443 // install. 11444 if(updatedSettings) { 11445 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11446 deletePackageLI( 11447 pkgName, null, true, allUsers, perUserInstalled, 11448 PackageManager.DELETE_KEEP_DATA, 11449 res.removedInfo, true); 11450 } 11451 // Since we failed to install the new package we need to restore the old 11452 // package that we deleted. 11453 if (deletedPkg) { 11454 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11455 File restoreFile = new File(deletedPackage.codePath); 11456 // Parse old package 11457 boolean oldExternal = isExternal(deletedPackage); 11458 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11459 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11460 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11461 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11462 try { 11463 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11464 } catch (PackageManagerException e) { 11465 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11466 + e.getMessage()); 11467 return; 11468 } 11469 // Restore of old package succeeded. Update permissions. 11470 // writer 11471 synchronized (mPackages) { 11472 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11473 UPDATE_PERMISSIONS_ALL); 11474 // can downgrade to reader 11475 mSettings.writeLPr(); 11476 } 11477 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11478 } 11479 } 11480 } 11481 11482 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11483 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11484 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11485 String volumeUuid, PackageInstalledInfo res) { 11486 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11487 + ", old=" + deletedPackage); 11488 boolean disabledSystem = false; 11489 boolean updatedSettings = false; 11490 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11491 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11492 != 0) { 11493 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11494 } 11495 String packageName = deletedPackage.packageName; 11496 if (packageName == null) { 11497 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11498 "Attempt to delete null packageName."); 11499 return; 11500 } 11501 PackageParser.Package oldPkg; 11502 PackageSetting oldPkgSetting; 11503 // reader 11504 synchronized (mPackages) { 11505 oldPkg = mPackages.get(packageName); 11506 oldPkgSetting = mSettings.mPackages.get(packageName); 11507 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11508 (oldPkgSetting == null)) { 11509 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11510 "Couldn't find package:" + packageName + " information"); 11511 return; 11512 } 11513 } 11514 11515 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11516 res.removedInfo.removedPackage = packageName; 11517 // Remove existing system package 11518 removePackageLI(oldPkgSetting, true); 11519 // writer 11520 synchronized (mPackages) { 11521 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11522 if (!disabledSystem && deletedPackage != null) { 11523 // We didn't need to disable the .apk as a current system package, 11524 // which means we are replacing another update that is already 11525 // installed. We need to make sure to delete the older one's .apk. 11526 res.removedInfo.args = createInstallArgsForExisting(0, 11527 deletedPackage.applicationInfo.getCodePath(), 11528 deletedPackage.applicationInfo.getResourcePath(), 11529 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11530 } else { 11531 res.removedInfo.args = null; 11532 } 11533 } 11534 11535 // Successfully disabled the old package. Now proceed with re-installation 11536 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11537 11538 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11539 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11540 11541 PackageParser.Package newPackage = null; 11542 try { 11543 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11544 if (newPackage.mExtras != null) { 11545 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11546 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11547 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11548 11549 // is the update attempting to change shared user? that isn't going to work... 11550 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11551 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11552 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11553 + " to " + newPkgSetting.sharedUser); 11554 updatedSettings = true; 11555 } 11556 } 11557 11558 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11559 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11560 perUserInstalled, res, user); 11561 updatedSettings = true; 11562 } 11563 11564 } catch (PackageManagerException e) { 11565 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11566 } 11567 11568 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11569 // Re installation failed. Restore old information 11570 // Remove new pkg information 11571 if (newPackage != null) { 11572 removeInstalledPackageLI(newPackage, true); 11573 } 11574 // Add back the old system package 11575 try { 11576 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11577 } catch (PackageManagerException e) { 11578 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11579 } 11580 // Restore the old system information in Settings 11581 synchronized (mPackages) { 11582 if (disabledSystem) { 11583 mSettings.enableSystemPackageLPw(packageName); 11584 } 11585 if (updatedSettings) { 11586 mSettings.setInstallerPackageName(packageName, 11587 oldPkgSetting.installerPackageName); 11588 } 11589 mSettings.writeLPr(); 11590 } 11591 } 11592 } 11593 11594 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11595 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11596 UserHandle user) { 11597 String pkgName = newPackage.packageName; 11598 synchronized (mPackages) { 11599 //write settings. the installStatus will be incomplete at this stage. 11600 //note that the new package setting would have already been 11601 //added to mPackages. It hasn't been persisted yet. 11602 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11603 mSettings.writeLPr(); 11604 } 11605 11606 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11607 11608 synchronized (mPackages) { 11609 updatePermissionsLPw(newPackage.packageName, newPackage, 11610 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11611 ? UPDATE_PERMISSIONS_ALL : 0)); 11612 // For system-bundled packages, we assume that installing an upgraded version 11613 // of the package implies that the user actually wants to run that new code, 11614 // so we enable the package. 11615 PackageSetting ps = mSettings.mPackages.get(pkgName); 11616 if (ps != null) { 11617 if (isSystemApp(newPackage)) { 11618 // NB: implicit assumption that system package upgrades apply to all users 11619 if (DEBUG_INSTALL) { 11620 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11621 } 11622 if (res.origUsers != null) { 11623 for (int userHandle : res.origUsers) { 11624 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11625 userHandle, installerPackageName); 11626 } 11627 } 11628 // Also convey the prior install/uninstall state 11629 if (allUsers != null && perUserInstalled != null) { 11630 for (int i = 0; i < allUsers.length; i++) { 11631 if (DEBUG_INSTALL) { 11632 Slog.d(TAG, " user " + allUsers[i] 11633 + " => " + perUserInstalled[i]); 11634 } 11635 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11636 } 11637 // these install state changes will be persisted in the 11638 // upcoming call to mSettings.writeLPr(). 11639 } 11640 } 11641 // It's implied that when a user requests installation, they want the app to be 11642 // installed and enabled. 11643 int userId = user.getIdentifier(); 11644 if (userId != UserHandle.USER_ALL) { 11645 ps.setInstalled(true, userId); 11646 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11647 } 11648 } 11649 res.name = pkgName; 11650 res.uid = newPackage.applicationInfo.uid; 11651 res.pkg = newPackage; 11652 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11653 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11654 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11655 //to update install status 11656 mSettings.writeLPr(); 11657 } 11658 } 11659 11660 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11661 final int installFlags = args.installFlags; 11662 final String installerPackageName = args.installerPackageName; 11663 final String volumeUuid = args.volumeUuid; 11664 final File tmpPackageFile = new File(args.getCodePath()); 11665 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11666 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11667 || (args.volumeUuid != null)); 11668 boolean replace = false; 11669 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11670 // Result object to be returned 11671 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11672 11673 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11674 // Retrieve PackageSettings and parse package 11675 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11676 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11677 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11678 PackageParser pp = new PackageParser(); 11679 pp.setSeparateProcesses(mSeparateProcesses); 11680 pp.setDisplayMetrics(mMetrics); 11681 11682 final PackageParser.Package pkg; 11683 try { 11684 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11685 } catch (PackageParserException e) { 11686 res.setError("Failed parse during installPackageLI", e); 11687 return; 11688 } 11689 11690 // Mark that we have an install time CPU ABI override. 11691 pkg.cpuAbiOverride = args.abiOverride; 11692 11693 String pkgName = res.name = pkg.packageName; 11694 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11695 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11696 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11697 return; 11698 } 11699 } 11700 11701 try { 11702 pp.collectCertificates(pkg, parseFlags); 11703 pp.collectManifestDigest(pkg); 11704 } catch (PackageParserException e) { 11705 res.setError("Failed collect during installPackageLI", e); 11706 return; 11707 } 11708 11709 /* If the installer passed in a manifest digest, compare it now. */ 11710 if (args.manifestDigest != null) { 11711 if (DEBUG_INSTALL) { 11712 final String parsedManifest = pkg.manifestDigest == null ? "null" 11713 : pkg.manifestDigest.toString(); 11714 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11715 + parsedManifest); 11716 } 11717 11718 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11719 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11720 return; 11721 } 11722 } else if (DEBUG_INSTALL) { 11723 final String parsedManifest = pkg.manifestDigest == null 11724 ? "null" : pkg.manifestDigest.toString(); 11725 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11726 } 11727 11728 // Get rid of all references to package scan path via parser. 11729 pp = null; 11730 String oldCodePath = null; 11731 boolean systemApp = false; 11732 synchronized (mPackages) { 11733 // Check if installing already existing package 11734 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11735 String oldName = mSettings.mRenamedPackages.get(pkgName); 11736 if (pkg.mOriginalPackages != null 11737 && pkg.mOriginalPackages.contains(oldName) 11738 && mPackages.containsKey(oldName)) { 11739 // This package is derived from an original package, 11740 // and this device has been updating from that original 11741 // name. We must continue using the original name, so 11742 // rename the new package here. 11743 pkg.setPackageName(oldName); 11744 pkgName = pkg.packageName; 11745 replace = true; 11746 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11747 + oldName + " pkgName=" + pkgName); 11748 } else if (mPackages.containsKey(pkgName)) { 11749 // This package, under its official name, already exists 11750 // on the device; we should replace it. 11751 replace = true; 11752 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11753 } 11754 11755 // Prevent apps opting out from runtime permissions 11756 if (replace) { 11757 PackageParser.Package oldPackage = mPackages.get(pkgName); 11758 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11759 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11760 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11761 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11762 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11763 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11764 + " doesn't support runtime permissions but the old" 11765 + " target SDK " + oldTargetSdk + " does."); 11766 return; 11767 } 11768 } 11769 } 11770 11771 PackageSetting ps = mSettings.mPackages.get(pkgName); 11772 if (ps != null) { 11773 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11774 11775 // Quick sanity check that we're signed correctly if updating; 11776 // we'll check this again later when scanning, but we want to 11777 // bail early here before tripping over redefined permissions. 11778 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11779 if (!checkUpgradeKeySetLP(ps, pkg)) { 11780 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11781 + pkg.packageName + " upgrade keys do not match the " 11782 + "previously installed version"); 11783 return; 11784 } 11785 } else { 11786 try { 11787 verifySignaturesLP(ps, pkg); 11788 } catch (PackageManagerException e) { 11789 res.setError(e.error, e.getMessage()); 11790 return; 11791 } 11792 } 11793 11794 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11795 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11796 systemApp = (ps.pkg.applicationInfo.flags & 11797 ApplicationInfo.FLAG_SYSTEM) != 0; 11798 } 11799 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11800 } 11801 11802 // Check whether the newly-scanned package wants to define an already-defined perm 11803 int N = pkg.permissions.size(); 11804 for (int i = N-1; i >= 0; i--) { 11805 PackageParser.Permission perm = pkg.permissions.get(i); 11806 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11807 if (bp != null) { 11808 // If the defining package is signed with our cert, it's okay. This 11809 // also includes the "updating the same package" case, of course. 11810 // "updating same package" could also involve key-rotation. 11811 final boolean sigsOk; 11812 if (bp.sourcePackage.equals(pkg.packageName) 11813 && (bp.packageSetting instanceof PackageSetting) 11814 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11815 scanFlags))) { 11816 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11817 } else { 11818 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11819 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11820 } 11821 if (!sigsOk) { 11822 // If the owning package is the system itself, we log but allow 11823 // install to proceed; we fail the install on all other permission 11824 // redefinitions. 11825 if (!bp.sourcePackage.equals("android")) { 11826 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11827 + pkg.packageName + " attempting to redeclare permission " 11828 + perm.info.name + " already owned by " + bp.sourcePackage); 11829 res.origPermission = perm.info.name; 11830 res.origPackage = bp.sourcePackage; 11831 return; 11832 } else { 11833 Slog.w(TAG, "Package " + pkg.packageName 11834 + " attempting to redeclare system permission " 11835 + perm.info.name + "; ignoring new declaration"); 11836 pkg.permissions.remove(i); 11837 } 11838 } 11839 } 11840 } 11841 11842 } 11843 11844 if (systemApp && onExternal) { 11845 // Disable updates to system apps on sdcard 11846 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11847 "Cannot install updates to system apps on sdcard"); 11848 return; 11849 } 11850 11851 if (args.move != null) { 11852 // We did an in-place move, so dex is ready to roll 11853 scanFlags |= SCAN_NO_DEX; 11854 scanFlags |= SCAN_MOVE; 11855 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11856 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11857 scanFlags |= SCAN_NO_DEX; 11858 11859 try { 11860 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 11861 true /* extract libs */); 11862 } catch (PackageManagerException pme) { 11863 Slog.e(TAG, "Error deriving application ABI", pme); 11864 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 11865 return; 11866 } 11867 11868 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11869 int result = mPackageDexOptimizer 11870 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 11871 false /* defer */, false /* inclDependencies */); 11872 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11873 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11874 return; 11875 } 11876 } 11877 11878 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11879 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11880 return; 11881 } 11882 11883 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 11884 11885 if (replace) { 11886 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 11887 installerPackageName, volumeUuid, res); 11888 } else { 11889 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11890 args.user, installerPackageName, volumeUuid, res); 11891 } 11892 synchronized (mPackages) { 11893 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11894 if (ps != null) { 11895 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11896 } 11897 } 11898 } 11899 11900 private void startIntentFilterVerifications(int userId, boolean replacing, 11901 PackageParser.Package pkg) { 11902 if (mIntentFilterVerifierComponent == null) { 11903 Slog.w(TAG, "No IntentFilter verification will not be done as " 11904 + "there is no IntentFilterVerifier available!"); 11905 return; 11906 } 11907 11908 final int verifierUid = getPackageUid( 11909 mIntentFilterVerifierComponent.getPackageName(), 11910 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11911 11912 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11913 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11914 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 11915 mHandler.sendMessage(msg); 11916 } 11917 11918 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 11919 PackageParser.Package pkg) { 11920 int size = pkg.activities.size(); 11921 if (size == 0) { 11922 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11923 "No activity, so no need to verify any IntentFilter!"); 11924 return; 11925 } 11926 11927 final boolean hasDomainURLs = hasDomainURLs(pkg); 11928 if (!hasDomainURLs) { 11929 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11930 "No domain URLs, so no need to verify any IntentFilter!"); 11931 return; 11932 } 11933 11934 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 11935 + " if any IntentFilter from the " + size 11936 + " Activities needs verification ..."); 11937 11938 int count = 0; 11939 final String packageName = pkg.packageName; 11940 11941 synchronized (mPackages) { 11942 // If this is a new install and we see that we've already run verification for this 11943 // package, we have nothing to do: it means the state was restored from backup. 