PackageManagerService.java revision 50a05454795c93ac483f5cb6819e74cb17be1b5b
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.IPackageDataObserver; 95import android.content.pm.IPackageDeleteObserver; 96import android.content.pm.IPackageDeleteObserver2; 97import android.content.pm.IPackageInstallObserver2; 98import android.content.pm.IPackageInstaller; 99import android.content.pm.IPackageManager; 100import android.content.pm.IPackageMoveObserver; 101import android.content.pm.IPackageStatsObserver; 102import android.content.pm.InstrumentationInfo; 103import android.content.pm.IntentFilterVerificationInfo; 104import android.content.pm.KeySet; 105import android.content.pm.ManifestDigest; 106import android.content.pm.PackageCleanItem; 107import android.content.pm.PackageInfo; 108import android.content.pm.PackageInfoLite; 109import android.content.pm.PackageInstaller; 110import android.content.pm.PackageManager; 111import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 112import android.content.pm.PackageParser; 113import android.content.pm.PackageParser.ActivityIntentInfo; 114import android.content.pm.PackageParser.PackageLite; 115import android.content.pm.PackageParser.PackageParserException; 116import android.content.pm.PackageStats; 117import android.content.pm.PackageUserState; 118import android.content.pm.ParceledListSlice; 119import android.content.pm.PermissionGroupInfo; 120import android.content.pm.PermissionInfo; 121import android.content.pm.ProviderInfo; 122import android.content.pm.ResolveInfo; 123import android.content.pm.ServiceInfo; 124import android.content.pm.Signature; 125import android.content.pm.UserInfo; 126import android.content.pm.VerificationParams; 127import android.content.pm.VerifierDeviceIdentity; 128import android.content.pm.VerifierInfo; 129import android.content.res.Resources; 130import android.hardware.display.DisplayManager; 131import android.net.Uri; 132import android.os.Binder; 133import android.os.Build; 134import android.os.Bundle; 135import android.os.Debug; 136import android.os.Environment; 137import android.os.Environment.UserEnvironment; 138import android.os.FileUtils; 139import android.os.Handler; 140import android.os.IBinder; 141import android.os.Looper; 142import android.os.Message; 143import android.os.Parcel; 144import android.os.ParcelFileDescriptor; 145import android.os.Process; 146import android.os.RemoteCallbackList; 147import android.os.RemoteException; 148import android.os.SELinux; 149import android.os.ServiceManager; 150import android.os.SystemClock; 151import android.os.SystemProperties; 152import android.os.UserHandle; 153import android.os.UserManager; 154import android.os.storage.IMountService; 155import android.os.storage.StorageEventListener; 156import android.os.storage.StorageManager; 157import android.os.storage.VolumeInfo; 158import android.os.storage.VolumeRecord; 159import android.security.KeyStore; 160import android.security.SystemKeyStore; 161import android.system.ErrnoException; 162import android.system.Os; 163import android.system.StructStat; 164import android.text.TextUtils; 165import android.text.format.DateUtils; 166import android.util.ArrayMap; 167import android.util.ArraySet; 168import android.util.AtomicFile; 169import android.util.DisplayMetrics; 170import android.util.EventLog; 171import android.util.ExceptionUtils; 172import android.util.Log; 173import android.util.LogPrinter; 174import android.util.PrintStreamPrinter; 175import android.util.Slog; 176import android.util.SparseArray; 177import android.util.SparseBooleanArray; 178import android.util.SparseIntArray; 179import android.util.Xml; 180import android.view.Display; 181 182import dalvik.system.DexFile; 183import dalvik.system.VMRuntime; 184 185import libcore.io.IoUtils; 186import libcore.util.EmptyArray; 187 188import com.android.internal.R; 189import com.android.internal.app.IMediaContainerService; 190import com.android.internal.app.ResolverActivity; 191import com.android.internal.content.NativeLibraryHelper; 192import com.android.internal.content.PackageHelper; 193import com.android.internal.os.IParcelFileDescriptorFactory; 194import com.android.internal.os.SomeArgs; 195import com.android.internal.util.ArrayUtils; 196import com.android.internal.util.FastPrintWriter; 197import com.android.internal.util.FastXmlSerializer; 198import com.android.internal.util.IndentingPrintWriter; 199import com.android.internal.util.Preconditions; 200import com.android.server.EventLogTags; 201import com.android.server.FgThread; 202import com.android.server.IntentResolver; 203import com.android.server.LocalServices; 204import com.android.server.ServiceThread; 205import com.android.server.SystemConfig; 206import com.android.server.Watchdog; 207import com.android.server.pm.Settings.DatabaseVersion; 208import com.android.server.storage.DeviceStorageMonitorInternal; 209 210import org.xmlpull.v1.XmlPullParser; 211import org.xmlpull.v1.XmlSerializer; 212 213import java.io.BufferedInputStream; 214import java.io.BufferedOutputStream; 215import java.io.BufferedReader; 216import java.io.ByteArrayInputStream; 217import java.io.ByteArrayOutputStream; 218import java.io.File; 219import java.io.FileDescriptor; 220import java.io.FileNotFoundException; 221import java.io.FileOutputStream; 222import java.io.FileReader; 223import java.io.FilenameFilter; 224import java.io.IOException; 225import java.io.InputStream; 226import java.io.PrintWriter; 227import java.nio.charset.StandardCharsets; 228import java.security.NoSuchAlgorithmException; 229import java.security.PublicKey; 230import java.security.cert.CertificateEncodingException; 231import java.security.cert.CertificateException; 232import java.text.SimpleDateFormat; 233import java.util.ArrayList; 234import java.util.Arrays; 235import java.util.Collection; 236import java.util.Collections; 237import java.util.Comparator; 238import java.util.Date; 239import java.util.Iterator; 240import java.util.List; 241import java.util.Map; 242import java.util.Objects; 243import java.util.Set; 244import java.util.concurrent.atomic.AtomicBoolean; 245import java.util.concurrent.atomic.AtomicInteger; 246import java.util.concurrent.atomic.AtomicLong; 247 248/** 249 * Keep track of all those .apks everywhere. 250 * 251 * This is very central to the platform's security; please run the unit 252 * tests whenever making modifications here: 253 * 254mmm frameworks/base/tests/AndroidTests 255adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 256adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 257 * 258 * {@hide} 259 */ 260public class PackageManagerService extends IPackageManager.Stub { 261 static final String TAG = "PackageManager"; 262 static final boolean DEBUG_SETTINGS = false; 263 static final boolean DEBUG_PREFERRED = false; 264 static final boolean DEBUG_UPGRADE = false; 265 private static final boolean DEBUG_BACKUP = true; 266 private static final boolean DEBUG_INSTALL = false; 267 private static final boolean DEBUG_REMOVE = false; 268 private static final boolean DEBUG_BROADCASTS = false; 269 private static final boolean DEBUG_SHOW_INFO = false; 270 private static final boolean DEBUG_PACKAGE_INFO = false; 271 private static final boolean DEBUG_INTENT_MATCHING = false; 272 private static final boolean DEBUG_PACKAGE_SCANNING = false; 273 private static final boolean DEBUG_VERIFY = false; 274 private static final boolean DEBUG_DEXOPT = false; 275 private static final boolean DEBUG_ABI_SELECTION = false; 276 277 static final boolean RUNTIME_PERMISSIONS_ENABLED = true; 278 279 private static final int RADIO_UID = Process.PHONE_UID; 280 private static final int LOG_UID = Process.LOG_UID; 281 private static final int NFC_UID = Process.NFC_UID; 282 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 283 private static final int SHELL_UID = Process.SHELL_UID; 284 285 // Cap the size of permission trees that 3rd party apps can define 286 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 287 288 // Suffix used during package installation when copying/moving 289 // package apks to install directory. 290 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 291 292 static final int SCAN_NO_DEX = 1<<1; 293 static final int SCAN_FORCE_DEX = 1<<2; 294 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 295 static final int SCAN_NEW_INSTALL = 1<<4; 296 static final int SCAN_NO_PATHS = 1<<5; 297 static final int SCAN_UPDATE_TIME = 1<<6; 298 static final int SCAN_DEFER_DEX = 1<<7; 299 static final int SCAN_BOOTING = 1<<8; 300 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 301 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 302 static final int SCAN_REPLACING = 1<<11; 303 static final int SCAN_REQUIRE_KNOWN = 1<<12; 304 305 static final int REMOVE_CHATTY = 1<<16; 306 307 /** 308 * Timeout (in milliseconds) after which the watchdog should declare that 309 * our handler thread is wedged. The usual default for such things is one 310 * minute but we sometimes do very lengthy I/O operations on this thread, 311 * such as installing multi-gigabyte applications, so ours needs to be longer. 312 */ 313 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 314 315 /** 316 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 317 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 318 * settings entry if available, otherwise we use the hardcoded default. If it's been 319 * more than this long since the last fstrim, we force one during the boot sequence. 320 * 321 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 322 * one gets run at the next available charging+idle time. This final mandatory 323 * no-fstrim check kicks in only of the other scheduling criteria is never met. 324 */ 325 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 326 327 /** 328 * Whether verification is enabled by default. 329 */ 330 private static final boolean DEFAULT_VERIFY_ENABLE = true; 331 332 /** 333 * The default maximum time to wait for the verification agent to return in 334 * milliseconds. 335 */ 336 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 337 338 /** 339 * The default response for package verification timeout. 340 * 341 * This can be either PackageManager.VERIFICATION_ALLOW or 342 * PackageManager.VERIFICATION_REJECT. 343 */ 344 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 345 346 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 347 348 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 349 DEFAULT_CONTAINER_PACKAGE, 350 "com.android.defcontainer.DefaultContainerService"); 351 352 private static final String KILL_APP_REASON_GIDS_CHANGED = 353 "permission grant or revoke changed gids"; 354 355 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 356 "permissions revoked"; 357 358 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 359 360 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 361 362 /** Permission grant: not grant the permission. */ 363 private static final int GRANT_DENIED = 1; 364 365 /** Permission grant: grant the permission as an install permission. */ 366 private static final int GRANT_INSTALL = 2; 367 368 /** Permission grant: grant the permission as a runtime one. */ 369 private static final int GRANT_RUNTIME = 3; 370 371 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 372 private static final int GRANT_UPGRADE = 4; 373 374 final ServiceThread mHandlerThread; 375 376 final PackageHandler mHandler; 377 378 /** 379 * Messages for {@link #mHandler} that need to wait for system ready before 380 * being dispatched. 381 */ 382 private ArrayList<Message> mPostSystemReadyMessages; 383 384 final int mSdkVersion = Build.VERSION.SDK_INT; 385 386 final Context mContext; 387 final boolean mFactoryTest; 388 final boolean mOnlyCore; 389 final boolean mLazyDexOpt; 390 final long mDexOptLRUThresholdInMills; 391 final DisplayMetrics mMetrics; 392 final int mDefParseFlags; 393 final String[] mSeparateProcesses; 394 final boolean mIsUpgrade; 395 396 // This is where all application persistent data goes. 397 final File mAppDataDir; 398 399 // This is where all application persistent data goes for secondary users. 400 final File mUserAppDataDir; 401 402 /** The location for ASEC container files on internal storage. */ 403 final String mAsecInternalPath; 404 405 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 406 // LOCK HELD. Can be called with mInstallLock held. 407 final Installer mInstaller; 408 409 /** Directory where installed third-party apps stored */ 410 final File mAppInstallDir; 411 412 /** 413 * Directory to which applications installed internally have their 414 * 32 bit native libraries copied. 415 */ 416 private File mAppLib32InstallDir; 417 418 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 419 // apps. 420 final File mDrmAppPrivateInstallDir; 421 422 // ---------------------------------------------------------------- 423 424 // Lock for state used when installing and doing other long running 425 // operations. Methods that must be called with this lock held have 426 // the suffix "LI". 427 final Object mInstallLock = new Object(); 428 429 // ---------------------------------------------------------------- 430 431 // Keys are String (package name), values are Package. This also serves 432 // as the lock for the global state. Methods that must be called with 433 // this lock held have the prefix "LP". 434 final ArrayMap<String, PackageParser.Package> mPackages = 435 new ArrayMap<String, PackageParser.Package>(); 436 437 // Tracks available target package names -> overlay package paths. 438 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 439 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 440 441 final Settings mSettings; 442 boolean mRestoredSettings; 443 444 // System configuration read by SystemConfig. 445 final int[] mGlobalGids; 446 final SparseArray<ArraySet<String>> mSystemPermissions; 447 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 448 449 // If mac_permissions.xml was found for seinfo labeling. 450 boolean mFoundPolicyFile; 451 452 // If a recursive restorecon of /data/data/<pkg> is needed. 453 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 454 455 public static final class SharedLibraryEntry { 456 public final String path; 457 public final String apk; 458 459 SharedLibraryEntry(String _path, String _apk) { 460 path = _path; 461 apk = _apk; 462 } 463 } 464 465 // Currently known shared libraries. 466 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 467 new ArrayMap<String, SharedLibraryEntry>(); 468 469 // All available activities, for your resolving pleasure. 470 final ActivityIntentResolver mActivities = 471 new ActivityIntentResolver(); 472 473 // All available receivers, for your resolving pleasure. 474 final ActivityIntentResolver mReceivers = 475 new ActivityIntentResolver(); 476 477 // All available services, for your resolving pleasure. 478 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 479 480 // All available providers, for your resolving pleasure. 481 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 482 483 // Mapping from provider base names (first directory in content URI codePath) 484 // to the provider information. 485 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 486 new ArrayMap<String, PackageParser.Provider>(); 487 488 // Mapping from instrumentation class names to info about them. 489 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 490 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 491 492 // Mapping from permission names to info about them. 493 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 494 new ArrayMap<String, PackageParser.PermissionGroup>(); 495 496 // Packages whose data we have transfered into another package, thus 497 // should no longer exist. 498 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 499 500 // Broadcast actions that are only available to the system. 501 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 502 503 /** List of packages waiting for verification. */ 504 final SparseArray<PackageVerificationState> mPendingVerification 505 = new SparseArray<PackageVerificationState>(); 506 507 /** Set of packages associated with each app op permission. */ 508 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 509 510 final PackageInstallerService mInstallerService; 511 512 private final PackageDexOptimizer mPackageDexOptimizer; 513 514 private AtomicInteger mNextMoveId = new AtomicInteger(); 515 private final MoveCallbacks mMoveCallbacks; 516 517 // Cache of users who need badging. 518 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 519 520 /** Token for keys in mPendingVerification. */ 521 private int mPendingVerificationToken = 0; 522 523 volatile boolean mSystemReady; 524 volatile boolean mSafeMode; 525 volatile boolean mHasSystemUidErrors; 526 527 ApplicationInfo mAndroidApplication; 528 final ActivityInfo mResolveActivity = new ActivityInfo(); 529 final ResolveInfo mResolveInfo = new ResolveInfo(); 530 ComponentName mResolveComponentName; 531 PackageParser.Package mPlatformPackage; 532 ComponentName mCustomResolverComponentName; 533 534 boolean mResolverReplaced = false; 535 536 private final ComponentName mIntentFilterVerifierComponent; 537 private int mIntentFilterVerificationToken = 0; 538 539 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 540 = new SparseArray<IntentFilterVerificationState>(); 541 542 private interface IntentFilterVerifier<T extends IntentFilter> { 543 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 544 T filter, String packageName); 545 void startVerifications(int userId); 546 void receiveVerificationResponse(int verificationId); 547 } 548 549 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 550 private Context mContext; 551 private ComponentName mIntentFilterVerifierComponent; 552 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 553 554 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 555 mContext = context; 556 mIntentFilterVerifierComponent = verifierComponent; 557 } 558 559 private String getDefaultScheme() { 560 // TODO: replace SCHEME_HTTP with SCHEME_HTTPS 561 return IntentFilter.SCHEME_HTTP; 562 } 563 564 @Override 565 public void startVerifications(int userId) { 566 // Launch verifications requests 567 int count = mCurrentIntentFilterVerifications.size(); 568 for (int n=0; n<count; n++) { 569 int verificationId = mCurrentIntentFilterVerifications.get(n); 570 final IntentFilterVerificationState ivs = 571 mIntentFilterVerificationStates.get(verificationId); 572 573 String packageName = ivs.getPackageName(); 574 575 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 576 final int filterCount = filters.size(); 577 ArraySet<String> domainsSet = new ArraySet<>(); 578 for (int m=0; m<filterCount; m++) { 579 PackageParser.ActivityIntentInfo filter = filters.get(m); 580 domainsSet.addAll(filter.getHostsList()); 581 } 582 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 583 synchronized (mPackages) { 584 if (mSettings.createIntentFilterVerificationIfNeededLPw( 585 packageName, domainsList) != null) { 586 scheduleWriteSettingsLocked(); 587 } 588 } 589 sendVerificationRequest(userId, verificationId, ivs); 590 } 591 mCurrentIntentFilterVerifications.clear(); 592 } 593 594 private void sendVerificationRequest(int userId, int verificationId, 595 IntentFilterVerificationState ivs) { 596 597 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 598 verificationIntent.putExtra( 599 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 600 verificationId); 601 verificationIntent.putExtra( 602 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 603 getDefaultScheme()); 604 verificationIntent.putExtra( 605 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 606 ivs.getHostsString()); 607 verificationIntent.putExtra( 608 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 609 ivs.getPackageName()); 610 verificationIntent.setComponent(mIntentFilterVerifierComponent); 611 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 612 613 UserHandle user = new UserHandle(userId); 614 mContext.sendBroadcastAsUser(verificationIntent, user); 615 Slog.d(TAG, "Sending IntenFilter verification broadcast"); 616 } 617 618 public void receiveVerificationResponse(int verificationId) { 619 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 620 621 final boolean verified = ivs.isVerified(); 622 623 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 624 final int count = filters.size(); 625 for (int n=0; n<count; n++) { 626 PackageParser.ActivityIntentInfo filter = filters.get(n); 627 filter.setVerified(verified); 628 629 Slog.d(TAG, "IntentFilter " + filter.toString() + " verified with result:" 630 + verified + " and hosts:" + ivs.getHostsString()); 631 } 632 633 mIntentFilterVerificationStates.remove(verificationId); 634 635 final String packageName = ivs.getPackageName(); 636 IntentFilterVerificationInfo ivi = null; 637 638 synchronized (mPackages) { 639 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 640 } 641 if (ivi == null) { 642 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 643 + verificationId + " packageName:" + packageName); 644 return; 645 } 646 Slog.d(TAG, "Updating IntentFilterVerificationInfo for verificationId:" 647 + verificationId); 648 649 synchronized (mPackages) { 650 if (verified) { 651 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 652 } else { 653 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 654 } 655 scheduleWriteSettingsLocked(); 656 657 final int userId = ivs.getUserId(); 658 if (userId != UserHandle.USER_ALL) { 659 final int userStatus = 660 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 661 662 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 663 boolean needUpdate = false; 664 665 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 666 // already been set by the User thru the Disambiguation dialog 667 switch (userStatus) { 668 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 669 if (verified) { 670 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 671 } else { 672 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 673 } 674 needUpdate = true; 675 break; 676 677 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 678 if (verified) { 679 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 680 needUpdate = true; 681 } 682 break; 683 684 default: 685 // Nothing to do 686 } 687 688 if (needUpdate) { 689 mSettings.updateIntentFilterVerificationStatusLPw( 690 packageName, updatedStatus, userId); 691 scheduleWritePackageRestrictionsLocked(userId); 692 } 693 } 694 } 695 } 696 697 @Override 698 public boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 699 ActivityIntentInfo filter, String packageName) { 700 if (!(filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 701 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 702 Slog.d(TAG, "IntentFilter does not contain HTTP nor HTTPS data scheme"); 703 return false; 704 } 705 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 706 if (ivs == null) { 707 ivs = createDomainVerificationState(verifierId, userId, verificationId, 708 packageName); 709 } 710 if (!hasValidDomains(filter)) { 711 return false; 712 } 713 ivs.addFilter(filter); 714 return true; 715 } 716 717 private IntentFilterVerificationState createDomainVerificationState(int verifierId, 718 int userId, int verificationId, String packageName) { 719 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 720 verifierId, userId, packageName); 721 ivs.setPendingState(); 722 synchronized (mPackages) { 723 mIntentFilterVerificationStates.append(verificationId, ivs); 724 mCurrentIntentFilterVerifications.add(verificationId); 725 } 726 return ivs; 727 } 728 } 729 730 private static boolean hasValidDomains(ActivityIntentInfo filter) { 731 return hasValidDomains(filter, true); 732 } 733 734 private static boolean hasValidDomains(ActivityIntentInfo filter, boolean logging) { 735 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 736 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 737 if (!hasHTTPorHTTPS) { 738 if (logging) { 739 Slog.d(TAG, "IntentFilter does not contain any HTTP or HTTPS data scheme"); 740 } 741 return false; 742 } 743 return true; 744 } 745 746 private IntentFilterVerifier mIntentFilterVerifier; 747 748 // Set of pending broadcasts for aggregating enable/disable of components. 749 static class PendingPackageBroadcasts { 750 // for each user id, a map of <package name -> components within that package> 751 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 752 753 public PendingPackageBroadcasts() { 754 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 755 } 756 757 public ArrayList<String> get(int userId, String packageName) { 758 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 759 return packages.get(packageName); 760 } 761 762 public void put(int userId, String packageName, ArrayList<String> components) { 763 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 764 packages.put(packageName, components); 765 } 766 767 public void remove(int userId, String packageName) { 768 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 769 if (packages != null) { 770 packages.remove(packageName); 771 } 772 } 773 774 public void remove(int userId) { 775 mUidMap.remove(userId); 776 } 777 778 public int userIdCount() { 779 return mUidMap.size(); 780 } 781 782 public int userIdAt(int n) { 783 return mUidMap.keyAt(n); 784 } 785 786 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 787 return mUidMap.get(userId); 788 } 789 790 public int size() { 791 // total number of pending broadcast entries across all userIds 792 int num = 0; 793 for (int i = 0; i< mUidMap.size(); i++) { 794 num += mUidMap.valueAt(i).size(); 795 } 796 return num; 797 } 798 799 public void clear() { 800 mUidMap.clear(); 801 } 802 803 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 804 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 805 if (map == null) { 806 map = new ArrayMap<String, ArrayList<String>>(); 807 mUidMap.put(userId, map); 808 } 809 return map; 810 } 811 } 812 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 813 814 // Service Connection to remote media container service to copy 815 // package uri's from external media onto secure containers 816 // or internal storage. 817 private IMediaContainerService mContainerService = null; 818 819 static final int SEND_PENDING_BROADCAST = 1; 820 static final int MCS_BOUND = 3; 821 static final int END_COPY = 4; 822 static final int INIT_COPY = 5; 823 static final int MCS_UNBIND = 6; 824 static final int START_CLEANING_PACKAGE = 7; 825 static final int FIND_INSTALL_LOC = 8; 826 static final int POST_INSTALL = 9; 827 static final int MCS_RECONNECT = 10; 828 static final int MCS_GIVE_UP = 11; 829 static final int UPDATED_MEDIA_STATUS = 12; 830 static final int WRITE_SETTINGS = 13; 831 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 832 static final int PACKAGE_VERIFIED = 15; 833 static final int CHECK_PENDING_VERIFICATION = 16; 834 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 835 static final int INTENT_FILTER_VERIFIED = 18; 836 837 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 838 839 // Delay time in millisecs 840 static final int BROADCAST_DELAY = 10 * 1000; 841 842 static UserManagerService sUserManager; 843 844 // Stores a list of users whose package restrictions file needs to be updated 845 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 846 847 final private DefaultContainerConnection mDefContainerConn = 848 new DefaultContainerConnection(); 849 class DefaultContainerConnection implements ServiceConnection { 850 public void onServiceConnected(ComponentName name, IBinder service) { 851 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 852 IMediaContainerService imcs = 853 IMediaContainerService.Stub.asInterface(service); 854 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 855 } 856 857 public void onServiceDisconnected(ComponentName name) { 858 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 859 } 860 }; 861 862 // Recordkeeping of restore-after-install operations that are currently in flight 863 // between the Package Manager and the Backup Manager 864 class PostInstallData { 865 public InstallArgs args; 866 public PackageInstalledInfo res; 867 868 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 869 args = _a; 870 res = _r; 871 } 872 }; 873 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 874 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 875 876 // backup/restore of preferred activity state 877 private static final String TAG_PREFERRED_BACKUP = "pa"; 878 879 private final String mRequiredVerifierPackage; 880 881 private final PackageUsage mPackageUsage = new PackageUsage(); 882 883 private class PackageUsage { 884 private static final int WRITE_INTERVAL 885 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 886 887 private final Object mFileLock = new Object(); 888 private final AtomicLong mLastWritten = new AtomicLong(0); 889 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 890 891 private boolean mIsHistoricalPackageUsageAvailable = true; 892 893 boolean isHistoricalPackageUsageAvailable() { 894 return mIsHistoricalPackageUsageAvailable; 895 } 896 897 void write(boolean force) { 898 if (force) { 899 writeInternal(); 900 return; 901 } 902 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 903 && !DEBUG_DEXOPT) { 904 return; 905 } 906 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 907 new Thread("PackageUsage_DiskWriter") { 908 @Override 909 public void run() { 910 try { 911 writeInternal(); 912 } finally { 913 mBackgroundWriteRunning.set(false); 914 } 915 } 916 }.start(); 917 } 918 } 919 920 private void writeInternal() { 921 synchronized (mPackages) { 922 synchronized (mFileLock) { 923 AtomicFile file = getFile(); 924 FileOutputStream f = null; 925 try { 926 f = file.startWrite(); 927 BufferedOutputStream out = new BufferedOutputStream(f); 928 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 929 StringBuilder sb = new StringBuilder(); 930 for (PackageParser.Package pkg : mPackages.values()) { 931 if (pkg.mLastPackageUsageTimeInMills == 0) { 932 continue; 933 } 934 sb.setLength(0); 935 sb.append(pkg.packageName); 936 sb.append(' '); 937 sb.append((long)pkg.mLastPackageUsageTimeInMills); 938 sb.append('\n'); 939 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 940 } 941 out.flush(); 942 file.finishWrite(f); 943 } catch (IOException e) { 944 if (f != null) { 945 file.failWrite(f); 946 } 947 Log.e(TAG, "Failed to write package usage times", e); 948 } 949 } 950 } 951 mLastWritten.set(SystemClock.elapsedRealtime()); 952 } 953 954 void readLP() { 955 synchronized (mFileLock) { 956 AtomicFile file = getFile(); 957 BufferedInputStream in = null; 958 try { 959 in = new BufferedInputStream(file.openRead()); 960 StringBuffer sb = new StringBuffer(); 961 while (true) { 962 String packageName = readToken(in, sb, ' '); 963 if (packageName == null) { 964 break; 965 } 966 String timeInMillisString = readToken(in, sb, '\n'); 967 if (timeInMillisString == null) { 968 throw new IOException("Failed to find last usage time for package " 969 + packageName); 970 } 971 PackageParser.Package pkg = mPackages.get(packageName); 972 if (pkg == null) { 973 continue; 974 } 975 long timeInMillis; 976 try { 977 timeInMillis = Long.parseLong(timeInMillisString.toString()); 978 } catch (NumberFormatException e) { 979 throw new IOException("Failed to parse " + timeInMillisString 980 + " as a long.", e); 981 } 982 pkg.mLastPackageUsageTimeInMills = timeInMillis; 983 } 984 } catch (FileNotFoundException expected) { 985 mIsHistoricalPackageUsageAvailable = false; 986 } catch (IOException e) { 987 Log.w(TAG, "Failed to read package usage times", e); 988 } finally { 989 IoUtils.closeQuietly(in); 990 } 991 } 992 mLastWritten.set(SystemClock.elapsedRealtime()); 993 } 994 995 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 996 throws IOException { 997 sb.setLength(0); 998 while (true) { 999 int ch = in.read(); 1000 if (ch == -1) { 1001 if (sb.length() == 0) { 1002 return null; 1003 } 1004 throw new IOException("Unexpected EOF"); 1005 } 1006 if (ch == endOfToken) { 1007 return sb.toString(); 1008 } 1009 sb.append((char)ch); 1010 } 1011 } 1012 1013 private AtomicFile getFile() { 1014 File dataDir = Environment.getDataDirectory(); 1015 File systemDir = new File(dataDir, "system"); 1016 File fname = new File(systemDir, "package-usage.list"); 1017 return new AtomicFile(fname); 1018 } 1019 } 1020 1021 class PackageHandler extends Handler { 1022 private boolean mBound = false; 1023 final ArrayList<HandlerParams> mPendingInstalls = 1024 new ArrayList<HandlerParams>(); 1025 1026 private boolean connectToService() { 1027 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1028 " DefaultContainerService"); 1029 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1030 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1031 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1032 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1033 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1034 mBound = true; 1035 return true; 1036 } 1037 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1038 return false; 1039 } 1040 1041 private void disconnectService() { 1042 mContainerService = null; 1043 mBound = false; 1044 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1045 mContext.unbindService(mDefContainerConn); 1046 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1047 } 1048 1049 PackageHandler(Looper looper) { 1050 super(looper); 1051 } 1052 1053 public void handleMessage(Message msg) { 1054 try { 1055 doHandleMessage(msg); 1056 } finally { 1057 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1058 } 1059 } 1060 1061 void doHandleMessage(Message msg) { 1062 switch (msg.what) { 1063 case INIT_COPY: { 1064 HandlerParams params = (HandlerParams) msg.obj; 1065 int idx = mPendingInstalls.size(); 1066 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1067 // If a bind was already initiated we dont really 1068 // need to do anything. The pending install 1069 // will be processed later on. 1070 if (!mBound) { 1071 // If this is the only one pending we might 1072 // have to bind to the service again. 1073 if (!connectToService()) { 1074 Slog.e(TAG, "Failed to bind to media container service"); 1075 params.serviceError(); 1076 return; 1077 } else { 1078 // Once we bind to the service, the first 1079 // pending request will be processed. 1080 mPendingInstalls.add(idx, params); 1081 } 1082 } else { 1083 mPendingInstalls.add(idx, params); 1084 // Already bound to the service. Just make 1085 // sure we trigger off processing the first request. 1086 if (idx == 0) { 1087 mHandler.sendEmptyMessage(MCS_BOUND); 1088 } 1089 } 1090 break; 1091 } 1092 case MCS_BOUND: { 1093 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1094 if (msg.obj != null) { 1095 mContainerService = (IMediaContainerService) msg.obj; 1096 } 1097 if (mContainerService == null) { 1098 // Something seriously wrong. Bail out 1099 Slog.e(TAG, "Cannot bind to media container service"); 1100 for (HandlerParams params : mPendingInstalls) { 1101 // Indicate service bind error 1102 params.serviceError(); 1103 } 1104 mPendingInstalls.clear(); 1105 } else if (mPendingInstalls.size() > 0) { 1106 HandlerParams params = mPendingInstalls.get(0); 1107 if (params != null) { 1108 if (params.startCopy()) { 1109 // We are done... look for more work or to 1110 // go idle. 1111 if (DEBUG_SD_INSTALL) Log.i(TAG, 1112 "Checking for more work or unbind..."); 1113 // Delete pending install 1114 if (mPendingInstalls.size() > 0) { 1115 mPendingInstalls.remove(0); 1116 } 1117 if (mPendingInstalls.size() == 0) { 1118 if (mBound) { 1119 if (DEBUG_SD_INSTALL) Log.i(TAG, 1120 "Posting delayed MCS_UNBIND"); 1121 removeMessages(MCS_UNBIND); 1122 Message ubmsg = obtainMessage(MCS_UNBIND); 1123 // Unbind after a little delay, to avoid 1124 // continual thrashing. 1125 sendMessageDelayed(ubmsg, 10000); 1126 } 1127 } else { 1128 // There are more pending requests in queue. 1129 // Just post MCS_BOUND message to trigger processing 1130 // of next pending install. 1131 if (DEBUG_SD_INSTALL) Log.i(TAG, 1132 "Posting MCS_BOUND for next work"); 1133 mHandler.sendEmptyMessage(MCS_BOUND); 1134 } 1135 } 1136 } 1137 } else { 1138 // Should never happen ideally. 1139 Slog.w(TAG, "Empty queue"); 1140 } 1141 break; 1142 } 1143 case MCS_RECONNECT: { 1144 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1145 if (mPendingInstalls.size() > 0) { 1146 if (mBound) { 1147 disconnectService(); 1148 } 1149 if (!connectToService()) { 1150 Slog.e(TAG, "Failed to bind to media container service"); 1151 for (HandlerParams params : mPendingInstalls) { 1152 // Indicate service bind error 1153 params.serviceError(); 1154 } 1155 mPendingInstalls.clear(); 1156 } 1157 } 1158 break; 1159 } 1160 case MCS_UNBIND: { 1161 // If there is no actual work left, then time to unbind. 1162 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1163 1164 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1165 if (mBound) { 1166 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1167 1168 disconnectService(); 1169 } 1170 } else if (mPendingInstalls.size() > 0) { 1171 // There are more pending requests in queue. 1172 // Just post MCS_BOUND message to trigger processing 1173 // of next pending install. 1174 mHandler.sendEmptyMessage(MCS_BOUND); 1175 } 1176 1177 break; 1178 } 1179 case MCS_GIVE_UP: { 1180 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1181 mPendingInstalls.remove(0); 1182 break; 1183 } 1184 case SEND_PENDING_BROADCAST: { 1185 String packages[]; 1186 ArrayList<String> components[]; 1187 int size = 0; 1188 int uids[]; 1189 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1190 synchronized (mPackages) { 1191 if (mPendingBroadcasts == null) { 1192 return; 1193 } 1194 size = mPendingBroadcasts.size(); 1195 if (size <= 0) { 1196 // Nothing to be done. Just return 1197 return; 1198 } 1199 packages = new String[size]; 1200 components = new ArrayList[size]; 1201 uids = new int[size]; 1202 int i = 0; // filling out the above arrays 1203 1204 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1205 int packageUserId = mPendingBroadcasts.userIdAt(n); 1206 Iterator<Map.Entry<String, ArrayList<String>>> it 1207 = mPendingBroadcasts.packagesForUserId(packageUserId) 1208 .entrySet().iterator(); 1209 while (it.hasNext() && i < size) { 1210 Map.Entry<String, ArrayList<String>> ent = it.next(); 1211 packages[i] = ent.getKey(); 1212 components[i] = ent.getValue(); 1213 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1214 uids[i] = (ps != null) 1215 ? UserHandle.getUid(packageUserId, ps.appId) 1216 : -1; 1217 i++; 1218 } 1219 } 1220 size = i; 1221 mPendingBroadcasts.clear(); 1222 } 1223 // Send broadcasts 1224 for (int i = 0; i < size; i++) { 1225 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1226 } 1227 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1228 break; 1229 } 1230 case START_CLEANING_PACKAGE: { 1231 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1232 final String packageName = (String)msg.obj; 1233 final int userId = msg.arg1; 1234 final boolean andCode = msg.arg2 != 0; 1235 synchronized (mPackages) { 1236 if (userId == UserHandle.USER_ALL) { 1237 int[] users = sUserManager.getUserIds(); 1238 for (int user : users) { 1239 mSettings.addPackageToCleanLPw( 1240 new PackageCleanItem(user, packageName, andCode)); 1241 } 1242 } else { 1243 mSettings.addPackageToCleanLPw( 1244 new PackageCleanItem(userId, packageName, andCode)); 1245 } 1246 } 1247 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1248 startCleaningPackages(); 1249 } break; 1250 case POST_INSTALL: { 1251 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1252 PostInstallData data = mRunningInstalls.get(msg.arg1); 1253 mRunningInstalls.delete(msg.arg1); 1254 boolean deleteOld = false; 1255 1256 if (data != null) { 1257 InstallArgs args = data.args; 1258 PackageInstalledInfo res = data.res; 1259 1260 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1261 res.removedInfo.sendBroadcast(false, true, false); 1262 Bundle extras = new Bundle(1); 1263 extras.putInt(Intent.EXTRA_UID, res.uid); 1264 1265 // Now that we successfully installed the package, grant runtime 1266 // permissions if requested before broadcasting the install. 1267 if ((args.installFlags 1268 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1269 grantRequestedRuntimePermissions(res.pkg, 1270 args.user.getIdentifier()); 1271 } 1272 1273 // Determine the set of users who are adding this 1274 // package for the first time vs. those who are seeing 1275 // an update. 1276 int[] firstUsers; 1277 int[] updateUsers = new int[0]; 1278 if (res.origUsers == null || res.origUsers.length == 0) { 1279 firstUsers = res.newUsers; 1280 } else { 1281 firstUsers = new int[0]; 1282 for (int i=0; i<res.newUsers.length; i++) { 1283 int user = res.newUsers[i]; 1284 boolean isNew = true; 1285 for (int j=0; j<res.origUsers.length; j++) { 1286 if (res.origUsers[j] == user) { 1287 isNew = false; 1288 break; 1289 } 1290 } 1291 if (isNew) { 1292 int[] newFirst = new int[firstUsers.length+1]; 1293 System.arraycopy(firstUsers, 0, newFirst, 0, 1294 firstUsers.length); 1295 newFirst[firstUsers.length] = user; 1296 firstUsers = newFirst; 1297 } else { 1298 int[] newUpdate = new int[updateUsers.length+1]; 1299 System.arraycopy(updateUsers, 0, newUpdate, 0, 1300 updateUsers.length); 1301 newUpdate[updateUsers.length] = user; 1302 updateUsers = newUpdate; 1303 } 1304 } 1305 } 1306 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1307 res.pkg.applicationInfo.packageName, 1308 extras, null, null, firstUsers); 1309 final boolean update = res.removedInfo.removedPackage != null; 1310 if (update) { 1311 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1312 } 1313 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1314 res.pkg.applicationInfo.packageName, 1315 extras, null, null, updateUsers); 1316 if (update) { 1317 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1318 res.pkg.applicationInfo.packageName, 1319 extras, null, null, updateUsers); 1320 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1321 null, null, 1322 res.pkg.applicationInfo.packageName, null, updateUsers); 1323 1324 // treat asec-hosted packages like removable media on upgrade 1325 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1326 if (DEBUG_INSTALL) { 1327 Slog.i(TAG, "upgrading pkg " + res.pkg 1328 + " is ASEC-hosted -> AVAILABLE"); 1329 } 1330 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1331 ArrayList<String> pkgList = new ArrayList<String>(1); 1332 pkgList.add(res.pkg.applicationInfo.packageName); 1333 sendResourcesChangedBroadcast(true, true, 1334 pkgList,uidArray, null); 1335 } 1336 } 1337 if (res.removedInfo.args != null) { 1338 // Remove the replaced package's older resources safely now 1339 deleteOld = true; 1340 } 1341 1342 // Log current value of "unknown sources" setting 1343 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1344 getUnknownSourcesSettings()); 1345 } 1346 // Force a gc to clear up things 1347 Runtime.getRuntime().gc(); 1348 // We delete after a gc for applications on sdcard. 1349 if (deleteOld) { 1350 synchronized (mInstallLock) { 1351 res.removedInfo.args.doPostDeleteLI(true); 1352 } 1353 } 1354 if (args.observer != null) { 1355 try { 1356 Bundle extras = extrasForInstallResult(res); 1357 args.observer.onPackageInstalled(res.name, res.returnCode, 1358 res.returnMsg, extras); 1359 } catch (RemoteException e) { 1360 Slog.i(TAG, "Observer no longer exists."); 1361 } 1362 } 1363 } else { 1364 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1365 } 1366 } break; 1367 case UPDATED_MEDIA_STATUS: { 1368 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1369 boolean reportStatus = msg.arg1 == 1; 1370 boolean doGc = msg.arg2 == 1; 1371 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1372 if (doGc) { 1373 // Force a gc to clear up stale containers. 1374 Runtime.getRuntime().gc(); 1375 } 1376 if (msg.obj != null) { 1377 @SuppressWarnings("unchecked") 1378 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1379 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1380 // Unload containers 1381 unloadAllContainers(args); 1382 } 1383 if (reportStatus) { 1384 try { 1385 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1386 PackageHelper.getMountService().finishMediaUpdate(); 1387 } catch (RemoteException e) { 1388 Log.e(TAG, "MountService not running?"); 1389 } 1390 } 1391 } break; 1392 case WRITE_SETTINGS: { 1393 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1394 synchronized (mPackages) { 1395 removeMessages(WRITE_SETTINGS); 1396 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1397 mSettings.writeLPr(); 1398 mDirtyUsers.clear(); 1399 } 1400 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1401 } break; 1402 case WRITE_PACKAGE_RESTRICTIONS: { 1403 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1404 synchronized (mPackages) { 1405 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1406 for (int userId : mDirtyUsers) { 1407 mSettings.writePackageRestrictionsLPr(userId); 1408 } 1409 mDirtyUsers.clear(); 1410 } 1411 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1412 } break; 1413 case CHECK_PENDING_VERIFICATION: { 1414 final int verificationId = msg.arg1; 1415 final PackageVerificationState state = mPendingVerification.get(verificationId); 1416 1417 if ((state != null) && !state.timeoutExtended()) { 1418 final InstallArgs args = state.getInstallArgs(); 1419 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1420 1421 Slog.i(TAG, "Verification timed out for " + originUri); 1422 mPendingVerification.remove(verificationId); 1423 1424 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1425 1426 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1427 Slog.i(TAG, "Continuing with installation of " + originUri); 1428 state.setVerifierResponse(Binder.getCallingUid(), 1429 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1430 broadcastPackageVerified(verificationId, originUri, 1431 PackageManager.VERIFICATION_ALLOW, 1432 state.getInstallArgs().getUser()); 1433 try { 1434 ret = args.copyApk(mContainerService, true); 1435 } catch (RemoteException e) { 1436 Slog.e(TAG, "Could not contact the ContainerService"); 1437 } 1438 } else { 1439 broadcastPackageVerified(verificationId, originUri, 1440 PackageManager.VERIFICATION_REJECT, 1441 state.getInstallArgs().getUser()); 1442 } 1443 1444 processPendingInstall(args, ret); 1445 mHandler.sendEmptyMessage(MCS_UNBIND); 1446 } 1447 break; 1448 } 1449 case PACKAGE_VERIFIED: { 1450 final int verificationId = msg.arg1; 1451 1452 final PackageVerificationState state = mPendingVerification.get(verificationId); 1453 if (state == null) { 1454 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1455 break; 1456 } 1457 1458 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1459 1460 state.setVerifierResponse(response.callerUid, response.code); 1461 1462 if (state.isVerificationComplete()) { 1463 mPendingVerification.remove(verificationId); 1464 1465 final InstallArgs args = state.getInstallArgs(); 1466 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1467 1468 int ret; 1469 if (state.isInstallAllowed()) { 1470 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1471 broadcastPackageVerified(verificationId, originUri, 1472 response.code, 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 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1480 } 1481 1482 processPendingInstall(args, ret); 1483 1484 mHandler.sendEmptyMessage(MCS_UNBIND); 1485 } 1486 1487 break; 1488 } 1489 case START_INTENT_FILTER_VERIFICATIONS: { 1490 int userId = msg.arg1; 1491 int verifierUid = msg.arg2; 1492 PackageParser.Package pkg = (PackageParser.Package)msg.obj; 1493 1494 verifyIntentFiltersIfNeeded(userId, verifierUid, pkg); 1495 break; 1496 } 1497 case INTENT_FILTER_VERIFIED: { 1498 final int verificationId = msg.arg1; 1499 1500 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1501 verificationId); 1502 if (state == null) { 1503 Slog.w(TAG, "Invalid IntentFilter verification token " 1504 + verificationId + " received"); 1505 break; 1506 } 1507 1508 final int userId = state.getUserId(); 1509 1510 Slog.d(TAG, "Processing IntentFilter verification with token:" 1511 + verificationId + " and userId:" + userId); 1512 1513 final IntentFilterVerificationResponse response = 1514 (IntentFilterVerificationResponse) msg.obj; 1515 1516 state.setVerifierResponse(response.callerUid, response.code); 1517 1518 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1519 + " and userId:" + userId 1520 + " is settings verifier response with response code:" 1521 + response.code); 1522 1523 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1524 Slog.d(TAG, "Domains failing verification: " 1525 + response.getFailedDomainsString()); 1526 } 1527 1528 if (state.isVerificationComplete()) { 1529 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1530 } else { 1531 Slog.d(TAG, "IntentFilter verification with token:" + verificationId 1532 + " was not said to be complete"); 1533 } 1534 1535 break; 1536 } 1537 } 1538 } 1539 } 1540 1541 private StorageEventListener mStorageListener = new StorageEventListener() { 1542 @Override 1543 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1544 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1545 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1546 // TODO: ensure that private directories exist for all active users 1547 // TODO: remove user data whose serial number doesn't match 1548 loadPrivatePackages(vol); 1549 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1550 unloadPrivatePackages(vol); 1551 } 1552 } 1553 1554 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1555 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1556 updateExternalMediaStatus(true, false); 1557 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1558 updateExternalMediaStatus(false, false); 1559 } 1560 } 1561 } 1562 1563 @Override 1564 public void onVolumeForgotten(String fsUuid) { 1565 // TODO: remove all packages hosted on this uuid 1566 } 1567 }; 1568 1569 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1570 if (userId >= UserHandle.USER_OWNER) { 1571 grantRequestedRuntimePermissionsForUser(pkg, userId); 1572 } else if (userId == UserHandle.USER_ALL) { 1573 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1574 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1575 } 1576 } 1577 } 1578 1579 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1580 SettingBase sb = (SettingBase) pkg.mExtras; 1581 if (sb == null) { 1582 return; 1583 } 1584 1585 PermissionsState permissionsState = sb.getPermissionsState(); 1586 1587 for (String permission : pkg.requestedPermissions) { 1588 BasePermission bp = mSettings.mPermissions.get(permission); 1589 if (bp != null && bp.isRuntime()) { 1590 permissionsState.grantRuntimePermission(bp, userId); 1591 } 1592 } 1593 } 1594 1595 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1596 Bundle extras = null; 1597 switch (res.returnCode) { 1598 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1599 extras = new Bundle(); 1600 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1601 res.origPermission); 1602 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1603 res.origPackage); 1604 break; 1605 } 1606 } 1607 return extras; 1608 } 1609 1610 void scheduleWriteSettingsLocked() { 1611 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1612 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1613 } 1614 } 1615 1616 void scheduleWritePackageRestrictionsLocked(int userId) { 1617 if (!sUserManager.exists(userId)) return; 1618 mDirtyUsers.add(userId); 1619 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1620 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1621 } 1622 } 1623 1624 public static PackageManagerService main(Context context, Installer installer, 1625 boolean factoryTest, boolean onlyCore) { 1626 PackageManagerService m = new PackageManagerService(context, installer, 1627 factoryTest, onlyCore); 1628 ServiceManager.addService("package", m); 1629 return m; 1630 } 1631 1632 static String[] splitString(String str, char sep) { 1633 int count = 1; 1634 int i = 0; 1635 while ((i=str.indexOf(sep, i)) >= 0) { 1636 count++; 1637 i++; 1638 } 1639 1640 String[] res = new String[count]; 1641 i=0; 1642 count = 0; 1643 int lastI=0; 1644 while ((i=str.indexOf(sep, i)) >= 0) { 1645 res[count] = str.substring(lastI, i); 1646 count++; 1647 i++; 1648 lastI = i; 1649 } 1650 res[count] = str.substring(lastI, str.length()); 1651 return res; 1652 } 1653 1654 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1655 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1656 Context.DISPLAY_SERVICE); 1657 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1658 } 1659 1660 public PackageManagerService(Context context, Installer installer, 1661 boolean factoryTest, boolean onlyCore) { 1662 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1663 SystemClock.uptimeMillis()); 1664 1665 if (mSdkVersion <= 0) { 1666 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1667 } 1668 1669 mContext = context; 1670 mFactoryTest = factoryTest; 1671 mOnlyCore = onlyCore; 1672 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1673 mMetrics = new DisplayMetrics(); 1674 mSettings = new Settings(mPackages); 1675 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1676 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1677 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1678 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1679 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1680 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1681 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1682 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1683 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1684 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1685 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1686 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1687 1688 // TODO: add a property to control this? 1689 long dexOptLRUThresholdInMinutes; 1690 if (mLazyDexOpt) { 1691 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1692 } else { 1693 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1694 } 1695 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1696 1697 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1698 if (separateProcesses != null && separateProcesses.length() > 0) { 1699 if ("*".equals(separateProcesses)) { 1700 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1701 mSeparateProcesses = null; 1702 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1703 } else { 1704 mDefParseFlags = 0; 1705 mSeparateProcesses = separateProcesses.split(","); 1706 Slog.w(TAG, "Running with debug.separate_processes: " 1707 + separateProcesses); 1708 } 1709 } else { 1710 mDefParseFlags = 0; 1711 mSeparateProcesses = null; 1712 } 1713 1714 mInstaller = installer; 1715 mPackageDexOptimizer = new PackageDexOptimizer(this); 1716 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1717 1718 getDefaultDisplayMetrics(context, mMetrics); 1719 1720 SystemConfig systemConfig = SystemConfig.getInstance(); 1721 mGlobalGids = systemConfig.getGlobalGids(); 1722 mSystemPermissions = systemConfig.getSystemPermissions(); 1723 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1724 1725 synchronized (mInstallLock) { 1726 // writer 1727 synchronized (mPackages) { 1728 mHandlerThread = new ServiceThread(TAG, 1729 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1730 mHandlerThread.start(); 1731 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1732 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1733 1734 File dataDir = Environment.getDataDirectory(); 1735 mAppDataDir = new File(dataDir, "data"); 1736 mAppInstallDir = new File(dataDir, "app"); 1737 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1738 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1739 mUserAppDataDir = new File(dataDir, "user"); 1740 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1741 1742 sUserManager = new UserManagerService(context, this, 1743 mInstallLock, mPackages); 1744 1745 // Propagate permission configuration in to package manager. 1746 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1747 = systemConfig.getPermissions(); 1748 for (int i=0; i<permConfig.size(); i++) { 1749 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1750 BasePermission bp = mSettings.mPermissions.get(perm.name); 1751 if (bp == null) { 1752 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1753 mSettings.mPermissions.put(perm.name, bp); 1754 } 1755 if (perm.gids != null) { 1756 bp.setGids(perm.gids, perm.perUser); 1757 } 1758 } 1759 1760 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1761 for (int i=0; i<libConfig.size(); i++) { 1762 mSharedLibraries.put(libConfig.keyAt(i), 1763 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1764 } 1765 1766 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1767 1768 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1769 mSdkVersion, mOnlyCore); 1770 1771 String customResolverActivity = Resources.getSystem().getString( 1772 R.string.config_customResolverActivity); 1773 if (TextUtils.isEmpty(customResolverActivity)) { 1774 customResolverActivity = null; 1775 } else { 1776 mCustomResolverComponentName = ComponentName.unflattenFromString( 1777 customResolverActivity); 1778 } 1779 1780 long startTime = SystemClock.uptimeMillis(); 1781 1782 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1783 startTime); 1784 1785 // Set flag to monitor and not change apk file paths when 1786 // scanning install directories. 1787 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1788 1789 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1790 1791 /** 1792 * Add everything in the in the boot class path to the 1793 * list of process files because dexopt will have been run 1794 * if necessary during zygote startup. 1795 */ 1796 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1797 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1798 1799 if (bootClassPath != null) { 1800 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1801 for (String element : bootClassPathElements) { 1802 alreadyDexOpted.add(element); 1803 } 1804 } else { 1805 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1806 } 1807 1808 if (systemServerClassPath != null) { 1809 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1810 for (String element : systemServerClassPathElements) { 1811 alreadyDexOpted.add(element); 1812 } 1813 } else { 1814 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1815 } 1816 1817 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1818 final String[] dexCodeInstructionSets = 1819 getDexCodeInstructionSets( 1820 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1821 1822 /** 1823 * Ensure all external libraries have had dexopt run on them. 1824 */ 1825 if (mSharedLibraries.size() > 0) { 1826 // NOTE: For now, we're compiling these system "shared libraries" 1827 // (and framework jars) into all available architectures. It's possible 1828 // to compile them only when we come across an app that uses them (there's 1829 // already logic for that in scanPackageLI) but that adds some complexity. 1830 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1831 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1832 final String lib = libEntry.path; 1833 if (lib == null) { 1834 continue; 1835 } 1836 1837 try { 1838 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1839 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1840 alreadyDexOpted.add(lib); 1841 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1842 } 1843 } catch (FileNotFoundException e) { 1844 Slog.w(TAG, "Library not found: " + lib); 1845 } catch (IOException e) { 1846 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1847 + e.getMessage()); 1848 } 1849 } 1850 } 1851 } 1852 1853 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1854 1855 // Gross hack for now: we know this file doesn't contain any 1856 // code, so don't dexopt it to avoid the resulting log spew. 1857 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1858 1859 // Gross hack for now: we know this file is only part of 1860 // the boot class path for art, so don't dexopt it to 1861 // avoid the resulting log spew. 1862 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1863 1864 /** 1865 * And there are a number of commands implemented in Java, which 1866 * we currently need to do the dexopt on so that they can be 1867 * run from a non-root shell. 1868 */ 1869 String[] frameworkFiles = frameworkDir.list(); 1870 if (frameworkFiles != null) { 1871 // TODO: We could compile these only for the most preferred ABI. We should 1872 // first double check that the dex files for these commands are not referenced 1873 // by other system apps. 1874 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1875 for (int i=0; i<frameworkFiles.length; i++) { 1876 File libPath = new File(frameworkDir, frameworkFiles[i]); 1877 String path = libPath.getPath(); 1878 // Skip the file if we already did it. 1879 if (alreadyDexOpted.contains(path)) { 1880 continue; 1881 } 1882 // Skip the file if it is not a type we want to dexopt. 1883 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1884 continue; 1885 } 1886 try { 1887 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1888 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1889 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1890 } 1891 } catch (FileNotFoundException e) { 1892 Slog.w(TAG, "Jar not found: " + path); 1893 } catch (IOException e) { 1894 Slog.w(TAG, "Exception reading jar: " + path, e); 1895 } 1896 } 1897 } 1898 } 1899 1900 // Collect vendor overlay packages. 1901 // (Do this before scanning any apps.) 1902 // For security and version matching reason, only consider 1903 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1904 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1905 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1906 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1907 1908 // Find base frameworks (resource packages without code). 1909 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1910 | PackageParser.PARSE_IS_SYSTEM_DIR 1911 | PackageParser.PARSE_IS_PRIVILEGED, 1912 scanFlags | SCAN_NO_DEX, 0); 1913 1914 // Collected privileged system packages. 1915 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1916 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1917 | PackageParser.PARSE_IS_SYSTEM_DIR 1918 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1919 1920 // Collect ordinary system packages. 1921 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1922 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1923 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1924 1925 // Collect all vendor packages. 