11944 if (!replacing) { 11945 IntentFilterVerificationInfo ivi = 11946 mSettings.getIntentFilterVerificationLPr(packageName); 11947 if (ivi != null) { 11948 if (DEBUG_DOMAIN_VERIFICATION) { 11949 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 11950 + ivi.getStatusString()); 11951 } 11952 return; 11953 } 11954 } 11955 11956 // If any filters need to be verified, then all need to be. 11957 boolean needToVerify = false; 11958 for (PackageParser.Activity a : pkg.activities) { 11959 for (ActivityIntentInfo filter : a.intents) { 11960 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 11961 if (DEBUG_DOMAIN_VERIFICATION) { 11962 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 11963 } 11964 needToVerify = true; 11965 break; 11966 } 11967 } 11968 } 11969 11970 if (needToVerify) { 11971 final int verificationId = mIntentFilterVerificationToken++; 11972 for (PackageParser.Activity a : pkg.activities) { 11973 for (ActivityIntentInfo filter : a.intents) { 11974 boolean needsFilterVerification = filter.hasWebDataURI(); 11975 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 11976 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11977 "Verification needed for IntentFilter:" + filter.toString()); 11978 mIntentFilterVerifier.addOneIntentFilterVerification( 11979 verifierUid, userId, verificationId, filter, packageName); 11980 count++; 11981 } 11982 } 11983 } 11984 } 11985 } 11986 11987 if (count > 0) { 11988 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 11989 + " IntentFilter verification" + (count > 1 ? "s" : "") 11990 + " for userId:" + userId); 11991 mIntentFilterVerifier.startVerifications(userId); 11992 } else { 11993 if (DEBUG_DOMAIN_VERIFICATION) { 11994 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 11995 } 11996 } 11997 } 11998 11999 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12000 final ComponentName cn = filter.activity.getComponentName(); 12001 final String packageName = cn.getPackageName(); 12002 12003 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12004 packageName); 12005 if (ivi == null) { 12006 return true; 12007 } 12008 int status = ivi.getStatus(); 12009 switch (status) { 12010 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12011 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12012 return true; 12013 12014 default: 12015 // Nothing to do 12016 return false; 12017 } 12018 } 12019 12020 private static boolean isMultiArch(PackageSetting ps) { 12021 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12022 } 12023 12024 private static boolean isMultiArch(ApplicationInfo info) { 12025 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12026 } 12027 12028 private static boolean isExternal(PackageParser.Package pkg) { 12029 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12030 } 12031 12032 private static boolean isExternal(PackageSetting ps) { 12033 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12034 } 12035 12036 private static boolean isExternal(ApplicationInfo info) { 12037 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12038 } 12039 12040 private static boolean isSystemApp(PackageParser.Package pkg) { 12041 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12042 } 12043 12044 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12045 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12046 } 12047 12048 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12049 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12050 } 12051 12052 private static boolean isSystemApp(PackageSetting ps) { 12053 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12054 } 12055 12056 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12057 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12058 } 12059 12060 private int packageFlagsToInstallFlags(PackageSetting ps) { 12061 int installFlags = 0; 12062 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12063 // This existing package was an external ASEC install when we have 12064 // the external flag without a UUID 12065 installFlags |= PackageManager.INSTALL_EXTERNAL; 12066 } 12067 if (ps.isForwardLocked()) { 12068 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12069 } 12070 return installFlags; 12071 } 12072 12073 private void deleteTempPackageFiles() { 12074 final FilenameFilter filter = new FilenameFilter() { 12075 public boolean accept(File dir, String name) { 12076 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12077 } 12078 }; 12079 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12080 file.delete(); 12081 } 12082 } 12083 12084 @Override 12085 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12086 int flags) { 12087 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12088 flags); 12089 } 12090 12091 @Override 12092 public void deletePackage(final String packageName, 12093 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12094 mContext.enforceCallingOrSelfPermission( 12095 android.Manifest.permission.DELETE_PACKAGES, null); 12096 final int uid = Binder.getCallingUid(); 12097 if (UserHandle.getUserId(uid) != userId) { 12098 mContext.enforceCallingPermission( 12099 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12100 "deletePackage for user " + userId); 12101 } 12102 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12103 try { 12104 observer.onPackageDeleted(packageName, 12105 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12106 } catch (RemoteException re) { 12107 } 12108 return; 12109 } 12110 12111 boolean uninstallBlocked = false; 12112 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12113 int[] users = sUserManager.getUserIds(); 12114 for (int i = 0; i < users.length; ++i) { 12115 if (getBlockUninstallForUser(packageName, users[i])) { 12116 uninstallBlocked = true; 12117 break; 12118 } 12119 } 12120 } else { 12121 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12122 } 12123 if (uninstallBlocked) { 12124 try { 12125 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12126 null); 12127 } catch (RemoteException re) { 12128 } 12129 return; 12130 } 12131 12132 if (DEBUG_REMOVE) { 12133 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12134 } 12135 // Queue up an async operation since the package deletion may take a little while. 12136 mHandler.post(new Runnable() { 12137 public void run() { 12138 mHandler.removeCallbacks(this); 12139 final int returnCode = deletePackageX(packageName, userId, flags); 12140 if (observer != null) { 12141 try { 12142 observer.onPackageDeleted(packageName, returnCode, null); 12143 } catch (RemoteException e) { 12144 Log.i(TAG, "Observer no longer exists."); 12145 } //end catch 12146 } //end if 12147 } //end run 12148 }); 12149 } 12150 12151 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12152 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12153 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12154 try { 12155 if (dpm != null) { 12156 if (dpm.isDeviceOwner(packageName)) { 12157 return true; 12158 } 12159 int[] users; 12160 if (userId == UserHandle.USER_ALL) { 12161 users = sUserManager.getUserIds(); 12162 } else { 12163 users = new int[]{userId}; 12164 } 12165 for (int i = 0; i < users.length; ++i) { 12166 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12167 return true; 12168 } 12169 } 12170 } 12171 } catch (RemoteException e) { 12172 } 12173 return false; 12174 } 12175 12176 /** 12177 * This method is an internal method that could be get invoked either 12178 * to delete an installed package or to clean up a failed installation. 12179 * After deleting an installed package, a broadcast is sent to notify any 12180 * listeners that the package has been installed. For cleaning up a failed 12181 * installation, the broadcast is not necessary since the package's 12182 * installation wouldn't have sent the initial broadcast either 12183 * The key steps in deleting a package are 12184 * deleting the package information in internal structures like mPackages, 12185 * deleting the packages base directories through installd 12186 * updating mSettings to reflect current status 12187 * persisting settings for later use 12188 * sending a broadcast if necessary 12189 */ 12190 private int deletePackageX(String packageName, int userId, int flags) { 12191 final PackageRemovedInfo info = new PackageRemovedInfo(); 12192 final boolean res; 12193 12194 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12195 ? UserHandle.ALL : new UserHandle(userId); 12196 12197 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12198 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12199 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12200 } 12201 12202 boolean removedForAllUsers = false; 12203 boolean systemUpdate = false; 12204 12205 // for the uninstall-updates case and restricted profiles, remember the per- 12206 // userhandle installed state 12207 int[] allUsers; 12208 boolean[] perUserInstalled; 12209 synchronized (mPackages) { 12210 PackageSetting ps = mSettings.mPackages.get(packageName); 12211 allUsers = sUserManager.getUserIds(); 12212 perUserInstalled = new boolean[allUsers.length]; 12213 for (int i = 0; i < allUsers.length; i++) { 12214 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12215 } 12216 } 12217 12218 synchronized (mInstallLock) { 12219 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12220 res = deletePackageLI(packageName, removeForUser, 12221 true, allUsers, perUserInstalled, 12222 flags | REMOVE_CHATTY, info, true); 12223 systemUpdate = info.isRemovedPackageSystemUpdate; 12224 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12225 removedForAllUsers = true; 12226 } 12227 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12228 + " removedForAllUsers=" + removedForAllUsers); 12229 } 12230 12231 if (res) { 12232 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12233 12234 // If the removed package was a system update, the old system package 12235 // was re-enabled; we need to broadcast this information 12236 if (systemUpdate) { 12237 Bundle extras = new Bundle(1); 12238 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12239 ? info.removedAppId : info.uid); 12240 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12241 12242 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12243 extras, null, null, null); 12244 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12245 extras, null, null, null); 12246 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12247 null, packageName, null, null); 12248 } 12249 } 12250 // Force a gc here. 12251 Runtime.getRuntime().gc(); 12252 // Delete the resources here after sending the broadcast to let 12253 // other processes clean up before deleting resources. 12254 if (info.args != null) { 12255 synchronized (mInstallLock) { 12256 info.args.doPostDeleteLI(true); 12257 } 12258 } 12259 12260 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12261 } 12262 12263 class PackageRemovedInfo { 12264 String removedPackage; 12265 int uid = -1; 12266 int removedAppId = -1; 12267 int[] removedUsers = null; 12268 boolean isRemovedPackageSystemUpdate = false; 12269 // Clean up resources deleted packages. 12270 InstallArgs args = null; 12271 12272 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12273 Bundle extras = new Bundle(1); 12274 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12275 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12276 if (replacing) { 12277 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12278 } 12279 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12280 if (removedPackage != null) { 12281 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12282 extras, null, null, removedUsers); 12283 if (fullRemove && !replacing) { 12284 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12285 extras, null, null, removedUsers); 12286 } 12287 } 12288 if (removedAppId >= 0) { 12289 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12290 removedUsers); 12291 } 12292 } 12293 } 12294 12295 /* 12296 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12297 * flag is not set, the data directory is removed as well. 12298 * make sure this flag is set for partially installed apps. If not its meaningless to 12299 * delete a partially installed application. 12300 */ 12301 private void removePackageDataLI(PackageSetting ps, 12302 int[] allUserHandles, boolean[] perUserInstalled, 12303 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12304 String packageName = ps.name; 12305 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12306 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12307 // Retrieve object to delete permissions for shared user later on 12308 final PackageSetting deletedPs; 12309 // reader 12310 synchronized (mPackages) { 12311 deletedPs = mSettings.mPackages.get(packageName); 12312 if (outInfo != null) { 12313 outInfo.removedPackage = packageName; 12314 outInfo.removedUsers = deletedPs != null 12315 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12316 : null; 12317 } 12318 } 12319 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12320 removeDataDirsLI(ps.volumeUuid, packageName); 12321 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12322 } 12323 // writer 12324 synchronized (mPackages) { 12325 if (deletedPs != null) { 12326 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12327 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12328 clearDefaultBrowserIfNeeded(packageName); 12329 if (outInfo != null) { 12330 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12331 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12332 } 12333 updatePermissionsLPw(deletedPs.name, null, 0); 12334 if (deletedPs.sharedUser != null) { 12335 // Remove permissions associated with package. Since runtime 12336 // permissions are per user we have to kill the removed package 12337 // or packages running under the shared user of the removed 12338 // package if revoking the permissions requested only by the removed 12339 // package is successful and this causes a change in gids. 12340 for (int userId : UserManagerService.getInstance().getUserIds()) { 12341 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12342 userId); 12343 if (userIdToKill == UserHandle.USER_ALL 12344 || userIdToKill >= UserHandle.USER_OWNER) { 12345 // If gids changed for this user, kill all affected packages. 12346 mHandler.post(new Runnable() { 12347 @Override 12348 public void run() { 12349 // This has to happen with no lock held. 12350 killSettingPackagesForUser(deletedPs, userIdToKill, 12351 KILL_APP_REASON_GIDS_CHANGED); 12352 } 12353 }); 12354 break; 12355 } 12356 } 12357 } 12358 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12359 } 12360 // make sure to preserve per-user disabled state if this removal was just 12361 // a downgrade of a system app to the factory package 12362 if (allUserHandles != null && perUserInstalled != null) { 12363 if (DEBUG_REMOVE) { 12364 Slog.d(TAG, "Propagating install state across downgrade"); 12365 } 12366 for (int i = 0; i < allUserHandles.length; i++) { 12367 if (DEBUG_REMOVE) { 12368 Slog.d(TAG, " user " + allUserHandles[i] 12369 + " => " + perUserInstalled[i]); 12370 } 12371 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12372 } 12373 } 12374 } 12375 // can downgrade to reader 12376 if (writeSettings) { 12377 // Save settings now 12378 mSettings.writeLPr(); 12379 } 12380 } 12381 if (outInfo != null) { 12382 // A user ID was deleted here. Go through all users and remove it 12383 // from KeyStore. 12384 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12385 } 12386 } 12387 12388 static boolean locationIsPrivileged(File path) { 12389 try { 12390 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12391 .getCanonicalPath(); 12392 return path.getCanonicalPath().startsWith(privilegedAppDir); 12393 } catch (IOException e) { 12394 Slog.e(TAG, "Unable to access code path " + path); 12395 } 12396 return false; 12397 } 12398 12399 /* 12400 * Tries to delete system package. 12401 */ 12402 private boolean deleteSystemPackageLI(PackageSetting newPs, 12403 int[] allUserHandles, boolean[] perUserInstalled, 12404 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12405 final boolean applyUserRestrictions 12406 = (allUserHandles != null) && (perUserInstalled != null); 12407 PackageSetting disabledPs = null; 12408 // Confirm if the system package has been updated 12409 // An updated system app can be deleted. This will also have to restore 12410 // the system pkg from system partition 12411 // reader 12412 synchronized (mPackages) { 12413 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12414 } 12415 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12416 + " disabledPs=" + disabledPs); 12417 if (disabledPs == null) { 12418 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12419 return false; 12420 } else if (DEBUG_REMOVE) { 12421 Slog.d(TAG, "Deleting system pkg from data partition"); 12422 } 12423 if (DEBUG_REMOVE) { 12424 if (applyUserRestrictions) { 12425 Slog.d(TAG, "Remembering install states:"); 12426 for (int i = 0; i < allUserHandles.length; i++) { 12427 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12428 } 12429 } 12430 } 12431 // Delete the updated package 12432 outInfo.isRemovedPackageSystemUpdate = true; 12433 if (disabledPs.versionCode < newPs.versionCode) { 12434 // Delete data for downgrades 12435 flags &= ~PackageManager.DELETE_KEEP_DATA; 12436 } else { 12437 // Preserve data by setting flag 12438 flags |= PackageManager.DELETE_KEEP_DATA; 12439 } 12440 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12441 allUserHandles, perUserInstalled, outInfo, writeSettings); 12442 if (!ret) { 12443 return false; 12444 } 12445 // writer 12446 synchronized (mPackages) { 12447 // Reinstate the old system package 12448 mSettings.enableSystemPackageLPw(newPs.name); 12449 // Remove any native libraries from the upgraded package. 12450 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12451 } 12452 // Install the system package 12453 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12454 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12455 if (locationIsPrivileged(disabledPs.codePath)) { 12456 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12457 } 12458 12459 final PackageParser.Package newPkg; 12460 try { 12461 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12462 } catch (PackageManagerException e) { 12463 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12464 return false; 12465 } 12466 12467 // writer 12468 synchronized (mPackages) { 12469 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12470 updatePermissionsLPw(newPkg.packageName, newPkg, 12471 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12472 if (applyUserRestrictions) { 12473 if (DEBUG_REMOVE) { 12474 Slog.d(TAG, "Propagating install state across reinstall"); 12475 } 12476 for (int i = 0; i < allUserHandles.length; i++) { 12477 if (DEBUG_REMOVE) { 12478 Slog.d(TAG, " user " + allUserHandles[i] 12479 + " => " + perUserInstalled[i]); 12480 } 12481 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12482 } 12483 // Regardless of writeSettings we need to ensure that this restriction 12484 // state propagation is persisted 12485 mSettings.writeAllUsersPackageRestrictionsLPr(); 12486 } 12487 // can downgrade to reader here 12488 if (writeSettings) { 12489 mSettings.writeLPr(); 12490 } 12491 } 12492 return true; 12493 } 12494 12495 private boolean deleteInstalledPackageLI(PackageSetting ps, 12496 boolean deleteCodeAndResources, int flags, 12497 int[] allUserHandles, boolean[] perUserInstalled, 12498 PackageRemovedInfo outInfo, boolean writeSettings) { 12499 if (outInfo != null) { 12500 outInfo.uid = ps.appId; 12501 } 12502 12503 // Delete package data from internal structures and also remove data if flag is set 12504 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12505 12506 // Delete application code and resources 12507 if (deleteCodeAndResources && (outInfo != null)) { 12508 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12509 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12510 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12511 } 12512 return true; 12513 } 12514 12515 @Override 12516 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12517 int userId) { 12518 mContext.enforceCallingOrSelfPermission( 12519 android.Manifest.permission.DELETE_PACKAGES, null); 12520 synchronized (mPackages) { 12521 PackageSetting ps = mSettings.mPackages.get(packageName); 12522 if (ps == null) { 12523 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12524 return false; 12525 } 12526 if (!ps.getInstalled(userId)) { 12527 // Can't block uninstall for an app that is not installed or enabled. 12528 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12529 return false; 12530 } 12531 ps.setBlockUninstall(blockUninstall, userId); 12532 mSettings.writePackageRestrictionsLPr(userId); 12533 } 12534 return true; 12535 } 12536 12537 @Override 12538 public boolean getBlockUninstallForUser(String packageName, int userId) { 12539 synchronized (mPackages) { 12540 PackageSetting ps = mSettings.mPackages.get(packageName); 12541 if (ps == null) { 12542 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12543 return false; 12544 } 12545 return ps.getBlockUninstall(userId); 12546 } 12547 } 12548 12549 /* 12550 * This method handles package deletion in general 12551 */ 12552 private boolean deletePackageLI(String packageName, UserHandle user, 12553 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12554 int flags, PackageRemovedInfo outInfo, 12555 boolean writeSettings) { 12556 if (packageName == null) { 12557 Slog.w(TAG, "Attempt to delete null packageName."); 12558 return false; 12559 } 12560 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12561 PackageSetting ps; 12562 boolean dataOnly = false; 12563 int removeUser = -1; 12564 int appId = -1; 12565 synchronized (mPackages) { 12566 ps = mSettings.mPackages.get(packageName); 12567 if (ps == null) { 12568 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12569 return false; 12570 } 12571 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12572 && user.getIdentifier() != UserHandle.USER_ALL) { 12573 // The caller is asking that the package only be deleted for a single 12574 // user. To do this, we just mark its uninstalled state and delete 12575 // its data. If this is a system app, we only allow this to happen if 12576 // they have set the special DELETE_SYSTEM_APP which requests different 12577 // semantics than normal for uninstalling system apps. 12578 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12579 ps.setUserState(user.getIdentifier(), 12580 COMPONENT_ENABLED_STATE_DEFAULT, 12581 false, //installed 12582 true, //stopped 12583 true, //notLaunched 12584 false, //hidden 12585 null, null, null, 12586 false, // blockUninstall 12587 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12588 if (!isSystemApp(ps)) { 12589 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12590 // Other user still have this package installed, so all 12591 // we need to do is clear this user's data and save that 12592 // it is uninstalled. 12593 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12594 removeUser = user.getIdentifier(); 12595 appId = ps.appId; 12596 scheduleWritePackageRestrictionsLocked(removeUser); 12597 } else { 12598 // We need to set it back to 'installed' so the uninstall 12599 // broadcasts will be sent correctly. 12600 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12601 ps.setInstalled(true, user.getIdentifier()); 12602 } 12603 } else { 12604 // This is a system app, so we assume that the 12605 // other users still have this package installed, so all 12606 // we need to do is clear this user's data and save that 12607 // it is uninstalled. 12608 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12609 removeUser = user.getIdentifier(); 12610 appId = ps.appId; 12611 scheduleWritePackageRestrictionsLocked(removeUser); 12612 } 12613 } 12614 } 12615 12616 if (removeUser >= 0) { 12617 // From above, we determined that we are deleting this only 12618 // for a single user. Continue the work here. 12619 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12620 if (outInfo != null) { 12621 outInfo.removedPackage = packageName; 12622 outInfo.removedAppId = appId; 12623 outInfo.removedUsers = new int[] {removeUser}; 12624 } 12625 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12626 removeKeystoreDataIfNeeded(removeUser, appId); 12627 schedulePackageCleaning(packageName, removeUser, false); 12628 synchronized (mPackages) { 12629 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12630 scheduleWritePackageRestrictionsLocked(removeUser); 12631 } 12632 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12633 removeUser); 12634 } 12635 return true; 12636 } 12637 12638 if (dataOnly) { 12639 // Delete application data first 12640 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12641 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12642 return true; 12643 } 12644 12645 boolean ret = false; 12646 if (isSystemApp(ps)) { 12647 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12648 // When an updated system application is deleted we delete the existing resources as well and 12649 // fall back to existing code in system partition 12650 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12651 flags, outInfo, writeSettings); 12652 } else { 12653 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12654 // Kill application pre-emptively especially for apps on sd. 12655 killApplication(packageName, ps.appId, "uninstall pkg"); 12656 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12657 allUserHandles, perUserInstalled, 12658 outInfo, writeSettings); 12659 } 12660 12661 return ret; 12662 } 12663 12664 private final class ClearStorageConnection implements ServiceConnection { 12665 IMediaContainerService mContainerService; 12666 12667 @Override 12668 public void onServiceConnected(ComponentName name, IBinder service) { 12669 synchronized (this) { 12670 mContainerService = IMediaContainerService.Stub.asInterface(service); 12671 notifyAll(); 12672 } 12673 } 12674 12675 @Override 12676 public void onServiceDisconnected(ComponentName name) { 12677 } 12678 } 12679 12680 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12681 final boolean mounted; 12682 if (Environment.isExternalStorageEmulated()) { 12683 mounted = true; 12684 } else { 12685 final String status = Environment.getExternalStorageState(); 12686 12687 mounted = status.equals(Environment.MEDIA_MOUNTED) 12688 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12689 } 12690 12691 if (!mounted) { 12692 return; 12693 } 12694 12695 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12696 int[] users; 12697 if (userId == UserHandle.USER_ALL) { 12698 users = sUserManager.getUserIds(); 12699 } else { 12700 users = new int[] { userId }; 12701 } 12702 final ClearStorageConnection conn = new ClearStorageConnection(); 12703 if (mContext.bindServiceAsUser( 12704 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12705 try { 12706 for (int curUser : users) { 12707 long timeout = SystemClock.uptimeMillis() + 5000; 12708 synchronized (conn) { 12709 long now = SystemClock.uptimeMillis(); 12710 while (conn.mContainerService == null && now < timeout) { 12711 try { 12712 conn.wait(timeout - now); 12713 } catch (InterruptedException e) { 12714 } 12715 } 12716 } 12717 if (conn.mContainerService == null) { 12718 return; 12719 } 12720 12721 final UserEnvironment userEnv = new UserEnvironment(curUser); 12722 clearDirectory(conn.mContainerService, 12723 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12724 if (allData) { 12725 clearDirectory(conn.mContainerService, 12726 userEnv.buildExternalStorageAppDataDirs(packageName)); 12727 clearDirectory(conn.mContainerService, 12728 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12729 } 12730 } 12731 } finally { 12732 mContext.unbindService(conn); 12733 } 12734 } 12735 } 12736 12737 @Override 12738 public void clearApplicationUserData(final String packageName, 12739 final IPackageDataObserver observer, final int userId) { 12740 mContext.enforceCallingOrSelfPermission( 12741 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12742 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12743 // Queue up an async operation since the package deletion may take a little while. 12744 mHandler.post(new Runnable() { 12745 public void run() { 12746 mHandler.removeCallbacks(this); 12747 final boolean succeeded; 12748 synchronized (mInstallLock) { 12749 succeeded = clearApplicationUserDataLI(packageName, userId); 12750 } 12751 clearExternalStorageDataSync(packageName, userId, true); 12752 if (succeeded) { 12753 // invoke DeviceStorageMonitor's update method to clear any notifications 12754 DeviceStorageMonitorInternal 12755 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12756 if (dsm != null) { 12757 dsm.checkMemory(); 12758 } 12759 } 12760 if(observer != null) { 12761 try { 12762 observer.onRemoveCompleted(packageName, succeeded); 12763 } catch (RemoteException e) { 12764 Log.i(TAG, "Observer no longer exists."); 12765 } 12766 } //end if observer 12767 } //end run 12768 }); 12769 } 12770 12771 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12772 if (packageName == null) { 12773 Slog.w(TAG, "Attempt to delete null packageName."); 12774 return false; 12775 } 12776 12777 // Try finding details about the requested package 12778 PackageParser.Package pkg; 12779 synchronized (mPackages) { 12780 pkg = mPackages.get(packageName); 12781 if (pkg == null) { 12782 final PackageSetting ps = mSettings.mPackages.get(packageName); 12783 if (ps != null) { 12784 pkg = ps.pkg; 12785 } 12786 } 12787 12788 if (pkg == null) { 12789 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12790 return false; 12791 } 12792 12793 PackageSetting ps = (PackageSetting) pkg.mExtras; 12794 PermissionsState permissionsState = ps.getPermissionsState(); 12795 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12796 } 12797 12798 // Always delete data directories for package, even if we found no other 12799 // record of app. This helps users recover from UID mismatches without 12800 // resorting to a full data wipe. 12801 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12802 if (retCode < 0) { 12803 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12804 return false; 12805 } 12806 12807 final int appId = pkg.applicationInfo.uid; 12808 removeKeystoreDataIfNeeded(userId, appId); 12809 12810 // Create a native library symlink only if we have native libraries 12811 // and if the native libraries are 32 bit libraries. We do not provide 12812 // this symlink for 64 bit libraries. 12813 if (pkg.applicationInfo.primaryCpuAbi != null && 12814 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12815 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12816 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12817 nativeLibPath, userId) < 0) { 12818 Slog.w(TAG, "Failed linking native library dir"); 12819 return false; 12820 } 12821 } 12822 12823 return true; 12824 } 12825 12826 12827 /** 12828 * Revokes granted runtime permissions and clears resettable flags 12829 * which are flags that can be set by a user interaction. 12830 * 12831 * @param permissionsState The permission state to reset. 12832 * @param userId The device user for which to do a reset. 12833 */ 12834 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 12835 PermissionsState permissionsState, int userId) { 12836 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 12837 | PackageManager.FLAG_PERMISSION_USER_FIXED 12838 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 12839 12840 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 12841 } 12842 12843 /** 12844 * Revokes granted runtime permissions and clears all flags. 12845 * 12846 * @param permissionsState The permission state to reset. 12847 * @param userId The device user for which to do a reset. 12848 */ 12849 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 12850 PermissionsState permissionsState, int userId) { 12851 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 12852 PackageManager.MASK_PERMISSION_FLAGS); 12853 } 12854 12855 /** 12856 * Revokes granted runtime permissions and clears certain flags. 12857 * 12858 * @param permissionsState The permission state to reset. 12859 * @param userId The device user for which to do a reset. 12860 * @param flags The flags that is going to be reset. 12861 */ 12862 private void revokeRuntimePermissionsAndClearFlagsLocked( 12863 PermissionsState permissionsState, int userId, int flags) { 12864 boolean needsWrite = false; 12865 12866 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 12867 BasePermission bp = mSettings.mPermissions.get(state.getName()); 12868 if (bp != null) { 12869 permissionsState.revokeRuntimePermission(bp, userId); 12870 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 12871 needsWrite = true; 12872 } 12873 } 12874 12875 // Ensure default permissions are never cleared. 12876 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 12877 12878 if (needsWrite) { 12879 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 12880 } 12881 } 12882 12883 /** 12884 * Remove entries from the keystore daemon. Will only remove it if the 12885 * {@code appId} is valid. 12886 */ 12887 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12888 if (appId < 0) { 12889 return; 12890 } 12891 12892 final KeyStore keyStore = KeyStore.getInstance(); 12893 if (keyStore != null) { 12894 if (userId == UserHandle.USER_ALL) { 12895 for (final int individual : sUserManager.getUserIds()) { 12896 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12897 } 12898 } else { 12899 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12900 } 12901 } else { 12902 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12903 } 12904 } 12905 12906 @Override 12907 public void deleteApplicationCacheFiles(final String packageName, 12908 final IPackageDataObserver observer) { 12909 mContext.enforceCallingOrSelfPermission( 12910 android.Manifest.permission.DELETE_CACHE_FILES, null); 12911 // Queue up an async operation since the package deletion may take a little while. 12912 final int userId = UserHandle.getCallingUserId(); 12913 mHandler.post(new Runnable() { 12914 public void run() { 12915 mHandler.removeCallbacks(this); 12916 final boolean succeded; 12917 synchronized (mInstallLock) { 12918 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12919 } 12920 clearExternalStorageDataSync(packageName, userId, false); 12921 if (observer != null) { 12922 try { 12923 observer.onRemoveCompleted(packageName, succeded); 12924 } catch (RemoteException e) { 12925 Log.i(TAG, "Observer no longer exists."); 12926 } 12927 } //end if observer 12928 } //end run 12929 }); 12930 } 12931 12932 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12933 if (packageName == null) { 12934 Slog.w(TAG, "Attempt to delete null packageName."); 12935 return false; 12936 } 12937 PackageParser.Package p; 12938 synchronized (mPackages) { 12939 p = mPackages.get(packageName); 12940 } 12941 if (p == null) { 12942 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12943 return false; 12944 } 12945 final ApplicationInfo applicationInfo = p.applicationInfo; 12946 if (applicationInfo == null) { 12947 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12948 return false; 12949 } 12950 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12951 if (retCode < 0) { 12952 Slog.w(TAG, "Couldn't remove cache files for package: " 12953 + packageName + " u" + userId); 12954 return false; 12955 } 12956 return true; 12957 } 12958 12959 @Override 12960 public void getPackageSizeInfo(final String packageName, int userHandle, 12961 final IPackageStatsObserver observer) { 12962 mContext.enforceCallingOrSelfPermission( 12963 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12964 if (packageName == null) { 12965 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12966 } 12967 12968 PackageStats stats = new PackageStats(packageName, userHandle); 12969 12970 /* 12971 * Queue up an async operation since the package measurement may take a 12972 * little while. 12973 */ 12974 Message msg = mHandler.obtainMessage(INIT_COPY); 12975 msg.obj = new MeasureParams(stats, observer); 12976 mHandler.sendMessage(msg); 12977 } 12978 12979 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12980 PackageStats pStats) { 12981 if (packageName == null) { 12982 Slog.w(TAG, "Attempt to get size of null packageName."); 12983 return false; 12984 } 12985 PackageParser.Package p; 12986 boolean dataOnly = false; 12987 String libDirRoot = null; 12988 String asecPath = null; 12989 PackageSetting ps = null; 12990 synchronized (mPackages) { 12991 p = mPackages.get(packageName); 12992 ps = mSettings.mPackages.get(packageName); 12993 if(p == null) { 12994 dataOnly = true; 12995 if((ps == null) || (ps.pkg == null)) { 12996 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12997 return false; 12998 } 12999 p = ps.pkg; 13000 } 13001 if (ps != null) { 13002 libDirRoot = ps.legacyNativeLibraryPathString; 13003 } 13004 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13005 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13006 if (secureContainerId != null) { 13007 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13008 } 13009 } 13010 } 13011 String publicSrcDir = null; 13012 if(!dataOnly) { 13013 final ApplicationInfo applicationInfo = p.applicationInfo; 13014 if (applicationInfo == null) { 13015 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13016 return false; 13017 } 13018 if (p.isForwardLocked()) { 13019 publicSrcDir = applicationInfo.getBaseResourcePath(); 13020 } 13021 } 13022 // TODO: extend to measure size of split APKs 13023 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13024 // not just the first level. 