1926 File vendorAppDir = new File("/vendor/app"); 1927 try { 1928 vendorAppDir = vendorAppDir.getCanonicalFile(); 1929 } catch (IOException e) { 1930 // failed to look up canonical path, continue with original one 1931 } 1932 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1933 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1934 1935 // Collect all OEM packages. 1936 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1937 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1938 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1939 1940 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1941 mInstaller.moveFiles(); 1942 1943 // Prune any system packages that no longer exist. 1944 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1945 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 1946 if (!mOnlyCore) { 1947 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1948 while (psit.hasNext()) { 1949 PackageSetting ps = psit.next(); 1950 1951 /* 1952 * If this is not a system app, it can't be a 1953 * disable system app. 1954 */ 1955 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1956 continue; 1957 } 1958 1959 /* 1960 * If the package is scanned, it's not erased. 1961 */ 1962 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1963 if (scannedPkg != null) { 1964 /* 1965 * If the system app is both scanned and in the 1966 * disabled packages list, then it must have been 1967 * added via OTA. Remove it from the currently 1968 * scanned package so the previously user-installed 1969 * application can be scanned. 1970 */ 1971 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1972 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 1973 + ps.name + "; removing system app. Last known codePath=" 1974 + ps.codePathString + ", installStatus=" + ps.installStatus 1975 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 1976 + scannedPkg.mVersionCode); 1977 removePackageLI(ps, true); 1978 expectingBetter.put(ps.name, ps.codePath); 1979 } 1980 1981 continue; 1982 } 1983 1984 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1985 psit.remove(); 1986 logCriticalInfo(Log.WARN, "System package " + ps.name 1987 + " no longer exists; wiping its data"); 1988 removeDataDirsLI(null, ps.name); 1989 } else { 1990 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1991 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1992 possiblyDeletedUpdatedSystemApps.add(ps.name); 1993 } 1994 } 1995 } 1996 } 1997 1998 //look for any incomplete package installations 1999 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2000 //clean up list 2001 for(int i = 0; i < deletePkgsList.size(); i++) { 2002 //clean up here 2003 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2004 } 2005 //delete tmp files 2006 deleteTempPackageFiles(); 2007 2008 // Remove any shared userIDs that have no associated packages 2009 mSettings.pruneSharedUsersLPw(); 2010 2011 if (!mOnlyCore) { 2012 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2013 SystemClock.uptimeMillis()); 2014 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2015 2016 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2017 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2018 2019 /** 2020 * Remove disable package settings for any updated system 2021 * apps that were removed via an OTA. If they're not a 2022 * previously-updated app, remove them completely. 2023 * Otherwise, just revoke their system-level permissions. 2024 */ 2025 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2026 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2027 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2028 2029 String msg; 2030 if (deletedPkg == null) { 2031 msg = "Updated system package " + deletedAppName 2032 + " no longer exists; wiping its data"; 2033 removeDataDirsLI(null, deletedAppName); 2034 } else { 2035 msg = "Updated system app + " + deletedAppName 2036 + " no longer present; removing system privileges for " 2037 + deletedAppName; 2038 2039 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2040 2041 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2042 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2043 } 2044 logCriticalInfo(Log.WARN, msg); 2045 } 2046 2047 /** 2048 * Make sure all system apps that we expected to appear on 2049 * the userdata partition actually showed up. If they never 2050 * appeared, crawl back and revive the system version. 2051 */ 2052 for (int i = 0; i < expectingBetter.size(); i++) { 2053 final String packageName = expectingBetter.keyAt(i); 2054 if (!mPackages.containsKey(packageName)) { 2055 final File scanFile = expectingBetter.valueAt(i); 2056 2057 logCriticalInfo(Log.WARN, "Expected better " + packageName 2058 + " but never showed up; reverting to system"); 2059 2060 final int reparseFlags; 2061 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2062 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2063 | PackageParser.PARSE_IS_SYSTEM_DIR 2064 | PackageParser.PARSE_IS_PRIVILEGED; 2065 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2066 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2067 | PackageParser.PARSE_IS_SYSTEM_DIR; 2068 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2069 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2070 | PackageParser.PARSE_IS_SYSTEM_DIR; 2071 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2072 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2073 | PackageParser.PARSE_IS_SYSTEM_DIR; 2074 } else { 2075 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2076 continue; 2077 } 2078 2079 mSettings.enableSystemPackageLPw(packageName); 2080 2081 try { 2082 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2083 } catch (PackageManagerException e) { 2084 Slog.e(TAG, "Failed to parse original system package: " 2085 + e.getMessage()); 2086 } 2087 } 2088 } 2089 } 2090 2091 // Now that we know all of the shared libraries, update all clients to have 2092 // the correct library paths. 2093 updateAllSharedLibrariesLPw(); 2094 2095 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2096 // NOTE: We ignore potential failures here during a system scan (like 2097 // the rest of the commands above) because there's precious little we 2098 // can do about it. A settings error is reported, though. 2099 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2100 false /* force dexopt */, false /* defer dexopt */); 2101 } 2102 2103 // Now that we know all the packages we are keeping, 2104 // read and update their last usage times. 2105 mPackageUsage.readLP(); 2106 2107 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2108 SystemClock.uptimeMillis()); 2109 Slog.i(TAG, "Time to scan packages: " 2110 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2111 + " seconds"); 2112 2113 // If the platform SDK has changed since the last time we booted, 2114 // we need to re-grant app permission to catch any new ones that 2115 // appear. This is really a hack, and means that apps can in some 2116 // cases get permissions that the user didn't initially explicitly 2117 // allow... it would be nice to have some better way to handle 2118 // this situation. 2119 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2120 != mSdkVersion; 2121 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2122 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2123 + "; regranting permissions for internal storage"); 2124 mSettings.mInternalSdkPlatform = mSdkVersion; 2125 2126 // For now runtime permissions are toggled via a system property. 2127 if (!RUNTIME_PERMISSIONS_ENABLED) { 2128 // Remove the runtime permissions state if the feature 2129 // was disabled by flipping the system property. 2130 mSettings.deleteRuntimePermissionsFiles(); 2131 } 2132 2133 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2134 | (regrantPermissions 2135 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2136 : 0)); 2137 2138 // If this is the first boot, and it is a normal boot, then 2139 // we need to initialize the default preferred apps. 2140 if (!mRestoredSettings && !onlyCore) { 2141 mSettings.readDefaultPreferredAppsLPw(this, 0); 2142 } 2143 2144 // If this is first boot after an OTA, and a normal boot, then 2145 // we need to clear code cache directories. 2146 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2147 if (mIsUpgrade && !onlyCore) { 2148 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2149 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2150 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2151 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2152 } 2153 mSettings.mFingerprint = Build.FINGERPRINT; 2154 } 2155 2156 // All the changes are done during package scanning. 2157 mSettings.updateInternalDatabaseVersion(); 2158 2159 // can downgrade to reader 2160 mSettings.writeLPr(); 2161 2162 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2163 SystemClock.uptimeMillis()); 2164 2165 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2166 2167 mInstallerService = new PackageInstallerService(context, this); 2168 2169 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2170 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2171 mIntentFilterVerifierComponent); 2172 2173 primeDomainVerificationsLPw(false); 2174 2175 } // synchronized (mPackages) 2176 } // synchronized (mInstallLock) 2177 2178 // Now after opening every single application zip, make sure they 2179 // are all flushed. Not really needed, but keeps things nice and 2180 // tidy. 2181 Runtime.getRuntime().gc(); 2182 } 2183 2184 @Override 2185 public boolean isFirstBoot() { 2186 return !mRestoredSettings; 2187 } 2188 2189 @Override 2190 public boolean isOnlyCoreApps() { 2191 return mOnlyCore; 2192 } 2193 2194 @Override 2195 public boolean isUpgrade() { 2196 return mIsUpgrade; 2197 } 2198 2199 private String getRequiredVerifierLPr() { 2200 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2201 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2202 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2203 2204 String requiredVerifier = null; 2205 2206 final int N = receivers.size(); 2207 for (int i = 0; i < N; i++) { 2208 final ResolveInfo info = receivers.get(i); 2209 2210 if (info.activityInfo == null) { 2211 continue; 2212 } 2213 2214 final String packageName = info.activityInfo.packageName; 2215 2216 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2217 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2218 continue; 2219 } 2220 2221 if (requiredVerifier != null) { 2222 throw new RuntimeException("There can be only one required verifier"); 2223 } 2224 2225 requiredVerifier = packageName; 2226 } 2227 2228 return requiredVerifier; 2229 } 2230 2231 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2232 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2233 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2234 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2235 2236 ComponentName verifierComponentName = null; 2237 2238 int priority = -1000; 2239 final int N = receivers.size(); 2240 for (int i = 0; i < N; i++) { 2241 final ResolveInfo info = receivers.get(i); 2242 2243 if (info.activityInfo == null) { 2244 continue; 2245 } 2246 2247 final String packageName = info.activityInfo.packageName; 2248 2249 final PackageSetting ps = mSettings.mPackages.get(packageName); 2250 if (ps == null) { 2251 continue; 2252 } 2253 2254 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2255 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2256 continue; 2257 } 2258 2259 // Select the IntentFilterVerifier with the highest priority 2260 if (priority < info.priority) { 2261 priority = info.priority; 2262 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2263 Slog.d(TAG, "Selecting IntentFilterVerifier: " + verifierComponentName + 2264 " with priority: " + info.priority); 2265 } 2266 } 2267 2268 return verifierComponentName; 2269 } 2270 2271 private void primeDomainVerificationsLPw(boolean logging) { 2272 Slog.d(TAG, "Start priming domain verification"); 2273 boolean updated = false; 2274 ArrayList<String> allHosts = new ArrayList<>(); 2275 for (PackageParser.Package pkg : mPackages.values()) { 2276 final String packageName = pkg.packageName; 2277 if (!hasDomainURLs(pkg)) { 2278 if (logging) { 2279 Slog.d(TAG, "No priming domain verifications for " + 2280 "package with no domain URLs: " + packageName); 2281 } 2282 continue; 2283 } 2284 if (!pkg.isSystemApp()) { 2285 if (logging) { 2286 Slog.d(TAG, "No priming domain verifications for a non system package : " + 2287 packageName); 2288 } 2289 continue; 2290 } 2291 for (PackageParser.Activity a : pkg.activities) { 2292 for (ActivityIntentInfo filter : a.intents) { 2293 if (hasValidDomains(filter, false)) { 2294 allHosts.addAll(filter.getHostsList()); 2295 } 2296 } 2297 } 2298 if (allHosts.size() == 0) { 2299 allHosts.add("*"); 2300 } 2301 IntentFilterVerificationInfo ivi = 2302 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHosts); 2303 if (ivi != null) { 2304 // We will always log this 2305 Slog.d(TAG, "Priming domain verifications for package: " + packageName); 2306 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2307 updated = true; 2308 } 2309 else { 2310 if (logging) { 2311 Slog.d(TAG, "No priming domain verifications for package: " + packageName); 2312 } 2313 } 2314 allHosts.clear(); 2315 } 2316 if (updated) { 2317 scheduleWriteSettingsLocked(); 2318 } 2319 Slog.d(TAG, "End priming domain verification"); 2320 } 2321 2322 @Override 2323 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2324 throws RemoteException { 2325 try { 2326 return super.onTransact(code, data, reply, flags); 2327 } catch (RuntimeException e) { 2328 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2329 Slog.wtf(TAG, "Package Manager Crash", e); 2330 } 2331 throw e; 2332 } 2333 } 2334 2335 void cleanupInstallFailedPackage(PackageSetting ps) { 2336 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2337 2338 removeDataDirsLI(ps.volumeUuid, ps.name); 2339 if (ps.codePath != null) { 2340 if (ps.codePath.isDirectory()) { 2341 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2342 } else { 2343 ps.codePath.delete(); 2344 } 2345 } 2346 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2347 if (ps.resourcePath.isDirectory()) { 2348 FileUtils.deleteContents(ps.resourcePath); 2349 } 2350 ps.resourcePath.delete(); 2351 } 2352 mSettings.removePackageLPw(ps.name); 2353 } 2354 2355 static int[] appendInts(int[] cur, int[] add) { 2356 if (add == null) return cur; 2357 if (cur == null) return add; 2358 final int N = add.length; 2359 for (int i=0; i<N; i++) { 2360 cur = appendInt(cur, add[i]); 2361 } 2362 return cur; 2363 } 2364 2365 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2366 if (!sUserManager.exists(userId)) return null; 2367 final PackageSetting ps = (PackageSetting) p.mExtras; 2368 if (ps == null) { 2369 return null; 2370 } 2371 2372 final PermissionsState permissionsState = ps.getPermissionsState(); 2373 2374 final int[] gids = permissionsState.computeGids(userId); 2375 final Set<String> permissions = permissionsState.getPermissions(userId); 2376 final PackageUserState state = ps.readUserState(userId); 2377 2378 return PackageParser.generatePackageInfo(p, gids, flags, 2379 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2380 } 2381 2382 @Override 2383 public boolean isPackageAvailable(String packageName, int userId) { 2384 if (!sUserManager.exists(userId)) return false; 2385 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2386 synchronized (mPackages) { 2387 PackageParser.Package p = mPackages.get(packageName); 2388 if (p != null) { 2389 final PackageSetting ps = (PackageSetting) p.mExtras; 2390 if (ps != null) { 2391 final PackageUserState state = ps.readUserState(userId); 2392 if (state != null) { 2393 return PackageParser.isAvailable(state); 2394 } 2395 } 2396 } 2397 } 2398 return false; 2399 } 2400 2401 @Override 2402 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2403 if (!sUserManager.exists(userId)) return null; 2404 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2405 // reader 2406 synchronized (mPackages) { 2407 PackageParser.Package p = mPackages.get(packageName); 2408 if (DEBUG_PACKAGE_INFO) 2409 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2410 if (p != null) { 2411 return generatePackageInfo(p, flags, userId); 2412 } 2413 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2414 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2415 } 2416 } 2417 return null; 2418 } 2419 2420 @Override 2421 public String[] currentToCanonicalPackageNames(String[] names) { 2422 String[] out = new String[names.length]; 2423 // reader 2424 synchronized (mPackages) { 2425 for (int i=names.length-1; i>=0; i--) { 2426 PackageSetting ps = mSettings.mPackages.get(names[i]); 2427 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2428 } 2429 } 2430 return out; 2431 } 2432 2433 @Override 2434 public String[] canonicalToCurrentPackageNames(String[] names) { 2435 String[] out = new String[names.length]; 2436 // reader 2437 synchronized (mPackages) { 2438 for (int i=names.length-1; i>=0; i--) { 2439 String cur = mSettings.mRenamedPackages.get(names[i]); 2440 out[i] = cur != null ? cur : names[i]; 2441 } 2442 } 2443 return out; 2444 } 2445 2446 @Override 2447 public int getPackageUid(String packageName, int userId) { 2448 if (!sUserManager.exists(userId)) return -1; 2449 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2450 2451 // reader 2452 synchronized (mPackages) { 2453 PackageParser.Package p = mPackages.get(packageName); 2454 if(p != null) { 2455 return UserHandle.getUid(userId, p.applicationInfo.uid); 2456 } 2457 PackageSetting ps = mSettings.mPackages.get(packageName); 2458 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2459 return -1; 2460 } 2461 p = ps.pkg; 2462 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2463 } 2464 } 2465 2466 @Override 2467 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2468 if (!sUserManager.exists(userId)) { 2469 return null; 2470 } 2471 2472 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2473 "getPackageGids"); 2474 2475 // reader 2476 synchronized (mPackages) { 2477 PackageParser.Package p = mPackages.get(packageName); 2478 if (DEBUG_PACKAGE_INFO) { 2479 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2480 } 2481 if (p != null) { 2482 PackageSetting ps = (PackageSetting) p.mExtras; 2483 return ps.getPermissionsState().computeGids(userId); 2484 } 2485 } 2486 2487 return null; 2488 } 2489 2490 static PermissionInfo generatePermissionInfo( 2491 BasePermission bp, int flags) { 2492 if (bp.perm != null) { 2493 return PackageParser.generatePermissionInfo(bp.perm, flags); 2494 } 2495 PermissionInfo pi = new PermissionInfo(); 2496 pi.name = bp.name; 2497 pi.packageName = bp.sourcePackage; 2498 pi.nonLocalizedLabel = bp.name; 2499 pi.protectionLevel = bp.protectionLevel; 2500 return pi; 2501 } 2502 2503 @Override 2504 public PermissionInfo getPermissionInfo(String name, int flags) { 2505 // reader 2506 synchronized (mPackages) { 2507 final BasePermission p = mSettings.mPermissions.get(name); 2508 if (p != null) { 2509 return generatePermissionInfo(p, flags); 2510 } 2511 return null; 2512 } 2513 } 2514 2515 @Override 2516 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2517 // reader 2518 synchronized (mPackages) { 2519 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2520 for (BasePermission p : mSettings.mPermissions.values()) { 2521 if (group == null) { 2522 if (p.perm == null || p.perm.info.group == null) { 2523 out.add(generatePermissionInfo(p, flags)); 2524 } 2525 } else { 2526 if (p.perm != null && group.equals(p.perm.info.group)) { 2527 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2528 } 2529 } 2530 } 2531 2532 if (out.size() > 0) { 2533 return out; 2534 } 2535 return mPermissionGroups.containsKey(group) ? out : null; 2536 } 2537 } 2538 2539 @Override 2540 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2541 // reader 2542 synchronized (mPackages) { 2543 return PackageParser.generatePermissionGroupInfo( 2544 mPermissionGroups.get(name), flags); 2545 } 2546 } 2547 2548 @Override 2549 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2550 // reader 2551 synchronized (mPackages) { 2552 final int N = mPermissionGroups.size(); 2553 ArrayList<PermissionGroupInfo> out 2554 = new ArrayList<PermissionGroupInfo>(N); 2555 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2556 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2557 } 2558 return out; 2559 } 2560 } 2561 2562 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2563 int userId) { 2564 if (!sUserManager.exists(userId)) return null; 2565 PackageSetting ps = mSettings.mPackages.get(packageName); 2566 if (ps != null) { 2567 if (ps.pkg == null) { 2568 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2569 flags, userId); 2570 if (pInfo != null) { 2571 return pInfo.applicationInfo; 2572 } 2573 return null; 2574 } 2575 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2576 ps.readUserState(userId), userId); 2577 } 2578 return null; 2579 } 2580 2581 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2582 int userId) { 2583 if (!sUserManager.exists(userId)) return null; 2584 PackageSetting ps = mSettings.mPackages.get(packageName); 2585 if (ps != null) { 2586 PackageParser.Package pkg = ps.pkg; 2587 if (pkg == null) { 2588 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2589 return null; 2590 } 2591 // Only data remains, so we aren't worried about code paths 2592 pkg = new PackageParser.Package(packageName); 2593 pkg.applicationInfo.packageName = packageName; 2594 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2595 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2596 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2597 packageName, userId).getAbsolutePath(); 2598 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2599 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2600 } 2601 return generatePackageInfo(pkg, flags, userId); 2602 } 2603 return null; 2604 } 2605 2606 @Override 2607 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2608 if (!sUserManager.exists(userId)) return null; 2609 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2610 // writer 2611 synchronized (mPackages) { 2612 PackageParser.Package p = mPackages.get(packageName); 2613 if (DEBUG_PACKAGE_INFO) Log.v( 2614 TAG, "getApplicationInfo " + packageName 2615 + ": " + p); 2616 if (p != null) { 2617 PackageSetting ps = mSettings.mPackages.get(packageName); 2618 if (ps == null) return null; 2619 // Note: isEnabledLP() does not apply here - always return info 2620 return PackageParser.generateApplicationInfo( 2621 p, flags, ps.readUserState(userId), userId); 2622 } 2623 if ("android".equals(packageName)||"system".equals(packageName)) { 2624 return mAndroidApplication; 2625 } 2626 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2627 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2628 } 2629 } 2630 return null; 2631 } 2632 2633 @Override 2634 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2635 final IPackageDataObserver observer) { 2636 mContext.enforceCallingOrSelfPermission( 2637 android.Manifest.permission.CLEAR_APP_CACHE, null); 2638 // Queue up an async operation since clearing cache may take a little while. 2639 mHandler.post(new Runnable() { 2640 public void run() { 2641 mHandler.removeCallbacks(this); 2642 int retCode = -1; 2643 synchronized (mInstallLock) { 2644 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2645 if (retCode < 0) { 2646 Slog.w(TAG, "Couldn't clear application caches"); 2647 } 2648 } 2649 if (observer != null) { 2650 try { 2651 observer.onRemoveCompleted(null, (retCode >= 0)); 2652 } catch (RemoteException e) { 2653 Slog.w(TAG, "RemoveException when invoking call back"); 2654 } 2655 } 2656 } 2657 }); 2658 } 2659 2660 @Override 2661 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2662 final IntentSender pi) { 2663 mContext.enforceCallingOrSelfPermission( 2664 android.Manifest.permission.CLEAR_APP_CACHE, null); 2665 // Queue up an async operation since clearing cache may take a little while. 2666 mHandler.post(new Runnable() { 2667 public void run() { 2668 mHandler.removeCallbacks(this); 2669 int retCode = -1; 2670 synchronized (mInstallLock) { 2671 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2672 if (retCode < 0) { 2673 Slog.w(TAG, "Couldn't clear application caches"); 2674 } 2675 } 2676 if(pi != null) { 2677 try { 2678 // Callback via pending intent 2679 int code = (retCode >= 0) ? 1 : 0; 2680 pi.sendIntent(null, code, null, 2681 null, null); 2682 } catch (SendIntentException e1) { 2683 Slog.i(TAG, "Failed to send pending intent"); 2684 } 2685 } 2686 } 2687 }); 2688 } 2689 2690 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2691 synchronized (mInstallLock) { 2692 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2693 throw new IOException("Failed to free enough space"); 2694 } 2695 } 2696 } 2697 2698 @Override 2699 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2700 if (!sUserManager.exists(userId)) return null; 2701 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2702 synchronized (mPackages) { 2703 PackageParser.Activity a = mActivities.mActivities.get(component); 2704 2705 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2706 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2707 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2708 if (ps == null) return null; 2709 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2710 userId); 2711 } 2712 if (mResolveComponentName.equals(component)) { 2713 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2714 new PackageUserState(), userId); 2715 } 2716 } 2717 return null; 2718 } 2719 2720 @Override 2721 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2722 String resolvedType) { 2723 synchronized (mPackages) { 2724 PackageParser.Activity a = mActivities.mActivities.get(component); 2725 if (a == null) { 2726 return false; 2727 } 2728 for (int i=0; i<a.intents.size(); i++) { 2729 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2730 intent.getData(), intent.getCategories(), TAG) >= 0) { 2731 return true; 2732 } 2733 } 2734 return false; 2735 } 2736 } 2737 2738 @Override 2739 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2740 if (!sUserManager.exists(userId)) return null; 2741 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2742 synchronized (mPackages) { 2743 PackageParser.Activity a = mReceivers.mActivities.get(component); 2744 if (DEBUG_PACKAGE_INFO) Log.v( 2745 TAG, "getReceiverInfo " + component + ": " + a); 2746 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2747 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2748 if (ps == null) return null; 2749 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2750 userId); 2751 } 2752 } 2753 return null; 2754 } 2755 2756 @Override 2757 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2758 if (!sUserManager.exists(userId)) return null; 2759 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2760 synchronized (mPackages) { 2761 PackageParser.Service s = mServices.mServices.get(component); 2762 if (DEBUG_PACKAGE_INFO) Log.v( 2763 TAG, "getServiceInfo " + component + ": " + s); 2764 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2765 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2766 if (ps == null) return null; 2767 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2768 userId); 2769 } 2770 } 2771 return null; 2772 } 2773 2774 @Override 2775 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2776 if (!sUserManager.exists(userId)) return null; 2777 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2778 synchronized (mPackages) { 2779 PackageParser.Provider p = mProviders.mProviders.get(component); 2780 if (DEBUG_PACKAGE_INFO) Log.v( 2781 TAG, "getProviderInfo " + component + ": " + p); 2782 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2783 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2784 if (ps == null) return null; 2785 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2786 userId); 2787 } 2788 } 2789 return null; 2790 } 2791 2792 @Override 2793 public String[] getSystemSharedLibraryNames() { 2794 Set<String> libSet; 2795 synchronized (mPackages) { 2796 libSet = mSharedLibraries.keySet(); 2797 int size = libSet.size(); 2798 if (size > 0) { 2799 String[] libs = new String[size]; 2800 libSet.toArray(libs); 2801 return libs; 2802 } 2803 } 2804 return null; 2805 } 2806 2807 /** 2808 * @hide 2809 */ 2810 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2811 synchronized (mPackages) { 2812 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2813 if (lib != null && lib.apk != null) { 2814 return mPackages.get(lib.apk); 2815 } 2816 } 2817 return null; 2818 } 2819 2820 @Override 2821 public FeatureInfo[] getSystemAvailableFeatures() { 2822 Collection<FeatureInfo> featSet; 2823 synchronized (mPackages) { 2824 featSet = mAvailableFeatures.values(); 2825 int size = featSet.size(); 2826 if (size > 0) { 2827 FeatureInfo[] features = new FeatureInfo[size+1]; 2828 featSet.toArray(features); 2829 FeatureInfo fi = new FeatureInfo(); 2830 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2831 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2832 features[size] = fi; 2833 return features; 2834 } 2835 } 2836 return null; 2837 } 2838 2839 @Override 2840 public boolean hasSystemFeature(String name) { 2841 synchronized (mPackages) { 2842 return mAvailableFeatures.containsKey(name); 2843 } 2844 } 2845 2846 private void checkValidCaller(int uid, int userId) { 2847 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2848 return; 2849 2850 throw new SecurityException("Caller uid=" + uid 2851 + " is not privileged to communicate with user=" + userId); 2852 } 2853 2854 @Override 2855 public int checkPermission(String permName, String pkgName, int userId) { 2856 if (!sUserManager.exists(userId)) { 2857 return PackageManager.PERMISSION_DENIED; 2858 } 2859 2860 synchronized (mPackages) { 2861 final PackageParser.Package p = mPackages.get(pkgName); 2862 if (p != null && p.mExtras != null) { 2863 final PackageSetting ps = (PackageSetting) p.mExtras; 2864 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2865 return PackageManager.PERMISSION_GRANTED; 2866 } 2867 } 2868 } 2869 2870 return PackageManager.PERMISSION_DENIED; 2871 } 2872 2873 @Override 2874 public int checkUidPermission(String permName, int uid) { 2875 final int userId = UserHandle.getUserId(uid); 2876 2877 if (!sUserManager.exists(userId)) { 2878 return PackageManager.PERMISSION_DENIED; 2879 } 2880 2881 synchronized (mPackages) { 2882 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2883 if (obj != null) { 2884 final SettingBase ps = (SettingBase) obj; 2885 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2886 return PackageManager.PERMISSION_GRANTED; 2887 } 2888 } else { 2889 ArraySet<String> perms = mSystemPermissions.get(uid); 2890 if (perms != null && perms.contains(permName)) { 2891 return PackageManager.PERMISSION_GRANTED; 2892 } 2893 } 2894 } 2895 2896 return PackageManager.PERMISSION_DENIED; 2897 } 2898 2899 /** 2900 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2901 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2902 * @param checkShell TODO(yamasani): 2903 * @param message the message to log on security exception 2904 */ 2905 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2906 boolean checkShell, String message) { 2907 if (userId < 0) { 2908 throw new IllegalArgumentException("Invalid userId " + userId); 2909 } 2910 if (checkShell) { 2911 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2912 } 2913 if (userId == UserHandle.getUserId(callingUid)) return; 2914 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2915 if (requireFullPermission) { 2916 mContext.enforceCallingOrSelfPermission( 2917 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2918 } else { 2919 try { 2920 mContext.enforceCallingOrSelfPermission( 2921 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2922 } catch (SecurityException se) { 2923 mContext.enforceCallingOrSelfPermission( 2924 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2925 } 2926 } 2927 } 2928 } 2929 2930 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2931 if (callingUid == Process.SHELL_UID) { 2932 if (userHandle >= 0 2933 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2934 throw new SecurityException("Shell does not have permission to access user " 2935 + userHandle); 2936 } else if (userHandle < 0) { 2937 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2938 + Debug.getCallers(3)); 2939 } 2940 } 2941 } 2942 2943 private BasePermission findPermissionTreeLP(String permName) { 2944 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2945 if (permName.startsWith(bp.name) && 2946 permName.length() > bp.name.length() && 2947 permName.charAt(bp.name.length()) == '.') { 2948 return bp; 2949 } 2950 } 2951 return null; 2952 } 2953 2954 private BasePermission checkPermissionTreeLP(String permName) { 2955 if (permName != null) { 2956 BasePermission bp = findPermissionTreeLP(permName); 2957 if (bp != null) { 2958 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2959 return bp; 2960 } 2961 throw new SecurityException("Calling uid " 2962 + Binder.getCallingUid() 2963 + " is not allowed to add to permission tree " 2964 + bp.name + " owned by uid " + bp.uid); 2965 } 2966 } 2967 throw new SecurityException("No permission tree found for " + permName); 2968 } 2969 2970 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2971 if (s1 == null) { 2972 return s2 == null; 2973 } 2974 if (s2 == null) { 2975 return false; 2976 } 2977 if (s1.getClass() != s2.getClass()) { 2978 return false; 2979 } 2980 return s1.equals(s2); 2981 } 2982 2983 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2984 if (pi1.icon != pi2.icon) return false; 2985 if (pi1.logo != pi2.logo) return false; 2986 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2987 if (!compareStrings(pi1.name, pi2.name)) return false; 2988 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2989 // We'll take care of setting this one. 2990 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2991 // These are not currently stored in settings. 2992 //if (!compareStrings(pi1.group, pi2.group)) return false; 2993 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2994 //if (pi1.labelRes != pi2.labelRes) return false; 2995 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2996 return true; 2997 } 2998 2999 int permissionInfoFootprint(PermissionInfo info) { 3000 int size = info.name.length(); 3001 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3002 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3003 return size; 3004 } 3005 3006 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3007 int size = 0; 3008 for (BasePermission perm : mSettings.mPermissions.values()) { 3009 if (perm.uid == tree.uid) { 3010 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3011 } 3012 } 3013 return size; 3014 } 3015 3016 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3017 // We calculate the max size of permissions defined by this uid and throw 3018 // if that plus the size of 'info' would exceed our stated maximum. 3019 if (tree.uid != Process.SYSTEM_UID) { 3020 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3021 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3022 throw new SecurityException("Permission tree size cap exceeded"); 3023 } 3024 } 3025 } 3026 3027 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3028 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3029 throw new SecurityException("Label must be specified in permission"); 3030 } 3031 BasePermission tree = checkPermissionTreeLP(info.name); 3032 BasePermission bp = mSettings.mPermissions.get(info.name); 3033 boolean added = bp == null; 3034 boolean changed = true; 3035 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3036 if (added) { 3037 enforcePermissionCapLocked(info, tree); 3038 bp = new BasePermission(info.name, tree.sourcePackage, 3039 BasePermission.TYPE_DYNAMIC); 3040 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3041 throw new SecurityException( 3042 "Not allowed to modify non-dynamic permission " 3043 + info.name); 3044 } else { 3045 if (bp.protectionLevel == fixedLevel 3046 && bp.perm.owner.equals(tree.perm.owner) 3047 && bp.uid == tree.uid 3048 && comparePermissionInfos(bp.perm.info, info)) { 3049 changed = false; 3050 } 3051 } 3052 bp.protectionLevel = fixedLevel; 3053 info = new PermissionInfo(info); 3054 info.protectionLevel = fixedLevel; 3055 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3056 bp.perm.info.packageName = tree.perm.info.packageName; 3057 bp.uid = tree.uid; 3058 if (added) { 3059 mSettings.mPermissions.put(info.name, bp); 3060 } 3061 if (changed) { 3062 if (!async) { 3063 mSettings.writeLPr(); 3064 } else { 3065 scheduleWriteSettingsLocked(); 3066 } 3067 } 3068 return added; 3069 } 3070 3071 @Override 3072 public boolean addPermission(PermissionInfo info) { 3073 synchronized (mPackages) { 3074 return addPermissionLocked(info, false); 3075 } 3076 } 3077 3078 @Override 3079 public boolean addPermissionAsync(PermissionInfo info) { 3080 synchronized (mPackages) { 3081 return addPermissionLocked(info, true); 3082 } 3083 } 3084 3085 @Override 3086 public void removePermission(String name) { 3087 synchronized (mPackages) { 3088 checkPermissionTreeLP(name); 3089 BasePermission bp = mSettings.mPermissions.get(name); 3090 if (bp != null) { 3091 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3092 throw new SecurityException( 3093 "Not allowed to modify non-dynamic permission " 3094 + name); 3095 } 3096 mSettings.mPermissions.remove(name); 3097 mSettings.writeLPr(); 3098 } 3099 } 3100 } 3101 3102 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3103 BasePermission bp) { 3104 int index = pkg.requestedPermissions.indexOf(bp.name); 3105 if (index == -1) { 3106 throw new SecurityException("Package " + pkg.packageName 3107 + " has not requested permission " + bp.name); 3108 } 3109 if (!bp.isRuntime()) { 3110 throw new SecurityException("Permission " + bp.name 3111 + " is not a changeable permission type"); 3112 } 3113 } 3114 3115 @Override 3116 public boolean grantPermission(String packageName, String name, int userId) { 3117 if (!RUNTIME_PERMISSIONS_ENABLED) { 3118 return false; 3119 } 3120 3121 if (!sUserManager.exists(userId)) { 3122 return false; 3123 } 3124 3125 mContext.enforceCallingOrSelfPermission( 3126 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3127 "grantPermission"); 3128 3129 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3130 "grantPermission"); 3131 3132 boolean gidsChanged = false; 3133 final SettingBase sb; 3134 3135 synchronized (mPackages) { 3136 final PackageParser.Package pkg = mPackages.get(packageName); 3137 if (pkg == null) { 3138 throw new IllegalArgumentException("Unknown package: " + packageName); 3139 } 3140 3141 final BasePermission bp = mSettings.mPermissions.get(name); 3142 if (bp == null) { 3143 throw new IllegalArgumentException("Unknown permission: " + name); 3144 } 3145 3146 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3147 3148 sb = (SettingBase) pkg.mExtras; 3149 if (sb == null) { 3150 throw new IllegalArgumentException("Unknown package: " + packageName); 3151 } 3152 3153 final PermissionsState permissionsState = sb.getPermissionsState(); 3154 3155 final int result = permissionsState.grantRuntimePermission(bp, userId); 3156 switch (result) { 3157 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3158 return false; 3159 } 3160 3161 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3162 gidsChanged = true; 3163 } break; 3164 } 3165 3166 // Not critical if that is lost - app has to request again. 3167 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3168 } 3169 3170 if (gidsChanged) { 3171 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3172 } 3173 3174 return true; 3175 } 3176 3177 @Override 3178 public boolean revokePermission(String packageName, String name, int userId) { 3179 if (!RUNTIME_PERMISSIONS_ENABLED) { 3180 return false; 3181 } 3182 3183 if (!sUserManager.exists(userId)) { 3184 return false; 3185 } 3186 3187 mContext.enforceCallingOrSelfPermission( 3188 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3189 "revokePermission"); 3190 3191 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3192 "revokePermission"); 3193 3194 final SettingBase sb; 3195 3196 synchronized (mPackages) { 3197 final PackageParser.Package pkg = mPackages.get(packageName); 3198 if (pkg == null) { 3199 throw new IllegalArgumentException("Unknown package: " + packageName); 3200 } 3201 3202 final BasePermission bp = mSettings.mPermissions.get(name); 3203 if (bp == null) { 3204 throw new IllegalArgumentException("Unknown permission: " + name); 3205 } 3206 3207 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3208 3209 sb = (SettingBase) pkg.mExtras; 3210 if (sb == null) { 3211 throw new IllegalArgumentException("Unknown package: " + packageName); 3212 } 3213 3214 final PermissionsState permissionsState = sb.getPermissionsState(); 3215 3216 if (permissionsState.revokeRuntimePermission(bp, userId) == 3217 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3218 return false; 3219 } 3220 3221 // Critical, after this call all should never have the permission. 3222 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3223 } 3224 3225 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3226 3227 return true; 3228 } 3229 3230 @Override 3231 public boolean isProtectedBroadcast(String actionName) { 3232 synchronized (mPackages) { 3233 return mProtectedBroadcasts.contains(actionName); 3234 } 3235 } 3236 3237 @Override 3238 public int checkSignatures(String pkg1, String pkg2) { 3239 synchronized (mPackages) { 3240 final PackageParser.Package p1 = mPackages.get(pkg1); 3241 final PackageParser.Package p2 = mPackages.get(pkg2); 3242 if (p1 == null || p1.mExtras == null 3243 || p2 == null || p2.mExtras == null) { 3244 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3245 } 3246 return compareSignatures(p1.mSignatures, p2.mSignatures); 3247 } 3248 } 3249 3250 @Override 3251 public int checkUidSignatures(int uid1, int uid2) { 3252 // Map to base uids. 3253 uid1 = UserHandle.getAppId(uid1); 3254 uid2 = UserHandle.getAppId(uid2); 3255 // reader 3256 synchronized (mPackages) { 3257 Signature[] s1; 3258 Signature[] s2; 3259 Object obj = mSettings.getUserIdLPr(uid1); 3260 if (obj != null) { 3261 if (obj instanceof SharedUserSetting) { 3262 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3263 } else if (obj instanceof PackageSetting) { 3264 s1 = ((PackageSetting)obj).signatures.mSignatures; 3265 } else { 3266 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3267 } 3268 } else { 3269 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3270 } 3271 obj = mSettings.getUserIdLPr(uid2); 3272 if (obj != null) { 3273 if (obj instanceof SharedUserSetting) { 3274 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3275 } else if (obj instanceof PackageSetting) { 3276 s2 = ((PackageSetting)obj).signatures.mSignatures; 3277 } else { 3278 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3279 } 3280 } else { 3281 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3282 } 3283 return compareSignatures(s1, s2); 3284 } 3285 } 3286 3287 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3288 final long identity = Binder.clearCallingIdentity(); 3289 try { 3290 if (sb instanceof SharedUserSetting) { 3291 SharedUserSetting sus = (SharedUserSetting) sb; 3292 final int packageCount = sus.packages.size(); 3293 for (int i = 0; i < packageCount; i++) { 3294 PackageSetting susPs = sus.packages.valueAt(i); 3295 if (userId == UserHandle.USER_ALL) { 3296 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3297 } else { 3298 final int uid = UserHandle.getUid(userId, susPs.appId); 3299 killUid(uid, reason); 3300 } 3301 } 3302 } else if (sb instanceof PackageSetting) { 3303 PackageSetting ps = (PackageSetting) sb; 3304 if (userId == UserHandle.USER_ALL) { 3305 killApplication(ps.pkg.packageName, ps.appId, reason); 3306 } else { 3307 final int uid = UserHandle.getUid(userId, ps.appId); 3308 killUid(uid, reason); 3309 } 3310 } 3311 } finally { 3312 Binder.restoreCallingIdentity(identity); 3313 } 3314 } 3315 3316 private static void killUid(int uid, String reason) { 3317 IActivityManager am = ActivityManagerNative.getDefault(); 3318 if (am != null) { 3319 try { 3320 am.killUid(uid, reason); 3321 } catch (RemoteException e) { 3322 /* ignore - same process */ 3323 } 3324 } 3325 } 3326 3327 /** 3328 * Compares two sets of signatures. Returns: 3329 * <br /> 3330 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3331 * <br /> 3332 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3333 * <br /> 3334 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3335 * <br /> 3336 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3337 * <br /> 3338 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3339 */ 3340 static int compareSignatures(Signature[] s1, Signature[] s2) { 3341 if (s1 == null) { 3342 return s2 == null 3343 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3344 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3345 } 3346 3347 if (s2 == null) { 3348 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3349 } 3350 3351 if (s1.length != s2.length) { 3352 return PackageManager.SIGNATURE_NO_MATCH; 3353 } 3354 3355 // Since both signature sets are of size 1, we can compare without HashSets. 3356 if (s1.length == 1) { 3357 return s1[0].equals(s2[0]) ? 3358 PackageManager.SIGNATURE_MATCH : 3359 PackageManager.SIGNATURE_NO_MATCH; 3360 } 3361 3362 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3363 for (Signature sig : s1) { 3364 set1.add(sig); 3365 } 3366 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3367 for (Signature sig : s2) { 3368 set2.add(sig); 3369 } 3370 // Make sure s2 contains all signatures in s1. 3371 if (set1.equals(set2)) { 3372 return PackageManager.SIGNATURE_MATCH; 3373 } 3374 return PackageManager.SIGNATURE_NO_MATCH; 3375 } 3376 3377 /** 3378 * If the database version for this type of package (internal storage or 3379 * external storage) is less than the version where package signatures 3380 * were updated, return true. 3381 */ 3382 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3383 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3384 DatabaseVersion.SIGNATURE_END_ENTITY)) 3385 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3386 DatabaseVersion.SIGNATURE_END_ENTITY)); 3387 } 3388 3389 /** 3390 * Used for backward compatibility to make sure any packages with 3391 * certificate chains get upgraded to the new style. {@code existingSigs} 3392 * will be in the old format (since they were stored on disk from before the 3393 * system upgrade) and {@code scannedSigs} will be in the newer format. 3394 */ 3395 private int compareSignaturesCompat(PackageSignatures existingSigs, 3396 PackageParser.Package scannedPkg) { 3397 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3398 return PackageManager.SIGNATURE_NO_MATCH; 3399 } 3400 3401 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3402 for (Signature sig : existingSigs.mSignatures) { 3403 existingSet.add(sig); 3404 } 3405 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3406 for (Signature sig : scannedPkg.mSignatures) { 3407 try { 3408 Signature[] chainSignatures = sig.getChainSignatures(); 3409 for (Signature chainSig : chainSignatures) { 3410 scannedCompatSet.add(chainSig); 3411 } 3412 } catch (CertificateEncodingException e) { 3413 scannedCompatSet.add(sig); 3414 } 3415 } 3416 /* 3417 * Make sure the expanded scanned set contains all signatures in the 3418 * existing one. 3419 */ 3420 if (scannedCompatSet.equals(existingSet)) { 3421 // Migrate the old signatures to the new scheme. 3422 existingSigs.assignSignatures(scannedPkg.mSignatures); 3423 // The new KeySets will be re-added later in the scanning process. 3424 synchronized (mPackages) { 3425 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3426 } 3427 return PackageManager.SIGNATURE_MATCH; 3428 } 3429 return PackageManager.SIGNATURE_NO_MATCH; 3430 } 3431 3432 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3433 if (isExternal(scannedPkg)) { 3434 return mSettings.isExternalDatabaseVersionOlderThan( 3435 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3436 } else { 3437 return mSettings.isInternalDatabaseVersionOlderThan( 3438 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3439 } 3440 } 3441 3442 private int compareSignaturesRecover(PackageSignatures existingSigs, 3443 PackageParser.Package scannedPkg) { 3444 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3445 return PackageManager.SIGNATURE_NO_MATCH; 3446 } 3447 3448 String msg = null; 3449 try { 3450 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3451 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3452 + scannedPkg.packageName); 3453 return PackageManager.SIGNATURE_MATCH; 3454 } 3455 } catch (CertificateException e) { 3456 msg = e.getMessage(); 3457 } 3458 3459 logCriticalInfo(Log.INFO, 3460 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3461 return PackageManager.SIGNATURE_NO_MATCH; 3462 } 3463 3464 @Override 3465 public String[] getPackagesForUid(int uid) { 3466 uid = UserHandle.getAppId(uid); 3467 // reader 3468 synchronized (mPackages) { 3469 Object obj = mSettings.getUserIdLPr(uid); 3470 if (obj instanceof SharedUserSetting) { 3471 final SharedUserSetting sus = (SharedUserSetting) obj; 3472 final int N = sus.packages.size(); 3473 final String[] res = new String[N]; 3474 final Iterator<PackageSetting> it = sus.packages.iterator(); 3475 int i = 0; 3476 while (it.hasNext()) { 3477 res[i++] = it.next().name; 3478 } 3479 return res; 3480 } else if (obj instanceof PackageSetting) { 3481 final PackageSetting ps = (PackageSetting) obj; 3482 return new String[] { ps.name }; 3483 } 3484 } 3485 return null; 3486 } 3487 3488 @Override 3489 public String getNameForUid(int uid) { 3490 // reader 3491 synchronized (mPackages) { 3492 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3493 if (obj instanceof SharedUserSetting) { 3494 final SharedUserSetting sus = (SharedUserSetting) obj; 3495 return sus.name + ":" + sus.userId; 3496 } else if (obj instanceof PackageSetting) { 3497 final PackageSetting ps = (PackageSetting) obj; 3498 return ps.name; 3499 } 3500 } 3501 return null; 3502 } 3503 3504 @Override 3505 public int getUidForSharedUser(String sharedUserName) { 3506 if(sharedUserName == null) { 3507 return -1; 3508 } 3509 // reader 3510 synchronized (mPackages) { 3511 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3512 if (suid == null) { 3513 return -1; 3514 } 3515 return suid.userId; 3516 } 3517 } 3518 3519 @Override 3520 public int getFlagsForUid(int uid) { 3521 synchronized (mPackages) { 3522 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3523 if (obj instanceof SharedUserSetting) { 3524 final SharedUserSetting sus = (SharedUserSetting) obj; 3525 return sus.pkgFlags; 3526 } else if (obj instanceof PackageSetting) { 3527 final PackageSetting ps = (PackageSetting) obj; 3528 return ps.pkgFlags; 3529 } 3530 } 3531 return 0; 3532 } 3533 3534 @Override 3535 public int getPrivateFlagsForUid(int uid) { 3536 synchronized (mPackages) { 3537 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3538 if (obj instanceof SharedUserSetting) { 3539 final SharedUserSetting sus = (SharedUserSetting) obj; 3540 return sus.pkgPrivateFlags; 3541 } else if (obj instanceof PackageSetting) { 3542 final PackageSetting ps = (PackageSetting) obj; 3543 return ps.pkgPrivateFlags; 3544 } 3545 } 3546 return 0; 3547 } 3548 3549 @Override 3550 public boolean isUidPrivileged(int uid) { 3551 uid = UserHandle.getAppId(uid); 3552 // reader 3553 synchronized (mPackages) { 3554 Object obj = mSettings.getUserIdLPr(uid); 3555 if (obj instanceof SharedUserSetting) { 3556 final SharedUserSetting sus = (SharedUserSetting) obj; 3557 final Iterator<PackageSetting> it = sus.packages.iterator(); 3558 while (it.hasNext()) { 3559 if (it.next().isPrivileged()) { 3560 return true; 3561 } 3562 } 3563 } else if (obj instanceof PackageSetting) { 3564 final PackageSetting ps = (PackageSetting) obj; 3565 return ps.isPrivileged(); 3566 } 3567 } 3568 return false; 3569 } 3570 3571 @Override 3572 public String[] getAppOpPermissionPackages(String permissionName) { 3573 synchronized (mPackages) { 3574 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3575 if (pkgs == null) { 3576 return null; 3577 } 3578 return pkgs.toArray(new String[pkgs.size()]); 3579 } 3580 } 3581 3582 @Override 3583 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3584 int flags, int userId) { 3585 if (!sUserManager.exists(userId)) return null; 3586 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3587 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3588 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3589 } 3590 3591 @Override 3592 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3593 IntentFilter filter, int match, ComponentName activity) { 3594 final int userId = UserHandle.getCallingUserId(); 3595 if (DEBUG_PREFERRED) { 3596 Log.v(TAG, "setLastChosenActivity intent=" + intent 3597 + " resolvedType=" + resolvedType 3598 + " flags=" + flags 3599 + " filter=" + filter 3600 + " match=" + match 3601 + " activity=" + activity); 3602 filter.dump(new PrintStreamPrinter(System.out), " "); 3603 } 3604 intent.setComponent(null); 3605 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3606 // Find any earlier preferred or last chosen entries and nuke them 3607 findPreferredActivity(intent, resolvedType, 3608 flags, query, 0, false, true, false, userId); 3609 // Add the new activity as the last chosen for this filter 3610 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3611 "Setting last chosen"); 3612 } 3613 3614 @Override 3615 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3616 final int userId = UserHandle.getCallingUserId(); 3617 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3618 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3619 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3620 false, false, false, userId); 3621 } 3622 3623 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3624 int flags, List<ResolveInfo> query, int userId) { 3625 if (query != null) { 3626 final int N = query.size(); 3627 if (N == 1) { 3628 return query.get(0); 3629 } else if (N > 1) { 3630 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3631 // If there is more than one activity with the same priority, 3632 // then let the user decide between them. 3633 ResolveInfo r0 = query.get(0); 3634 ResolveInfo r1 = query.get(1); 3635 if (DEBUG_INTENT_MATCHING || debug) { 3636 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3637 + r1.activityInfo.name + "=" + r1.priority); 3638 } 3639 // If the first activity has a higher priority, or a different 3640 // default, then it is always desireable to pick it. 3641 if (r0.priority != r1.priority 3642 || r0.preferredOrder != r1.preferredOrder 3643 || r0.isDefault != r1.isDefault) { 3644 return query.get(0); 3645 } 3646 // If we have saved a preference for a preferred activity for 3647 // this Intent, use that. 3648 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3649 flags, query, r0.priority, true, false, debug, userId); 3650 if (ri != null) { 3651 return ri; 3652 } 3653 if (userId != 0) { 3654 ri = new ResolveInfo(mResolveInfo); 3655 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3656 ri.activityInfo.applicationInfo = new ApplicationInfo( 3657 ri.activityInfo.applicationInfo); 3658 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3659 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3660 return ri; 3661 } 3662 return mResolveInfo; 3663 } 3664 } 3665 return null; 3666 } 3667 3668 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3669 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3670 final int N = query.size(); 3671 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3672 .get(userId); 3673 // Get the list of persistent preferred activities that handle the intent 3674 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3675 List<PersistentPreferredActivity> pprefs = ppir != null 3676 ? ppir.queryIntent(intent, resolvedType, 3677 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3678 : null; 3679 if (pprefs != null && pprefs.size() > 0) { 3680 final int M = pprefs.size(); 3681 for (int i=0; i<M; i++) { 3682 final PersistentPreferredActivity ppa = pprefs.get(i); 3683 if (DEBUG_PREFERRED || debug) { 3684 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3685 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3686 + "\n component=" + ppa.mComponent); 3687 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3688 } 3689 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3690 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3691 if (DEBUG_PREFERRED || debug) { 3692 Slog.v(TAG, "Found persistent preferred activity:"); 3693 if (ai != null) { 3694 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3695 } else { 3696 Slog.v(TAG, " null"); 3697 } 3698 } 3699 if (ai == null) { 3700 // This previously registered persistent preferred activity 3701 // component is no longer known. Ignore it and do NOT remove it. 3702 continue; 3703 } 3704 for (int j=0; j<N; j++) { 3705 final ResolveInfo ri = query.get(j); 3706 if (!ri.activityInfo.applicationInfo.packageName 3707 .equals(ai.applicationInfo.packageName)) { 3708 continue; 3709 } 3710 if (!ri.activityInfo.name.equals(ai.name)) { 3711 continue; 3712 } 3713 // Found a persistent preference that can handle the intent. 3714 if (DEBUG_PREFERRED || debug) { 3715 Slog.v(TAG, "Returning persistent preferred activity: " + 3716 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3717 } 3718 return ri; 3719 } 3720 } 3721 } 3722 return null; 3723 } 3724 3725 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3726 List<ResolveInfo> query, int priority, boolean always, 3727 boolean removeMatches, boolean debug, int userId) { 3728 if (!sUserManager.exists(userId)) return null; 3729 // writer 3730 synchronized (mPackages) { 3731 if (intent.getSelector() != null) { 3732 intent = intent.getSelector(); 3733 } 3734 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3735 3736 // Try to find a matching persistent preferred activity. 3737 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3738 debug, userId); 3739 3740 // If a persistent preferred activity matched, use it. 3741 if (pri != null) { 3742 return pri; 3743 } 3744 3745 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3746 // Get the list of preferred activities that handle the intent 3747 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3748 List<PreferredActivity> prefs = pir != null 3749 ? pir.queryIntent(intent, resolvedType, 3750 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3751 : null; 3752 if (prefs != null && prefs.size() > 0) { 3753 boolean changed = false; 3754 try { 3755 // First figure out how good the original match set is. 3756 // We will only allow preferred activities that came 3757 // from the same match quality. 3758 int match = 0; 3759 3760 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3761 3762 final int N = query.size(); 3763 for (int j=0; j<N; j++) { 3764 final ResolveInfo ri = query.get(j); 3765 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3766 + ": 0x" + Integer.toHexString(match)); 3767 if (ri.match > match) { 3768 match = ri.match; 3769 } 3770 } 3771 3772 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3773 + Integer.toHexString(match)); 3774 3775 match &= IntentFilter.MATCH_CATEGORY_MASK; 3776 final int M = prefs.size(); 3777 for (int i=0; i<M; i++) { 3778 final PreferredActivity pa = prefs.get(i); 3779 if (DEBUG_PREFERRED || debug) { 3780 Slog.v(TAG, "Checking PreferredActivity ds=" 3781 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3782 + "\n component=" + pa.mPref.mComponent); 3783 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3784 } 3785 if (pa.mPref.mMatch != match) { 3786 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3787 + Integer.toHexString(pa.mPref.mMatch)); 3788 continue; 3789 } 3790 // If it's not an "always" type preferred activity and that's what we're 3791 // looking for, skip it. 3792 if (always && !pa.mPref.mAlways) { 3793 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3794 continue; 3795 } 3796 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3797 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3798 if (DEBUG_PREFERRED || debug) { 3799 Slog.v(TAG, "Found preferred activity:"); 3800 if (ai != null) { 3801 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3802 } else { 3803 Slog.v(TAG, " null"); 3804 } 3805 } 3806 if (ai == null) { 3807 // This previously registered preferred activity 3808 // component is no longer known. Most likely an update 3809 // to the app was installed and in the new version this 3810 // component no longer exists. Clean it up by removing 3811 // it from the preferred activities list, and skip it. 3812 Slog.w(TAG, "Removing dangling preferred activity: " 3813 + pa.mPref.mComponent); 3814 pir.removeFilter(pa); 3815 changed = true; 3816 continue; 3817 } 3818 for (int j=0; j<N; j++) { 3819 final ResolveInfo ri = query.get(j); 3820 if (!ri.activityInfo.applicationInfo.packageName 3821 .equals(ai.applicationInfo.packageName)) { 3822 continue; 3823 } 3824 if (!ri.activityInfo.name.equals(ai.name)) { 3825 continue; 3826 } 3827 3828 if (removeMatches) { 3829 pir.removeFilter(pa); 3830 changed = true; 3831 if (DEBUG_PREFERRED) { 3832 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 3833 } 3834 break; 3835 } 3836 3837 // Okay we found a previously set preferred or last chosen app. 3838 // If the result set is different from when this 3839 // was created, we need to clear it and re-ask the 3840 // user their preference, if we're looking for an "always" type entry. 