13025 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13026 // just the primary. 13027 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13028 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13029 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13030 if (res < 0) { 13031 return false; 13032 } 13033 13034 // Fix-up for forward-locked applications in ASEC containers. 13035 if (!isExternal(p)) { 13036 pStats.codeSize += pStats.externalCodeSize; 13037 pStats.externalCodeSize = 0L; 13038 } 13039 13040 return true; 13041 } 13042 13043 13044 @Override 13045 public void addPackageToPreferred(String packageName) { 13046 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13047 } 13048 13049 @Override 13050 public void removePackageFromPreferred(String packageName) { 13051 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13052 } 13053 13054 @Override 13055 public List<PackageInfo> getPreferredPackages(int flags) { 13056 return new ArrayList<PackageInfo>(); 13057 } 13058 13059 private int getUidTargetSdkVersionLockedLPr(int uid) { 13060 Object obj = mSettings.getUserIdLPr(uid); 13061 if (obj instanceof SharedUserSetting) { 13062 final SharedUserSetting sus = (SharedUserSetting) obj; 13063 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13064 final Iterator<PackageSetting> it = sus.packages.iterator(); 13065 while (it.hasNext()) { 13066 final PackageSetting ps = it.next(); 13067 if (ps.pkg != null) { 13068 int v = ps.pkg.applicationInfo.targetSdkVersion; 13069 if (v < vers) vers = v; 13070 } 13071 } 13072 return vers; 13073 } else if (obj instanceof PackageSetting) { 13074 final PackageSetting ps = (PackageSetting) obj; 13075 if (ps.pkg != null) { 13076 return ps.pkg.applicationInfo.targetSdkVersion; 13077 } 13078 } 13079 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13080 } 13081 13082 @Override 13083 public void addPreferredActivity(IntentFilter filter, int match, 13084 ComponentName[] set, ComponentName activity, int userId) { 13085 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13086 "Adding preferred"); 13087 } 13088 13089 private void addPreferredActivityInternal(IntentFilter filter, int match, 13090 ComponentName[] set, ComponentName activity, boolean always, int userId, 13091 String opname) { 13092 // writer 13093 int callingUid = Binder.getCallingUid(); 13094 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13095 if (filter.countActions() == 0) { 13096 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13097 return; 13098 } 13099 synchronized (mPackages) { 13100 if (mContext.checkCallingOrSelfPermission( 13101 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13102 != PackageManager.PERMISSION_GRANTED) { 13103 if (getUidTargetSdkVersionLockedLPr(callingUid) 13104 < Build.VERSION_CODES.FROYO) { 13105 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13106 + callingUid); 13107 return; 13108 } 13109 mContext.enforceCallingOrSelfPermission( 13110 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13111 } 13112 13113 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13114 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13115 + userId + ":"); 13116 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13117 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13118 scheduleWritePackageRestrictionsLocked(userId); 13119 } 13120 } 13121 13122 @Override 13123 public void replacePreferredActivity(IntentFilter filter, int match, 13124 ComponentName[] set, ComponentName activity, int userId) { 13125 if (filter.countActions() != 1) { 13126 throw new IllegalArgumentException( 13127 "replacePreferredActivity expects filter to have only 1 action."); 13128 } 13129 if (filter.countDataAuthorities() != 0 13130 || filter.countDataPaths() != 0 13131 || filter.countDataSchemes() > 1 13132 || filter.countDataTypes() != 0) { 13133 throw new IllegalArgumentException( 13134 "replacePreferredActivity expects filter to have no data authorities, " + 13135 "paths, or types; and at most one scheme."); 13136 } 13137 13138 final int callingUid = Binder.getCallingUid(); 13139 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13140 synchronized (mPackages) { 13141 if (mContext.checkCallingOrSelfPermission( 13142 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13143 != PackageManager.PERMISSION_GRANTED) { 13144 if (getUidTargetSdkVersionLockedLPr(callingUid) 13145 < Build.VERSION_CODES.FROYO) { 13146 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13147 + Binder.getCallingUid()); 13148 return; 13149 } 13150 mContext.enforceCallingOrSelfPermission( 13151 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13152 } 13153 13154 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13155 if (pir != null) { 13156 // Get all of the existing entries that exactly match this filter. 13157 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13158 if (existing != null && existing.size() == 1) { 13159 PreferredActivity cur = existing.get(0); 13160 if (DEBUG_PREFERRED) { 13161 Slog.i(TAG, "Checking replace of preferred:"); 13162 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13163 if (!cur.mPref.mAlways) { 13164 Slog.i(TAG, " -- CUR; not mAlways!"); 13165 } else { 13166 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13167 Slog.i(TAG, " -- CUR: mSet=" 13168 + Arrays.toString(cur.mPref.mSetComponents)); 13169 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13170 Slog.i(TAG, " -- NEW: mMatch=" 13171 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13172 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13173 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13174 } 13175 } 13176 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13177 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13178 && cur.mPref.sameSet(set)) { 13179 // Setting the preferred activity to what it happens to be already 13180 if (DEBUG_PREFERRED) { 13181 Slog.i(TAG, "Replacing with same preferred activity " 13182 + cur.mPref.mShortComponent + " for user " 13183 + userId + ":"); 13184 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13185 } 13186 return; 13187 } 13188 } 13189 13190 if (existing != null) { 13191 if (DEBUG_PREFERRED) { 13192 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13193 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13194 } 13195 for (int i = 0; i < existing.size(); i++) { 13196 PreferredActivity pa = existing.get(i); 13197 if (DEBUG_PREFERRED) { 13198 Slog.i(TAG, "Removing existing preferred activity " 13199 + pa.mPref.mComponent + ":"); 13200 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13201 } 13202 pir.removeFilter(pa); 13203 } 13204 } 13205 } 13206 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13207 "Replacing preferred"); 13208 } 13209 } 13210 13211 @Override 13212 public void clearPackagePreferredActivities(String packageName) { 13213 final int uid = Binder.getCallingUid(); 13214 // writer 13215 synchronized (mPackages) { 13216 PackageParser.Package pkg = mPackages.get(packageName); 13217 if (pkg == null || pkg.applicationInfo.uid != uid) { 13218 if (mContext.checkCallingOrSelfPermission( 13219 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13220 != PackageManager.PERMISSION_GRANTED) { 13221 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13222 < Build.VERSION_CODES.FROYO) { 13223 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13224 + Binder.getCallingUid()); 13225 return; 13226 } 13227 mContext.enforceCallingOrSelfPermission( 13228 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13229 } 13230 } 13231 13232 int user = UserHandle.getCallingUserId(); 13233 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13234 scheduleWritePackageRestrictionsLocked(user); 13235 } 13236 } 13237 } 13238 13239 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13240 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13241 ArrayList<PreferredActivity> removed = null; 13242 boolean changed = false; 13243 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13244 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13245 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13246 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13247 continue; 13248 } 13249 Iterator<PreferredActivity> it = pir.filterIterator(); 13250 while (it.hasNext()) { 13251 PreferredActivity pa = it.next(); 13252 // Mark entry for removal only if it matches the package name 13253 // and the entry is of type "always". 13254 if (packageName == null || 13255 (pa.mPref.mComponent.getPackageName().equals(packageName) 13256 && pa.mPref.mAlways)) { 13257 if (removed == null) { 13258 removed = new ArrayList<PreferredActivity>(); 13259 } 13260 removed.add(pa); 13261 } 13262 } 13263 if (removed != null) { 13264 for (int j=0; j<removed.size(); j++) { 13265 PreferredActivity pa = removed.get(j); 13266 pir.removeFilter(pa); 13267 } 13268 changed = true; 13269 } 13270 } 13271 return changed; 13272 } 13273 13274 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13275 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13276 if (userId == UserHandle.USER_ALL) { 13277 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13278 sUserManager.getUserIds())) { 13279 for (int oneUserId : sUserManager.getUserIds()) { 13280 scheduleWritePackageRestrictionsLocked(oneUserId); 13281 } 13282 } 13283 } else { 13284 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13285 scheduleWritePackageRestrictionsLocked(userId); 13286 } 13287 } 13288 } 13289 13290 13291 void clearDefaultBrowserIfNeeded(String packageName) { 13292 for (int oneUserId : sUserManager.getUserIds()) { 13293 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13294 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13295 if (packageName.equals(defaultBrowserPackageName)) { 13296 setDefaultBrowserPackageName(null, oneUserId); 13297 } 13298 } 13299 } 13300 13301 @Override 13302 public void resetPreferredActivities(int userId) { 13303 /* TODO: Actually use userId. Why is it being passed in? */ 13304 mContext.enforceCallingOrSelfPermission( 13305 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13306 // writer 13307 synchronized (mPackages) { 13308 int user = UserHandle.getCallingUserId(); 13309 clearPackagePreferredActivitiesLPw(null, user); 13310 mSettings.readDefaultPreferredAppsLPw(this, user); 13311 scheduleWritePackageRestrictionsLocked(user); 13312 } 13313 } 13314 13315 @Override 13316 public int getPreferredActivities(List<IntentFilter> outFilters, 13317 List<ComponentName> outActivities, String packageName) { 13318 13319 int num = 0; 13320 final int userId = UserHandle.getCallingUserId(); 13321 // reader 13322 synchronized (mPackages) { 13323 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13324 if (pir != null) { 13325 final Iterator<PreferredActivity> it = pir.filterIterator(); 13326 while (it.hasNext()) { 13327 final PreferredActivity pa = it.next(); 13328 if (packageName == null 13329 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13330 && pa.mPref.mAlways)) { 13331 if (outFilters != null) { 13332 outFilters.add(new IntentFilter(pa)); 13333 } 13334 if (outActivities != null) { 13335 outActivities.add(pa.mPref.mComponent); 13336 } 13337 } 13338 } 13339 } 13340 } 13341 13342 return num; 13343 } 13344 13345 @Override 13346 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13347 int userId) { 13348 int callingUid = Binder.getCallingUid(); 13349 if (callingUid != Process.SYSTEM_UID) { 13350 throw new SecurityException( 13351 "addPersistentPreferredActivity can only be run by the system"); 13352 } 13353 if (filter.countActions() == 0) { 13354 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13355 return; 13356 } 13357 synchronized (mPackages) { 13358 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13359 " :"); 13360 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13361 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13362 new PersistentPreferredActivity(filter, activity)); 13363 scheduleWritePackageRestrictionsLocked(userId); 13364 } 13365 } 13366 13367 @Override 13368 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13369 int callingUid = Binder.getCallingUid(); 13370 if (callingUid != Process.SYSTEM_UID) { 13371 throw new SecurityException( 13372 "clearPackagePersistentPreferredActivities can only be run by the system"); 13373 } 13374 ArrayList<PersistentPreferredActivity> removed = null; 13375 boolean changed = false; 13376 synchronized (mPackages) { 13377 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13378 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13379 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13380 .valueAt(i); 13381 if (userId != thisUserId) { 13382 continue; 13383 } 13384 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13385 while (it.hasNext()) { 13386 PersistentPreferredActivity ppa = it.next(); 13387 // Mark entry for removal only if it matches the package name. 13388 if (ppa.mComponent.getPackageName().equals(packageName)) { 13389 if (removed == null) { 13390 removed = new ArrayList<PersistentPreferredActivity>(); 13391 } 13392 removed.add(ppa); 13393 } 13394 } 13395 if (removed != null) { 13396 for (int j=0; j<removed.size(); j++) { 13397 PersistentPreferredActivity ppa = removed.get(j); 13398 ppir.removeFilter(ppa); 13399 } 13400 changed = true; 13401 } 13402 } 13403 13404 if (changed) { 13405 scheduleWritePackageRestrictionsLocked(userId); 13406 } 13407 } 13408 } 13409 13410 /** 13411 * Common machinery for picking apart a restored XML blob and passing 13412 * it to a caller-supplied functor to be applied to the running system. 13413 */ 13414 private void restoreFromXml(XmlPullParser parser, int userId, 13415 String expectedStartTag, BlobXmlRestorer functor) 13416 throws IOException, XmlPullParserException { 13417 int type; 13418 while ((type = parser.next()) != XmlPullParser.START_TAG 13419 && type != XmlPullParser.END_DOCUMENT) { 13420 } 13421 if (type != XmlPullParser.START_TAG) { 13422 // oops didn't find a start tag?! 13423 if (DEBUG_BACKUP) { 13424 Slog.e(TAG, "Didn't find start tag during restore"); 13425 } 13426 return; 13427 } 13428 13429 // this is supposed to be TAG_PREFERRED_BACKUP 13430 if (!expectedStartTag.equals(parser.getName())) { 13431 if (DEBUG_BACKUP) { 13432 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13433 } 13434 return; 13435 } 13436 13437 // skip interfering stuff, then we're aligned with the backing implementation 13438 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13439 functor.apply(parser, userId); 13440 } 13441 13442 private interface BlobXmlRestorer { 13443 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13444 } 13445 13446 /** 13447 * Non-Binder method, support for the backup/restore mechanism: write the 13448 * full set of preferred activities in its canonical XML format. Returns the 13449 * XML output as a byte array, or null if there is none. 13450 */ 13451 @Override 13452 public byte[] getPreferredActivityBackup(int userId) { 13453 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13454 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13455 } 13456 13457 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13458 try { 13459 final XmlSerializer serializer = new FastXmlSerializer(); 13460 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13461 serializer.startDocument(null, true); 13462 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13463 13464 synchronized (mPackages) { 13465 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13466 } 13467 13468 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13469 serializer.endDocument(); 13470 serializer.flush(); 13471 } catch (Exception e) { 13472 if (DEBUG_BACKUP) { 13473 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13474 } 13475 return null; 13476 } 13477 13478 return dataStream.toByteArray(); 13479 } 13480 13481 @Override 13482 public void restorePreferredActivities(byte[] backup, int userId) { 13483 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13484 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13485 } 13486 13487 try { 13488 final XmlPullParser parser = Xml.newPullParser(); 13489 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13490 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13491 new BlobXmlRestorer() { 13492 @Override 13493 public void apply(XmlPullParser parser, int userId) 13494 throws XmlPullParserException, IOException { 13495 synchronized (mPackages) { 13496 mSettings.readPreferredActivitiesLPw(parser, userId); 13497 } 13498 } 13499 } ); 13500 } catch (Exception e) { 13501 if (DEBUG_BACKUP) { 13502 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13503 } 13504 } 13505 } 13506 13507 /** 13508 * Non-Binder method, support for the backup/restore mechanism: write the 13509 * default browser (etc) settings in its canonical XML format. Returns the default 13510 * browser XML representation as a byte array, or null if there is none. 13511 */ 13512 @Override 13513 public byte[] getDefaultAppsBackup(int userId) { 13514 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13515 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13516 } 13517 13518 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13519 try { 13520 final XmlSerializer serializer = new FastXmlSerializer(); 13521 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13522 serializer.startDocument(null, true); 13523 serializer.startTag(null, TAG_DEFAULT_APPS); 13524 13525 synchronized (mPackages) { 13526 mSettings.writeDefaultAppsLPr(serializer, userId); 13527 } 13528 13529 serializer.endTag(null, TAG_DEFAULT_APPS); 13530 serializer.endDocument(); 13531 serializer.flush(); 13532 } catch (Exception e) { 13533 if (DEBUG_BACKUP) { 13534 Slog.e(TAG, "Unable to write default apps for backup", e); 13535 } 13536 return null; 13537 } 13538 13539 return dataStream.toByteArray(); 13540 } 13541 13542 @Override 13543 public void restoreDefaultApps(byte[] backup, int userId) { 13544 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13545 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13546 } 13547 13548 try { 13549 final XmlPullParser parser = Xml.newPullParser(); 13550 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13551 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13552 new BlobXmlRestorer() { 13553 @Override 13554 public void apply(XmlPullParser parser, int userId) 13555 throws XmlPullParserException, IOException { 13556 synchronized (mPackages) { 13557 mSettings.readDefaultAppsLPw(parser, userId); 13558 } 13559 } 13560 } ); 13561 } catch (Exception e) { 13562 if (DEBUG_BACKUP) { 13563 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13564 } 13565 } 13566 } 13567 13568 @Override 13569 