3841 if (always && !pa.mPref.sameSet(query)) { 3842 Slog.i(TAG, "Result set changed, dropping preferred activity for " 3843 + intent + " type " + resolvedType); 3844 if (DEBUG_PREFERRED) { 3845 Slog.v(TAG, "Removing preferred activity since set changed " 3846 + pa.mPref.mComponent); 3847 } 3848 pir.removeFilter(pa); 3849 // Re-add the filter as a "last chosen" entry (!always) 3850 PreferredActivity lastChosen = new PreferredActivity( 3851 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 3852 pir.addFilter(lastChosen); 3853 changed = true; 3854 return null; 3855 } 3856 3857 // Yay! Either the set matched or we're looking for the last chosen 3858 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 3859 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3860 return ri; 3861 } 3862 } 3863 } finally { 3864 if (changed) { 3865 if (DEBUG_PREFERRED) { 3866 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 3867 } 3868 scheduleWritePackageRestrictionsLocked(userId); 3869 } 3870 } 3871 } 3872 } 3873 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 3874 return null; 3875 } 3876 3877 /* 3878 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 3879 */ 3880 @Override 3881 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 3882 int targetUserId) { 3883 mContext.enforceCallingOrSelfPermission( 3884 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 3885 List<CrossProfileIntentFilter> matches = 3886 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 3887 if (matches != null) { 3888 int size = matches.size(); 3889 for (int i = 0; i < size; i++) { 3890 if (matches.get(i).getTargetUserId() == targetUserId) return true; 3891 } 3892 } 3893 return false; 3894 } 3895 3896 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 3897 String resolvedType, int userId) { 3898 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 3899 if (resolver != null) { 3900 return resolver.queryIntent(intent, resolvedType, false, userId); 3901 } 3902 return null; 3903 } 3904 3905 @Override 3906 public List<ResolveInfo> queryIntentActivities(Intent intent, 3907 String resolvedType, int flags, int userId) { 3908 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3909 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 3910 ComponentName comp = intent.getComponent(); 3911 if (comp == null) { 3912 if (intent.getSelector() != null) { 3913 intent = intent.getSelector(); 3914 comp = intent.getComponent(); 3915 } 3916 } 3917 3918 if (comp != null) { 3919 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3920 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 3921 if (ai != null) { 3922 final ResolveInfo ri = new ResolveInfo(); 3923 ri.activityInfo = ai; 3924 list.add(ri); 3925 } 3926 return list; 3927 } 3928 3929 // reader 3930 synchronized (mPackages) { 3931 final String pkgName = intent.getPackage(); 3932 if (pkgName == null) { 3933 List<CrossProfileIntentFilter> matchingFilters = 3934 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 3935 // Check for results that need to skip the current profile. 3936 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 3937 resolvedType, flags, userId); 3938 if (resolveInfo != null && isUserEnabled(resolveInfo.targetUserId)) { 3939 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 3940 result.add(resolveInfo); 3941 return filterIfNotPrimaryUser(result, userId); 3942 } 3943 3944 // Check for results in the current profile. 3945 List<ResolveInfo> result = mActivities.queryIntent( 3946 intent, resolvedType, flags, userId); 3947 3948 // Check for cross profile results. 3949 resolveInfo = queryCrossProfileIntents( 3950 matchingFilters, intent, resolvedType, flags, userId); 3951 if (resolveInfo != null && isUserEnabled(resolveInfo.targetUserId)) { 3952 result.add(resolveInfo); 3953 Collections.sort(result, mResolvePrioritySorter); 3954 } 3955 result = filterIfNotPrimaryUser(result, userId); 3956 if (result.size() > 1 && hasWebURI(intent)) { 3957 return filterCandidatesWithDomainPreferedActivitiesLPr(flags, result); 3958 } 3959 return result; 3960 } 3961 final PackageParser.Package pkg = mPackages.get(pkgName); 3962 if (pkg != null) { 3963 return filterIfNotPrimaryUser( 3964 mActivities.queryIntentForPackage( 3965 intent, resolvedType, flags, pkg.activities, userId), 3966 userId); 3967 } 3968 return new ArrayList<ResolveInfo>(); 3969 } 3970 } 3971 3972 private boolean isUserEnabled(int userId) { 3973 long callingId = Binder.clearCallingIdentity(); 3974 try { 3975 UserInfo userInfo = sUserManager.getUserInfo(userId); 3976 return userInfo != null && userInfo.isEnabled(); 3977 } finally { 3978 Binder.restoreCallingIdentity(callingId); 3979 } 3980 } 3981 3982 /** 3983 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 3984 * 3985 * @return filtered list 3986 */ 3987 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 3988 if (userId == UserHandle.USER_OWNER) { 3989 return resolveInfos; 3990 } 3991 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 3992 ResolveInfo info = resolveInfos.get(i); 3993 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 3994 resolveInfos.remove(i); 3995 } 3996 } 3997 return resolveInfos; 3998 } 3999 4000 private static boolean hasWebURI(Intent intent) { 4001 if (intent.getData() == null) { 4002 return false; 4003 } 4004 final String scheme = intent.getScheme(); 4005 if (TextUtils.isEmpty(scheme)) { 4006 return false; 4007 } 4008 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4009 } 4010 4011 private List<ResolveInfo> filterCandidatesWithDomainPreferedActivitiesLPr( 4012 int flags, List<ResolveInfo> candidates) { 4013 if (DEBUG_PREFERRED) { 4014 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4015 candidates.size()); 4016 } 4017 4018 final int userId = UserHandle.getCallingUserId(); 4019 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4020 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4021 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4022 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4023 4024 synchronized (mPackages) { 4025 final int count = candidates.size(); 4026 // First, try to use the domain prefered App 4027 for (int n=0; n<count; n++) { 4028 ResolveInfo info = candidates.get(n); 4029 String packageName = info.activityInfo.packageName; 4030 PackageSetting ps = mSettings.mPackages.get(packageName); 4031 if (ps != null) { 4032 // Add to the special match all list (Browser use case) 4033 if (info.handleAllWebDataURI) { 4034 matchAllList.add(info); 4035 continue; 4036 } 4037 // Try to get the status from User settings first 4038 int status = getDomainVerificationStatusLPr(ps, userId); 4039 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4040 result.add(info); 4041 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4042 neverList.add(info); 4043 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4044 undefinedList.add(info); 4045 } 4046 } 4047 } 4048 // If there is nothing selected, add all candidates and remove the ones that the User 4049 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state and 4050 // also remove any Browser Apps ones. 4051 // If there is still none after this pass, add all undefined one and Browser Apps and 4052 // let the User decide with the Disambiguation dialog if there are several ones. 4053 if (result.size() == 0) { 4054 result.addAll(candidates); 4055 } 4056 result.removeAll(neverList); 4057 result.removeAll(matchAllList); 4058 if (result.size() == 0) { 4059 result.addAll(undefinedList); 4060 if ((flags & MATCH_ALL) != 0) { 4061 result.addAll(matchAllList); 4062 } else { 4063 // Try to add the Default Browser if we can 4064 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4065 UserHandle.myUserId()); 4066 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4067 boolean defaultBrowserFound = false; 4068 final int browserCount = matchAllList.size(); 4069 for (int n=0; n<browserCount; n++) { 4070 ResolveInfo browser = matchAllList.get(n); 4071 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4072 result.add(browser); 4073 defaultBrowserFound = true; 4074 break; 4075 } 4076 } 4077 if (!defaultBrowserFound) { 4078 result.addAll(matchAllList); 4079 } 4080 } else { 4081 result.addAll(matchAllList); 4082 } 4083 } 4084 } 4085 } 4086 if (DEBUG_PREFERRED) { 4087 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4088 result.size()); 4089 } 4090 return result; 4091 } 4092 4093 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4094 int status = ps.getDomainVerificationStatusForUser(userId); 4095 // if none available, get the master status 4096 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4097 if (ps.getIntentFilterVerificationInfo() != null) { 4098 status = ps.getIntentFilterVerificationInfo().getStatus(); 4099 } 4100 } 4101 return status; 4102 } 4103 4104 private ResolveInfo querySkipCurrentProfileIntents( 4105 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4106 int flags, int sourceUserId) { 4107 if (matchingFilters != null) { 4108 int size = matchingFilters.size(); 4109 for (int i = 0; i < size; i ++) { 4110 CrossProfileIntentFilter filter = matchingFilters.get(i); 4111 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4112 // Checking if there are activities in the target user that can handle the 4113 // intent. 4114 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4115 flags, sourceUserId); 4116 if (resolveInfo != null) { 4117 return resolveInfo; 4118 } 4119 } 4120 } 4121 } 4122 return null; 4123 } 4124 4125 // Return matching ResolveInfo if any for skip current profile intent filters. 4126 private ResolveInfo queryCrossProfileIntents( 4127 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4128 int flags, int sourceUserId) { 4129 if (matchingFilters != null) { 4130 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4131 // match the same intent. For performance reasons, it is better not to 4132 // run queryIntent twice for the same userId 4133 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4134 int size = matchingFilters.size(); 4135 for (int i = 0; i < size; i++) { 4136 CrossProfileIntentFilter filter = matchingFilters.get(i); 4137 int targetUserId = filter.getTargetUserId(); 4138 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4139 && !alreadyTriedUserIds.get(targetUserId)) { 4140 // Checking if there are activities in the target user that can handle the 4141 // intent. 4142 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4143 flags, sourceUserId); 4144 if (resolveInfo != null) return resolveInfo; 4145 alreadyTriedUserIds.put(targetUserId, true); 4146 } 4147 } 4148 } 4149 return null; 4150 } 4151 4152 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4153 String resolvedType, int flags, int sourceUserId) { 4154 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4155 resolvedType, flags, filter.getTargetUserId()); 4156 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4157 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4158 } 4159 return null; 4160 } 4161 4162 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4163 int sourceUserId, int targetUserId) { 4164 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4165 String className; 4166 if (targetUserId == UserHandle.USER_OWNER) { 4167 className = FORWARD_INTENT_TO_USER_OWNER; 4168 } else { 4169 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4170 } 4171 ComponentName forwardingActivityComponentName = new ComponentName( 4172 mAndroidApplication.packageName, className); 4173 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4174 sourceUserId); 4175 if (targetUserId == UserHandle.USER_OWNER) { 4176 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4177 forwardingResolveInfo.noResourceId = true; 4178 } 4179 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4180 forwardingResolveInfo.priority = 0; 4181 forwardingResolveInfo.preferredOrder = 0; 4182 forwardingResolveInfo.match = 0; 4183 forwardingResolveInfo.isDefault = true; 4184 forwardingResolveInfo.filter = filter; 4185 forwardingResolveInfo.targetUserId = targetUserId; 4186 return forwardingResolveInfo; 4187 } 4188 4189 @Override 4190 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4191 Intent[] specifics, String[] specificTypes, Intent intent, 4192 String resolvedType, int flags, int userId) { 4193 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4194 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4195 false, "query intent activity options"); 4196 final String resultsAction = intent.getAction(); 4197 4198 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4199 | PackageManager.GET_RESOLVED_FILTER, userId); 4200 4201 if (DEBUG_INTENT_MATCHING) { 4202 Log.v(TAG, "Query " + intent + ": " + results); 4203 } 4204 4205 int specificsPos = 0; 4206 int N; 4207 4208 // todo: note that the algorithm used here is O(N^2). This 4209 // isn't a problem in our current environment, but if we start running 4210 // into situations where we have more than 5 or 10 matches then this 4211 // should probably be changed to something smarter... 4212 4213 // First we go through and resolve each of the specific items 4214 // that were supplied, taking care of removing any corresponding 4215 // duplicate items in the generic resolve list. 4216 if (specifics != null) { 4217 for (int i=0; i<specifics.length; i++) { 4218 final Intent sintent = specifics[i]; 4219 if (sintent == null) { 4220 continue; 4221 } 4222 4223 if (DEBUG_INTENT_MATCHING) { 4224 Log.v(TAG, "Specific #" + i + ": " + sintent); 4225 } 4226 4227 String action = sintent.getAction(); 4228 if (resultsAction != null && resultsAction.equals(action)) { 4229 // If this action was explicitly requested, then don't 4230 // remove things that have it. 4231 action = null; 4232 } 4233 4234 ResolveInfo ri = null; 4235 ActivityInfo ai = null; 4236 4237 ComponentName comp = sintent.getComponent(); 4238 if (comp == null) { 4239 ri = resolveIntent( 4240 sintent, 4241 specificTypes != null ? specificTypes[i] : null, 4242 flags, userId); 4243 if (ri == null) { 4244 continue; 4245 } 4246 if (ri == mResolveInfo) { 4247 // ACK! Must do something better with this. 4248 } 4249 ai = ri.activityInfo; 4250 comp = new ComponentName(ai.applicationInfo.packageName, 4251 ai.name); 4252 } else { 4253 ai = getActivityInfo(comp, flags, userId); 4254 if (ai == null) { 4255 continue; 4256 } 4257 } 4258 4259 // Look for any generic query activities that are duplicates 4260 // of this specific one, and remove them from the results. 4261 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4262 N = results.size(); 4263 int j; 4264 for (j=specificsPos; j<N; j++) { 4265 ResolveInfo sri = results.get(j); 4266 if ((sri.activityInfo.name.equals(comp.getClassName()) 4267 && sri.activityInfo.applicationInfo.packageName.equals( 4268 comp.getPackageName())) 4269 || (action != null && sri.filter.matchAction(action))) { 4270 results.remove(j); 4271 if (DEBUG_INTENT_MATCHING) Log.v( 4272 TAG, "Removing duplicate item from " + j 4273 + " due to specific " + specificsPos); 4274 if (ri == null) { 4275 ri = sri; 4276 } 4277 j--; 4278 N--; 4279 } 4280 } 4281 4282 // Add this specific item to its proper place. 4283 if (ri == null) { 4284 ri = new ResolveInfo(); 4285 ri.activityInfo = ai; 4286 } 4287 results.add(specificsPos, ri); 4288 ri.specificIndex = i; 4289 specificsPos++; 4290 } 4291 } 4292 4293 // Now we go through the remaining generic results and remove any 4294 // duplicate actions that are found here. 4295 N = results.size(); 4296 for (int i=specificsPos; i<N-1; i++) { 4297 final ResolveInfo rii = results.get(i); 4298 if (rii.filter == null) { 4299 continue; 4300 } 4301 4302 // Iterate over all of the actions of this result's intent 4303 // filter... typically this should be just one. 4304 final Iterator<String> it = rii.filter.actionsIterator(); 4305 if (it == null) { 4306 continue; 4307 } 4308 while (it.hasNext()) { 4309 final String action = it.next(); 4310 if (resultsAction != null && resultsAction.equals(action)) { 4311 // If this action was explicitly requested, then don't 4312 // remove things that have it. 4313 continue; 4314 } 4315 for (int j=i+1; j<N; j++) { 4316 final ResolveInfo rij = results.get(j); 4317 if (rij.filter != null && rij.filter.hasAction(action)) { 4318 results.remove(j); 4319 if (DEBUG_INTENT_MATCHING) Log.v( 4320 TAG, "Removing duplicate item from " + j 4321 + " due to action " + action + " at " + i); 4322 j--; 4323 N--; 4324 } 4325 } 4326 } 4327 4328 // If the caller didn't request filter information, drop it now 4329 // so we don't have to marshall/unmarshall it. 4330 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4331 rii.filter = null; 4332 } 4333 } 4334 4335 // Filter out the caller activity if so requested. 4336 if (caller != null) { 4337 N = results.size(); 4338 for (int i=0; i<N; i++) { 4339 ActivityInfo ainfo = results.get(i).activityInfo; 4340 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4341 && caller.getClassName().equals(ainfo.name)) { 4342 results.remove(i); 4343 break; 4344 } 4345 } 4346 } 4347 4348 // If the caller didn't request filter information, 4349 // drop them now so we don't have to 4350 // marshall/unmarshall it. 4351 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4352 N = results.size(); 4353 for (int i=0; i<N; i++) { 4354 results.get(i).filter = null; 4355 } 4356 } 4357 4358 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4359 return results; 4360 } 4361 4362 @Override 4363 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4364 int userId) { 4365 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4366 ComponentName comp = intent.getComponent(); 4367 if (comp == null) { 4368 if (intent.getSelector() != null) { 4369 intent = intent.getSelector(); 4370 comp = intent.getComponent(); 4371 } 4372 } 4373 if (comp != null) { 4374 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4375 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4376 if (ai != null) { 4377 ResolveInfo ri = new ResolveInfo(); 4378 ri.activityInfo = ai; 4379 list.add(ri); 4380 } 4381 return list; 4382 } 4383 4384 // reader 4385 synchronized (mPackages) { 4386 String pkgName = intent.getPackage(); 4387 if (pkgName == null) { 4388 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4389 } 4390 final PackageParser.Package pkg = mPackages.get(pkgName); 4391 if (pkg != null) { 4392 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4393 userId); 4394 } 4395 return null; 4396 } 4397 } 4398 4399 @Override 4400 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4401 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4402 if (!sUserManager.exists(userId)) return null; 4403 if (query != null) { 4404 if (query.size() >= 1) { 4405 // If there is more than one service with the same priority, 4406 // just arbitrarily pick the first one. 4407 return query.get(0); 4408 } 4409 } 4410 return null; 4411 } 4412 4413 @Override 4414 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4415 int userId) { 4416 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4417 ComponentName comp = intent.getComponent(); 4418 if (comp == null) { 4419 if (intent.getSelector() != null) { 4420 intent = intent.getSelector(); 4421 comp = intent.getComponent(); 4422 } 4423 } 4424 if (comp != null) { 4425 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4426 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4427 if (si != null) { 4428 final ResolveInfo ri = new ResolveInfo(); 4429 ri.serviceInfo = si; 4430 list.add(ri); 4431 } 4432 return list; 4433 } 4434 4435 // reader 4436 synchronized (mPackages) { 4437 String pkgName = intent.getPackage(); 4438 if (pkgName == null) { 4439 return mServices.queryIntent(intent, resolvedType, flags, userId); 4440 } 4441 final PackageParser.Package pkg = mPackages.get(pkgName); 4442 if (pkg != null) { 4443 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4444 userId); 4445 } 4446 return null; 4447 } 4448 } 4449 4450 @Override 4451 public List<ResolveInfo> queryIntentContentProviders( 4452 Intent intent, String resolvedType, int flags, int userId) { 4453 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4454 ComponentName comp = intent.getComponent(); 4455 if (comp == null) { 4456 if (intent.getSelector() != null) { 4457 intent = intent.getSelector(); 4458 comp = intent.getComponent(); 4459 } 4460 } 4461 if (comp != null) { 4462 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4463 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4464 if (pi != null) { 4465 final ResolveInfo ri = new ResolveInfo(); 4466 ri.providerInfo = pi; 4467 list.add(ri); 4468 } 4469 return list; 4470 } 4471 4472 // reader 4473 synchronized (mPackages) { 4474 String pkgName = intent.getPackage(); 4475 if (pkgName == null) { 4476 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4477 } 4478 final PackageParser.Package pkg = mPackages.get(pkgName); 4479 if (pkg != null) { 4480 return mProviders.queryIntentForPackage( 4481 intent, resolvedType, flags, pkg.providers, userId); 4482 } 4483 return null; 4484 } 4485 } 4486 4487 @Override 4488 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4489 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4490 4491 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4492 4493 // writer 4494 synchronized (mPackages) { 4495 ArrayList<PackageInfo> list; 4496 if (listUninstalled) { 4497 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4498 for (PackageSetting ps : mSettings.mPackages.values()) { 4499 PackageInfo pi; 4500 if (ps.pkg != null) { 4501 pi = generatePackageInfo(ps.pkg, flags, userId); 4502 } else { 4503 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4504 } 4505 if (pi != null) { 4506 list.add(pi); 4507 } 4508 } 4509 } else { 4510 list = new ArrayList<PackageInfo>(mPackages.size()); 4511 for (PackageParser.Package p : mPackages.values()) { 4512 PackageInfo pi = generatePackageInfo(p, flags, userId); 4513 if (pi != null) { 4514 list.add(pi); 4515 } 4516 } 4517 } 4518 4519 return new ParceledListSlice<PackageInfo>(list); 4520 } 4521 } 4522 4523 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4524 String[] permissions, boolean[] tmp, int flags, int userId) { 4525 int numMatch = 0; 4526 final PermissionsState permissionsState = ps.getPermissionsState(); 4527 for (int i=0; i<permissions.length; i++) { 4528 final String permission = permissions[i]; 4529 if (permissionsState.hasPermission(permission, userId)) { 4530 tmp[i] = true; 4531 numMatch++; 4532 } else { 4533 tmp[i] = false; 4534 } 4535 } 4536 if (numMatch == 0) { 4537 return; 4538 } 4539 PackageInfo pi; 4540 if (ps.pkg != null) { 4541 pi = generatePackageInfo(ps.pkg, flags, userId); 4542 } else { 4543 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4544 } 4545 // The above might return null in cases of uninstalled apps or install-state 4546 // skew across users/profiles. 4547 if (pi != null) { 4548 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4549 if (numMatch == permissions.length) { 4550 pi.requestedPermissions = permissions; 4551 } else { 4552 pi.requestedPermissions = new String[numMatch]; 4553 numMatch = 0; 4554 for (int i=0; i<permissions.length; i++) { 4555 if (tmp[i]) { 4556 pi.requestedPermissions[numMatch] = permissions[i]; 4557 numMatch++; 4558 } 4559 } 4560 } 4561 } 4562 list.add(pi); 4563 } 4564 } 4565 4566 @Override 4567 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4568 String[] permissions, int flags, int userId) { 4569 if (!sUserManager.exists(userId)) return null; 4570 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4571 4572 // writer 4573 synchronized (mPackages) { 4574 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4575 boolean[] tmpBools = new boolean[permissions.length]; 4576 if (listUninstalled) { 4577 for (PackageSetting ps : mSettings.mPackages.values()) { 4578 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4579 } 4580 } else { 4581 for (PackageParser.Package pkg : mPackages.values()) { 4582 PackageSetting ps = (PackageSetting)pkg.mExtras; 4583 if (ps != null) { 4584 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4585 userId); 4586 } 4587 } 4588 } 4589 4590 return new ParceledListSlice<PackageInfo>(list); 4591 } 4592 } 4593 4594 @Override 4595 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4596 if (!sUserManager.exists(userId)) return null; 4597 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4598 4599 // writer 4600 synchronized (mPackages) { 4601 ArrayList<ApplicationInfo> list; 4602 if (listUninstalled) { 4603 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4604 for (PackageSetting ps : mSettings.mPackages.values()) { 4605 ApplicationInfo ai; 4606 if (ps.pkg != null) { 4607 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4608 ps.readUserState(userId), userId); 4609 } else { 4610 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4611 } 4612 if (ai != null) { 4613 list.add(ai); 4614 } 4615 } 4616 } else { 4617 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4618 for (PackageParser.Package p : mPackages.values()) { 4619 if (p.mExtras != null) { 4620 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4621 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4622 if (ai != null) { 4623 list.add(ai); 4624 } 4625 } 4626 } 4627 } 4628 4629 return new ParceledListSlice<ApplicationInfo>(list); 4630 } 4631 } 4632 4633 public List<ApplicationInfo> getPersistentApplications(int flags) { 4634 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4635 4636 // reader 4637 synchronized (mPackages) { 4638 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4639 final int userId = UserHandle.getCallingUserId(); 4640 while (i.hasNext()) { 4641 final PackageParser.Package p = i.next(); 4642 if (p.applicationInfo != null 4643 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4644 && (!mSafeMode || isSystemApp(p))) { 4645 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4646 if (ps != null) { 4647 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4648 ps.readUserState(userId), userId); 4649 if (ai != null) { 4650 finalList.add(ai); 4651 } 4652 } 4653 } 4654 } 4655 } 4656 4657 return finalList; 4658 } 4659 4660 @Override 4661 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4662 if (!sUserManager.exists(userId)) return null; 4663 // reader 4664 synchronized (mPackages) { 4665 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4666 PackageSetting ps = provider != null 4667 ? mSettings.mPackages.get(provider.owner.packageName) 4668 : null; 4669 return ps != null 4670 && mSettings.isEnabledLPr(provider.info, flags, userId) 4671 && (!mSafeMode || (provider.info.applicationInfo.flags 4672 &ApplicationInfo.FLAG_SYSTEM) != 0) 4673 ? PackageParser.generateProviderInfo(provider, flags, 4674 ps.readUserState(userId), userId) 4675 : null; 4676 } 4677 } 4678 4679 /** 4680 * @deprecated 4681 */ 4682 @Deprecated 4683 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4684 // reader 4685 synchronized (mPackages) { 4686 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4687 .entrySet().iterator(); 4688 final int userId = UserHandle.getCallingUserId(); 4689 while (i.hasNext()) { 4690 Map.Entry<String, PackageParser.Provider> entry = i.next(); 4691 PackageParser.Provider p = entry.getValue(); 4692 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4693 4694 if (ps != null && p.syncable 4695 && (!mSafeMode || (p.info.applicationInfo.flags 4696 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 4697 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 4698 ps.readUserState(userId), userId); 4699 if (info != null) { 4700 outNames.add(entry.getKey()); 4701 outInfo.add(info); 4702 } 4703 } 4704 } 4705 } 4706 } 4707 4708 @Override 4709 public List<ProviderInfo> queryContentProviders(String processName, 4710 int uid, int flags) { 4711 ArrayList<ProviderInfo> finalList = null; 4712 // reader 4713 synchronized (mPackages) { 4714 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 4715 final int userId = processName != null ? 4716 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 4717 while (i.hasNext()) { 4718 final PackageParser.Provider p = i.next(); 4719 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4720 if (ps != null && p.info.authority != null 4721 && (processName == null 4722 || (p.info.processName.equals(processName) 4723 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 4724 && mSettings.isEnabledLPr(p.info, flags, userId) 4725 && (!mSafeMode 4726 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 4727 if (finalList == null) { 4728 finalList = new ArrayList<ProviderInfo>(3); 4729 } 4730 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 4731 ps.readUserState(userId), userId); 4732 if (info != null) { 4733 finalList.add(info); 4734 } 4735 } 4736 } 4737 } 4738 4739 if (finalList != null) { 4740 Collections.sort(finalList, mProviderInitOrderSorter); 4741 } 4742 4743 return finalList; 4744 } 4745 4746 @Override 4747 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4748 int flags) { 4749 // reader 4750 synchronized (mPackages) { 4751 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4752 return PackageParser.generateInstrumentationInfo(i, flags); 4753 } 4754 } 4755 4756 @Override 4757 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4758 int flags) { 4759 ArrayList<InstrumentationInfo> finalList = 4760 new ArrayList<InstrumentationInfo>(); 4761 4762 // reader 4763 synchronized (mPackages) { 4764 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4765 while (i.hasNext()) { 4766 final PackageParser.Instrumentation p = i.next(); 4767 if (targetPackage == null 4768 || targetPackage.equals(p.info.targetPackage)) { 4769 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4770 flags); 4771 if (ii != null) { 4772 finalList.add(ii); 4773 } 4774 } 4775 } 4776 } 4777 4778 return finalList; 4779 } 4780 4781 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4782 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4783 if (overlays == null) { 4784 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4785 return; 4786 } 4787 for (PackageParser.Package opkg : overlays.values()) { 4788 // Not much to do if idmap fails: we already logged the error 4789 // and we certainly don't want to abort installation of pkg simply 4790 // because an overlay didn't fit properly. For these reasons, 4791 // ignore the return value of createIdmapForPackagePairLI. 4792 createIdmapForPackagePairLI(pkg, opkg); 4793 } 4794 } 4795 4796 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4797 PackageParser.Package opkg) { 4798 if (!opkg.mTrustedOverlay) { 4799 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 4800 opkg.baseCodePath + ": overlay not trusted"); 4801 return false; 4802 } 4803 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 4804 if (overlaySet == null) { 4805 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 4806 opkg.baseCodePath + " but target package has no known overlays"); 4807 return false; 4808 } 4809 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4810 // TODO: generate idmap for split APKs 4811 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 4812 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 4813 + opkg.baseCodePath); 4814 return false; 4815 } 4816 PackageParser.Package[] overlayArray = 4817 overlaySet.values().toArray(new PackageParser.Package[0]); 4818 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 4819 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 4820 return p1.mOverlayPriority - p2.mOverlayPriority; 4821 } 4822 }; 4823 Arrays.sort(overlayArray, cmp); 4824 4825 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 4826 int i = 0; 4827 for (PackageParser.Package p : overlayArray) { 4828 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 4829 } 4830 return true; 4831 } 4832 4833 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 4834 final File[] files = dir.listFiles(); 4835 if (ArrayUtils.isEmpty(files)) { 4836 Log.d(TAG, "No files in app dir " + dir); 4837 return; 4838 } 4839 4840 if (DEBUG_PACKAGE_SCANNING) { 4841 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 4842 + " flags=0x" + Integer.toHexString(parseFlags)); 4843 } 4844 4845 for (File file : files) { 4846 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 4847 && !PackageInstallerService.isStageName(file.getName()); 4848 if (!isPackage) { 4849 // Ignore entries which are not packages 4850 continue; 4851 } 4852 try { 4853 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 4854 scanFlags, currentTime, null); 4855 } catch (PackageManagerException e) { 4856 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 4857 4858 // Delete invalid userdata apps 4859 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 4860 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 4861 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 4862 if (file.isDirectory()) { 4863 mInstaller.rmPackageDir(file.getAbsolutePath()); 4864 } else { 4865 file.delete(); 4866 } 4867 } 4868 } 4869 } 4870 } 4871 4872 private static File getSettingsProblemFile() { 4873 File dataDir = Environment.getDataDirectory(); 4874 File systemDir = new File(dataDir, "system"); 4875 File fname = new File(systemDir, "uiderrors.txt"); 4876 return fname; 4877 } 4878 4879 static void reportSettingsProblem(int priority, String msg) { 4880 logCriticalInfo(priority, msg); 4881 } 4882 4883 static void logCriticalInfo(int priority, String msg) { 4884 Slog.println(priority, TAG, msg); 4885 EventLogTags.writePmCriticalInfo(msg); 4886 try { 4887 File fname = getSettingsProblemFile(); 4888 FileOutputStream out = new FileOutputStream(fname, true); 4889 PrintWriter pw = new FastPrintWriter(out); 4890 SimpleDateFormat formatter = new SimpleDateFormat(); 4891 String dateString = formatter.format(new Date(System.currentTimeMillis())); 4892 pw.println(dateString + ": " + msg); 4893 pw.close(); 4894 FileUtils.setPermissions( 4895 fname.toString(), 4896 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 4897 -1, -1); 4898 } catch (java.io.IOException e) { 4899 } 4900 } 4901 4902 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 4903 PackageParser.Package pkg, File srcFile, int parseFlags) 4904 throws PackageManagerException { 4905 if (ps != null 4906 && ps.codePath.equals(srcFile) 4907 && ps.timeStamp == srcFile.lastModified() 4908 && !isCompatSignatureUpdateNeeded(pkg) 4909 && !isRecoverSignatureUpdateNeeded(pkg)) { 4910 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 4911 if (ps.signatures.mSignatures != null 4912 && ps.signatures.mSignatures.length != 0 4913 && mSigningKeySetId != PackageKeySetData.KEYSET_UNASSIGNED) { 4914 // Optimization: reuse the existing cached certificates 4915 // if the package appears to be unchanged. 4916 pkg.mSignatures = ps.signatures.mSignatures; 4917 KeySetManagerService ksms = mSettings.mKeySetManagerService; 4918 synchronized (mPackages) { 4919 pkg.mSigningKeys = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 4920 } 4921 return; 4922 } 4923 4924 Slog.w(TAG, "PackageSetting for " + ps.name 4925 + " is missing signatures. Collecting certs again to recover them."); 4926 } else { 4927 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 4928 } 4929 4930 try { 4931 pp.collectCertificates(pkg, parseFlags); 4932 pp.collectManifestDigest(pkg); 4933 } catch (PackageParserException e) { 4934 throw PackageManagerException.from(e); 4935 } 4936 } 4937 4938 /* 4939 * Scan a package and return the newly parsed package. 4940 * Returns null in case of errors and the error code is stored in mLastScanError 4941 */ 4942 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 4943 long currentTime, UserHandle user) throws PackageManagerException { 4944 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 4945 parseFlags |= mDefParseFlags; 4946 PackageParser pp = new PackageParser(); 4947 pp.setSeparateProcesses(mSeparateProcesses); 4948 pp.setOnlyCoreApps(mOnlyCore); 4949 pp.setDisplayMetrics(mMetrics); 4950 4951 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 4952 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 4953 } 4954 4955 final PackageParser.Package pkg; 4956 try { 4957 pkg = pp.parsePackage(scanFile, parseFlags); 4958 } catch (PackageParserException e) { 4959 throw PackageManagerException.from(e); 4960 } 4961 4962 PackageSetting ps = null; 4963 PackageSetting updatedPkg; 4964 // reader 4965 synchronized (mPackages) { 4966 // Look to see if we already know about this package. 4967 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 4968 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 4969 // This package has been renamed to its original name. Let's 4970 // use that. 4971 ps = mSettings.peekPackageLPr(oldName); 4972 } 4973 // If there was no original package, see one for the real package name. 4974 if (ps == null) { 4975 ps = mSettings.peekPackageLPr(pkg.packageName); 4976 } 4977 // Check to see if this package could be hiding/updating a system 4978 // package. Must look for it either under the original or real 4979 // package name depending on our state. 4980 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 4981 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 4982 } 4983 boolean updatedPkgBetter = false; 4984 // First check if this is a system package that may involve an update 4985 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4986 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 4987 // it needs to drop FLAG_PRIVILEGED. 4988 if (locationIsPrivileged(scanFile)) { 4989 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4990 } else { 4991 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 4992 } 4993 4994 if (ps != null && !ps.codePath.equals(scanFile)) { 4995 // The path has changed from what was last scanned... check the 4996 // version of the new path against what we have stored to determine 4997 // what to do. 4998 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 4999 if (pkg.mVersionCode <= ps.versionCode) { 5000 // The system package has been updated and the code path does not match 5001 // Ignore entry. Skip it. 5002 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5003 + " ignored: updated version " + ps.versionCode 5004 + " better than this " + pkg.mVersionCode); 5005 if (!updatedPkg.codePath.equals(scanFile)) { 5006 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5007 + ps.name + " changing from " + updatedPkg.codePathString 5008 + " to " + scanFile); 5009 updatedPkg.codePath = scanFile; 5010 updatedPkg.codePathString = scanFile.toString(); 5011 updatedPkg.resourcePath = scanFile; 5012 updatedPkg.resourcePathString = scanFile.toString(); 5013 } 5014 updatedPkg.pkg = pkg; 5015 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5016 } else { 5017 // The current app on the system partition is better than 5018 // what we have updated to on the data partition; switch 5019 // back to the system partition version. 5020 // At this point, its safely assumed that package installation for 5021 // apps in system partition will go through. If not there won't be a working 5022 // version of the app 5023 // writer 5024 synchronized (mPackages) { 5025 // Just remove the loaded entries from package lists. 5026 mPackages.remove(ps.name); 5027 } 5028 5029 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5030 + " reverting from " + ps.codePathString 5031 + ": new version " + pkg.mVersionCode 5032 + " better than installed " + ps.versionCode); 5033 5034 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5035 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 5036 getAppDexInstructionSets(ps)); 5037 synchronized (mInstallLock) { 5038 args.cleanUpResourcesLI(); 5039 } 5040 synchronized (mPackages) { 5041 mSettings.enableSystemPackageLPw(ps.name); 5042 } 5043 updatedPkgBetter = true; 5044 } 5045 } 5046 } 5047 5048 if (updatedPkg != null) { 5049 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5050 // initially 5051 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5052 5053 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5054 // flag set initially 5055 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5056 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5057 } 5058 } 5059 5060 // Verify certificates against what was last scanned 5061 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5062 5063 /* 5064 * A new system app appeared, but we already had a non-system one of the 5065 * same name installed earlier. 5066 */ 5067 boolean shouldHideSystemApp = false; 5068 if (updatedPkg == null && ps != null 5069 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5070 /* 5071 * Check to make sure the signatures match first. If they don't, 5072 * wipe the installed application and its data. 5073 */ 5074 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5075 != PackageManager.SIGNATURE_MATCH) { 5076 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5077 + " signatures don't match existing userdata copy; removing"); 5078 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5079 ps = null; 5080 } else { 5081 /* 5082 * If the newly-added system app is an older version than the 5083 * already installed version, hide it. It will be scanned later 5084 * and re-added like an update. 5085 */ 5086 if (pkg.mVersionCode <= ps.versionCode) { 5087 shouldHideSystemApp = true; 5088 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5089 + " but new version " + pkg.mVersionCode + " better than installed " 5090 + ps.versionCode + "; hiding system"); 5091 } else { 5092 /* 5093 * The newly found system app is a newer version that the 5094 * one previously installed. Simply remove the 5095 * already-installed application and replace it with our own 5096 * while keeping the application data. 5097 */ 5098 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5099 + " reverting from " + ps.codePathString + ": new version " 5100 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5101 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5102 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 5103 getAppDexInstructionSets(ps)); 5104 synchronized (mInstallLock) { 5105 args.cleanUpResourcesLI(); 5106 } 5107 } 5108 } 5109 } 5110 5111 // The apk is forward locked (not public) if its code and resources 5112 // are kept in different files. (except for app in either system or 5113 // vendor path). 5114 // TODO grab this value from PackageSettings 5115 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5116 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5117 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5118 } 5119 } 5120 5121 // TODO: extend to support forward-locked splits 5122 String resourcePath = null; 5123 String baseResourcePath = null; 5124 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5125 if (ps != null && ps.resourcePathString != null) { 5126 resourcePath = ps.resourcePathString; 5127 baseResourcePath = ps.resourcePathString; 5128 } else { 5129 // Should not happen at all. Just log an error. 5130 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5131 } 5132 } else { 5133 resourcePath = pkg.codePath; 5134 baseResourcePath = pkg.baseCodePath; 5135 } 5136 5137 // Set application objects path explicitly. 5138 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5139 pkg.applicationInfo.setCodePath(pkg.codePath); 5140 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5141 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5142 pkg.applicationInfo.setResourcePath(resourcePath); 5143 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5144 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5145 5146 // Note that we invoke the following method only if we are about to unpack an application 5147 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5148 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5149 5150 /* 5151 * If the system app should be overridden by a previously installed 5152 * data, hide the system app now and let the /data/app scan pick it up 5153 * again. 5154 */ 5155 if (shouldHideSystemApp) { 5156 synchronized (mPackages) { 5157 /* 5158 * We have to grant systems permissions before we hide, because 5159 * grantPermissions will assume the package update is trying to 5160 * expand its permissions. 5161 */ 5162 grantPermissionsLPw(pkg, true, pkg.packageName); 5163 mSettings.disableSystemPackageLPw(pkg.packageName); 5164 } 5165 } 5166 5167 return scannedPkg; 5168 } 5169 5170 private static String fixProcessName(String defProcessName, 5171 String processName, int uid) { 5172 if (processName == null) { 5173 return defProcessName; 5174 } 5175 return processName; 5176 } 5177 5178 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5179 throws PackageManagerException { 5180 if (pkgSetting.signatures.mSignatures != null) { 5181 // Already existing package. Make sure signatures match 5182 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5183 == PackageManager.SIGNATURE_MATCH; 5184 if (!match) { 5185 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5186 == PackageManager.SIGNATURE_MATCH; 5187 } 5188 if (!match) { 5189 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5190 == PackageManager.SIGNATURE_MATCH; 5191 } 5192 if (!match) { 5193 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5194 + pkg.packageName + " signatures do not match the " 5195 + "previously installed version; ignoring!"); 5196 } 5197 } 5198 5199 // Check for shared user signatures 5200 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5201 // Already existing package. Make sure signatures match 5202 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5203 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5204 if (!match) { 5205 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5206 == PackageManager.SIGNATURE_MATCH; 5207 } 5208 if (!match) { 5209 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5210 == PackageManager.SIGNATURE_MATCH; 5211 } 5212 if (!match) { 5213 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5214 "Package " + pkg.packageName 5215 + " has no signatures that match those in shared user " 5216 + pkgSetting.sharedUser.name + "; ignoring!"); 5217 } 5218 } 5219 } 5220 5221 /** 5222 * Enforces that only the system UID or root's UID can call a method exposed 5223 * via Binder. 5224 * 5225 * @param message used as message if SecurityException is thrown 5226 * @throws SecurityException if the caller is not system or root 5227 */ 5228 private static final void enforceSystemOrRoot(String message) { 5229 final int uid = Binder.getCallingUid(); 5230 if (uid != Process.SYSTEM_UID && uid != 0) { 5231 throw new SecurityException(message); 5232 } 5233 } 5234 5235 @Override 5236 public void performBootDexOpt() { 5237 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5238 5239 // Before everything else, see whether we need to fstrim. 5240 try { 5241 IMountService ms = PackageHelper.getMountService(); 5242 if (ms != null) { 5243 final boolean isUpgrade = isUpgrade(); 5244 boolean doTrim = isUpgrade; 5245 if (doTrim) { 5246 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5247 } else { 5248 final long interval = android.provider.Settings.Global.getLong( 5249 mContext.getContentResolver(), 5250 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5251 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5252 if (interval > 0) { 5253 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5254 if (timeSinceLast > interval) { 5255 doTrim = true; 5256 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5257 + "; running immediately"); 5258 } 5259 } 5260 } 5261 if (doTrim) { 5262 if (!isFirstBoot()) { 5263 try { 5264 ActivityManagerNative.getDefault().showBootMessage( 5265 mContext.getResources().getString( 5266 R.string.android_upgrading_fstrim), true); 5267 } catch (RemoteException e) { 5268 } 5269 } 5270 ms.runMaintenance(); 5271 } 5272 } else { 5273 Slog.e(TAG, "Mount service unavailable!"); 5274 } 5275 } catch (RemoteException e) { 5276 // Can't happen; MountService is local 5277 } 5278 5279 final ArraySet<PackageParser.Package> pkgs; 5280 synchronized (mPackages) { 5281 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5282 } 5283 5284 if (pkgs != null) { 5285 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5286 // in case the device runs out of space. 5287 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5288 // Give priority to core apps. 5289 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5290 PackageParser.Package pkg = it.next(); 5291 if (pkg.coreApp) { 5292 if (DEBUG_DEXOPT) { 5293 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5294 } 5295 sortedPkgs.add(pkg); 5296 it.remove(); 5297 } 5298 } 5299 // Give priority to system apps that listen for pre boot complete. 5300 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5301 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5302 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5303 PackageParser.Package pkg = it.next(); 5304 if (pkgNames.contains(pkg.packageName)) { 5305 if (DEBUG_DEXOPT) { 5306 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5307 } 5308 sortedPkgs.add(pkg); 5309 it.remove(); 5310 } 5311 } 5312 // Give priority to system apps. 5313 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5314 PackageParser.Package pkg = it.next(); 5315 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5316 if (DEBUG_DEXOPT) { 5317 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5318 } 5319 sortedPkgs.add(pkg); 5320 it.remove(); 5321 } 5322 } 5323 // Give priority to updated system apps. 5324 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5325 PackageParser.Package pkg = it.next(); 5326 if (pkg.isUpdatedSystemApp()) { 5327 if (DEBUG_DEXOPT) { 5328 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5329 } 5330 sortedPkgs.add(pkg); 5331 it.remove(); 5332 } 5333 } 5334 // Give priority to apps that listen for boot complete. 5335 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5336 pkgNames = getPackageNamesForIntent(intent); 5337 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5338 PackageParser.Package pkg = it.next(); 5339 if (pkgNames.contains(pkg.packageName)) { 5340 if (DEBUG_DEXOPT) { 5341 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5342 } 5343 sortedPkgs.add(pkg); 5344 it.remove(); 5345 } 5346 } 5347 // Filter out packages that aren't recently used. 5348 filterRecentlyUsedApps(pkgs); 5349 // Add all remaining apps. 5350 for (PackageParser.Package pkg : pkgs) { 5351 if (DEBUG_DEXOPT) { 5352 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5353 } 5354 sortedPkgs.add(pkg); 5355 } 5356 5357 // If we want to be lazy, filter everything that wasn't recently used. 5358 if (mLazyDexOpt) { 5359 filterRecentlyUsedApps(sortedPkgs); 5360 } 5361 5362 int i = 0; 5363 int total = sortedPkgs.size(); 5364 File dataDir = Environment.getDataDirectory(); 5365 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5366 if (lowThreshold == 0) { 5367 throw new IllegalStateException("Invalid low memory threshold"); 5368 } 5369 for (PackageParser.Package pkg : sortedPkgs) { 5370 long usableSpace = dataDir.getUsableSpace(); 5371 if (usableSpace < lowThreshold) { 5372 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5373 break; 5374 } 5375 performBootDexOpt(pkg, ++i, total); 5376 } 5377 } 5378 } 5379 5380 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5381 // Filter out packages that aren't recently used. 5382 // 5383 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5384 // should do a full dexopt. 5385 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5386 int total = pkgs.size(); 5387 int skipped = 0; 5388 long now = System.currentTimeMillis(); 5389 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5390 PackageParser.Package pkg = i.next(); 5391 long then = pkg.mLastPackageUsageTimeInMills; 5392 if (then + mDexOptLRUThresholdInMills < now) { 5393 if (DEBUG_DEXOPT) { 5394 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5395 ((then == 0) ? "never" : new Date(then))); 5396 } 5397 i.remove(); 5398 skipped++; 5399 } 5400 } 5401 if (DEBUG_DEXOPT) { 5402 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5403 } 5404 } 5405 } 5406 5407 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5408 List<ResolveInfo> ris = null; 5409 try { 5410 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5411 intent, null, 0, UserHandle.USER_OWNER); 5412 } catch (RemoteException e) { 5413 } 5414 ArraySet<String> pkgNames = new ArraySet<String>(); 5415 if (ris != null) { 5416 for (ResolveInfo ri : ris) { 5417 pkgNames.add(ri.activityInfo.packageName); 5418 } 5419 } 5420 return pkgNames; 5421 } 5422 5423 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5424 if (DEBUG_DEXOPT) { 5425 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5426 } 5427 if (!isFirstBoot()) { 5428 try { 5429 ActivityManagerNative.getDefault().showBootMessage( 5430 mContext.getResources().getString(R.string.android_upgrading_apk, 5431 curr, total), true); 5432 } catch (RemoteException e) { 5433 } 5434 } 5435 PackageParser.Package p = pkg; 5436 synchronized (mInstallLock) { 5437 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5438 false /* force dex */, false /* defer */, true /* include dependencies */); 5439 } 5440 } 5441 5442 @Override 5443 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5444 return performDexOpt(packageName, instructionSet, false); 5445 } 5446 5447 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5448 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5449 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5450 if (!dexopt && !updateUsage) { 5451 // We aren't going to dexopt or update usage, so bail early. 5452 return false; 5453 } 5454 PackageParser.Package p; 5455 final String targetInstructionSet; 5456 synchronized (mPackages) { 5457 p = mPackages.get(packageName); 5458 if (p == null) { 5459 return false; 5460 } 5461 if (updateUsage) { 5462 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5463 } 5464 mPackageUsage.write(false); 5465 if (!dexopt) { 5466 // We aren't going to dexopt, so bail early. 5467 return false; 5468 } 5469 5470 targetInstructionSet = instructionSet != null ? instructionSet : 5471 getPrimaryInstructionSet(p.applicationInfo); 5472 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5473 return false; 5474 } 5475 } 5476 5477 synchronized (mInstallLock) { 5478 final String[] instructionSets = new String[] { targetInstructionSet }; 5479 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5480 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5481 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5482 } 5483 } 5484 5485 public ArraySet<String> getPackagesThatNeedDexOpt() { 5486 ArraySet<String> pkgs = null; 5487 synchronized (mPackages) { 5488 for (PackageParser.Package p : mPackages.values()) { 5489 if (DEBUG_DEXOPT) { 5490 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5491 } 5492 if (!p.mDexOptPerformed.isEmpty()) { 5493 continue; 5494 } 5495 if (pkgs == null) { 5496 pkgs = new ArraySet<String>(); 5497 } 5498 pkgs.add(p.packageName); 5499 } 5500 } 5501 return pkgs; 5502 } 5503 5504 public void shutdown() { 5505 mPackageUsage.write(true); 5506 } 5507 5508 @Override 5509 public void forceDexOpt(String packageName) { 5510 enforceSystemOrRoot("forceDexOpt"); 5511 5512 PackageParser.Package pkg; 5513 synchronized (mPackages) { 5514 pkg = mPackages.get(packageName); 5515 if (pkg == null) { 5516 throw new IllegalArgumentException("Missing package: " + packageName); 5517 } 5518 } 5519 5520 synchronized (mInstallLock) { 5521 final String[] instructionSets = new String[] { 5522 getPrimaryInstructionSet(pkg.applicationInfo) }; 5523 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5524 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5525 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5526 throw new IllegalStateException("Failed to dexopt: " + res); 5527 } 5528 } 5529 } 5530 5531 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5532 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5533 Slog.w(TAG, "Unable to update from " + oldPkg.name 5534 + " to " + newPkg.packageName 5535 + ": old package not in system partition"); 5536 return false; 5537 } else if (mPackages.get(oldPkg.name) != null) { 5538 Slog.w(TAG, "Unable to update from " + oldPkg.name 5539 + " to " + newPkg.packageName 5540 + ": old package still exists"); 5541 return false; 5542 } 5543 return true; 5544 } 5545 5546 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5547 int[] users = sUserManager.getUserIds(); 5548 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5549 if (res < 0) { 5550 return res; 5551 } 5552 for (int user : users) { 5553 if (user != 0) { 5554 res = mInstaller.createUserData(volumeUuid, packageName, 5555 UserHandle.getUid(user, uid), user, seinfo); 5556 if (res < 0) { 5557 return res; 5558 } 5559 } 5560 } 5561 return res; 5562 } 5563 5564 private int removeDataDirsLI(String volumeUuid, String packageName) { 5565 int[] users = sUserManager.getUserIds(); 5566 int res = 0; 5567 for (int user : users) { 5568 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5569 if (resInner < 0) { 5570 res = resInner; 5571 } 5572 } 5573 5574 return res; 5575 } 5576 5577 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5578 int[] users = sUserManager.getUserIds(); 5579 int res = 0; 5580 for (int user : users) { 5581 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5582 if (resInner < 0) { 5583 res = resInner; 5584 } 5585 } 5586 return res; 5587 } 5588 5589 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5590 PackageParser.Package changingLib) { 5591 if (file.path != null) { 5592 usesLibraryFiles.add(file.path); 5593 return; 5594 } 5595 PackageParser.Package p = mPackages.get(file.apk); 5596 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5597 // If we are doing this while in the middle of updating a library apk, 5598 // then we need to make sure to use that new apk for determining the 5599 // dependencies here. (We haven't yet finished committing the new apk 5600 // to the package manager state.) 5601 if (p == null || p.packageName.equals(changingLib.packageName)) { 5602 p = changingLib; 5603 } 5604 } 5605 if (p != null) { 5606 usesLibraryFiles.addAll(p.getAllCodePaths()); 5607 } 5608 } 5609 5610 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5611 PackageParser.Package changingLib) throws PackageManagerException { 5612 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5613 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5614 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5615 for (int i=0; i<N; i++) { 5616 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5617 if (file == null) { 5618 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5619 "Package " + pkg.packageName + " requires unavailable shared library " 5620 + pkg.usesLibraries.get(i) + "; failing!"); 5621 } 5622 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5623 } 5624 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5625 for (int i=0; i<N; i++) { 5626 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5627 if (file == null) { 5628 Slog.w(TAG, "Package " + pkg.packageName 5629 + " desires unavailable shared library " 5630 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5631 } else { 5632 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5633 } 5634 } 5635 N = usesLibraryFiles.size(); 5636 if (N > 0) { 5637 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5638 } else { 5639 pkg.usesLibraryFiles = null; 5640 } 5641 } 5642 } 5643 5644 private static boolean hasString(List<String> list, List<String> which) { 5645 if (list == null) { 5646 return false; 5647 } 5648 for (int i=list.size()-1; i>=0; i--) { 5649 for (int j=which.size()-1; j>=0; j--) { 5650 if (which.get(j).equals(list.get(i))) { 5651 return true; 5652 } 5653 } 5654 } 5655 return false; 5656 } 5657 5658 private void updateAllSharedLibrariesLPw() { 5659 for (PackageParser.Package pkg : mPackages.values()) { 5660 try { 5661 updateSharedLibrariesLPw(pkg, null); 5662 } catch (PackageManagerException e) { 5663 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5664 } 5665 } 5666 } 5667 5668 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5669 PackageParser.Package changingPkg) { 5670 ArrayList<PackageParser.Package> res = null; 5671 for (PackageParser.Package pkg : mPackages.values()) { 5672 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5673 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5674 if (res == null) { 5675 res = new ArrayList<PackageParser.Package>(); 5676 } 5677 res.add(pkg); 5678 try { 5679 updateSharedLibrariesLPw(pkg, changingPkg); 5680 } catch (PackageManagerException e) { 5681 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5682 } 5683 } 5684 } 5685 return res; 5686 } 5687 5688 /** 5689 * Derive the value of the {@code cpuAbiOverride} based on the provided 5690 * value and an optional stored value from the package settings. 5691 */ 5692 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5693 String cpuAbiOverride = null; 5694 5695 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5696 cpuAbiOverride = null; 5697 } else if (abiOverride != null) { 5698 cpuAbiOverride = abiOverride; 5699 } else if (settings != null) { 5700 cpuAbiOverride = settings.cpuAbiOverrideString; 5701 } 5702 5703 return cpuAbiOverride; 5704 } 5705 5706 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5707 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5708 boolean success = false; 5709 try { 5710 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5711 currentTime, user); 5712 success = true; 5713 return res; 5714 } finally { 5715 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5716 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 5717 } 5718 } 5719 } 5720 5721 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5722 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5723 final File scanFile = new File(pkg.codePath); 5724 if (pkg.applicationInfo.getCodePath() == null || 5725 pkg.applicationInfo.getResourcePath() == null) { 5726 // Bail out. The resource and code paths haven't been set. 5727 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5728 "Code and resource paths haven't been set correctly"); 5729 } 5730 5731 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5732 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5733 } else { 5734 // Only allow system apps to be flagged as core apps. 5735 pkg.coreApp = false; 5736 } 5737 5738 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5739 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5740 } 5741 5742 if (mCustomResolverComponentName != null && 5743 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5744 setUpCustomResolverActivity(pkg); 5745 } 5746 5747 if (pkg.packageName.equals("android")) { 5748 synchronized (mPackages) { 5749 if (mAndroidApplication != null) { 5750 Slog.w(TAG, "*************************************************"); 5751 Slog.w(TAG, "Core android package being redefined. Skipping."); 5752 Slog.w(TAG, " file=" + scanFile); 5753 Slog.w(TAG, "*************************************************"); 5754 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5755 "Core android package being redefined. Skipping."); 5756 } 5757 5758 // Set up information for our fall-back user intent resolution activity. 