public byte[] getIntentFilterVerificationBackup(int userId) { 13570 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13571 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13572 } 13573 13574 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13575 try { 13576 final XmlSerializer serializer = new FastXmlSerializer(); 13577 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13578 serializer.startDocument(null, true); 13579 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13580 13581 synchronized (mPackages) { 13582 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13583 } 13584 13585 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13586 serializer.endDocument(); 13587 serializer.flush(); 13588 } catch (Exception e) { 13589 if (DEBUG_BACKUP) { 13590 Slog.e(TAG, "Unable to write default apps for backup", e); 13591 } 13592 return null; 13593 } 13594 13595 return dataStream.toByteArray(); 13596 } 13597 13598 @Override 13599 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13600 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13601 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13602 } 13603 13604 try { 13605 final XmlPullParser parser = Xml.newPullParser(); 13606 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13607 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13608 new BlobXmlRestorer() { 13609 @Override 13610 public void apply(XmlPullParser parser, int userId) 13611 throws XmlPullParserException, IOException { 13612 synchronized (mPackages) { 13613 mSettings.readAllDomainVerificationsLPr(parser, userId); 13614 mSettings.writeLPr(); 13615 } 13616 } 13617 } ); 13618 } catch (Exception e) { 13619 if (DEBUG_BACKUP) { 13620 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13621 } 13622 } 13623 } 13624 13625 @Override 13626 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13627 int sourceUserId, int targetUserId, int flags) { 13628 mContext.enforceCallingOrSelfPermission( 13629 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13630 int callingUid = Binder.getCallingUid(); 13631 enforceOwnerRights(ownerPackage, callingUid); 13632 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13633 if (intentFilter.countActions() == 0) { 13634 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13635 return; 13636 } 13637 synchronized (mPackages) { 13638 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13639 ownerPackage, targetUserId, flags); 13640 CrossProfileIntentResolver resolver = 13641 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13642 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13643 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13644 if (existing != null) { 13645 int size = existing.size(); 13646 for (int i = 0; i < size; i++) { 13647 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13648 return; 13649 } 13650 } 13651 } 13652 resolver.addFilter(newFilter); 13653 scheduleWritePackageRestrictionsLocked(sourceUserId); 13654 } 13655 } 13656 13657 @Override 13658 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13659 mContext.enforceCallingOrSelfPermission( 13660 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13661 int callingUid = Binder.getCallingUid(); 13662 enforceOwnerRights(ownerPackage, callingUid); 13663 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13664 synchronized (mPackages) { 13665 CrossProfileIntentResolver resolver = 13666 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13667 ArraySet<CrossProfileIntentFilter> set = 13668 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13669 for (CrossProfileIntentFilter filter : set) { 13670 if (filter.getOwnerPackage().equals(ownerPackage)) { 13671 resolver.removeFilter(filter); 13672 } 13673 } 13674 scheduleWritePackageRestrictionsLocked(sourceUserId); 13675 } 13676 } 13677 13678 // Enforcing that callingUid is owning pkg on userId 13679 private void enforceOwnerRights(String pkg, int callingUid) { 13680 // The system owns everything. 13681 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13682 return; 13683 } 13684 int callingUserId = UserHandle.getUserId(callingUid); 13685 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13686 if (pi == null) { 13687 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13688 + callingUserId); 13689 } 13690 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13691 throw new SecurityException("Calling uid " + callingUid 13692 + " does not own package " + pkg); 13693 } 13694 } 13695 13696 @Override 13697 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13698 Intent intent = new Intent(Intent.ACTION_MAIN); 13699 intent.addCategory(Intent.CATEGORY_HOME); 13700 13701 final int callingUserId = UserHandle.getCallingUserId(); 13702 List<ResolveInfo> list = queryIntentActivities(intent, null, 13703 PackageManager.GET_META_DATA, callingUserId); 13704 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13705 true, false, false, callingUserId); 13706 13707 allHomeCandidates.clear(); 13708 if (list != null) { 13709 for (ResolveInfo ri : list) { 13710 allHomeCandidates.add(ri); 13711 } 13712 } 13713 return (preferred == null || preferred.activityInfo == null) 13714 ? null 13715 : new ComponentName(preferred.activityInfo.packageName, 13716 preferred.activityInfo.name); 13717 } 13718 13719 @Override 13720 public void setApplicationEnabledSetting(String appPackageName, 13721 int newState, int flags, int userId, String callingPackage) { 13722 if (!sUserManager.exists(userId)) return; 13723 if (callingPackage == null) { 13724 callingPackage = Integer.toString(Binder.getCallingUid()); 13725 } 13726 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13727 } 13728 13729 @Override 13730 public void setComponentEnabledSetting(ComponentName componentName, 13731 int newState, int flags, int userId) { 13732 if (!sUserManager.exists(userId)) return; 13733 setEnabledSetting(componentName.getPackageName(), 13734 componentName.getClassName(), newState, flags, userId, null); 13735 } 13736 13737 private void setEnabledSetting(final String packageName, String className, int newState, 13738 final int flags, int userId, String callingPackage) { 13739 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13740 || newState == COMPONENT_ENABLED_STATE_ENABLED 13741 || newState == COMPONENT_ENABLED_STATE_DISABLED 13742 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13743 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13744 throw new IllegalArgumentException("Invalid new component state: " 13745 + newState); 13746 } 13747 PackageSetting pkgSetting; 13748 final int uid = Binder.getCallingUid(); 13749 final int permission = mContext.checkCallingOrSelfPermission( 13750 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13751 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13752 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13753 boolean sendNow = false; 13754 boolean isApp = (className == null); 13755 String componentName = isApp ? packageName : className; 13756 int packageUid = -1; 13757 ArrayList<String> components; 13758 13759 // writer 13760 synchronized (mPackages) { 13761 pkgSetting = mSettings.mPackages.get(packageName); 13762 if (pkgSetting == null) { 13763 if (className == null) { 13764 throw new IllegalArgumentException( 13765 "Unknown package: " + packageName); 13766 } 13767 throw new IllegalArgumentException( 13768 "Unknown component: " + packageName 13769 + "/" + className); 13770 } 13771 // Allow root and verify that userId is not being specified by a different user 13772 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13773 throw new SecurityException( 13774 "Permission Denial: attempt to change component state from pid=" 13775 + Binder.getCallingPid() 13776 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13777 } 13778 if (className == null) { 13779 // We're dealing with an application/package level state change 13780 if (pkgSetting.getEnabled(userId) == newState) { 13781 // Nothing to do 13782 return; 13783 } 13784 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13785 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13786 // Don't care about who enables an app. 13787 callingPackage = null; 13788 } 13789 pkgSetting.setEnabled(newState, userId, callingPackage); 13790 // pkgSetting.pkg.mSetEnabled = newState; 13791 } else { 13792 // We're dealing with a component level state change 13793 // First, verify that this is a valid class name. 13794 PackageParser.Package pkg = pkgSetting.pkg; 13795 if (pkg == null || !pkg.hasComponentClassName(className)) { 13796 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13797 throw new IllegalArgumentException("Component class " + className 13798 + " does not exist in " + packageName); 13799 } else { 13800 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13801 + className + " does not exist in " + packageName); 13802 } 13803 } 13804 switch (newState) { 13805 case COMPONENT_ENABLED_STATE_ENABLED: 13806 if (!pkgSetting.enableComponentLPw(className, userId)) { 13807 return; 13808 } 13809 break; 13810 case COMPONENT_ENABLED_STATE_DISABLED: 13811 if (!pkgSetting.disableComponentLPw(className, userId)) { 13812 return; 13813 } 13814 break; 13815 case COMPONENT_ENABLED_STATE_DEFAULT: 13816 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13817 return; 13818 } 13819 break; 13820 default: 13821 Slog.e(TAG, "Invalid new component state: " + newState); 13822 return; 13823 } 13824 } 13825 scheduleWritePackageRestrictionsLocked(userId); 13826 components = mPendingBroadcasts.get(userId, packageName); 13827 final boolean newPackage = components == null; 13828 if (newPackage) { 13829 components = new ArrayList<String>(); 13830 } 13831 if (!components.contains(componentName)) { 13832 components.add(componentName); 13833 } 13834 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13835 sendNow = true; 13836 // Purge entry from pending broadcast list if another one exists already 13837 // since we are sending one right away. 13838 mPendingBroadcasts.remove(userId, packageName); 13839 } else { 13840 if (newPackage) { 13841 mPendingBroadcasts.put(userId, packageName, components); 13842 } 13843 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13844 // Schedule a message 13845 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13846 } 13847 } 13848 } 13849 13850 long callingId = Binder.clearCallingIdentity(); 13851 try { 13852 if (sendNow) { 13853 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13854 sendPackageChangedBroadcast(packageName, 13855 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13856 } 13857 } finally { 13858 Binder.restoreCallingIdentity(callingId); 13859 } 13860 } 13861 13862 private void sendPackageChangedBroadcast(String packageName, 13863 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13864 if (DEBUG_INSTALL) 13865 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13866 + componentNames); 13867 Bundle extras = new Bundle(4); 13868 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13869 String nameList[] = new String[componentNames.size()]; 13870 componentNames.toArray(nameList); 13871 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13872 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13873 extras.putInt(Intent.EXTRA_UID, packageUid); 13874 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13875 new int[] {UserHandle.getUserId(packageUid)}); 13876 } 13877 13878 @Override 13879 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13880 if (!sUserManager.exists(userId)) return; 13881 final int uid = Binder.getCallingUid(); 13882 final int permission = mContext.checkCallingOrSelfPermission( 13883 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13884 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13885 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13886 // writer 13887 synchronized (mPackages) { 13888 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 13889 allowedByPermission, uid, userId)) { 13890 scheduleWritePackageRestrictionsLocked(userId); 13891 } 13892 } 13893 } 13894 13895 @Override 13896 public String getInstallerPackageName(String packageName) { 13897 // reader 13898 synchronized (mPackages) { 13899 return mSettings.getInstallerPackageNameLPr(packageName); 13900 } 13901 } 13902 13903 @Override 13904 public int getApplicationEnabledSetting(String packageName, int userId) { 13905 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13906 int uid = Binder.getCallingUid(); 13907 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13908 // reader 13909 synchronized (mPackages) { 13910 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13911 } 13912 } 13913 13914 @Override 13915 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13916 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13917 int uid = Binder.getCallingUid(); 13918 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13919 // reader 13920 synchronized (mPackages) { 13921 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13922 } 13923 } 13924 13925 @Override 13926 public void enterSafeMode() { 13927 enforceSystemOrRoot("Only the system can request entering safe mode"); 13928 13929 if (!mSystemReady) { 13930 mSafeMode = true; 13931 } 13932 } 13933 13934 @Override 13935 public void systemReady() { 13936 mSystemReady = true; 13937 13938 // Read the compatibilty setting when the system is ready. 13939 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13940 mContext.getContentResolver(), 13941 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13942 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13943 if (DEBUG_SETTINGS) { 13944 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13945 } 13946 13947 synchronized (mPackages) { 13948 // Verify that all of the preferred activity components actually 13949 // exist. It is possible for applications to be updated and at 13950 // that point remove a previously declared activity component that 13951 // had been set as a preferred activity. We try to clean this up 13952 // the next time we encounter that preferred activity, but it is 13953 // possible for the user flow to never be able to return to that 13954 // situation so here we do a sanity check to make sure we haven't 13955 // left any junk around. 13956 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13957 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13958 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13959 removed.clear(); 13960 for (PreferredActivity pa : pir.filterSet()) { 13961 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13962 removed.add(pa); 13963 } 13964 } 13965 if (removed.size() > 0) { 13966 for (int r=0; r<removed.size(); r++) { 13967 PreferredActivity pa = removed.get(r); 13968 Slog.w(TAG, "Removing dangling preferred activity: " 13969 + pa.mPref.mComponent); 13970 pir.removeFilter(pa); 13971 } 13972 mSettings.writePackageRestrictionsLPr( 13973 mSettings.mPreferredActivities.keyAt(i)); 13974 } 13975 } 13976 } 13977 sUserManager.systemReady(); 13978 13979 // If we upgraded grant all default permissions before kicking off. 13980 if (isFirstBoot() || (CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE && mIsUpgrade)) { 13981 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 13982 for (int userId : UserManagerService.getInstance().getUserIds()) { 13983 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 13984 } 13985 } 13986 13987 // Kick off any messages waiting for system ready 13988 if (mPostSystemReadyMessages != null) { 13989 for (Message msg : mPostSystemReadyMessages) { 13990 msg.sendToTarget(); 13991 } 13992 mPostSystemReadyMessages = null; 13993 } 13994 13995 // Watch for external volumes that come and go over time 13996 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13997 storage.registerListener(mStorageListener); 13998 13999 mInstallerService.systemReady(); 14000 mPackageDexOptimizer.systemReady(); 14001 } 14002 14003 @Override 14004 public boolean isSafeMode() { 14005 return mSafeMode; 14006 } 14007 14008 @Override 14009 public boolean hasSystemUidErrors() { 14010 return mHasSystemUidErrors; 14011 } 14012 14013 static String arrayToString(int[] array) { 14014 StringBuffer buf = new StringBuffer(128); 14015 buf.append('['); 14016 if (array != null) { 14017 for (int i=0; i<array.length; i++) { 14018 if (i > 0) buf.append(", "); 14019 buf.append(array[i]); 14020 } 14021 } 14022 buf.append(']'); 14023 return buf.toString(); 14024 } 14025 14026 static class DumpState { 14027 public static final int DUMP_LIBS = 1 << 0; 14028 public static final int DUMP_FEATURES = 1 << 1; 14029 public static final int DUMP_RESOLVERS = 1 << 2; 14030 public static final int DUMP_PERMISSIONS = 1 << 3; 14031 public static final int DUMP_PACKAGES = 1 << 4; 14032 public static final int DUMP_SHARED_USERS = 1 << 5; 14033 public static final int DUMP_MESSAGES = 1 << 6; 14034 public static final int DUMP_PROVIDERS = 1 << 7; 14035 public static final int DUMP_VERIFIERS = 1 << 8; 14036 public static final int DUMP_PREFERRED = 1 << 9; 14037 public static final int DUMP_PREFERRED_XML = 1 << 10; 14038 public static final int DUMP_KEYSETS = 1 << 11; 14039 public static final int DUMP_VERSION = 1 << 12; 14040 public static final int DUMP_INSTALLS = 1 << 13; 14041 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14042 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14043 14044 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14045 14046 private int mTypes; 14047 14048 private int mOptions; 14049 14050 private boolean mTitlePrinted; 14051 14052 private SharedUserSetting mSharedUser; 14053 14054 public boolean isDumping(int type) { 14055 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14056 return true; 14057 } 14058 14059 return (mTypes & type) != 0; 14060 } 14061 14062 public void setDump(int type) { 14063 mTypes |= type; 14064 } 14065 14066 public boolean isOptionEnabled(int option) { 14067 return (mOptions & option) != 0; 14068 } 14069 14070 public void setOptionEnabled(int option) { 14071 mOptions |= option; 14072 } 14073 14074 public boolean onTitlePrinted() { 14075 final boolean printed = mTitlePrinted; 14076 mTitlePrinted = true; 14077 return printed; 14078 } 14079 14080 public boolean getTitlePrinted() { 14081 return mTitlePrinted; 14082 } 14083 14084 public void setTitlePrinted(boolean enabled) { 14085 mTitlePrinted = enabled; 14086 } 14087 14088 public SharedUserSetting getSharedUser() { 14089 return mSharedUser; 14090 } 14091 14092 public void setSharedUser(SharedUserSetting user) { 14093 mSharedUser = user; 14094 } 14095 } 14096 14097 @Override 14098 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14099 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14100 != PackageManager.PERMISSION_GRANTED) { 14101 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14102 + Binder.getCallingPid() 14103 + ", uid=" + Binder.getCallingUid() 14104 + " without permission " 14105 + android.Manifest.permission.DUMP); 14106 return; 14107 } 14108 14109 DumpState dumpState = new DumpState(); 14110 boolean fullPreferred = false; 14111 boolean checkin = false; 14112 14113 String packageName = null; 14114 14115 int opti = 0; 14116 while (opti < args.length) { 14117 String opt = args[opti]; 14118 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14119 break; 14120 } 14121 opti++; 14122 14123 if ("-a".equals(opt)) { 14124 // Right now we only know how to print all. 14125 } else if ("-h".equals(opt)) { 14126 pw.println("Package manager dump options:"); 14127 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14128 pw.println(" --checkin: dump for a checkin"); 14129 pw.println(" -f: print details of intent filters"); 14130 pw.println(" -h: print this help"); 14131 pw.println(" cmd may be one of:"); 14132 pw.println(" l[ibraries]: list known shared libraries"); 14133 pw.println(" f[ibraries]: list device features"); 14134 pw.println(" k[eysets]: print known keysets"); 14135 pw.println(" r[esolvers]: dump intent resolvers"); 14136 pw.println(" perm[issions]: dump permissions"); 14137 pw.println(" pref[erred]: print preferred package settings"); 14138 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14139 pw.println(" prov[iders]: dump content providers"); 14140 pw.println(" p[ackages]: dump installed packages"); 14141 pw.println(" s[hared-users]: dump shared user IDs"); 14142 pw.println(" m[essages]: print collected runtime messages"); 14143 pw.println(" v[erifiers]: print package verifier info"); 14144 pw.println(" version: print database version info"); 14145 pw.println(" write: write current settings now"); 14146 pw.println(" <package.name>: info about given package"); 14147 pw.println(" installs: details about install sessions"); 14148 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14149 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14150 return; 14151 } else if ("--checkin".equals(opt)) { 14152 checkin = true; 14153 } else if ("-f".equals(opt)) { 14154 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14155 } else { 14156 pw.println("Unknown argument: " + opt + "; use -h for help"); 14157 } 14158 } 14159 14160 // Is the caller requesting to dump a particular piece of data? 14161 if (opti < args.length) { 14162 String cmd = args[opti]; 14163 opti++; 14164 // Is this a package name? 14165 if ("android".equals(cmd) || cmd.contains(".")) { 14166 packageName = cmd; 14167 // When dumping a single package, we always dump all of its 14168 // filter information since the amount of data will be reasonable. 14169 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14170 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14171 dumpState.setDump(DumpState.DUMP_LIBS); 14172 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14173 dumpState.setDump(DumpState.DUMP_FEATURES); 14174 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14175 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14176 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14177 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14178 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14179 dumpState.setDump(DumpState.DUMP_PREFERRED); 14180 } else if ("preferred-xml".equals(cmd)) { 14181 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14182 if (opti < args.length && "--full".equals(args[opti])) { 14183 fullPreferred = true; 14184 opti++; 14185 } 14186 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14187 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14188 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14189 dumpState.setDump(DumpState.DUMP_PACKAGES); 14190 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14191 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14192 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14193 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14194 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14195 dumpState.setDump(DumpState.DUMP_MESSAGES); 14196 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14197 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14198 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14199 || "intent-filter-verifiers".equals(cmd)) { 14200 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14201 } else if ("version".equals(cmd)) { 14202 dumpState.setDump(DumpState.DUMP_VERSION); 14203 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14204 dumpState.setDump(DumpState.DUMP_KEYSETS); 14205 } else if ("installs".equals(cmd)) { 14206 dumpState.setDump(DumpState.DUMP_INSTALLS); 14207 } else if ("write".equals(cmd)) { 14208 synchronized (mPackages) { 14209 mSettings.writeLPr(); 14210 pw.println("Settings written."); 14211 return; 14212 } 14213 } 14214 } 14215 14216 if (checkin) { 14217 pw.println("vers,1"); 14218 } 14219 14220 // reader 14221 synchronized (mPackages) { 14222 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14223 if (!checkin) { 14224 if (dumpState.onTitlePrinted()) 14225 pw.println(); 14226 pw.println("Database versions:"); 14227 pw.print(" SDK Version:"); 14228 pw.print(" internal="); 14229 pw.print(mSettings.mInternalSdkPlatform); 14230 pw.print(" external="); 14231 pw.println(mSettings.mExternalSdkPlatform); 14232 pw.print(" DB Version:"); 14233 pw.print(" internal="); 14234 pw.print(mSettings.mInternalDatabaseVersion); 14235 pw.print(" external="); 14236 pw.println(mSettings.mExternalDatabaseVersion); 14237 } 14238 } 14239 14240 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14241 if (!checkin) { 14242 if (dumpState.onTitlePrinted()) 14243 pw.println(); 14244 pw.println("Verifiers:"); 14245 pw.print(" Required: "); 14246 pw.print(mRequiredVerifierPackage); 14247 pw.print(" (uid="); 14248 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14249 pw.println(")"); 14250 } else if (mRequiredVerifierPackage != null) { 14251 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14252 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14253 } 14254 } 14255 14256 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14257 packageName == null) { 14258 if (mIntentFilterVerifierComponent != null) { 14259 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14260 if (!checkin) { 14261 if (dumpState.onTitlePrinted()) 14262 pw.println(); 14263 pw.println("Intent Filter Verifier:"); 14264 pw.print(" Using: "); 14265 pw.print(verifierPackageName); 14266 pw.print(" (uid="); 14267 pw.print(getPackageUid(verifierPackageName, 0)); 14268 pw.println(")"); 14269 } else if (verifierPackageName != null) { 14270 pw.print("ifv,"); pw.print(verifierPackageName); 14271 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14272 } 14273 } else { 14274 pw.println(); 14275 pw.println("No Intent Filter Verifier available!"); 14276 } 14277 } 14278 14279 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14280 boolean printedHeader = false; 14281 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14282 while (it.hasNext()) { 14283 String name = it.next(); 14284 SharedLibraryEntry ent = mSharedLibraries.get(name); 14285 if (!checkin) { 14286 if (!printedHeader) { 14287 if (dumpState.onTitlePrinted()) 14288 pw.println(); 14289 pw.println("Libraries:"); 14290 printedHeader = true; 14291 } 14292 pw.print(" "); 14293 } else { 14294 pw.print("lib,"); 14295 } 14296 pw.print(name); 14297 if (!checkin) { 14298 pw.print(" -> "); 14299 } 14300 if (ent.path != null) { 14301 if (!checkin) { 14302 pw.print("(jar) "); 14303 pw.print(ent.path); 14304 } else { 14305 pw.print(",jar,"); 14306 pw.print(ent.path); 14307 } 14308 } else { 14309 if (!checkin) { 14310 pw.print("(apk) "); 14311 pw.print(ent.apk); 14312 } else { 14313 pw.print(",apk,"); 14314 pw.print(ent.apk); 14315 } 14316 } 14317 pw.println(); 14318 } 14319 } 14320 14321 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14322 if (dumpState.onTitlePrinted()) 14323 pw.println(); 14324 if (!checkin) { 14325 pw.println("Features:"); 14326 } 14327 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14328 while (it.hasNext()) { 14329 String name = it.next(); 14330 if (!checkin) { 14331 pw.print(" "); 14332 } else { 14333 pw.print("feat,"); 14334 } 14335 pw.println(name); 14336 } 14337 } 14338 14339 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14340 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14341 : "Activity Resolver Table:", " ", packageName, 14342 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14343 dumpState.setTitlePrinted(true); 14344 } 14345 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14346 : "Receiver Resolver Table:", " ", packageName, 14347 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14348 dumpState.setTitlePrinted(true); 14349 } 14350 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14351 : "Service Resolver Table:", " ", packageName, 14352 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14353 dumpState.setTitlePrinted(true); 14354 } 14355 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14356 : "Provider Resolver Table:", " ", packageName, 14357 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14358 dumpState.setTitlePrinted(true); 14359 } 14360 } 14361 14362 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14363 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14364 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14365 int user = mSettings.mPreferredActivities.keyAt(i); 14366 if (pir.dump(pw, 14367 dumpState.getTitlePrinted() 14368 ? "\nPreferred Activities User " + user + ":" 14369 : "Preferred Activities User " + user + ":", " ", 14370 packageName, true, false)) { 14371 dumpState.setTitlePrinted(true); 14372 } 14373 } 14374 } 14375 14376 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14377 pw.flush(); 14378 FileOutputStream fout = new FileOutputStream(fd); 14379 BufferedOutputStream str = new BufferedOutputStream(fout); 14380 XmlSerializer serializer = new FastXmlSerializer(); 14381 try { 14382 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14383 serializer.startDocument(null, true); 14384 serializer.setFeature( 14385 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14386 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14387 serializer.endDocument(); 14388 serializer.flush(); 14389 } catch (IllegalArgumentException e) { 14390 pw.println("Failed writing: " + e); 14391 } catch (IllegalStateException e) { 14392 pw.println("Failed writing: " + e); 14393 } catch (IOException e) { 14394 pw.println("Failed writing: " + e); 14395 } 14396 } 14397 14398 if (!checkin 14399 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14400 && packageName == null) { 14401 pw.println(); 14402 int count = mSettings.mPackages.size(); 14403 if (count == 0) { 14404 pw.println("No domain preferred apps!"); 14405 pw.println(); 14406 } else { 14407 final String prefix = " "; 14408 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14409 if (allPackageSettings.size() == 0) { 14410 pw.println("No domain preferred apps!"); 14411 pw.println(); 14412 } else { 14413 pw.println("Domain preferred apps status:"); 14414 pw.println(); 14415 count = 0; 14416 for (PackageSetting ps : allPackageSettings) { 14417 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14418 if (ivi == null || ivi.getPackageName() == null) continue; 14419 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14420 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14421 pw.println(prefix + "Status: " + ivi.getStatusString()); 14422 pw.println(); 14423 count++; 14424 } 14425 if (count == 0) { 14426 pw.println(prefix + "No domain preferred app status!"); 14427 pw.println(); 14428 } 14429 for (int userId : sUserManager.getUserIds()) { 14430 pw.println("Domain preferred apps for User " + userId + ":"); 14431 pw.println(); 14432 count = 0; 14433 for (PackageSetting ps : allPackageSettings) { 14434 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14435 if (ivi == null || ivi.getPackageName() == null) { 14436 continue; 14437 } 14438 final int status = ps.getDomainVerificationStatusForUser(userId); 14439 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14440 continue; 14441 } 14442 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14443 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14444 String statusStr = IntentFilterVerificationInfo. 14445 getStatusStringFromValue(status); 14446 pw.println(prefix + "Status: " + statusStr); 14447 pw.println(); 14448 count++; 14449 } 14450 if (count == 0) { 14451 pw.println(prefix + "No domain preferred apps!"); 14452 pw.println(); 14453 } 14454 } 14455 } 14456 } 14457 } 14458 14459 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14460 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 14461 if (packageName == null) { 14462 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14463 if (iperm == 0) { 14464 if (dumpState.onTitlePrinted()) 14465 pw.println(); 14466 pw.println("AppOp Permissions:"); 14467 } 14468 pw.print(" AppOp Permission "); 14469 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14470 pw.println(":"); 14471 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14472 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14473 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14474 } 14475 } 14476 } 14477 } 14478 14479 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14480 boolean printedSomething = false; 14481 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14482 if (packageName != null && !packageName.equals(p.info.packageName)) { 14483 continue; 14484 } 14485 if (!printedSomething) { 14486 if (dumpState.onTitlePrinted()) 14487 pw.println(); 14488 pw.println("Registered ContentProviders:"); 14489 printedSomething = true; 14490 } 14491 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14492 pw.print(" "); pw.println(p.toString()); 14493 } 14494 printedSomething = false; 14495 for (Map.Entry<String, PackageParser.Provider> entry : 14496 mProvidersByAuthority.entrySet()) { 14497 PackageParser.Provider p = entry.getValue(); 14498 if (packageName != null && !packageName.equals(p.info.packageName)) { 14499 continue; 14500 } 14501 if (!printedSomething) { 14502 if (dumpState.onTitlePrinted()) 14503 pw.println(); 14504 pw.println("ContentProvider Authorities:"); 14505 printedSomething = true; 14506 } 14507 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14508 pw.print(" "); pw.println(p.toString()); 14509 if (p.info != null && p.info.applicationInfo != null) { 14510 final String appInfo = p.info.applicationInfo.toString(); 14511 pw.print(" applicationInfo="); pw.println(appInfo); 14512 } 14513 } 14514 } 14515 14516 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14517 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14518 } 14519 14520 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14521 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 14522 } 14523 14524 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14525 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 14526 } 14527 14528 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14529 // XXX should handle packageName != null by dumping only install data that 14530 // the given package is involved with. 14531 if (dumpState.onTitlePrinted()) pw.println(); 14532 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14533 } 14534 14535 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14536 if (dumpState.onTitlePrinted()) pw.println(); 14537 mSettings.dumpReadMessagesLPr(pw, dumpState); 14538 14539 pw.println(); 14540 pw.println("Package warning messages:"); 14541 BufferedReader in = null; 14542 String line = null; 14543 try { 14544 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14545 while ((line = in.readLine()) != null) { 14546 if (line.contains("ignored: updated version")) continue; 14547 pw.println(line); 14548 } 14549 } catch (IOException ignored) { 14550 } finally { 14551 IoUtils.closeQuietly(in); 14552 } 14553 } 14554 14555 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14556 BufferedReader in = null; 14557 String line = null; 14558 try { 14559 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14560 while ((line = in.readLine()) != null) { 14561 if (line.contains("ignored: updated version")) continue; 14562 pw.print("msg,"); 14563 pw.println(line); 14564 } 14565 } catch (IOException ignored) { 14566 } finally { 14567 IoUtils.closeQuietly(in); 14568 } 14569 } 14570 } 14571 } 14572 14573 // ------- apps on sdcard specific code ------- 14574 static final boolean DEBUG_SD_INSTALL = false; 14575 14576 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14577 14578 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14579 14580 private boolean mMediaMounted = false; 14581 14582 static String getEncryptKey() { 14583 try { 14584 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14585 SD_ENCRYPTION_KEYSTORE_NAME); 14586 if (sdEncKey == null) { 14587 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14588 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14589 if (sdEncKey == null) { 14590 Slog.e(TAG, "Failed to create encryption keys"); 14591 return null; 14592 } 14593 } 14594 return sdEncKey; 14595 } catch (NoSuchAlgorithmException nsae) { 14596 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14597 return null; 14598 } catch (IOException ioe) { 14599 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14600 return null; 14601 } 14602 } 14603 14604 /* 14605 * Update media status on PackageManager. 14606 */ 14607 @Override 14608 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14609 int callingUid = Binder.getCallingUid(); 14610 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14611 throw new SecurityException("Media status can only be updated by the system"); 14612 } 14613 // reader; this apparently protects mMediaMounted, but should probably 14614 // be a different lock in that case. 14615 synchronized (mPackages) { 14616 Log.i(TAG, "Updating external media status from " 14617 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14618 + (mediaStatus ? "mounted" : "unmounted")); 14619 if (DEBUG_SD_INSTALL) 14620 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14621 + ", mMediaMounted=" + mMediaMounted); 14622 if (mediaStatus == mMediaMounted) { 14623 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14624 : 0, -1); 14625 mHandler.sendMessage(msg); 14626 return; 14627 } 14628 mMediaMounted = mediaStatus; 14629 } 14630 // Queue up an async operation since the package installation may take a 14631 // little while. 14632 mHandler.post(new Runnable() { 14633 public void run() { 14634 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14635 } 14636 }); 14637 } 14638 14639 /** 14640 * Called by MountService when the initial ASECs to scan are available. 14641 * Should block until all the ASEC containers are finished being scanned. 