5759 mPlatformPackage = pkg; 5760 pkg.mVersionCode = mSdkVersion; 5761 mAndroidApplication = pkg.applicationInfo; 5762 5763 if (!mResolverReplaced) { 5764 mResolveActivity.applicationInfo = mAndroidApplication; 5765 mResolveActivity.name = ResolverActivity.class.getName(); 5766 mResolveActivity.packageName = mAndroidApplication.packageName; 5767 mResolveActivity.processName = "system:ui"; 5768 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5769 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5770 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5771 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5772 mResolveActivity.exported = true; 5773 mResolveActivity.enabled = true; 5774 mResolveInfo.activityInfo = mResolveActivity; 5775 mResolveInfo.priority = 0; 5776 mResolveInfo.preferredOrder = 0; 5777 mResolveInfo.match = 0; 5778 mResolveComponentName = new ComponentName( 5779 mAndroidApplication.packageName, mResolveActivity.name); 5780 } 5781 } 5782 } 5783 5784 if (DEBUG_PACKAGE_SCANNING) { 5785 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5786 Log.d(TAG, "Scanning package " + pkg.packageName); 5787 } 5788 5789 if (mPackages.containsKey(pkg.packageName) 5790 || mSharedLibraries.containsKey(pkg.packageName)) { 5791 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5792 "Application package " + pkg.packageName 5793 + " already installed. Skipping duplicate."); 5794 } 5795 5796 // If we're only installing presumed-existing packages, require that the 5797 // scanned APK is both already known and at the path previously established 5798 // for it. Previously unknown packages we pick up normally, but if we have an 5799 // a priori expectation about this package's install presence, enforce it. 5800 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 5801 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 5802 if (known != null) { 5803 if (DEBUG_PACKAGE_SCANNING) { 5804 Log.d(TAG, "Examining " + pkg.codePath 5805 + " and requiring known paths " + known.codePathString 5806 + " & " + known.resourcePathString); 5807 } 5808 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 5809 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 5810 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 5811 "Application package " + pkg.packageName 5812 + " found at " + pkg.applicationInfo.getCodePath() 5813 + " but expected at " + known.codePathString + "; ignoring."); 5814 } 5815 } 5816 } 5817 5818 // Initialize package source and resource directories 5819 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 5820 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 5821 5822 SharedUserSetting suid = null; 5823 PackageSetting pkgSetting = null; 5824 5825 if (!isSystemApp(pkg)) { 5826 // Only system apps can use these features. 5827 pkg.mOriginalPackages = null; 5828 pkg.mRealPackage = null; 5829 pkg.mAdoptPermissions = null; 5830 } 5831 5832 // writer 5833 synchronized (mPackages) { 5834 if (pkg.mSharedUserId != null) { 5835 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 5836 if (suid == null) { 5837 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5838 "Creating application package " + pkg.packageName 5839 + " for shared user failed"); 5840 } 5841 if (DEBUG_PACKAGE_SCANNING) { 5842 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5843 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 5844 + "): packages=" + suid.packages); 5845 } 5846 } 5847 5848 // Check if we are renaming from an original package name. 5849 PackageSetting origPackage = null; 5850 String realName = null; 5851 if (pkg.mOriginalPackages != null) { 5852 // This package may need to be renamed to a previously 5853 // installed name. Let's check on that... 5854 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 5855 if (pkg.mOriginalPackages.contains(renamed)) { 5856 // This package had originally been installed as the 5857 // original name, and we have already taken care of 5858 // transitioning to the new one. Just update the new 5859 // one to continue using the old name. 5860 realName = pkg.mRealPackage; 5861 if (!pkg.packageName.equals(renamed)) { 5862 // Callers into this function may have already taken 5863 // care of renaming the package; only do it here if 5864 // it is not already done. 5865 pkg.setPackageName(renamed); 5866 } 5867 5868 } else { 5869 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 5870 if ((origPackage = mSettings.peekPackageLPr( 5871 pkg.mOriginalPackages.get(i))) != null) { 5872 // We do have the package already installed under its 5873 // original name... should we use it? 5874 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 5875 // New package is not compatible with original. 5876 origPackage = null; 5877 continue; 5878 } else if (origPackage.sharedUser != null) { 5879 // Make sure uid is compatible between packages. 5880 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 5881 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 5882 + " to " + pkg.packageName + ": old uid " 5883 + origPackage.sharedUser.name 5884 + " differs from " + pkg.mSharedUserId); 5885 origPackage = null; 5886 continue; 5887 } 5888 } else { 5889 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 5890 + pkg.packageName + " to old name " + origPackage.name); 5891 } 5892 break; 5893 } 5894 } 5895 } 5896 } 5897 5898 if (mTransferedPackages.contains(pkg.packageName)) { 5899 Slog.w(TAG, "Package " + pkg.packageName 5900 + " was transferred to another, but its .apk remains"); 5901 } 5902 5903 // Just create the setting, don't add it yet. For already existing packages 5904 // the PkgSetting exists already and doesn't have to be created. 5905 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 5906 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 5907 pkg.applicationInfo.primaryCpuAbi, 5908 pkg.applicationInfo.secondaryCpuAbi, 5909 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 5910 user, false); 5911 if (pkgSetting == null) { 5912 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 5913 "Creating application package " + pkg.packageName + " failed"); 5914 } 5915 5916 if (pkgSetting.origPackage != null) { 5917 // If we are first transitioning from an original package, 5918 // fix up the new package's name now. We need to do this after 5919 // looking up the package under its new name, so getPackageLP 5920 // can take care of fiddling things correctly. 5921 pkg.setPackageName(origPackage.name); 5922 5923 // File a report about this. 5924 String msg = "New package " + pkgSetting.realName 5925 + " renamed to replace old package " + pkgSetting.name; 5926 reportSettingsProblem(Log.WARN, msg); 5927 5928 // Make a note of it. 5929 mTransferedPackages.add(origPackage.name); 5930 5931 // No longer need to retain this. 5932 pkgSetting.origPackage = null; 5933 } 5934 5935 if (realName != null) { 5936 // Make a note of it. 5937 mTransferedPackages.add(pkg.packageName); 5938 } 5939 5940 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 5941 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 5942 } 5943 5944 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5945 // Check all shared libraries and map to their actual file path. 5946 // We only do this here for apps not on a system dir, because those 5947 // are the only ones that can fail an install due to this. We 5948 // will take care of the system apps by updating all of their 5949 // library paths after the scan is done. 5950 updateSharedLibrariesLPw(pkg, null); 5951 } 5952 5953 if (mFoundPolicyFile) { 5954 SELinuxMMAC.assignSeinfoValue(pkg); 5955 } 5956 5957 pkg.applicationInfo.uid = pkgSetting.appId; 5958 pkg.mExtras = pkgSetting; 5959 if (!pkgSetting.keySetData.isUsingUpgradeKeySets() || pkgSetting.sharedUser != null) { 5960 try { 5961 verifySignaturesLP(pkgSetting, pkg); 5962 // We just determined the app is signed correctly, so bring 5963 // over the latest parsed certs. 5964 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5965 } catch (PackageManagerException e) { 5966 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5967 throw e; 5968 } 5969 // The signature has changed, but this package is in the system 5970 // image... let's recover! 5971 pkgSetting.signatures.mSignatures = pkg.mSignatures; 5972 // However... if this package is part of a shared user, but it 5973 // doesn't match the signature of the shared user, let's fail. 5974 // What this means is that you can't change the signatures 5975 // associated with an overall shared user, which doesn't seem all 5976 // that unreasonable. 5977 if (pkgSetting.sharedUser != null) { 5978 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5979 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 5980 throw new PackageManagerException( 5981 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 5982 "Signature mismatch for shared user : " 5983 + pkgSetting.sharedUser); 5984 } 5985 } 5986 // File a report about this. 5987 String msg = "System package " + pkg.packageName 5988 + " signature changed; retaining data."; 5989 reportSettingsProblem(Log.WARN, msg); 5990 } 5991 } else { 5992 if (!checkUpgradeKeySetLP(pkgSetting, pkg)) { 5993 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5994 + pkg.packageName + " upgrade keys do not match the " 5995 + "previously installed version"); 5996 } else { 5997 // We just determined the app is signed correctly, so bring 5998 // over the latest parsed certs. 5999 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6000 } 6001 } 6002 // Verify that this new package doesn't have any content providers 6003 // that conflict with existing packages. Only do this if the 6004 // package isn't already installed, since we don't want to break 6005 // things that are installed. 6006 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6007 final int N = pkg.providers.size(); 6008 int i; 6009 for (i=0; i<N; i++) { 6010 PackageParser.Provider p = pkg.providers.get(i); 6011 if (p.info.authority != null) { 6012 String names[] = p.info.authority.split(";"); 6013 for (int j = 0; j < names.length; j++) { 6014 if (mProvidersByAuthority.containsKey(names[j])) { 6015 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6016 final String otherPackageName = 6017 ((other != null && other.getComponentName() != null) ? 6018 other.getComponentName().getPackageName() : "?"); 6019 throw new PackageManagerException( 6020 INSTALL_FAILED_CONFLICTING_PROVIDER, 6021 "Can't install because provider name " + names[j] 6022 + " (in package " + pkg.applicationInfo.packageName 6023 + ") is already used by " + otherPackageName); 6024 } 6025 } 6026 } 6027 } 6028 } 6029 6030 if (pkg.mAdoptPermissions != null) { 6031 // This package wants to adopt ownership of permissions from 6032 // another package. 6033 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6034 final String origName = pkg.mAdoptPermissions.get(i); 6035 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6036 if (orig != null) { 6037 if (verifyPackageUpdateLPr(orig, pkg)) { 6038 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6039 + pkg.packageName); 6040 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6041 } 6042 } 6043 } 6044 } 6045 } 6046 6047 final String pkgName = pkg.packageName; 6048 6049 final long scanFileTime = scanFile.lastModified(); 6050 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6051 pkg.applicationInfo.processName = fixProcessName( 6052 pkg.applicationInfo.packageName, 6053 pkg.applicationInfo.processName, 6054 pkg.applicationInfo.uid); 6055 6056 File dataPath; 6057 if (mPlatformPackage == pkg) { 6058 // The system package is special. 6059 dataPath = new File(Environment.getDataDirectory(), "system"); 6060 6061 pkg.applicationInfo.dataDir = dataPath.getPath(); 6062 6063 } else { 6064 // This is a normal package, need to make its data directory. 6065 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6066 UserHandle.USER_OWNER); 6067 6068 boolean uidError = false; 6069 if (dataPath.exists()) { 6070 int currentUid = 0; 6071 try { 6072 StructStat stat = Os.stat(dataPath.getPath()); 6073 currentUid = stat.st_uid; 6074 } catch (ErrnoException e) { 6075 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6076 } 6077 6078 // If we have mismatched owners for the data path, we have a problem. 6079 if (currentUid != pkg.applicationInfo.uid) { 6080 boolean recovered = false; 6081 if (currentUid == 0) { 6082 // The directory somehow became owned by root. Wow. 6083 // This is probably because the system was stopped while 6084 // installd was in the middle of messing with its libs 6085 // directory. Ask installd to fix that. 6086 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6087 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6088 if (ret >= 0) { 6089 recovered = true; 6090 String msg = "Package " + pkg.packageName 6091 + " unexpectedly changed to uid 0; recovered to " + 6092 + pkg.applicationInfo.uid; 6093 reportSettingsProblem(Log.WARN, msg); 6094 } 6095 } 6096 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6097 || (scanFlags&SCAN_BOOTING) != 0)) { 6098 // If this is a system app, we can at least delete its 6099 // current data so the application will still work. 6100 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6101 if (ret >= 0) { 6102 // TODO: Kill the processes first 6103 // Old data gone! 6104 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6105 ? "System package " : "Third party package "; 6106 String msg = prefix + pkg.packageName 6107 + " has changed from uid: " 6108 + currentUid + " to " 6109 + pkg.applicationInfo.uid + "; old data erased"; 6110 reportSettingsProblem(Log.WARN, msg); 6111 recovered = true; 6112 6113 // And now re-install the app. 6114 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6115 pkg.applicationInfo.seinfo); 6116 if (ret == -1) { 6117 // Ack should not happen! 6118 msg = prefix + pkg.packageName 6119 + " could not have data directory re-created after delete."; 6120 reportSettingsProblem(Log.WARN, msg); 6121 throw new PackageManagerException( 6122 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6123 } 6124 } 6125 if (!recovered) { 6126 mHasSystemUidErrors = true; 6127 } 6128 } else if (!recovered) { 6129 // If we allow this install to proceed, we will be broken. 6130 // Abort, abort! 6131 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6132 "scanPackageLI"); 6133 } 6134 if (!recovered) { 6135 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6136 + pkg.applicationInfo.uid + "/fs_" 6137 + currentUid; 6138 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6139 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6140 String msg = "Package " + pkg.packageName 6141 + " has mismatched uid: " 6142 + currentUid + " on disk, " 6143 + pkg.applicationInfo.uid + " in settings"; 6144 // writer 6145 synchronized (mPackages) { 6146 mSettings.mReadMessages.append(msg); 6147 mSettings.mReadMessages.append('\n'); 6148 uidError = true; 6149 if (!pkgSetting.uidError) { 6150 reportSettingsProblem(Log.ERROR, msg); 6151 } 6152 } 6153 } 6154 } 6155 pkg.applicationInfo.dataDir = dataPath.getPath(); 6156 if (mShouldRestoreconData) { 6157 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6158 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6159 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6160 } 6161 } else { 6162 if (DEBUG_PACKAGE_SCANNING) { 6163 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6164 Log.v(TAG, "Want this data dir: " + dataPath); 6165 } 6166 //invoke installer to do the actual installation 6167 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6168 pkg.applicationInfo.seinfo); 6169 if (ret < 0) { 6170 // Error from installer 6171 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6172 "Unable to create data dirs [errorCode=" + ret + "]"); 6173 } 6174 6175 if (dataPath.exists()) { 6176 pkg.applicationInfo.dataDir = dataPath.getPath(); 6177 } else { 6178 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6179 pkg.applicationInfo.dataDir = null; 6180 } 6181 } 6182 6183 pkgSetting.uidError = uidError; 6184 } 6185 6186 final String path = scanFile.getPath(); 6187 final String codePath = pkg.applicationInfo.getCodePath(); 6188 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6189 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6190 setBundledAppAbisAndRoots(pkg, pkgSetting); 6191 6192 // If we haven't found any native libraries for the app, check if it has 6193 // renderscript code. We'll need to force the app to 32 bit if it has 6194 // renderscript bitcode. 6195 if (pkg.applicationInfo.primaryCpuAbi == null 6196 && pkg.applicationInfo.secondaryCpuAbi == null 6197 && Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6198 NativeLibraryHelper.Handle handle = null; 6199 try { 6200 handle = NativeLibraryHelper.Handle.create(scanFile); 6201 if (NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6202 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 6203 } 6204 } catch (IOException ioe) { 6205 Slog.w(TAG, "Error scanning system app : " + ioe); 6206 } finally { 6207 IoUtils.closeQuietly(handle); 6208 } 6209 } 6210 6211 setNativeLibraryPaths(pkg); 6212 } else { 6213 // TODO: We can probably be smarter about this stuff. For installed apps, 6214 // we can calculate this information at install time once and for all. For 6215 // system apps, we can probably assume that this information doesn't change 6216 // after the first boot scan. As things stand, we do lots of unnecessary work. 6217 6218 // Give ourselves some initial paths; we'll come back for another 6219 // pass once we've determined ABI below. 6220 setNativeLibraryPaths(pkg); 6221 6222 final boolean isAsec = pkg.isForwardLocked() || isExternal(pkg); 6223 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 6224 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 6225 6226 NativeLibraryHelper.Handle handle = null; 6227 try { 6228 handle = NativeLibraryHelper.Handle.create(scanFile); 6229 // TODO(multiArch): This can be null for apps that didn't go through the 6230 // usual installation process. We can calculate it again, like we 6231 // do during install time. 6232 // 6233 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 6234 // unnecessary. 6235 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 6236 6237 // Null out the abis so that they can be recalculated. 6238 pkg.applicationInfo.primaryCpuAbi = null; 6239 pkg.applicationInfo.secondaryCpuAbi = null; 6240 if (isMultiArch(pkg.applicationInfo)) { 6241 // Warn if we've set an abiOverride for multi-lib packages.. 6242 // By definition, we need to copy both 32 and 64 bit libraries for 6243 // such packages. 6244 if (pkg.cpuAbiOverride != null 6245 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 6246 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 6247 } 6248 6249 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 6250 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 6251 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 6252 if (isAsec) { 6253 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 6254 } else { 6255 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6256 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 6257 useIsaSpecificSubdirs); 6258 } 6259 } 6260 6261 maybeThrowExceptionForMultiArchCopy( 6262 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 6263 6264 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 6265 if (isAsec) { 6266 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 6267 } else { 6268 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6269 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 6270 useIsaSpecificSubdirs); 6271 } 6272 } 6273 6274 maybeThrowExceptionForMultiArchCopy( 6275 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 6276 6277 if (abi64 >= 0) { 6278 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 6279 } 6280 6281 if (abi32 >= 0) { 6282 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 6283 if (abi64 >= 0) { 6284 pkg.applicationInfo.secondaryCpuAbi = abi; 6285 } else { 6286 pkg.applicationInfo.primaryCpuAbi = abi; 6287 } 6288 } 6289 } else { 6290 String[] abiList = (cpuAbiOverride != null) ? 6291 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 6292 6293 // Enable gross and lame hacks for apps that are built with old 6294 // SDK tools. We must scan their APKs for renderscript bitcode and 6295 // not launch them if it's present. Don't bother checking on devices 6296 // that don't have 64 bit support. 6297 boolean needsRenderScriptOverride = false; 6298 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 6299 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 6300 abiList = Build.SUPPORTED_32_BIT_ABIS; 6301 needsRenderScriptOverride = true; 6302 } 6303 6304 final int copyRet; 6305 if (isAsec) { 6306 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 6307 } else { 6308 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 6309 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 6310 } 6311 6312 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 6313 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6314 "Error unpackaging native libs for app, errorCode=" + copyRet); 6315 } 6316 6317 if (copyRet >= 0) { 6318 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 6319 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 6320 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 6321 } else if (needsRenderScriptOverride) { 6322 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 6323 } 6324 } 6325 } catch (IOException ioe) { 6326 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 6327 } finally { 6328 IoUtils.closeQuietly(handle); 6329 } 6330 6331 // Now that we've calculated the ABIs and determined if it's an internal app, 6332 // we will go ahead and populate the nativeLibraryPath. 6333 setNativeLibraryPaths(pkg); 6334 6335 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6336 final int[] userIds = sUserManager.getUserIds(); 6337 synchronized (mInstallLock) { 6338 // Create a native library symlink only if we have native libraries 6339 // and if the native libraries are 32 bit libraries. We do not provide 6340 // this symlink for 64 bit libraries. 6341 if (pkg.applicationInfo.primaryCpuAbi != null && 6342 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6343 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6344 for (int userId : userIds) { 6345 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6346 nativeLibPath, userId) < 0) { 6347 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6348 "Failed linking native library dir (user=" + userId + ")"); 6349 } 6350 } 6351 } 6352 } 6353 } 6354 6355 // This is a special case for the "system" package, where the ABI is 6356 // dictated by the zygote configuration (and init.rc). We should keep track 6357 // of this ABI so that we can deal with "normal" applications that run under 6358 // the same UID correctly. 6359 if (mPlatformPackage == pkg) { 6360 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6361 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6362 } 6363 6364 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6365 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6366 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6367 // Copy the derived override back to the parsed package, so that we can 6368 // update the package settings accordingly. 6369 pkg.cpuAbiOverride = cpuAbiOverride; 6370 6371 if (DEBUG_ABI_SELECTION) { 6372 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6373 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6374 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6375 } 6376 6377 // Push the derived path down into PackageSettings so we know what to 6378 // clean up at uninstall time. 6379 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6380 6381 if (DEBUG_ABI_SELECTION) { 6382 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6383 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6384 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6385 } 6386 6387 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6388 // We don't do this here during boot because we can do it all 6389 // at once after scanning all existing packages. 6390 // 6391 // We also do this *before* we perform dexopt on this package, so that 6392 // we can avoid redundant dexopts, and also to make sure we've got the 6393 // code and package path correct. 6394 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6395 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6396 } 6397 6398 if ((scanFlags & SCAN_NO_DEX) == 0) { 6399 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6400 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6401 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6402 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6403 } 6404 } 6405 if (mFactoryTest && pkg.requestedPermissions.contains( 6406 android.Manifest.permission.FACTORY_TEST)) { 6407 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6408 } 6409 6410 ArrayList<PackageParser.Package> clientLibPkgs = null; 6411 6412 // writer 6413 synchronized (mPackages) { 6414 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6415 // Only system apps can add new shared libraries. 6416 if (pkg.libraryNames != null) { 6417 for (int i=0; i<pkg.libraryNames.size(); i++) { 6418 String name = pkg.libraryNames.get(i); 6419 boolean allowed = false; 6420 if (pkg.isUpdatedSystemApp()) { 6421 // New library entries can only be added through the 6422 // system image. This is important to get rid of a lot 6423 // of nasty edge cases: for example if we allowed a non- 6424 // system update of the app to add a library, then uninstalling 6425 // the update would make the library go away, and assumptions 6426 // we made such as through app install filtering would now 6427 // have allowed apps on the device which aren't compatible 6428 // with it. Better to just have the restriction here, be 6429 // conservative, and create many fewer cases that can negatively 6430 // impact the user experience. 6431 final PackageSetting sysPs = mSettings 6432 .getDisabledSystemPkgLPr(pkg.packageName); 6433 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6434 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6435 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6436 allowed = true; 6437 allowed = true; 6438 break; 6439 } 6440 } 6441 } 6442 } else { 6443 allowed = true; 6444 } 6445 if (allowed) { 6446 if (!mSharedLibraries.containsKey(name)) { 6447 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6448 } else if (!name.equals(pkg.packageName)) { 6449 Slog.w(TAG, "Package " + pkg.packageName + " library " 6450 + name + " already exists; skipping"); 6451 } 6452 } else { 6453 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6454 + name + " that is not declared on system image; skipping"); 6455 } 6456 } 6457 if ((scanFlags&SCAN_BOOTING) == 0) { 6458 // If we are not booting, we need to update any applications 6459 // that are clients of our shared library. If we are booting, 6460 // this will all be done once the scan is complete. 6461 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6462 } 6463 } 6464 } 6465 } 6466 6467 // We also need to dexopt any apps that are dependent on this library. Note that 6468 // if these fail, we should abort the install since installing the library will 6469 // result in some apps being broken. 6470 if (clientLibPkgs != null) { 6471 if ((scanFlags & SCAN_NO_DEX) == 0) { 6472 for (int i = 0; i < clientLibPkgs.size(); i++) { 6473 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6474 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6475 null /* instruction sets */, forceDex, 6476 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6477 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6478 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6479 "scanPackageLI failed to dexopt clientLibPkgs"); 6480 } 6481 } 6482 } 6483 } 6484 6485 // Request the ActivityManager to kill the process(only for existing packages) 6486 // so that we do not end up in a confused state while the user is still using the older 6487 // version of the application while the new one gets installed. 6488 if ((scanFlags & SCAN_REPLACING) != 0) { 6489 killApplication(pkg.applicationInfo.packageName, 6490 pkg.applicationInfo.uid, "update pkg"); 6491 } 6492 6493 // Also need to kill any apps that are dependent on the library. 6494 if (clientLibPkgs != null) { 6495 for (int i=0; i<clientLibPkgs.size(); i++) { 6496 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6497 killApplication(clientPkg.applicationInfo.packageName, 6498 clientPkg.applicationInfo.uid, "update lib"); 6499 } 6500 } 6501 6502 // writer 6503 synchronized (mPackages) { 6504 // We don't expect installation to fail beyond this point 6505 6506 // Add the new setting to mSettings 6507 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6508 // Add the new setting to mPackages 6509 mPackages.put(pkg.applicationInfo.packageName, pkg); 6510 // Make sure we don't accidentally delete its data. 6511 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6512 while (iter.hasNext()) { 6513 PackageCleanItem item = iter.next(); 6514 if (pkgName.equals(item.packageName)) { 6515 iter.remove(); 6516 } 6517 } 6518 6519 // Take care of first install / last update times. 6520 if (currentTime != 0) { 6521 if (pkgSetting.firstInstallTime == 0) { 6522 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6523 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6524 pkgSetting.lastUpdateTime = currentTime; 6525 } 6526 } else if (pkgSetting.firstInstallTime == 0) { 6527 // We need *something*. Take time time stamp of the file. 6528 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6529 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6530 if (scanFileTime != pkgSetting.timeStamp) { 6531 // A package on the system image has changed; consider this 6532 // to be an update. 6533 pkgSetting.lastUpdateTime = scanFileTime; 6534 } 6535 } 6536 6537 // Add the package's KeySets to the global KeySetManagerService 6538 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6539 try { 6540 ksms.addSigningKeySetToPackageLPw(pkg.packageName, pkg.mSigningKeys); 6541 if (pkg.mKeySetMapping != null) { 6542 ksms.addDefinedKeySetsToPackageLPw(pkg.packageName, pkg.mKeySetMapping); 6543 if (pkg.mUpgradeKeySets != null) { 6544 ksms.addUpgradeKeySetsToPackageLPw(pkg.packageName, pkg.mUpgradeKeySets); 6545 } 6546 } 6547 } catch (NullPointerException e) { 6548 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 6549 } catch (IllegalArgumentException e) { 6550 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 6551 } 6552 6553 int N = pkg.providers.size(); 6554 StringBuilder r = null; 6555 int i; 6556 for (i=0; i<N; i++) { 6557 PackageParser.Provider p = pkg.providers.get(i); 6558 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6559 p.info.processName, pkg.applicationInfo.uid); 6560 mProviders.addProvider(p); 6561 p.syncable = p.info.isSyncable; 6562 if (p.info.authority != null) { 6563 String names[] = p.info.authority.split(";"); 6564 p.info.authority = null; 6565 for (int j = 0; j < names.length; j++) { 6566 if (j == 1 && p.syncable) { 6567 // We only want the first authority for a provider to possibly be 6568 // syncable, so if we already added this provider using a different 6569 // authority clear the syncable flag. We copy the provider before 6570 // changing it because the mProviders object contains a reference 6571 // to a provider that we don't want to change. 6572 // Only do this for the second authority since the resulting provider 6573 // object can be the same for all future authorities for this provider. 6574 p = new PackageParser.Provider(p); 6575 p.syncable = false; 6576 } 6577 if (!mProvidersByAuthority.containsKey(names[j])) { 6578 mProvidersByAuthority.put(names[j], p); 6579 if (p.info.authority == null) { 6580 p.info.authority = names[j]; 6581 } else { 6582 p.info.authority = p.info.authority + ";" + names[j]; 6583 } 6584 if (DEBUG_PACKAGE_SCANNING) { 6585 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6586 Log.d(TAG, "Registered content provider: " + names[j] 6587 + ", className = " + p.info.name + ", isSyncable = " 6588 + p.info.isSyncable); 6589 } 6590 } else { 6591 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6592 Slog.w(TAG, "Skipping provider name " + names[j] + 6593 " (in package " + pkg.applicationInfo.packageName + 6594 "): name already used by " 6595 + ((other != null && other.getComponentName() != null) 6596 ? other.getComponentName().getPackageName() : "?")); 6597 } 6598 } 6599 } 6600 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6601 if (r == null) { 6602 r = new StringBuilder(256); 6603 } else { 6604 r.append(' '); 6605 } 6606 r.append(p.info.name); 6607 } 6608 } 6609 if (r != null) { 6610 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6611 } 6612 6613 N = pkg.services.size(); 6614 r = null; 6615 for (i=0; i<N; i++) { 6616 PackageParser.Service s = pkg.services.get(i); 6617 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6618 s.info.processName, pkg.applicationInfo.uid); 6619 mServices.addService(s); 6620 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6621 if (r == null) { 6622 r = new StringBuilder(256); 6623 } else { 6624 r.append(' '); 6625 } 6626 r.append(s.info.name); 6627 } 6628 } 6629 if (r != null) { 6630 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6631 } 6632 6633 N = pkg.receivers.size(); 6634 r = null; 6635 for (i=0; i<N; i++) { 6636 PackageParser.Activity a = pkg.receivers.get(i); 6637 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6638 a.info.processName, pkg.applicationInfo.uid); 6639 mReceivers.addActivity(a, "receiver"); 6640 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6641 if (r == null) { 6642 r = new StringBuilder(256); 6643 } else { 6644 r.append(' '); 6645 } 6646 r.append(a.info.name); 6647 } 6648 } 6649 if (r != null) { 6650 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6651 } 6652 6653 N = pkg.activities.size(); 6654 r = null; 6655 for (i=0; i<N; i++) { 6656 PackageParser.Activity a = pkg.activities.get(i); 6657 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6658 a.info.processName, pkg.applicationInfo.uid); 6659 mActivities.addActivity(a, "activity"); 6660 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6661 if (r == null) { 6662 r = new StringBuilder(256); 6663 } else { 6664 r.append(' '); 6665 } 6666 r.append(a.info.name); 6667 } 6668 } 6669 if (r != null) { 6670 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6671 } 6672 6673 N = pkg.permissionGroups.size(); 6674 r = null; 6675 for (i=0; i<N; i++) { 6676 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6677 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6678 if (cur == null) { 6679 mPermissionGroups.put(pg.info.name, pg); 6680 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6681 if (r == null) { 6682 r = new StringBuilder(256); 6683 } else { 6684 r.append(' '); 6685 } 6686 r.append(pg.info.name); 6687 } 6688 } else { 6689 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6690 + pg.info.packageName + " ignored: original from " 6691 + cur.info.packageName); 6692 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6693 if (r == null) { 6694 r = new StringBuilder(256); 6695 } else { 6696 r.append(' '); 6697 } 6698 r.append("DUP:"); 6699 r.append(pg.info.name); 6700 } 6701 } 6702 } 6703 if (r != null) { 6704 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6705 } 6706 6707 N = pkg.permissions.size(); 6708 r = null; 6709 for (i=0; i<N; i++) { 6710 PackageParser.Permission p = pkg.permissions.get(i); 6711 6712 // Now that permission groups have a special meaning, we ignore permission 6713 // groups for legacy apps to prevent unexpected behavior. In particular, 6714 // permissions for one app being granted to someone just becuase they happen 6715 // to be in a group defined by another app (before this had no implications). 6716 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 6717 p.group = mPermissionGroups.get(p.info.group); 6718 // Warn for a permission in an unknown group. 6719 if (p.info.group != null && p.group == null) { 6720 Slog.w(TAG, "Permission " + p.info.name + " from package " 6721 + p.info.packageName + " in an unknown group " + p.info.group); 6722 } 6723 } 6724 6725 ArrayMap<String, BasePermission> permissionMap = 6726 p.tree ? mSettings.mPermissionTrees 6727 : mSettings.mPermissions; 6728 BasePermission bp = permissionMap.get(p.info.name); 6729 6730 // Allow system apps to redefine non-system permissions 6731 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6732 final boolean currentOwnerIsSystem = (bp.perm != null 6733 && isSystemApp(bp.perm.owner)); 6734 if (isSystemApp(p.owner)) { 6735 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6736 // It's a built-in permission and no owner, take ownership now 6737 bp.packageSetting = pkgSetting; 6738 bp.perm = p; 6739 bp.uid = pkg.applicationInfo.uid; 6740 bp.sourcePackage = p.info.packageName; 6741 } else if (!currentOwnerIsSystem) { 6742 String msg = "New decl " + p.owner + " of permission " 6743 + p.info.name + " is system; overriding " + bp.sourcePackage; 6744 reportSettingsProblem(Log.WARN, msg); 6745 bp = null; 6746 } 6747 } 6748 } 6749 6750 if (bp == null) { 6751 bp = new BasePermission(p.info.name, p.info.packageName, 6752 BasePermission.TYPE_NORMAL); 6753 permissionMap.put(p.info.name, bp); 6754 } 6755 6756 if (bp.perm == null) { 6757 if (bp.sourcePackage == null 6758 || bp.sourcePackage.equals(p.info.packageName)) { 6759 BasePermission tree = findPermissionTreeLP(p.info.name); 6760 if (tree == null 6761 || tree.sourcePackage.equals(p.info.packageName)) { 6762 bp.packageSetting = pkgSetting; 6763 bp.perm = p; 6764 bp.uid = pkg.applicationInfo.uid; 6765 bp.sourcePackage = p.info.packageName; 6766 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6767 if (r == null) { 6768 r = new StringBuilder(256); 6769 } else { 6770 r.append(' '); 6771 } 6772 r.append(p.info.name); 6773 } 6774 } else { 6775 Slog.w(TAG, "Permission " + p.info.name + " from package " 6776 + p.info.packageName + " ignored: base tree " 6777 + tree.name + " is from package " 6778 + tree.sourcePackage); 6779 } 6780 } else { 6781 Slog.w(TAG, "Permission " + p.info.name + " from package " 6782 + p.info.packageName + " ignored: original from " 6783 + bp.sourcePackage); 6784 } 6785 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6786 if (r == null) { 6787 r = new StringBuilder(256); 6788 } else { 6789 r.append(' '); 6790 } 6791 r.append("DUP:"); 6792 r.append(p.info.name); 6793 } 6794 if (bp.perm == p) { 6795 bp.protectionLevel = p.info.protectionLevel; 6796 } 6797 } 6798 6799 if (r != null) { 6800 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6801 } 6802 6803 N = pkg.instrumentation.size(); 6804 r = null; 6805 for (i=0; i<N; i++) { 6806 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6807 a.info.packageName = pkg.applicationInfo.packageName; 6808 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6809 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6810 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6811 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6812 a.info.dataDir = pkg.applicationInfo.dataDir; 6813 6814 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6815 // need other information about the application, like the ABI and what not ? 6816 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6817 mInstrumentation.put(a.getComponentName(), a); 6818 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6819 if (r == null) { 6820 r = new StringBuilder(256); 6821 } else { 6822 r.append(' '); 6823 } 6824 r.append(a.info.name); 6825 } 6826 } 6827 if (r != null) { 6828 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6829 } 6830 6831 if (pkg.protectedBroadcasts != null) { 6832 N = pkg.protectedBroadcasts.size(); 6833 for (i=0; i<N; i++) { 6834 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6835 } 6836 } 6837 6838 pkgSetting.setTimeStamp(scanFileTime); 6839 6840 // Create idmap files for pairs of (packages, overlay packages). 6841 // Note: "android", ie framework-res.apk, is handled by native layers. 6842 if (pkg.mOverlayTarget != null) { 6843 // This is an overlay package. 6844 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6845 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6846 mOverlays.put(pkg.mOverlayTarget, 6847 new ArrayMap<String, PackageParser.Package>()); 6848 } 6849 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6850 map.put(pkg.packageName, pkg); 6851 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6852 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6853 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6854 "scanPackageLI failed to createIdmap"); 6855 } 6856 } 6857 } else if (mOverlays.containsKey(pkg.packageName) && 6858 !pkg.packageName.equals("android")) { 6859 // This is a regular package, with one or more known overlay packages. 6860 createIdmapsForPackageLI(pkg); 6861 } 6862 } 6863 6864 return pkg; 6865 } 6866 6867 /** 6868 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 6869 * i.e, so that all packages can be run inside a single process if required. 6870 * 6871 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 6872 * this function will either try and make the ABI for all packages in {@code packagesForUser} 6873 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 6874 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 6875 * updating a package that belongs to a shared user. 6876 * 6877 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 6878 * adds unnecessary complexity. 6879 */ 6880 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 6881 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 6882 String requiredInstructionSet = null; 6883 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 6884 requiredInstructionSet = VMRuntime.getInstructionSet( 6885 scannedPackage.applicationInfo.primaryCpuAbi); 6886 } 6887 6888 PackageSetting requirer = null; 6889 for (PackageSetting ps : packagesForUser) { 6890 // If packagesForUser contains scannedPackage, we skip it. This will happen 6891 // when scannedPackage is an update of an existing package. Without this check, 6892 // we will never be able to change the ABI of any package belonging to a shared 6893 // user, even if it's compatible with other packages. 6894 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6895 if (ps.primaryCpuAbiString == null) { 6896 continue; 6897 } 6898 6899 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 6900 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 6901 // We have a mismatch between instruction sets (say arm vs arm64) warn about 6902 // this but there's not much we can do. 6903 String errorMessage = "Instruction set mismatch, " 6904 + ((requirer == null) ? "[caller]" : requirer) 6905 + " requires " + requiredInstructionSet + " whereas " + ps 6906 + " requires " + instructionSet; 6907 Slog.w(TAG, errorMessage); 6908 } 6909 6910 if (requiredInstructionSet == null) { 6911 requiredInstructionSet = instructionSet; 6912 requirer = ps; 6913 } 6914 } 6915 } 6916 6917 if (requiredInstructionSet != null) { 6918 String adjustedAbi; 6919 if (requirer != null) { 6920 // requirer != null implies that either scannedPackage was null or that scannedPackage 6921 // did not require an ABI, in which case we have to adjust scannedPackage to match 6922 // the ABI of the set (which is the same as requirer's ABI) 6923 adjustedAbi = requirer.primaryCpuAbiString; 6924 if (scannedPackage != null) { 6925 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 6926 } 6927 } else { 6928 // requirer == null implies that we're updating all ABIs in the set to 6929 // match scannedPackage. 6930 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 6931 } 6932 6933 for (PackageSetting ps : packagesForUser) { 6934 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 6935 if (ps.primaryCpuAbiString != null) { 6936 continue; 6937 } 6938 6939 ps.primaryCpuAbiString = adjustedAbi; 6940 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 6941 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 6942 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 6943 6944 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 6945 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 6946 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6947 ps.primaryCpuAbiString = null; 6948 ps.pkg.applicationInfo.primaryCpuAbi = null; 6949 return; 6950 } else { 6951 mInstaller.rmdex(ps.codePathString, 6952 getDexCodeInstructionSet(getPreferredInstructionSet())); 6953 } 6954 } 6955 } 6956 } 6957 } 6958 } 6959 6960 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 6961 synchronized (mPackages) { 6962 mResolverReplaced = true; 6963 // Set up information for custom user intent resolution activity. 6964 mResolveActivity.applicationInfo = pkg.applicationInfo; 6965 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 6966 mResolveActivity.packageName = pkg.applicationInfo.packageName; 6967 mResolveActivity.processName = pkg.applicationInfo.packageName; 6968 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6969 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 6970 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 6971 mResolveActivity.theme = 0; 6972 mResolveActivity.exported = true; 6973 mResolveActivity.enabled = true; 6974 mResolveInfo.activityInfo = mResolveActivity; 6975 mResolveInfo.priority = 0; 6976 mResolveInfo.preferredOrder = 0; 6977 mResolveInfo.match = 0; 6978 mResolveComponentName = mCustomResolverComponentName; 6979 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 6980 mResolveComponentName); 6981 } 6982 } 6983 6984 private static String calculateBundledApkRoot(final String codePathString) { 6985 final File codePath = new File(codePathString); 6986 final File codeRoot; 6987 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 6988 codeRoot = Environment.getRootDirectory(); 6989 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 6990 codeRoot = Environment.getOemDirectory(); 6991 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 6992 codeRoot = Environment.getVendorDirectory(); 6993 } else { 6994 // Unrecognized code path; take its top real segment as the apk root: 6995 // e.g. /something/app/blah.apk => /something 6996 try { 6997 File f = codePath.getCanonicalFile(); 6998 File parent = f.getParentFile(); // non-null because codePath is a file 6999 File tmp; 7000 while ((tmp = parent.getParentFile()) != null) { 7001 f = parent; 7002 parent = tmp; 7003 } 7004 codeRoot = f; 7005 Slog.w(TAG, "Unrecognized code path " 7006 + codePath + " - using " + codeRoot); 7007 } catch (IOException e) { 7008 // Can't canonicalize the code path -- shenanigans? 7009 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7010 return Environment.getRootDirectory().getPath(); 7011 } 7012 } 7013 return codeRoot.getPath(); 7014 } 7015 7016 /** 7017 * Derive and set the location of native libraries for the given package, 7018 * which varies depending on where and how the package was installed. 7019 */ 7020 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7021 final ApplicationInfo info = pkg.applicationInfo; 7022 final String codePath = pkg.codePath; 7023 final File codeFile = new File(codePath); 7024 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7025 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7026 7027 info.nativeLibraryRootDir = null; 7028 info.nativeLibraryRootRequiresIsa = false; 7029 info.nativeLibraryDir = null; 7030 info.secondaryNativeLibraryDir = null; 7031 7032 if (isApkFile(codeFile)) { 7033 // Monolithic install 7034 if (bundledApp) { 7035 // If "/system/lib64/apkname" exists, assume that is the per-package 7036 // native library directory to use; otherwise use "/system/lib/apkname". 7037 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7038 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7039 getPrimaryInstructionSet(info)); 7040 7041 // This is a bundled system app so choose the path based on the ABI. 7042 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7043 // is just the default path. 7044 final String apkName = deriveCodePathName(codePath); 7045 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7046 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7047 apkName).getAbsolutePath(); 7048 7049 if (info.secondaryCpuAbi != null) { 7050 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7051 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7052 secondaryLibDir, apkName).getAbsolutePath(); 7053 } 7054 } else if (asecApp) { 7055 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7056 .getAbsolutePath(); 7057 } else { 7058 final String apkName = deriveCodePathName(codePath); 7059 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7060 .getAbsolutePath(); 7061 } 7062 7063 info.nativeLibraryRootRequiresIsa = false; 7064 info.nativeLibraryDir = info.nativeLibraryRootDir; 7065 } else { 7066 // Cluster install 7067 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7068 info.nativeLibraryRootRequiresIsa = true; 7069 7070 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7071 getPrimaryInstructionSet(info)).getAbsolutePath(); 7072 7073 if (info.secondaryCpuAbi != null) { 7074 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7075 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7076 } 7077 } 7078 } 7079 7080 /** 7081 * Calculate the abis and roots for a bundled app. These can uniquely 7082 * be determined from the contents of the system partition, i.e whether 7083 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7084 * of this information, and instead assume that the system was built 7085 * sensibly. 7086 */ 7087 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7088 PackageSetting pkgSetting) { 7089 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7090 7091 // If "/system/lib64/apkname" exists, assume that is the per-package 7092 // native library directory to use; otherwise use "/system/lib/apkname". 7093 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7094 setBundledAppAbi(pkg, apkRoot, apkName); 7095 // pkgSetting might be null during rescan following uninstall of updates 7096 // to a bundled app, so accommodate that possibility. The settings in 7097 // that case will be established later from the parsed package. 7098 // 7099 // If the settings aren't null, sync them up with what we've just derived. 7100 // note that apkRoot isn't stored in the package settings. 7101 if (pkgSetting != null) { 7102 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7103 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7104 } 7105 } 7106 7107 /** 7108 * Deduces the ABI of a bundled app and sets the relevant fields on the 7109 * parsed pkg object. 7110 * 7111 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7112 * under which system libraries are installed. 7113 * @param apkName the name of the installed package. 7114 */ 7115 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7116 final File codeFile = new File(pkg.codePath); 7117 7118 final boolean has64BitLibs; 7119 final boolean has32BitLibs; 7120 if (isApkFile(codeFile)) { 7121 // Monolithic install 7122 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7123 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7124 } else { 7125 // Cluster install 7126 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7127 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7128 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7129 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7130 has64BitLibs = (new File(rootDir, isa)).exists(); 7131 } else { 7132 has64BitLibs = false; 7133 } 7134 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7135 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7136 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7137 has32BitLibs = (new File(rootDir, isa)).exists(); 7138 } else { 7139 has32BitLibs = false; 7140 } 7141 } 7142 7143 if (has64BitLibs && !has32BitLibs) { 7144 // The package has 64 bit libs, but not 32 bit libs. Its primary 7145 // ABI should be 64 bit. We can safely assume here that the bundled 7146 // native libraries correspond to the most preferred ABI in the list. 7147 7148 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7149 pkg.applicationInfo.secondaryCpuAbi = null; 7150 } else if (has32BitLibs && !has64BitLibs) { 7151 // The package has 32 bit libs but not 64 bit libs. Its primary 7152 // ABI should be 32 bit. 7153 7154 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7155 pkg.applicationInfo.secondaryCpuAbi = null; 7156 } else if (has32BitLibs && has64BitLibs) { 7157 // The application has both 64 and 32 bit bundled libraries. We check 7158 // here that the app declares multiArch support, and warn if it doesn't. 7159 // 7160 // We will be lenient here and record both ABIs. The primary will be the 7161 // ABI that's higher on the list, i.e, a device that's configured to prefer 7162 // 64 bit apps will see a 64 bit primary ABI, 7163 7164 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7165 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7166 } 7167 7168 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7169 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7170 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7171 } else { 7172 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7173 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7174 } 7175 } else { 7176 pkg.applicationInfo.primaryCpuAbi = null; 7177 pkg.applicationInfo.secondaryCpuAbi = null; 7178 } 7179 } 7180 7181 private void killApplication(String pkgName, int appId, String reason) { 7182 // Request the ActivityManager to kill the process(only for existing packages) 7183 // so that we do not end up in a confused state while the user is still using the older 7184 // version of the application while the new one gets installed. 7185 IActivityManager am = ActivityManagerNative.getDefault(); 7186 if (am != null) { 7187 try { 7188 am.killApplicationWithAppId(pkgName, appId, reason); 7189 } catch (RemoteException e) { 7190 } 7191 } 7192 } 7193 7194 void removePackageLI(PackageSetting ps, boolean chatty) { 7195 if (DEBUG_INSTALL) { 7196 if (chatty) 7197 Log.d(TAG, "Removing package " + ps.name); 7198 } 7199 7200 // writer 7201 synchronized (mPackages) { 7202 mPackages.remove(ps.name); 7203 final PackageParser.Package pkg = ps.pkg; 7204 if (pkg != null) { 7205 cleanPackageDataStructuresLILPw(pkg, chatty); 7206 } 7207 } 7208 } 7209 7210 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7211 if (DEBUG_INSTALL) { 7212 if (chatty) 7213 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7214 } 7215 7216 // writer 7217 synchronized (mPackages) { 7218 mPackages.remove(pkg.applicationInfo.packageName); 7219 cleanPackageDataStructuresLILPw(pkg, chatty); 7220 } 7221 } 7222 7223 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7224 int N = pkg.providers.size(); 7225 StringBuilder r = null; 7226 int i; 7227 for (i=0; i<N; i++) { 7228 PackageParser.Provider p = pkg.providers.get(i); 7229 mProviders.removeProvider(p); 7230 if (p.info.authority == null) { 7231 7232 /* There was another ContentProvider with this authority when 7233 * this app was installed so this authority is null, 7234 * Ignore it as we don't have to unregister the provider. 7235 */ 7236 continue; 7237 } 7238 String names[] = p.info.authority.split(";"); 7239 for (int j = 0; j < names.length; j++) { 7240 if (mProvidersByAuthority.get(names[j]) == p) { 7241 mProvidersByAuthority.remove(names[j]); 7242 if (DEBUG_REMOVE) { 7243 if (chatty) 7244 Log.d(TAG, "Unregistered content provider: " + names[j] 7245 + ", className = " + p.info.name + ", isSyncable = " 7246 + p.info.isSyncable); 7247 } 7248 } 7249 } 7250 if (DEBUG_REMOVE && chatty) { 7251 if (r == null) { 7252 r = new StringBuilder(256); 7253 } else { 7254 r.append(' '); 7255 } 7256 r.append(p.info.name); 7257 } 7258 } 7259 if (r != null) { 7260 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7261 } 7262 7263 N = pkg.services.size(); 7264 r = null; 7265 for (i=0; i<N; i++) { 7266 PackageParser.Service s = pkg.services.get(i); 7267 mServices.removeService(s); 7268 if (chatty) { 7269 if (r == null) { 7270 r = new StringBuilder(256); 7271 } else { 7272 r.append(' '); 7273 } 7274 r.append(s.info.name); 7275 } 7276 } 7277 if (r != null) { 7278 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7279 } 7280 7281 N = pkg.receivers.size(); 7282 r = null; 7283 for (i=0; i<N; i++) { 7284 PackageParser.Activity a = pkg.receivers.get(i); 7285 mReceivers.removeActivity(a, "receiver"); 7286 if (DEBUG_REMOVE && chatty) { 7287 if (r == null) { 7288 r = new StringBuilder(256); 7289 } else { 7290 r.append(' '); 7291 } 7292 r.append(a.info.name); 7293 } 7294 } 7295 if (r != null) { 7296 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7297 } 7298 7299 N = pkg.activities.size(); 7300 r = null; 7301 for (i=0; i<N; i++) { 7302 PackageParser.Activity a = pkg.activities.get(i); 7303 mActivities.removeActivity(a, "activity"); 7304 if (DEBUG_REMOVE && chatty) { 7305 if (r == null) { 7306 r = new StringBuilder(256); 7307 } else { 7308 r.append(' '); 7309 } 7310 r.append(a.info.name); 7311 } 7312 } 7313 if (r != null) { 7314 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7315 } 7316 7317 N = pkg.permissions.size(); 7318 r = null; 7319 for (i=0; i<N; i++) { 7320 PackageParser.Permission p = pkg.permissions.get(i); 7321 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7322 if (bp == null) { 7323 bp = mSettings.mPermissionTrees.get(p.info.name); 7324 } 7325 if (bp != null && bp.perm == p) { 7326 bp.perm = null; 7327 if (DEBUG_REMOVE && chatty) { 7328 if (r == null) { 7329 r = new StringBuilder(256); 7330 } else { 7331 r.append(' '); 7332 } 7333 r.append(p.info.name); 7334 } 7335 } 7336 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7337 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7338 if (appOpPerms != null) { 7339 appOpPerms.remove(pkg.packageName); 7340 } 7341 } 7342 } 7343 if (r != null) { 7344 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7345 } 7346 7347 N = pkg.requestedPermissions.size(); 7348 r = null; 7349 for (i=0; i<N; i++) { 7350 String perm = pkg.requestedPermissions.get(i); 7351 BasePermission bp = mSettings.mPermissions.get(perm); 7352 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7353 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7354 if (appOpPerms != null) { 7355 appOpPerms.remove(pkg.packageName); 7356 if (appOpPerms.isEmpty()) { 7357 mAppOpPermissionPackages.remove(perm); 7358 } 7359 } 7360 } 7361 } 7362 if (r != null) { 7363 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7364 } 7365 7366 N = pkg.instrumentation.size(); 7367 r = null; 7368 for (i=0; i<N; i++) { 7369 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7370 mInstrumentation.remove(a.getComponentName()); 7371 if (DEBUG_REMOVE && chatty) { 7372 if (r == null) { 7373 r = new StringBuilder(256); 7374 } else { 7375 r.append(' '); 7376 } 7377 r.append(a.info.name); 7378 } 7379 } 7380 if (r != null) { 7381 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7382 } 7383 7384 r = null; 7385 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7386 // Only system apps can hold shared libraries. 7387 if (pkg.libraryNames != null) { 7388 for (i=0; i<pkg.libraryNames.size(); i++) { 7389 String name = pkg.libraryNames.get(i); 7390 SharedLibraryEntry cur = mSharedLibraries.get(name); 7391 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7392 mSharedLibraries.remove(name); 7393 if (DEBUG_REMOVE && chatty) { 7394 if (r == null) { 7395 r = new StringBuilder(256); 7396 } else { 7397 r.append(' '); 7398 } 7399 r.append(name); 7400 } 7401 } 7402 } 7403 } 7404 } 7405 if (r != null) { 7406 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7407 } 7408 } 7409 7410 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7411 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7412 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7413 return true; 7414 } 7415 } 7416 return false; 7417 } 7418 7419 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7420 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7421 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7422 7423 private void updatePermissionsLPw(String changingPkg, 7424 PackageParser.Package pkgInfo, int flags) { 7425 // Make sure there are no dangling permission trees. 7426 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7427 while (it.hasNext()) { 7428 final BasePermission bp = it.next(); 7429 if (bp.packageSetting == null) { 7430 // We may not yet have parsed the package, so just see if 7431 // we still know about its settings. 7432 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7433 } 7434 if (bp.packageSetting == null) { 7435 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7436 + " from package " + bp.sourcePackage); 7437 it.remove(); 7438 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7439 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7440 Slog.i(TAG, "Removing old permission tree: " + bp.name 7441 + " from package " + bp.sourcePackage); 7442 flags |= UPDATE_PERMISSIONS_ALL; 7443 it.remove(); 7444 } 7445 } 7446 } 7447 7448 // Make sure all dynamic permissions have been assigned to a package, 7449 // and make sure there are no dangling permissions. 7450 it = mSettings.mPermissions.values().iterator(); 7451 while (it.hasNext()) { 7452 final BasePermission bp = it.next(); 7453 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7454 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7455 + bp.name + " pkg=" + bp.sourcePackage 7456 + " info=" + bp.pendingInfo); 7457 if (bp.packageSetting == null && bp.pendingInfo != null) { 7458 final BasePermission tree = findPermissionTreeLP(bp.name); 7459 if (tree != null && tree.perm != null) { 7460 bp.packageSetting = tree.packageSetting; 7461 bp.perm = new PackageParser.Permission(tree.perm.owner, 7462 new PermissionInfo(bp.pendingInfo)); 7463 bp.perm.info.packageName = tree.perm.info.packageName; 7464 bp.perm.info.name = bp.name; 7465 bp.uid = tree.uid; 7466 } 7467 } 7468 } 7469 if (bp.packageSetting == null) { 7470 // We may not yet have parsed the package, so just see if 7471 // we still know about its settings. 7472 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7473 } 7474 if (bp.packageSetting == null) { 7475 Slog.w(TAG, "Removing dangling permission: " + bp.name 7476 + " from package " + bp.sourcePackage); 7477 it.remove(); 7478 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7479 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7480 Slog.i(TAG, "Removing old permission: " + bp.name 7481 + " from package " + bp.sourcePackage); 7482 flags |= UPDATE_PERMISSIONS_ALL; 7483 it.remove(); 7484 } 7485 } 7486 } 7487 7488 // Now update the permissions for all packages, in particular 7489 // replace the granted permissions of the system packages. 7490 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7491 for (PackageParser.Package pkg : mPackages.values()) { 7492 if (pkg != pkgInfo) { 7493 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7494 changingPkg); 7495 } 7496 } 7497 } 7498 7499 if (pkgInfo != null) { 7500 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7501 } 7502 } 7503 7504 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7505 String packageOfInterest) { 7506 // IMPORTANT: There are two types of permissions: install and runtime. 