14642 */ 14643 public void scanAvailableAsecs() { 14644 updateExternalMediaStatusInner(true, false, false); 14645 if (mShouldRestoreconData) { 14646 SELinuxMMAC.setRestoreconDone(); 14647 mShouldRestoreconData = false; 14648 } 14649 } 14650 14651 /* 14652 * Collect information of applications on external media, map them against 14653 * existing containers and update information based on current mount status. 14654 * Please note that we always have to report status if reportStatus has been 14655 * set to true especially when unloading packages. 14656 */ 14657 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14658 boolean externalStorage) { 14659 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14660 int[] uidArr = EmptyArray.INT; 14661 14662 final String[] list = PackageHelper.getSecureContainerList(); 14663 if (ArrayUtils.isEmpty(list)) { 14664 Log.i(TAG, "No secure containers found"); 14665 } else { 14666 // Process list of secure containers and categorize them 14667 // as active or stale based on their package internal state. 14668 14669 // reader 14670 synchronized (mPackages) { 14671 for (String cid : list) { 14672 // Leave stages untouched for now; installer service owns them 14673 if (PackageInstallerService.isStageName(cid)) continue; 14674 14675 if (DEBUG_SD_INSTALL) 14676 Log.i(TAG, "Processing container " + cid); 14677 String pkgName = getAsecPackageName(cid); 14678 if (pkgName == null) { 14679 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14680 continue; 14681 } 14682 if (DEBUG_SD_INSTALL) 14683 Log.i(TAG, "Looking for pkg : " + pkgName); 14684 14685 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14686 if (ps == null) { 14687 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14688 continue; 14689 } 14690 14691 /* 14692 * Skip packages that are not external if we're unmounting 14693 * external storage. 14694 */ 14695 if (externalStorage && !isMounted && !isExternal(ps)) { 14696 continue; 14697 } 14698 14699 final AsecInstallArgs args = new AsecInstallArgs(cid, 14700 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14701 // The package status is changed only if the code path 14702 // matches between settings and the container id. 14703 if (ps.codePathString != null 14704 && ps.codePathString.startsWith(args.getCodePath())) { 14705 if (DEBUG_SD_INSTALL) { 14706 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14707 + " at code path: " + ps.codePathString); 14708 } 14709 14710 // We do have a valid package installed on sdcard 14711 processCids.put(args, ps.codePathString); 14712 final int uid = ps.appId; 14713 if (uid != -1) { 14714 uidArr = ArrayUtils.appendInt(uidArr, uid); 14715 } 14716 } else { 14717 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14718 + ps.codePathString); 14719 } 14720 } 14721 } 14722 14723 Arrays.sort(uidArr); 14724 } 14725 14726 // Process packages with valid entries. 14727 if (isMounted) { 14728 if (DEBUG_SD_INSTALL) 14729 Log.i(TAG, "Loading packages"); 14730 loadMediaPackages(processCids, uidArr); 14731 startCleaningPackages(); 14732 mInstallerService.onSecureContainersAvailable(); 14733 } else { 14734 if (DEBUG_SD_INSTALL) 14735 Log.i(TAG, "Unloading packages"); 14736 unloadMediaPackages(processCids, uidArr, reportStatus); 14737 } 14738 } 14739 14740 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14741 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14742 final int size = infos.size(); 14743 final String[] packageNames = new String[size]; 14744 final int[] packageUids = new int[size]; 14745 for (int i = 0; i < size; i++) { 14746 final ApplicationInfo info = infos.get(i); 14747 packageNames[i] = info.packageName; 14748 packageUids[i] = info.uid; 14749 } 14750 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14751 finishedReceiver); 14752 } 14753 14754 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14755 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14756 sendResourcesChangedBroadcast(mediaStatus, replacing, 14757 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14758 } 14759 14760 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14761 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14762 int size = pkgList.length; 14763 if (size > 0) { 14764 // Send broadcasts here 14765 Bundle extras = new Bundle(); 14766 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14767 if (uidArr != null) { 14768 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14769 } 14770 if (replacing) { 14771 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14772 } 14773 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14774 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14775 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14776 } 14777 } 14778 14779 /* 14780 * Look at potentially valid container ids from processCids If package 14781 * information doesn't match the one on record or package scanning fails, 14782 * the cid is added to list of removeCids. We currently don't delete stale 14783 * containers. 14784 */ 14785 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14786 ArrayList<String> pkgList = new ArrayList<String>(); 14787 Set<AsecInstallArgs> keys = processCids.keySet(); 14788 14789 for (AsecInstallArgs args : keys) { 14790 String codePath = processCids.get(args); 14791 if (DEBUG_SD_INSTALL) 14792 Log.i(TAG, "Loading container : " + args.cid); 14793 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14794 try { 14795 // Make sure there are no container errors first. 14796 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14797 Slog.e(TAG, "Failed to mount cid : " + args.cid 14798 + " when installing from sdcard"); 14799 continue; 14800 } 14801 // Check code path here. 14802 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14803 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14804 + " does not match one in settings " + codePath); 14805 continue; 14806 } 14807 // Parse package 14808 int parseFlags = mDefParseFlags; 14809 if (args.isExternalAsec()) { 14810 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14811 } 14812 if (args.isFwdLocked()) { 14813 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14814 } 14815 14816 synchronized (mInstallLock) { 14817 PackageParser.Package pkg = null; 14818 try { 14819 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14820 } catch (PackageManagerException e) { 14821 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14822 } 14823 // Scan the package 14824 if (pkg != null) { 14825 /* 14826 * TODO why is the lock being held? doPostInstall is 14827 * called in other places without the lock. This needs 14828 * to be straightened out. 14829 */ 14830 // writer 14831 synchronized (mPackages) { 14832 retCode = PackageManager.INSTALL_SUCCEEDED; 14833 pkgList.add(pkg.packageName); 14834 // Post process args 14835 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14836 pkg.applicationInfo.uid); 14837 } 14838 } else { 14839 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14840 } 14841 } 14842 14843 } finally { 14844 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14845 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14846 } 14847 } 14848 } 14849 // writer 14850 synchronized (mPackages) { 14851 // If the platform SDK has changed since the last time we booted, 14852 // we need to re-grant app permission to catch any new ones that 14853 // appear. This is really a hack, and means that apps can in some 14854 // cases get permissions that the user didn't initially explicitly 14855 // allow... it would be nice to have some better way to handle 14856 // this situation. 14857 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14858 if (regrantPermissions) 14859 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14860 + mSdkVersion + "; regranting permissions for external storage"); 14861 mSettings.mExternalSdkPlatform = mSdkVersion; 14862 14863 // Make sure group IDs have been assigned, and any permission 14864 // changes in other apps are accounted for 14865 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14866 | (regrantPermissions 14867 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14868 : 0)); 14869 14870 mSettings.updateExternalDatabaseVersion(); 14871 14872 // can downgrade to reader 14873 // Persist settings 14874 mSettings.writeLPr(); 14875 } 14876 // Send a broadcast to let everyone know we are done processing 14877 if (pkgList.size() > 0) { 14878 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14879 } 14880 } 14881 14882 /* 14883 * Utility method to unload a list of specified containers 14884 */ 14885 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14886 // Just unmount all valid containers. 14887 for (AsecInstallArgs arg : cidArgs) { 14888 synchronized (mInstallLock) { 14889 arg.doPostDeleteLI(false); 14890 } 14891 } 14892 } 14893 14894 /* 14895 * Unload packages mounted on external media. This involves deleting package 14896 * data from internal structures, sending broadcasts about diabled packages, 14897 * gc'ing to free up references, unmounting all secure containers 14898 * corresponding to packages on external media, and posting a 14899 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14900 * that we always have to post this message if status has been requested no 14901 * matter what. 14902 */ 14903 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14904 final boolean reportStatus) { 14905 if (DEBUG_SD_INSTALL) 14906 Log.i(TAG, "unloading media packages"); 14907 ArrayList<String> pkgList = new ArrayList<String>(); 14908 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14909 final Set<AsecInstallArgs> keys = processCids.keySet(); 14910 for (AsecInstallArgs args : keys) { 14911 String pkgName = args.getPackageName(); 14912 if (DEBUG_SD_INSTALL) 14913 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14914 // Delete package internally 14915 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14916 synchronized (mInstallLock) { 14917 boolean res = deletePackageLI(pkgName, null, false, null, null, 14918 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14919 if (res) { 14920 pkgList.add(pkgName); 14921 } else { 14922 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14923 failedList.add(args); 14924 } 14925 } 14926 } 14927 14928 // reader 14929 synchronized (mPackages) { 14930 // We didn't update the settings after removing each package; 14931 // write them now for all packages. 14932 mSettings.writeLPr(); 14933 } 14934 14935 // We have to absolutely send UPDATED_MEDIA_STATUS only 14936 // after confirming that all the receivers processed the ordered 14937 // broadcast when packages get disabled, force a gc to clean things up. 14938 // and unload all the containers. 14939 if (pkgList.size() > 0) { 14940 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14941 new IIntentReceiver.Stub() { 14942 public void performReceive(Intent intent, int resultCode, String data, 14943 Bundle extras, boolean ordered, boolean sticky, 14944 int sendingUser) throws RemoteException { 14945 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14946 reportStatus ? 1 : 0, 1, keys); 14947 mHandler.sendMessage(msg); 14948 } 14949 }); 14950 } else { 14951 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14952 keys); 14953 mHandler.sendMessage(msg); 14954 } 14955 } 14956 14957 private void loadPrivatePackages(VolumeInfo vol) { 14958 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14959 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14960 synchronized (mInstallLock) { 14961 synchronized (mPackages) { 14962 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14963 for (PackageSetting ps : packages) { 14964 final PackageParser.Package pkg; 14965 try { 14966 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14967 loaded.add(pkg.applicationInfo); 14968 } catch (PackageManagerException e) { 14969 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14970 } 14971 } 14972 14973 // TODO: regrant any permissions that changed based since original install 14974 14975 mSettings.writeLPr(); 14976 } 14977 } 14978 14979 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 14980 sendResourcesChangedBroadcast(true, false, loaded, null); 14981 } 14982 14983 private void unloadPrivatePackages(VolumeInfo vol) { 14984 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14985 synchronized (mInstallLock) { 14986 synchronized (mPackages) { 14987 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14988 for (PackageSetting ps : packages) { 14989 if (ps.pkg == null) continue; 14990 14991 final ApplicationInfo info = ps.pkg.applicationInfo; 14992 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14993 if (deletePackageLI(ps.name, null, false, null, null, 14994 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14995 unloaded.add(info); 14996 } else { 14997 Slog.w(TAG, "Failed to unload " + ps.codePath); 14998 } 14999 } 15000 15001 mSettings.writeLPr(); 15002 } 15003 } 15004 15005 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15006 sendResourcesChangedBroadcast(false, false, unloaded, null); 15007 } 15008 15009 private void unfreezePackage(String packageName) { 15010 synchronized (mPackages) { 15011 final PackageSetting ps = mSettings.mPackages.get(packageName); 15012 if (ps != null) { 15013 ps.frozen = false; 15014 } 15015 } 15016 } 15017 15018 @Override 15019 public int movePackage(final String packageName, final String volumeUuid) { 15020 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15021 15022 final int moveId = mNextMoveId.getAndIncrement(); 15023 try { 15024 movePackageInternal(packageName, volumeUuid, moveId); 15025 } catch (PackageManagerException e) { 15026 Slog.w(TAG, "Failed to move " + packageName, e); 15027 mMoveCallbacks.notifyStatusChanged(moveId, 15028 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15029 } 15030 return moveId; 15031 } 15032 15033 private void movePackageInternal(final String packageName, final String volumeUuid, 15034 final int moveId) throws PackageManagerException { 15035 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15036 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15037 final PackageManager pm = mContext.getPackageManager(); 15038 15039 final boolean currentAsec; 15040 final String currentVolumeUuid; 15041 final File codeFile; 15042 final String installerPackageName; 15043 final String packageAbiOverride; 15044 final int appId; 15045 final String seinfo; 15046 final String label; 15047 15048 // reader 15049 synchronized (mPackages) { 15050 final PackageParser.Package pkg = mPackages.get(packageName); 15051 final PackageSetting ps = mSettings.mPackages.get(packageName); 15052 if (pkg == null || ps == null) { 15053 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15054 } 15055 15056 if (pkg.applicationInfo.isSystemApp()) { 15057 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15058 "Cannot move system application"); 15059 } 15060 15061 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15062 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15063 "Package already moved to " + volumeUuid); 15064 } 15065 15066 final File probe = new File(pkg.codePath); 15067 final File probeOat = new File(probe, "oat"); 15068 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15069 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15070 "Move only supported for modern cluster style installs"); 15071 } 15072 15073 if (ps.frozen) { 15074 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15075 "Failed to move already frozen package"); 15076 } 15077 ps.frozen = true; 15078 15079 currentAsec = pkg.applicationInfo.isForwardLocked() 15080 || pkg.applicationInfo.isExternalAsec(); 15081 currentVolumeUuid = ps.volumeUuid; 15082 codeFile = new File(pkg.codePath); 15083 installerPackageName = ps.installerPackageName; 15084 packageAbiOverride = ps.cpuAbiOverrideString; 15085 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15086 seinfo = pkg.applicationInfo.seinfo; 15087 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15088 } 15089 15090 // Now that we're guarded by frozen state, kill app during move 15091 killApplication(packageName, appId, "move pkg"); 15092 15093 final Bundle extras = new Bundle(); 15094 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15095 extras.putString(Intent.EXTRA_TITLE, label); 15096 mMoveCallbacks.notifyCreated(moveId, extras); 15097 15098 int installFlags; 15099 final boolean moveCompleteApp; 15100 final File measurePath; 15101 15102 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15103 installFlags = INSTALL_INTERNAL; 15104 moveCompleteApp = !currentAsec; 15105 measurePath = Environment.getDataAppDirectory(volumeUuid); 15106 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15107 installFlags = INSTALL_EXTERNAL; 15108 moveCompleteApp = false; 15109 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15110 } else { 15111 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15112 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15113 || !volume.isMountedWritable()) { 15114 unfreezePackage(packageName); 15115 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15116 "Move location not mounted private volume"); 15117 } 15118 15119 Preconditions.checkState(!currentAsec); 15120 15121 installFlags = INSTALL_INTERNAL; 15122 moveCompleteApp = true; 15123 measurePath = Environment.getDataAppDirectory(volumeUuid); 15124 } 15125 15126 final PackageStats stats = new PackageStats(null, -1); 15127 synchronized (mInstaller) { 15128 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15129 unfreezePackage(packageName); 15130 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15131 "Failed to measure package size"); 15132 } 15133 } 15134 15135 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15136 + stats.dataSize); 15137 15138 final long startFreeBytes = measurePath.getFreeSpace(); 15139 final long sizeBytes; 15140 if (moveCompleteApp) { 15141 sizeBytes = stats.codeSize + stats.dataSize; 15142 } else { 15143 sizeBytes = stats.codeSize; 15144 } 15145 15146 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15147 unfreezePackage(packageName); 15148 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15149 "Not enough free space to move"); 15150 } 15151 15152 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15153 15154 final CountDownLatch installedLatch = new CountDownLatch(1); 15155 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15156 @Override 15157 public void onUserActionRequired(Intent intent) throws RemoteException { 15158 throw new IllegalStateException(); 15159 } 15160 15161 @Override 15162 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15163 Bundle extras) throws RemoteException { 15164 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15165 + PackageManager.installStatusToString(returnCode, msg)); 15166 15167 installedLatch.countDown(); 15168 15169 // Regardless of success or failure of the move operation, 15170 // always unfreeze the package 15171 unfreezePackage(packageName); 15172 15173 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15174 switch (status) { 15175 case PackageInstaller.STATUS_SUCCESS: 15176 mMoveCallbacks.notifyStatusChanged(moveId, 15177 PackageManager.MOVE_SUCCEEDED); 15178 break; 15179 case PackageInstaller.STATUS_FAILURE_STORAGE: 15180 mMoveCallbacks.notifyStatusChanged(moveId, 15181 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15182 break; 15183 default: 15184 mMoveCallbacks.notifyStatusChanged(moveId, 15185 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15186 break; 15187 } 15188 } 15189 }; 15190 15191 final MoveInfo move; 15192 if (moveCompleteApp) { 15193 // Kick off a thread to report progress estimates 15194 new Thread() { 15195 @Override 15196 public void run() { 15197 while (true) { 15198 try { 15199 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15200 break; 15201 } 15202 } catch (InterruptedException ignored) { 15203 } 15204 15205 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15206 final int progress = 10 + (int) MathUtils.constrain( 15207 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15208 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15209 } 15210 } 15211 }.start(); 15212 15213 final String dataAppName = codeFile.getName(); 15214 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15215 dataAppName, appId, seinfo); 15216 } else { 15217 move = null; 15218 } 15219 15220 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15221 15222 final Message msg = mHandler.obtainMessage(INIT_COPY); 15223 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15224 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15225 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15226 mHandler.sendMessage(msg); 15227 } 15228 15229 @Override 15230 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15231 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15232 15233 final int realMoveId = mNextMoveId.getAndIncrement(); 15234 final Bundle extras = new Bundle(); 15235 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15236 mMoveCallbacks.notifyCreated(realMoveId, extras); 15237 15238 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15239 @Override 15240 public void onCreated(int moveId, Bundle extras) { 15241 // Ignored 15242 } 15243 15244 @Override 15245 public void onStatusChanged(int moveId, int status, long estMillis) { 15246 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15247 } 15248 }; 15249 15250 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15251 storage.setPrimaryStorageUuid(volumeUuid, callback); 15252 return realMoveId; 15253 } 15254 15255 @Override 15256 public int getMoveStatus(int moveId) { 15257 mContext.enforceCallingOrSelfPermission( 15258 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15259 return mMoveCallbacks.mLastStatus.get(moveId); 15260 } 15261 15262 @Override 15263 public void registerMoveCallback(IPackageMoveObserver callback) { 15264 mContext.enforceCallingOrSelfPermission( 15265 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15266 mMoveCallbacks.register(callback); 15267 } 15268 15269 @Override 15270 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15271 mContext.enforceCallingOrSelfPermission( 15272 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15273 mMoveCallbacks.unregister(callback); 15274 } 15275 15276 @Override 15277 public boolean setInstallLocation(int loc) { 15278 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15279 null); 15280 if (getInstallLocation() == loc) { 15281 return true; 15282 } 15283 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15284 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15285 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15286 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15287 return true; 15288 } 15289 return false; 15290 } 15291 15292 @Override 15293 public int getInstallLocation() { 15294 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15295 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15296 PackageHelper.APP_INSTALL_AUTO); 15297 } 15298 15299 /** Called by UserManagerService */ 15300 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15301 mDirtyUsers.remove(userHandle); 15302 mSettings.removeUserLPw(userHandle); 15303 mPendingBroadcasts.remove(userHandle); 15304 if (mInstaller != null) { 15305 // Technically, we shouldn't be doing this with the package lock 15306 // held. However, this is very rare, and there is already so much 15307 // other disk I/O going on, that we'll let it slide for now. 15308 final StorageManager storage = StorageManager.from(mContext); 15309 final List<VolumeInfo> vols = storage.getVolumes(); 15310 for (VolumeInfo vol : vols) { 15311 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15312 final String volumeUuid = vol.getFsUuid(); 15313 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15314 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15315 } 15316 } 15317 } 15318 mUserNeedsBadging.delete(userHandle); 15319 removeUnusedPackagesLILPw(userManager, userHandle); 15320 } 15321 15322 /** 15323 * We're removing userHandle and would like to remove any downloaded packages 15324 * that are no longer in use by any other user. 15325 * @param userHandle the user being removed 15326 */ 15327 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15328 final boolean DEBUG_CLEAN_APKS = false; 15329 int [] users = userManager.getUserIdsLPr(); 15330 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15331 while (psit.hasNext()) { 15332 PackageSetting ps = psit.next(); 15333 if (ps.pkg == null) { 15334 continue; 15335 } 15336 final String packageName = ps.pkg.packageName; 15337 // Skip over if system app 15338 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15339 continue; 15340 } 15341 if (DEBUG_CLEAN_APKS) { 15342 Slog.i(TAG, "Checking package " + packageName); 15343 } 15344 boolean keep = false; 15345 for (int i = 0; i < users.length; i++) { 15346 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15347 keep = true; 15348 if (DEBUG_CLEAN_APKS) { 15349 Slog.i(TAG, " Keeping package " + packageName + " for user " 15350 + users[i]); 15351 } 15352 break; 15353 } 15354 } 15355 if (!keep) { 15356 if (DEBUG_CLEAN_APKS) { 15357 Slog.i(TAG, " Removing package " + packageName); 15358 } 15359 mHandler.post(new Runnable() { 15360 public void run() { 15361 deletePackageX(packageName, userHandle, 0); 15362 } //end run 15363 }); 15364 } 15365 } 15366 } 15367 15368 /** Called by UserManagerService */ 15369 void createNewUserLILPw(int userHandle, File path) { 15370 if (mInstaller != null) { 15371 mInstaller.createUserConfig(userHandle); 15372 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15373 } 15374 } 15375 15376 void newUserCreatedLILPw(final int userHandle) { 15377 // We cannot grant the default permissions with a lock held as 15378 // we query providers from other components for default handlers 15379 // such as enabled IMEs, etc. 15380 mHandler.post(new Runnable() { 15381 @Override 15382 public void run() { 15383 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15384 } 15385 }); 15386 } 15387 15388 @Override 15389 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15390 mContext.enforceCallingOrSelfPermission( 15391 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15392 "Only package verification agents can read the verifier device identity"); 15393 15394 synchronized (mPackages) { 15395 return mSettings.getVerifierDeviceIdentityLPw(); 15396 } 15397 } 15398 15399 @Override 15400 public void setPermissionEnforced(String permission, boolean enforced) { 15401 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15402 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15403 synchronized (mPackages) { 15404 if (mSettings.mReadExternalStorageEnforced == null 15405 || mSettings.mReadExternalStorageEnforced != enforced) { 15406 mSettings.mReadExternalStorageEnforced = enforced; 15407 mSettings.writeLPr(); 15408 } 15409 } 15410 // kill any non-foreground processes so we restart them and 15411 // grant/revoke the GID. 15412 final IActivityManager am = ActivityManagerNative.getDefault(); 15413 if (am != null) { 15414 final long token = Binder.clearCallingIdentity(); 15415 try { 15416 am.killProcessesBelowForeground("setPermissionEnforcement"); 15417 } catch (RemoteException e) { 15418 } finally { 15419 Binder.restoreCallingIdentity(token); 15420 } 15421 } 15422 } else { 15423 throw new IllegalArgumentException("No selective enforcement for " + permission); 15424 } 15425 } 15426 15427 @Override 15428 @Deprecated 15429 public boolean isPermissionEnforced(String permission) { 15430 return true; 15431 } 15432 15433 @Override 15434 public boolean isStorageLow() { 15435 final long token = Binder.clearCallingIdentity(); 15436 try { 15437 final DeviceStorageMonitorInternal 15438 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15439 if (dsm != null) { 15440 return dsm.isMemoryLow(); 15441 } else { 15442 return false; 15443 } 15444 } finally { 15445 Binder.restoreCallingIdentity(token); 15446 } 15447 } 15448 15449 @Override 15450 public IPackageInstaller getPackageInstaller() { 15451 return mInstallerService; 15452 } 15453 15454 private boolean userNeedsBadging(int userId) { 15455 int index = mUserNeedsBadging.indexOfKey(userId); 15456 if (index < 0) { 15457 final UserInfo userInfo; 15458 final long token = Binder.clearCallingIdentity(); 15459 try { 15460 userInfo = sUserManager.getUserInfo(userId); 15461 } finally { 15462 Binder.restoreCallingIdentity(token); 15463 } 15464 final boolean b; 15465 if (userInfo != null && userInfo.isManagedProfile()) { 15466 b = true; 15467 } else { 15468 b = false; 15469 } 15470 mUserNeedsBadging.put(userId, b); 15471 return b; 15472 } 15473 return mUserNeedsBadging.valueAt(index); 15474 } 15475 15476 @Override 15477 public KeySet getKeySetByAlias(String packageName, String alias) { 15478 if (packageName == null || alias == null) { 15479 return null; 15480 } 15481 synchronized(mPackages) { 15482 final PackageParser.Package pkg = mPackages.get(packageName); 15483 if (pkg == null) { 15484 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15485 throw new IllegalArgumentException("Unknown package: " + packageName); 15486 } 15487 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15488 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15489 } 15490 } 15491 15492 @Override 15493 public KeySet getSigningKeySet(String packageName) { 15494 if (packageName == null) { 15495 return null; 15496 } 15497 synchronized(mPackages) { 15498 final PackageParser.Package pkg = mPackages.get(packageName); 15499 if (pkg == null) { 15500 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15501 throw new IllegalArgumentException("Unknown package: " + packageName); 15502 } 15503 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15504 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15505 throw new SecurityException("May not access signing KeySet of other apps."); 15506 } 15507 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15508 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15509 } 15510 } 15511 15512 @Override 15513 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15514 if (packageName == null || ks == null) { 15515 return false; 15516 } 15517 synchronized(mPackages) { 15518 final PackageParser.Package pkg = mPackages.get(packageName); 15519 if (pkg == null) { 15520 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15521 throw new IllegalArgumentException("Unknown package: " + packageName); 15522 } 15523 IBinder ksh = ks.getToken(); 15524 if (ksh instanceof KeySetHandle) { 15525 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15526 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15527 } 15528 return false; 15529 } 15530 } 15531 15532 @Override 15533 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15534 if (packageName == null || ks == null) { 15535 return false; 15536 } 15537 synchronized(mPackages) { 15538 final PackageParser.Package pkg = mPackages.get(packageName); 15539 if (pkg == null) { 15540 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15541 throw new IllegalArgumentException("Unknown package: " + packageName); 15542 } 15543 IBinder ksh = ks.getToken(); 15544 if (ksh instanceof KeySetHandle) { 15545 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15546 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15547 } 15548 return false; 15549 } 15550 } 15551 15552 public void getUsageStatsIfNoPackageUsageInfo() { 15553 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15554 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15555 if (usm == null) { 15556 throw new IllegalStateException("UsageStatsManager must be initialized"); 15557 } 15558 long now = System.currentTimeMillis(); 15559 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15560 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15561 String packageName = entry.getKey(); 15562 PackageParser.Package pkg = mPackages.get(packageName); 15563 if (pkg == null) { 15564 continue; 15565 } 15566 UsageStats usage = entry.getValue(); 15567 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15568 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15569 } 15570 } 15571 } 15572 15573 /** 15574 * Check and throw if the given before/after packages would be considered a 15575 * downgrade. 15576 */ 15577 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15578 throws PackageManagerException { 15579 if (after.versionCode < before.mVersionCode) { 15580 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15581 "Update version code " + after.versionCode + " is older than current " 15582 + before.mVersionCode); 15583 } else if (after.versionCode == before.mVersionCode) { 15584 if (after.baseRevisionCode < before.baseRevisionCode) { 15585 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15586 "Update base revision code " + after.baseRevisionCode 15587 + " is older than current " + before.baseRevisionCode); 15588 } 15589 15590 if (!ArrayUtils.isEmpty(after.splitNames)) { 15591 for (int i = 0; i < after.splitNames.length; i++) { 15592 final String splitName = after.splitNames[i]; 15593 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15594 if (j != -1) { 15595 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15596 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15597 "Update split " + splitName + " revision code " 15598 + after.splitRevisionCodes[i] + " is older than current " 15599 + before.splitRevisionCodes[j]); 15600 } 15601 } 15602 } 15603 } 15604 } 15605 } 15606 15607 private static class MoveCallbacks extends Handler { 15608 private static final int MSG_CREATED = 1; 15609 private static final int MSG_STATUS_CHANGED = 2; 15610 15611 private final RemoteCallbackList<IPackageMoveObserver> 15612 mCallbacks = new RemoteCallbackList<>(); 15613 15614 private final SparseIntArray mLastStatus = new SparseIntArray(); 15615 15616 public MoveCallbacks(Looper looper) { 15617 super(looper); 15618 } 15619 15620 public void register(IPackageMoveObserver callback) { 15621 mCallbacks.register(callback); 15622 } 15623 15624 public void unregister(IPackageMoveObserver callback) { 15625 mCallbacks.unregister(callback); 15626 } 15627 15628 @Override 15629 public void handleMessage(Message msg) { 15630 final SomeArgs args = (SomeArgs) msg.obj; 15631 final int n = mCallbacks.beginBroadcast(); 15632 for (int i = 0; i < n; i++) { 15633 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15634 try { 15635 invokeCallback(callback, msg.what, args); 15636 } catch (RemoteException ignored) { 15637 } 15638 } 15639 mCallbacks.finishBroadcast(); 15640 args.recycle(); 15641 } 15642 15643 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15644 throws RemoteException { 15645 switch (what) { 15646 case MSG_CREATED: { 15647 callback.onCreated(args.argi1, (Bundle) args.arg2); 15648 break; 15649 } 15650 case MSG_STATUS_CHANGED: { 15651 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15652 break; 15653 } 15654 } 15655 } 15656 15657 private void notifyCreated(int moveId, Bundle extras) { 15658 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15659 15660 final SomeArgs args = SomeArgs.obtain(); 15661 args.argi1 = moveId; 15662 args.arg2 = extras; 15663 obtainMessage(MSG_CREATED, args).sendToTarget(); 15664 } 15665 15666 private void notifyStatusChanged(int moveId, int status) { 15667 notifyStatusChanged(moveId, status, -1); 15668 } 15669 15670 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15671 Slog.v(TAG, "Move " + moveId + " status " + status); 15672 15673 final SomeArgs args = SomeArgs.obtain(); 15674 args.argi1 = moveId; 15675 args.argi2 = status; 15676 args.arg3 = estMillis; 15677 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15678 15679 synchronized (mLastStatus) { 15680 mLastStatus.put(moveId, status); 15681 } 15682 } 15683 } 15684 15685 private final class OnPermissionChangeListeners extends Handler { 15686 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15687 15688 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15689 new RemoteCallbackList<>(); 15690 15691 public OnPermissionChangeListeners(Looper looper) { 15692 super(looper); 15693 } 15694 15695 @Override 15696 public void handleMessage(Message msg) { 15697 switch (msg.what) { 15698 case MSG_ON_PERMISSIONS_CHANGED: { 15699 final int uid = msg.arg1; 15700 handleOnPermissionsChanged(uid); 15701 } break; 15702 } 15703 } 15704 15705 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15706 mPermissionListeners.register(listener); 15707 15708 } 15709 15710 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15711 mPermissionListeners.unregister(listener); 15712 } 15713 15714 public void onPermissionsChanged(int uid) { 15715 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15716 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15717 } 15718 } 15719 15720 private void handleOnPermissionsChanged(int uid) { 15721 final int count = mPermissionListeners.beginBroadcast(); 15722 try { 15723 for (int i = 0; i < count; i++) { 15724 IOnPermissionsChangeListener callback = mPermissionListeners 15725 .getBroadcastItem(i); 15726 try { 15727 callback.onPermissionsChanged(uid); 15728 } catch (RemoteException e) { 15729 Log.e(TAG, "Permission listener is dead", e); 15730 } 15731 } 15732 } finally { 15733 mPermissionListeners.finishBroadcast(); 15734 } 15735 } 15736 } 15737 15738 private class PackageManagerInternalImpl extends PackageManagerInternal { 15739 @Override 15740 public void setLocationPackagesProvider(PackagesProvider provider) { 15741 synchronized (mPackages) { 15742 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 15743 } 15744 } 15745 15746 @Override 15747 public void setImePackagesProvider(PackagesProvider provider) { 15748 synchronized (mPackages) { 15749 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 15750 } 15751 } 15752 15753 @Override 15754 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 15755 synchronized (mPackages) { 15756 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 15757 } 15758 } 15759 } 15760} 15761