7507 // Install time permissions are granted when the app is installed to 7508 // all device users and users added in the future. Runtime permissions 7509 // are granted at runtime explicitly to specific users. Normal and signature 7510 // protected permissions are install time permissions. Dangerous permissions 7511 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7512 // otherwise they are runtime permissions. This function does not manage 7513 // runtime permissions except for the case an app targeting Lollipop MR1 7514 // being upgraded to target a newer SDK, in which case dangerous permissions 7515 // are transformed from install time to runtime ones. 7516 7517 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7518 if (ps == null) { 7519 return; 7520 } 7521 7522 PermissionsState permissionsState = ps.getPermissionsState(); 7523 PermissionsState origPermissions = permissionsState; 7524 7525 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7526 7527 int[] upgradeUserIds = PermissionsState.USERS_NONE; 7528 int[] changedRuntimePermissionUserIds = PermissionsState.USERS_NONE; 7529 7530 boolean changedInstallPermission = false; 7531 7532 if (replace) { 7533 ps.installPermissionsFixed = false; 7534 if (!ps.isSharedUser()) { 7535 origPermissions = new PermissionsState(permissionsState); 7536 permissionsState.reset(); 7537 } 7538 } 7539 7540 permissionsState.setGlobalGids(mGlobalGids); 7541 7542 final int N = pkg.requestedPermissions.size(); 7543 for (int i=0; i<N; i++) { 7544 final String name = pkg.requestedPermissions.get(i); 7545 final BasePermission bp = mSettings.mPermissions.get(name); 7546 7547 if (DEBUG_INSTALL) { 7548 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7549 } 7550 7551 if (bp == null || bp.packageSetting == null) { 7552 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7553 Slog.w(TAG, "Unknown permission " + name 7554 + " in package " + pkg.packageName); 7555 } 7556 continue; 7557 } 7558 7559 final String perm = bp.name; 7560 boolean allowedSig = false; 7561 int grant = GRANT_DENIED; 7562 7563 // Keep track of app op permissions. 7564 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7565 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7566 if (pkgs == null) { 7567 pkgs = new ArraySet<>(); 7568 mAppOpPermissionPackages.put(bp.name, pkgs); 7569 } 7570 pkgs.add(pkg.packageName); 7571 } 7572 7573 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7574 switch (level) { 7575 case PermissionInfo.PROTECTION_NORMAL: { 7576 // For all apps normal permissions are install time ones. 7577 grant = GRANT_INSTALL; 7578 } break; 7579 7580 case PermissionInfo.PROTECTION_DANGEROUS: { 7581 if (!RUNTIME_PERMISSIONS_ENABLED 7582 || pkg.applicationInfo.targetSdkVersion 7583 <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7584 // For legacy apps dangerous permissions are install time ones. 7585 grant = GRANT_INSTALL; 7586 } else if (ps.isSystem()) { 7587 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7588 if (origPermissions.hasInstallPermission(bp.name)) { 7589 // If a system app had an install permission, then the app was 7590 // upgraded and we grant the permissions as runtime to all users. 7591 grant = GRANT_UPGRADE; 7592 upgradeUserIds = currentUserIds; 7593 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7594 // If users changed since the last permissions update for a 7595 // system app, we grant the permission as runtime to the new users. 7596 grant = GRANT_UPGRADE; 7597 upgradeUserIds = currentUserIds; 7598 for (int userId : updatedUserIds) { 7599 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7600 } 7601 } else { 7602 // Otherwise, we grant the permission as runtime if the app 7603 // already had it, i.e. we preserve runtime permissions. 7604 grant = GRANT_RUNTIME; 7605 } 7606 } else if (origPermissions.hasInstallPermission(bp.name)) { 7607 // For legacy apps that became modern, install becomes runtime. 7608 grant = GRANT_UPGRADE; 7609 upgradeUserIds = currentUserIds; 7610 } else if (replace) { 7611 // For upgraded modern apps keep runtime permissions unchanged. 7612 grant = GRANT_RUNTIME; 7613 } 7614 } break; 7615 7616 case PermissionInfo.PROTECTION_SIGNATURE: { 7617 // For all apps signature permissions are install time ones. 7618 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7619 if (allowedSig) { 7620 grant = GRANT_INSTALL; 7621 } 7622 } break; 7623 } 7624 7625 if (DEBUG_INSTALL) { 7626 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7627 } 7628 7629 if (grant != GRANT_DENIED) { 7630 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7631 // If this is an existing, non-system package, then 7632 // we can't add any new permissions to it. 7633 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7634 // Except... if this is a permission that was added 7635 // to the platform (note: need to only do this when 7636 // updating the platform). 7637 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7638 grant = GRANT_DENIED; 7639 } 7640 } 7641 } 7642 7643 switch (grant) { 7644 case GRANT_INSTALL: { 7645 // Grant an install permission. 7646 if (permissionsState.grantInstallPermission(bp) != 7647 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7648 changedInstallPermission = true; 7649 } 7650 } break; 7651 7652 case GRANT_RUNTIME: { 7653 // Grant previously granted runtime permissions. 7654 for (int userId : UserManagerService.getInstance().getUserIds()) { 7655 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 7656 if (permissionsState.grantRuntimePermission(bp, userId) == 7657 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7658 // If we cannot put the permission as it was, we have to write. 7659 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7660 changedRuntimePermissionUserIds, userId); 7661 } 7662 } 7663 } 7664 } break; 7665 7666 case GRANT_UPGRADE: { 7667 // Grant runtime permissions for a previously held install permission. 7668 permissionsState.revokeInstallPermission(bp); 7669 for (int userId : upgradeUserIds) { 7670 if (permissionsState.grantRuntimePermission(bp, userId) != 7671 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7672 // If we granted the permission, we have to write. 7673 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7674 changedRuntimePermissionUserIds, userId); 7675 } 7676 } 7677 } break; 7678 7679 default: { 7680 if (packageOfInterest == null 7681 || packageOfInterest.equals(pkg.packageName)) { 7682 Slog.w(TAG, "Not granting permission " + perm 7683 + " to package " + pkg.packageName 7684 + " because it was previously installed without"); 7685 } 7686 } break; 7687 } 7688 } else { 7689 if (permissionsState.revokeInstallPermission(bp) != 7690 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7691 changedInstallPermission = true; 7692 Slog.i(TAG, "Un-granting permission " + perm 7693 + " from package " + pkg.packageName 7694 + " (protectionLevel=" + bp.protectionLevel 7695 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7696 + ")"); 7697 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 7698 // Don't print warning for app op permissions, since it is fine for them 7699 // not to be granted, there is a UI for the user to decide. 7700 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7701 Slog.w(TAG, "Not granting permission " + perm 7702 + " to package " + pkg.packageName 7703 + " (protectionLevel=" + bp.protectionLevel 7704 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7705 + ")"); 7706 } 7707 } 7708 } 7709 } 7710 7711 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 7712 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 7713 // This is the first that we have heard about this package, so the 7714 // permissions we have now selected are fixed until explicitly 7715 // changed. 7716 ps.installPermissionsFixed = true; 7717 } 7718 7719 ps.setPermissionsUpdatedForUserIds(currentUserIds); 7720 7721 // Persist the runtime permissions state for users with changes. 7722 if (RUNTIME_PERMISSIONS_ENABLED) { 7723 for (int userId : changedRuntimePermissionUserIds) { 7724 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 7725 } 7726 } 7727 } 7728 7729 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 7730 boolean allowed = false; 7731 final int NP = PackageParser.NEW_PERMISSIONS.length; 7732 for (int ip=0; ip<NP; ip++) { 7733 final PackageParser.NewPermissionInfo npi 7734 = PackageParser.NEW_PERMISSIONS[ip]; 7735 if (npi.name.equals(perm) 7736 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 7737 allowed = true; 7738 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 7739 + pkg.packageName); 7740 break; 7741 } 7742 } 7743 return allowed; 7744 } 7745 7746 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 7747 BasePermission bp, PermissionsState origPermissions) { 7748 boolean allowed; 7749 allowed = (compareSignatures( 7750 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 7751 == PackageManager.SIGNATURE_MATCH) 7752 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 7753 == PackageManager.SIGNATURE_MATCH); 7754 if (!allowed && (bp.protectionLevel 7755 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 7756 if (isSystemApp(pkg)) { 7757 // For updated system applications, a system permission 7758 // is granted only if it had been defined by the original application. 7759 if (pkg.isUpdatedSystemApp()) { 7760 final PackageSetting sysPs = mSettings 7761 .getDisabledSystemPkgLPr(pkg.packageName); 7762 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 7763 // If the original was granted this permission, we take 7764 // that grant decision as read and propagate it to the 7765 // update. 7766 if (sysPs.isPrivileged()) { 7767 allowed = true; 7768 } 7769 } else { 7770 // The system apk may have been updated with an older 7771 // version of the one on the data partition, but which 7772 // granted a new system permission that it didn't have 7773 // before. In this case we do want to allow the app to 7774 // now get the new permission if the ancestral apk is 7775 // privileged to get it. 7776 if (sysPs.pkg != null && sysPs.isPrivileged()) { 7777 for (int j=0; 7778 j<sysPs.pkg.requestedPermissions.size(); j++) { 7779 if (perm.equals( 7780 sysPs.pkg.requestedPermissions.get(j))) { 7781 allowed = true; 7782 break; 7783 } 7784 } 7785 } 7786 } 7787 } else { 7788 allowed = isPrivilegedApp(pkg); 7789 } 7790 } 7791 } 7792 if (!allowed && (bp.protectionLevel 7793 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 7794 // For development permissions, a development permission 7795 // is granted only if it was already granted. 7796 allowed = origPermissions.hasInstallPermission(perm); 7797 } 7798 return allowed; 7799 } 7800 7801 final class ActivityIntentResolver 7802 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 7803 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 7804 boolean defaultOnly, int userId) { 7805 if (!sUserManager.exists(userId)) return null; 7806 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 7807 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 7808 } 7809 7810 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 7811 int userId) { 7812 if (!sUserManager.exists(userId)) return null; 7813 mFlags = flags; 7814 return super.queryIntent(intent, resolvedType, 7815 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 7816 } 7817 7818 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 7819 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 7820 if (!sUserManager.exists(userId)) return null; 7821 if (packageActivities == null) { 7822 return null; 7823 } 7824 mFlags = flags; 7825 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 7826 final int N = packageActivities.size(); 7827 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 7828 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 7829 7830 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 7831 for (int i = 0; i < N; ++i) { 7832 intentFilters = packageActivities.get(i).intents; 7833 if (intentFilters != null && intentFilters.size() > 0) { 7834 PackageParser.ActivityIntentInfo[] array = 7835 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 7836 intentFilters.toArray(array); 7837 listCut.add(array); 7838 } 7839 } 7840 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 7841 } 7842 7843 public final void addActivity(PackageParser.Activity a, String type) { 7844 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 7845 mActivities.put(a.getComponentName(), a); 7846 if (DEBUG_SHOW_INFO) 7847 Log.v( 7848 TAG, " " + type + " " + 7849 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 7850 if (DEBUG_SHOW_INFO) 7851 Log.v(TAG, " Class=" + a.info.name); 7852 final int NI = a.intents.size(); 7853 for (int j=0; j<NI; j++) { 7854 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7855 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 7856 intent.setPriority(0); 7857 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 7858 + a.className + " with priority > 0, forcing to 0"); 7859 } 7860 if (DEBUG_SHOW_INFO) { 7861 Log.v(TAG, " IntentFilter:"); 7862 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7863 } 7864 if (!intent.debugCheck()) { 7865 Log.w(TAG, "==> For Activity " + a.info.name); 7866 } 7867 addFilter(intent); 7868 } 7869 } 7870 7871 public final void removeActivity(PackageParser.Activity a, String type) { 7872 mActivities.remove(a.getComponentName()); 7873 if (DEBUG_SHOW_INFO) { 7874 Log.v(TAG, " " + type + " " 7875 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 7876 : a.info.name) + ":"); 7877 Log.v(TAG, " Class=" + a.info.name); 7878 } 7879 final int NI = a.intents.size(); 7880 for (int j=0; j<NI; j++) { 7881 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 7882 if (DEBUG_SHOW_INFO) { 7883 Log.v(TAG, " IntentFilter:"); 7884 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 7885 } 7886 removeFilter(intent); 7887 } 7888 } 7889 7890 @Override 7891 protected boolean allowFilterResult( 7892 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 7893 ActivityInfo filterAi = filter.activity.info; 7894 for (int i=dest.size()-1; i>=0; i--) { 7895 ActivityInfo destAi = dest.get(i).activityInfo; 7896 if (destAi.name == filterAi.name 7897 && destAi.packageName == filterAi.packageName) { 7898 return false; 7899 } 7900 } 7901 return true; 7902 } 7903 7904 @Override 7905 protected ActivityIntentInfo[] newArray(int size) { 7906 return new ActivityIntentInfo[size]; 7907 } 7908 7909 @Override 7910 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 7911 if (!sUserManager.exists(userId)) return true; 7912 PackageParser.Package p = filter.activity.owner; 7913 if (p != null) { 7914 PackageSetting ps = (PackageSetting)p.mExtras; 7915 if (ps != null) { 7916 // System apps are never considered stopped for purposes of 7917 // filtering, because there may be no way for the user to 7918 // actually re-launch them. 7919 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 7920 && ps.getStopped(userId); 7921 } 7922 } 7923 return false; 7924 } 7925 7926 @Override 7927 protected boolean isPackageForFilter(String packageName, 7928 PackageParser.ActivityIntentInfo info) { 7929 return packageName.equals(info.activity.owner.packageName); 7930 } 7931 7932 @Override 7933 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 7934 int match, int userId) { 7935 if (!sUserManager.exists(userId)) return null; 7936 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 7937 return null; 7938 } 7939 final PackageParser.Activity activity = info.activity; 7940 if (mSafeMode && (activity.info.applicationInfo.flags 7941 &ApplicationInfo.FLAG_SYSTEM) == 0) { 7942 return null; 7943 } 7944 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 7945 if (ps == null) { 7946 return null; 7947 } 7948 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 7949 ps.readUserState(userId), userId); 7950 if (ai == null) { 7951 return null; 7952 } 7953 final ResolveInfo res = new ResolveInfo(); 7954 res.activityInfo = ai; 7955 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 7956 res.filter = info; 7957 } 7958 if (info != null) { 7959 res.handleAllWebDataURI = info.handleAllWebDataURI(); 7960 } 7961 res.priority = info.getPriority(); 7962 res.preferredOrder = activity.owner.mPreferredOrder; 7963 //System.out.println("Result: " + res.activityInfo.className + 7964 // " = " + res.priority); 7965 res.match = match; 7966 res.isDefault = info.hasDefault; 7967 res.labelRes = info.labelRes; 7968 res.nonLocalizedLabel = info.nonLocalizedLabel; 7969 if (userNeedsBadging(userId)) { 7970 res.noResourceId = true; 7971 } else { 7972 res.icon = info.icon; 7973 } 7974 res.system = res.activityInfo.applicationInfo.isSystemApp(); 7975 return res; 7976 } 7977 7978 @Override 7979 protected void sortResults(List<ResolveInfo> results) { 7980 Collections.sort(results, mResolvePrioritySorter); 7981 } 7982 7983 @Override 7984 protected void dumpFilter(PrintWriter out, String prefix, 7985 PackageParser.ActivityIntentInfo filter) { 7986 out.print(prefix); out.print( 7987 Integer.toHexString(System.identityHashCode(filter.activity))); 7988 out.print(' '); 7989 filter.activity.printComponentShortName(out); 7990 out.print(" filter "); 7991 out.println(Integer.toHexString(System.identityHashCode(filter))); 7992 } 7993 7994 @Override 7995 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 7996 return filter.activity; 7997 } 7998 7999 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8000 PackageParser.Activity activity = (PackageParser.Activity)label; 8001 out.print(prefix); out.print( 8002 Integer.toHexString(System.identityHashCode(activity))); 8003 out.print(' '); 8004 activity.printComponentShortName(out); 8005 if (count > 1) { 8006 out.print(" ("); out.print(count); out.print(" filters)"); 8007 } 8008 out.println(); 8009 } 8010 8011// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8012// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8013// final List<ResolveInfo> retList = Lists.newArrayList(); 8014// while (i.hasNext()) { 8015// final ResolveInfo resolveInfo = i.next(); 8016// if (isEnabledLP(resolveInfo.activityInfo)) { 8017// retList.add(resolveInfo); 8018// } 8019// } 8020// return retList; 8021// } 8022 8023 // Keys are String (activity class name), values are Activity. 8024 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8025 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8026 private int mFlags; 8027 } 8028 8029 private final class ServiceIntentResolver 8030 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8031 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8032 boolean defaultOnly, int userId) { 8033 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8034 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8035 } 8036 8037 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8038 int userId) { 8039 if (!sUserManager.exists(userId)) return null; 8040 mFlags = flags; 8041 return super.queryIntent(intent, resolvedType, 8042 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8043 } 8044 8045 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8046 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8047 if (!sUserManager.exists(userId)) return null; 8048 if (packageServices == null) { 8049 return null; 8050 } 8051 mFlags = flags; 8052 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8053 final int N = packageServices.size(); 8054 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8055 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8056 8057 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8058 for (int i = 0; i < N; ++i) { 8059 intentFilters = packageServices.get(i).intents; 8060 if (intentFilters != null && intentFilters.size() > 0) { 8061 PackageParser.ServiceIntentInfo[] array = 8062 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8063 intentFilters.toArray(array); 8064 listCut.add(array); 8065 } 8066 } 8067 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8068 } 8069 8070 public final void addService(PackageParser.Service s) { 8071 mServices.put(s.getComponentName(), s); 8072 if (DEBUG_SHOW_INFO) { 8073 Log.v(TAG, " " 8074 + (s.info.nonLocalizedLabel != null 8075 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8076 Log.v(TAG, " Class=" + s.info.name); 8077 } 8078 final int NI = s.intents.size(); 8079 int j; 8080 for (j=0; j<NI; j++) { 8081 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8082 if (DEBUG_SHOW_INFO) { 8083 Log.v(TAG, " IntentFilter:"); 8084 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8085 } 8086 if (!intent.debugCheck()) { 8087 Log.w(TAG, "==> For Service " + s.info.name); 8088 } 8089 addFilter(intent); 8090 } 8091 } 8092 8093 public final void removeService(PackageParser.Service s) { 8094 mServices.remove(s.getComponentName()); 8095 if (DEBUG_SHOW_INFO) { 8096 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8097 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8098 Log.v(TAG, " Class=" + s.info.name); 8099 } 8100 final int NI = s.intents.size(); 8101 int j; 8102 for (j=0; j<NI; j++) { 8103 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8104 if (DEBUG_SHOW_INFO) { 8105 Log.v(TAG, " IntentFilter:"); 8106 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8107 } 8108 removeFilter(intent); 8109 } 8110 } 8111 8112 @Override 8113 protected boolean allowFilterResult( 8114 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8115 ServiceInfo filterSi = filter.service.info; 8116 for (int i=dest.size()-1; i>=0; i--) { 8117 ServiceInfo destAi = dest.get(i).serviceInfo; 8118 if (destAi.name == filterSi.name 8119 && destAi.packageName == filterSi.packageName) { 8120 return false; 8121 } 8122 } 8123 return true; 8124 } 8125 8126 @Override 8127 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8128 return new PackageParser.ServiceIntentInfo[size]; 8129 } 8130 8131 @Override 8132 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8133 if (!sUserManager.exists(userId)) return true; 8134 PackageParser.Package p = filter.service.owner; 8135 if (p != null) { 8136 PackageSetting ps = (PackageSetting)p.mExtras; 8137 if (ps != null) { 8138 // System apps are never considered stopped for purposes of 8139 // filtering, because there may be no way for the user to 8140 // actually re-launch them. 8141 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8142 && ps.getStopped(userId); 8143 } 8144 } 8145 return false; 8146 } 8147 8148 @Override 8149 protected boolean isPackageForFilter(String packageName, 8150 PackageParser.ServiceIntentInfo info) { 8151 return packageName.equals(info.service.owner.packageName); 8152 } 8153 8154 @Override 8155 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8156 int match, int userId) { 8157 if (!sUserManager.exists(userId)) return null; 8158 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8159 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8160 return null; 8161 } 8162 final PackageParser.Service service = info.service; 8163 if (mSafeMode && (service.info.applicationInfo.flags 8164 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8165 return null; 8166 } 8167 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8168 if (ps == null) { 8169 return null; 8170 } 8171 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8172 ps.readUserState(userId), userId); 8173 if (si == null) { 8174 return null; 8175 } 8176 final ResolveInfo res = new ResolveInfo(); 8177 res.serviceInfo = si; 8178 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8179 res.filter = filter; 8180 } 8181 res.priority = info.getPriority(); 8182 res.preferredOrder = service.owner.mPreferredOrder; 8183 res.match = match; 8184 res.isDefault = info.hasDefault; 8185 res.labelRes = info.labelRes; 8186 res.nonLocalizedLabel = info.nonLocalizedLabel; 8187 res.icon = info.icon; 8188 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8189 return res; 8190 } 8191 8192 @Override 8193 protected void sortResults(List<ResolveInfo> results) { 8194 Collections.sort(results, mResolvePrioritySorter); 8195 } 8196 8197 @Override 8198 protected void dumpFilter(PrintWriter out, String prefix, 8199 PackageParser.ServiceIntentInfo filter) { 8200 out.print(prefix); out.print( 8201 Integer.toHexString(System.identityHashCode(filter.service))); 8202 out.print(' '); 8203 filter.service.printComponentShortName(out); 8204 out.print(" filter "); 8205 out.println(Integer.toHexString(System.identityHashCode(filter))); 8206 } 8207 8208 @Override 8209 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8210 return filter.service; 8211 } 8212 8213 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8214 PackageParser.Service service = (PackageParser.Service)label; 8215 out.print(prefix); out.print( 8216 Integer.toHexString(System.identityHashCode(service))); 8217 out.print(' '); 8218 service.printComponentShortName(out); 8219 if (count > 1) { 8220 out.print(" ("); out.print(count); out.print(" filters)"); 8221 } 8222 out.println(); 8223 } 8224 8225// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8226// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8227// final List<ResolveInfo> retList = Lists.newArrayList(); 8228// while (i.hasNext()) { 8229// final ResolveInfo resolveInfo = (ResolveInfo) i; 8230// if (isEnabledLP(resolveInfo.serviceInfo)) { 8231// retList.add(resolveInfo); 8232// } 8233// } 8234// return retList; 8235// } 8236 8237 // Keys are String (activity class name), values are Activity. 8238 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8239 = new ArrayMap<ComponentName, PackageParser.Service>(); 8240 private int mFlags; 8241 }; 8242 8243 private final class ProviderIntentResolver 8244 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8245 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8246 boolean defaultOnly, int userId) { 8247 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8248 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8249 } 8250 8251 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8252 int userId) { 8253 if (!sUserManager.exists(userId)) 8254 return null; 8255 mFlags = flags; 8256 return super.queryIntent(intent, resolvedType, 8257 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8258 } 8259 8260 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8261 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8262 if (!sUserManager.exists(userId)) 8263 return null; 8264 if (packageProviders == null) { 8265 return null; 8266 } 8267 mFlags = flags; 8268 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8269 final int N = packageProviders.size(); 8270 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8271 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8272 8273 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8274 for (int i = 0; i < N; ++i) { 8275 intentFilters = packageProviders.get(i).intents; 8276 if (intentFilters != null && intentFilters.size() > 0) { 8277 PackageParser.ProviderIntentInfo[] array = 8278 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8279 intentFilters.toArray(array); 8280 listCut.add(array); 8281 } 8282 } 8283 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8284 } 8285 8286 public final void addProvider(PackageParser.Provider p) { 8287 if (mProviders.containsKey(p.getComponentName())) { 8288 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8289 return; 8290 } 8291 8292 mProviders.put(p.getComponentName(), p); 8293 if (DEBUG_SHOW_INFO) { 8294 Log.v(TAG, " " 8295 + (p.info.nonLocalizedLabel != null 8296 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8297 Log.v(TAG, " Class=" + p.info.name); 8298 } 8299 final int NI = p.intents.size(); 8300 int j; 8301 for (j = 0; j < NI; j++) { 8302 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8303 if (DEBUG_SHOW_INFO) { 8304 Log.v(TAG, " IntentFilter:"); 8305 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8306 } 8307 if (!intent.debugCheck()) { 8308 Log.w(TAG, "==> For Provider " + p.info.name); 8309 } 8310 addFilter(intent); 8311 } 8312 } 8313 8314 public final void removeProvider(PackageParser.Provider p) { 8315 mProviders.remove(p.getComponentName()); 8316 if (DEBUG_SHOW_INFO) { 8317 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8318 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8319 Log.v(TAG, " Class=" + p.info.name); 8320 } 8321 final int NI = p.intents.size(); 8322 int j; 8323 for (j = 0; j < NI; j++) { 8324 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8325 if (DEBUG_SHOW_INFO) { 8326 Log.v(TAG, " IntentFilter:"); 8327 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8328 } 8329 removeFilter(intent); 8330 } 8331 } 8332 8333 @Override 8334 protected boolean allowFilterResult( 8335 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8336 ProviderInfo filterPi = filter.provider.info; 8337 for (int i = dest.size() - 1; i >= 0; i--) { 8338 ProviderInfo destPi = dest.get(i).providerInfo; 8339 if (destPi.name == filterPi.name 8340 && destPi.packageName == filterPi.packageName) { 8341 return false; 8342 } 8343 } 8344 return true; 8345 } 8346 8347 @Override 8348 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8349 return new PackageParser.ProviderIntentInfo[size]; 8350 } 8351 8352 @Override 8353 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8354 if (!sUserManager.exists(userId)) 8355 return true; 8356 PackageParser.Package p = filter.provider.owner; 8357 if (p != null) { 8358 PackageSetting ps = (PackageSetting) p.mExtras; 8359 if (ps != null) { 8360 // System apps are never considered stopped for purposes of 8361 // filtering, because there may be no way for the user to 8362 // actually re-launch them. 8363 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8364 && ps.getStopped(userId); 8365 } 8366 } 8367 return false; 8368 } 8369 8370 @Override 8371 protected boolean isPackageForFilter(String packageName, 8372 PackageParser.ProviderIntentInfo info) { 8373 return packageName.equals(info.provider.owner.packageName); 8374 } 8375 8376 @Override 8377 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8378 int match, int userId) { 8379 if (!sUserManager.exists(userId)) 8380 return null; 8381 final PackageParser.ProviderIntentInfo info = filter; 8382 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8383 return null; 8384 } 8385 final PackageParser.Provider provider = info.provider; 8386 if (mSafeMode && (provider.info.applicationInfo.flags 8387 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8388 return null; 8389 } 8390 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8391 if (ps == null) { 8392 return null; 8393 } 8394 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8395 ps.readUserState(userId), userId); 8396 if (pi == null) { 8397 return null; 8398 } 8399 final ResolveInfo res = new ResolveInfo(); 8400 res.providerInfo = pi; 8401 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8402 res.filter = filter; 8403 } 8404 res.priority = info.getPriority(); 8405 res.preferredOrder = provider.owner.mPreferredOrder; 8406 res.match = match; 8407 res.isDefault = info.hasDefault; 8408 res.labelRes = info.labelRes; 8409 res.nonLocalizedLabel = info.nonLocalizedLabel; 8410 res.icon = info.icon; 8411 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8412 return res; 8413 } 8414 8415 @Override 8416 protected void sortResults(List<ResolveInfo> results) { 8417 Collections.sort(results, mResolvePrioritySorter); 8418 } 8419 8420 @Override 8421 protected void dumpFilter(PrintWriter out, String prefix, 8422 PackageParser.ProviderIntentInfo filter) { 8423 out.print(prefix); 8424 out.print( 8425 Integer.toHexString(System.identityHashCode(filter.provider))); 8426 out.print(' '); 8427 filter.provider.printComponentShortName(out); 8428 out.print(" filter "); 8429 out.println(Integer.toHexString(System.identityHashCode(filter))); 8430 } 8431 8432 @Override 8433 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8434 return filter.provider; 8435 } 8436 8437 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8438 PackageParser.Provider provider = (PackageParser.Provider)label; 8439 out.print(prefix); out.print( 8440 Integer.toHexString(System.identityHashCode(provider))); 8441 out.print(' '); 8442 provider.printComponentShortName(out); 8443 if (count > 1) { 8444 out.print(" ("); out.print(count); out.print(" filters)"); 8445 } 8446 out.println(); 8447 } 8448 8449 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8450 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8451 private int mFlags; 8452 }; 8453 8454 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8455 new Comparator<ResolveInfo>() { 8456 public int compare(ResolveInfo r1, ResolveInfo r2) { 8457 int v1 = r1.priority; 8458 int v2 = r2.priority; 8459 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8460 if (v1 != v2) { 8461 return (v1 > v2) ? -1 : 1; 8462 } 8463 v1 = r1.preferredOrder; 8464 v2 = r2.preferredOrder; 8465 if (v1 != v2) { 8466 return (v1 > v2) ? -1 : 1; 8467 } 8468 if (r1.isDefault != r2.isDefault) { 8469 return r1.isDefault ? -1 : 1; 8470 } 8471 v1 = r1.match; 8472 v2 = r2.match; 8473 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8474 if (v1 != v2) { 8475 return (v1 > v2) ? -1 : 1; 8476 } 8477 if (r1.system != r2.system) { 8478 return r1.system ? -1 : 1; 8479 } 8480 return 0; 8481 } 8482 }; 8483 8484 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8485 new Comparator<ProviderInfo>() { 8486 public int compare(ProviderInfo p1, ProviderInfo p2) { 8487 final int v1 = p1.initOrder; 8488 final int v2 = p2.initOrder; 8489 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8490 } 8491 }; 8492 8493 static final void sendPackageBroadcast(String action, String pkg, 8494 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 8495 int[] userIds) { 8496 IActivityManager am = ActivityManagerNative.getDefault(); 8497 if (am != null) { 8498 try { 8499 if (userIds == null) { 8500 userIds = am.getRunningUserIds(); 8501 } 8502 for (int id : userIds) { 8503 final Intent intent = new Intent(action, 8504 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8505 if (extras != null) { 8506 intent.putExtras(extras); 8507 } 8508 if (targetPkg != null) { 8509 intent.setPackage(targetPkg); 8510 } 8511 // Modify the UID when posting to other users 8512 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8513 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8514 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8515 intent.putExtra(Intent.EXTRA_UID, uid); 8516 } 8517 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8518 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8519 if (DEBUG_BROADCASTS) { 8520 RuntimeException here = new RuntimeException("here"); 8521 here.fillInStackTrace(); 8522 Slog.d(TAG, "Sending to user " + id + ": " 8523 + intent.toShortString(false, true, false, false) 8524 + " " + intent.getExtras(), here); 8525 } 8526 am.broadcastIntent(null, intent, null, finishedReceiver, 8527 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8528 finishedReceiver != null, false, id); 8529 } 8530 } catch (RemoteException ex) { 8531 } 8532 } 8533 } 8534 8535 /** 8536 * Check if the external storage media is available. This is true if there 8537 * is a mounted external storage medium or if the external storage is 8538 * emulated. 8539 */ 8540 private boolean isExternalMediaAvailable() { 8541 return mMediaMounted || Environment.isExternalStorageEmulated(); 8542 } 8543 8544 @Override 8545 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8546 // writer 8547 synchronized (mPackages) { 8548 if (!isExternalMediaAvailable()) { 8549 // If the external storage is no longer mounted at this point, 8550 // the caller may not have been able to delete all of this 8551 // packages files and can not delete any more. Bail. 8552 return null; 8553 } 8554 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8555 if (lastPackage != null) { 8556 pkgs.remove(lastPackage); 8557 } 8558 if (pkgs.size() > 0) { 8559 return pkgs.get(0); 8560 } 8561 } 8562 return null; 8563 } 8564 8565 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8566 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8567 userId, andCode ? 1 : 0, packageName); 8568 if (mSystemReady) { 8569 msg.sendToTarget(); 8570 } else { 8571 if (mPostSystemReadyMessages == null) { 8572 mPostSystemReadyMessages = new ArrayList<>(); 8573 } 8574 mPostSystemReadyMessages.add(msg); 8575 } 8576 } 8577 8578 void startCleaningPackages() { 8579 // reader 8580 synchronized (mPackages) { 8581 if (!isExternalMediaAvailable()) { 8582 return; 8583 } 8584 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8585 return; 8586 } 8587 } 8588 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8589 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8590 IActivityManager am = ActivityManagerNative.getDefault(); 8591 if (am != null) { 8592 try { 8593 am.startService(null, intent, null, UserHandle.USER_OWNER); 8594 } catch (RemoteException e) { 8595 } 8596 } 8597 } 8598 8599 @Override 8600 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8601 int installFlags, String installerPackageName, VerificationParams verificationParams, 8602 String packageAbiOverride) { 8603 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8604 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8605 } 8606 8607 @Override 8608 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 8609 int installFlags, String installerPackageName, VerificationParams verificationParams, 8610 String packageAbiOverride, int userId) { 8611 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 8612 8613 final int callingUid = Binder.getCallingUid(); 8614 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 8615 8616 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8617 try { 8618 if (observer != null) { 8619 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 8620 } 8621 } catch (RemoteException re) { 8622 } 8623 return; 8624 } 8625 8626 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 8627 installFlags |= PackageManager.INSTALL_FROM_ADB; 8628 8629 } else { 8630 // Caller holds INSTALL_PACKAGES permission, so we're less strict 8631 // about installerPackageName. 8632 8633 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 8634 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 8635 } 8636 8637 UserHandle user; 8638 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 8639 user = UserHandle.ALL; 8640 } else { 8641 user = new UserHandle(userId); 8642 } 8643 8644 // Only system components can circumvent runtime permissions when installing. 8645 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 8646 && mContext.checkCallingOrSelfPermission(Manifest.permission 8647 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 8648 throw new SecurityException("You need the " 8649 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 8650 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 8651 } 8652 8653 verificationParams.setInstallerUid(callingUid); 8654 8655 final File originFile = new File(originPath); 8656 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 8657 8658 final Message msg = mHandler.obtainMessage(INIT_COPY); 8659 msg.obj = new InstallParams(origin, observer, installFlags, 8660 installerPackageName, null, verificationParams, user, packageAbiOverride); 8661 mHandler.sendMessage(msg); 8662 } 8663 8664 void installStage(String packageName, File stagedDir, String stagedCid, 8665 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 8666 String installerPackageName, int installerUid, UserHandle user) { 8667 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 8668 params.referrerUri, installerUid, null); 8669 8670 final OriginInfo origin; 8671 if (stagedDir != null) { 8672 origin = OriginInfo.fromStagedFile(stagedDir); 8673 } else { 8674 origin = OriginInfo.fromStagedContainer(stagedCid); 8675 } 8676 8677 final Message msg = mHandler.obtainMessage(INIT_COPY); 8678 msg.obj = new InstallParams(origin, observer, params.installFlags, 8679 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 8680 mHandler.sendMessage(msg); 8681 } 8682 8683 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 8684 Bundle extras = new Bundle(1); 8685 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 8686 8687 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 8688 packageName, extras, null, null, new int[] {userId}); 8689 try { 8690 IActivityManager am = ActivityManagerNative.getDefault(); 8691 final boolean isSystem = 8692 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 8693 if (isSystem && am.isUserRunning(userId, false)) { 8694 // The just-installed/enabled app is bundled on the system, so presumed 8695 // to be able to run automatically without needing an explicit launch. 8696 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 8697 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 8698 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 8699 .setPackage(packageName); 8700 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 8701 android.app.AppOpsManager.OP_NONE, false, false, userId); 8702 } 8703 } catch (RemoteException e) { 8704 // shouldn't happen 8705 Slog.w(TAG, "Unable to bootstrap installed package", e); 8706 } 8707 } 8708 8709 @Override 8710 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 8711 int userId) { 8712 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8713 PackageSetting pkgSetting; 8714 final int uid = Binder.getCallingUid(); 8715 enforceCrossUserPermission(uid, userId, true, true, 8716 "setApplicationHiddenSetting for user " + userId); 8717 8718 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 8719 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 8720 return false; 8721 } 8722 8723 long callingId = Binder.clearCallingIdentity(); 8724 try { 8725 boolean sendAdded = false; 8726 boolean sendRemoved = false; 8727 // writer 8728 synchronized (mPackages) { 8729 pkgSetting = mSettings.mPackages.get(packageName); 8730 if (pkgSetting == null) { 8731 return false; 8732 } 8733 if (pkgSetting.getHidden(userId) != hidden) { 8734 pkgSetting.setHidden(hidden, userId); 8735 mSettings.writePackageRestrictionsLPr(userId); 8736 if (hidden) { 8737 sendRemoved = true; 8738 } else { 8739 sendAdded = true; 8740 } 8741 } 8742 } 8743 if (sendAdded) { 8744 sendPackageAddedForUser(packageName, pkgSetting, userId); 8745 return true; 8746 } 8747 if (sendRemoved) { 8748 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 8749 "hiding pkg"); 8750 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 8751 } 8752 } finally { 8753 Binder.restoreCallingIdentity(callingId); 8754 } 8755 return false; 8756 } 8757 8758 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 8759 int userId) { 8760 final PackageRemovedInfo info = new PackageRemovedInfo(); 8761 info.removedPackage = packageName; 8762 info.removedUsers = new int[] {userId}; 8763 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 8764 info.sendBroadcast(false, false, false); 8765 } 8766 8767 /** 8768 * Returns true if application is not found or there was an error. Otherwise it returns 8769 * the hidden state of the package for the given user. 8770 */ 8771 @Override 8772 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 8773 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8774 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 8775 false, "getApplicationHidden for user " + userId); 8776 PackageSetting pkgSetting; 8777 long callingId = Binder.clearCallingIdentity(); 8778 try { 8779 // writer 8780 synchronized (mPackages) { 8781 pkgSetting = mSettings.mPackages.get(packageName); 8782 if (pkgSetting == null) { 8783 return true; 8784 } 8785 return pkgSetting.getHidden(userId); 8786 } 8787 } finally { 8788 Binder.restoreCallingIdentity(callingId); 8789 } 8790 } 8791 8792 /** 8793 * @hide 8794 */ 8795 @Override 8796 public int installExistingPackageAsUser(String packageName, int userId) { 8797 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 8798 null); 8799 PackageSetting pkgSetting; 8800 final int uid = Binder.getCallingUid(); 8801 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 8802 + userId); 8803 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8804 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 8805 } 8806 8807 long callingId = Binder.clearCallingIdentity(); 8808 try { 8809 boolean sendAdded = false; 8810 8811 // writer 8812 synchronized (mPackages) { 8813 pkgSetting = mSettings.mPackages.get(packageName); 8814 if (pkgSetting == null) { 8815 return PackageManager.INSTALL_FAILED_INVALID_URI; 8816 } 8817 if (!pkgSetting.getInstalled(userId)) { 8818 pkgSetting.setInstalled(true, userId); 8819 pkgSetting.setHidden(false, userId); 8820 mSettings.writePackageRestrictionsLPr(userId); 8821 sendAdded = true; 8822 } 8823 } 8824 8825 if (sendAdded) { 8826 sendPackageAddedForUser(packageName, pkgSetting, userId); 8827 } 8828 } finally { 8829 Binder.restoreCallingIdentity(callingId); 8830 } 8831 8832 return PackageManager.INSTALL_SUCCEEDED; 8833 } 8834 8835 boolean isUserRestricted(int userId, String restrictionKey) { 8836 Bundle restrictions = sUserManager.getUserRestrictions(userId); 8837 if (restrictions.getBoolean(restrictionKey, false)) { 8838 Log.w(TAG, "User is restricted: " + restrictionKey); 8839 return true; 8840 } 8841 return false; 8842 } 8843 8844 @Override 8845 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 8846 mContext.enforceCallingOrSelfPermission( 8847 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8848 "Only package verification agents can verify applications"); 8849 8850 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8851 final PackageVerificationResponse response = new PackageVerificationResponse( 8852 verificationCode, Binder.getCallingUid()); 8853 msg.arg1 = id; 8854 msg.obj = response; 8855 mHandler.sendMessage(msg); 8856 } 8857 8858 @Override 8859 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 8860 long millisecondsToDelay) { 8861 mContext.enforceCallingOrSelfPermission( 8862 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 8863 "Only package verification agents can extend verification timeouts"); 8864 8865 final PackageVerificationState state = mPendingVerification.get(id); 8866 final PackageVerificationResponse response = new PackageVerificationResponse( 8867 verificationCodeAtTimeout, Binder.getCallingUid()); 8868 8869 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 8870 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 8871 } 8872 if (millisecondsToDelay < 0) { 8873 millisecondsToDelay = 0; 8874 } 8875 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 8876 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 8877 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 8878 } 8879 8880 if ((state != null) && !state.timeoutExtended()) { 8881 state.extendTimeout(); 8882 8883 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 8884 msg.arg1 = id; 8885 msg.obj = response; 8886 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 8887 } 8888 } 8889 8890 private void broadcastPackageVerified(int verificationId, Uri packageUri, 8891 int verificationCode, UserHandle user) { 8892 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 8893 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 8894 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 8895 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 8896 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 8897 8898 mContext.sendBroadcastAsUser(intent, user, 8899 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 8900 } 8901 8902 private ComponentName matchComponentForVerifier(String packageName, 8903 List<ResolveInfo> receivers) { 8904 ActivityInfo targetReceiver = null; 8905 8906 final int NR = receivers.size(); 8907 for (int i = 0; i < NR; i++) { 8908 final ResolveInfo info = receivers.get(i); 8909 if (info.activityInfo == null) { 8910 continue; 8911 } 8912 8913 if (packageName.equals(info.activityInfo.packageName)) { 8914 targetReceiver = info.activityInfo; 8915 break; 8916 } 8917 } 8918 8919 if (targetReceiver == null) { 8920 return null; 8921 } 8922 8923 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 8924 } 8925 8926 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 8927 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 8928 if (pkgInfo.verifiers.length == 0) { 8929 return null; 8930 } 8931 8932 final int N = pkgInfo.verifiers.length; 8933 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 8934 for (int i = 0; i < N; i++) { 8935 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 8936 8937 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 8938 receivers); 8939 if (comp == null) { 8940 continue; 8941 } 8942 8943 final int verifierUid = getUidForVerifier(verifierInfo); 8944 if (verifierUid == -1) { 8945 continue; 8946 } 8947 8948 if (DEBUG_VERIFY) { 8949 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 8950 + " with the correct signature"); 8951 } 8952 sufficientVerifiers.add(comp); 8953 verificationState.addSufficientVerifier(verifierUid); 8954 } 8955 8956 return sufficientVerifiers; 8957 } 8958 8959 private int getUidForVerifier(VerifierInfo verifierInfo) { 8960 synchronized (mPackages) { 8961 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 8962 if (pkg == null) { 8963 return -1; 8964 } else if (pkg.mSignatures.length != 1) { 8965 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8966 + " has more than one signature; ignoring"); 8967 return -1; 8968 } 8969 8970 /* 8971 * If the public key of the package's signature does not match 8972 * our expected public key, then this is a different package and 8973 * we should skip. 8974 */ 8975 8976 final byte[] expectedPublicKey; 8977 try { 8978 final Signature verifierSig = pkg.mSignatures[0]; 8979 final PublicKey publicKey = verifierSig.getPublicKey(); 8980 expectedPublicKey = publicKey.getEncoded(); 8981 } catch (CertificateException e) { 8982 return -1; 8983 } 8984 8985 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 8986 8987 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 8988 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 8989 + " does not have the expected public key; ignoring"); 8990 return -1; 8991 } 8992 8993 return pkg.applicationInfo.uid; 8994 } 8995 } 8996 8997 @Override 8998 public void finishPackageInstall(int token) { 8999 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9000 9001 if (DEBUG_INSTALL) { 9002 Slog.v(TAG, "BM finishing package install for " + token); 9003 } 9004 9005 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9006 mHandler.sendMessage(msg); 9007 } 9008 9009 /** 9010 * Get the verification agent timeout. 9011 * 9012 * @return verification timeout in milliseconds 9013 */ 9014 private long getVerificationTimeout() { 9015 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9016 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9017 DEFAULT_VERIFICATION_TIMEOUT); 9018 } 9019 9020 /** 9021 * Get the default verification agent response code. 9022 * 9023 * @return default verification response code 9024 */ 9025 private int getDefaultVerificationResponse() { 9026 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9027 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9028 DEFAULT_VERIFICATION_RESPONSE); 9029 } 9030 9031 /** 9032 * Check whether or not package verification has been enabled. 9033 * 9034 * @return true if verification should be performed 9035 */ 9036 private boolean isVerificationEnabled(int userId, int installFlags) { 9037 if (!DEFAULT_VERIFY_ENABLE) { 9038 return false; 9039 } 9040 9041 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9042 9043 // Check if installing from ADB 9044 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9045 // Do not run verification in a test harness environment 9046 if (ActivityManager.isRunningInTestHarness()) { 9047 return false; 9048 } 9049 if (ensureVerifyAppsEnabled) { 9050 return true; 9051 } 9052 // Check if the developer does not want package verification for ADB installs 9053 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9054 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9055 return false; 9056 } 9057 } 9058 9059 if (ensureVerifyAppsEnabled) { 9060 return true; 9061 } 9062 9063 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9064 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9065 } 9066 9067 @Override 9068 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9069 throws RemoteException { 9070 mContext.enforceCallingOrSelfPermission( 9071 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9072 "Only intentfilter verification agents can verify applications"); 9073 9074 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9075 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9076 Binder.getCallingUid(), verificationCode, failedDomains); 9077 msg.arg1 = id; 9078 msg.obj = response; 9079 mHandler.sendMessage(msg); 9080 } 9081 9082 @Override 9083 public int getIntentVerificationStatus(String packageName, int userId) { 9084 synchronized (mPackages) { 9085 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9086 } 9087 } 9088 9089 @Override 9090 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9091 boolean result = false; 9092 synchronized (mPackages) { 9093 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9094 } 9095 scheduleWritePackageRestrictionsLocked(userId); 9096 return result; 9097 } 9098 9099 @Override 9100 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9101 synchronized (mPackages) { 9102 return mSettings.getIntentFilterVerificationsLPr(packageName); 9103 } 9104 } 9105 9106 @Override 9107 public List<IntentFilter> getAllIntentFilters(String packageName) { 9108 if (TextUtils.isEmpty(packageName)) { 9109 return Collections.<IntentFilter>emptyList(); 9110 } 9111 synchronized (mPackages) { 9112 PackageParser.Package pkg = mPackages.get(packageName); 9113 if (pkg == null || pkg.activities == null) { 9114 return Collections.<IntentFilter>emptyList(); 9115 } 9116 final int count = pkg.activities.size(); 9117 ArrayList<IntentFilter> result = new ArrayList<>(); 9118 for (int n=0; n<count; n++) { 9119 PackageParser.Activity activity = pkg.activities.get(n); 9120 if (activity.intents != null || activity.intents.size() > 0) { 9121 result.addAll(activity.intents); 9122 } 9123 } 9124 return result; 9125 } 9126 } 9127 9128 @Override 9129 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9130 synchronized (mPackages) { 9131 return mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9132 } 9133 } 9134 9135 @Override 9136 public String getDefaultBrowserPackageName(int userId) { 9137 synchronized (mPackages) { 9138 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9139 } 9140 } 9141 9142 /** 9143 * Get the "allow unknown sources" setting. 9144 * 9145 * @return the current "allow unknown sources" setting 9146 */ 9147 private int getUnknownSourcesSettings() { 9148 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9149 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9150 -1); 9151 } 9152 9153 @Override 9154 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9155 final int uid = Binder.getCallingUid(); 9156 // writer 9157 synchronized (mPackages) { 9158 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9159 if (targetPackageSetting == null) { 9160 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9161 } 9162 9163 PackageSetting installerPackageSetting; 9164 if (installerPackageName != null) { 9165 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9166 if (installerPackageSetting == null) { 9167 throw new IllegalArgumentException("Unknown installer package: " 9168 + installerPackageName); 9169 } 9170 } else { 9171 installerPackageSetting = null; 9172 } 9173 9174 Signature[] callerSignature; 9175 Object obj = mSettings.getUserIdLPr(uid); 9176 if (obj != null) { 9177 if (obj instanceof SharedUserSetting) { 9178 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9179 } else if (obj instanceof PackageSetting) { 9180 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9181 } else { 9182 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9183 } 9184 } else { 9185 throw new SecurityException("Unknown calling uid " + uid); 9186 } 9187 9188 // Verify: can't set installerPackageName to a package that is 9189 // not signed with the same cert as the caller. 9190 if (installerPackageSetting != null) { 9191 if (compareSignatures(callerSignature, 9192 installerPackageSetting.signatures.mSignatures) 9193 != PackageManager.SIGNATURE_MATCH) { 9194 throw new SecurityException( 9195 "Caller does not have same cert as new installer package " 9196 + installerPackageName); 9197 } 9198 } 9199 9200 // Verify: if target already has an installer package, it must 9201 // be signed with the same cert as the caller. 9202 if (targetPackageSetting.installerPackageName != null) { 9203 PackageSetting setting = mSettings.mPackages.get( 9204 targetPackageSetting.installerPackageName); 9205 // If the currently set package isn't valid, then it's always 9206 // okay to change it. 9207 if (setting != null) { 9208 if (compareSignatures(callerSignature, 9209 setting.signatures.mSignatures) 9210 != PackageManager.SIGNATURE_MATCH) { 9211 throw new SecurityException( 9212 "Caller does not have same cert as old installer package " 9213 + targetPackageSetting.installerPackageName); 9214 } 9215 } 9216 } 9217 9218 // Okay! 9219 targetPackageSetting.installerPackageName = installerPackageName; 9220 scheduleWriteSettingsLocked(); 9221 } 9222 } 9223 9224 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9225 // Queue up an async operation since the package installation may take a little while. 9226 mHandler.post(new Runnable() { 9227 public void run() { 9228 mHandler.removeCallbacks(this); 9229 // Result object to be returned 9230 PackageInstalledInfo res = new PackageInstalledInfo(); 9231 res.returnCode = currentStatus; 9232 res.uid = -1; 9233 res.pkg = null; 9234 res.removedInfo = new PackageRemovedInfo(); 9235 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9236 args.doPreInstall(res.returnCode); 9237 synchronized (mInstallLock) { 9238 installPackageLI(args, res); 9239 } 9240 args.doPostInstall(res.returnCode, res.uid); 9241 } 9242 9243 // A restore should be performed at this point if (a) the install 9244 // succeeded, (b) the operation is not an update, and (c) the new 9245 // package has not opted out of backup participation. 9246 final boolean update = res.removedInfo.removedPackage != null; 9247 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9248 boolean doRestore = !update 9249 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9250 9251 // Set up the post-install work request bookkeeping. This will be used 9252 // and cleaned up by the post-install event handling regardless of whether 9253 // there's a restore pass performed. Token values are >= 1. 9254 int token; 9255 if (mNextInstallToken < 0) mNextInstallToken = 1; 9256 token = mNextInstallToken++; 9257 9258 PostInstallData data = new PostInstallData(args, res); 9259 mRunningInstalls.put(token, data); 9260 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9261 9262 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9263 // Pass responsibility to the Backup Manager. It will perform a 9264 // restore if appropriate, then pass responsibility back to the 9265 // Package Manager to run the post-install observer callbacks 9266 // and broadcasts. 9267 IBackupManager bm = IBackupManager.Stub.asInterface( 9268 ServiceManager.getService(Context.BACKUP_SERVICE)); 9269 if (bm != null) { 9270 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9271 + " to BM for possible restore"); 9272 try { 9273 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9274 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9275 } else { 9276 doRestore = false; 9277 } 9278 } catch (RemoteException e) { 9279 // can't happen; the backup manager is local 9280 } catch (Exception e) { 9281 Slog.e(TAG, "Exception trying to enqueue restore", e); 9282 doRestore = false; 9283 } 9284 } else { 9285 Slog.e(TAG, "Backup Manager not found!"); 9286 doRestore = false; 9287 } 9288 } 9289 9290 if (!doRestore) { 9291 // No restore possible, or the Backup Manager was mysteriously not 9292 // available -- just fire the post-install work request directly. 9293 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9294 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9295 mHandler.sendMessage(msg); 9296 } 9297 } 9298 }); 9299 } 9300 9301 private abstract class HandlerParams { 9302 private static final int MAX_RETRIES = 4; 9303 9304 /** 9305 * Number of times startCopy() has been attempted and had a non-fatal 9306 * error. 9307 */ 9308 private int mRetries = 0; 9309 9310 /** User handle for the user requesting the information or installation. */ 9311 private final UserHandle mUser; 9312 9313 HandlerParams(UserHandle user) { 9314 mUser = user; 9315 } 9316 9317 UserHandle getUser() { 9318 return mUser; 9319 } 9320 9321 final boolean startCopy() { 9322 boolean res; 9323 try { 9324 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9325 9326 if (++mRetries > MAX_RETRIES) { 9327 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9328 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9329 handleServiceError(); 9330 return false; 9331 } else { 9332 handleStartCopy(); 9333 res = true; 9334 } 9335 } catch (RemoteException e) { 9336 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9337 mHandler.sendEmptyMessage(MCS_RECONNECT); 9338 res = false; 9339 } 9340 handleReturnCode(); 9341 return res; 9342 } 9343 9344 final void serviceError() { 9345 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9346 handleServiceError(); 9347 handleReturnCode(); 9348 } 9349 9350 abstract void handleStartCopy() throws RemoteException; 9351 abstract void handleServiceError(); 9352 abstract void handleReturnCode(); 9353 } 9354 9355 class MeasureParams extends HandlerParams { 9356 private final PackageStats mStats; 9357 private boolean mSuccess; 9358 9359 private final IPackageStatsObserver mObserver; 9360 9361 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9362 super(new UserHandle(stats.userHandle)); 9363 mObserver = observer; 9364 mStats = stats; 9365 } 9366 9367 @Override 9368 public String toString() { 9369 return "MeasureParams{" 9370 + Integer.toHexString(System.identityHashCode(this)) 9371 + " " + mStats.packageName + "}"; 9372 } 9373 9374 @Override 9375 void handleStartCopy() throws RemoteException { 9376 synchronized (mInstallLock) { 9377 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9378 } 9379 9380 if (mSuccess) { 9381 final boolean mounted; 9382 if (Environment.isExternalStorageEmulated()) { 9383 mounted = true; 9384 } else { 9385 final String status = Environment.getExternalStorageState(); 9386 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9387 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9388 } 9389 9390 if (mounted) { 9391 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9392 9393 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9394 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9395 9396 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9397 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9398 9399 // Always subtract cache size, since it's a subdirectory 9400 mStats.externalDataSize -= mStats.externalCacheSize; 9401 9402 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9403 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9404 9405 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9406 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9407 } 9408 } 9409 } 9410 9411 @Override 9412 void handleReturnCode() { 9413 if (mObserver != null) { 9414 try { 9415 mObserver.onGetStatsCompleted(mStats, mSuccess); 9416 } catch (RemoteException e) { 9417 Slog.i(TAG, "Observer no longer exists."); 9418 } 9419 } 9420 } 9421 9422 @Override 9423 void handleServiceError() { 9424 Slog.e(TAG, "Could not measure application " + mStats.packageName 9425 + " external storage"); 9426 } 9427 } 9428 9429 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9430 throws RemoteException { 9431 long result = 0; 9432 for (File path : paths) { 9433 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9434 } 9435 return result; 9436 } 9437 9438 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9439 for (File path : paths) { 9440 try { 9441 mcs.clearDirectory(path.getAbsolutePath()); 9442 } catch (RemoteException e) { 9443 } 9444 } 9445 } 9446 9447 static class OriginInfo { 9448 /** 9449 * Location where install is coming from, before it has been 9450 * copied/renamed into place. This could be a single monolithic APK 9451 * file, or a cluster directory. This location may be untrusted. 9452 */ 9453 final File file; 9454 final String cid; 9455 9456 /** 9457 * Flag indicating that {@link #file} or {@link #cid} has already been 9458 * staged, meaning downstream users don't need to defensively copy the 9459 * contents. 9460 */ 9461 final boolean staged; 9462 9463 /** 9464 * Flag indicating that {@link #file} or {@link #cid} is an already 9465 * installed app that is being moved. 9466 */ 9467 final boolean existing; 9468 9469 final String resolvedPath; 9470 final File resolvedFile; 9471 9472 static OriginInfo fromNothing() { 9473 return new OriginInfo(null, null, false, false); 9474 } 9475 9476 static OriginInfo fromUntrustedFile(File file) { 9477 return new OriginInfo(file, null, false, false); 9478 } 9479 9480 static OriginInfo fromExistingFile(File file) { 9481 return new OriginInfo(file, null, false, true); 9482 } 9483 9484 static OriginInfo fromStagedFile(File file) { 9485 return new OriginInfo(file, null, true, false); 9486 } 9487 9488 static OriginInfo fromStagedContainer(String cid) { 9489 return new OriginInfo(null, cid, true, false); 9490 } 9491 9492 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9493 this.file = file; 9494 this.cid = cid; 9495 this.staged = staged; 9496 this.existing = existing; 9497 9498 if (cid != null) { 9499 resolvedPath = PackageHelper.getSdDir(cid); 9500 resolvedFile = new File(resolvedPath); 9501 } else if (file != null) { 9502 resolvedPath = file.getAbsolutePath(); 9503 resolvedFile = file; 9504 } else { 9505 resolvedPath = null; 9506 resolvedFile = null; 9507 } 9508 } 9509 } 9510 9511 class InstallParams extends HandlerParams { 9512 final OriginInfo origin; 9513 final IPackageInstallObserver2 observer; 9514 int installFlags; 9515 final String installerPackageName; 9516 final String volumeUuid; 9517 final VerificationParams verificationParams; 9518 private InstallArgs mArgs; 9519 private int mRet; 9520 final String packageAbiOverride; 9521 9522 InstallParams(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9523 String installerPackageName, String volumeUuid, 9524 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9525 super(user); 9526 this.origin = origin; 9527 this.observer = observer; 9528 this.installFlags = installFlags; 9529 this.installerPackageName = installerPackageName; 9530 this.volumeUuid = volumeUuid; 9531 this.verificationParams = verificationParams; 9532 this.packageAbiOverride = packageAbiOverride; 9533 } 9534 9535 @Override 9536 public String toString() { 9537 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9538 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9539 } 9540 9541 public ManifestDigest getManifestDigest() { 9542 if (verificationParams == null) { 9543 return null; 9544 } 9545 return verificationParams.getManifestDigest(); 9546 } 9547 9548 private int installLocationPolicy(PackageInfoLite pkgLite) { 9549 String packageName = pkgLite.packageName; 9550 int installLocation = pkgLite.installLocation; 9551 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9552 // reader 9553 synchronized (mPackages) { 9554 PackageParser.Package pkg = mPackages.get(packageName); 9555 if (pkg != null) { 9556 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9557 // Check for downgrading. 9558 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9559 try { 9560 checkDowngrade(pkg, pkgLite); 9561 } catch (PackageManagerException e) { 9562 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9563 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9564 } 9565 } 9566 // Check for updated system application. 9567 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9568 if (onSd) { 9569 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9570 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9571 } 9572 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9573 } else { 9574 if (onSd) { 9575 // Install flag overrides everything. 9576 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9577 } 9578 // If current upgrade specifies particular preference 9579 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 9580 // Application explicitly specified internal. 9581 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9582 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 9583 // App explictly prefers external. Let policy decide 9584 } else { 9585 // Prefer previous location 9586 if (isExternal(pkg)) { 9587 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9588 } 9589 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9590 } 9591 } 9592 } else { 9593 // Invalid install. Return error code 9594 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 9595 } 9596 } 9597 } 9598 // All the special cases have been taken care of. 9599 // Return result based on recommended install location. 9600 if (onSd) { 9601 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9602 } 9603 return pkgLite.recommendedInstallLocation; 9604 } 9605 9606 /* 9607 * Invoke remote method to get package information and install 9608 * location values. Override install location based on default 9609 * policy if needed and then create install arguments based 9610 * on the install location. 9611 */ 9612 public void handleStartCopy() throws RemoteException { 9613 int ret = PackageManager.INSTALL_SUCCEEDED; 9614 9615 // If we're already staged, we've firmly committed to an install location 9616 if (origin.staged) { 9617 if (origin.file != null) { 9618 installFlags |= PackageManager.INSTALL_INTERNAL; 9619 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9620 } else if (origin.cid != null) { 9621 installFlags |= PackageManager.INSTALL_EXTERNAL; 9622 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9623 } else { 9624 throw new IllegalStateException("Invalid stage location"); 9625 } 9626 } 9627 9628 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9629 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 9630 9631 PackageInfoLite pkgLite = null; 9632 9633 if (onInt && onSd) { 9634 // Check if both bits are set. 9635 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 9636 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9637 } else { 9638 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 9639 packageAbiOverride); 9640 9641 /* 9642 * If we have too little free space, try to free cache 9643 * before giving up. 9644 */ 9645 if (!origin.staged && pkgLite.recommendedInstallLocation 9646 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9647 // TODO: focus freeing disk space on the target device 9648 final StorageManager storage = StorageManager.from(mContext); 9649 final long lowThreshold = storage.getStorageLowBytes( 9650 Environment.getDataDirectory()); 9651 9652 final long sizeBytes = mContainerService.calculateInstalledSize( 9653 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 9654 9655 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 9656 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 9657 installFlags, packageAbiOverride); 9658 } 9659 9660 /* 9661 * The cache free must have deleted the file we 9662 * downloaded to install. 9663 * 9664 * TODO: fix the "freeCache" call to not delete 9665 * the file we care about. 9666 */ 9667 if (pkgLite.recommendedInstallLocation 9668 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9669 pkgLite.recommendedInstallLocation 9670 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 9671 } 9672 } 9673 } 9674 9675 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9676 int loc = pkgLite.recommendedInstallLocation; 9677 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 9678 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9679 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 9680 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9681 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9682 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9683 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 9684 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 9685 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9686 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 9687 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 9688 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 9689 } else { 9690 // Override with defaults if needed. 9691 loc = installLocationPolicy(pkgLite); 9692 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 9693 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 9694 } else if (!onSd && !onInt) { 9695 // Override install location with flags 9696 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 9697 // Set the flag to install on external media. 9698 installFlags |= PackageManager.INSTALL_EXTERNAL; 9699 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9700 } else { 9701 // Make sure the flag for installing on external 9702 // media is unset 9703 installFlags |= PackageManager.INSTALL_INTERNAL; 9704 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9705 } 9706 } 9707 } 9708 } 9709 9710 final InstallArgs args = createInstallArgs(this); 9711 mArgs = args; 9712 9713 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9714 /* 9715 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 9716 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 9717 */ 9718 int userIdentifier = getUser().getIdentifier(); 9719 if (userIdentifier == UserHandle.USER_ALL 9720 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 9721 userIdentifier = UserHandle.USER_OWNER; 9722 } 9723 9724 /* 9725 * Determine if we have any installed package verifiers. If we 9726 * do, then we'll defer to them to verify the packages. 9727 */ 9728 final int requiredUid = mRequiredVerifierPackage == null ? -1 9729 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 9730 if (!origin.existing && requiredUid != -1 9731 && isVerificationEnabled(userIdentifier, installFlags)) { 9732 final Intent verification = new Intent( 9733 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 9734 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 9735 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 9736 PACKAGE_MIME_TYPE); 9737 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9738 9739 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 9740 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 9741 0 /* TODO: Which userId? */); 9742 9743 if (DEBUG_VERIFY) { 9744 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 9745 + verification.toString() + " with " + pkgLite.verifiers.length 9746 + " optional verifiers"); 9747 } 9748 9749 final int verificationId = mPendingVerificationToken++; 9750 9751 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9752 9753 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 9754 installerPackageName); 9755 9756 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 9757 installFlags); 9758 9759 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 9760 pkgLite.packageName); 9761 9762 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 9763 pkgLite.versionCode); 9764 9765 if (verificationParams != null) { 9766 if (verificationParams.getVerificationURI() != null) { 9767 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 9768 verificationParams.getVerificationURI()); 9769 } 9770 if (verificationParams.getOriginatingURI() != null) { 9771 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 9772 verificationParams.getOriginatingURI()); 9773 } 9774 if (verificationParams.getReferrer() != null) { 9775 verification.putExtra(Intent.EXTRA_REFERRER, 9776 verificationParams.getReferrer()); 9777 } 9778 if (verificationParams.getOriginatingUid() >= 0) { 9779 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 9780 verificationParams.getOriginatingUid()); 9781 } 9782 if (verificationParams.getInstallerUid() >= 0) { 9783 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 9784 verificationParams.getInstallerUid()); 9785 } 9786 } 9787 9788 final PackageVerificationState verificationState = new PackageVerificationState( 9789 requiredUid, args); 9790 9791 mPendingVerification.append(verificationId, verificationState); 9792 9793 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 9794 receivers, verificationState); 9795 9796 /* 9797 * If any sufficient verifiers were listed in the package 9798 * manifest, attempt to ask them. 9799 */ 9800 if (sufficientVerifiers != null) { 9801 final int N = sufficientVerifiers.size(); 9802 if (N == 0) { 9803 Slog.i(TAG, "Additional verifiers required, but none installed."); 9804 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 9805 } else { 9806 for (int i = 0; i < N; i++) { 9807 final ComponentName verifierComponent = sufficientVerifiers.get(i); 9808 9809 final Intent sufficientIntent = new Intent(verification); 9810 sufficientIntent.setComponent(verifierComponent); 9811 9812 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 9813 } 9814 } 9815 } 9816 9817 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 9818 mRequiredVerifierPackage, receivers); 9819 if (ret == PackageManager.INSTALL_SUCCEEDED 9820 && mRequiredVerifierPackage != null) { 9821 /* 9822 * Send the intent to the required verification agent, 9823 * but only start the verification timeout after the 9824 * target BroadcastReceivers have run. 9825 */ 9826 verification.setComponent(requiredVerifierComponent); 9827 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 9828 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9829 new BroadcastReceiver() { 9830 @Override 9831 public void onReceive(Context context, Intent intent) { 9832 final Message msg = mHandler 9833 .obtainMessage(CHECK_PENDING_VERIFICATION); 9834 msg.arg1 = verificationId; 9835 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 9836 } 9837 }, null, 0, null, null); 9838 9839 /* 9840 * We don't want the copy to proceed until verification 9841 * succeeds, so null out this field. 9842 */ 9843 mArgs = null; 9844 } 9845 } else { 9846 /* 9847 * No package verification is enabled, so immediately start 9848 * the remote call to initiate copy using temporary file. 9849 */ 9850 ret = args.copyApk(mContainerService, true); 9851 } 9852 } 9853 9854 mRet = ret; 9855 } 9856 9857 @Override 9858 void handleReturnCode() { 9859 // If mArgs is null, then MCS couldn't be reached. When it 9860 // reconnects, it will try again to install. At that point, this 9861 // will succeed. 9862 if (mArgs != null) { 9863 processPendingInstall(mArgs, mRet); 9864 } 9865 } 9866 9867 @Override 9868 void handleServiceError() { 9869 mArgs = createInstallArgs(this); 9870 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 9871 } 9872 9873 public boolean isForwardLocked() { 9874 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9875 } 9876 } 9877 9878 /** 9879 * Used during creation of InstallArgs 9880 * 9881 * @param installFlags package installation flags 9882 * @return true if should be installed on external storage 9883 */ 9884 private static boolean installOnExternalAsec(int installFlags) { 9885 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 9886 return false; 9887 } 9888 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 9889 return true; 9890 } 9891 return false; 9892 } 9893 9894 /** 9895 * Used during creation of InstallArgs 9896 * 9897 * @param installFlags package installation flags 9898 * @return true if should be installed as forward locked 9899 */ 9900 private static boolean installForwardLocked(int installFlags) { 9901 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 9902 } 9903 9904 private InstallArgs createInstallArgs(InstallParams params) { 9905 if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 9906 return new AsecInstallArgs(params); 9907 } else { 9908 return new FileInstallArgs(params); 9909 } 9910 } 9911 9912 /** 9913 * Create args that describe an existing installed package. Typically used 9914 * when cleaning up old installs, or used as a move source. 9915 */ 9916 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 9917 String resourcePath, String nativeLibraryRoot, String[] instructionSets) { 9918 final boolean isInAsec; 9919 if (installOnExternalAsec(installFlags)) { 9920 /* Apps on SD card are always in ASEC containers. */ 9921 isInAsec = true; 9922 } else if (installForwardLocked(installFlags) 9923 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 9924 /* 9925 * Forward-locked apps are only in ASEC containers if they're the 9926 * new style 9927 */ 9928 isInAsec = true; 9929 } else { 9930 isInAsec = false; 9931 } 9932 9933 if (isInAsec) { 9934 return new AsecInstallArgs(codePath, instructionSets, 9935 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 9936 } else { 9937 return new FileInstallArgs(codePath, resourcePath, nativeLibraryRoot, 9938 instructionSets); 9939 } 9940 } 9941 9942 static abstract class InstallArgs { 9943 /** @see InstallParams#origin */ 9944 final OriginInfo origin; 9945 9946 final IPackageInstallObserver2 observer; 9947 // Always refers to PackageManager flags only 9948 final int installFlags; 9949 final String installerPackageName; 9950 final String volumeUuid; 9951 final ManifestDigest manifestDigest; 9952 final UserHandle user; 9953 final String abiOverride; 9954 9955 // The list of instruction sets supported by this app. This is currently 9956 // only used during the rmdex() phase to clean up resources. We can get rid of this 9957 // if we move dex files under the common app path. 9958 /* nullable */ String[] instructionSets; 9959 9960 InstallArgs(OriginInfo origin, IPackageInstallObserver2 observer, int installFlags, 9961 String installerPackageName, String volumeUuid, ManifestDigest manifestDigest, 9962 UserHandle user, String[] instructionSets, String abiOverride) { 9963 this.origin = origin; 9964 this.installFlags = installFlags; 9965 this.observer = observer; 9966 this.installerPackageName = installerPackageName; 9967 this.volumeUuid = volumeUuid; 9968 this.manifestDigest = manifestDigest; 9969 this.user = user; 9970 this.instructionSets = instructionSets; 9971 this.abiOverride = abiOverride; 9972 } 9973 9974 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 9975 abstract int doPreInstall(int status); 9976 9977 /** 9978 * Rename package into final resting place. All paths on the given 9979 * scanned package should be updated to reflect the rename. 9980 */ 9981 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 9982 abstract int doPostInstall(int status, int uid); 9983 9984 /** @see PackageSettingBase#codePathString */ 9985 abstract String getCodePath(); 9986 /** @see PackageSettingBase#resourcePathString */ 9987 abstract String getResourcePath(); 9988 abstract String getLegacyNativeLibraryPath(); 9989 9990 // Need installer lock especially for dex file removal. 9991 abstract void cleanUpResourcesLI(); 9992 abstract boolean doPostDeleteLI(boolean delete); 9993 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 9994 9995 /** 9996 * Called before the source arguments are copied. This is used mostly 9997 * for MoveParams when it needs to read the source file to put it in the 9998 * destination. 9999 */ 10000 int doPreCopy() { 10001 return PackageManager.INSTALL_SUCCEEDED; 10002 } 10003 10004 /** 10005 * Called after the source arguments are copied. This is used mostly for 10006 * MoveParams when it needs to read the source file to put it in the 10007 * destination. 10008 * 10009 * @return 10010 */ 10011 int doPostCopy(int uid) { 10012 return PackageManager.INSTALL_SUCCEEDED; 10013 } 10014 10015 protected boolean isFwdLocked() { 10016 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10017 } 10018 10019 protected boolean isExternalAsec() { 10020 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10021 } 10022 10023 UserHandle getUser() { 10024 return user; 10025 } 10026 } 10027 10028 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10029 if (!allCodePaths.isEmpty()) { 10030 if (instructionSets == null) { 10031 throw new IllegalStateException("instructionSet == null"); 10032 } 10033 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10034 for (String codePath : allCodePaths) { 10035 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10036 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10037 if (retCode < 0) { 10038 Slog.w(TAG, "Couldn't remove dex file for package: " 10039 + " at location " + codePath + ", retcode=" + retCode); 10040 // we don't consider this to be a failure of the core package deletion 10041 } 10042 } 10043 } 10044 } 10045 } 10046 10047 /** 10048 * Logic to handle installation of non-ASEC applications, including copying 10049 * and renaming logic. 10050 */ 10051 class FileInstallArgs extends InstallArgs { 10052 private File codeFile; 10053 private File resourceFile; 10054 private File legacyNativeLibraryPath; 10055 10056 // Example topology: 10057 // /data/app/com.example/base.apk 10058 // /data/app/com.example/split_foo.apk 10059 // /data/app/com.example/lib/arm/libfoo.so 10060 // /data/app/com.example/lib/arm64/libfoo.so 10061 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10062 10063 /** New install */ 10064 FileInstallArgs(InstallParams params) { 10065 super(params.origin, params.observer, params.installFlags, 10066 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10067 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10068 if (isFwdLocked()) { 10069 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10070 } 10071 } 10072 10073 /** Existing install */ 10074 FileInstallArgs(String codePath, String resourcePath, String legacyNativeLibraryPath, 10075 String[] instructionSets) { 10076 super(OriginInfo.fromNothing(), null, 0, null, null, null, null, instructionSets, null); 10077 this.codeFile = (codePath != null) ? new File(codePath) : null; 10078 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10079 this.legacyNativeLibraryPath = (legacyNativeLibraryPath != null) ? 10080 new File(legacyNativeLibraryPath) : null; 10081 } 10082 10083 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10084 final long sizeBytes = imcs.calculateInstalledSize(origin.file.getAbsolutePath(), 10085 isFwdLocked(), abiOverride); 10086 10087 final StorageManager storage = StorageManager.from(mContext); 10088 return (sizeBytes <= storage.getStorageBytesUntilLow(Environment.getDataDirectory())); 10089 } 10090 10091 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10092 if (origin.staged) { 10093 Slog.d(TAG, origin.file + " already staged; skipping copy"); 10094 codeFile = origin.file; 10095 resourceFile = origin.file; 10096 return PackageManager.INSTALL_SUCCEEDED; 10097 } 10098 10099 try { 10100 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10101 codeFile = tempDir; 10102 resourceFile = tempDir; 10103 } catch (IOException e) { 10104 Slog.w(TAG, "Failed to create copy file: " + e); 10105 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10106 } 10107 10108 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10109 @Override 10110 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10111 if (!FileUtils.isValidExtFilename(name)) { 10112 throw new IllegalArgumentException("Invalid filename: " + name); 10113 } 10114 try { 10115 final File file = new File(codeFile, name); 10116 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10117 O_RDWR | O_CREAT, 0644); 10118 Os.chmod(file.getAbsolutePath(), 0644); 10119 return new ParcelFileDescriptor(fd); 10120 } catch (ErrnoException e) { 10121 throw new RemoteException("Failed to open: " + e.getMessage()); 10122 } 10123 } 10124 }; 10125 10126 int ret = PackageManager.INSTALL_SUCCEEDED; 10127 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10128 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10129 Slog.e(TAG, "Failed to copy package"); 10130 return ret; 10131 } 10132 10133 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10134 NativeLibraryHelper.Handle handle = null; 10135 try { 10136 handle = NativeLibraryHelper.Handle.create(codeFile); 10137 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10138 abiOverride); 10139 } catch (IOException e) { 10140 Slog.e(TAG, "Copying native libraries failed", e); 10141 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10142 } finally { 10143 IoUtils.closeQuietly(handle); 10144 } 10145 10146 return ret; 10147 } 10148 10149 int doPreInstall(int status) { 10150 if (status != PackageManager.INSTALL_SUCCEEDED) { 10151 cleanUp(); 10152 } 10153 return status; 10154 } 10155 10156 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10157 if (status != PackageManager.INSTALL_SUCCEEDED) { 10158 cleanUp(); 10159 return false; 10160 } else { 10161 final File targetDir = codeFile.getParentFile(); 10162 final File beforeCodeFile = codeFile; 10163 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10164 10165 Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10166 try { 10167 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10168 } catch (ErrnoException e) { 10169 Slog.d(TAG, "Failed to rename", e); 10170 return false; 10171 } 10172 10173 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10174 Slog.d(TAG, "Failed to restorecon"); 10175 return false; 10176 } 10177 10178 // Reflect the rename internally 10179 codeFile = afterCodeFile; 10180 resourceFile = afterCodeFile; 10181 10182 // Reflect the rename in scanned details 10183 pkg.codePath = afterCodeFile.getAbsolutePath(); 10184 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10185 pkg.baseCodePath); 10186 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10187 pkg.splitCodePaths); 10188 10189 // Reflect the rename in app info 10190 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10191 pkg.applicationInfo.setCodePath(pkg.codePath); 10192 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10193 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10194 pkg.applicationInfo.setResourcePath(pkg.codePath); 10195 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10196 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10197 10198 return true; 10199 } 10200 } 10201 10202 int doPostInstall(int status, int uid) { 10203 if (status != PackageManager.INSTALL_SUCCEEDED) { 10204 cleanUp(); 10205 } 10206 return status; 10207 } 10208 10209 @Override 10210 String getCodePath() { 10211 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10212 } 10213 10214 @Override 10215 String getResourcePath() { 10216 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10217 } 10218 10219 @Override 10220 String getLegacyNativeLibraryPath() { 10221 return (legacyNativeLibraryPath != null) ? legacyNativeLibraryPath.getAbsolutePath() : null; 10222 } 10223 10224 private boolean cleanUp() { 10225 if (codeFile == null || !codeFile.exists()) { 10226 return false; 10227 } 10228 10229 if (codeFile.isDirectory()) { 10230 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10231 } else { 10232 codeFile.delete(); 10233 } 10234 10235 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10236 resourceFile.delete(); 10237 } 10238 10239 if (legacyNativeLibraryPath != null && !FileUtils.contains(codeFile, legacyNativeLibraryPath)) { 10240 if (!FileUtils.deleteContents(legacyNativeLibraryPath)) { 10241 Slog.w(TAG, "Couldn't delete native library directory " + legacyNativeLibraryPath); 10242 } 10243 legacyNativeLibraryPath.delete(); 10244 } 10245 10246 return true; 10247 } 10248 10249 void cleanUpResourcesLI() { 10250 // Try enumerating all code paths before deleting 10251 List<String> allCodePaths = Collections.EMPTY_LIST; 10252 if (codeFile != null && codeFile.exists()) { 10253 try { 10254 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10255 allCodePaths = pkg.getAllCodePaths(); 10256 } catch (PackageParserException e) { 10257 // Ignored; we tried our best 10258 } 10259 } 10260 10261 cleanUp(); 10262 removeDexFiles(allCodePaths, instructionSets); 10263 } 10264 10265 boolean doPostDeleteLI(boolean delete) { 10266 // XXX err, shouldn't we respect the delete flag? 10267 cleanUpResourcesLI(); 10268 return true; 10269 } 10270 } 10271 10272 private boolean isAsecExternal(String cid) { 10273 final String asecPath = PackageHelper.getSdFilesystem(cid); 10274 return !asecPath.startsWith(mAsecInternalPath); 10275 } 10276 10277 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10278 PackageManagerException { 10279 if (copyRet < 0) { 10280 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10281 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10282 throw new PackageManagerException(copyRet, message); 10283 } 10284 } 10285 } 10286 10287 /** 10288 * Extract the MountService "container ID" from the full code path of an 10289 * .apk. 10290 */ 10291 static String cidFromCodePath(String fullCodePath) { 10292 int eidx = fullCodePath.lastIndexOf("/"); 10293 String subStr1 = fullCodePath.substring(0, eidx); 10294 int sidx = subStr1.lastIndexOf("/"); 10295 return subStr1.substring(sidx+1, eidx); 10296 } 10297 10298 /** 10299 * Logic to handle installation of ASEC applications, including copying and 10300 * renaming logic. 10301 */ 10302 class AsecInstallArgs extends InstallArgs { 10303 static final String RES_FILE_NAME = "pkg.apk"; 10304 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10305 10306 String cid; 10307 String packagePath; 10308 String resourcePath; 10309 String legacyNativeLibraryDir; 10310 10311 /** New install */ 10312 AsecInstallArgs(InstallParams params) { 10313 super(params.origin, params.observer, params.installFlags, 10314 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10315 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10316 } 10317 10318 /** Existing install */ 10319 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10320 boolean isExternal, boolean isForwardLocked) { 10321 super(OriginInfo.fromNothing(), null, (isExternal ? INSTALL_EXTERNAL : 0) 10322 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10323 instructionSets, null); 10324 // Hackily pretend we're still looking at a full code path 10325 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10326 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10327 } 10328 10329 // Extract cid from fullCodePath 10330 int eidx = fullCodePath.lastIndexOf("/"); 10331 String subStr1 = fullCodePath.substring(0, eidx); 10332 int sidx = subStr1.lastIndexOf("/"); 10333 cid = subStr1.substring(sidx+1, eidx); 10334 setMountPath(subStr1); 10335 } 10336 10337 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10338 super(OriginInfo.fromNothing(), null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10339 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10340 instructionSets, null); 10341 this.cid = cid; 10342 setMountPath(PackageHelper.getSdDir(cid)); 10343 } 10344 10345 void createCopyFile() { 10346 cid = mInstallerService.allocateExternalStageCidLegacy(); 10347 } 10348 10349 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 10350 final long sizeBytes = imcs.calculateInstalledSize(packagePath, isFwdLocked(), 10351 abiOverride); 10352 10353 final File target; 10354 if (isExternalAsec()) { 10355 target = new UserEnvironment(UserHandle.USER_OWNER).getExternalStorageDirectory(); 10356 } else { 10357 target = Environment.getDataDirectory(); 10358 } 10359 10360 final StorageManager storage = StorageManager.from(mContext); 10361 return (sizeBytes <= storage.getStorageBytesUntilLow(target)); 10362 } 10363 10364 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10365 if (origin.staged) { 10366 Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10367 cid = origin.cid; 10368 setMountPath(PackageHelper.getSdDir(cid)); 10369 return PackageManager.INSTALL_SUCCEEDED; 10370 } 10371 10372 if (temp) { 10373 createCopyFile(); 10374 } else { 10375 /* 10376 * Pre-emptively destroy the container since it's destroyed if 10377 * copying fails due to it existing anyway. 10378 */ 10379 PackageHelper.destroySdDir(cid); 10380 } 10381 10382 final String newMountPath = imcs.copyPackageToContainer( 10383 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10384 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10385 10386 if (newMountPath != null) { 10387 setMountPath(newMountPath); 10388 return PackageManager.INSTALL_SUCCEEDED; 10389 } else { 10390 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10391 } 10392 } 10393 10394 @Override 10395 String getCodePath() { 10396 return packagePath; 10397 } 10398 10399 @Override 10400 String getResourcePath() { 10401 return resourcePath; 10402 } 10403 10404 @Override 10405 String getLegacyNativeLibraryPath() { 10406 return legacyNativeLibraryDir; 10407 } 10408 10409 int doPreInstall(int status) { 10410 if (status != PackageManager.INSTALL_SUCCEEDED) { 10411 // Destroy container 10412 PackageHelper.destroySdDir(cid); 10413 } else { 10414 boolean mounted = PackageHelper.isContainerMounted(cid); 10415 if (!mounted) { 10416 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10417 Process.SYSTEM_UID); 10418 if (newMountPath != null) { 10419 setMountPath(newMountPath); 10420 } else { 10421 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10422 } 10423 } 10424 } 10425 return status; 10426 } 10427 10428 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10429 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10430 String newMountPath = null; 10431 if (PackageHelper.isContainerMounted(cid)) { 10432 // Unmount the container 10433 if (!PackageHelper.unMountSdDir(cid)) { 10434 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10435 return false; 10436 } 10437 } 10438 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10439 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10440 " which might be stale. Will try to clean up."); 10441 // Clean up the stale container and proceed to recreate. 10442 if (!PackageHelper.destroySdDir(newCacheId)) { 10443 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10444 return false; 10445 } 10446 // Successfully cleaned up stale container. Try to rename again. 10447 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10448 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10449 + " inspite of cleaning it up."); 10450 return false; 10451 } 10452 } 10453 if (!PackageHelper.isContainerMounted(newCacheId)) { 10454 Slog.w(TAG, "Mounting container " + newCacheId); 10455 newMountPath = PackageHelper.mountSdDir(newCacheId, 10456 getEncryptKey(), Process.SYSTEM_UID); 10457 } else { 10458 newMountPath = PackageHelper.getSdDir(newCacheId); 10459 } 10460 if (newMountPath == null) { 10461 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10462 return false; 10463 } 10464 Log.i(TAG, "Succesfully renamed " + cid + 10465 " to " + newCacheId + 10466 " at new path: " + newMountPath); 10467 cid = newCacheId; 10468 10469 final File beforeCodeFile = new File(packagePath); 10470 setMountPath(newMountPath); 10471 final File afterCodeFile = new File(packagePath); 10472 10473 // Reflect the rename in scanned details 10474 pkg.codePath = afterCodeFile.getAbsolutePath(); 10475 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10476 pkg.baseCodePath); 10477 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10478 pkg.splitCodePaths); 10479 10480 // Reflect the rename in app info 10481 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10482 pkg.applicationInfo.setCodePath(pkg.codePath); 10483 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10484 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10485 pkg.applicationInfo.setResourcePath(pkg.codePath); 10486 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10487 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10488 10489 return true; 10490 } 10491 10492 private void setMountPath(String mountPath) { 10493 final File mountFile = new File(mountPath); 10494 10495 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10496 if (monolithicFile.exists()) { 10497 packagePath = monolithicFile.getAbsolutePath(); 10498 if (isFwdLocked()) { 10499 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10500 } else { 10501 resourcePath = packagePath; 10502 } 10503 } else { 10504 packagePath = mountFile.getAbsolutePath(); 10505 resourcePath = packagePath; 10506 } 10507 10508 legacyNativeLibraryDir = new File(mountFile, LIB_DIR_NAME).getAbsolutePath(); 10509 } 10510 10511 int doPostInstall(int status, int uid) { 10512 if (status != PackageManager.INSTALL_SUCCEEDED) { 10513 cleanUp(); 10514 } else { 10515 final int groupOwner; 10516 final String protectedFile; 10517 if (isFwdLocked()) { 10518 groupOwner = UserHandle.getSharedAppGid(uid); 10519 protectedFile = RES_FILE_NAME; 10520 } else { 10521 groupOwner = -1; 10522 protectedFile = null; 10523 } 10524 10525 if (uid < Process.FIRST_APPLICATION_UID 10526 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10527 Slog.e(TAG, "Failed to finalize " + cid); 10528 PackageHelper.destroySdDir(cid); 10529 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10530 } 10531 10532 boolean mounted = PackageHelper.isContainerMounted(cid); 10533 if (!mounted) { 10534 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10535 } 10536 } 10537 return status; 10538 } 10539 10540 private void cleanUp() { 10541 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10542 10543 // Destroy secure container 10544 PackageHelper.destroySdDir(cid); 10545 } 10546 10547 private List<String> getAllCodePaths() { 10548 final File codeFile = new File(getCodePath()); 10549 if (codeFile != null && codeFile.exists()) { 10550 try { 10551 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10552 return pkg.getAllCodePaths(); 10553 } catch (PackageParserException e) { 10554 // Ignored; we tried our best 10555 } 10556 } 10557 return Collections.EMPTY_LIST; 10558 } 10559 10560 void cleanUpResourcesLI() { 10561 // Enumerate all code paths before deleting 10562 cleanUpResourcesLI(getAllCodePaths()); 10563 } 10564 10565 private void cleanUpResourcesLI(List<String> allCodePaths) { 10566 cleanUp(); 10567 removeDexFiles(allCodePaths, instructionSets); 10568 } 10569 10570 10571 10572 String getPackageName() { 10573 return getAsecPackageName(cid); 10574 } 10575 10576 boolean doPostDeleteLI(boolean delete) { 10577 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10578 final List<String> allCodePaths = getAllCodePaths(); 10579 boolean mounted = PackageHelper.isContainerMounted(cid); 10580 if (mounted) { 10581 // Unmount first 10582 if (PackageHelper.unMountSdDir(cid)) { 10583 mounted = false; 10584 } 10585 } 10586 if (!mounted && delete) { 10587 cleanUpResourcesLI(allCodePaths); 10588 } 10589 return !mounted; 10590 } 10591 10592 @Override 10593 int doPreCopy() { 10594 if (isFwdLocked()) { 10595 if (!PackageHelper.fixSdPermissions(cid, 10596 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10597 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10598 } 10599 } 10600 10601 return PackageManager.INSTALL_SUCCEEDED; 10602 } 10603 10604 @Override 10605 int doPostCopy(int uid) { 10606 if (isFwdLocked()) { 10607 if (uid < Process.FIRST_APPLICATION_UID 10608 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10609 RES_FILE_NAME)) { 10610 Slog.e(TAG, "Failed to finalize " + cid); 10611 PackageHelper.destroySdDir(cid); 10612 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10613 } 10614 } 10615 10616 return PackageManager.INSTALL_SUCCEEDED; 10617 } 10618 } 10619 10620 static String getAsecPackageName(String packageCid) { 10621 int idx = packageCid.lastIndexOf("-"); 10622 if (idx == -1) { 10623 return packageCid; 10624 } 10625 return packageCid.substring(0, idx); 10626 } 10627 10628 // Utility method used to create code paths based on package name and available index. 10629 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 10630 String idxStr = ""; 10631 int idx = 1; 10632 // Fall back to default value of idx=1 if prefix is not 10633 // part of oldCodePath 10634 if (oldCodePath != null) { 10635 String subStr = oldCodePath; 10636 // Drop the suffix right away 10637 if (suffix != null && subStr.endsWith(suffix)) { 10638 subStr = subStr.substring(0, subStr.length() - suffix.length()); 10639 } 10640 // If oldCodePath already contains prefix find out the 10641 // ending index to either increment or decrement. 10642 int sidx = subStr.lastIndexOf(prefix); 10643 if (sidx != -1) { 10644 subStr = subStr.substring(sidx + prefix.length()); 10645 if (subStr != null) { 10646 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 10647 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 10648 } 10649 try { 10650 idx = Integer.parseInt(subStr); 10651 if (idx <= 1) { 10652 idx++; 10653 } else { 10654 idx--; 10655 } 10656 } catch(NumberFormatException e) { 10657 } 10658 } 10659 } 10660 } 10661 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 10662 return prefix + idxStr; 10663 } 10664 10665 private File getNextCodePath(File targetDir, String packageName) { 10666 int suffix = 1; 10667 File result; 10668 do { 10669 result = new File(targetDir, packageName + "-" + suffix); 10670 suffix++; 10671 } while (result.exists()); 10672 return result; 10673 } 10674 10675 // Utility method that returns the relative package path with respect 10676 // to the installation directory. Like say for /data/data/com.test-1.apk 10677 // string com.test-1 is returned. 10678 static String deriveCodePathName(String codePath) { 10679 if (codePath == null) { 10680 return null; 10681 } 10682 final File codeFile = new File(codePath); 10683 final String name = codeFile.getName(); 10684 if (codeFile.isDirectory()) { 10685 return name; 10686 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 10687 final int lastDot = name.lastIndexOf('.'); 10688 return name.substring(0, lastDot); 10689 } else { 10690 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 10691 return null; 10692 } 10693 } 10694 10695 class PackageInstalledInfo { 10696 String name; 10697 int uid; 10698 // The set of users that originally had this package installed. 10699 int[] origUsers; 10700 // The set of users that now have this package installed. 10701 int[] newUsers; 10702 PackageParser.Package pkg; 10703 int returnCode; 10704 String returnMsg; 10705 PackageRemovedInfo removedInfo; 10706 10707 public void setError(int code, String msg) { 10708 returnCode = code; 10709 returnMsg = msg; 10710 Slog.w(TAG, msg); 10711 } 10712 10713 public void setError(String msg, PackageParserException e) { 10714 returnCode = e.error; 10715 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10716 Slog.w(TAG, msg, e); 10717 } 10718 10719 public void setError(String msg, PackageManagerException e) { 10720 returnCode = e.error; 10721 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 10722 Slog.w(TAG, msg, e); 10723 } 10724 10725 // In some error cases we want to convey more info back to the observer 10726 String origPackage; 10727 String origPermission; 10728 } 10729 10730 /* 10731 * Install a non-existing package. 10732 */ 10733 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10734 UserHandle user, String installerPackageName, String volumeUuid, 10735 PackageInstalledInfo res) { 10736 // Remember this for later, in case we need to rollback this install 10737 String pkgName = pkg.packageName; 10738 10739 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 10740 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 10741 UserHandle.USER_OWNER).exists(); 10742 synchronized(mPackages) { 10743 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 10744 // A package with the same name is already installed, though 10745 // it has been renamed to an older name. The package we 10746 // are trying to install should be installed as an update to 10747 // the existing one, but that has not been requested, so bail. 10748 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10749 + " without first uninstalling package running as " 10750 + mSettings.mRenamedPackages.get(pkgName)); 10751 return; 10752 } 10753 if (mPackages.containsKey(pkgName)) { 10754 // Don't allow installation over an existing package with the same name. 10755 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 10756 + " without first uninstalling."); 10757 return; 10758 } 10759 } 10760 10761 try { 10762 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 10763 System.currentTimeMillis(), user); 10764 10765 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 10766 // delete the partially installed application. the data directory will have to be 10767 // restored if it was already existing 10768 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10769 // remove package from internal structures. Note that we want deletePackageX to 10770 // delete the package data and cache directories that it created in 10771 // scanPackageLocked, unless those directories existed before we even tried to 10772 // install. 10773 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 10774 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 10775 res.removedInfo, true); 10776 } 10777 10778 } catch (PackageManagerException e) { 10779 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10780 } 10781 } 10782 10783 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 10784 // Upgrade keysets are being used. Determine if new package has a superset of the 10785 // required keys. 10786 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 10787 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10788 for (int i = 0; i < upgradeKeySets.length; i++) { 10789 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 10790 if (newPkg.mSigningKeys.containsAll(upgradeSet)) { 10791 return true; 10792 } 10793 } 10794 return false; 10795 } 10796 10797 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 10798 UserHandle user, String installerPackageName, String volumeUuid, 10799 PackageInstalledInfo res) { 10800 PackageParser.Package oldPackage; 10801 String pkgName = pkg.packageName; 10802 int[] allUsers; 10803 boolean[] perUserInstalled; 10804 10805 // First find the old package info and check signatures 10806 synchronized(mPackages) { 10807 oldPackage = mPackages.get(pkgName); 10808 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 10809 PackageSetting ps = mSettings.mPackages.get(pkgName); 10810 if (ps == null || !ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 10811 // default to original signature matching 10812 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 10813 != PackageManager.SIGNATURE_MATCH) { 10814 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10815 "New package has a different signature: " + pkgName); 10816 return; 10817 } 10818 } else { 10819 if(!checkUpgradeKeySetLP(ps, pkg)) { 10820 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10821 "New package not signed by keys specified by upgrade-keysets: " 10822 + pkgName); 10823 return; 10824 } 10825 } 10826 10827 // In case of rollback, remember per-user/profile install state 10828 allUsers = sUserManager.getUserIds(); 10829 perUserInstalled = new boolean[allUsers.length]; 10830 for (int i = 0; i < allUsers.length; i++) { 10831 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 10832 } 10833 } 10834 10835 boolean sysPkg = (isSystemApp(oldPackage)); 10836 if (sysPkg) { 10837 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10838 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10839 } else { 10840 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 10841 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 10842 } 10843 } 10844 10845 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 10846 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10847 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10848 String volumeUuid, PackageInstalledInfo res) { 10849 String pkgName = deletedPackage.packageName; 10850 boolean deletedPkg = true; 10851 boolean updatedSettings = false; 10852 10853 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 10854 + deletedPackage); 10855 long origUpdateTime; 10856 if (pkg.mExtras != null) { 10857 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 10858 } else { 10859 origUpdateTime = 0; 10860 } 10861 10862 // First delete the existing package while retaining the data directory 10863 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 10864 res.removedInfo, true)) { 10865 // If the existing package wasn't successfully deleted 10866 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 10867 deletedPkg = false; 10868 } else { 10869 // Successfully deleted the old package; proceed with replace. 10870 10871 // If deleted package lived in a container, give users a chance to 10872 // relinquish resources before killing. 10873 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 10874 if (DEBUG_INSTALL) { 10875 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 10876 } 10877 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 10878 final ArrayList<String> pkgList = new ArrayList<String>(1); 10879 pkgList.add(deletedPackage.applicationInfo.packageName); 10880 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 10881 } 10882 10883 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 10884 try { 10885 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 10886 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 10887 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 10888 perUserInstalled, res, user); 10889 updatedSettings = true; 10890 } catch (PackageManagerException e) { 10891 res.setError("Package couldn't be installed in " + pkg.codePath, e); 10892 } 10893 } 10894 10895 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 10896 // remove package from internal structures. Note that we want deletePackageX to 10897 // delete the package data and cache directories that it created in 10898 // scanPackageLocked, unless those directories existed before we even tried to 10899 // install. 10900 if(updatedSettings) { 10901 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 10902 deletePackageLI( 10903 pkgName, null, true, allUsers, perUserInstalled, 10904 PackageManager.DELETE_KEEP_DATA, 10905 res.removedInfo, true); 10906 } 10907 // Since we failed to install the new package we need to restore the old 10908 // package that we deleted. 10909 if (deletedPkg) { 10910 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 10911 File restoreFile = new File(deletedPackage.codePath); 10912 // Parse old package 10913 boolean oldExternal = isExternal(deletedPackage); 10914 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 10915 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 10916 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 10917 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 10918 try { 10919 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 10920 } catch (PackageManagerException e) { 10921 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 10922 + e.getMessage()); 10923 return; 10924 } 10925 // Restore of old package succeeded. Update permissions. 10926 // writer 10927 synchronized (mPackages) { 10928 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 10929 UPDATE_PERMISSIONS_ALL); 10930 // can downgrade to reader 10931 mSettings.writeLPr(); 10932 } 10933 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 10934 } 10935 } 10936 } 10937 10938 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 10939 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 10940 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 10941 String volumeUuid, PackageInstalledInfo res) { 10942 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 10943 + ", old=" + deletedPackage); 10944 boolean disabledSystem = false; 10945 boolean updatedSettings = false; 10946 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 10947 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 10948 != 0) { 10949 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 10950 } 10951 String packageName = deletedPackage.packageName; 10952 if (packageName == null) { 10953 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10954 "Attempt to delete null packageName."); 10955 return; 10956 } 10957 PackageParser.Package oldPkg; 10958 PackageSetting oldPkgSetting; 10959 // reader 10960 synchronized (mPackages) { 10961 oldPkg = mPackages.get(packageName); 10962 oldPkgSetting = mSettings.mPackages.get(packageName); 10963 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 10964 (oldPkgSetting == null)) { 10965 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 10966 "Couldn't find package:" + packageName + " information"); 10967 return; 10968 } 10969 } 10970 10971 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 10972 10973 res.removedInfo.uid = oldPkg.applicationInfo.uid; 10974 res.removedInfo.removedPackage = packageName; 10975 // Remove existing system package 10976 removePackageLI(oldPkgSetting, true); 10977 // writer 10978 synchronized (mPackages) { 10979 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 10980 if (!disabledSystem && deletedPackage != null) { 10981 // We didn't need to disable the .apk as a current system package, 10982 // which means we are replacing another update that is already 10983 // installed. We need to make sure to delete the older one's .apk. 10984 res.removedInfo.args = createInstallArgsForExisting(0, 10985 deletedPackage.applicationInfo.getCodePath(), 10986 deletedPackage.applicationInfo.getResourcePath(), 10987 deletedPackage.applicationInfo.nativeLibraryRootDir, 10988 getAppDexInstructionSets(deletedPackage.applicationInfo)); 10989 } else { 10990 res.removedInfo.args = null; 10991 } 10992 } 10993 10994 // Successfully disabled the old package. Now proceed with re-installation 10995 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 10996 10997 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 10998 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10999 11000 PackageParser.Package newPackage = null; 11001 try { 11002 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11003 if (newPackage.mExtras != null) { 11004 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11005 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11006 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11007 11008 // is the update attempting to change shared user? that isn't going to work... 11009 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11010 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11011 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11012 + " to " + newPkgSetting.sharedUser); 11013 updatedSettings = true; 11014 } 11015 } 11016 11017 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11018 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11019 perUserInstalled, res, user); 11020 updatedSettings = true; 11021 } 11022 11023 } catch (PackageManagerException e) { 11024 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11025 } 11026 11027 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11028 // Re installation failed. Restore old information 11029 // Remove new pkg information 11030 if (newPackage != null) { 11031 removeInstalledPackageLI(newPackage, true); 11032 } 11033 // Add back the old system package 11034 try { 11035 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11036 } catch (PackageManagerException e) { 11037 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11038 } 11039 // Restore the old system information in Settings 11040 synchronized (mPackages) { 11041 if (disabledSystem) { 11042 mSettings.enableSystemPackageLPw(packageName); 11043 } 11044 if (updatedSettings) { 11045 mSettings.setInstallerPackageName(packageName, 11046 oldPkgSetting.installerPackageName); 11047 } 11048 mSettings.writeLPr(); 11049 } 11050 } 11051 } 11052 11053 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11054 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11055 UserHandle user) { 11056 String pkgName = newPackage.packageName; 11057 synchronized (mPackages) { 11058 //write settings. the installStatus will be incomplete at this stage. 11059 //note that the new package setting would have already been 11060 //added to mPackages. It hasn't been persisted yet. 11061 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11062 mSettings.writeLPr(); 11063 } 11064 11065 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11066 11067 synchronized (mPackages) { 11068 updatePermissionsLPw(newPackage.packageName, newPackage, 11069 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11070 ? UPDATE_PERMISSIONS_ALL : 0)); 11071 // For system-bundled packages, we assume that installing an upgraded version 11072 // of the package implies that the user actually wants to run that new code, 11073 // so we enable the package. 11074 PackageSetting ps = mSettings.mPackages.get(pkgName); 11075 if (ps != null) { 11076 if (isSystemApp(newPackage)) { 11077 // NB: implicit assumption that system package upgrades apply to all users 11078 if (DEBUG_INSTALL) { 11079 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11080 } 11081 if (res.origUsers != null) { 11082 for (int userHandle : res.origUsers) { 11083 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11084 userHandle, installerPackageName); 11085 } 11086 } 11087 // Also convey the prior install/uninstall state 11088 if (allUsers != null && perUserInstalled != null) { 11089 for (int i = 0; i < allUsers.length; i++) { 11090 if (DEBUG_INSTALL) { 11091 Slog.d(TAG, " user " + allUsers[i] 11092 + " => " + perUserInstalled[i]); 11093 } 11094 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11095 } 11096 // these install state changes will be persisted in the 11097 // upcoming call to mSettings.writeLPr(). 11098 } 11099 } 11100 // It's implied that when a user requests installation, they want the app to be 11101 // installed and enabled. 11102 int userId = user.getIdentifier(); 11103 if (userId != UserHandle.USER_ALL) { 11104 ps.setInstalled(true, userId); 11105 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11106 } 11107 } 11108 res.name = pkgName; 11109 res.uid = newPackage.applicationInfo.uid; 11110 res.pkg = newPackage; 11111 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11112 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11113 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11114 //to update install status 11115 mSettings.writeLPr(); 11116 } 11117 } 11118 11119 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11120 final int installFlags = args.installFlags; 11121 final String installerPackageName = args.installerPackageName; 11122 final String volumeUuid = args.volumeUuid; 11123 final File tmpPackageFile = new File(args.getCodePath()); 11124 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11125 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11126 || (args.volumeUuid != null)); 11127 boolean replace = false; 11128 int scanFlags = SCAN_NEW_INSTALL | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE; 11129 // Result object to be returned 11130 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11131 11132 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11133 // Retrieve PackageSettings and parse package 11134 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11135 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11136 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11137 PackageParser pp = new PackageParser(); 11138 pp.setSeparateProcesses(mSeparateProcesses); 11139 pp.setDisplayMetrics(mMetrics); 11140 11141 final PackageParser.Package pkg; 11142 try { 11143 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11144 } catch (PackageParserException e) { 11145 res.setError("Failed parse during installPackageLI", e); 11146 return; 11147 } 11148 11149 // Mark that we have an install time CPU ABI override. 11150 pkg.cpuAbiOverride = args.abiOverride; 11151 11152 String pkgName = res.name = pkg.packageName; 11153 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11154 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11155 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11156 return; 11157 } 11158 } 11159 11160 try { 11161 pp.collectCertificates(pkg, parseFlags); 11162 pp.collectManifestDigest(pkg); 11163 } catch (PackageParserException e) { 11164 res.setError("Failed collect during installPackageLI", e); 11165 return; 11166 } 11167 11168 /* If the installer passed in a manifest digest, compare it now. */ 11169 if (args.manifestDigest != null) { 11170 if (DEBUG_INSTALL) { 11171 final String parsedManifest = pkg.manifestDigest == null ? "null" 11172 : pkg.manifestDigest.toString(); 11173 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11174 + parsedManifest); 11175 } 11176 11177 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11178 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11179 return; 11180 } 11181 } else if (DEBUG_INSTALL) { 11182 final String parsedManifest = pkg.manifestDigest == null 11183 ? "null" : pkg.manifestDigest.toString(); 11184 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11185 } 11186 11187 // Get rid of all references to package scan path via parser. 11188 pp = null; 11189 String oldCodePath = null; 11190 boolean systemApp = false; 11191 synchronized (mPackages) { 11192 // Check if installing already existing package 11193 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11194 String oldName = mSettings.mRenamedPackages.get(pkgName); 11195 if (pkg.mOriginalPackages != null 11196 && pkg.mOriginalPackages.contains(oldName) 11197 && mPackages.containsKey(oldName)) { 11198 // This package is derived from an original package, 11199 // and this device has been updating from that original 11200 // name. We must continue using the original name, so 11201 // rename the new package here. 11202 pkg.setPackageName(oldName); 11203 pkgName = pkg.packageName; 11204 replace = true; 11205 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11206 + oldName + " pkgName=" + pkgName); 11207 } else if (mPackages.containsKey(pkgName)) { 11208 // This package, under its official name, already exists 11209 // on the device; we should replace it. 11210 replace = true; 11211 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11212 } 11213 } 11214 11215 PackageSetting ps = mSettings.mPackages.get(pkgName); 11216 if (ps != null) { 11217 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11218 11219 // Quick sanity check that we're signed correctly if updating; 11220 // we'll check this again later when scanning, but we want to 11221 // bail early here before tripping over redefined permissions. 11222 if (!ps.keySetData.isUsingUpgradeKeySets() || ps.sharedUser != null) { 11223 try { 11224 verifySignaturesLP(ps, pkg); 11225 } catch (PackageManagerException e) { 11226 res.setError(e.error, e.getMessage()); 11227 return; 11228 } 11229 } else { 11230 if (!checkUpgradeKeySetLP(ps, pkg)) { 11231 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11232 + pkg.packageName + " upgrade keys do not match the " 11233 + "previously installed version"); 11234 return; 11235 } 11236 } 11237 11238 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11239 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11240 systemApp = (ps.pkg.applicationInfo.flags & 11241 ApplicationInfo.FLAG_SYSTEM) != 0; 11242 } 11243 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11244 } 11245 11246 // Check whether the newly-scanned package wants to define an already-defined perm 11247 int N = pkg.permissions.size(); 11248 for (int i = N-1; i >= 0; i--) { 11249 PackageParser.Permission perm = pkg.permissions.get(i); 11250 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11251 if (bp != null) { 11252 // If the defining package is signed with our cert, it's okay. This 11253 // also includes the "updating the same package" case, of course. 11254 // "updating same package" could also involve key-rotation. 11255 final boolean sigsOk; 11256 if (!bp.sourcePackage.equals(pkg.packageName) 11257 || !(bp.packageSetting instanceof PackageSetting) 11258 || !bp.packageSetting.keySetData.isUsingUpgradeKeySets() 11259 || ((PackageSetting) bp.packageSetting).sharedUser != null) { 11260 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11261 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11262 } else { 11263 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11264 } 11265 if (!sigsOk) { 11266 // If the owning package is the system itself, we log but allow 11267 // install to proceed; we fail the install on all other permission 11268 // redefinitions. 11269 if (!bp.sourcePackage.equals("android")) { 11270 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11271 + pkg.packageName + " attempting to redeclare permission " 11272 + perm.info.name + " already owned by " + bp.sourcePackage); 11273 res.origPermission = perm.info.name; 11274 res.origPackage = bp.sourcePackage; 11275 return; 11276 } else { 11277 Slog.w(TAG, "Package " + pkg.packageName 11278 + " attempting to redeclare system permission " 11279 + perm.info.name + "; ignoring new declaration"); 11280 pkg.permissions.remove(i); 11281 } 11282 } 11283 } 11284 } 11285 11286 } 11287 11288 if (systemApp && onExternal) { 11289 // Disable updates to system apps on sdcard 11290 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11291 "Cannot install updates to system apps on sdcard"); 11292 return; 11293 } 11294 11295 // If app directory is not writable, dexopt will be called after the rename 11296 if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11297 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11298 scanFlags |= SCAN_NO_DEX; 11299 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11300 int result = mPackageDexOptimizer 11301 .performDexOpt(pkg, null /* instruction sets */, true /* forceDex */, 11302 false /* defer */, false /* inclDependencies */); 11303 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11304 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11305 return; 11306 } 11307 } 11308 11309 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11310 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11311 return; 11312 } 11313 11314 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11315 11316 if (replace) { 11317 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 11318 installerPackageName, volumeUuid, res); 11319 } else { 11320 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11321 args.user, installerPackageName, volumeUuid, res); 11322 } 11323 synchronized (mPackages) { 11324 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11325 if (ps != null) { 11326 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11327 } 11328 } 11329 } 11330 11331 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11332 if (mIntentFilterVerifierComponent == null) { 11333 Slog.d(TAG, "No IntentFilter verification will not be done as " 11334 + "there is no IntentFilterVerifier available!"); 11335 return; 11336 } 11337 11338 final int verifierUid = getPackageUid( 11339 mIntentFilterVerifierComponent.getPackageName(), 11340 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11341 11342 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11343 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11344 msg.obj = pkg; 11345 msg.arg1 = userId; 11346 msg.arg2 = verifierUid; 11347 11348 mHandler.sendMessage(msg); 11349 } 11350 11351 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11352 PackageParser.Package pkg) { 11353 int size = pkg.activities.size(); 11354 if (size == 0) { 11355 Slog.d(TAG, "No activity, so no need to verify any IntentFilter!"); 11356 return; 11357 } 11358 11359 final boolean hasDomainURLs = hasDomainURLs(pkg); 11360 if (!hasDomainURLs) { 11361 Slog.d(TAG, "No domain URLs, so no need to verify any IntentFilter!"); 11362 return; 11363 } 11364 11365 Slog.d(TAG, "Checking for userId:" + userId + " if any IntentFilter from the " + size 11366 + " Activities needs verification ..."); 11367 11368 final int verificationId = mIntentFilterVerificationToken++; 11369 int count = 0; 11370 final String packageName = pkg.packageName; 11371 ArrayList<String> allHosts = new ArrayList<>(); 11372 11373 synchronized (mPackages) { 11374 for (PackageParser.Activity a : pkg.activities) { 11375 for (ActivityIntentInfo filter : a.intents) { 11376 boolean needsFilterVerification = filter.needsVerification(); 11377 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 11378 Slog.d(TAG, "Verification needed for IntentFilter:" + filter.toString()); 11379 mIntentFilterVerifier.addOneIntentFilterVerification( 11380 verifierUid, userId, verificationId, filter, packageName); 11381 count++; 11382 } else if (!needsFilterVerification) { 11383 Slog.d(TAG, "No verification needed for IntentFilter:" + filter.toString()); 11384 if (hasValidDomains(filter)) { 11385 ArrayList<String> hosts = filter.getHostsList(); 11386 if (hosts.size() > 0) { 11387 allHosts.addAll(hosts); 11388 } else { 11389 if (allHosts.isEmpty()) { 11390 allHosts.add("*"); 11391 } 11392 } 11393 } 11394 } else { 11395 Slog.d(TAG, "Verification already done for IntentFilter:" 11396 + filter.toString()); 11397 } 11398 } 11399 } 11400 } 11401 11402 if (count > 0) { 11403 mIntentFilterVerifier.startVerifications(userId); 11404 Slog.d(TAG, "Started " + count + " IntentFilter verification" 11405 + (count > 1 ? "s" : "") + " for userId:" + userId + "!"); 11406 } else { 11407 Slog.d(TAG, "No need to start any IntentFilter verification!"); 11408 if (allHosts.size() > 0 && mSettings.createIntentFilterVerificationIfNeededLPw( 11409 packageName, allHosts) != null) { 11410 scheduleWriteSettingsLocked(); 11411 } 11412 } 11413 } 11414 11415 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 11416 final ComponentName cn = filter.activity.getComponentName(); 11417 final String packageName = cn.getPackageName(); 11418 11419 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11420 packageName); 11421 if (ivi == null) { 11422 return true; 11423 } 11424 int status = ivi.getStatus(); 11425 switch (status) { 11426 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11427 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11428 return true; 11429 11430 default: 11431 // Nothing to do 11432 return false; 11433 } 11434 } 11435 11436 private static boolean isMultiArch(PackageSetting ps) { 11437 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11438 } 11439 11440 private static boolean isMultiArch(ApplicationInfo info) { 11441 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11442 } 11443 11444 private static boolean isExternal(PackageParser.Package pkg) { 11445 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11446 } 11447 11448 private static boolean isExternal(PackageSetting ps) { 11449 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11450 } 11451 11452 private static boolean isExternal(ApplicationInfo info) { 11453 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11454 } 11455 11456 private static boolean isSystemApp(PackageParser.Package pkg) { 11457 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 11458 } 11459 11460 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 11461 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 11462 } 11463 11464 private static boolean hasDomainURLs(PackageParser.Package pkg) { 11465 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 11466 } 11467 11468 private static boolean isSystemApp(PackageSetting ps) { 11469 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 11470 } 11471 11472 private static boolean isUpdatedSystemApp(PackageSetting ps) { 11473 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 11474 } 11475 11476 private int packageFlagsToInstallFlags(PackageSetting ps) { 11477 int installFlags = 0; 11478 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 11479 // This existing package was an external ASEC install when we have 11480 // the external flag without a UUID 11481 installFlags |= PackageManager.INSTALL_EXTERNAL; 11482 } 11483 if (ps.isForwardLocked()) { 11484 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11485 } 11486 return installFlags; 11487 } 11488 11489 private void deleteTempPackageFiles() { 11490 final FilenameFilter filter = new FilenameFilter() { 11491 public boolean accept(File dir, String name) { 11492 return name.startsWith("vmdl") && name.endsWith(".tmp"); 11493 } 11494 }; 11495 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 11496 file.delete(); 11497 } 11498 } 11499 11500 @Override 11501 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 11502 int flags) { 11503 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 11504 flags); 11505 } 11506 11507 @Override 11508 public void deletePackage(final String packageName, 11509 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 11510 mContext.enforceCallingOrSelfPermission( 11511 android.Manifest.permission.DELETE_PACKAGES, null); 11512 final int uid = Binder.getCallingUid(); 11513 if (UserHandle.getUserId(uid) != userId) { 11514 mContext.enforceCallingPermission( 11515 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 11516 "deletePackage for user " + userId); 11517 } 11518 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 11519 try { 11520 observer.onPackageDeleted(packageName, 11521 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 11522 } catch (RemoteException re) { 11523 } 11524 return; 11525 } 11526 11527 boolean uninstallBlocked = false; 11528 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 11529 int[] users = sUserManager.getUserIds(); 11530 for (int i = 0; i < users.length; ++i) { 11531 if (getBlockUninstallForUser(packageName, users[i])) { 11532 uninstallBlocked = true; 11533 break; 11534 } 11535 } 11536 } else { 11537 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 11538 } 11539 if (uninstallBlocked) { 11540 try { 11541 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 11542 null); 11543 } catch (RemoteException re) { 11544 } 11545 return; 11546 } 11547 11548 if (DEBUG_REMOVE) { 11549 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 11550 } 11551 // Queue up an async operation since the package deletion may take a little while. 11552 mHandler.post(new Runnable() { 11553 public void run() { 11554 mHandler.removeCallbacks(this); 11555 final int returnCode = deletePackageX(packageName, userId, flags); 11556 if (observer != null) { 11557 try { 11558 observer.onPackageDeleted(packageName, returnCode, null); 11559 } catch (RemoteException e) { 11560 Log.i(TAG, "Observer no longer exists."); 11561 } //end catch 11562 } //end if 11563 } //end run 11564 }); 11565 } 11566 11567 private boolean isPackageDeviceAdmin(String packageName, int userId) { 11568 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 11569 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 11570 try { 11571 if (dpm != null) { 11572 if (dpm.isDeviceOwner(packageName)) { 11573 return true; 11574 } 11575 int[] users; 11576 if (userId == UserHandle.USER_ALL) { 11577 users = sUserManager.getUserIds(); 11578 } else { 11579 users = new int[]{userId}; 11580 } 11581 for (int i = 0; i < users.length; ++i) { 11582 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 11583 return true; 11584 } 11585 } 11586 } 11587 } catch (RemoteException e) { 11588 } 11589 return false; 11590 } 11591 11592 /** 11593 * This method is an internal method that could be get invoked either 11594 * to delete an installed package or to clean up a failed installation. 11595 * After deleting an installed package, a broadcast is sent to notify any 11596 * listeners that the package has been installed. For cleaning up a failed 11597 * installation, the broadcast is not necessary since the package's 11598 * installation wouldn't have sent the initial broadcast either 11599 * The key steps in deleting a package are 11600 * deleting the package information in internal structures like mPackages, 11601 * deleting the packages base directories through installd 11602 * updating mSettings to reflect current status 11603 * persisting settings for later use 11604 * sending a broadcast if necessary 11605 */ 11606 private int deletePackageX(String packageName, int userId, int flags) { 11607 final PackageRemovedInfo info = new PackageRemovedInfo(); 11608 final boolean res; 11609 11610 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 11611 ? UserHandle.ALL : new UserHandle(userId); 11612 11613 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 11614 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 11615 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 11616 } 11617 11618 boolean removedForAllUsers = false; 11619 boolean systemUpdate = false; 11620 11621 // for the uninstall-updates case and restricted profiles, remember the per- 11622 // userhandle installed state 11623 int[] allUsers; 11624 boolean[] perUserInstalled; 11625 synchronized (mPackages) { 11626 PackageSetting ps = mSettings.mPackages.get(packageName); 11627 allUsers = sUserManager.getUserIds(); 11628 perUserInstalled = new boolean[allUsers.length]; 11629 for (int i = 0; i < allUsers.length; i++) { 11630 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11631 } 11632 } 11633 11634 synchronized (mInstallLock) { 11635 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 11636 res = deletePackageLI(packageName, removeForUser, 11637 true, allUsers, perUserInstalled, 11638 flags | REMOVE_CHATTY, info, true); 11639 systemUpdate = info.isRemovedPackageSystemUpdate; 11640 if (res && !systemUpdate && mPackages.get(packageName) == null) { 11641 removedForAllUsers = true; 11642 } 11643 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 11644 + " removedForAllUsers=" + removedForAllUsers); 11645 } 11646 11647 if (res) { 11648 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 11649 11650 // If the removed package was a system update, the old system package 11651 // was re-enabled; we need to broadcast this information 11652 if (systemUpdate) { 11653 Bundle extras = new Bundle(1); 11654 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 11655 ? info.removedAppId : info.uid); 11656 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11657 11658 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 11659 extras, null, null, null); 11660 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 11661 extras, null, null, null); 11662 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 11663 null, packageName, null, null); 11664 } 11665 } 11666 // Force a gc here. 11667 Runtime.getRuntime().gc(); 11668 // Delete the resources here after sending the broadcast to let 11669 // other processes clean up before deleting resources. 11670 if (info.args != null) { 11671 synchronized (mInstallLock) { 11672 info.args.doPostDeleteLI(true); 11673 } 11674 } 11675 11676 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 11677 } 11678 11679 static class PackageRemovedInfo { 11680 String removedPackage; 11681 int uid = -1; 11682 int removedAppId = -1; 11683 int[] removedUsers = null; 11684 boolean isRemovedPackageSystemUpdate = false; 11685 // Clean up resources deleted packages. 11686 InstallArgs args = null; 11687 11688 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 11689 Bundle extras = new Bundle(1); 11690 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 11691 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 11692 if (replacing) { 11693 extras.putBoolean(Intent.EXTRA_REPLACING, true); 11694 } 11695 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 11696 if (removedPackage != null) { 11697 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 11698 extras, null, null, removedUsers); 11699 if (fullRemove && !replacing) { 11700 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 11701 extras, null, null, removedUsers); 11702 } 11703 } 11704 if (removedAppId >= 0) { 11705 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 11706 removedUsers); 11707 } 11708 } 11709 } 11710 11711 /* 11712 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 11713 * flag is not set, the data directory is removed as well. 11714 * make sure this flag is set for partially installed apps. If not its meaningless to 11715 * delete a partially installed application. 11716 */ 11717 private void removePackageDataLI(PackageSetting ps, 11718 int[] allUserHandles, boolean[] perUserInstalled, 11719 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 11720 String packageName = ps.name; 11721 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 11722 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 11723 // Retrieve object to delete permissions for shared user later on 11724 final PackageSetting deletedPs; 11725 // reader 11726 synchronized (mPackages) { 11727 deletedPs = mSettings.mPackages.get(packageName); 11728 if (outInfo != null) { 11729 outInfo.removedPackage = packageName; 11730 outInfo.removedUsers = deletedPs != null 11731 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 11732 : null; 11733 } 11734 } 11735 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11736 removeDataDirsLI(ps.volumeUuid, packageName); 11737 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 11738 } 11739 // writer 11740 synchronized (mPackages) { 11741 if (deletedPs != null) { 11742 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 11743 if (outInfo != null) { 11744 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 11745 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 11746 } 11747 updatePermissionsLPw(deletedPs.name, null, 0); 11748 if (deletedPs.sharedUser != null) { 11749 // Remove permissions associated with package. Since runtime 11750 // permissions are per user we have to kill the removed package 11751 // or packages running under the shared user of the removed 11752 // package if revoking the permissions requested only by the removed 11753 // package is successful and this causes a change in gids. 11754 for (int userId : UserManagerService.getInstance().getUserIds()) { 11755 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 11756 userId); 11757 if (userIdToKill == UserHandle.USER_ALL 11758 || userIdToKill >= UserHandle.USER_OWNER) { 11759 // If gids changed for this user, kill all affected packages. 11760 mHandler.post(new Runnable() { 11761 @Override 11762 public void run() { 11763 // This has to happen with no lock held. 11764 killSettingPackagesForUser(deletedPs, userIdToKill, 11765 KILL_APP_REASON_GIDS_CHANGED); 11766 } 11767 }); 11768 break; 11769 } 11770 } 11771 } 11772 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 11773 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 11774 } 11775 // make sure to preserve per-user disabled state if this removal was just 11776 // a downgrade of a system app to the factory package 11777 if (allUserHandles != null && perUserInstalled != null) { 11778 if (DEBUG_REMOVE) { 11779 Slog.d(TAG, "Propagating install state across downgrade"); 11780 } 11781 for (int i = 0; i < allUserHandles.length; i++) { 11782 if (DEBUG_REMOVE) { 11783 Slog.d(TAG, " user " + allUserHandles[i] 11784 + " => " + perUserInstalled[i]); 11785 } 11786 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11787 } 11788 } 11789 } 11790 // can downgrade to reader 11791 if (writeSettings) { 11792 // Save settings now 11793 mSettings.writeLPr(); 11794 } 11795 } 11796 if (outInfo != null) { 11797 // A user ID was deleted here. Go through all users and remove it 11798 // from KeyStore. 11799 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 11800 } 11801 } 11802 11803 static boolean locationIsPrivileged(File path) { 11804 try { 11805 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 11806 .getCanonicalPath(); 11807 return path.getCanonicalPath().startsWith(privilegedAppDir); 11808 } catch (IOException e) { 11809 Slog.e(TAG, "Unable to access code path " + path); 11810 } 11811 return false; 11812 } 11813 11814 /* 11815 * Tries to delete system package. 11816 */ 11817 private boolean deleteSystemPackageLI(PackageSetting newPs, 11818 int[] allUserHandles, boolean[] perUserInstalled, 11819 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 11820 final boolean applyUserRestrictions 11821 = (allUserHandles != null) && (perUserInstalled != null); 11822 PackageSetting disabledPs = null; 11823 // Confirm if the system package has been updated 11824 // An updated system app can be deleted. This will also have to restore 11825 // the system pkg from system partition 11826 // reader 11827 synchronized (mPackages) { 11828 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 11829 } 11830 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 11831 + " disabledPs=" + disabledPs); 11832 if (disabledPs == null) { 11833 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 11834 return false; 11835 } else if (DEBUG_REMOVE) { 11836 Slog.d(TAG, "Deleting system pkg from data partition"); 11837 } 11838 if (DEBUG_REMOVE) { 11839 if (applyUserRestrictions) { 11840 Slog.d(TAG, "Remembering install states:"); 11841 for (int i = 0; i < allUserHandles.length; i++) { 11842 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 11843 } 11844 } 11845 } 11846 // Delete the updated package 11847 outInfo.isRemovedPackageSystemUpdate = true; 11848 if (disabledPs.versionCode < newPs.versionCode) { 11849 // Delete data for downgrades 11850 flags &= ~PackageManager.DELETE_KEEP_DATA; 11851 } else { 11852 // Preserve data by setting flag 11853 flags |= PackageManager.DELETE_KEEP_DATA; 11854 } 11855 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 11856 allUserHandles, perUserInstalled, outInfo, writeSettings); 11857 if (!ret) { 11858 return false; 11859 } 11860 // writer 11861 synchronized (mPackages) { 11862 // Reinstate the old system package 11863 mSettings.enableSystemPackageLPw(newPs.name); 11864 // Remove any native libraries from the upgraded package. 11865 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 11866 } 11867 // Install the system package 11868 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 11869 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 11870 if (locationIsPrivileged(disabledPs.codePath)) { 11871 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11872 } 11873 11874 final PackageParser.Package newPkg; 11875 try { 11876 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 11877 } catch (PackageManagerException e) { 11878 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 11879 return false; 11880 } 11881 11882 // writer 11883 synchronized (mPackages) { 11884 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 11885 updatePermissionsLPw(newPkg.packageName, newPkg, 11886 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 11887 if (applyUserRestrictions) { 11888 if (DEBUG_REMOVE) { 11889 Slog.d(TAG, "Propagating install state across reinstall"); 11890 } 11891 for (int i = 0; i < allUserHandles.length; i++) { 11892 if (DEBUG_REMOVE) { 11893 Slog.d(TAG, " user " + allUserHandles[i] 11894 + " => " + perUserInstalled[i]); 11895 } 11896 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 11897 } 11898 // Regardless of writeSettings we need to ensure that this restriction 11899 // state propagation is persisted 11900 mSettings.writeAllUsersPackageRestrictionsLPr(); 11901 } 11902 // can downgrade to reader here 11903 if (writeSettings) { 11904 mSettings.writeLPr(); 11905 } 11906 } 11907 return true; 11908 } 11909 11910 private boolean deleteInstalledPackageLI(PackageSetting ps, 11911 boolean deleteCodeAndResources, int flags, 11912 int[] allUserHandles, boolean[] perUserInstalled, 11913 PackageRemovedInfo outInfo, boolean writeSettings) { 11914 if (outInfo != null) { 11915 outInfo.uid = ps.appId; 11916 } 11917 11918 // Delete package data from internal structures and also remove data if flag is set 11919 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 11920 11921 // Delete application code and resources 11922 if (deleteCodeAndResources && (outInfo != null)) { 11923 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 11924 ps.codePathString, ps.resourcePathString, ps.legacyNativeLibraryPathString, 11925 getAppDexInstructionSets(ps)); 11926 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 11927 } 11928 return true; 11929 } 11930 11931 @Override 11932 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 11933 int userId) { 11934 mContext.enforceCallingOrSelfPermission( 11935 android.Manifest.permission.DELETE_PACKAGES, null); 11936 synchronized (mPackages) { 11937 PackageSetting ps = mSettings.mPackages.get(packageName); 11938 if (ps == null) { 11939 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 11940 return false; 11941 } 11942 if (!ps.getInstalled(userId)) { 11943 // Can't block uninstall for an app that is not installed or enabled. 11944 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 11945 return false; 11946 } 11947 ps.setBlockUninstall(blockUninstall, userId); 11948 mSettings.writePackageRestrictionsLPr(userId); 11949 } 11950 return true; 11951 } 11952 11953 @Override 11954 public boolean getBlockUninstallForUser(String packageName, int userId) { 11955 synchronized (mPackages) { 11956 PackageSetting ps = mSettings.mPackages.get(packageName); 11957 if (ps == null) { 11958 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 11959 return false; 11960 } 11961 return ps.getBlockUninstall(userId); 11962 } 11963 } 11964 11965 /* 11966 * This method handles package deletion in general 11967 */ 11968 private boolean deletePackageLI(String packageName, UserHandle user, 11969 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 11970 int flags, PackageRemovedInfo outInfo, 11971 boolean writeSettings) { 11972 if (packageName == null) { 11973 Slog.w(TAG, "Attempt to delete null packageName."); 11974 return false; 11975 } 11976 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 11977 PackageSetting ps; 11978 boolean dataOnly = false; 11979 int removeUser = -1; 11980 int appId = -1; 11981 synchronized (mPackages) { 11982 ps = mSettings.mPackages.get(packageName); 11983 if (ps == null) { 11984 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 11985 return false; 11986 } 11987 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 11988 && user.getIdentifier() != UserHandle.USER_ALL) { 11989 // The caller is asking that the package only be deleted for a single 11990 // user. To do this, we just mark its uninstalled state and delete 11991 // its data. If this is a system app, we only allow this to happen if 11992 // they have set the special DELETE_SYSTEM_APP which requests different 11993 // semantics than normal for uninstalling system apps. 11994 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 11995 ps.setUserState(user.getIdentifier(), 11996 COMPONENT_ENABLED_STATE_DEFAULT, 11997 false, //installed 11998 true, //stopped 11999 true, //notLaunched 12000 false, //hidden 12001 null, null, null, 12002 false, // blockUninstall 12003 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12004 if (!isSystemApp(ps)) { 12005 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12006 // Other user still have this package installed, so all 12007 // we need to do is clear this user's data and save that 12008 // it is uninstalled. 12009 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12010 removeUser = user.getIdentifier(); 12011 appId = ps.appId; 12012 scheduleWritePackageRestrictionsLocked(removeUser); 12013 } else { 12014 // We need to set it back to 'installed' so the uninstall 12015 // broadcasts will be sent correctly. 12016 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12017 ps.setInstalled(true, user.getIdentifier()); 12018 } 12019 } else { 12020 // This is a system app, so we assume that the 12021 // other users still have this package installed, so all 12022 // we need to do is clear this user's data and save that 12023 // it is uninstalled. 12024 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12025 removeUser = user.getIdentifier(); 12026 appId = ps.appId; 12027 scheduleWritePackageRestrictionsLocked(removeUser); 12028 } 12029 } 12030 } 12031 12032 if (removeUser >= 0) { 12033 // From above, we determined that we are deleting this only 12034 // for a single user. Continue the work here. 12035 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12036 if (outInfo != null) { 12037 outInfo.removedPackage = packageName; 12038 outInfo.removedAppId = appId; 12039 outInfo.removedUsers = new int[] {removeUser}; 12040 } 12041 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12042 removeKeystoreDataIfNeeded(removeUser, appId); 12043 schedulePackageCleaning(packageName, removeUser, false); 12044 synchronized (mPackages) { 12045 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12046 scheduleWritePackageRestrictionsLocked(removeUser); 12047 } 12048 } 12049 return true; 12050 } 12051 12052 if (dataOnly) { 12053 // Delete application data first 12054 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12055 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12056 return true; 12057 } 12058 12059 boolean ret = false; 12060 if (isSystemApp(ps)) { 12061 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12062 // When an updated system application is deleted we delete the existing resources as well and 12063 // fall back to existing code in system partition 12064 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12065 flags, outInfo, writeSettings); 12066 } else { 12067 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12068 // Kill application pre-emptively especially for apps on sd. 12069 killApplication(packageName, ps.appId, "uninstall pkg"); 12070 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12071 allUserHandles, perUserInstalled, 12072 outInfo, writeSettings); 12073 } 12074 12075 return ret; 12076 } 12077 12078 private final class ClearStorageConnection implements ServiceConnection { 12079 IMediaContainerService mContainerService; 12080 12081 @Override 12082 public void onServiceConnected(ComponentName name, IBinder service) { 12083 synchronized (this) { 12084 mContainerService = IMediaContainerService.Stub.asInterface(service); 12085 notifyAll(); 12086 } 12087 } 12088 12089 @Override 12090 public void onServiceDisconnected(ComponentName name) { 12091 } 12092 } 12093 12094 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12095 final boolean mounted; 12096 if (Environment.isExternalStorageEmulated()) { 12097 mounted = true; 12098 } else { 12099 final String status = Environment.getExternalStorageState(); 12100 12101 mounted = status.equals(Environment.MEDIA_MOUNTED) 12102 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12103 } 12104 12105 if (!mounted) { 12106 return; 12107 } 12108 12109 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12110 int[] users; 12111 if (userId == UserHandle.USER_ALL) { 12112 users = sUserManager.getUserIds(); 12113 } else { 12114 users = new int[] { userId }; 12115 } 12116 final ClearStorageConnection conn = new ClearStorageConnection(); 12117 if (mContext.bindServiceAsUser( 12118 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12119 try { 12120 for (int curUser : users) { 12121 long timeout = SystemClock.uptimeMillis() + 5000; 12122 synchronized (conn) { 12123 long now = SystemClock.uptimeMillis(); 12124 while (conn.mContainerService == null && now < timeout) { 12125 try { 12126 conn.wait(timeout - now); 12127 } catch (InterruptedException e) { 12128 } 12129 } 12130 } 12131 if (conn.mContainerService == null) { 12132 return; 12133 } 12134 12135 final UserEnvironment userEnv = new UserEnvironment(curUser); 12136 clearDirectory(conn.mContainerService, 12137 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12138 if (allData) { 12139 clearDirectory(conn.mContainerService, 12140 userEnv.buildExternalStorageAppDataDirs(packageName)); 12141 clearDirectory(conn.mContainerService, 12142 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12143 } 12144 } 12145 } finally { 12146 mContext.unbindService(conn); 12147 } 12148 } 12149 } 12150 12151 @Override 12152 public void clearApplicationUserData(final String packageName, 12153 final IPackageDataObserver observer, final int userId) { 12154 mContext.enforceCallingOrSelfPermission( 12155 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12156 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12157 // Queue up an async operation since the package deletion may take a little while. 12158 mHandler.post(new Runnable() { 12159 public void run() { 12160 mHandler.removeCallbacks(this); 12161 final boolean succeeded; 12162 synchronized (mInstallLock) { 12163 succeeded = clearApplicationUserDataLI(packageName, userId); 12164 } 12165 clearExternalStorageDataSync(packageName, userId, true); 12166 if (succeeded) { 12167 // invoke DeviceStorageMonitor's update method to clear any notifications 12168 DeviceStorageMonitorInternal 12169 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12170 if (dsm != null) { 12171 dsm.checkMemory(); 12172 } 12173 } 12174 if(observer != null) { 12175 try { 12176 observer.onRemoveCompleted(packageName, succeeded); 12177 } catch (RemoteException e) { 12178 Log.i(TAG, "Observer no longer exists."); 12179 } 12180 } //end if observer 12181 } //end run 12182 }); 12183 } 12184 12185 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12186 if (packageName == null) { 12187 Slog.w(TAG, "Attempt to delete null packageName."); 12188 return false; 12189 } 12190 12191 // Try finding details about the requested package 12192 PackageParser.Package pkg; 12193 synchronized (mPackages) { 12194 pkg = mPackages.get(packageName); 12195 if (pkg == null) { 12196 final PackageSetting ps = mSettings.mPackages.get(packageName); 12197 if (ps != null) { 12198 pkg = ps.pkg; 12199 } 12200 } 12201 } 12202 12203 if (pkg == null) { 12204 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12205 } 12206 12207 // Always delete data directories for package, even if we found no other 12208 // record of app. This helps users recover from UID mismatches without 12209 // resorting to a full data wipe. 12210 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12211 if (retCode < 0) { 12212 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12213 return false; 12214 } 12215 12216 if (pkg == null) { 12217 return false; 12218 } 12219 12220 if (pkg != null && pkg.applicationInfo != null) { 12221 final int appId = pkg.applicationInfo.uid; 12222 removeKeystoreDataIfNeeded(userId, appId); 12223 } 12224 12225 // Create a native library symlink only if we have native libraries 12226 // and if the native libraries are 32 bit libraries. We do not provide 12227 // this symlink for 64 bit libraries. 12228 if (pkg != null && pkg.applicationInfo.primaryCpuAbi != null && 12229 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12230 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12231 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12232 nativeLibPath, userId) < 0) { 12233 Slog.w(TAG, "Failed linking native library dir"); 12234 return false; 12235 } 12236 } 12237 12238 return true; 12239 } 12240 12241 /** 12242 * Remove entries from the keystore daemon. Will only remove it if the 12243 * {@code appId} is valid. 12244 */ 12245 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12246 if (appId < 0) { 12247 return; 12248 } 12249 12250 final KeyStore keyStore = KeyStore.getInstance(); 12251 if (keyStore != null) { 12252 if (userId == UserHandle.USER_ALL) { 12253 for (final int individual : sUserManager.getUserIds()) { 12254 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12255 } 12256 } else { 12257 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12258 } 12259 } else { 12260 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12261 } 12262 } 12263 12264 @Override 12265 public void deleteApplicationCacheFiles(final String packageName, 12266 final IPackageDataObserver observer) { 12267 mContext.enforceCallingOrSelfPermission( 12268 android.Manifest.permission.DELETE_CACHE_FILES, null); 12269 // Queue up an async operation since the package deletion may take a little while. 12270 final int userId = UserHandle.getCallingUserId(); 12271 mHandler.post(new Runnable() { 12272 public void run() { 12273 mHandler.removeCallbacks(this); 12274 final boolean succeded; 12275 synchronized (mInstallLock) { 12276 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12277 } 12278 clearExternalStorageDataSync(packageName, userId, false); 12279 if(observer != null) { 12280 try { 12281 observer.onRemoveCompleted(packageName, succeded); 12282 } catch (RemoteException e) { 12283 Log.i(TAG, "Observer no longer exists."); 12284 } 12285 } //end if observer 12286 } //end run 12287 }); 12288 } 12289 12290 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12291 if (packageName == null) { 12292 Slog.w(TAG, "Attempt to delete null packageName."); 12293 return false; 12294 } 12295 PackageParser.Package p; 12296 synchronized (mPackages) { 12297 p = mPackages.get(packageName); 12298 } 12299 if (p == null) { 12300 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12301 return false; 12302 } 12303 final ApplicationInfo applicationInfo = p.applicationInfo; 12304 if (applicationInfo == null) { 12305 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12306 return false; 12307 } 12308 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12309 if (retCode < 0) { 12310 Slog.w(TAG, "Couldn't remove cache files for package: " 12311 + packageName + " u" + userId); 12312 return false; 12313 } 12314 return true; 12315 } 12316 12317 @Override 12318 public void getPackageSizeInfo(final String packageName, int userHandle, 12319 final IPackageStatsObserver observer) { 12320 mContext.enforceCallingOrSelfPermission( 12321 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12322 if (packageName == null) { 12323 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12324 } 12325 12326 PackageStats stats = new PackageStats(packageName, userHandle); 12327 12328 /* 12329 * Queue up an async operation since the package measurement may take a 12330 * little while. 12331 */ 12332 Message msg = mHandler.obtainMessage(INIT_COPY); 12333 msg.obj = new MeasureParams(stats, observer); 12334 mHandler.sendMessage(msg); 12335 } 12336 12337 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12338 PackageStats pStats) { 12339 if (packageName == null) { 12340 Slog.w(TAG, "Attempt to get size of null packageName."); 12341 return false; 12342 } 12343 PackageParser.Package p; 12344 boolean dataOnly = false; 12345 String libDirRoot = null; 12346 String asecPath = null; 12347 PackageSetting ps = null; 12348 synchronized (mPackages) { 12349 p = mPackages.get(packageName); 12350 ps = mSettings.mPackages.get(packageName); 12351 if(p == null) { 12352 dataOnly = true; 12353 if((ps == null) || (ps.pkg == null)) { 12354 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12355 return false; 12356 } 12357 p = ps.pkg; 12358 } 12359 if (ps != null) { 12360 libDirRoot = ps.legacyNativeLibraryPathString; 12361 } 12362 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12363 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12364 if (secureContainerId != null) { 12365 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12366 } 12367 } 12368 } 12369 String publicSrcDir = null; 12370 if(!dataOnly) { 12371 final ApplicationInfo applicationInfo = p.applicationInfo; 12372 if (applicationInfo == null) { 12373 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12374 return false; 12375 } 12376 if (p.isForwardLocked()) { 12377 publicSrcDir = applicationInfo.getBaseResourcePath(); 12378 } 12379 } 12380 // TODO: extend to measure size of split APKs 12381 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12382 // not just the first level. 12383 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12384 // just the primary. 12385 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12386 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 12387 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12388 if (res < 0) { 12389 return false; 12390 } 12391 12392 // Fix-up for forward-locked applications in ASEC containers. 12393 if (!isExternal(p)) { 12394 pStats.codeSize += pStats.externalCodeSize; 12395 pStats.externalCodeSize = 0L; 12396 } 12397 12398 return true; 12399 } 12400 12401 12402 @Override 12403 public void addPackageToPreferred(String packageName) { 12404 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12405 } 12406 12407 @Override 12408 public void removePackageFromPreferred(String packageName) { 12409 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12410 } 12411 12412 @Override 12413 public List<PackageInfo> getPreferredPackages(int flags) { 12414 return new ArrayList<PackageInfo>(); 12415 } 12416 12417 private int getUidTargetSdkVersionLockedLPr(int uid) { 12418 Object obj = mSettings.getUserIdLPr(uid); 12419 if (obj instanceof SharedUserSetting) { 12420 final SharedUserSetting sus = (SharedUserSetting) obj; 12421 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 12422 final Iterator<PackageSetting> it = sus.packages.iterator(); 12423 while (it.hasNext()) { 12424 final PackageSetting ps = it.next(); 12425 if (ps.pkg != null) { 12426 int v = ps.pkg.applicationInfo.targetSdkVersion; 12427 if (v < vers) vers = v; 12428 } 12429 } 12430 return vers; 12431 } else if (obj instanceof PackageSetting) { 12432 final PackageSetting ps = (PackageSetting) obj; 12433 if (ps.pkg != null) { 12434 return ps.pkg.applicationInfo.targetSdkVersion; 12435 } 12436 } 12437 return Build.VERSION_CODES.CUR_DEVELOPMENT; 12438 } 12439 12440 @Override 12441 public void addPreferredActivity(IntentFilter filter, int match, 12442 ComponentName[] set, ComponentName activity, int userId) { 12443 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12444 "Adding preferred"); 12445 } 12446 12447 private void addPreferredActivityInternal(IntentFilter filter, int match, 12448 ComponentName[] set, ComponentName activity, boolean always, int userId, 12449 String opname) { 12450 // writer 12451 int callingUid = Binder.getCallingUid(); 12452 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 12453 if (filter.countActions() == 0) { 12454 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12455 return; 12456 } 12457 synchronized (mPackages) { 12458 if (mContext.checkCallingOrSelfPermission( 12459 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12460 != PackageManager.PERMISSION_GRANTED) { 12461 if (getUidTargetSdkVersionLockedLPr(callingUid) 12462 < Build.VERSION_CODES.FROYO) { 12463 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 12464 + callingUid); 12465 return; 12466 } 12467 mContext.enforceCallingOrSelfPermission( 12468 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12469 } 12470 12471 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 12472 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 12473 + userId + ":"); 12474 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12475 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 12476 scheduleWritePackageRestrictionsLocked(userId); 12477 } 12478 } 12479 12480 @Override 12481 public void replacePreferredActivity(IntentFilter filter, int match, 12482 ComponentName[] set, ComponentName activity, int userId) { 12483 if (filter.countActions() != 1) { 12484 throw new IllegalArgumentException( 12485 "replacePreferredActivity expects filter to have only 1 action."); 12486 } 12487 if (filter.countDataAuthorities() != 0 12488 || filter.countDataPaths() != 0 12489 || filter.countDataSchemes() > 1 12490 || filter.countDataTypes() != 0) { 12491 throw new IllegalArgumentException( 12492 "replacePreferredActivity expects filter to have no data authorities, " + 12493 "paths, or types; and at most one scheme."); 12494 } 12495 12496 final int callingUid = Binder.getCallingUid(); 12497 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 12498 synchronized (mPackages) { 12499 if (mContext.checkCallingOrSelfPermission( 12500 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12501 != PackageManager.PERMISSION_GRANTED) { 12502 if (getUidTargetSdkVersionLockedLPr(callingUid) 12503 < Build.VERSION_CODES.FROYO) { 12504 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 12505 + Binder.getCallingUid()); 12506 return; 12507 } 12508 mContext.enforceCallingOrSelfPermission( 12509 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12510 } 12511 12512 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12513 if (pir != null) { 12514 // Get all of the existing entries that exactly match this filter. 12515 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 12516 if (existing != null && existing.size() == 1) { 12517 PreferredActivity cur = existing.get(0); 12518 if (DEBUG_PREFERRED) { 12519 Slog.i(TAG, "Checking replace of preferred:"); 12520 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12521 if (!cur.mPref.mAlways) { 12522 Slog.i(TAG, " -- CUR; not mAlways!"); 12523 } else { 12524 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 12525 Slog.i(TAG, " -- CUR: mSet=" 12526 + Arrays.toString(cur.mPref.mSetComponents)); 12527 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 12528 Slog.i(TAG, " -- NEW: mMatch=" 12529 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 12530 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 12531 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 12532 } 12533 } 12534 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 12535 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 12536 && cur.mPref.sameSet(set)) { 12537 // Setting the preferred activity to what it happens to be already 12538 if (DEBUG_PREFERRED) { 12539 Slog.i(TAG, "Replacing with same preferred activity " 12540 + cur.mPref.mShortComponent + " for user " 12541 + userId + ":"); 12542 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12543 } 12544 return; 12545 } 12546 } 12547 12548 if (existing != null) { 12549 if (DEBUG_PREFERRED) { 12550 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 12551 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12552 } 12553 for (int i = 0; i < existing.size(); i++) { 12554 PreferredActivity pa = existing.get(i); 12555 if (DEBUG_PREFERRED) { 12556 Slog.i(TAG, "Removing existing preferred activity " 12557 + pa.mPref.mComponent + ":"); 12558 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 12559 } 12560 pir.removeFilter(pa); 12561 } 12562 } 12563 } 12564 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12565 "Replacing preferred"); 12566 } 12567 } 12568 12569 @Override 12570 public void clearPackagePreferredActivities(String packageName) { 12571 final int uid = Binder.getCallingUid(); 12572 // writer 12573 synchronized (mPackages) { 12574 PackageParser.Package pkg = mPackages.get(packageName); 12575 if (pkg == null || pkg.applicationInfo.uid != uid) { 12576 if (mContext.checkCallingOrSelfPermission( 12577 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12578 != PackageManager.PERMISSION_GRANTED) { 12579 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 12580 < Build.VERSION_CODES.FROYO) { 12581 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 12582 + Binder.getCallingUid()); 12583 return; 12584 } 12585 mContext.enforceCallingOrSelfPermission( 12586 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12587 } 12588 } 12589 12590 int user = UserHandle.getCallingUserId(); 12591 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 12592 scheduleWritePackageRestrictionsLocked(user); 12593 } 12594 } 12595 } 12596 12597 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12598 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 12599 ArrayList<PreferredActivity> removed = null; 12600 boolean changed = false; 12601 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 12602 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 12603 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 12604 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 12605 continue; 12606 } 12607 Iterator<PreferredActivity> it = pir.filterIterator(); 12608 while (it.hasNext()) { 12609 PreferredActivity pa = it.next(); 12610 // Mark entry for removal only if it matches the package name 12611 // and the entry is of type "always". 12612 if (packageName == null || 12613 (pa.mPref.mComponent.getPackageName().equals(packageName) 12614 && pa.mPref.mAlways)) { 12615 if (removed == null) { 12616 removed = new ArrayList<PreferredActivity>(); 12617 } 12618 removed.add(pa); 12619 } 12620 } 12621 if (removed != null) { 12622 for (int j=0; j<removed.size(); j++) { 12623 PreferredActivity pa = removed.get(j); 12624 pir.removeFilter(pa); 12625 } 12626 changed = true; 12627 } 12628 } 12629 return changed; 12630 } 12631 12632 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 12633 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 12634 if (userId == UserHandle.USER_ALL) { 12635 mSettings.removeIntentFilterVerificationLPw(packageName, sUserManager.getUserIds()); 12636 for (int oneUserId : sUserManager.getUserIds()) { 12637 scheduleWritePackageRestrictionsLocked(oneUserId); 12638 } 12639 } else { 12640 mSettings.removeIntentFilterVerificationLPw(packageName, userId); 12641 scheduleWritePackageRestrictionsLocked(userId); 12642 } 12643 } 12644 12645 @Override 12646 public void resetPreferredActivities(int userId) { 12647 /* TODO: Actually use userId. Why is it being passed in? */ 12648 mContext.enforceCallingOrSelfPermission( 12649 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12650 // writer 12651 synchronized (mPackages) { 12652 int user = UserHandle.getCallingUserId(); 12653 clearPackagePreferredActivitiesLPw(null, user); 12654 mSettings.readDefaultPreferredAppsLPw(this, user); 12655 scheduleWritePackageRestrictionsLocked(user); 12656 } 12657 } 12658 12659 @Override 12660 public int getPreferredActivities(List<IntentFilter> outFilters, 12661 List<ComponentName> outActivities, String packageName) { 12662 12663 int num = 0; 12664 final int userId = UserHandle.getCallingUserId(); 12665 // reader 12666 synchronized (mPackages) { 12667 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12668 if (pir != null) { 12669 final Iterator<PreferredActivity> it = pir.filterIterator(); 12670 while (it.hasNext()) { 12671 final PreferredActivity pa = it.next(); 12672 if (packageName == null 12673 || (pa.mPref.mComponent.getPackageName().equals(packageName) 12674 && pa.mPref.mAlways)) { 12675 if (outFilters != null) { 12676 outFilters.add(new IntentFilter(pa)); 12677 } 12678 if (outActivities != null) { 12679 outActivities.add(pa.mPref.mComponent); 12680 } 12681 } 12682 } 12683 } 12684 } 12685 12686 return num; 12687 } 12688 12689 @Override 12690 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 12691 int userId) { 12692 int callingUid = Binder.getCallingUid(); 12693 if (callingUid != Process.SYSTEM_UID) { 12694 throw new SecurityException( 12695 "addPersistentPreferredActivity can only be run by the system"); 12696 } 12697 if (filter.countActions() == 0) { 12698 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12699 return; 12700 } 12701 synchronized (mPackages) { 12702 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 12703 " :"); 12704 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12705 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 12706 new PersistentPreferredActivity(filter, activity)); 12707 scheduleWritePackageRestrictionsLocked(userId); 12708 } 12709 } 12710 12711 @Override 12712 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 12713 int callingUid = Binder.getCallingUid(); 12714 if (callingUid != Process.SYSTEM_UID) { 12715 throw new SecurityException( 12716 "clearPackagePersistentPreferredActivities can only be run by the system"); 12717 } 12718 ArrayList<PersistentPreferredActivity> removed = null; 12719 boolean changed = false; 12720 synchronized (mPackages) { 12721 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 12722 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 12723 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 12724 .valueAt(i); 12725 if (userId != thisUserId) { 12726 continue; 12727 } 12728 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 12729 while (it.hasNext()) { 12730 PersistentPreferredActivity ppa = it.next(); 12731 // Mark entry for removal only if it matches the package name. 12732 if (ppa.mComponent.getPackageName().equals(packageName)) { 12733 if (removed == null) { 12734 removed = new ArrayList<PersistentPreferredActivity>(); 12735 } 12736 removed.add(ppa); 12737 } 12738 } 12739 if (removed != null) { 12740 for (int j=0; j<removed.size(); j++) { 12741 PersistentPreferredActivity ppa = removed.get(j); 12742 ppir.removeFilter(ppa); 12743 } 12744 changed = true; 12745 } 12746 } 12747 12748 if (changed) { 12749 scheduleWritePackageRestrictionsLocked(userId); 12750 } 12751 } 12752 } 12753 12754 /** 12755 * Non-Binder method, support for the backup/restore mechanism: write the 12756 * full set of preferred activities in its canonical XML format. Returns true 12757 * on success; false otherwise. 12758 */ 12759 @Override 12760 public byte[] getPreferredActivityBackup(int userId) { 12761 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12762 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 12763 } 12764 12765 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 12766 try { 12767 final XmlSerializer serializer = new FastXmlSerializer(); 12768 serializer.setOutput(dataStream, "utf-8"); 12769 serializer.startDocument(null, true); 12770 serializer.startTag(null, TAG_PREFERRED_BACKUP); 12771 12772 synchronized (mPackages) { 12773 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 12774 } 12775 12776 serializer.endTag(null, TAG_PREFERRED_BACKUP); 12777 serializer.endDocument(); 12778 serializer.flush(); 12779 } catch (Exception e) { 12780 if (DEBUG_BACKUP) { 12781 Slog.e(TAG, "Unable to write preferred activities for backup", e); 12782 } 12783 return null; 12784 } 12785 12786 return dataStream.toByteArray(); 12787 } 12788 12789 @Override 12790 public void restorePreferredActivities(byte[] backup, int userId) { 12791 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 12792 throw new SecurityException("Only the system may call restorePreferredActivities()"); 12793 } 12794 12795 try { 12796 final XmlPullParser parser = Xml.newPullParser(); 12797 parser.setInput(new ByteArrayInputStream(backup), null); 12798 12799 int type; 12800 while ((type = parser.next()) != XmlPullParser.START_TAG 12801 && type != XmlPullParser.END_DOCUMENT) { 12802 } 12803 if (type != XmlPullParser.START_TAG) { 12804 // oops didn't find a start tag?! 12805 if (DEBUG_BACKUP) { 12806 Slog.e(TAG, "Didn't find start tag during restore"); 12807 } 12808 return; 12809 } 12810 12811 // this is supposed to be TAG_PREFERRED_BACKUP 12812 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 12813 if (DEBUG_BACKUP) { 12814 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 12815 } 12816 return; 12817 } 12818 12819 // skip interfering stuff, then we're aligned with the backing implementation 12820 while ((type = parser.next()) == XmlPullParser.TEXT) { } 12821 synchronized (mPackages) { 12822 mSettings.readPreferredActivitiesLPw(parser, userId); 12823 } 12824 } catch (Exception e) { 12825 if (DEBUG_BACKUP) { 12826 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 12827 } 12828 } 12829 } 12830 12831 @Override 12832 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 12833 int sourceUserId, int targetUserId, int flags) { 12834 mContext.enforceCallingOrSelfPermission( 12835 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12836 int callingUid = Binder.getCallingUid(); 12837 enforceOwnerRights(ownerPackage, callingUid); 12838 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12839 if (intentFilter.countActions() == 0) { 12840 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 12841 return; 12842 } 12843 synchronized (mPackages) { 12844 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 12845 ownerPackage, targetUserId, flags); 12846 CrossProfileIntentResolver resolver = 12847 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12848 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 12849 // We have all those whose filter is equal. Now checking if the rest is equal as well. 12850 if (existing != null) { 12851 int size = existing.size(); 12852 for (int i = 0; i < size; i++) { 12853 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 12854 return; 12855 } 12856 } 12857 } 12858 resolver.addFilter(newFilter); 12859 scheduleWritePackageRestrictionsLocked(sourceUserId); 12860 } 12861 } 12862 12863 @Override 12864 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 12865 mContext.enforceCallingOrSelfPermission( 12866 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 12867 int callingUid = Binder.getCallingUid(); 12868 enforceOwnerRights(ownerPackage, callingUid); 12869 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 12870 synchronized (mPackages) { 12871 CrossProfileIntentResolver resolver = 12872 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 12873 ArraySet<CrossProfileIntentFilter> set = 12874 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 12875 for (CrossProfileIntentFilter filter : set) { 12876 if (filter.getOwnerPackage().equals(ownerPackage)) { 12877 resolver.removeFilter(filter); 12878 } 12879 } 12880 scheduleWritePackageRestrictionsLocked(sourceUserId); 12881 } 12882 } 12883 12884 // Enforcing that callingUid is owning pkg on userId 12885 private void enforceOwnerRights(String pkg, int callingUid) { 12886 // The system owns everything. 12887 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 12888 return; 12889 } 12890 int callingUserId = UserHandle.getUserId(callingUid); 12891 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 12892 if (pi == null) { 12893 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 12894 + callingUserId); 12895 } 12896 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 12897 throw new SecurityException("Calling uid " + callingUid 12898 + " does not own package " + pkg); 12899 } 12900 } 12901 12902 @Override 12903 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 12904 Intent intent = new Intent(Intent.ACTION_MAIN); 12905 intent.addCategory(Intent.CATEGORY_HOME); 12906 12907 final int callingUserId = UserHandle.getCallingUserId(); 12908 List<ResolveInfo> list = queryIntentActivities(intent, null, 12909 PackageManager.GET_META_DATA, callingUserId); 12910 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 12911 true, false, false, callingUserId); 12912 12913 allHomeCandidates.clear(); 12914 if (list != null) { 12915 for (ResolveInfo ri : list) { 12916 allHomeCandidates.add(ri); 12917 } 12918 } 12919 return (preferred == null || preferred.activityInfo == null) 12920 ? null 12921 : new ComponentName(preferred.activityInfo.packageName, 12922 preferred.activityInfo.name); 12923 } 12924 12925 @Override 12926 public void setApplicationEnabledSetting(String appPackageName, 12927 int newState, int flags, int userId, String callingPackage) { 12928 if (!sUserManager.exists(userId)) return; 12929 if (callingPackage == null) { 12930 callingPackage = Integer.toString(Binder.getCallingUid()); 12931 } 12932 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 12933 } 12934 12935 @Override 12936 public void setComponentEnabledSetting(ComponentName componentName, 12937 int newState, int flags, int userId) { 12938 if (!sUserManager.exists(userId)) return; 12939 setEnabledSetting(componentName.getPackageName(), 12940 componentName.getClassName(), newState, flags, userId, null); 12941 } 12942 12943 private void setEnabledSetting(final String packageName, String className, int newState, 12944 final int flags, int userId, String callingPackage) { 12945 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 12946 || newState == COMPONENT_ENABLED_STATE_ENABLED 12947 || newState == COMPONENT_ENABLED_STATE_DISABLED 12948 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 12949 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 12950 throw new IllegalArgumentException("Invalid new component state: " 12951 + newState); 12952 } 12953 PackageSetting pkgSetting; 12954 final int uid = Binder.getCallingUid(); 12955 final int permission = mContext.checkCallingOrSelfPermission( 12956 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 12957 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 12958 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 12959 boolean sendNow = false; 12960 boolean isApp = (className == null); 12961 String componentName = isApp ? packageName : className; 12962 int packageUid = -1; 12963 ArrayList<String> components; 12964 12965 // writer 12966 synchronized (mPackages) { 12967 pkgSetting = mSettings.mPackages.get(packageName); 12968 if (pkgSetting == null) { 12969 if (className == null) { 12970 throw new IllegalArgumentException( 12971 "Unknown package: " + packageName); 12972 } 12973 throw new IllegalArgumentException( 12974 "Unknown component: " + packageName 12975 + "/" + className); 12976 } 12977 // Allow root and verify that userId is not being specified by a different user 12978 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 12979 throw new SecurityException( 12980 "Permission Denial: attempt to change component state from pid=" 12981 + Binder.getCallingPid() 12982 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 12983 } 12984 if (className == null) { 12985 // We're dealing with an application/package level state change 12986 if (pkgSetting.getEnabled(userId) == newState) { 12987 // Nothing to do 12988 return; 12989 } 12990 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 12991 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 12992 // Don't care about who enables an app. 12993 callingPackage = null; 12994 } 12995 pkgSetting.setEnabled(newState, userId, callingPackage); 12996 // pkgSetting.pkg.mSetEnabled = newState; 12997 } else { 12998 // We're dealing with a component level state change 12999 // First, verify that this is a valid class name. 13000 PackageParser.Package pkg = pkgSetting.pkg; 13001 if (pkg == null || !pkg.hasComponentClassName(className)) { 13002 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13003 throw new IllegalArgumentException("Component class " + className 13004 + " does not exist in " + packageName); 13005 } else { 13006 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13007 + className + " does not exist in " + packageName); 13008 } 13009 } 13010 switch (newState) { 13011 case COMPONENT_ENABLED_STATE_ENABLED: 13012 if (!pkgSetting.enableComponentLPw(className, userId)) { 13013 return; 13014 } 13015 break; 13016 case COMPONENT_ENABLED_STATE_DISABLED: 13017 if (!pkgSetting.disableComponentLPw(className, userId)) { 13018 return; 13019 } 13020 break; 13021 case COMPONENT_ENABLED_STATE_DEFAULT: 13022 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13023 return; 13024 } 13025 break; 13026 default: 13027 Slog.e(TAG, "Invalid new component state: " + newState); 13028 return; 13029 } 13030 } 13031 scheduleWritePackageRestrictionsLocked(userId); 13032 components = mPendingBroadcasts.get(userId, packageName); 13033 final boolean newPackage = components == null; 13034 if (newPackage) { 13035 components = new ArrayList<String>(); 13036 } 13037 if (!components.contains(componentName)) { 13038 components.add(componentName); 13039 } 13040 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13041 sendNow = true; 13042 // Purge entry from pending broadcast list if another one exists already 13043 // since we are sending one right away. 13044 mPendingBroadcasts.remove(userId, packageName); 13045 } else { 13046 if (newPackage) { 13047 mPendingBroadcasts.put(userId, packageName, components); 13048 } 13049 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13050 // Schedule a message 13051 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13052 } 13053 } 13054 } 13055 13056 long callingId = Binder.clearCallingIdentity(); 13057 try { 13058 if (sendNow) { 13059 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13060 sendPackageChangedBroadcast(packageName, 13061 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13062 } 13063 } finally { 13064 Binder.restoreCallingIdentity(callingId); 13065 } 13066 } 13067 13068 private void sendPackageChangedBroadcast(String packageName, 13069 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13070 if (DEBUG_INSTALL) 13071 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13072 + componentNames); 13073 Bundle extras = new Bundle(4); 13074 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13075 String nameList[] = new String[componentNames.size()]; 13076 componentNames.toArray(nameList); 13077 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13078 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13079 extras.putInt(Intent.EXTRA_UID, packageUid); 13080 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13081 new int[] {UserHandle.getUserId(packageUid)}); 13082 } 13083 13084 @Override 13085 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13086 if (!sUserManager.exists(userId)) return; 13087 final int uid = Binder.getCallingUid(); 13088 final int permission = mContext.checkCallingOrSelfPermission( 13089 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13090 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13091 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13092 // writer 13093 synchronized (mPackages) { 13094 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 13095 uid, userId)) { 13096 scheduleWritePackageRestrictionsLocked(userId); 13097 } 13098 } 13099 } 13100 13101 @Override 13102 public String getInstallerPackageName(String packageName) { 13103 // reader 13104 synchronized (mPackages) { 13105 return mSettings.getInstallerPackageNameLPr(packageName); 13106 } 13107 } 13108 13109 @Override 13110 public int getApplicationEnabledSetting(String packageName, int userId) { 13111 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13112 int uid = Binder.getCallingUid(); 13113 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13114 // reader 13115 synchronized (mPackages) { 13116 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13117 } 13118 } 13119 13120 @Override 13121 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13122 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13123 int uid = Binder.getCallingUid(); 13124 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13125 // reader 13126 synchronized (mPackages) { 13127 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13128 } 13129 } 13130 13131 @Override 13132 public void enterSafeMode() { 13133 enforceSystemOrRoot("Only the system can request entering safe mode"); 13134 13135 if (!mSystemReady) { 13136 mSafeMode = true; 13137 } 13138 } 13139 13140 @Override 13141 public void systemReady() { 13142 mSystemReady = true; 13143 13144 // Read the compatibilty setting when the system is ready. 13145 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13146 mContext.getContentResolver(), 13147 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13148 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13149 if (DEBUG_SETTINGS) { 13150 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13151 } 13152 13153 synchronized (mPackages) { 13154 // Verify that all of the preferred activity components actually 13155 // exist. It is possible for applications to be updated and at 13156 // that point remove a previously declared activity component that 13157 // had been set as a preferred activity. We try to clean this up 13158 // the next time we encounter that preferred activity, but it is 13159 // possible for the user flow to never be able to return to that 13160 // situation so here we do a sanity check to make sure we haven't 13161 // left any junk around. 13162 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13163 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13164 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13165 removed.clear(); 13166 for (PreferredActivity pa : pir.filterSet()) { 13167 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13168 removed.add(pa); 13169 } 13170 } 13171 if (removed.size() > 0) { 13172 for (int r=0; r<removed.size(); r++) { 13173 PreferredActivity pa = removed.get(r); 13174 Slog.w(TAG, "Removing dangling preferred activity: " 13175 + pa.mPref.mComponent); 13176 pir.removeFilter(pa); 13177 } 13178 mSettings.writePackageRestrictionsLPr( 13179 mSettings.mPreferredActivities.keyAt(i)); 13180 } 13181 } 13182 } 13183 sUserManager.systemReady(); 13184 13185 // Kick off any messages waiting for system ready 13186 if (mPostSystemReadyMessages != null) { 13187 for (Message msg : mPostSystemReadyMessages) { 13188 msg.sendToTarget(); 13189 } 13190 mPostSystemReadyMessages = null; 13191 } 13192 13193 // Watch for external volumes that come and go over time 13194 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13195 storage.registerListener(mStorageListener); 13196 13197 mInstallerService.systemReady(); 13198 } 13199 13200 @Override 13201 public boolean isSafeMode() { 13202 return mSafeMode; 13203 } 13204 13205 @Override 13206 public boolean hasSystemUidErrors() { 13207 return mHasSystemUidErrors; 13208 } 13209 13210 static String arrayToString(int[] array) { 13211 StringBuffer buf = new StringBuffer(128); 13212 buf.append('['); 13213 if (array != null) { 13214 for (int i=0; i<array.length; i++) { 13215 if (i > 0) buf.append(", "); 13216 buf.append(array[i]); 13217 } 13218 } 13219 buf.append(']'); 13220 return buf.toString(); 13221 } 13222 13223 static class DumpState { 13224 public static final int DUMP_LIBS = 1 << 0; 13225 public static final int DUMP_FEATURES = 1 << 1; 13226 public static final int DUMP_RESOLVERS = 1 << 2; 13227 public static final int DUMP_PERMISSIONS = 1 << 3; 13228 public static final int DUMP_PACKAGES = 1 << 4; 13229 public static final int DUMP_SHARED_USERS = 1 << 5; 13230 public static final int DUMP_MESSAGES = 1 << 6; 13231 public static final int DUMP_PROVIDERS = 1 << 7; 13232 public static final int DUMP_VERIFIERS = 1 << 8; 13233 public static final int DUMP_PREFERRED = 1 << 9; 13234 public static final int DUMP_PREFERRED_XML = 1 << 10; 13235 public static final int DUMP_KEYSETS = 1 << 11; 13236 public static final int DUMP_VERSION = 1 << 12; 13237 public static final int DUMP_INSTALLS = 1 << 13; 13238 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13239 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13240 13241 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13242 13243 private int mTypes; 13244 13245 private int mOptions; 13246 13247 private boolean mTitlePrinted; 13248 13249 private SharedUserSetting mSharedUser; 13250 13251 public boolean isDumping(int type) { 13252 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13253 return true; 13254 } 13255 13256 return (mTypes & type) != 0; 13257 } 13258 13259 public void setDump(int type) { 13260 mTypes |= type; 13261 } 13262 13263 public boolean isOptionEnabled(int option) { 13264 return (mOptions & option) != 0; 13265 } 13266 13267 public void setOptionEnabled(int option) { 13268 mOptions |= option; 13269 } 13270 13271 public boolean onTitlePrinted() { 13272 final boolean printed = mTitlePrinted; 13273 mTitlePrinted = true; 13274 return printed; 13275 } 13276 13277 public boolean getTitlePrinted() { 13278 return mTitlePrinted; 13279 } 13280 13281 public void setTitlePrinted(boolean enabled) { 13282 mTitlePrinted = enabled; 13283 } 13284 13285 public SharedUserSetting getSharedUser() { 13286 return mSharedUser; 13287 } 13288 13289 public void setSharedUser(SharedUserSetting user) { 13290 mSharedUser = user; 13291 } 13292 } 13293 13294 @Override 13295 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13296 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13297 != PackageManager.PERMISSION_GRANTED) { 13298 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13299 + Binder.getCallingPid() 13300 + ", uid=" + Binder.getCallingUid() 13301 + " without permission " 13302 + android.Manifest.permission.DUMP); 13303 return; 13304 } 13305 13306 DumpState dumpState = new DumpState(); 13307 boolean fullPreferred = false; 13308 boolean checkin = false; 13309 13310 String packageName = null; 13311 13312 int opti = 0; 13313 while (opti < args.length) { 13314 String opt = args[opti]; 13315 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13316 break; 13317 } 13318 opti++; 13319 13320 if ("-a".equals(opt)) { 13321 // Right now we only know how to print all. 13322 } else if ("-h".equals(opt)) { 13323 pw.println("Package manager dump options:"); 13324 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13325 pw.println(" --checkin: dump for a checkin"); 13326 pw.println(" -f: print details of intent filters"); 13327 pw.println(" -h: print this help"); 13328 pw.println(" cmd may be one of:"); 13329 pw.println(" l[ibraries]: list known shared libraries"); 13330 pw.println(" f[ibraries]: list device features"); 13331 pw.println(" k[eysets]: print known keysets"); 13332 pw.println(" r[esolvers]: dump intent resolvers"); 13333 pw.println(" perm[issions]: dump permissions"); 13334 pw.println(" pref[erred]: print preferred package settings"); 13335 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13336 pw.println(" prov[iders]: dump content providers"); 13337 pw.println(" p[ackages]: dump installed packages"); 13338 pw.println(" s[hared-users]: dump shared user IDs"); 13339 pw.println(" m[essages]: print collected runtime messages"); 13340 pw.println(" v[erifiers]: print package verifier info"); 13341 pw.println(" version: print database version info"); 13342 pw.println(" write: write current settings now"); 13343 pw.println(" <package.name>: info about given package"); 13344 pw.println(" installs: details about install sessions"); 13345 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13346 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13347 return; 13348 } else if ("--checkin".equals(opt)) { 13349 checkin = true; 13350 } else if ("-f".equals(opt)) { 13351 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13352 } else { 13353 pw.println("Unknown argument: " + opt + "; use -h for help"); 13354 } 13355 } 13356 13357 // Is the caller requesting to dump a particular piece of data? 13358 if (opti < args.length) { 13359 String cmd = args[opti]; 13360 opti++; 13361 // Is this a package name? 13362 if ("android".equals(cmd) || cmd.contains(".")) { 13363 packageName = cmd; 13364 // When dumping a single package, we always dump all of its 13365 // filter information since the amount of data will be reasonable. 13366 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13367 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13368 dumpState.setDump(DumpState.DUMP_LIBS); 13369 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13370 dumpState.setDump(DumpState.DUMP_FEATURES); 13371 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13372 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13373 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13374 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13375 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13376 dumpState.setDump(DumpState.DUMP_PREFERRED); 13377 } else if ("preferred-xml".equals(cmd)) { 13378 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13379 if (opti < args.length && "--full".equals(args[opti])) { 13380 fullPreferred = true; 13381 opti++; 13382 } 13383 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13384 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13385 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13386 dumpState.setDump(DumpState.DUMP_PACKAGES); 13387 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13388 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13389 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13390 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13391 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13392 dumpState.setDump(DumpState.DUMP_MESSAGES); 13393 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13394 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13395 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13396 || "intent-filter-verifiers".equals(cmd)) { 13397 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 13398 } else if ("version".equals(cmd)) { 13399 dumpState.setDump(DumpState.DUMP_VERSION); 13400 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 13401 dumpState.setDump(DumpState.DUMP_KEYSETS); 13402 } else if ("installs".equals(cmd)) { 13403 dumpState.setDump(DumpState.DUMP_INSTALLS); 13404 } else if ("write".equals(cmd)) { 13405 synchronized (mPackages) { 13406 mSettings.writeLPr(); 13407 pw.println("Settings written."); 13408 return; 13409 } 13410 } 13411 } 13412 13413 if (checkin) { 13414 pw.println("vers,1"); 13415 } 13416 13417 // reader 13418 synchronized (mPackages) { 13419 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 13420 if (!checkin) { 13421 if (dumpState.onTitlePrinted()) 13422 pw.println(); 13423 pw.println("Database versions:"); 13424 pw.print(" SDK Version:"); 13425 pw.print(" internal="); 13426 pw.print(mSettings.mInternalSdkPlatform); 13427 pw.print(" external="); 13428 pw.println(mSettings.mExternalSdkPlatform); 13429 pw.print(" DB Version:"); 13430 pw.print(" internal="); 13431 pw.print(mSettings.mInternalDatabaseVersion); 13432 pw.print(" external="); 13433 pw.println(mSettings.mExternalDatabaseVersion); 13434 } 13435 } 13436 13437 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 13438 if (!checkin) { 13439 if (dumpState.onTitlePrinted()) 13440 pw.println(); 13441 pw.println("Verifiers:"); 13442 pw.print(" Required: "); 13443 pw.print(mRequiredVerifierPackage); 13444 pw.print(" (uid="); 13445 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 13446 pw.println(")"); 13447 } else if (mRequiredVerifierPackage != null) { 13448 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 13449 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 13450 } 13451 } 13452 13453 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 13454 packageName == null) { 13455 if (mIntentFilterVerifierComponent != null) { 13456 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 13457 if (!checkin) { 13458 if (dumpState.onTitlePrinted()) 13459 pw.println(); 13460 pw.println("Intent Filter Verifier:"); 13461 pw.print(" Using: "); 13462 pw.print(verifierPackageName); 13463 pw.print(" (uid="); 13464 pw.print(getPackageUid(verifierPackageName, 0)); 13465 pw.println(")"); 13466 } else if (verifierPackageName != null) { 13467 pw.print("ifv,"); pw.print(verifierPackageName); 13468 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 13469 } 13470 } else { 13471 pw.println(); 13472 pw.println("No Intent Filter Verifier available!"); 13473 } 13474 } 13475 13476 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 13477 boolean printedHeader = false; 13478 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 13479 while (it.hasNext()) { 13480 String name = it.next(); 13481 SharedLibraryEntry ent = mSharedLibraries.get(name); 13482 if (!checkin) { 13483 if (!printedHeader) { 13484 if (dumpState.onTitlePrinted()) 13485 pw.println(); 13486 pw.println("Libraries:"); 13487 printedHeader = true; 13488 } 13489 pw.print(" "); 13490 } else { 13491 pw.print("lib,"); 13492 } 13493 pw.print(name); 13494 if (!checkin) { 13495 pw.print(" -> "); 13496 } 13497 if (ent.path != null) { 13498 if (!checkin) { 13499 pw.print("(jar) "); 13500 pw.print(ent.path); 13501 } else { 13502 pw.print(",jar,"); 13503 pw.print(ent.path); 13504 } 13505 } else { 13506 if (!checkin) { 13507 pw.print("(apk) "); 13508 pw.print(ent.apk); 13509 } else { 13510 pw.print(",apk,"); 13511 pw.print(ent.apk); 13512 } 13513 } 13514 pw.println(); 13515 } 13516 } 13517 13518 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 13519 if (dumpState.onTitlePrinted()) 13520 pw.println(); 13521 if (!checkin) { 13522 pw.println("Features:"); 13523 } 13524 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 13525 while (it.hasNext()) { 13526 String name = it.next(); 13527 if (!checkin) { 13528 pw.print(" "); 13529 } else { 13530 pw.print("feat,"); 13531 } 13532 pw.println(name); 13533 } 13534 } 13535 13536 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 13537 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 13538 : "Activity Resolver Table:", " ", packageName, 13539 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13540 dumpState.setTitlePrinted(true); 13541 } 13542 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 13543 : "Receiver Resolver Table:", " ", packageName, 13544 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13545 dumpState.setTitlePrinted(true); 13546 } 13547 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 13548 : "Service Resolver Table:", " ", packageName, 13549 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13550 dumpState.setTitlePrinted(true); 13551 } 13552 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 13553 : "Provider Resolver Table:", " ", packageName, 13554 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 13555 dumpState.setTitlePrinted(true); 13556 } 13557 } 13558 13559 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 13560 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13561 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13562 int user = mSettings.mPreferredActivities.keyAt(i); 13563 if (pir.dump(pw, 13564 dumpState.getTitlePrinted() 13565 ? "\nPreferred Activities User " + user + ":" 13566 : "Preferred Activities User " + user + ":", " ", 13567 packageName, true, false)) { 13568 dumpState.setTitlePrinted(true); 13569 } 13570 } 13571 } 13572 13573 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 13574 pw.flush(); 13575 FileOutputStream fout = new FileOutputStream(fd); 13576 BufferedOutputStream str = new BufferedOutputStream(fout); 13577 XmlSerializer serializer = new FastXmlSerializer(); 13578 try { 13579 serializer.setOutput(str, "utf-8"); 13580 serializer.startDocument(null, true); 13581 serializer.setFeature( 13582 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 13583 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 13584 serializer.endDocument(); 13585 serializer.flush(); 13586 } catch (IllegalArgumentException e) { 13587 pw.println("Failed writing: " + e); 13588 } catch (IllegalStateException e) { 13589 pw.println("Failed writing: " + e); 13590 } catch (IOException e) { 13591 pw.println("Failed writing: " + e); 13592 } 13593 } 13594 13595 if (!checkin && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED)) { 13596 pw.println(); 13597 int count = mSettings.mPackages.size(); 13598 if (count == 0) { 13599 pw.println("No domain preferred apps!"); 13600 pw.println(); 13601 } else { 13602 final String prefix = " "; 13603 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 13604 if (allPackageSettings.size() == 0) { 13605 pw.println("No domain preferred apps!"); 13606 pw.println(); 13607 } else { 13608 pw.println("Domain preferred apps status:"); 13609 pw.println(); 13610 count = 0; 13611 for (PackageSetting ps : allPackageSettings) { 13612 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13613 if (ivi == null || ivi.getPackageName() == null) continue; 13614 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13615 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13616 pw.println(prefix + "Status: " + ivi.getStatusString()); 13617 pw.println(); 13618 count++; 13619 } 13620 if (count == 0) { 13621 pw.println(prefix + "No domain preferred app status!"); 13622 pw.println(); 13623 } 13624 for (int userId : sUserManager.getUserIds()) { 13625 pw.println("Domain preferred apps for User " + userId + ":"); 13626 pw.println(); 13627 count = 0; 13628 for (PackageSetting ps : allPackageSettings) { 13629 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 13630 if (ivi == null || ivi.getPackageName() == null) { 13631 continue; 13632 } 13633 final int status = ps.getDomainVerificationStatusForUser(userId); 13634 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 13635 continue; 13636 } 13637 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 13638 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 13639 String statusStr = IntentFilterVerificationInfo. 13640 getStatusStringFromValue(status); 13641 pw.println(prefix + "Status: " + statusStr); 13642 pw.println(); 13643 count++; 13644 } 13645 if (count == 0) { 13646 pw.println(prefix + "No domain preferred apps!"); 13647 pw.println(); 13648 } 13649 } 13650 } 13651 } 13652 } 13653 13654 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 13655 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 13656 if (packageName == null) { 13657 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 13658 if (iperm == 0) { 13659 if (dumpState.onTitlePrinted()) 13660 pw.println(); 13661 pw.println("AppOp Permissions:"); 13662 } 13663 pw.print(" AppOp Permission "); 13664 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 13665 pw.println(":"); 13666 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 13667 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 13668 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 13669 } 13670 } 13671 } 13672 } 13673 13674 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 13675 boolean printedSomething = false; 13676 for (PackageParser.Provider p : mProviders.mProviders.values()) { 13677 if (packageName != null && !packageName.equals(p.info.packageName)) { 13678 continue; 13679 } 13680 if (!printedSomething) { 13681 if (dumpState.onTitlePrinted()) 13682 pw.println(); 13683 pw.println("Registered ContentProviders:"); 13684 printedSomething = true; 13685 } 13686 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 13687 pw.print(" "); pw.println(p.toString()); 13688 } 13689 printedSomething = false; 13690 for (Map.Entry<String, PackageParser.Provider> entry : 13691 mProvidersByAuthority.entrySet()) { 13692 PackageParser.Provider p = entry.getValue(); 13693 if (packageName != null && !packageName.equals(p.info.packageName)) { 13694 continue; 13695 } 13696 if (!printedSomething) { 13697 if (dumpState.onTitlePrinted()) 13698 pw.println(); 13699 pw.println("ContentProvider Authorities:"); 13700 printedSomething = true; 13701 } 13702 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 13703 pw.print(" "); pw.println(p.toString()); 13704 if (p.info != null && p.info.applicationInfo != null) { 13705 final String appInfo = p.info.applicationInfo.toString(); 13706 pw.print(" applicationInfo="); pw.println(appInfo); 13707 } 13708 } 13709 } 13710 13711 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 13712 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 13713 } 13714 13715 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 13716 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 13717 } 13718 13719 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 13720 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 13721 } 13722 13723 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 13724 // XXX should handle packageName != null by dumping only install data that 13725 // the given package is involved with. 13726 if (dumpState.onTitlePrinted()) pw.println(); 13727 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 13728 } 13729 13730 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 13731 if (dumpState.onTitlePrinted()) pw.println(); 13732 mSettings.dumpReadMessagesLPr(pw, dumpState); 13733 13734 pw.println(); 13735 pw.println("Package warning messages:"); 13736 BufferedReader in = null; 13737 String line = null; 13738 try { 13739 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13740 while ((line = in.readLine()) != null) { 13741 if (line.contains("ignored: updated version")) continue; 13742 pw.println(line); 13743 } 13744 } catch (IOException ignored) { 13745 } finally { 13746 IoUtils.closeQuietly(in); 13747 } 13748 } 13749 13750 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 13751 BufferedReader in = null; 13752 String line = null; 13753 try { 13754 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 13755 while ((line = in.readLine()) != null) { 13756 if (line.contains("ignored: updated version")) continue; 13757 pw.print("msg,"); 13758 pw.println(line); 13759 } 13760 } catch (IOException ignored) { 13761 } finally { 13762 IoUtils.closeQuietly(in); 13763 } 13764 } 13765 } 13766 } 13767 13768 // ------- apps on sdcard specific code ------- 13769 static final boolean DEBUG_SD_INSTALL = false; 13770 13771 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 13772 13773 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 13774 13775 private boolean mMediaMounted = false; 13776 13777 static String getEncryptKey() { 13778 try { 13779 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 13780 SD_ENCRYPTION_KEYSTORE_NAME); 13781 if (sdEncKey == null) { 13782 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 13783 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 13784 if (sdEncKey == null) { 13785 Slog.e(TAG, "Failed to create encryption keys"); 13786 return null; 13787 } 13788 } 13789 return sdEncKey; 13790 } catch (NoSuchAlgorithmException nsae) { 13791 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 13792 return null; 13793 } catch (IOException ioe) { 13794 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 13795 return null; 13796 } 13797 } 13798 13799 /* 13800 * Update media status on PackageManager. 13801 */ 13802 @Override 13803 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 13804 int callingUid = Binder.getCallingUid(); 13805 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 13806 throw new SecurityException("Media status can only be updated by the system"); 13807 } 13808 // reader; this apparently protects mMediaMounted, but should probably 13809 // be a different lock in that case. 13810 synchronized (mPackages) { 13811 Log.i(TAG, "Updating external media status from " 13812 + (mMediaMounted ? "mounted" : "unmounted") + " to " 13813 + (mediaStatus ? "mounted" : "unmounted")); 13814 if (DEBUG_SD_INSTALL) 13815 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 13816 + ", mMediaMounted=" + mMediaMounted); 13817 if (mediaStatus == mMediaMounted) { 13818 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 13819 : 0, -1); 13820 mHandler.sendMessage(msg); 13821 return; 13822 } 13823 mMediaMounted = mediaStatus; 13824 } 13825 // Queue up an async operation since the package installation may take a 13826 // little while. 13827 mHandler.post(new Runnable() { 13828 public void run() { 13829 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 13830 } 13831 }); 13832 } 13833 13834 /** 13835 * Called by MountService when the initial ASECs to scan are available. 13836 * Should block until all the ASEC containers are finished being scanned. 13837 */ 13838 public void scanAvailableAsecs() { 13839 updateExternalMediaStatusInner(true, false, false); 13840 if (mShouldRestoreconData) { 13841 SELinuxMMAC.setRestoreconDone(); 13842 mShouldRestoreconData = false; 13843 } 13844 } 13845 13846 /* 13847 * Collect information of applications on external media, map them against 13848 * existing containers and update information based on current mount status. 13849 * Please note that we always have to report status if reportStatus has been 13850 * set to true especially when unloading packages. 13851 */ 13852 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 13853 boolean externalStorage) { 13854 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 13855 int[] uidArr = EmptyArray.INT; 13856 13857 final String[] list = PackageHelper.getSecureContainerList(); 13858 if (ArrayUtils.isEmpty(list)) { 13859 Log.i(TAG, "No secure containers found"); 13860 } else { 13861 // Process list of secure containers and categorize them 13862 // as active or stale based on their package internal state. 13863 13864 // reader 13865 synchronized (mPackages) { 13866 for (String cid : list) { 13867 // Leave stages untouched for now; installer service owns them 13868 if (PackageInstallerService.isStageName(cid)) continue; 13869 13870 if (DEBUG_SD_INSTALL) 13871 Log.i(TAG, "Processing container " + cid); 13872 String pkgName = getAsecPackageName(cid); 13873 if (pkgName == null) { 13874 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 13875 continue; 13876 } 13877 if (DEBUG_SD_INSTALL) 13878 Log.i(TAG, "Looking for pkg : " + pkgName); 13879 13880 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13881 if (ps == null) { 13882 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 13883 continue; 13884 } 13885 13886 /* 13887 * Skip packages that are not external if we're unmounting 13888 * external storage. 13889 */ 13890 if (externalStorage && !isMounted && !isExternal(ps)) { 13891 continue; 13892 } 13893 13894 final AsecInstallArgs args = new AsecInstallArgs(cid, 13895 getAppDexInstructionSets(ps), ps.isForwardLocked()); 13896 // The package status is changed only if the code path 13897 // matches between settings and the container id. 13898 if (ps.codePathString != null 13899 && ps.codePathString.startsWith(args.getCodePath())) { 13900 if (DEBUG_SD_INSTALL) { 13901 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 13902 + " at code path: " + ps.codePathString); 13903 } 13904 13905 // We do have a valid package installed on sdcard 13906 processCids.put(args, ps.codePathString); 13907 final int uid = ps.appId; 13908 if (uid != -1) { 13909 uidArr = ArrayUtils.appendInt(uidArr, uid); 13910 } 13911 } else { 13912 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 13913 + ps.codePathString); 13914 } 13915 } 13916 } 13917 13918 Arrays.sort(uidArr); 13919 } 13920 13921 // Process packages with valid entries. 13922 if (isMounted) { 13923 if (DEBUG_SD_INSTALL) 13924 Log.i(TAG, "Loading packages"); 13925 loadMediaPackages(processCids, uidArr); 13926 startCleaningPackages(); 13927 mInstallerService.onSecureContainersAvailable(); 13928 } else { 13929 if (DEBUG_SD_INSTALL) 13930 Log.i(TAG, "Unloading packages"); 13931 unloadMediaPackages(processCids, uidArr, reportStatus); 13932 } 13933 } 13934 13935 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13936 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 13937 final int size = infos.size(); 13938 final String[] packageNames = new String[size]; 13939 final int[] packageUids = new int[size]; 13940 for (int i = 0; i < size; i++) { 13941 final ApplicationInfo info = infos.get(i); 13942 packageNames[i] = info.packageName; 13943 packageUids[i] = info.uid; 13944 } 13945 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 13946 finishedReceiver); 13947 } 13948 13949 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13950 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13951 sendResourcesChangedBroadcast(mediaStatus, replacing, 13952 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 13953 } 13954 13955 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 13956 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 13957 int size = pkgList.length; 13958 if (size > 0) { 13959 // Send broadcasts here 13960 Bundle extras = new Bundle(); 13961 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13962 if (uidArr != null) { 13963 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 13964 } 13965 if (replacing) { 13966 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 13967 } 13968 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 13969 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 13970 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 13971 } 13972 } 13973 13974 /* 13975 * Look at potentially valid container ids from processCids If package 13976 * information doesn't match the one on record or package scanning fails, 13977 * the cid is added to list of removeCids. We currently don't delete stale 13978 * containers. 13979 */ 13980 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 13981 ArrayList<String> pkgList = new ArrayList<String>(); 13982 Set<AsecInstallArgs> keys = processCids.keySet(); 13983 13984 for (AsecInstallArgs args : keys) { 13985 String codePath = processCids.get(args); 13986 if (DEBUG_SD_INSTALL) 13987 Log.i(TAG, "Loading container : " + args.cid); 13988 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13989 try { 13990 // Make sure there are no container errors first. 13991 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 13992 Slog.e(TAG, "Failed to mount cid : " + args.cid 13993 + " when installing from sdcard"); 13994 continue; 13995 } 13996 // Check code path here. 13997 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 13998 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 13999 + " does not match one in settings " + codePath); 14000 continue; 14001 } 14002 // Parse package 14003 int parseFlags = mDefParseFlags; 14004 if (args.isExternalAsec()) { 14005 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14006 } 14007 if (args.isFwdLocked()) { 14008 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14009 } 14010 14011 synchronized (mInstallLock) { 14012 PackageParser.Package pkg = null; 14013 try { 14014 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14015 } catch (PackageManagerException e) { 14016 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14017 } 14018 // Scan the package 14019 if (pkg != null) { 14020 /* 14021 * TODO why is the lock being held? doPostInstall is 14022 * called in other places without the lock. This needs 14023 * to be straightened out. 14024 */ 14025 // writer 14026 synchronized (mPackages) { 14027 retCode = PackageManager.INSTALL_SUCCEEDED; 14028 pkgList.add(pkg.packageName); 14029 // Post process args 14030 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14031 pkg.applicationInfo.uid); 14032 } 14033 } else { 14034 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14035 } 14036 } 14037 14038 } finally { 14039 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14040 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14041 } 14042 } 14043 } 14044 // writer 14045 synchronized (mPackages) { 14046 // If the platform SDK has changed since the last time we booted, 14047 // we need to re-grant app permission to catch any new ones that 14048 // appear. This is really a hack, and means that apps can in some 14049 // cases get permissions that the user didn't initially explicitly 14050 // allow... it would be nice to have some better way to handle 14051 // this situation. 14052 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14053 if (regrantPermissions) 14054 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14055 + mSdkVersion + "; regranting permissions for external storage"); 14056 mSettings.mExternalSdkPlatform = mSdkVersion; 14057 14058 // Make sure group IDs have been assigned, and any permission 14059 // changes in other apps are accounted for 14060 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14061 | (regrantPermissions 14062 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14063 : 0)); 14064 14065 mSettings.updateExternalDatabaseVersion(); 14066 14067 // can downgrade to reader 14068 // Persist settings 14069 mSettings.writeLPr(); 14070 } 14071 // Send a broadcast to let everyone know we are done processing 14072 if (pkgList.size() > 0) { 14073 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14074 } 14075 } 14076 14077 /* 14078 * Utility method to unload a list of specified containers 14079 */ 14080 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14081 // Just unmount all valid containers. 14082 for (AsecInstallArgs arg : cidArgs) { 14083 synchronized (mInstallLock) { 14084 arg.doPostDeleteLI(false); 14085 } 14086 } 14087 } 14088 14089 /* 14090 * Unload packages mounted on external media. This involves deleting package 14091 * data from internal structures, sending broadcasts about diabled packages, 14092 * gc'ing to free up references, unmounting all secure containers 14093 * corresponding to packages on external media, and posting a 14094 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14095 * that we always have to post this message if status has been requested no 14096 * matter what. 14097 */ 14098 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14099 final boolean reportStatus) { 14100 if (DEBUG_SD_INSTALL) 14101 Log.i(TAG, "unloading media packages"); 14102 ArrayList<String> pkgList = new ArrayList<String>(); 14103 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14104 final Set<AsecInstallArgs> keys = processCids.keySet(); 14105 for (AsecInstallArgs args : keys) { 14106 String pkgName = args.getPackageName(); 14107 if (DEBUG_SD_INSTALL) 14108 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14109 // Delete package internally 14110 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14111 synchronized (mInstallLock) { 14112 boolean res = deletePackageLI(pkgName, null, false, null, null, 14113 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14114 if (res) { 14115 pkgList.add(pkgName); 14116 } else { 14117 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14118 failedList.add(args); 14119 } 14120 } 14121 } 14122 14123 // reader 14124 synchronized (mPackages) { 14125 // We didn't update the settings after removing each package; 14126 // write them now for all packages. 14127 mSettings.writeLPr(); 14128 } 14129 14130 // We have to absolutely send UPDATED_MEDIA_STATUS only 14131 // after confirming that all the receivers processed the ordered 14132 // broadcast when packages get disabled, force a gc to clean things up. 14133 // and unload all the containers. 14134 if (pkgList.size() > 0) { 14135 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14136 new IIntentReceiver.Stub() { 14137 public void performReceive(Intent intent, int resultCode, String data, 14138 Bundle extras, boolean ordered, boolean sticky, 14139 int sendingUser) throws RemoteException { 14140 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14141 reportStatus ? 1 : 0, 1, keys); 14142 mHandler.sendMessage(msg); 14143 } 14144 }); 14145 } else { 14146 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14147 keys); 14148 mHandler.sendMessage(msg); 14149 } 14150 } 14151 14152 private void loadPrivatePackages(VolumeInfo vol) { 14153 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14154 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14155 synchronized (mPackages) { 14156 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14157 for (PackageSetting ps : packages) { 14158 synchronized (mInstallLock) { 14159 final PackageParser.Package pkg; 14160 try { 14161 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14162 loaded.add(pkg.applicationInfo); 14163 } catch (PackageManagerException e) { 14164 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14165 } 14166 } 14167 } 14168 14169 // TODO: regrant any permissions that changed based since original install 14170 14171 mSettings.writeLPr(); 14172 } 14173 14174 Slog.d(TAG, "Loaded packages " + loaded); 14175 sendResourcesChangedBroadcast(true, false, loaded, null); 14176 } 14177 14178 private void unloadPrivatePackages(VolumeInfo vol) { 14179 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14180 synchronized (mPackages) { 14181 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14182 for (PackageSetting ps : packages) { 14183 if (ps.pkg == null) continue; 14184 synchronized (mInstallLock) { 14185 final ApplicationInfo info = ps.pkg.applicationInfo; 14186 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14187 if (deletePackageLI(ps.name, null, false, null, null, 14188 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14189 unloaded.add(info); 14190 } else { 14191 Slog.w(TAG, "Failed to unload " + ps.codePath); 14192 } 14193 } 14194 } 14195 14196 mSettings.writeLPr(); 14197 } 14198 14199 Slog.d(TAG, "Unloaded packages " + unloaded); 14200 sendResourcesChangedBroadcast(false, false, unloaded, null); 14201 } 14202 14203 @Override 14204 public int movePackage(final String packageName, final String volumeUuid) { 14205 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14206 14207 final int moveId = mNextMoveId.getAndIncrement(); 14208 try { 14209 movePackageInternal(packageName, volumeUuid, moveId); 14210 } catch (PackageManagerException e) { 14211 Slog.d(TAG, "Failed to move " + packageName, e); 14212 mMoveCallbacks.notifyStatusChanged(moveId, 14213 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14214 } 14215 return moveId; 14216 } 14217 14218 private void movePackageInternal(final String packageName, final String volumeUuid, 14219 final int moveId) throws PackageManagerException { 14220 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14221 final PackageManager pm = mContext.getPackageManager(); 14222 14223 final boolean currentAsec; 14224 final String currentVolumeUuid; 14225 final File codeFile; 14226 final String installerPackageName; 14227 final String packageAbiOverride; 14228 final int appId; 14229 final String seinfo; 14230 final String label; 14231 14232 // reader 14233 synchronized (mPackages) { 14234 final PackageParser.Package pkg = mPackages.get(packageName); 14235 final PackageSetting ps = mSettings.mPackages.get(packageName); 14236 if (pkg == null || ps == null) { 14237 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14238 } 14239 14240 if (pkg.applicationInfo.isSystemApp()) { 14241 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14242 "Cannot move system application"); 14243 } else if (pkg.mOperationPending) { 14244 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14245 "Attempt to move package which has pending operations"); 14246 } 14247 14248 // TODO: yell if already in desired location 14249 14250 pkg.mOperationPending = true; 14251 14252 currentAsec = pkg.applicationInfo.isForwardLocked() 14253 || pkg.applicationInfo.isExternalAsec(); 14254 currentVolumeUuid = ps.volumeUuid; 14255 codeFile = new File(pkg.codePath); 14256 installerPackageName = ps.installerPackageName; 14257 packageAbiOverride = ps.cpuAbiOverrideString; 14258 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14259 seinfo = pkg.applicationInfo.seinfo; 14260 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 14261 } 14262 14263 final Bundle extras = new Bundle(); 14264 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 14265 extras.putString(Intent.EXTRA_TITLE, label); 14266 mMoveCallbacks.notifyCreated(moveId, extras); 14267 14268 int installFlags; 14269 final boolean moveData; 14270 14271 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 14272 installFlags = INSTALL_INTERNAL; 14273 moveData = !currentAsec; 14274 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 14275 installFlags = INSTALL_EXTERNAL; 14276 moveData = false; 14277 } else { 14278 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14279 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 14280 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 14281 || !volume.isMountedWritable()) { 14282 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14283 "Move location not mounted private volume"); 14284 } 14285 14286 Preconditions.checkState(!currentAsec); 14287 14288 installFlags = INSTALL_INTERNAL; 14289 moveData = true; 14290 } 14291 14292 Slog.d(TAG, "Moving " + packageName + " from " + currentVolumeUuid + " to " + volumeUuid); 14293 mMoveCallbacks.notifyStatusChanged(moveId, 10); 14294 14295 if (moveData) { 14296 synchronized (mInstallLock) { 14297 // TODO: split this into separate copy and delete operations 14298 if (mInstaller.moveUserDataDirs(currentVolumeUuid, volumeUuid, packageName, appId, 14299 seinfo) != 0) { 14300 synchronized (mPackages) { 14301 final PackageParser.Package pkg = mPackages.get(packageName); 14302 if (pkg != null) { 14303 pkg.mOperationPending = false; 14304 } 14305 } 14306 14307 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14308 "Failed to move private data"); 14309 } 14310 } 14311 } 14312 14313 mMoveCallbacks.notifyStatusChanged(moveId, 50); 14314 14315 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14316 @Override 14317 public void onUserActionRequired(Intent intent) throws RemoteException { 14318 throw new IllegalStateException(); 14319 } 14320 14321 @Override 14322 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14323 Bundle extras) throws RemoteException { 14324 Slog.d(TAG, "Install result for move: " 14325 + PackageManager.installStatusToString(returnCode, msg)); 14326 14327 // We usually have a new package now after the install, but if 14328 // we failed we need to clear the pending flag on the original 14329 // package object. 14330 synchronized (mPackages) { 14331 final PackageParser.Package pkg = mPackages.get(packageName); 14332 if (pkg != null) { 14333 pkg.mOperationPending = false; 14334 } 14335 } 14336 14337 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14338 switch (status) { 14339 case PackageInstaller.STATUS_SUCCESS: 14340 mMoveCallbacks.notifyStatusChanged(moveId, 14341 PackageManager.MOVE_SUCCEEDED); 14342 break; 14343 case PackageInstaller.STATUS_FAILURE_STORAGE: 14344 mMoveCallbacks.notifyStatusChanged(moveId, 14345 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14346 break; 14347 default: 14348 mMoveCallbacks.notifyStatusChanged(moveId, 14349 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14350 break; 14351 } 14352 } 14353 }; 14354 14355 // Treat a move like reinstalling an existing app, which ensures that we 14356 // process everythign uniformly, like unpacking native libraries. 14357 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 14358 14359 final Message msg = mHandler.obtainMessage(INIT_COPY); 14360 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 14361 msg.obj = new InstallParams(origin, installObserver, installFlags, 14362 installerPackageName, volumeUuid, null, user, packageAbiOverride); 14363 mHandler.sendMessage(msg); 14364 } 14365 14366 @Override 14367 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 14368 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14369 14370 final int realMoveId = mNextMoveId.getAndIncrement(); 14371 final Bundle extras = new Bundle(); 14372 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 14373 mMoveCallbacks.notifyCreated(realMoveId, extras); 14374 14375 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 14376 @Override 14377 public void onCreated(int moveId, Bundle extras) { 14378 // Ignored 14379 } 14380 14381 @Override 14382 public void onStatusChanged(int moveId, int status, long estMillis) { 14383 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 14384 } 14385 }; 14386 14387 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14388 storage.setPrimaryStorageUuid(volumeUuid, callback); 14389 return realMoveId; 14390 } 14391 14392 @Override 14393 public int getMoveStatus(int moveId) { 14394 mContext.enforceCallingOrSelfPermission( 14395 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14396 return mMoveCallbacks.mLastStatus.get(moveId); 14397 } 14398 14399 @Override 14400 public void registerMoveCallback(IPackageMoveObserver callback) { 14401 mContext.enforceCallingOrSelfPermission( 14402 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14403 mMoveCallbacks.register(callback); 14404 } 14405 14406 @Override 14407 public void unregisterMoveCallback(IPackageMoveObserver callback) { 14408 mContext.enforceCallingOrSelfPermission( 14409 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14410 mMoveCallbacks.unregister(callback); 14411 } 14412 14413 @Override 14414 public boolean setInstallLocation(int loc) { 14415 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 14416 null); 14417 if (getInstallLocation() == loc) { 14418 return true; 14419 } 14420 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 14421 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 14422 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 14423 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 14424 return true; 14425 } 14426 return false; 14427 } 14428 14429 @Override 14430 public int getInstallLocation() { 14431 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14432 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 14433 PackageHelper.APP_INSTALL_AUTO); 14434 } 14435 14436 /** Called by UserManagerService */ 14437 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 14438 mDirtyUsers.remove(userHandle); 14439 mSettings.removeUserLPw(userHandle); 14440 mPendingBroadcasts.remove(userHandle); 14441 if (mInstaller != null) { 14442 // Technically, we shouldn't be doing this with the package lock 14443 // held. However, this is very rare, and there is already so much 14444 // other disk I/O going on, that we'll let it slide for now. 14445 final StorageManager storage = StorageManager.from(mContext); 14446 final List<VolumeInfo> vols = storage.getVolumes(); 14447 for (VolumeInfo vol : vols) { 14448 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 14449 final String volumeUuid = vol.getFsUuid(); 14450 Slog.d(TAG, "Removing user data on volume " + volumeUuid); 14451 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 14452 } 14453 } 14454 } 14455 mUserNeedsBadging.delete(userHandle); 14456 removeUnusedPackagesLILPw(userManager, userHandle); 14457 } 14458 14459 /** 14460 * We're removing userHandle and would like to remove any downloaded packages 14461 * that are no longer in use by any other user. 14462 * @param userHandle the user being removed 14463 */ 14464 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 14465 final boolean DEBUG_CLEAN_APKS = false; 14466 int [] users = userManager.getUserIdsLPr(); 14467 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 14468 while (psit.hasNext()) { 14469 PackageSetting ps = psit.next(); 14470 if (ps.pkg == null) { 14471 continue; 14472 } 14473 final String packageName = ps.pkg.packageName; 14474 // Skip over if system app 14475 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14476 continue; 14477 } 14478 if (DEBUG_CLEAN_APKS) { 14479 Slog.i(TAG, "Checking package " + packageName); 14480 } 14481 boolean keep = false; 14482 for (int i = 0; i < users.length; i++) { 14483 if (users[i] != userHandle && ps.getInstalled(users[i])) { 14484 keep = true; 14485 if (DEBUG_CLEAN_APKS) { 14486 Slog.i(TAG, " Keeping package " + packageName + " for user " 14487 + users[i]); 14488 } 14489 break; 14490 } 14491 } 14492 if (!keep) { 14493 if (DEBUG_CLEAN_APKS) { 14494 Slog.i(TAG, " Removing package " + packageName); 14495 } 14496 mHandler.post(new Runnable() { 14497 public void run() { 14498 deletePackageX(packageName, userHandle, 0); 14499 } //end run 14500 }); 14501 } 14502 } 14503 } 14504 14505 /** Called by UserManagerService */ 14506 void createNewUserLILPw(int userHandle, File path) { 14507 if (mInstaller != null) { 14508 mInstaller.createUserConfig(userHandle); 14509 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 14510 } 14511 } 14512 14513 void newUserCreatedLILPw(int userHandle) { 14514 // Adding a user requires updating runtime permissions for system apps. 14515 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14516 } 14517 14518 @Override 14519 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 14520 mContext.enforceCallingOrSelfPermission( 14521 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14522 "Only package verification agents can read the verifier device identity"); 14523 14524 synchronized (mPackages) { 14525 return mSettings.getVerifierDeviceIdentityLPw(); 14526 } 14527 } 14528 14529 @Override 14530 public void setPermissionEnforced(String permission, boolean enforced) { 14531 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 14532 if (READ_EXTERNAL_STORAGE.equals(permission)) { 14533 synchronized (mPackages) { 14534 if (mSettings.mReadExternalStorageEnforced == null 14535 || mSettings.mReadExternalStorageEnforced != enforced) { 14536 mSettings.mReadExternalStorageEnforced = enforced; 14537 mSettings.writeLPr(); 14538 } 14539 } 14540 // kill any non-foreground processes so we restart them and 14541 // grant/revoke the GID. 14542 final IActivityManager am = ActivityManagerNative.getDefault(); 14543 if (am != null) { 14544 final long token = Binder.clearCallingIdentity(); 14545 try { 14546 am.killProcessesBelowForeground("setPermissionEnforcement"); 14547 } catch (RemoteException e) { 14548 } finally { 14549 Binder.restoreCallingIdentity(token); 14550 } 14551 } 14552 } else { 14553 throw new IllegalArgumentException("No selective enforcement for " + permission); 14554 } 14555 } 14556 14557 @Override 14558 @Deprecated 14559 public boolean isPermissionEnforced(String permission) { 14560 return true; 14561 } 14562 14563 @Override 14564 public boolean isStorageLow() { 14565 final long token = Binder.clearCallingIdentity(); 14566 try { 14567 final DeviceStorageMonitorInternal 14568 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14569 if (dsm != null) { 14570 return dsm.isMemoryLow(); 14571 } else { 14572 return false; 14573 } 14574 } finally { 14575 Binder.restoreCallingIdentity(token); 14576 } 14577 } 14578 14579 @Override 14580 public IPackageInstaller getPackageInstaller() { 14581 return mInstallerService; 14582 } 14583 14584 private boolean userNeedsBadging(int userId) { 14585 int index = mUserNeedsBadging.indexOfKey(userId); 14586 if (index < 0) { 14587 final UserInfo userInfo; 14588 final long token = Binder.clearCallingIdentity(); 14589 try { 14590 userInfo = sUserManager.getUserInfo(userId); 14591 } finally { 14592 Binder.restoreCallingIdentity(token); 14593 } 14594 final boolean b; 14595 if (userInfo != null && userInfo.isManagedProfile()) { 14596 b = true; 14597 } else { 14598 b = false; 14599 } 14600 mUserNeedsBadging.put(userId, b); 14601 return b; 14602 } 14603 return mUserNeedsBadging.valueAt(index); 14604 } 14605 14606 @Override 14607 public KeySet getKeySetByAlias(String packageName, String alias) { 14608 if (packageName == null || alias == null) { 14609 return null; 14610 } 14611 synchronized(mPackages) { 14612 final PackageParser.Package pkg = mPackages.get(packageName); 14613 if (pkg == null) { 14614 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14615 throw new IllegalArgumentException("Unknown package: " + packageName); 14616 } 14617 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14618 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 14619 } 14620 } 14621 14622 @Override 14623 public KeySet getSigningKeySet(String packageName) { 14624 if (packageName == null) { 14625 return null; 14626 } 14627 synchronized(mPackages) { 14628 final PackageParser.Package pkg = mPackages.get(packageName); 14629 if (pkg == null) { 14630 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14631 throw new IllegalArgumentException("Unknown package: " + packageName); 14632 } 14633 if (pkg.applicationInfo.uid != Binder.getCallingUid() 14634 && Process.SYSTEM_UID != Binder.getCallingUid()) { 14635 throw new SecurityException("May not access signing KeySet of other apps."); 14636 } 14637 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14638 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 14639 } 14640 } 14641 14642 @Override 14643 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 14644 if (packageName == null || ks == null) { 14645 return false; 14646 } 14647 synchronized(mPackages) { 14648 final PackageParser.Package pkg = mPackages.get(packageName); 14649 if (pkg == null) { 14650 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14651 throw new IllegalArgumentException("Unknown package: " + packageName); 14652 } 14653 IBinder ksh = ks.getToken(); 14654 if (ksh instanceof KeySetHandle) { 14655 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14656 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 14657 } 14658 return false; 14659 } 14660 } 14661 14662 @Override 14663 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 14664 if (packageName == null || ks == null) { 14665 return false; 14666 } 14667 synchronized(mPackages) { 14668 final PackageParser.Package pkg = mPackages.get(packageName); 14669 if (pkg == null) { 14670 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 14671 throw new IllegalArgumentException("Unknown package: " + packageName); 14672 } 14673 IBinder ksh = ks.getToken(); 14674 if (ksh instanceof KeySetHandle) { 14675 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14676 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 14677 } 14678 return false; 14679 } 14680 } 14681 14682 public void getUsageStatsIfNoPackageUsageInfo() { 14683 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 14684 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 14685 if (usm == null) { 14686 throw new IllegalStateException("UsageStatsManager must be initialized"); 14687 } 14688 long now = System.currentTimeMillis(); 14689 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 14690 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 14691 String packageName = entry.getKey(); 14692 PackageParser.Package pkg = mPackages.get(packageName); 14693 if (pkg == null) { 14694 continue; 14695 } 14696 UsageStats usage = entry.getValue(); 14697 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 14698 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 14699 } 14700 } 14701 } 14702 14703 /** 14704 * Check and throw if the given before/after packages would be considered a 14705 * downgrade. 14706 */ 14707 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 14708 throws PackageManagerException { 14709 if (after.versionCode < before.mVersionCode) { 14710 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14711 "Update version code " + after.versionCode + " is older than current " 14712 + before.mVersionCode); 14713 } else if (after.versionCode == before.mVersionCode) { 14714 if (after.baseRevisionCode < before.baseRevisionCode) { 14715 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14716 "Update base revision code " + after.baseRevisionCode 14717 + " is older than current " + before.baseRevisionCode); 14718 } 14719 14720 if (!ArrayUtils.isEmpty(after.splitNames)) { 14721 for (int i = 0; i < after.splitNames.length; i++) { 14722 final String splitName = after.splitNames[i]; 14723 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 14724 if (j != -1) { 14725 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 14726 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 14727 "Update split " + splitName + " revision code " 14728 + after.splitRevisionCodes[i] + " is older than current " 14729 + before.splitRevisionCodes[j]); 14730 } 14731 } 14732 } 14733 } 14734 } 14735 } 14736 14737 private static class MoveCallbacks extends Handler { 14738 private static final int MSG_CREATED = 1; 14739 private static final int MSG_STATUS_CHANGED = 2; 14740 14741 private final RemoteCallbackList<IPackageMoveObserver> 14742 mCallbacks = new RemoteCallbackList<>(); 14743 14744 private final SparseIntArray mLastStatus = new SparseIntArray(); 14745 14746 public MoveCallbacks(Looper looper) { 14747 super(looper); 14748 } 14749 14750 public void register(IPackageMoveObserver callback) { 14751 mCallbacks.register(callback); 14752 } 14753 14754 public void unregister(IPackageMoveObserver callback) { 14755 mCallbacks.unregister(callback); 14756 } 14757 14758 @Override 14759 public void handleMessage(Message msg) { 14760 final SomeArgs args = (SomeArgs) msg.obj; 14761 final int n = mCallbacks.beginBroadcast(); 14762 for (int i = 0; i < n; i++) { 14763 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 14764 try { 14765 invokeCallback(callback, msg.what, args); 14766 } catch (RemoteException ignored) { 14767 } 14768 } 14769 mCallbacks.finishBroadcast(); 14770 args.recycle(); 14771 } 14772 14773 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 14774 throws RemoteException { 14775 switch (what) { 14776 case MSG_CREATED: { 14777 callback.onCreated(args.argi1, (Bundle) args.arg2); 14778 break; 14779 } 14780 case MSG_STATUS_CHANGED: { 14781 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 14782 break; 14783 } 14784 } 14785 } 14786 14787 private void notifyCreated(int moveId, Bundle extras) { 14788 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 14789 14790 final SomeArgs args = SomeArgs.obtain(); 14791 args.argi1 = moveId; 14792 args.arg2 = extras; 14793 obtainMessage(MSG_CREATED, args).sendToTarget(); 14794 } 14795 14796 private void notifyStatusChanged(int moveId, int status) { 14797 notifyStatusChanged(moveId, status, -1); 14798 } 14799 14800 private void notifyStatusChanged(int moveId, int status, long estMillis) { 14801 Slog.v(TAG, "Move " + moveId + " status " + status); 14802 14803 final SomeArgs args = SomeArgs.obtain(); 14804 args.argi1 = moveId; 14805 args.argi2 = status; 14806 args.arg3 = estMillis; 14807 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 14808 14809 synchronized (mLastStatus) { 14810 mLastStatus.put(moveId, status); 14811 } 14812 } 14813 } 14814} 14815